Discarding: pointers to object to push/pop was a bad idea

Conflicts:
	server/server_methods.cpp

.gitignore

@@ -9,9 +9,6 @@
 Release/
 Debug/
 Out/
-release/
-debug/
-out/
 
 #Project generated files
 *.db

.gitmodules

@@ -1,6 +0,0 @@
-[submodule "common"]
-	path = common
-	url = https://github.com/Ratstail91/Tortuga.git
-[submodule "bin"]
-	path = bin
-	url = https://github.com/Ratstail91/Tortuga.git

README.md

@@ -1,34 +1,25 @@
 ## Outline
 
-Tortuga is a 2D MMORPG featuring permadeath, with an emphasis on multiplayer cooperation, exploration and customization. The game runs on customizable public and private servers.
+Tortuga is a 2D multiplayer JRPG featuring permadeath, with an emphasis on multiplayer cooperation, exploration and customization. The game runs on customizable public and private servers.
 
-This game is inspired by classic 2D RPGs (Final Fantasy, The Legend of Zelda), as well as more modern sandboxes and MMOs (Minecraft, EVE Online). This project is currently independently created and funded, with the goal of creating a game that will engage the players and inspire a large community.
+This game is inspired by classic 2D RPGs (Final Fantasy, The Legend of Zelda), as well as more modern sandboxes amd MMOs (Minecraft, EVE Online). This project is currently independently created and funded, with the goal of creating a game that will engage the players and inspire a large community.
 
 ## Releases
 
-* The most recent stable build for Windows can be found [here](https://dl.dropboxusercontent.com/u/46669050/Tortuga-win.rar).
+The most recent stable build for Windows can be found [here](https://dl.dropboxusercontent.com/u/46669050/Tortuga.rar).
-* The most recent stable build for Linux can be found [here](https://dl.dropboxusercontent.com/u/46669050/Tortuga-linux.tar).
 
 ## Documentation
 
-* [Tortuga Wiki](https://github.com/Ratstail91/Tortuga/wiki) - Full documentation (incomplete)
+* [Tortuga Wiki](https://github.com/Ratstail91/Tortuga/wiki) - Full documentation
 * [Tortuga Bug Tracker](https://github.com/Ratstail91/Tortuga/issues) - A list of all known bugs and issues
 
 ## External Dependencies
 
-* [SDL 2.0](http://www.libsdl.org/) - Simple DirectMedia Layer API
+* [SDL 1.2](http://www.libsdl.org/) - Simple DirectMedia Layer API
-* [SDL_image 2.0](https://www.libsdl.org/projects/SDL_image/) - An SDL Extension for loading multiple image file formats
+* [SDL_net 1.2](http://www.libsdl.org/projects/SDL_net/) - SDL's networking extension
-* [SDL_net 2.0](http://www.libsdl.org/projects/SDL_net/) - SDL's networking extension
-* [SDL_ttf 2.0](https://www.libsdl.org/projects/SDL_ttf/) - An SDL extention for rendering fonts
 * [lua 5.2](http://www.lua.org/) - The lua programming language
 * [SQLite3](http://www.sqlite.org/) - A lightweight SQL database engine
 
-## Tools
-
-* [WinRAR](http://www.rarlab.com/) - A free archive tool; needed for Windows distribution
-* [tar](http://www.gnu.org/software/tar/manual/) - The GNU archive tool; needed for Linux distribution
-* [Dropbox](https://www.dropbox.com/) - For hosting and distribution
-
 ## Copyright
 
 (Future versions (to be determined) may be released under a modified version of the [Uplink Developer's License](http://www.introversion.co.uk/uplink/developer/license.html).)

README.txt

@@ -14,10 +14,9 @@ Both a game server and game client are included in this package.
 Instructions For Setup
 -------------------------
 
-1. To create a server, simply run server.exe
+1. To create a server, simply run server.exe.
-	(a public server is provided by default)
+2. To join that server, run client.exe with config settings not already in use.
-2. To join a server, your player information must be input into rsc/config.cfg
+    (Note: This process will be streamlined later).
-	(NOTE: This process will be streamlined later)
 3. To change the config settings, open rsc/config.cfg
 4. These settings must be unique for each player:
 
@@ -26,10 +25,10 @@ Instructions For Setup
 
 5. There are currently two options for 'client.avatar':
 
-* client.avatar = character1.png #male
+* client.avatar = elliot2.bmp #male
-* client.avatar = character2.png #female
+* client.avatar = coa2.bmp    #female
 
-6. When you've correctly set these values, run client.exe, and select 'Start'
+6. When you've correctly set these values (good luck), select 'Start' from the
-	from the main menu; this displays the list of available servers.
+    main menu; this displays the list of available servers.
-7. Select the name of a server (default is 'Public') and select 'Join'.
+7. Select the name of your server (default is 'local') and select 'Join'.
 8. Welcome to Tortuga, enjoy your stay.

client/base_scene.cpp

@@ -1,105 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "base_scene.hpp"
-
-SDL_Renderer* BaseScene::rendererHandle = nullptr;
-
-BaseScene::BaseScene() {
-	//EMPTY
-}
-
-BaseScene::~BaseScene() {
-	//EMPTY
-}
-
-void BaseScene::RenderFrame(SDL_Renderer* renderer) {
-	//EMPTY
-}
-
-void BaseScene::SetRenderer(SDL_Renderer* r) {
-	rendererHandle = r;
-}
-
-SDL_Renderer* BaseScene::GetRenderer() {
-	return rendererHandle;
-}
-
-void BaseScene::SetSceneSignal(SceneSignal signal) {
-	sceneSignal = signal;
-}
-
-SceneSignal BaseScene::GetSceneSignal() {
-	return sceneSignal;
-}
-
-//-------------------------
-//frame phases
-//-------------------------
-
-void BaseScene::FrameStart() {
-	//EMPTY
-}
-
-void BaseScene::Update() {
-	//EMPTY
-}
-
-void BaseScene::FrameEnd() {
-	//EMPTY
-}
-
-//-------------------------
-//input events
-//-------------------------
-
-void BaseScene::QuitEvent() {
-	sceneSignal = SceneSignal::QUIT;
-}
-
-void BaseScene::MouseMotion(SDL_MouseMotionEvent const& event) {
-	//EMPTY
-}
-
-void BaseScene::MouseButtonDown(SDL_MouseButtonEvent const& event) {
-	//EMPTY
-}
-
-void BaseScene::MouseButtonUp(SDL_MouseButtonEvent const& event) {
-	//EMPTY
-}
-
-void BaseScene::MouseWheel(SDL_MouseWheelEvent const& event) {
-	//EMPTY
-}
-
-void BaseScene::KeyDown(SDL_KeyboardEvent const& event) {
-	//preference as a default
-	switch(event.keysym.sym) {
-		case SDLK_ESCAPE:
-			QuitEvent();
-		break;
-	}
-}
-
-void BaseScene::KeyUp(SDL_KeyboardEvent const& event) {
-	//EMPTY
-}

client/base_scene.hpp

@@ -1,61 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#pragma once
-
-#include "scene_signal.hpp"
-
-#include "SDL2/SDL.h"
-
-class BaseScene {
-public:
-	BaseScene();
-	virtual ~BaseScene();
-
-	virtual void RenderFrame(SDL_Renderer*);
-	static void SetRenderer(SDL_Renderer*);
-	SceneSignal GetSceneSignal();
-
-	//frame phases
-	virtual void FrameStart();
-	virtual void Update();
-	virtual void FrameEnd();
-
-	//input events
-	virtual void QuitEvent();
-	virtual void MouseMotion(SDL_MouseMotionEvent const& event);
-	virtual void MouseButtonDown(SDL_MouseButtonEvent const& event);
-	virtual void MouseButtonUp(SDL_MouseButtonEvent const& event);
-	virtual void MouseWheel(SDL_MouseWheelEvent const& event);
-	virtual void KeyDown(SDL_KeyboardEvent const& event);
-	virtual void KeyUp(SDL_KeyboardEvent const& event);
-
-	//TODO: (9) joystick and controller events
-
-protected:
-	//control
-	static SDL_Renderer* GetRenderer();
-	void SetSceneSignal(SceneSignal);
-
-private:
-	static SDL_Renderer* rendererHandle;
-	SceneSignal sceneSignal = SceneSignal::CONTINUE;
-};

client/channels.hpp

@@ -19,8 +19,11 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef CHANNELS_HPP_
+#define CHANNELS_HPP_
 
 enum Channels {
 	SERVER = 0
 };
+
+#endif

client/client_application.cpp

@@ -24,14 +24,21 @@
 #include "serial_packet.hpp"
 #include "config_utility.hpp"
 
-//for handling platforms
+#include <stdexcept>
-#include "SDL2/SDL_syswm.h"
-#include "SDL2/SDL_version.h"
-
 #include <chrono>
 #include <iostream>
-#include <sstream>
+
-#include <stdexcept>
+//-------------------------
+//Scene headers
+//-------------------------
+
+//Add the custom scene headers here
+#include "splash_screen.hpp"
+#include "main_menu.hpp"
+#include "options_menu.hpp"
+#include "lobby_menu.hpp"
+#include "in_world.hpp"
+#include "disconnected_screen.hpp"
 
 //-------------------------
 //Public access members
@@ -44,147 +51,57 @@ void ClientApplication::Init(int argc, char* argv[]) {
 	ConfigUtility& config = ConfigUtility::GetSingleton();
 	config.Load("rsc/config.cfg", false, argc, argv);
 
-	//-------------------------
-	//create and check the window
-	//-------------------------
-
-	//get the config values
-	int w = config.Int("client.screen.w");
-	int h = config.Int("client.screen.h");
-	int f = config.Boolean("client.screen.f") ? SDL_WINDOW_FULLSCREEN : 0;
-
-	//BUG: fullscreen is disabled
-	f = 0;
-
-	//default sizes
-	w = w ? w : 800;
-	h = h ? h : 600;
-
-	window = SDL_CreateWindow(argv[0], SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, w, h, f);
-
-	if (!window) {
-		std::ostringstream msg;
-		msg << "Failed to create the window: " << SDL_GetError();
-		throw(std::runtime_error(msg.str()));
-	}
-
-	std::cout << "Initialized the window" << std::endl;
-
-	//-------------------------
-	//DEBUG: detecting platforms, versions & appropriate fonts
-	//-------------------------
-
-	SDL_SysWMinfo windowInfo;
-	SDL_VERSION(&windowInfo.version);
-	if (SDL_GetWindowWMInfo(window, &windowInfo)) {
-		//
-		std::string platform;
-		std::string fontPath;
-
-		//get the info
-		switch(windowInfo.subsystem) {
-			case SDL_SYSWM_WINDOWS:
-				platform = "Microsoft Windows";
-				fontPath = "C:/Windows/Fonts/arialbd.ttf";
-			break;
-
-			case SDL_SYSWM_X11:
-				platform = "X Window System";
-				fontPath = "/usr/share/fonts/truetype/msttcorefonts/Arial_Bold.ttf";
-			break;
-
-			//NOTE: OS X is currently unsupported, but it could be
-			case SDL_SYSWM_COCOA:
-				platform = "Apple OS X";
-				fontPath = "/System/Library/Fonts/arialbd.ttf";
-			break;
-
-			default:
-				platform = "an unsupported platform";
-		}
-
-		//final output
-		std::cout << "SDL Version ";
-		std::cout << (int)windowInfo.version.major << ".";
-		std::cout << (int)windowInfo.version.minor << ".";
-		std::cout << (int)windowInfo.version.patch << " on ";
-		std::cout << platform << std::endl;
-
-		//handle the default font paths
-		if (config["client.font"].size() == 0) {
-			config["client.font"] = fontPath;
-		}
-	}
-	else {
-		std::ostringstream msg;
-		msg << "Failed to retrieve window info: " << SDL_GetError();
-		throw(msg.str());
-	}
-
-	//-------------------------
-	//create and check the renderer
-	//-------------------------
-
-	renderer = SDL_CreateRenderer(window, -1, 0);
-
-	if (!renderer) {
-		std::ostringstream msg;
-		msg << "Failed to create the renderer: " << SDL_GetError();
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//screen scaling
-	SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "best");
-	SDL_RenderSetLogicalSize(renderer, w, h);
-
-	//set the hook for the renderer
-	BaseScene::SetRenderer(renderer);
-
-	std::cout << "Initialized the renderer" << std::endl;
-
 	//-------------------------
 	//Initialize the APIs
 	//-------------------------
 
+	//initialize SDL
+	if (SDL_Init(SDL_INIT_VIDEO)) {
+		throw(std::runtime_error("Failed to initialize SDL"));
+	}
+	std::cout << "Initialized SDL" << std::endl;
+
 	//initialize SDL_net
 	if (SDLNet_Init()) {
-		std::ostringstream msg;
+		throw(std::runtime_error("Failed to initialize SDL_net"));
-		msg << "Failed to initialize SDL_net 2.0: " << SDL_GetError();
-		throw(std::runtime_error(msg.str()));
 	}
 	UDPNetworkUtility::GetSingleton().Open(0);
+	std::cout << "Initialized SDL_net" << std::endl;
 
-	std::cout << "Initialized SDL_net 2.0" << std::endl;
+	//-------------------------
+	//Setup the screen
+	//-------------------------
 
-	//setting up SDL2_ttf
+	int w = config.Int("client.screen.w");
-	if (TTF_Init()) {
+	int h = config.Int("client.screen.h");
-		std::ostringstream msg;
+	int f = config.Bool("client.screen.f") ? SDL_HWSURFACE|SDL_DOUBLEBUF|SDL_FULLSCREEN : SDL_HWSURFACE|SDL_DOUBLEBUF;
-		msg << "Failed to initialize SDL_ttf 2.0: " << SDL_GetError();
-		throw(std::runtime_error(msg.str()));
-	}
 
-	std::cout << "Initialized SDL_ttf 2.0" << std::endl;
+	BaseScene::SetScreen(w ? w : 800, h ? h : 600, 0, f);
+	std::cout << "Initialized the screen" << std::endl;
 
 	//-------------------------
 	//debug output
 	//-------------------------
 
-#define DEBUG_INTERNAL_VAR(x) std::cout << "\t" << #x << ": " << x << std::endl;
+	//TODO: enable/disable these with a switch
+#define DEBUG_OUTPUT_VAR(x) std::cout << "\t" << #x << ": " << x << std::endl;
 
 	std::cout << "Internal sizes:" << std::endl;
 
-	DEBUG_INTERNAL_VAR(NETWORK_VERSION);
+	DEBUG_OUTPUT_VAR(NETWORK_VERSION);
-	DEBUG_INTERNAL_VAR(sizeof(Region::type_t));
+	DEBUG_OUTPUT_VAR(sizeof(Region::type_t));
-	DEBUG_INTERNAL_VAR(sizeof(Region));
+	DEBUG_OUTPUT_VAR(sizeof(Region));
-	DEBUG_INTERNAL_VAR(REGION_WIDTH);
+	DEBUG_OUTPUT_VAR(REGION_WIDTH);
-	DEBUG_INTERNAL_VAR(REGION_HEIGHT);
+	DEBUG_OUTPUT_VAR(REGION_HEIGHT);
-	DEBUG_INTERNAL_VAR(REGION_DEPTH);
+	DEBUG_OUTPUT_VAR(REGION_DEPTH);
-	DEBUG_INTERNAL_VAR(REGION_TILE_FOOTPRINT);
+	DEBUG_OUTPUT_VAR(REGION_TILE_FOOTPRINT);
-	DEBUG_INTERNAL_VAR(REGION_SOLID_FOOTPRINT);
+	DEBUG_OUTPUT_VAR(REGION_SOLID_FOOTPRINT);
-	DEBUG_INTERNAL_VAR(PACKET_STRING_SIZE);
+	DEBUG_OUTPUT_VAR(PACKET_STRING_SIZE);
-	DEBUG_INTERNAL_VAR(PACKET_BUFFER_SIZE);
+	DEBUG_OUTPUT_VAR(PACKET_BUFFER_SIZE);
-	DEBUG_INTERNAL_VAR(MAX_PACKET_SIZE);
+	DEBUG_OUTPUT_VAR(MAX_PACKET_SIZE);
-	DEBUG_INTERNAL_VAR(static_cast<int>(SerialPacketType::LAST));
+	DEBUG_OUTPUT_VAR(static_cast<int>(SerialPacketType::LAST));
+
+#undef DEBUG_OUTPUT_VAR
 
 	//-------------------------
 	//finalize the startup
@@ -200,156 +117,81 @@ void ClientApplication::Init(int argc, char* argv[]) {
 }
 
 void ClientApplication::Proc() {
-	//load the first scene
+	LoadScene(SceneList::FIRST);
-	ProcessSceneSignal(SceneSignal::FIRST);
 
-	//fixed frame rate
+	//prepare the time system
 	typedef std::chrono::steady_clock Clock;
 
 	Clock::time_point simTime = Clock::now();
 	Clock::time_point realTime;
-	constexpr std::chrono::duration<int, std::milli> frameDelay(16); //~60FPS
 
-	//the game loop continues until the scenes signal QUIT
+	//The main loop
-	while(activeScene->GetSceneSignal() != SceneSignal::QUIT) {
+	while(activeScene->GetNextScene() != SceneList::QUIT) {
-		//switch scenes if necessary
+		//switch scenes when necessary
-		if(activeScene->GetSceneSignal() != SceneSignal::CONTINUE) {
+		if (activeScene->GetNextScene() != SceneList::CONTINUE) {
-			ProcessSceneSignal(activeScene->GetSceneSignal());
+			LoadScene(activeScene->GetNextScene());
 			continue;
 		}
 
 		//update the current time
 		realTime = Clock::now();
 
-		//simulate the game or give the machine a break
+		//simulate game time
-		if (simTime < realTime) {
+		while (simTime < realTime) {
-			while(simTime < realTime) {
+			//call each user defined function
-				//call the user defined functions
+			activeScene->RunFrame();
-				activeScene->FrameStart();
+			//~60 FPS
-				ProcessEvents();
+			simTime += std::chrono::duration<int, std::milli>(16);
-				activeScene->Update();
-				activeScene->FrameEnd();
-
-				//step to the next frame
-				simTime += frameDelay;
-			}
-		}
-		else {
-			SDL_Delay(1);
 		}
 
-		SDL_RenderClear(renderer);
+		//draw the game to the screen
-		activeScene->RenderFrame(renderer);
+		activeScene->RenderFrame();
-		SDL_RenderPresent(renderer);
 	}
 
-	//cleanup
+	UnloadScene();
-	ClearScene();
 }
 
 void ClientApplication::Quit() {
-	//clean up after the program
 	std::cout << "Shutting down" << std::endl;
 	UDPNetworkUtility::GetSingleton().Close();
-	TTF_Quit();
 	SDLNet_Quit();
-	BaseScene::SetRenderer(nullptr);
+	SDL_Quit();
-	SDL_DestroyRenderer(renderer);
-	SDL_DestroyWindow(window);
 	std::cout << "Clean exit" << std::endl;
 }
 
 //-------------------------
-//Scene management
+//Private access members
 //-------------------------
 
-void ClientApplication::ProcessEvents() {
+void ClientApplication::LoadScene(SceneList sceneIndex) {
-	SDL_Event event;
+	UnloadScene();
-	while(SDL_PollEvent(&event)) {
+	switch(sceneIndex) {
-		switch(event.type) {
-			case SDL_QUIT:
-				activeScene->QuitEvent();
-			break;
-
-			case SDL_MOUSEMOTION:
-				activeScene->MouseMotion(event.motion);
-			break;
-
-			case SDL_MOUSEBUTTONDOWN:
-				activeScene->MouseButtonDown(event.button);
-			break;
-
-			case SDL_MOUSEBUTTONUP:
-				activeScene->MouseButtonUp(event.button);
-			break;
-
-			case SDL_MOUSEWHEEL:
-				activeScene->MouseWheel(event.wheel);
-			break;
-
-			case SDL_KEYDOWN:
-				activeScene->KeyDown(event.key);
-			break;
-
-			case SDL_KEYUP:
-				activeScene->KeyUp(event.key);
-			break;
-
-			//TODO: (9) joystick and controller events
-
-			//window events are handled internally
-			case SDL_WINDOWEVENT:
-				switch(event.window.event) {
-					case SDL_WINDOWEVENT_RESIZED:
-						SDL_RenderSetLogicalSize(renderer, event.window.data1, event.window.data2);
-					break;
-				}
-			break;
-		}
-	}
-}
-
-//Add the custom scene headers here
-#include "splash_screen.hpp"
-#include "main_menu.hpp"
-#include "options_menu.hpp"
-#include "lobby_menu.hpp"
-#include "world.hpp"
-#include "disconnected_screen.hpp"
-
-void ClientApplication::ProcessSceneSignal(SceneSignal signal) {
-	//BUG: #16 Resources are being reloaded between scenes
-	ClearScene();
-	switch(signal) {
 		//add scene creation calls here
-		case SceneSignal::FIRST:
+		case SceneList::FIRST:
-		case SceneSignal::SPLASHSCREEN:
+		case SceneList::SPLASHSCREEN:
-			activeScene = new SplashScreen(window);
+			activeScene = new SplashScreen();
 		break;
-		case SceneSignal::MAINMENU:
+		case SceneList::MAINMENU:
 			activeScene = new MainMenu();
 		break;
-		case SceneSignal::OPTIONSMENU:
+		case SceneList::OPTIONSMENU:
 			activeScene = new OptionsMenu();
 		break;
-		case SceneSignal::LOBBYMENU:
+		case SceneList::LOBBYMENU:
 			activeScene = new LobbyMenu(&clientIndex, &accountIndex);
 		break;
-		case SceneSignal::WORLD:
+		case SceneList::INWORLD:
-			activeScene = new World(&clientIndex, &accountIndex);
+			activeScene = new InWorld(&clientIndex, &accountIndex);
 		break;
-		case SceneSignal::DISCONNECTEDSCREEN:
+		case SceneList::DISCONNECTEDSCREEN:
 			activeScene = new DisconnectedScreen();
 		break;
-		default: {
+		default:
-			std::ostringstream msg;
+			throw(std::logic_error("Failed to recognize the scene index"));
-			msg << "Failed to recognize the scene signal: " << signal;
-			throw(std::logic_error(msg.str()));
-		}
 	}
 }
 
-void ClientApplication::ClearScene() {
+void ClientApplication::UnloadScene() {
 	delete activeScene;
 	activeScene = nullptr;
 }

client/client_application.hpp

@@ -19,19 +19,21 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef CLIENTAPPLICATION_HPP_
+#define CLIENTAPPLICATION_HPP_
 
+#include "scene_list.hpp"
 #include "base_scene.hpp"
-#include "scene_signal.hpp"
+
-#include "singleton.hpp"
 #include "udp_network_utility.hpp"
 
-#include "SDL2/SDL.h"
+#include "singleton.hpp"
-#include "SDL2/SDL_net.h"
+
-#include "SDL2/SDL_ttf.h"
+#include <map>
 
 class ClientApplication: public Singleton<ClientApplication> {
 public:
+	//public methods
 	void Init(int argc, char* argv[]);
 	void Proc();
 	void Quit();
@@ -42,18 +44,15 @@ private:
 	ClientApplication() = default;
 	~ClientApplication() = default;
 
-	//scene management
+	//Private access members
-	void ProcessEvents();
+	void LoadScene(SceneList sceneIndex);
-	void ProcessSceneSignal(SceneSignal);
+	void UnloadScene();
-	void ClearScene();
 
 	BaseScene* activeScene = nullptr;
 
-	//TODO: (9) build a "window" class?
-	SDL_Window* window = nullptr;
-	SDL_Renderer* renderer = nullptr;
-
 	//shared parameters
 	int clientIndex = -1;
 	int accountIndex = -1;
-};
+};
+
+#endif

client/client_utilities/makefile

@@ -30,3 +30,8 @@ $(OUTDIR):
 
 $(OBJDIR)/%.o: %.cpp
 	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

client/client_utilities/terminal_error.hpp

@@ -19,7 +19,8 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef TERMINALERROR_HPP_
+#define TERMINALERROR_HPP_
 
 #include <stdexcept>
 #include <string>
@@ -29,3 +30,5 @@ public:
 	explicit terminal_error(const std::string& str): runtime_error(str) {}
 	explicit terminal_error(const char* cstr): runtime_error(cstr) {}
 };
+
+#endif

client/entities/base_character.cpp

@@ -21,7 +21,6 @@
 */
 #include "base_character.hpp"
 
-//TODO: (3) remove this
 #include "config_utility.hpp"
 
 //-------------------------
@@ -31,16 +30,16 @@
 void BaseCharacter::CorrectSprite() {
 	//NOTE: These must correspond to the sprite sheet in use
 	if (motion.y > 0) {
-		sprite.SetIndexY(0);
+		sprite.SetYIndex(0);
 	}
 	else if (motion.y < 0) {
-		sprite.SetIndexY(1);
+		sprite.SetYIndex(1);
 	}
 	else if (motion.x > 0) {
-		sprite.SetIndexY(3);
+		sprite.SetYIndex(3);
 	}
 	else if (motion.x < 0) {
-		sprite.SetIndexY(2);
+		sprite.SetYIndex(2);
 	}
 
 	//animation
@@ -49,7 +48,7 @@ void BaseCharacter::CorrectSprite() {
 	}
 	else {
 		sprite.SetDelay(0);
-		sprite.SetIndexX(0);
+		sprite.SetXIndex(0);
 	}
 }
 
@@ -73,9 +72,9 @@ std::string BaseCharacter::GetHandle() const {
 	return handle;
 }
 
-std::string BaseCharacter::SetAvatar(SDL_Renderer* const renderer, std::string s) {
+std::string BaseCharacter::SetAvatar(std::string s) {
 	avatar = s;
-	sprite.Load(renderer, ConfigUtility::GetSingleton()["dir.sprites"] + avatar, CHARACTER_CELLS_X, CHARACTER_CELLS_Y);
+	sprite.LoadSurface(ConfigUtility::GetSingleton()["dir.sprites"] + avatar, CHARACTER_CELLS_X, CHARACTER_CELLS_Y);
 	return avatar;
 }
 

client/entities/base_character.hpp

@@ -19,7 +19,8 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef BASECHARACTER_HPP_
+#define BASECHARACTER_HPP_
 
 //components
 #include "character_defines.hpp"
@@ -41,7 +42,7 @@ public:
 	int GetOwner();
 	std::string SetHandle(std::string s);
 	std::string GetHandle() const;
-	std::string SetAvatar(SDL_Renderer* const, std::string s);
+	std::string SetAvatar(std::string s);
 	std::string GetAvatar() const;
 
 protected:
@@ -50,3 +51,5 @@ protected:
 	std::string handle;
 	std::string avatar;
 };
+
+#endif

client/entities/base_monster.cpp

@@ -21,26 +21,3 @@
 */
 #include "base_monster.hpp"
 
-#include "config_utility.hpp"
-
-void BaseMonster::CorrectSprite() {
-	//TODO: (9) BaseMonster::CorrectSprite()
-}
-
-std::string BaseMonster::SetHandle(std::string s) {
-	return handle = s;
-}
-
-std::string BaseMonster::GetHandle() const {
-	return handle;
-}
-
-std::string BaseMonster::SetAvatar(SDL_Renderer* const renderer, std::string s) {
-	avatar = s;
-	sprite.Load(renderer, ConfigUtility::GetSingleton()["dir.sprites"] + avatar, 4, 1);
-	return avatar;
-}
-
-std::string BaseMonster::GetAvatar() const {
-	return avatar;
-}

client/entities/base_monster.hpp

@@ -19,7 +19,8 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef BASEMONSTER_HPP_
+#define BASEMONSTER_HPP_
 
 #include "entity.hpp"
 
@@ -28,15 +29,8 @@ public:
 	BaseMonster() = default;
 	virtual ~BaseMonster() = default;
 
-	void CorrectSprite();
-
-	std::string SetHandle(std::string s);
-	std::string GetHandle() const;
-	std::string SetAvatar(SDL_Renderer* const, std::string s);
-	std::string GetAvatar() const;
-
 protected:
-	//metadata
+	//
-	std::string handle;
-	std::string avatar;
 };
+
+#endif

client/entities/entity.cpp

@@ -26,8 +26,8 @@ void Entity::Update() {
 	sprite.Update(0.016);
 }
 
-void Entity::DrawTo(SDL_Renderer* const renderer, int camX, int camY) {
+void Entity::DrawTo(SDL_Surface* const dest, int camX, int camY) {
-	sprite.DrawTo(renderer, origin.x - camX, origin.y - camY);
+	sprite.DrawTo(dest, origin.x - camX, origin.y - camY);
 }
 
 SpriteSheet* Entity::GetSprite() {

client/entities/entity.hpp

@@ -19,18 +19,18 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef ENTITY_HPP_
+#define ENTITY_HPP_
 
 #include "bounding_box.hpp"
 #include "sprite_sheet.hpp"
 #include "vector2.hpp"
 
 //The base class for all objects in the world
-//TODO: (9) write a better hierarchy
 class Entity {
 public:
 	virtual void Update();
-	virtual void DrawTo(SDL_Renderer* const, int camX, int camY);
+	virtual void DrawTo(SDL_Surface* const, int camX, int camY);
 
 	SpriteSheet* GetSprite();
 
@@ -52,3 +52,5 @@ protected:
 	Vector2 motion;
 	BoundingBox bounds;
 };
+
+#endif

client/entities/local_character.cpp

@@ -26,7 +26,6 @@
 bool LocalCharacter::ProcessCollisionGrid(std::list<BoundingBox> boxList) {
 	for(auto& box : boxList) {
 		if (box.CheckOverlap(origin + bounds)) {
-			//TODO: (9) write a better collision system
 			origin -= motion;
 			motion = {0, 0};
 			return true;

client/entities/local_character.hpp

@@ -19,7 +19,8 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef LOCALCHARACTER_HPP_
+#define LOCALCHARACTER_HPP_
 
 #include "base_character.hpp"
 #include "bounding_box.hpp"
@@ -37,3 +38,5 @@ public:
 private:
 	//NOTE: NO MEMBERS
 };
+
+#endif

client/entities/makefile

@@ -30,3 +30,8 @@ $(OUTDIR):
 
 $(OBJDIR)/%.o: %.cpp
 	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

client/gameplay_scenes/world_characters.cpp

@@ -1,241 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-
-#include <cstring>
-#include <iostream>
-#include <sstream>
-#include <stdexcept>
-
-//-------------------------
-//character management
-//-------------------------
-
-//DOCS: preexisting characters will result in query responses
-//DOCS: new characters will result in create messages
-//DOCS: this client's character will exist in both (skipped)
-
-void World::hCharacterUpdate(CharacterPacket* const argPacket) {
-	//TODO: (1) Authentication
-	//NOTE: applies to the local character too
-
-	//check that this character exists
-	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
-	if (characterIt != characterMap.end()) {
-		//update the origin and motion, if there's a difference
-		if (characterIt->second.GetOrigin() != argPacket->origin) {
-			characterIt->second.SetOrigin(argPacket->origin);
-		}
-		if (characterIt->second.GetMotion() != argPacket->motion) {
-			characterIt->second.SetMotion(argPacket->motion);
-			characterIt->second.CorrectSprite(); //only correct the sprite if the motion changes
-		}
-	}
-}
-
-void World::hCharacterCreate(CharacterPacket* const argPacket) {
-	//prevent double message
-	if (characterMap.find(argPacket->characterIndex) != characterMap.end()) {
-		std::ostringstream msg;
-		msg << "Double character creation event; ";
-		msg << "Index: " << argPacket->characterIndex << "; ";
-		msg << "Handle: " << argPacket->handle;
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//implicity create and retrieve the entity
-	BaseCharacter* character = &characterMap[argPacket->characterIndex];
-
-	//fill the character's info
-	character->SetHandle(argPacket->handle);
-	character->SetAvatar(GetRenderer(), argPacket->avatar);
-	character->SetOwner(argPacket->accountIndex);
-	character->SetOrigin(argPacket->origin);
-	character->SetMotion(argPacket->motion);
-	character->SetBounds(argPacket->bounds);
-
-	character->CorrectSprite();
-
-	//check for this player's character
-	if (character->GetOwner() == accountIndex) {
-		localCharacter = static_cast<LocalCharacter*>(character);
-
-		//focus the camera on this character's sprite
-		camera.marginX = (camera.width / 2 - localCharacter->GetSprite()->GetClipW() / 2);
-		camera.marginY = (camera.height/ 2 - localCharacter->GetSprite()->GetClipH() / 2);
-
-		//focus on this character's info
-		characterIndex = argPacket->characterIndex;
-		roomIndex = argPacket->roomIndex;
-
-		//query the world state (room)
-		CharacterPacket newPacket;
-		memset(&newPacket, 0, MAX_PACKET_SIZE);
-		newPacket.type = SerialPacketType::QUERY_CHARACTER_EXISTS;
-		newPacket.roomIndex = roomIndex;
-		network.SendTo(Channels::SERVER, &newPacket);
-		newPacket.type = SerialPacketType::QUERY_MONSTER_EXISTS;
-		network.SendTo(Channels::SERVER, &newPacket);
-	}
-
-	//debug
-	std::cout << "Character Create, total: " << characterMap.size() << std::endl;
-}
-
-void World::hCharacterDelete(CharacterPacket* const argPacket) {
-	//ignore if this character doesn't exist
-	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
-	if (characterIt == characterMap.end()) {
-		return;
-	}
-
-	//check for this player's character
-	if ((*characterIt).second.GetOwner() == accountIndex) {
-		localCharacter = nullptr;
-
-		//clear the camera
-		camera.marginX = 0;
-		camera.marginY = 0;
-
-		//clear the room
-		roomIndex = -1;
-		regionPager.UnloadAll();
-		characterMap.clear();
-		monsterMap.clear();
-	}
-	else {
-		//remove this character
-		characterMap.erase(characterIt);
-	}
-
-	//debug
-	std::cout << "Character Delete, total: " << characterMap.size() << std::endl;
-}
-
-void World::hQueryCharacterExists(CharacterPacket* const argPacket) {
-	//prevent a double message about this player's character
-	//TODO: why is this commented out?
-//	if (argPacket->accountIndex == accountIndex) {
-//		return;
-//	}
-
-	//ignore characters in a different room (sub-optimal)
-	if (argPacket->roomIndex != roomIndex) {
-		return;
-	}
-
-	//implicitly construct the character if it doesn't exist
-	BaseCharacter* character = &characterMap[argPacket->characterIndex];
-
-	//set/update the character's info
-	character->SetOrigin(argPacket->origin);
-	character->SetMotion(argPacket->motion);
-	character->SetBounds({CHARACTER_BOUNDS_X, CHARACTER_BOUNDS_Y, CHARACTER_BOUNDS_WIDTH, CHARACTER_BOUNDS_HEIGHT});
-	character->SetHandle(argPacket->handle);
-	character->SetAvatar(GetRenderer(), argPacket->avatar);
-	character->SetOwner(argPacket->accountIndex);
-	character->CorrectSprite();
-
-	//debug
-	std::cout << "Character Query, total: " << characterMap.size() << std::endl;
-}
-
-void World::hQueryCharacterStats(CharacterPacket* const argPacket) {
-	//TODO: (9) World::hQueryCharacterStats()
-}
-
-void World::hQueryCharacterLocation(CharacterPacket* const argPacket) {
-	//TODO: (9) World::hQueryCharacterLocation()
-}
-
-void World::hCharacterMovement(CharacterPacket* const argPacket) {
-	//TODO: (1) Authentication
-	if (argPacket->characterIndex == characterIndex) {
-		return;
-	}
-
-	//check that this character exists
-	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
-	if (characterIt != characterMap.end()) {
-		//set the origin and motion
-		characterIt->second.SetOrigin(argPacket->origin);
-		characterIt->second.SetMotion(argPacket->motion);
-		characterIt->second.CorrectSprite();
-	}
-}
-
-void World::hCharacterAttack(CharacterPacket* const argPacket) {
-	//TODO: (9) World::hCharacterAttack()
-}
-
-void World::hCharacterDamage(CharacterPacket* const argPacket) {
-	//TODO: (9) World::hCharacterDamage()
-}
-
-//-------------------------
-//player movement & collision
-//-------------------------
-
-void World::SendLocalCharacterMovement() {
-	CharacterPacket newPacket;
-	newPacket.type = SerialPacketType::CHARACTER_MOVEMENT;
-
-	newPacket.accountIndex = accountIndex;
-	newPacket.characterIndex = characterIndex;
-	newPacket.roomIndex = roomIndex;
-	newPacket.origin = localCharacter->GetOrigin();
-	newPacket.motion = localCharacter->GetMotion();
-
-	network.SendTo(Channels::SERVER, &newPacket);
-}
-
-std::list<BoundingBox> World::GenerateCollisionGrid(Entity* ptr, int tileWidth, int tileHeight) {
-	//prepare for collisions
-	BoundingBox wallBounds = {0, 0, tileWidth, tileHeight};
-	std::list<BoundingBox> boxList;
-
-	//NOTE: for loops were too dense to work with, so I've just used while loops
-
-	//outer loop
-	wallBounds.x = snapToBase((double)wallBounds.w, ptr->GetOrigin().x);
-	while(wallBounds.x < (ptr->GetOrigin() + ptr->GetBounds()).x + ptr->GetBounds().w) {
-		//inner loop
-		wallBounds.y = snapToBase((double)wallBounds.h, ptr->GetOrigin().y);
-		while(wallBounds.y < (ptr->GetOrigin() + ptr->GetBounds()).y + ptr->GetBounds().h) {
-			//check to see if this tile is solid (non-existant tiles are always false)
-			if (regionPager.GetSolid(wallBounds.x / wallBounds.w, wallBounds.y / wallBounds.h)) {
-				//push onto the box set
-				boxList.push_front(wallBounds);
-			}
-
-			//increment
-			wallBounds.y += wallBounds.h;
-		}
-
-		//increment
-		wallBounds.x += wallBounds.w;
-	}
-
-	return std::move(boxList);
-}

client/gameplay_scenes/world_connections.cpp

@@ -1,134 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-#include "ip_operators.hpp"
-
-#include <chrono>
-#include <sstream>
-#include <stdexcept>
-
-//-------------------------
-//heartbeat system
-//-------------------------
-
-void World::hPing(ServerPacket* const argPacket) {
-	ServerPacket newPacket;
-	newPacket.type = SerialPacketType::PONG;
-	network.SendTo(argPacket->srcAddress, &newPacket);
-}
-
-void World::hPong(ServerPacket* const argPacket) {
-	if (*network.GetIPAddress(Channels::SERVER) != argPacket->srcAddress) {
-		throw(std::runtime_error("Heartbeat message received from an unknown source"));
-	}
-	attemptedBeats = 0;
-	lastBeat = Clock::now();
-}
-
-void World::CheckHeartBeat() {
-	//check the connection (heartbeat)
-	if (Clock::now() - lastBeat > std::chrono::seconds(3)) {
-		if (attemptedBeats > 2) {
-			//escape to the disconnect screen
-			SendDisconnectRequest();
-			SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
-			ConfigUtility::GetSingleton()["client.disconnectMessage"] = "Error: Lost connection to the server";
-		}
-		else {
-			ServerPacket newPacket;
-			newPacket.type = SerialPacketType::PING;
-			network.SendTo(Channels::SERVER, &newPacket);
-
-			attemptedBeats++;
-			lastBeat = Clock::now();
-		}
-	}
-}
-
-//-------------------------
-//Connection control
-//-------------------------
-
-void World::SendLogoutRequest() {
-	ClientPacket newPacket;
-
-	//send a logout request
-	newPacket.type = SerialPacketType::LOGOUT_REQUEST;
-	newPacket.accountIndex = accountIndex;
-
-	network.SendTo(Channels::SERVER, &newPacket);
-}
-
-void World::SendDisconnectRequest() {
-	ClientPacket newPacket;
-
-	//send a disconnect request
-	newPacket.type = SerialPacketType::DISCONNECT_REQUEST;
-	newPacket.clientIndex = clientIndex;
-
-	network.SendTo(Channels::SERVER, &newPacket);
-}
-
-void World::SendAdminDisconnectForced() {
-	//TODO: (9) World::SendAdminDisconnectForced()
-}
-
-void World::SendAdminShutdownRequest() {
-	ClientPacket newPacket;
-
-	//send a shutdown request
-	newPacket.type = SerialPacketType::ADMIN_SHUTDOWN_REQUEST;
-	newPacket.accountIndex = accountIndex;
-
-	network.SendTo(Channels::SERVER, &newPacket);
-}
-
-void World::hLogoutResponse(ClientPacket* const argPacket) {
-	if (localCharacter) {
-		characterMap.erase(characterIndex);
-		localCharacter = nullptr;
-	}
-
-	accountIndex = -1;
-	characterIndex = -1;
-
-	//reset the camera
-	camera.marginX = camera.marginY = 0;
-
-	//because, why not? I guess...
-	SendDisconnectRequest();
-}
-
-void World::hDisconnectResponse(ClientPacket* const argPacket) {
-	hLogoutResponse(argPacket);//shortcut
-	SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
-	ConfigUtility::GetSingleton()["client.disconnectMessage"] = "You have successfully logged out";
-}
-
-void World::hAdminDisconnectForced(ClientPacket* const argPacket) {
-	hDisconnectResponse(argPacket);//shortcut
-	SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
-	ConfigUtility::GetSingleton()["client.disconnectMessage"] = "You have been forcibly disconnected by the server";
-}
-

client/gameplay_scenes/world_logic.cpp

@@ -1,443 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-#include "terminal_error.hpp"
-
-#include <stdexcept>
-#include <algorithm>
-#include <cmath>
-#include <cstring>
-#include <iostream>
-#include <sstream>
-
-//-------------------------
-//Public access members
-//-------------------------
-
-World::World(int* const argClientIndex,	int* const argAccountIndex):
-	clientIndex(*argClientIndex),
-	accountIndex(*argAccountIndex)
-{
-	//setup the utility objects
-	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
-	font = TTF_OpenFont(config["client.font"].c_str(), 12);
-
-	//check that the font loaded
-	if (!font) {
-		std::ostringstream msg;
-		msg << "Failed to load a font file; " << SDL_GetError();
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//setup the buttons
-	disconnectButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	disconnectButton.SetText(GetRenderer(), font, "Disconnect", COLOR_BLUE);
-	shutdownButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	shutdownButton.SetText(GetRenderer(), font, "Shutdown", COLOR_BLUE);
-
-	//set the button positions
-	disconnectButton.SetX(50);
-	disconnectButton.SetY(50);
-	shutdownButton.SetX(50);
-	shutdownButton.SetY(70);
-
-	//load the tilesheet
-	//TODO: (2) Tile size and tile sheet should be loaded elsewhere
-	tileSheet.Load(GetRenderer(), config["dir.tilesets"] + "overworld.png", 32, 32);
-
-	//Send the character data
-	CharacterPacket newPacket;
-	newPacket.type = SerialPacketType::CHARACTER_LOAD;
-	strncpy(newPacket.handle, config["client.handle"].c_str(), PACKET_STRING_SIZE);
-	strncpy(newPacket.avatar, config["client.avatar"].c_str(), PACKET_STRING_SIZE);
-	newPacket.accountIndex = accountIndex;
-	network.SendTo(Channels::SERVER, &newPacket);
-
-	//set the camera's values
-	SDL_RenderGetLogicalSize(GetRenderer(), &camera.width, &camera.height);
-
-	//debug
-	//
-}
-
-World::~World() {
-	//unload the local data
-	TTF_CloseFont(font);
-	characterMap.clear();
-	monsterMap.clear();
-}
-
-//-------------------------
-//Frame loop
-//-------------------------
-
-void World::FrameStart() {
-	//
-}
-
-void World::Update() {
-	//create and zero the buffer
-	SerialPacket* packetBuffer = reinterpret_cast<SerialPacket*>(new char[MAX_PACKET_SIZE]);
-	memset(packetBuffer, 0, MAX_PACKET_SIZE);
-
-	try {
-		//suck in and process all waiting packets
-		while(network.Receive(packetBuffer)) {
-			HandlePacket(packetBuffer);
-		}
-	}
-	catch(terminal_error& e) {
-		throw(e);
-	}
-	catch(std::exception& e) {
-		std::cerr << "HandlePacket Error: " << e.what() << std::endl;
-	}
-
-	//free the buffer
-	delete reinterpret_cast<char*>(packetBuffer);
-
-	//heartbeat system
-	CheckHeartBeat();
-
-	//update all entities
-	for (auto& it : characterMap) {
-		it.second.Update();
-	}
-	for (auto& it : monsterMap) {
-		it.second.Update();
-	}
-
-	try {
-		//update the map
-		UpdateMap();
-	}
-	catch(terminal_error& e) {
-		throw(e);
-	}
-	catch(std::exception& e) {
-		std::cerr << "UpdateMap Error: " << e.what() << std::endl;
-	}
-
-	//skip the rest without a local character
-	if (!localCharacter) {
-		return;
-	}
-
-	//get the collidable boxes
-	std::list<BoundingBox> boxList = GenerateCollisionGrid(localCharacter, tileSheet.GetTileW(), tileSheet.GetTileH());
-
-	//process the collisions
-	if (localCharacter->ProcessCollisionGrid(boxList)) {
-		localCharacter->CorrectSprite();
-		SendLocalCharacterMovement();
-	}
-
-	//update the camera
-	camera.x = localCharacter->GetOrigin().x - camera.marginX;
-	camera.y = localCharacter->GetOrigin().y - camera.marginY;
-}
-
-void World::FrameEnd() {
-	//
-}
-
-void World::RenderFrame(SDL_Renderer* renderer) {
-	//draw the map
-	for (std::list<Region>::iterator it = regionPager.GetContainer()->begin(); it != regionPager.GetContainer()->end(); it++) {
-		tileSheet.DrawRegionTo(renderer, &(*it), camera.x, camera.y);
-
-		//debugging
-//		std::ostringstream msg;
-//		msg << it->GetX() << ", " << it->GetY();
-//		font.DrawStringTo(msg.str(), screen, it->GetX() * tileSheet.GetImage()->GetClipW() - camera.x, it->GetY() * tileSheet.GetImage()->GetClipH() - camera.y);
-	}
-
-	//draw the entities
-	for (auto& it : characterMap) {
-		//BUG: #29 Characters (and other entities) are drawn out of order
-		it.second.DrawTo(renderer, camera.x, camera.y);
-	}
-	for (auto& it : monsterMap) {
-		it.second.DrawTo(renderer, camera.x, camera.y);
-	}
-
-	//draw UI
-	disconnectButton.DrawTo(renderer);
-	shutdownButton.DrawTo(renderer);
-
-	//FPS
-	fpsTextLine.DrawTo(renderer, 0, 0);
-	int fpsRet = fps.Calculate();
-	if (fpsRet != -1) {
-		std::ostringstream msg;
-		msg << "FPS: " << fpsRet;
-		fpsTextLine.SetText(renderer, font, msg.str(), {255, 255, 255, 255});
-	}
-}
-
-//-------------------------
-//Event handlers
-//-------------------------
-
-void World::QuitEvent() {
-	//two-step logout
-	SendDisconnectRequest();
-	SetSceneSignal(SceneSignal::QUIT);
-}
-
-void World::MouseMotion(SDL_MouseMotionEvent const& event) {
-	disconnectButton.MouseMotion(event);
-	shutdownButton.MouseMotion(event);
-}
-
-void World::MouseButtonDown(SDL_MouseButtonEvent const& event) {
-	disconnectButton.MouseButtonDown(event);
-	shutdownButton.MouseButtonDown(event);
-}
-
-void World::MouseButtonUp(SDL_MouseButtonEvent const& event) {
-	if (disconnectButton.MouseButtonUp(event) == Button::State::RELEASED) {
-		SendLogoutRequest();
-	}
-	if (shutdownButton.MouseButtonUp(event) == Button::State::RELEASED) {
-		SendAdminShutdownRequest();
-	}
-}
-
-void World::MouseWheel(SDL_MouseWheelEvent const& event) {
-	//
-}
-
-void World::KeyDown(SDL_KeyboardEvent const& event) {
-	//BUGFIX: SDL2 introduced key repeats, so I need to ignore it
-	if (event.repeat) {
-		return;
-	}
-
-	//hotkeys
-	switch(event.keysym.sym) {
-		case SDLK_ESCAPE:
-			//TODO: (3) the escape key should actually control menus and stuff
-			SendLogoutRequest();
-		return;
-	}
-
-	//character movement
-	if (!localCharacter) {
-		return;
-	}
-	Vector2 motion = localCharacter->GetMotion();
-	switch(event.keysym.sym) {
-		case SDLK_w:
-			motion.y -= CHARACTER_WALKING_SPEED;
-		break;
-		case SDLK_a:
-			motion.x -= CHARACTER_WALKING_SPEED;
-		break;
-		case SDLK_s:
-			motion.y += CHARACTER_WALKING_SPEED;
-		break;
-		case SDLK_d:
-			motion.x += CHARACTER_WALKING_SPEED;
-		break;
-		default:
-			//DOCS: prevents wrong keys screwing with character movement
-			return;
-	}
-	//handle diagonals
-	if (motion.x != 0 && motion.y != 0) {
-		motion *= CHARACTER_WALKING_MOD;
-	}
-	//set the info
-	localCharacter->SetMotion(motion);
-	localCharacter->CorrectSprite();
-	SendLocalCharacterMovement();
-}
-
-void World::KeyUp(SDL_KeyboardEvent const& event) {
-	//BUGFIX: SDL2 introduced key repeats, so I need to ignore it
-	if (event.repeat) {
-		return;
-	}
-
-	//character movement
-	if (!localCharacter) {
-		return;
-	}
-	Vector2 motion = localCharacter->GetMotion();
-	switch(event.keysym.sym) {
-		case SDLK_w:
-			motion.y = std::min(0.0, motion.y += CHARACTER_WALKING_SPEED);
-		break;
-		case SDLK_a:
-			motion.x = std::min(0.0, motion.x += CHARACTER_WALKING_SPEED);
-		break;
-		case SDLK_s:
-			motion.y = std::max(0.0, motion.y -= CHARACTER_WALKING_SPEED);
-		break;
-		case SDLK_d:
-			motion.x = std::max(0.0, motion.x -= CHARACTER_WALKING_SPEED);
-		break;
-		default:
-			//DOCS: prevents wrong keys screwing with character movement
-			return;
-	}
-	//BUGFIX: reset cardinal direction speed on key release
-	if (motion.x > 0) {
-		motion.x = CHARACTER_WALKING_SPEED;
-	}
-	else if (motion.x < 0) {
-		motion.x = -CHARACTER_WALKING_SPEED;
-	}
-	if (motion.y > 0) {
-		motion.y = CHARACTER_WALKING_SPEED;
-	}
-	else if (motion.y < 0) {
-		motion.y = -CHARACTER_WALKING_SPEED;
-	}
-	//handle diagonals
-	if (motion.x != 0 && motion.y != 0) {
-		motion *= CHARACTER_WALKING_MOD;
-	}
-	//set the info
-	localCharacter->SetMotion(motion);
-	localCharacter->CorrectSprite();
-	SendLocalCharacterMovement();
-}
-
-//-------------------------
-//Direct incoming traffic
-//-------------------------
-
-void World::HandlePacket(SerialPacket* const argPacket) {
-	switch(argPacket->type) {
-		//heartbeat system
-		case SerialPacketType::PING:
-			hPing(static_cast<ServerPacket*>(argPacket));
-		break;
-		case SerialPacketType::PONG:
-			hPong(static_cast<ServerPacket*>(argPacket));
-		break;
-
-		//game server connections
-		case SerialPacketType::LOGOUT_RESPONSE:
-			hLogoutResponse(static_cast<ClientPacket*>(argPacket));
-		break;
-		case SerialPacketType::DISCONNECT_RESPONSE:
-			hDisconnectResponse(static_cast<ClientPacket*>(argPacket));
-		break;
-		case SerialPacketType::ADMIN_DISCONNECT_FORCED:
-			hAdminDisconnectForced(static_cast<ClientPacket*>(argPacket));
-		break;
-
-		//map management
-		case SerialPacketType::REGION_CONTENT:
-			hRegionContent(static_cast<RegionPacket*>(argPacket));
-		break;
-
-		//character management
-		case SerialPacketType::CHARACTER_UPDATE:
-			hCharacterUpdate(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_CREATE:
-			hCharacterCreate(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_DELETE:
-			hCharacterDelete(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_CHARACTER_EXISTS:
-			hQueryCharacterExists(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_CHARACTER_STATS:
-			hQueryCharacterStats(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_CHARACTER_LOCATION:
-			hQueryCharacterLocation(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_MOVEMENT:
-			hCharacterMovement(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_ATTACK:
-			hCharacterAttack(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_DAMAGE:
-			hCharacterDamage(static_cast<CharacterPacket*>(argPacket));
-		break;
-
-		//monster management
-		case SerialPacketType::MONSTER_CREATE:
-			hMonsterCreate(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::MONSTER_DELETE:
-			hMonsterDelete(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_MONSTER_EXISTS:
-			hQueryMonsterExists(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_MONSTER_STATS:
-			hQueryMonsterStats(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_MONSTER_LOCATION:
-			hQueryMonsterLocation(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::MONSTER_MOVEMENT:
-			hMonsterMovement(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::MONSTER_ATTACK:
-			hMonsterAttack(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::MONSTER_DAMAGE:
-			hMonsterDamage(static_cast<MonsterPacket*>(argPacket));
-		break;
-
-		//chat
-		case SerialPacketType::TEXT_BROADCAST:
-			hTextBroadcast(static_cast<TextPacket*>(argPacket));
-		break;
-		case SerialPacketType::TEXT_SPEECH:
-			hTextSpeech(static_cast<TextPacket*>(argPacket));
-		break;
-		case SerialPacketType::TEXT_WHISPER:
-			hTextWhisper(static_cast<TextPacket*>(argPacket));
-		break;
-
-		//general rejection messages
-		case SerialPacketType::REGION_REJECTION:
-		case SerialPacketType::CHARACTER_REJECTION:
-		case SerialPacketType::QUERY_REJECTION:
-			throw(terminal_error(static_cast<TextPacket*>(argPacket)->text));
-		break;
-		case SerialPacketType::SHUTDOWN_REJECTION:
-			throw(std::runtime_error(static_cast<TextPacket*>(argPacket)->text));
-		break;
-
-		//errors
-		default: {
-			std::ostringstream msg;
-			msg << "Unknown SerialPacketType encountered in World: " << static_cast<int>(argPacket->type);
-			throw(std::runtime_error(msg.str()));
-		}
-		break;
-	}
-}

client/gameplay_scenes/world_map.cpp

@@ -1,118 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-
-#include <sstream>
-
-//-------------------------
-//static functions
-//-------------------------
-
-//TODO: (3) proper checksum
-static int regionChecksum(Region* const region) {
-	int sum = 0;
-	for(int i = 0; i < REGION_WIDTH; i++) {
-		for (int j = 0; j < REGION_HEIGHT; j++) {
-			for (int k = 0; k < REGION_DEPTH; k++) {
-				sum |= region->GetTile(i, j, k);
-			}
-		}
-	}
-	return sum;
-}
-
-//-------------------------
-//map management
-//-------------------------
-
-void World::SendRegionRequest(int roomIndex, int x, int y) {
-	RegionPacket packet;
-
-	//pack the region's data
-	packet.type = SerialPacketType::REGION_REQUEST;
-	packet.roomIndex = roomIndex;
-	packet.x = x;
-	packet.y = y;
-
-	network.SendTo(Channels::SERVER, &packet);
-}
-
-void World::hRegionContent(RegionPacket* const argPacket) {
-	//checksum
-	if (regionChecksum(argPacket->region) == 0) {
-		std::ostringstream msg;
-		msg << "Received region checksum failed: " << argPacket->x << ", " << argPacket->y;
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//replace existing regions
-	regionPager.UnloadIf([&](Region const& region) -> bool {
-		return region.GetX() == argPacket->x && region.GetY() == argPacket->y;
-	});
-	regionPager.PushRegion(argPacket->region);
-
-	//clean up after the serial code
-	delete argPacket->region;
-	argPacket->region = nullptr;
-}
-
-void World::UpdateMap() {
-	if (roomIndex == -1) {
-		return;
-	}
-
-	//these represent the zone of regions that the client needs loaded, including the mandatory buffers (+1/-1)
-	int xStart = snapToBase(REGION_WIDTH, camera.x/tileSheet.GetTileW()) - REGION_WIDTH;
-	int xEnd = snapToBase(REGION_WIDTH, (camera.x+camera.width)/tileSheet.GetTileW()) + REGION_WIDTH;
-
-	int yStart = snapToBase(REGION_HEIGHT, camera.y/tileSheet.GetTileH()) - REGION_HEIGHT;
-	int yEnd = snapToBase(REGION_HEIGHT, (camera.y+camera.height)/tileSheet.GetTileH()) + REGION_HEIGHT;
-
-	//prune distant regions
-	regionPager.GetContainer()->remove_if([&](Region const& region) -> bool {
-		return region.GetX() < xStart || region.GetX() > xEnd || region.GetY() < yStart || region.GetY() > yEnd;
-	});
-
-	//request empty regions within this zone
-	for (int i = xStart; i <= xEnd; i += REGION_WIDTH) {
-		for (int j = yStart; j <= yEnd; j += REGION_HEIGHT) {
-			Region* region = regionPager.FindRegion(i, j);
-			if (!region) {
-				//request absent region
-				SendRegionRequest(roomIndex, i, j);
-			}
-			else if (regionChecksum(region) == 0) {
-				//checksum failed
-				regionPager.UnloadIf([region](Region const& ref) -> bool {
-					//remove the erroneous region
-					return region == &ref;
-				});
-				SendRegionRequest(roomIndex, i, j);
-				std::ostringstream msg;
-				msg << "Existing region checksum failed: " << roomIndex << ", " << i << ", " << j;
-				throw(std::runtime_error(msg.str()));
-			}
-		}
-	}
-}

client/gameplay_scenes/world_monsters.cpp

@@ -1,126 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-
-#include <iostream>
-#include <sstream>
-#include <stdexcept>
-
-//-------------------------
-//monster management
-//-------------------------
-
-void World::hMonsterCreate(MonsterPacket* const argPacket) {
-	//check for logic errors
-	if (monsterMap.find(argPacket->monsterIndex) != monsterMap.end()) {
-		std::ostringstream msg;
-		msg << "Double monster creation event; ";
-		msg << "Index: " << argPacket->monsterIndex << "; ";
-		msg << "Handle: " << argPacket->handle;
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//ignore monsters from other rooms
-	if (roomIndex != argPacket->roomIndex) {
-		//temporary error checking
-		std::ostringstream msg;
-		msg << "Monster from the wrong room received: ";
-		msg << "monsterIndex: " << argPacket->monsterIndex << ", roomIndex: " << argPacket->roomIndex;
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//implicitly create the element
-	BaseMonster* monster = &monsterMap[argPacket->monsterIndex];
-
-	//fill the monster's info
-	monster->SetHandle(argPacket->handle);
-	monster->SetAvatar(GetRenderer(), argPacket->avatar);
-	monster->SetBounds(argPacket->bounds);
-	monster->SetOrigin(argPacket->origin);
-	monster->SetMotion(argPacket->motion);
-
-	//debug
-	std::cout << "Monster Create, total: " << monsterMap.size() << std::endl;
-}
-
-void World::hMonsterDelete(MonsterPacket* const argPacket) {
-	//ignore if this monster doesn't exist
-	std::map<int, BaseMonster>::iterator monsterIt = monsterMap.find(argPacket->monsterIndex);
-	if (monsterIt == monsterMap.end()) {
-		return;
-	}
-
-	//remove this monster
-	monsterMap.erase(monsterIt);
-
-	//debug
-	std::cout << "Monster Delete, total: " << monsterMap.size() << std::endl;
-}
-
-void World::hQueryMonsterExists(MonsterPacket* const argPacket) {
-	//ignore monsters in a different room (sub-optimal)
-	if (argPacket->roomIndex != roomIndex) {
-		return;
-	}
-
-	//implicitly create the element
-	BaseMonster* monster = &monsterMap[argPacket->monsterIndex];
-
-	//fill the monster's info
-	monster->SetHandle(argPacket->handle);
-	monster->SetAvatar(GetRenderer(), argPacket->avatar);
-	monster->SetBounds(argPacket->bounds);
-	monster->SetOrigin(argPacket->origin);
-	monster->SetMotion(argPacket->motion);
-
-	//debug
-	std::cout << "Monster Query, total: " << monsterMap.size() << std::endl;
-}
-
-void World::hQueryMonsterStats(MonsterPacket* const argPacket) {
-	//TODO: (9) World::hQueryMonsterStats()
-}
-
-void World::hQueryMonsterLocation(MonsterPacket* const argPacket) {
-	//TODO: (9) World::hQueryMonsterLocation()
-}
-
-void World::hMonsterMovement(MonsterPacket* const argPacket) {
-	//ignore if this monster doesn't exist
-	std::map<int, BaseMonster>::iterator monsterIt = monsterMap.find(argPacket->monsterIndex);
-	if (monsterIt == monsterMap.end()) {
-		return;
-	}
-
-	monsterIt->second.SetOrigin(argPacket->origin);
-	monsterIt->second.SetOrigin(argPacket->motion);
-}
-
-void World::hMonsterAttack(MonsterPacket* const argPacket) {
-	//TODO: (9) World::hMonsterAttack()
-}
-
-void World::hMonsterDamage(MonsterPacket* const argPacket) {
-	//TODO: (9) World::hMonsterDamage()
-}

client/main.cpp

@@ -44,7 +44,6 @@ int main(int argc, char* argv[]) {
 		app.Proc();
 		app.Quit();
 
-		//control the position of the app's destructor
 		ClientApplication::DeleteSingleton();
 
 		//delete the singletons

client/makefile

@@ -1,20 +1,16 @@
 #include directories
-INCLUDES+=. client_utilities entities gameplay_scenes menu_scenes ../common/debugging ../common/gameplay ../common/graphics ../common/map ../common/network ../common/network/packet_types ../common/ui ../common/utilities
+INCLUDES+=. client_utilities entities scenes ../common/debugging ../common/gameplay ../common/graphics ../common/map ../common/network ../common/network/packet_types ../common/ui ../common/utilities
 
 #libraries
 #the order of the $(LIBS) is important, at least for MinGW
-LIBS+=client.a ../common/libcommon.a -lSDL2_net
+LIBS+=client.a ../libcommon.a -lSDL_net
 ifeq ($(OS),Windows_NT)
 	LIBS+=-lwsock32 -liphlpapi -lmingw32
 endif
-LIBS+=-lSDL2main -lSDL2 -lSDL2_image -lSDL2_ttf
+LIBS+=-lSDLmain -lSDL
 
 #flags
 CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
-ifeq ($(shell uname), Linux)
-	#read data about the current install
-	CXXFLAGS+=$(shell sdl-config --cflags --static-libs)
-endif
 
 #source
 CXXSRC=$(wildcard *.cpp)
@@ -31,8 +27,7 @@ OUT=$(addprefix $(OUTDIR)/,client)
 all: $(OBJ) $(OUT)
 	$(MAKE) -C client_utilities
 	$(MAKE) -C entities
-	$(MAKE) -C gameplay_scenes
+	$(MAKE) -C scenes
-	$(MAKE) -C menu_scenes
 	$(CXX) $(CXXFLAGS) -o $(OUT) $(OBJ) $(LIBS)
 
 $(OBJ): | $(OBJDIR)
@@ -49,12 +44,6 @@ $(OBJDIR)/%.o: %.cpp
 	$(CXX) $(CXXFLAGS) -c -o $@ $<
 
 clean:
-ifeq ($(OS),Windows_NT)
 	$(RM) *.o *.a *.exe
-else ifeq ($(shell uname), Linux)
-	find . -type f -name *.o -exec rm -f -r -v {} \;
-	find . -type f -name *.a -exec rm -f -r -v {} \;
-	rm -f -v out/client out/server
-endif
 
 rebuild: clean all

client/menu_scenes/main_menu.cpp

@@ -1,146 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "main_menu.hpp"
-
-#include "config_utility.hpp"
-
-#include <sstream>
-#include <stdexcept>
-
-//-------------------------
-//Public access members
-//-------------------------
-
-MainMenu::MainMenu() {
-	ConfigUtility& config = ConfigUtility::GetSingleton();
-
-	//setup the utility objects
-	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
-	font = TTF_OpenFont(config["client.font"].c_str(), 12);
-
-	//check that the font loaded
-	if (!font) {
-		std::ostringstream msg;
-		msg << "Failed to load a font file; " << SDL_GetError();
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//setup the buttons
-	startButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	startButton.SetText(GetRenderer(), font, "Start", COLOR_BLUE);
-	optionsButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	optionsButton.SetText(GetRenderer(), font, "Options", COLOR_BLUE);
-	quitButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	quitButton.SetText(GetRenderer(), font, "Quit", COLOR_BLUE);
-
-	//set the button positions
-	startButton.SetX(50);
-	startButton.SetY(50 + 20 * 0);
-	optionsButton.SetX(50);
-	optionsButton.SetY(50 + 20 * 1);
-	quitButton.SetX(50);
-	quitButton.SetY(50 + 20 * 2);
-
-	//text box
-	textBox.PushLine(GetRenderer(), font, "Thanks for playing!", {255, 255, 255, 255});
-	textBox.PushLine(GetRenderer(), font, "You can get the latest version at: ", {255, 255, 255, 255});
-	textBox.PushLine(GetRenderer(), font, "krgamestudios.com", {255, 255, 255, 255}); //TODO: (9) click to open the website/update
-
-	//debug
-	//
-}
-
-MainMenu::~MainMenu() {
-	TTF_CloseFont(font);
-}
-
-//-------------------------
-//Frame loop
-//-------------------------
-
-void MainMenu::FrameStart() {
-	//
-}
-
-void MainMenu::Update() {
-	//
-}
-
-void MainMenu::FrameEnd() {
-	//
-}
-
-void MainMenu::RenderFrame(SDL_Renderer* renderer) {
-	startButton.DrawTo(renderer);
-	optionsButton.DrawTo(renderer);
-	quitButton.DrawTo(renderer);
-
-	int h = -1;
-	SDL_RenderGetLogicalSize(GetRenderer(), nullptr, &h);
-
-	textBox.DrawTo(renderer, 50, h-50, -12);
-}
-
-//-------------------------
-//Event handlers
-//-------------------------
-
-void MainMenu::MouseMotion(SDL_MouseMotionEvent const& event) {
-	startButton.MouseMotion(event);
-	optionsButton.MouseMotion(event);
-	quitButton.MouseMotion(event);
-}
-
-void MainMenu::MouseButtonDown(SDL_MouseButtonEvent const& event) {
-	startButton.MouseButtonDown(event);
-	optionsButton.MouseButtonDown(event);
-	quitButton.MouseButtonDown(event);
-}
-
-void MainMenu::MouseButtonUp(SDL_MouseButtonEvent const& event) {
-	//TODO: (2) Buttons should only register as "selected" when the left button is used
-	if (startButton.MouseButtonUp(event) == Button::State::RELEASED) {
-		SetSceneSignal(SceneSignal::LOBBYMENU);
-	}
-	if (optionsButton.MouseButtonUp(event) == Button::State::RELEASED) {
-		SetSceneSignal(SceneSignal::OPTIONSMENU);
-	}
-	if (quitButton.MouseButtonUp(event) == Button::State::RELEASED) {
-		QuitEvent();
-	}
-}
-
-void MainMenu::MouseWheel(SDL_MouseWheelEvent const& event) {
-	//
-}
-
-void MainMenu::KeyDown(SDL_KeyboardEvent const& event) {
-	//
-}
-
-void MainMenu::KeyUp(SDL_KeyboardEvent const& event) {
-	switch(event.keysym.sym) {
-		case SDLK_ESCAPE:
-			QuitEvent();
-		break;
-	}
-}

client/scene_list.hpp

@@ -19,19 +19,22 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef SCENELIST_HPP_
+#define SCENELIST_HPP_
 
-enum SceneSignal {
+enum class SceneList {
-	//reserved members for internal use
+	//these are reserved
-	QUIT = -1,
+	QUIT,
-	CONTINUE = 0,
+	CONTINUE,
-	FIRST = 1,
+	FIRST,
 
-	//custom scenes
+	//custom indexes
 	SPLASHSCREEN,
 	MAINMENU,
 	OPTIONSMENU,
 	LOBBYMENU,
-	WORLD,
+	INWORLD,
 	DISCONNECTEDSCREEN,
-};
+};
+
+#endif

client/scenes/base_scene.cpp

@@ -0,0 +1,140 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "base_scene.hpp"
+
+#include <stdexcept>
+
+//-------------------------
+//Static declarations
+//-------------------------
+
+SDL_Surface* BaseScene::screen = nullptr;
+
+//-------------------------
+//Public access members
+//-------------------------
+
+BaseScene::BaseScene() {
+	//
+}
+
+BaseScene::~BaseScene() {
+	//
+}
+
+//-------------------------
+//Program control
+//-------------------------
+
+SDL_Surface* BaseScene::SetScreen(int w, int h, int bpp, Uint32 flags) {
+	if (!bpp) {
+		bpp = SDL_GetVideoInfo()->vfmt->BitsPerPixel;
+	}
+
+	screen = SDL_SetVideoMode(w, h, bpp, flags);
+
+	if (!screen) {
+		throw(std::runtime_error("Failed to create the screen surface"));
+	}
+
+	return screen;
+}
+
+SDL_Surface* BaseScene::GetScreen() {
+	return screen;
+}
+
+SceneList BaseScene::SetNextScene(SceneList sceneIndex) {
+	return nextScene = sceneIndex;
+}
+
+SceneList BaseScene::GetNextScene() const {
+	return nextScene;
+}
+
+//-------------------------
+//Frame loop
+//-------------------------
+
+void BaseScene::RunFrame() {
+	FrameStart();
+	HandleEvents();
+	Update();
+	FrameEnd();
+}
+
+void BaseScene::RenderFrame() {
+	SDL_FillRect(screen, 0, 0);
+	Render(screen);
+	SDL_Flip(screen);
+	SDL_Delay(10);
+}
+
+//-------------------------
+//Event handlers
+//-------------------------
+
+void BaseScene::HandleEvents() {
+	SDL_Event event;
+
+	while(SDL_PollEvent(&event)) {
+		switch(event.type) {
+			case SDL_QUIT:
+				QuitEvent();
+			break;
+
+			case SDL_VIDEORESIZE:
+				SetScreen(event.resize.w, event.resize.h, 0, screen->flags);
+			break;
+
+			case SDL_MOUSEMOTION:
+				MouseMotion(event.motion);
+			break;
+
+			case SDL_MOUSEBUTTONDOWN:
+				MouseButtonDown(event.button);
+			break;
+
+			case SDL_MOUSEBUTTONUP:
+				MouseButtonUp(event.button);
+			break;
+
+			case SDL_KEYDOWN:
+				KeyDown(event.key);
+			break;
+
+			case SDL_KEYUP:
+				KeyUp(event.key);
+			break;
+
+#ifdef USE_EVENT_JOYSTICK
+			//TODO: joystick/gamepad support
+#endif
+
+#ifdef USE_EVENT_UNKNOWN
+			default:
+				UnknownEvent(event);
+			break;
+#endif
+		}//switch
+	}//while
+}

client/scenes/base_scene.hpp

@@ -0,0 +1,74 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef BASESCENE_HPP_
+#define BASESCENE_HPP_
+
+#include "scene_list.hpp"
+
+#include "SDL/SDL.h"
+
+class BaseScene {
+public:
+	//Public access members
+	BaseScene();
+	virtual ~BaseScene();
+
+	//Program control
+	static SDL_Surface* SetScreen(int w, int h, int bpp = 0, Uint32 flags = SDL_HWSURFACE|SDL_DOUBLEBUF);
+	static SDL_Surface* GetScreen();
+
+	SceneList SetNextScene(SceneList sceneIndex);
+	SceneList GetNextScene() const;
+
+	//Frame loop
+	virtual void RunFrame();
+	virtual void RenderFrame();
+
+protected:
+	virtual void FrameStart() {}
+	virtual void HandleEvents();
+	virtual void Update() {}
+	virtual void FrameEnd() {}
+	virtual void Render(SDL_Surface* const screen) {}
+
+	//Event handlers
+	virtual void QuitEvent() { SetNextScene(SceneList::QUIT); }
+	virtual void MouseMotion(SDL_MouseMotionEvent const&) {}
+	virtual void MouseButtonDown(SDL_MouseButtonEvent const&) {}
+	virtual void MouseButtonUp(SDL_MouseButtonEvent const&) {}
+	virtual void KeyDown(SDL_KeyboardEvent const&) {}
+	virtual void KeyUp(SDL_KeyboardEvent const&) {}
+
+#ifdef USE_EVENT_JOYSTICK
+	//TODO: joystick/gamepad support
+#endif
+
+#ifdef USE_EVENT_UNKNOWN
+	virtual void UnknownEvent(SDL_Event const&) {}
+#endif
+
+private:
+	static SDL_Surface* screen;
+	SceneList nextScene = SceneList::CONTINUE;
+};
+
+#endif

client/scenes/disconnected_screen.cpp

@@ -25,7 +25,6 @@
 #include "config_utility.hpp"
 #include "udp_network_utility.hpp"
 
-#include <sstream>
 #include <stdexcept>
 
 //-------------------------
@@ -36,27 +35,20 @@ DisconnectedScreen::DisconnectedScreen() {
 	ConfigUtility& config = ConfigUtility::GetSingleton();
 
 	//setup the utility objects
-	//TODO: (1) resource tool, to prevent reloading like this
+	image.LoadSurface(config["dir.interface"] + "button_menu.bmp");
-	image.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
+	image.SetClipH(image.GetClipH()/3);
-	font = TTF_OpenFont(config["client.font"].c_str(), 12);
+	font.LoadSurface(config["dir.fonts"] + "pk_white_8.bmp");
 
-	//check that the font loaded
+	//pass the utility objects
-	if (!font) {
+	backButton.SetImage(&image);
-		std::ostringstream msg;
+	backButton.SetFont(&font);
-		msg << "Failed to load a font file; " << SDL_GetError();
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//setup the button
-	backButton.SetBackgroundTexture(GetRenderer(), image.GetTexture());
-	backButton.SetText(GetRenderer(), font, "Back", COLOR_BLUE);
 
 	//set the button positions
 	backButton.SetX(50);
-	backButton.SetY(50);
+	backButton.SetY(50 + image.GetClipH() * 0);
 
-	//set the disconnection message text
+	//set the button texts
-	textLine.SetText(GetRenderer(), font, config["client.disconnectMessage"], {255, 255, 255, 255});
+	backButton.SetText("Back");
 
 	//full reset
 	UDPNetworkUtility::GetSingleton().Unbind(Channels::SERVER);
@@ -66,65 +58,59 @@ DisconnectedScreen::DisconnectedScreen() {
 }
 
 DisconnectedScreen::~DisconnectedScreen() {
-	TTF_CloseFont(font);
+	//
 }
 
 //-------------------------
 //Frame loop
 //-------------------------
 
-void DisconnectedScreen::FrameStart() {
-	//
-}
-
 void DisconnectedScreen::Update() {
 	if (std::chrono::steady_clock::now() - startTick > std::chrono::duration<int>(10)) {
-		SetSceneSignal(SceneSignal::MAINMENU);
+		SetNextScene(SceneList::MAINMENU);
 	}
 
 	//Eat incoming packets
 	while(UDPNetworkUtility::GetSingleton().Receive());
 }
 
-void DisconnectedScreen::FrameEnd() {
+void DisconnectedScreen::Render(SDL_Surface* const screen) {
-	//
+	ConfigUtility& config = ConfigUtility::GetSingleton();
-}
 
-void DisconnectedScreen::RenderFrame(SDL_Renderer* renderer) {
+	backButton.DrawTo(screen);
-	backButton.DrawTo(renderer);
+	font.DrawStringTo(config["client.disconnectMessage"], screen, 50, 30);
-	textLine.DrawTo(renderer, 50, 30);
 }
 
 //-------------------------
 //Event handlers
 //-------------------------
 
-void DisconnectedScreen::MouseMotion(SDL_MouseMotionEvent const& event) {
+void DisconnectedScreen::QuitEvent() {
-	backButton.MouseMotion(event);
+	SetNextScene(SceneList::QUIT);
 }
 
-void DisconnectedScreen::MouseButtonDown(SDL_MouseButtonEvent const& event) {
+void DisconnectedScreen::MouseMotion(SDL_MouseMotionEvent const& motion) {
-	backButton.MouseButtonDown(event);
+	backButton.MouseMotion(motion);
 }
 
-void DisconnectedScreen::MouseButtonUp(SDL_MouseButtonEvent const& event) {
+void DisconnectedScreen::MouseButtonDown(SDL_MouseButtonEvent const& button) {
-	if (backButton.MouseButtonUp(event) == Button::State::RELEASED) {
+	backButton.MouseButtonDown(button);
-		SetSceneSignal(SceneSignal::MAINMENU);
+}
+
+void DisconnectedScreen::MouseButtonUp(SDL_MouseButtonEvent const& button) {
+	if (backButton.MouseButtonUp(button) == Button::State::HOVER) {
+		SetNextScene(SceneList::MAINMENU);
 	}
 }
 
-void DisconnectedScreen::MouseWheel(SDL_MouseWheelEvent const& event) {
+void DisconnectedScreen::KeyDown(SDL_KeyboardEvent const& key) {
-	//
+	switch(key.keysym.sym) {
-}
-
-void DisconnectedScreen::KeyDown(SDL_KeyboardEvent const& event) {
-	switch(event.keysym.sym) {
 		case SDLK_ESCAPE:
-			SetSceneSignal(SceneSignal::MAINMENU);
+			SetNextScene(SceneList::MAINMENU);
 		break;
 	}
 }
 
-void DisconnectedScreen::KeyUp(SDL_KeyboardEvent const& event) {
+void DisconnectedScreen::KeyUp(SDL_KeyboardEvent const& key) {
 	//
 }

client/scenes/disconnected_screen.hpp

@@ -19,15 +19,18 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef DISCONNECTEDSCREEN_HPP_
+#define DISCONNECTEDSCREEN_HPP_
 
-#include "base_scene.hpp"
+//graphics
-#include "button.hpp"
 #include "image.hpp"
-#include "text_line.hpp"
+#include "raster_font.hpp"
+#include "button.hpp"
 
-#include "SDL2/SDL_ttf.h"
+//client
+#include "base_scene.hpp"
 
+//std namespace
 #include <chrono>
 
 class DisconnectedScreen : public BaseScene {
@@ -36,28 +39,28 @@ public:
 	DisconnectedScreen();
 	~DisconnectedScreen();
 
-	void RenderFrame(SDL_Renderer* renderer) override;
-
 protected:
-	//frame phases
+	//Frame loop
-	void FrameStart() override;
+	void Update();
-	void Update() override;
+	void Render(SDL_Surface* const);
-	void FrameEnd() override;
 
-	//input events
+	//Event handlers
-	void MouseMotion(SDL_MouseMotionEvent const& event) override;
+	void QuitEvent();
-	void MouseButtonDown(SDL_MouseButtonEvent const& event) override;
+	void MouseMotion(SDL_MouseMotionEvent const&);
-	void MouseButtonUp(SDL_MouseButtonEvent const& event) override;
+	void MouseButtonDown(SDL_MouseButtonEvent const&);
-	void MouseWheel(SDL_MouseWheelEvent const& event) override;
+	void MouseButtonUp(SDL_MouseButtonEvent const&);
-	void KeyDown(SDL_KeyboardEvent const& event) override;
+	void KeyDown(SDL_KeyboardEvent const&);
-	void KeyUp(SDL_KeyboardEvent const& event) override;
+	void KeyUp(SDL_KeyboardEvent const&);
 
 	//graphics
 	Image image;
-	TTF_Font* font = nullptr;
+	RasterFont font;
+
+	//UI
 	Button backButton;
-	TextLine textLine;
 
 	//auto return
 	std::chrono::steady_clock::time_point startTick;
 };
+
+#endif

client/scenes/in_world.cpp

@@ -0,0 +1,757 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "in_world.hpp"
+
+#include "channels.hpp"
+#include "utility.hpp"
+
+#include "terminal_error.hpp"
+#include <stdexcept>
+#include <algorithm>
+#include <cmath>
+#include <iostream>
+#include <sstream>
+
+//-------------------------
+//these should've come standard
+//-------------------------
+
+bool operator==(IPaddress lhs, IPaddress rhs) {
+	return lhs.host == rhs.host && lhs.port == rhs.port;
+}
+
+bool operator!=(IPaddress lhs, IPaddress rhs) {
+	return !(lhs == rhs);
+}
+
+//-------------------------
+//Public access members
+//-------------------------
+
+InWorld::InWorld(int* const argClientIndex,	int* const argAccountIndex):
+	clientIndex(*argClientIndex),
+	accountIndex(*argAccountIndex)
+{
+	//setup the utility objects
+	buttonImage.LoadSurface(config["dir.interface"] + "button_menu.bmp");
+	buttonImage.SetClipH(buttonImage.GetClipH()/3);
+	font.LoadSurface(config["dir.fonts"] + "pk_white_8.bmp");
+
+	//pass the utility objects
+	disconnectButton.SetImage(&buttonImage);
+	disconnectButton.SetFont(&font);
+	shutDownButton.SetImage(&buttonImage);
+	shutDownButton.SetFont(&font);
+
+	//set the button positions
+	disconnectButton.SetX(50);
+	disconnectButton.SetY(50 + buttonImage.GetClipH() * 0);
+	shutDownButton.SetX(50);
+	shutDownButton.SetY(50 + buttonImage.GetClipH() * 1);
+
+	//set the button texts
+	disconnectButton.SetText("Disconnect");
+	shutDownButton.SetText("Shut Down");
+
+	//load the tilesheet
+	//TODO: add the tilesheet to the map system
+	//TODO: Tile size and tile sheet should be loaded elsewhere
+	tileSheet.Load(config["dir.tilesets"] + "overworld.bmp", 32, 32);
+
+	//Send the character data
+	//TODO: login scene, prompt, etc.
+	CharacterPacket newPacket;
+	newPacket.type = SerialPacketType::CHARACTER_LOAD;
+	strncpy(newPacket.handle, config["client.handle"].c_str(), PACKET_STRING_SIZE);
+	strncpy(newPacket.avatar, config["client.avatar"].c_str(), PACKET_STRING_SIZE);
+	newPacket.accountIndex = accountIndex;
+	network.SendTo(Channels::SERVER, &newPacket);
+
+	//query the world state
+	memset(&newPacket, 0, MAX_PACKET_SIZE);
+	newPacket.type = SerialPacketType::QUERY_CHARACTER_EXISTS;
+	network.SendTo(Channels::SERVER, &newPacket);
+
+	//set the camera's values
+	camera.width = GetScreen()->w;
+	camera.height = GetScreen()->h;
+
+	//debug
+	//
+}
+
+InWorld::~InWorld() {
+	//unload the local data
+	characterMap.clear();
+	monsterMap.clear();
+}
+
+//-------------------------
+//Frame loop
+//-------------------------
+
+void InWorld::FrameStart() {
+	//
+}
+
+void InWorld::Update() {
+	//create and zero the buffer
+	SerialPacket* packetBuffer = reinterpret_cast<SerialPacket*>(new char[MAX_PACKET_SIZE]);
+	memset(packetBuffer, 0, MAX_PACKET_SIZE);
+
+	try {
+		//suck in and process all waiting packets
+		while(network.Receive(packetBuffer)) {
+			HandlePacket(packetBuffer);
+		}
+	}
+	catch(terminal_error& e) {
+		throw(e);
+	}
+	catch(std::exception& e) {
+		std::cerr << "HandlePacket Error: " << e.what() << std::endl;
+	}
+
+	//free the buffer
+	delete reinterpret_cast<char*>(packetBuffer);
+
+	//heartbeat system
+	CheckHeartBeat();
+
+	//update all entities
+	for (auto& it : characterMap) {
+		it.second.Update();
+	}
+	for (auto& it : monsterMap) {
+		it.second.Update();
+	}
+
+	//update the map
+	UpdateMap();
+
+	//skip the rest without a local character
+	if (!localCharacter) {
+		return;
+	}
+
+	//get the collidable boxes
+	std::list<BoundingBox> boxList = GenerateCollisionGrid(localCharacter, tileSheet.GetTileW(), tileSheet.GetTileH());
+
+	//process the collisions
+	if (localCharacter->ProcessCollisionGrid(boxList)) {
+		localCharacter->CorrectSprite();
+		SendLocalCharacterMotion();
+	}
+
+	//update the camera
+	camera.x = localCharacter->GetOrigin().x - camera.marginX;
+	camera.y = localCharacter->GetOrigin().y - camera.marginY;
+}
+
+void InWorld::FrameEnd() {
+	//
+}
+
+void InWorld::RenderFrame() {
+	SDL_FillRect(GetScreen(), 0, 0);
+	Render(GetScreen());
+	SDL_Flip(GetScreen());
+	fps.Calculate();
+}
+
+void InWorld::Render(SDL_Surface* const screen) {
+	//draw the map
+	for (std::list<Region>::iterator it = regionPager.GetContainer()->begin(); it != regionPager.GetContainer()->end(); it++) {
+		tileSheet.DrawRegionTo(screen, &(*it), camera.x, camera.y);
+	}
+
+	//draw the entities
+	for (auto& it : characterMap) {
+		//TODO: depth ordering
+		it.second.DrawTo(screen, camera.x, camera.y);
+	}
+	for (auto& it : monsterMap) {
+		//TODO: depth ordering
+		it.second.DrawTo(screen, camera.x, camera.y);
+	}
+
+	//draw UI
+	disconnectButton.DrawTo(screen);
+	shutDownButton.DrawTo(screen);
+	font.DrawStringTo(to_string_custom(fps.GetFrameRate()), screen, 0, 0);
+}
+
+//-------------------------
+//Event handlers
+//-------------------------
+
+void InWorld::QuitEvent() {
+	//two-step logout
+	SendDisconnectRequest();
+	SetNextScene(SceneList::QUIT);
+}
+
+void InWorld::MouseMotion(SDL_MouseMotionEvent const& motion) {
+	disconnectButton.MouseMotion(motion);
+	shutDownButton.MouseMotion(motion);
+}
+
+void InWorld::MouseButtonDown(SDL_MouseButtonEvent const& button) {
+	disconnectButton.MouseButtonDown(button);
+	shutDownButton.MouseButtonDown(button);
+}
+
+void InWorld::MouseButtonUp(SDL_MouseButtonEvent const& button) {
+	if (disconnectButton.MouseButtonUp(button) == Button::State::HOVER && button.button == SDL_BUTTON_LEFT) {
+		SendLogoutRequest();
+	}
+	if (shutDownButton.MouseButtonUp(button) == Button::State::HOVER && button.button == SDL_BUTTON_LEFT) {
+		SendShutdownRequest();
+	}
+}
+
+void InWorld::KeyDown(SDL_KeyboardEvent const& key) {
+	//hotkeys
+	switch(key.keysym.sym) {
+		case SDLK_ESCAPE:
+			//TODO: the escape key should actually control menus and stuff
+			SendLogoutRequest();
+		return;
+	}
+
+	//character movement
+	if (!localCharacter) {
+		return;
+	}
+	Vector2 motion = localCharacter->GetMotion();
+	switch(key.keysym.sym) {
+		case SDLK_w:
+			motion.y -= CHARACTER_WALKING_SPEED;
+		break;
+		case SDLK_a:
+			motion.x -= CHARACTER_WALKING_SPEED;
+		break;
+		case SDLK_s:
+			motion.y += CHARACTER_WALKING_SPEED;
+		break;
+		case SDLK_d:
+			motion.x += CHARACTER_WALKING_SPEED;
+		break;
+		default:
+			//DOCS: prevents wrong keys screwing with character movement
+			return;
+	}
+	//handle diagonals
+	if (motion.x != 0 && motion.y != 0) {
+		motion *= CHARACTER_WALKING_MOD;
+	}
+	//set the info
+	localCharacter->SetMotion(motion);
+	localCharacter->CorrectSprite();
+	SendLocalCharacterMotion();
+}
+
+void InWorld::KeyUp(SDL_KeyboardEvent const& key) {
+	//character movement
+	if (!localCharacter) {
+		return;
+	}
+	Vector2 motion = localCharacter->GetMotion();
+	switch(key.keysym.sym) {
+		case SDLK_w:
+			motion.y = std::min(0.0, motion.y += CHARACTER_WALKING_SPEED);
+		break;
+		case SDLK_a:
+			motion.x = std::min(0.0, motion.x += CHARACTER_WALKING_SPEED);
+		break;
+		case SDLK_s:
+			motion.y = std::max(0.0, motion.y -= CHARACTER_WALKING_SPEED);
+		break;
+		case SDLK_d:
+			motion.x = std::max(0.0, motion.x -= CHARACTER_WALKING_SPEED);
+		break;
+		default:
+			//DOCS: prevents wrong keys screwing with character movement
+			return;
+	}
+	//BUGFIX: reset cardinal direction speed on key release
+	if (motion.x > 0) {
+		motion.x = CHARACTER_WALKING_SPEED;
+	}
+	else if (motion.x < 0) {
+		motion.x = -CHARACTER_WALKING_SPEED;
+	}
+	if (motion.y > 0) {
+		motion.y = CHARACTER_WALKING_SPEED;
+	}
+	else if (motion.y < 0) {
+		motion.y = -CHARACTER_WALKING_SPEED;
+	}
+	//handle diagonals
+	if (motion.x != 0 && motion.y != 0) {
+		motion *= CHARACTER_WALKING_MOD;
+	}
+	//set the info
+	localCharacter->SetMotion(motion);
+	localCharacter->CorrectSprite();
+	SendLocalCharacterMotion();
+}
+
+//-------------------------
+//Basic connections
+//-------------------------
+
+void InWorld::HandlePacket(SerialPacket* const argPacket) {
+	switch(argPacket->type) {
+		//heartbeat system
+		case SerialPacketType::PING:
+			HandlePing(static_cast<ServerPacket*>(argPacket));
+		break;
+		case SerialPacketType::PONG:
+			HandlePong(static_cast<ServerPacket*>(argPacket));
+		break;
+
+		//game server connections
+		case SerialPacketType::LOGOUT_RESPONSE:
+			HandleLogoutResponse(static_cast<ClientPacket*>(argPacket));
+		break;
+		case SerialPacketType::DISCONNECT_RESPONSE:
+			HandleDisconnectResponse(static_cast<ClientPacket*>(argPacket));
+		break;
+		case SerialPacketType::DISCONNECT_FORCED:
+			HandleDisconnectForced(static_cast<ClientPacket*>(argPacket));
+		break;
+
+		//map management
+		case SerialPacketType::REGION_CONTENT:
+			HandleRegionContent(static_cast<RegionPacket*>(argPacket));
+		break;
+
+		//character management
+		case SerialPacketType::CHARACTER_CREATE:
+			HandleCharacterCreate(static_cast<CharacterPacket*>(argPacket));
+		break;
+		case SerialPacketType::CHARACTER_DELETE:
+			HandleCharacterDelete(static_cast<CharacterPacket*>(argPacket));
+		break;
+		case SerialPacketType::QUERY_CHARACTER_EXISTS:
+			HandleCharacterQueryExists(static_cast<CharacterPacket*>(argPacket));
+		break;
+
+		//character movement
+		case SerialPacketType::CHARACTER_SET_ROOM:
+			HandleCharacterSetRoom(static_cast<CharacterPacket*>(argPacket));
+		break;
+		case SerialPacketType::CHARACTER_SET_ORIGIN:
+			HandleCharacterSetOrigin(static_cast<CharacterPacket*>(argPacket));
+		break;
+		case SerialPacketType::CHARACTER_SET_MOTION:
+			HandleCharacterSetMotion(static_cast<CharacterPacket*>(argPacket));
+		break;
+
+		//rejection messages
+		case SerialPacketType::REGION_REJECTION:
+		case SerialPacketType::CHARACTER_REJECTION:
+			throw(terminal_error(static_cast<TextPacket*>(argPacket)->text));
+		break;
+		case SerialPacketType::SHUTDOWN_REJECTION:
+			throw(std::runtime_error(static_cast<TextPacket*>(argPacket)->text));
+		break;
+
+		//errors
+		default: {
+			std::ostringstream msg;
+			msg << "Unknown SerialPacketType encountered in InWorld: " << static_cast<int>(argPacket->type);
+			throw(std::runtime_error(msg.str()));
+		}
+		break;
+	}
+}
+
+void InWorld::HandlePing(ServerPacket* const argPacket) {
+	ServerPacket newPacket;
+	newPacket.type = SerialPacketType::PONG;
+	network.SendTo(argPacket->srcAddress, &newPacket);
+}
+
+void InWorld::HandlePong(ServerPacket* const argPacket) {
+	if (*network.GetIPAddress(Channels::SERVER) != argPacket->srcAddress) {
+		throw(std::runtime_error("Heartbeat message received from an unknown source"));
+	}
+	attemptedBeats = 0;
+	lastBeat = Clock::now();
+}
+
+//-------------------------
+//Connection control
+//-------------------------
+
+void InWorld::SendLogoutRequest() {
+	ClientPacket newPacket;
+
+	//send a logout request
+	newPacket.type = SerialPacketType::LOGOUT_REQUEST;
+	newPacket.accountIndex = accountIndex;
+
+	network.SendTo(Channels::SERVER, &newPacket);
+}
+
+void InWorld::SendDisconnectRequest() {
+	ClientPacket newPacket;
+
+	//send a disconnect request
+	newPacket.type = SerialPacketType::DISCONNECT_REQUEST;
+	newPacket.clientIndex = clientIndex;
+
+	network.SendTo(Channels::SERVER, &newPacket);
+}
+
+void InWorld::SendShutdownRequest() {
+	ClientPacket newPacket;
+
+	//send a shutdown request
+	newPacket.type = SerialPacketType::SHUTDOWN_REQUEST;
+	newPacket.accountIndex = accountIndex;
+
+	network.SendTo(Channels::SERVER, &newPacket);
+}
+
+void InWorld::HandleLogoutResponse(ClientPacket* const argPacket) {
+	if (localCharacter) {
+		characterMap.erase(characterIndex);
+		localCharacter = nullptr;
+	}
+
+	accountIndex = -1;
+	characterIndex = -1;
+
+	//reset the camera
+	camera.marginX = camera.marginY = 0;
+
+	//because, why not? I guess...
+	SendDisconnectRequest();
+}
+
+void InWorld::HandleDisconnectResponse(ClientPacket* const argPacket) {
+	HandleLogoutResponse(argPacket);//shortcut
+	SetNextScene(SceneList::DISCONNECTEDSCREEN);
+	ConfigUtility::GetSingleton()["client.disconnectMessage"] = "You have successfully logged out";
+}
+
+void InWorld::HandleDisconnectForced(ClientPacket* const argPacket) {
+	HandleDisconnectResponse(argPacket);//shortcut
+	SetNextScene(SceneList::DISCONNECTEDSCREEN);
+	ConfigUtility::GetSingleton()["client.disconnectMessage"] = "You have been forcibly disconnected by the server";
+}
+
+void InWorld::CheckHeartBeat() {
+	//check the connection (heartbeat)
+	if (Clock::now() - lastBeat > std::chrono::seconds(3)) {
+		if (attemptedBeats > 2) {
+			//escape to the disconnect screen
+			SendDisconnectRequest();
+			SetNextScene(SceneList::DISCONNECTEDSCREEN);
+			ConfigUtility::GetSingleton()["client.disconnectMessage"] = "Error: Lost connection to the server";
+		}
+		else {
+			ServerPacket newPacket;
+			newPacket.type = SerialPacketType::PING;
+			network.SendTo(Channels::SERVER, &newPacket);
+
+			attemptedBeats++;
+			lastBeat = Clock::now();
+		}
+	}
+}
+
+//-------------------------
+//map management
+//-------------------------
+
+void InWorld::SendRegionRequest(int roomIndex, int x, int y) {
+	RegionPacket packet;
+
+	//pack the region's data
+	packet.type = SerialPacketType::REGION_REQUEST;
+	packet.roomIndex = roomIndex;
+	packet.x = x;
+	packet.y = y;
+
+	network.SendTo(Channels::SERVER, &packet);
+}
+
+void InWorld::HandleRegionContent(RegionPacket* const argPacket) {
+	//replace existing regions
+	regionPager.UnloadIf([&](Region const& region) -> bool {
+		return region.GetX() == argPacket->x && region.GetY() == argPacket->y;
+	});
+	regionPager.PushRegion(argPacket->region);
+
+	//clean up after the serial code
+	delete argPacket->region;
+	argPacket->region = nullptr;
+}
+
+void InWorld::UpdateMap() {
+	if (roomIndex == -1) {
+		return;
+	}
+
+	//these represent the zone of regions that the client needs loaded, including the mandatory buffers (+1/-1)
+	int xStart = snapToBase(REGION_WIDTH, camera.x/tileSheet.GetTileW()) - REGION_WIDTH;
+	int xEnd = snapToBase(REGION_WIDTH, (camera.x+camera.width)/tileSheet.GetTileW()) + REGION_WIDTH;
+
+	int yStart = snapToBase(REGION_HEIGHT, camera.y/tileSheet.GetTileH()) - REGION_HEIGHT;
+	int yEnd = snapToBase(REGION_HEIGHT, (camera.y+camera.height)/tileSheet.GetTileH()) + REGION_HEIGHT;
+
+	//prune distant regions
+	regionPager.GetContainer()->remove_if([&](Region const& region) -> bool {
+		return region.GetX() < xStart || region.GetX() > xEnd || region.GetY() < yStart || region.GetY() > yEnd;
+	});
+
+	//request empty regions within this zone
+	for (int i = xStart; i <= xEnd; i += REGION_WIDTH) {
+		for (int j = yStart; j <= yEnd; j += REGION_HEIGHT) {
+			if (!regionPager.FindRegion(i, j)) {
+				SendRegionRequest(roomIndex, i, j);
+			}
+		}
+	}
+}
+
+//-------------------------
+//entity management
+//-------------------------
+
+//DOCS: preexisting characters will result in query responses
+//DOCS: new characters will result in create messages
+//DOCS: this client's character will exist in both (skipped)
+
+void InWorld::HandleCharacterCreate(CharacterPacket* const argPacket) {
+	//prevent double message
+	if (characterMap.find(argPacket->characterIndex) != characterMap.end()) {
+		std::ostringstream msg;
+		msg << "Double character creation event; ";
+		msg << "Index: " << argPacket->characterIndex << "; ";
+		msg << "Handle: " << argPacket->handle;
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//implicity create and retrieve the entity
+	BaseCharacter* character = &characterMap[argPacket->characterIndex];
+
+	//fill the character's info
+	character->SetOrigin(argPacket->origin);
+	character->SetMotion(argPacket->motion);
+	character->SetBounds({CHARACTER_BOUNDS_X, CHARACTER_BOUNDS_Y, CHARACTER_BOUNDS_WIDTH, CHARACTER_BOUNDS_HEIGHT});
+	character->SetHandle(argPacket->handle);
+	character->SetAvatar(argPacket->avatar);
+	character->SetOwner(argPacket->accountIndex);
+	character->CorrectSprite();
+
+	//check for this player's character
+	if (character->GetOwner() == accountIndex) {
+		localCharacter = static_cast<LocalCharacter*>(character);
+
+		//focus the camera on this character
+		camera.marginX = (camera.width / 2 - localCharacter->GetSprite()->GetImage()->GetClipW() / 2);
+		camera.marginY = (camera.height/ 2 - localCharacter->GetSprite()->GetImage()->GetClipH() / 2);
+
+		//focus on this character's info
+		characterIndex = argPacket->characterIndex;
+		roomIndex = argPacket->roomIndex;
+	}
+
+	//debug
+	std::cout << "Create, total: " << characterMap.size() << std::endl;
+}
+
+void InWorld::HandleCharacterDelete(CharacterPacket* const argPacket) {
+	//ignore if this character doesn't exist
+	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
+	if (characterIt == characterMap.end()) {
+		//debug
+		std::cout << "Ignoring character deletion" << std::endl;
+		return;
+	}
+
+	//check for this player's character
+	if ((*characterIt).second.GetOwner() == accountIndex) {
+		localCharacter = nullptr;
+
+		//clear the camera
+		camera.marginX = 0;
+		camera.marginY = 0;
+
+		//clear the room
+		roomIndex = -1;
+	}
+
+	//remove this character
+	characterMap.erase(characterIt);
+
+	//debug
+	std::cout << "Delete, total: " << characterMap.size() << std::endl;
+}
+
+void InWorld::HandleCharacterQueryExists(CharacterPacket* const argPacket) {
+	//prevent a double message about this player's character
+	if (argPacket->accountIndex == accountIndex) {
+		return;
+	}
+
+	//ignore characters in a different room (sub-optimal)
+	if (argPacket->roomIndex != roomIndex) {
+		return;
+	}
+
+	//implicitly construct the character if it doesn't exist
+	BaseCharacter* character = &characterMap[argPacket->characterIndex];
+
+	//set/update the character's info
+	character->SetOrigin(argPacket->origin);
+	character->SetMotion(argPacket->motion);
+	character->SetBounds({CHARACTER_BOUNDS_X, CHARACTER_BOUNDS_Y, CHARACTER_BOUNDS_WIDTH, CHARACTER_BOUNDS_HEIGHT});
+	character->SetHandle(argPacket->handle);
+	character->SetAvatar(argPacket->avatar);
+	character->SetOwner(argPacket->accountIndex);
+	character->CorrectSprite();
+
+	//debug
+	std::cout << "Query, total: " << characterMap.size() << std::endl;
+}
+
+void InWorld::HandleCharacterSetRoom(CharacterPacket* const argPacket) {
+	//someone else's character
+	if (argPacket->characterIndex != characterIndex) {
+		characterMap.erase(argPacket->characterIndex);
+		return;
+	}
+
+	//this character is moving between rooms
+	roomIndex = argPacket->roomIndex;
+
+	//set the character's info
+	localCharacter->SetOrigin(argPacket->origin);
+	localCharacter->SetMotion(argPacket->motion);
+	localCharacter->CorrectSprite();
+
+	//clear the old room's data
+	regionPager.UnloadAll();
+	monsterMap.clear();
+
+	//use the jenky pattern for std::map to skip this player's character
+	for (std::map<int, BaseCharacter>::iterator it = characterMap.begin(); it != characterMap.end(); /* EMPTY */ ) {
+		if (it->first != characterIndex) {
+			it = characterMap.erase(it);
+		}
+		else {
+			++it;
+		}
+	}
+
+	//request the info on characters in this room
+	CharacterPacket newPacket;
+	newPacket.type = SerialPacketType::QUERY_CHARACTER_EXISTS;
+	newPacket.roomIndex = roomIndex;
+	network.SendTo(Channels::SERVER, &newPacket);
+}
+
+void InWorld::HandleCharacterSetOrigin(CharacterPacket* const argPacket) {
+	//TODO: Authentication
+	if (argPacket->characterIndex == characterIndex) {
+		return;
+	}
+
+	//check that this character exists
+	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
+	if (characterIt != characterMap.end()) {
+		//set the origin and motion
+		characterIt->second.SetOrigin(argPacket->origin);
+		characterIt->second.SetMotion(argPacket->motion);
+		characterIt->second.CorrectSprite();
+	}
+}
+
+void InWorld::HandleCharacterSetMotion(CharacterPacket* const argPacket) {
+	//TODO: Authentication
+	if (argPacket->characterIndex == characterIndex) {
+		return;
+	}
+
+	//check that this character exists
+	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
+	if (characterIt != characterMap.end()) {
+		//set the origin and motion
+		characterIt->second.SetOrigin(argPacket->origin);
+		characterIt->second.SetMotion(argPacket->motion);
+		characterIt->second.CorrectSprite();
+	}
+}
+
+//-------------------------
+//player movement
+//-------------------------
+
+//TODO: add a "movement" packet type
+void InWorld::SendLocalCharacterMotion() {
+	CharacterPacket newPacket;
+	newPacket.type = SerialPacketType::CHARACTER_SET_MOTION;
+
+	newPacket.accountIndex = accountIndex;
+	newPacket.characterIndex = characterIndex;
+	newPacket.roomIndex = roomIndex;
+	newPacket.origin = localCharacter->GetOrigin();
+	newPacket.motion = localCharacter->GetMotion();
+
+	network.SendTo(Channels::SERVER, &newPacket);
+}
+
+std::list<BoundingBox> InWorld::GenerateCollisionGrid(Entity* ptr, int tileWidth, int tileHeight) {
+	//prepare for collisions
+	BoundingBox wallBounds = {0, 0, tileWidth, tileHeight};
+	std::list<BoundingBox> boxList;
+
+	//NOTE: for loops were too dense to work with, so I've just used while loops
+
+	//outer loop
+	wallBounds.x = snapToBase((double)wallBounds.w, ptr->GetOrigin().x);
+	while(wallBounds.x < (ptr->GetOrigin() + ptr->GetBounds()).x + ptr->GetBounds().w) {
+		//inner loop
+		wallBounds.y = snapToBase((double)wallBounds.h, ptr->GetOrigin().y);
+		while(wallBounds.y < (ptr->GetOrigin() + ptr->GetBounds()).y + ptr->GetBounds().h) {
+			//check to see if this tile is solid
+			if (regionPager.GetSolid(wallBounds.x / wallBounds.w, wallBounds.y / wallBounds.h)) {
+				//push onto the box set
+				boxList.push_front(wallBounds);
+			}
+
+			//increment
+			wallBounds.y += wallBounds.h;
+		}
+
+		//increment
+		wallBounds.x += wallBounds.w;
+	}
+
+	return std::move(boxList);
+}

client/scenes/in_world.hpp

@@ -19,7 +19,8 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef INWORLD_HPP_
+#define INWORLD_HPP_
 
 //maps
 #include "region_pager_base.hpp"
@@ -31,9 +32,9 @@
 
 //graphics
 #include "image.hpp"
+#include "raster_font.hpp"
 #include "button.hpp"
 #include "tile_sheet.hpp"
-#include "text_line.hpp"
 
 //common
 #include "frame_rate.hpp"
@@ -43,90 +44,64 @@
 #include "base_monster.hpp"
 #include "local_character.hpp"
 
-#include "SDL2/SDL.h"
-#include "SDL2/SDL_net.h"
-#include "SDL2/SDL_ttf.h"
-
 //STL
 #include <map>
 
 #include <chrono>
 
-class World: public BaseScene {
+class InWorld : public BaseScene {
 public:
 	//Public access members
-	World(int* const argClientIndex, int* const argAccountIndex);
+	InWorld(int* const argClientIndex, int* const argAccountIndex);
-	~World();
+	~InWorld();
 
-	void RenderFrame(SDL_Renderer* renderer) override;
+protected:
+	//Frame loop
+	void FrameStart();
+	void Update();
+	void FrameEnd();
+	void RenderFrame();
+	void Render(SDL_Surface* const);
 
-private:
+	//Event handlers
-	//frame phases
-	void FrameStart() override;
-	void Update() override;
-	void FrameEnd() override;
-
-	//input events
 	void QuitEvent();
-	void MouseMotion(SDL_MouseMotionEvent const& event) override;
+	void MouseMotion(SDL_MouseMotionEvent const&);
-	void MouseButtonDown(SDL_MouseButtonEvent const& event) override;
+	void MouseButtonDown(SDL_MouseButtonEvent const&);
-	void MouseButtonUp(SDL_MouseButtonEvent const& event) override;
+	void MouseButtonUp(SDL_MouseButtonEvent const&);
-	void MouseWheel(SDL_MouseWheelEvent const& event) override;
+	void KeyDown(SDL_KeyboardEvent const&);
-	void KeyDown(SDL_KeyboardEvent const& event) override;
+	void KeyUp(SDL_KeyboardEvent const&);
-	void KeyUp(SDL_KeyboardEvent const& event) override;
 
-	//handle incoming traffic
+	//Basic connections
 	void HandlePacket(SerialPacket* const);
+	void HandlePing(ServerPacket* const);
+	void HandlePong(ServerPacket* const);
 
-	//heartbeat system
+	//Connection control
-	void hPing(ServerPacket* const);
+	void SendLogoutRequest();
-	void hPong(ServerPacket* const);
+	void SendDisconnectRequest();
+	void SendShutdownRequest();
+
+	void HandleLogoutResponse(ClientPacket* const);
+	void HandleDisconnectResponse(ClientPacket* const);
+	void HandleDisconnectForced(ClientPacket* const);
 
 	void CheckHeartBeat();
 
-	//basic connections
-	void SendLogoutRequest();
-	void SendDisconnectRequest();
-	void SendAdminDisconnectForced();
-	void SendAdminShutdownRequest();
-
-	void hLogoutResponse(ClientPacket* const);
-	void hDisconnectResponse(ClientPacket* const);
-	void hAdminDisconnectForced(ClientPacket* const);
-
 	//map management
 	void SendRegionRequest(int roomIndex, int x, int y);
-	void hRegionContent(RegionPacket* const);
+	void HandleRegionContent(RegionPacket* const);
 	void UpdateMap();
 
 	//character management
-	void hCharacterUpdate(CharacterPacket* const);
+	void HandleCharacterCreate(CharacterPacket* const);
-	void hCharacterCreate(CharacterPacket* const);
+	void HandleCharacterDelete(CharacterPacket* const);
-	void hCharacterDelete(CharacterPacket* const);
+	void HandleCharacterQueryExists(CharacterPacket* const);
-	void hQueryCharacterExists(CharacterPacket* const);
+	void HandleCharacterSetRoom(CharacterPacket* const);
-	void hQueryCharacterStats(CharacterPacket* const);
+	void HandleCharacterSetOrigin(CharacterPacket* const);
-	void hQueryCharacterLocation(CharacterPacket* const);
+	void HandleCharacterSetMotion(CharacterPacket* const);
-	void hCharacterMovement(CharacterPacket* const);
-	void hCharacterAttack(CharacterPacket* const);
-	void hCharacterDamage(CharacterPacket* const);
 
-	//monster management
+	//player movement
-	void hMonsterCreate(MonsterPacket* const);
+	void SendLocalCharacterMotion();
-	void hMonsterDelete(MonsterPacket* const);
-	void hQueryMonsterExists(MonsterPacket* const);
-	void hQueryMonsterStats(MonsterPacket* const);
-	void hQueryMonsterLocation(MonsterPacket* const);
-	void hMonsterMovement(MonsterPacket* const);
-	void hMonsterAttack(MonsterPacket* const);
-	void hMonsterDamage(MonsterPacket* const);
-
-	//chat
-	void hTextBroadcast(TextPacket* const);
-	void hTextSpeech(TextPacket* const);
-	void hTextWhisper(TextPacket* const);
-
-	//general gameplay
-	void SendLocalCharacterMovement();
 	std::list<BoundingBox> GenerateCollisionGrid(Entity*, int tileWidth, int tileHeight);
 
 	//indexes
@@ -136,18 +111,17 @@ private:
 	int roomIndex = -1;
 
 	//graphics
+	Image buttonImage;
+	RasterFont font;
 	TileSheet tileSheet;
 
 	//map
 	RegionPagerBase regionPager;
 
 	//UI
-	Image buttonImage;
-	TTF_Font* font = nullptr;
 	Button disconnectButton;
-	Button shutdownButton;
+	Button shutDownButton;
 	FrameRate fps;
-	TextLine fpsTextLine;
 
 	//the camera structure
 	struct {
@@ -162,7 +136,7 @@ private:
 	LocalCharacter* localCharacter = nullptr;
 
 	//heartbeat
-	//TODO: (2) Heartbeat needs it's own utility
+	//TODO: Heartbeat needs it's own utility
 	typedef std::chrono::steady_clock Clock;
 	Clock::time_point lastBeat = Clock::now();
 	int attemptedBeats = 0;
@@ -171,3 +145,5 @@ private:
 	ConfigUtility& config = ConfigUtility::GetSingleton();
 	UDPNetworkUtility& network = UDPNetworkUtility::GetSingleton();
 };
+
+#endif

client/scenes/lobby_menu.cpp

@@ -22,10 +22,9 @@
 #include "lobby_menu.hpp"
 
 #include "channels.hpp"
+#include "utility.hpp"
 
-#include <cstring>
 #include <stdexcept>
-#include <sstream>
 
 //-------------------------
 //Public access members
@@ -40,37 +39,33 @@ LobbyMenu::LobbyMenu(int* const argClientIndex, int* const argAccountIndex):
 	accountIndex = -1;
 
 	//setup the utility objects
-	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
+	image.LoadSurface(config["dir.interface"] + "button_menu.bmp");
-	font = TTF_OpenFont(config["client.font"].c_str(), 12);
+	image.SetClipH(image.GetClipH()/3);
+	font.LoadSurface(config["dir.fonts"] + "pk_white_8.bmp");
 
-	//check that the font loaded
+	//pass the utility objects
-	if (!font) {
+	search.SetImage(&image);
-		std::ostringstream msg;
+	search.SetFont(&font);
-		msg << "Failed to load a font file; " << SDL_GetError();
+	join.SetImage(&image);
-		throw(std::runtime_error(msg.str()));
+	join.SetFont(&font);
-	}
+	back.SetImage(&image);
+	back.SetFont(&font);
 
-	//setup the buttons
+	//set the button positions
-	searchButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
+	search.SetX(50);
-	searchButton.SetText(GetRenderer(), font, "Search", COLOR_BLUE);
+	search.SetY(50 + image.GetClipH() * 0);
-	joinButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
+	join.SetX(50);
-	joinButton.SetText(GetRenderer(), font, "Join", COLOR_BLUE);
+	join.SetY(50 + image.GetClipH() * 1);
-	backButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
+	back.SetX(50);
-	backButton.SetText(GetRenderer(), font, "Back", COLOR_BLUE);
+	back.SetY(50 + image.GetClipH() * 2);
 
-	//set the button positions (assumed)
+	//set the button texts
-	searchButton.SetX(50);
+	search.SetText("Search");
-	searchButton.SetY(50);
+	join.SetText("Join");
-	joinButton.SetX(50);
+	back.SetText("Back");
-	joinButton.SetY(70);
-	backButton.SetX(50);
-	backButton.SetY(90);
 
-	//pseudo-list selection
+	//set the server list's position
-	boundingBox = {300, 50, 200, 12};
+	listBox = {300, 50, 200, font.GetCharH()};
-
-	//hacked together a highlight box
-	highlightImage.Create(GetRenderer(), 300, 12, {49, 150, 5, 255});
 
 	//Eat incoming packets
 	while(network.Receive());
@@ -80,7 +75,7 @@ LobbyMenu::LobbyMenu(int* const argClientIndex, int* const argAccountIndex):
 }
 
 LobbyMenu::~LobbyMenu() {
-	TTF_CloseFont(font);
+	//
 }
 
 //-------------------------
@@ -104,25 +99,38 @@ void LobbyMenu::FrameEnd() {
 	//
 }
 
-void LobbyMenu::RenderFrame(SDL_Renderer* renderer) {
+void LobbyMenu::Render(SDL_Surface* const screen) {
-	//TODO: (2) I need a proper UI system for the entire client and the editor
+	//TODO: I need a proper UI system for the entire client and the editor
 
 	//UI
-	searchButton.DrawTo(renderer);
+	search.DrawTo(screen);
-	joinButton.DrawTo(renderer);
+	join.DrawTo(screen);
-	backButton.DrawTo(renderer);
+	back.DrawTo(screen);
 
-	//TODO: (3) draw headers for the server list
+	//TODO: draw headers for the server list
-	//TODO: (3) ping/delay displayed in the server list
+	for (int i = 0; i < serverInfo.size(); i++) {
-	for (int i = 0; i < serverVector.size(); i++) {
 		//draw the selected server's highlight
-		if (selection == &serverVector[i]) {
+		if (selection == &serverInfo[i]) {
-			highlightImage.DrawTo(renderer, boundingBox.x, boundingBox.y + boundingBox.h * i);
+			SDL_Rect r = {
+				(Sint16)listBox.x, (Sint16)listBox.y,
+				(Uint16)listBox.w, (Uint16)listBox.h
+			};
+			r.y += i * listBox.h;
+			SDL_FillRect(screen, &r, SDL_MapRGB(screen->format, 49, 150, 5));
 		}
 
-		//draw the server's info
+		//draw the server name
-		serverVector[i].nameImage.DrawTo(renderer, boundingBox.x, boundingBox.y + boundingBox.h * i);
+		font.DrawStringTo(serverInfo[i].name, screen, listBox.x, listBox.y + i*listBox.h);
-		serverVector[i].playerCountImage.DrawTo(renderer, boundingBox.x+300, boundingBox.y + boundingBox.h * i);
+
+		//draw the player count
+		font.DrawStringTo(to_string_custom(serverInfo[i].playerCount), screen, listBox.x + listBox.w, listBox.y + i*listBox.h);
+
+		//compatible?
+		if (!serverInfo[i].compatible) {
+			font.DrawStringTo("?", screen, listBox.x - font.GetCharW(), listBox.y + i*listBox.h);
+		}
+
+		//TODO: ping/delay?
 	}
 }
 
@@ -130,54 +138,49 @@ void LobbyMenu::RenderFrame(SDL_Renderer* renderer) {
 //Event handlers
 //-------------------------
 
-void LobbyMenu::MouseMotion(SDL_MouseMotionEvent const& event) {
+void LobbyMenu::MouseMotion(SDL_MouseMotionEvent const& motion) {
-	searchButton.MouseMotion(event);
+	search.MouseMotion(motion);
-	joinButton.MouseMotion(event);
+	join.MouseMotion(motion);
-	backButton.MouseMotion(event);
+	back.MouseMotion(motion);
 }
 
-void LobbyMenu::MouseButtonDown(SDL_MouseButtonEvent const& event) {
+void LobbyMenu::MouseButtonDown(SDL_MouseButtonEvent const& button) {
-	searchButton.MouseButtonDown(event);
+	search.MouseButtonDown(button);
-	joinButton.MouseButtonDown(event);
+	join.MouseButtonDown(button);
-	backButton.MouseButtonDown(event);
+	back.MouseButtonDown(button);
 }
 
-void LobbyMenu::MouseButtonUp(SDL_MouseButtonEvent const& event) {
+void LobbyMenu::MouseButtonUp(SDL_MouseButtonEvent const& button) {
-	if (searchButton.MouseButtonUp(event) == Button::State::RELEASED) {
+	if (search.MouseButtonUp(button) == Button::State::HOVER) {
 		SendBroadcastRequest();
 	}
-	if (joinButton.MouseButtonUp(event) == Button::State::RELEASED && selection && selection->compatible) {
+	else if (join.MouseButtonUp(button) == Button::State::HOVER && selection != nullptr && selection->compatible) {
 		SendJoinRequest();
 	}
-	if (backButton.MouseButtonUp(event) == Button::State::RELEASED) {
+	else if (back.MouseButtonUp(button) == Button::State::HOVER) {
-		SetSceneSignal(SceneSignal::MAINMENU);
+		SetNextScene(SceneList::MAINMENU);
 	}
 
 	//has the user selected a server on the list?
-	BoundingBox tmpBox = boundingBox;
+	BoundingBox tmpBox = listBox;
-	tmpBox.h *= serverVector.size(); //within the list bounds
+	tmpBox.h *= serverInfo.size();
-	if (tmpBox.CheckOverlap({event.x, event.y})) {
+	if (tmpBox.CheckOverlap({button.x, button.y})) {
-		//NOTE: this memory trick requires a vector
+		selection = &serverInfo[(button.y - listBox.y)/listBox.h];
-		selection = &serverVector[(event.y - boundingBox.y)/boundingBox.h];
 	}
 	else {
 		selection = nullptr;
 	}
 }
 
-void LobbyMenu::MouseWheel(SDL_MouseWheelEvent const& event) {
+void LobbyMenu::KeyDown(SDL_KeyboardEvent const& key) {
-	//
+	switch(key.keysym.sym) {
-}
-
-void LobbyMenu::KeyDown(SDL_KeyboardEvent const& event) {
-	switch(event.keysym.sym) {
 		case SDLK_ESCAPE:
-			SetSceneSignal(SceneSignal::MAINMENU);
+			SetNextScene(SceneList::MAINMENU);
 		break;
 	}
 }
 
-void LobbyMenu::KeyUp(SDL_KeyboardEvent const& event) {
+void LobbyMenu::KeyUp(SDL_KeyboardEvent const& key) {
 	//
 }
 
@@ -207,49 +210,25 @@ void LobbyMenu::HandlePacket(SerialPacket* const argPacket) {
 		break;
 
 		//handle errors
-		default: {
+		default:
-			std::ostringstream msg;
+			throw(std::runtime_error(std::string() + "Unknown SerialPacketType encountered in LobbyMenu: " + to_string_custom(static_cast<int>(argPacket->type)) ));
-			msg << "Unknown SerialPacketType encountered in LobbyMenu: " << static_cast<int>(argPacket->type);
-			throw(std::runtime_error( msg.str() ));
-		}
 		break;
 	}
 }
 
 void LobbyMenu::HandleBroadcastResponse(ServerPacket* const argPacket) {
 	//extract the data
-	ServerInfo newServer;
+	ServerInformation server;
+	server.address = argPacket->srcAddress;
+	server.name = argPacket->name;
+	server.playerCount = argPacket->playerCount;
+	server.version = argPacket->version;
 
-	newServer.address = argPacket->srcAddress;
+	//Checking compatibility
-	newServer.name = argPacket->name;
+	server.compatible = server.version == NETWORK_VERSION;
-	newServer.playerCount = argPacket->playerCount;
-	newServer.version = argPacket->version;
-	newServer.compatible = newServer.version == NETWORK_VERSION;
 
 	//push
-	serverVector.push_back(newServer);
+	serverInfo.push_back(server);
-
-	//BUGFIX: since TextLine lacks the memory management of Image, I'll wait until after the line is in the vector to handle these
-
-	//fancy colors
-	SDL_Color color;
-	if (newServer.compatible) {
-		color = {255, 255, 255, 255};
-	}
-	else {
-		color = {255, 0, 0, 255};
-	}
-
-	//fancy itoa
-	auto itoa_base10 = [](int i) -> std::string {
-		char str[20];
-		sprintf(str, "%d", i);
-		return std::string(str);
-	};
-
-	//text graphics
-	serverVector.back().nameImage.SetText(GetRenderer(), font, newServer.name, color);
-	serverVector.back().playerCountImage.SetText(GetRenderer(), font, itoa_base10(newServer.playerCount), color);
 }
 
 void LobbyMenu::HandleJoinResponse(ClientPacket* const argPacket) {
@@ -266,15 +245,15 @@ void LobbyMenu::HandleLoginResponse(ClientPacket* const argPacket) {
 		throw(std::runtime_error("Client index invalid during login"));
 	}
 	accountIndex = argPacket->accountIndex;
-	SetSceneSignal(SceneSignal::WORLD);
+	SetNextScene(SceneList::INWORLD);
 }
 
 void LobbyMenu::HandleJoinRejection(TextPacket* const argPacket) {
-	//TODO: (9) LobbyMenu::HandleJoinRejection()
+	//TODO: Better output for join rejection
 }
 
 void LobbyMenu::HandleLoginRejection(TextPacket* const argPacket) {
-	//TODO: (9) LobbyMenu::HandleLoginRejection
+	//TODO: Better output for login rejection
 }
 
 //-------------------------
@@ -288,7 +267,7 @@ void LobbyMenu::SendBroadcastRequest() {
 		network.SendTo(config["server.host"].c_str(), config.Int("server.port"), &packet);
 
 		//reset the server list
-		serverVector.clear();
+		serverInfo.clear();
 		selection = nullptr;
 }
 
@@ -304,11 +283,10 @@ void LobbyMenu::SendJoinRequest() {
 
 void LobbyMenu::SendLoginRequest() {
 	//NOTE: high cohesion
-	//TODO: (9) have a separate login screen
 	ClientPacket packet;
 	packet.type = SerialPacketType::LOGIN_REQUEST;
 	packet.clientIndex = clientIndex;
-	strncpy(packet.username, config["client.username"].c_str(), PACKET_STRING_SIZE+1);
+	strncpy(packet.username, config["client.username"].c_str(), PACKET_STRING_SIZE);
 
 	network.SendTo(Channels::SERVER, &packet);
 }

client/scenes/lobby_menu.hpp

@@ -19,15 +19,14 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef LOBBYMENU_HPP_
+#define LOBBYMENU_HPP_
 
 //graphics & ui
 #include "image.hpp"
+#include "raster_font.hpp"
 #include "button.hpp"
 #include "bounding_box.hpp"
-#include "text_line.hpp"
-
-#include "SDL2/SDL_ttf.h"
 
 //utilities
 #include "config_utility.hpp"
@@ -46,21 +45,19 @@ public:
 	LobbyMenu(int* const argClientIndex, int* const argAccountIndex);
 	~LobbyMenu();
 
-	void RenderFrame(SDL_Renderer* renderer) override;
-
 protected:
-	//frame phases
+	//Frame loop
-	void FrameStart() override;
+	void FrameStart();
-	void Update() override;
+	void Update();
-	void FrameEnd() override;
+	void FrameEnd();
+	void Render(SDL_Surface* const);
 
-	//input events
+	//Event handlers
-	void MouseMotion(SDL_MouseMotionEvent const& event) override;
+	void MouseMotion(SDL_MouseMotionEvent const&);
-	void MouseButtonDown(SDL_MouseButtonEvent const& event) override;
+	void MouseButtonDown(SDL_MouseButtonEvent const&);
-	void MouseButtonUp(SDL_MouseButtonEvent const& event) override;
+	void MouseButtonUp(SDL_MouseButtonEvent const&);
-	void MouseWheel(SDL_MouseWheelEvent const& event) override;
+	void KeyDown(SDL_KeyboardEvent const&);
-	void KeyDown(SDL_KeyboardEvent const& event) override;
+	void KeyUp(SDL_KeyboardEvent const&);
-	void KeyUp(SDL_KeyboardEvent const& event) override;
 
 	//Network handlers
 	void HandlePacket(SerialPacket* const);
@@ -81,13 +78,15 @@ protected:
 	int& clientIndex;
 	int& accountIndex;
 
-	//define the list object
+	//members
-	struct ServerInfo {
+	Image image;
-		//graphics
+	RasterFont font;
-		TextLine nameImage;
+	Button search;
-		TextLine playerCountImage;
+	Button join;
+	Button back;
 
-		//networking
+	//server list
+	struct ServerInformation {
 		IPaddress address;
 		std::string name;
 		int playerCount;
@@ -95,16 +94,12 @@ protected:
 		bool compatible;
 	};
 
-	//members
+	std::vector<ServerInformation> serverInfo;
-	Image buttonImage;
-	Image highlightImage;
-	TTF_Font* font = nullptr;
-	Button searchButton;
-	Button joinButton;
-	Button backButton;
 
-	std::vector<ServerInfo> serverVector;
+	//NOTE: a terrible hack
-	ServerInfo* selection = nullptr;
+	//I'd love a proper gui system for this
-
+	BoundingBox listBox;
-	BoundingBox boundingBox;
+	ServerInformation* selection = nullptr;
 };
+
+#endif

client/scenes/main_menu.cpp

@@ -0,0 +1,124 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "main_menu.hpp"
+
+#include "config_utility.hpp"
+
+//-------------------------
+//Public access members
+//-------------------------
+
+MainMenu::MainMenu() {
+	ConfigUtility& config = ConfigUtility::GetSingleton();
+
+	//setup the utility objects
+	image.LoadSurface(config["dir.interface"] + "button_menu.bmp");
+	image.SetClipH(image.GetClipH()/3);
+	font.LoadSurface(config["dir.fonts"] + "pk_white_8.bmp");
+
+	//pass the utility objects
+	startButton.SetImage(&image);
+	startButton.SetFont(&font);
+	optionsButton.SetImage(&image);
+	optionsButton.SetFont(&font);
+	quitButton.SetImage(&image);
+	quitButton.SetFont(&font);
+
+	//set the button positions
+	startButton.SetX(50);
+	startButton.SetY(50 + image.GetClipH() * 0);
+	optionsButton.SetX(50);
+	optionsButton.SetY(50 + image.GetClipH() * 1);
+	quitButton.SetX(50);
+	quitButton.SetY(50 + image.GetClipH() * 2);
+
+	//set the button texts
+	startButton.SetText("Start");
+	optionsButton.SetText("Options");
+	quitButton.SetText("Quit");
+
+	//debug
+	//
+}
+
+MainMenu::~MainMenu() {
+	//
+}
+
+//-------------------------
+//Frame loop
+//-------------------------
+
+void MainMenu::FrameStart() {
+	//
+}
+
+void MainMenu::Update() {
+	//
+}
+
+void MainMenu::FrameEnd() {
+	//
+}
+
+void MainMenu::Render(SDL_Surface* const screen) {
+	startButton.DrawTo(screen);
+	optionsButton.DrawTo(screen);
+	quitButton.DrawTo(screen);
+}
+
+//-------------------------
+//Event handlers
+//-------------------------
+
+void MainMenu::MouseMotion(SDL_MouseMotionEvent const& motion) {
+	startButton.MouseMotion(motion);
+	optionsButton.MouseMotion(motion);
+	quitButton.MouseMotion(motion);
+}
+
+void MainMenu::MouseButtonDown(SDL_MouseButtonEvent const& button) {
+	startButton.MouseButtonDown(button);
+	optionsButton.MouseButtonDown(button);
+	quitButton.MouseButtonDown(button);
+}
+
+void MainMenu::MouseButtonUp(SDL_MouseButtonEvent const& button) {
+	//TODO: Buttons should only register as "selected" when the left button is used
+	if (startButton.MouseButtonUp(button) == Button::State::HOVER) {
+		SetNextScene(SceneList::LOBBYMENU);
+	}
+	if (optionsButton.MouseButtonUp(button) == Button::State::HOVER) {
+		SetNextScene(SceneList::OPTIONSMENU);
+	}
+	if (quitButton.MouseButtonUp(button) == Button::State::HOVER) {
+		QuitEvent();
+	}
+}
+
+void MainMenu::KeyDown(SDL_KeyboardEvent const& key) {
+	//
+}
+
+void MainMenu::KeyUp(SDL_KeyboardEvent const& key) {
+	//
+}

client/scenes/main_menu.hpp

@@ -19,14 +19,14 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef MAINMENU_HPP_
+#define MAINMENU_HPP_
 
 #include "base_scene.hpp"
-#include "button.hpp"
-#include "image.hpp"
-#include "text_box.hpp"
 
-#include "SDL2/SDL_ttf.h"
+#include "image.hpp"
+#include "raster_font.hpp"
+#include "button.hpp"
 
 class MainMenu : public BaseScene {
 public:
@@ -34,27 +34,26 @@ public:
 	MainMenu();
 	~MainMenu();
 
-	void RenderFrame(SDL_Renderer* renderer) override;
-
 protected:
-	//frame phases
+	//Frame loop
-	void FrameStart() override;
+	void FrameStart();
-	void Update() override;
+	void Update();
-	void FrameEnd() override;
+	void FrameEnd();
+	void Render(SDL_Surface* const);
 
-	//input events
+	//Event handlers
-	void MouseMotion(SDL_MouseMotionEvent const& event) override;
+	void MouseMotion(SDL_MouseMotionEvent const&);
-	void MouseButtonDown(SDL_MouseButtonEvent const& event) override;
+	void MouseButtonDown(SDL_MouseButtonEvent const&);
-	void MouseButtonUp(SDL_MouseButtonEvent const& event) override;
+	void MouseButtonUp(SDL_MouseButtonEvent const&);
-	void MouseWheel(SDL_MouseWheelEvent const& event) override;
+	void KeyDown(SDL_KeyboardEvent const&);
-	void KeyDown(SDL_KeyboardEvent const& event) override;
+	void KeyUp(SDL_KeyboardEvent const&);
-	void KeyUp(SDL_KeyboardEvent const& event) override;
 
 	//members
-	Image buttonImage;
+	Image image;
-	TTF_Font* font = nullptr;
+	RasterFont font;
 	Button startButton;
 	Button optionsButton;
 	Button quitButton;
-	TextBox textBox;
 };
+
+#endif

client/scenes/makefile

@@ -30,3 +30,8 @@ $(OUTDIR):
 
 $(OBJDIR)/%.o: %.cpp
 	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

client/scenes/options_menu.cpp

@@ -23,9 +23,6 @@
 
 #include "config_utility.hpp"
 
-#include <sstream>
-#include <stdexcept>
-
 //-------------------------
 //Public access members
 //-------------------------
@@ -34,30 +31,24 @@ OptionsMenu::OptionsMenu() {
 	ConfigUtility& config = ConfigUtility::GetSingleton();
 
 	//setup the utility objects
-	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
+	image.LoadSurface(config["dir.interface"] + "button_menu.bmp");
-	font = TTF_OpenFont(config["client.font"].c_str(), 12);
+	image.SetClipH(image.GetClipH()/3);
+	font.LoadSurface(config["dir.fonts"] + "pk_white_8.bmp");
 
-	//check that the font loaded
+	//pass the utility objects
-	if (!font) {
+	backButton.SetImage(&image);
-		std::ostringstream msg;
+	backButton.SetFont(&font);
-		msg << "Failed to load a font file; " << SDL_GetError();
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//setup the button
-	backButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	backButton.SetText(GetRenderer(), font, "Back", COLOR_BLUE);
 
 	//set the button positions
 	backButton.SetX(50);
-	backButton.SetY(50);
+	backButton.SetY(50 + image.GetClipH() * 0);
 
-	//text line
+	//set the button texts
-	textLine.SetText(GetRenderer(), font, "This code is fucking hard to refactor.", {255, 255, 255, 255});
+	backButton.SetText("Back");
 }
 
 OptionsMenu::~OptionsMenu() {
-	TTF_CloseFont(font);
+	//
 }
 
 //-------------------------
@@ -76,41 +67,38 @@ void OptionsMenu::FrameEnd() {
 	//
 }
 
-void OptionsMenu::RenderFrame(SDL_Renderer* renderer) {
+void OptionsMenu::Render(SDL_Surface* const screen) {
-	backButton.DrawTo(renderer);
+	backButton.DrawTo(screen);
-	textLine.DrawTo(renderer, 50, 30);
+
+	font.DrawStringTo("Oh, were you looking for the options screen?", screen, 50, 30);
 }
 
 //-------------------------
 //Event handlers
 //-------------------------
 
-void OptionsMenu::MouseMotion(SDL_MouseMotionEvent const& event) {
+void OptionsMenu::MouseMotion(SDL_MouseMotionEvent const& motion) {
-	backButton.MouseMotion(event);
+	backButton.MouseMotion(motion);
 }
 
-void OptionsMenu::MouseButtonDown(SDL_MouseButtonEvent const& event) {
+void OptionsMenu::MouseButtonDown(SDL_MouseButtonEvent const& button) {
-	backButton.MouseButtonDown(event);
+	backButton.MouseButtonDown(button);
 }
 
-void OptionsMenu::MouseButtonUp(SDL_MouseButtonEvent const& event) {
+void OptionsMenu::MouseButtonUp(SDL_MouseButtonEvent const& button) {
-	if (backButton.MouseButtonUp(event) == Button::State::RELEASED) {
+	if (backButton.MouseButtonUp(button) == Button::State::HOVER) {
-		SetSceneSignal(SceneSignal::MAINMENU);
+		SetNextScene(SceneList::MAINMENU);
 	}
 }
 
-void OptionsMenu::MouseWheel(SDL_MouseWheelEvent const& event) {
+void OptionsMenu::KeyDown(SDL_KeyboardEvent const& key) {
-	//
+	switch(key.keysym.sym) {
-}
-
-void OptionsMenu::KeyDown(SDL_KeyboardEvent const& event) {
-	switch(event.keysym.sym) {
 		case SDLK_ESCAPE:
-			SetSceneSignal(SceneSignal::MAINMENU);
+			SetNextScene(SceneList::MAINMENU);
 		break;
 	}
 }
 
-void OptionsMenu::KeyUp(SDL_KeyboardEvent const& event) {
+void OptionsMenu::KeyUp(SDL_KeyboardEvent const& key) {
 	//
 }

client/scenes/options_menu.hpp

@@ -19,40 +19,40 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef OPTIONSMENU_HPP_
-
+#define OPTIONSMENU_HPP_
-#include "button.hpp"
-#include "image.hpp"
-#include "text_line.hpp"
 
 #include "base_scene.hpp"
 
-//NOTE: The options screen needs to be USED
+#include "image.hpp"
+#include "raster_font.hpp"
+#include "button.hpp"
+
+//TODO: The options screen needs to be USED
 class OptionsMenu : public BaseScene {
 public:
 	//Public access members
 	OptionsMenu();
 	~OptionsMenu();
 
-	void RenderFrame(SDL_Renderer* renderer) override;
+protected:
+	//Frame loop
+	void FrameStart();
+	void Update();
+	void FrameEnd();
+	void Render(SDL_Surface* const);
 
-private:
+	//Event handlers
-	//frame phases
+	void MouseMotion(SDL_MouseMotionEvent const&);
-	void FrameStart() override;
+	void MouseButtonDown(SDL_MouseButtonEvent const&);
-	void Update() override;
+	void MouseButtonUp(SDL_MouseButtonEvent const&);
-	void FrameEnd() override;
+	void KeyDown(SDL_KeyboardEvent const&);
-
+	void KeyUp(SDL_KeyboardEvent const&);
-	//input events
-	void MouseMotion(SDL_MouseMotionEvent const& event) override;
-	void MouseButtonDown(SDL_MouseButtonEvent const& event) override;
-	void MouseButtonUp(SDL_MouseButtonEvent const& event) override;
-	void MouseWheel(SDL_MouseWheelEvent const& event) override;
-	void KeyDown(SDL_KeyboardEvent const& event) override;
-	void KeyUp(SDL_KeyboardEvent const& event) override;
 
 	//members
-	Image buttonImage;
+	Image image;
-	TTF_Font* font = nullptr;
+	RasterFont font;
 	Button backButton;
-	TextLine textLine;
 };
+
+#endif

client/scenes/splash_screen.cpp

@@ -27,38 +27,25 @@
 //Public access members
 //-------------------------
 
-SplashScreen::SplashScreen(SDL_Window* w) {
+SplashScreen::SplashScreen() {
-	//fit the screen to the logo
+	logo.LoadSurface(ConfigUtility::GetSingleton()["dir.logos"] + "krstudios.bmp");
-	//NOTE: not using this window trick
-	window = w;
-	SDL_GetWindowSize(window, &windowWidth, &windowHeight);
-
-	logo.Load(GetRenderer(), ConfigUtility::GetSingleton()["dir.logos"] + "krstudios.png");
-
-//	SDL_SetWindowSize(window, logo.GetClipW(), logo.GetClipH());
-//	SDL_RenderSetLogicalSize(GetRenderer(), logo.GetClipW(), logo.GetClipH());
-
 	startTick = std::chrono::steady_clock::now();
 }
 
 SplashScreen::~SplashScreen() {
-//	SDL_SetWindowSize(window, windowWidth, windowHeight);
+	//
-//	SDL_RenderSetLogicalSize(GetRenderer(), windowWidth, windowHeight);
 }
 
 //-------------------------
 //Frame loop
 //-------------------------
 
-void SplashScreen::FrameStart() {
+void SplashScreen::Update() {
-	//TODO: (0) config flag to change the delay
+	if (std::chrono::steady_clock::now() - startTick > std::chrono::duration<int>(1)) {
-	if (std::chrono::steady_clock::now() - startTick > std::chrono::duration<int>(3)) {
+		SetNextScene(SceneList::MAINMENU);
-		SetSceneSignal(SceneSignal::MAINMENU);
 	}
 }
 
-void SplashScreen::RenderFrame(SDL_Renderer* renderer) {
+void SplashScreen::Render(SDL_Surface* const screen) {
-	int w = 0, h = 0;
+	logo.DrawTo(screen, (screen->w - logo.GetClipW()) / 2, (screen->h - logo.GetClipH()) / 2);
-	SDL_RenderGetLogicalSize(renderer, &w, &h);
-	logo.DrawTo(renderer, (w - logo.GetClipW()) / 2, (h - logo.GetClipH()) / 2);
 }

client/scenes/splash_screen.hpp

@@ -19,9 +19,11 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef SPLASHSCREEN_HPP_
+#define SPLASHSCREEN_HPP_
 
 #include "base_scene.hpp"
+
 #include "image.hpp"
 
 #include <chrono>
@@ -29,20 +31,17 @@
 class SplashScreen : public BaseScene {
 public:
 	//Public access members
-	SplashScreen(SDL_Window*);
+	SplashScreen();
 	~SplashScreen();
 
-	void RenderFrame(SDL_Renderer* renderer) override;
+protected:
-
-private:
 	//Frame loop
-	void FrameStart() override;
+	void Update();
+	void Render(SDL_Surface* const);
 
 	//members
 	std::chrono::steady_clock::time_point startTick;
 	Image logo;
-
-	//screws with the window
-	SDL_Window* window = nullptr;
-	int windowWidth, windowHeight;
 };
+
+#endif

common/debugging/makefile

@@ -1,5 +1,5 @@
 #config
-INCLUDES+=. .. ../client_utilities ../../common/graphics ../../common/map ../../common/network ../../common/network/packet_types ../../common/ui ../../common/utilities
+INCLUDES+=.
 LIBS+=
 CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
 
@@ -11,8 +11,8 @@ OBJDIR=obj
 OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
 
 #output
-OUTDIR=..
+OUTDIR=../..
-OUT=$(addprefix $(OUTDIR)/,client.a)
+OUT=$(addprefix $(OUTDIR)/,libcommon.a)
 
 #targets
 all: $(OBJ) $(OUT)
@@ -30,3 +30,8 @@ $(OUTDIR):
 
 $(OBJDIR)/%.o: %.cpp
 	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

common/debugging/timer.cpp

@@ -0,0 +1,45 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "timer.hpp"
+
+Timer::Timer(): start(Timer::Clock::now()) {
+	//
+}
+
+Timer::Timer(std::string s): name(s), start(Timer::Clock::now()) {
+	//
+}
+
+void Timer::Start() {
+	start = Clock::now();
+}
+
+void Timer::Stop() {
+	timeSpan = Clock::now() - start;
+}
+
+std::ostream& operator<<(std::ostream& os, Timer& t) {
+	os << t.GetName() << ": ";
+	os << std::chrono::duration_cast<std::chrono::microseconds>(t.GetTime()).count();
+	os << "us";
+	return os;
+}

common/debugging/timer.hpp

@@ -0,0 +1,54 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef TIMER_HPP_
+#define TIMER_HPP_
+
+#include <chrono>
+#include <string>
+#include <ostream>
+
+class Timer {
+public:
+	typedef std::chrono::high_resolution_clock Clock;
+
+	Timer();
+	Timer(std::string s);
+	~Timer() = default;
+
+	void Start();
+	void Stop();
+
+	//accessors and mutators
+	Clock::duration GetTime() { return timeSpan; }
+
+	std::string SetName(std::string s) { return name = s; }
+	std::string GetName() { return name; }
+
+private:
+	std::string name;
+	Clock::time_point start;
+	Clock::duration timeSpan;
+};
+
+std::ostream& operator<<(std::ostream& os, Timer& t);
+
+#endif

common/gameplay/character_defines.hpp

@@ -0,0 +1,42 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef CHARACTERDEFINES_HPP_
+#define CHARACTERDEFINES_HPP_
+
+#include <cmath>
+
+//the speeds that the characters move
+constexpr double CHARACTER_WALKING_SPEED = 2.24;
+constexpr double CHARACTER_WALKING_MOD = 1.0/sqrt(2.0);
+constexpr double CHARACTER_WALKING_NEGATIVE_MOD = 1.0 - CHARACTER_WALKING_MOD;
+
+//the bounds for the character objects, mapped to the default sprites
+constexpr int CHARACTER_BOUNDS_X = 0;
+constexpr int CHARACTER_BOUNDS_Y = 16;
+constexpr int CHARACTER_BOUNDS_WIDTH = 32;
+constexpr int CHARACTER_BOUNDS_HEIGHT = 32;
+
+//the character's sprite format
+constexpr int CHARACTER_CELLS_X = 4;
+constexpr int CHARACTER_CELLS_Y = 4;
+
+#endif

common/gameplay/makefile

@@ -0,0 +1,37 @@
+#config
+INCLUDES+=.
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#output
+OUTDIR=../..
+OUT=$(addprefix $(OUTDIR)/,libcommon.a)
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

common/graphics/image.cpp

@@ -0,0 +1,145 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "image.hpp"
+
+#include <stdexcept>
+#include <sstream>
+
+Image& Image::operator=(Image const& rhs) {
+	//don't screw yourself
+	if (this == &rhs) {
+		return *this;
+	}
+
+	FreeSurface();
+
+	//Copy the other Image's stuff
+	surface = rhs.surface;
+	clip = rhs.clip;
+	local = false;
+}
+
+Image& Image::operator=(Image&& rhs) {
+	//don't screw yourself
+	if (this == &rhs) {
+		return *this;
+	}
+
+	FreeSurface();
+
+	//Steal the other Image's stuff
+	surface = rhs.surface;
+	clip = rhs.clip;
+	local = rhs.local;
+
+	rhs.surface = nullptr;
+	rhs.clip = {0, 0, 0, 0};
+	rhs.local = false;
+}
+
+SDL_Surface* Image::LoadSurface(std::string fname) {
+	FreeSurface();
+	SDL_Surface* p = SDL_LoadBMP(fname.c_str());
+	if (!p) {
+		std::ostringstream os;
+		os << "Failed to load file: " << fname;
+		throw(std::runtime_error(os.str()));
+	}
+	surface = p;
+	clip = {0, 0, (Uint16)surface->w, (Uint16)surface->h};
+	local = true;
+	SetTransparentColor(255, 0, 255); //default
+	return surface;
+}
+
+SDL_Surface* Image::CreateSurface(Uint16 w, Uint16 h) {
+	FreeSurface();
+	Uint32 rmask, gmask, bmask, amask;
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+    rmask = 0xff000000;
+    gmask = 0x00ff0000;
+    bmask = 0x0000ff00;
+    amask = 0x000000ff;
+#else
+    rmask = 0x000000ff;
+    gmask = 0x0000ff00;
+    bmask = 0x00ff0000;
+    amask = 0xff000000;
+#endif
+	SDL_Surface* p = SDL_CreateRGBSurface(SDL_SWSURFACE, w, h, 32, rmask, gmask, bmask, amask);
+	if (!p) {
+		throw(std::runtime_error("Failed to create Image surface"));
+	}
+	surface = p;
+	clip = {0, 0, (Uint16)surface->w, (Uint16)surface->h};
+	local = true;
+	SetTransparentColor(255, 0, 255); //default
+	return surface;
+}
+
+SDL_Surface* Image::SetSurface(SDL_Surface* p) {
+	FreeSurface();
+	if (!p) {
+		throw(std::invalid_argument("No surface pointer provided"));
+	}
+	surface = p;
+	clip = {0, 0, (Uint16)surface->w, (Uint16)surface->h};
+	local = false;
+	return surface;
+}
+
+void Image::FreeSurface() {
+	if (local) {
+		SDL_FreeSurface(surface);
+		local = false;
+	}
+	surface = nullptr;
+	clip = {0, 0, 0, 0};
+}
+
+void Image::DrawTo(SDL_Surface* dest, Sint16 x, Sint16 y) {
+	if (!surface) {
+		throw(std::logic_error("No image surface to draw"));
+	}
+	SDL_Rect sclip = clip, dclip = {x,y};
+	SDL_BlitSurface(surface, &sclip, dest, &dclip);
+}
+
+void Image::SetTransparentColor(Uint8 r, Uint8 g, Uint8 b) {
+	if (!surface) {
+		throw(std::logic_error("Failed to set the transparent color"));
+	}
+	if (!local) {
+		throw(std::logic_error("Cannot set the transparent color of a non-local surface"));
+	}
+	SDL_SetColorKey(surface, SDL_SRCCOLORKEY, SDL_MapRGB(surface->format, r, g, b));
+}
+
+void Image::ClearTransparentColor() {
+	if (!surface) {
+		throw(std::logic_error("Failed to clear the transparent color"));
+	}
+	if (!local) {
+		throw(std::logic_error("Cannot clear the transparent color of a non-local surface"));
+	}
+	SDL_SetColorKey(surface, 0, 0);
+}

common/graphics/image.hpp

@@ -0,0 +1,73 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef IMAGE_HPP_
+#define IMAGE_HPP_
+
+#include "SDL/SDL.h"
+#include <string>
+
+class Image {
+public:
+	Image() = default;
+	Image(Image const& rhs) { *this = rhs; }
+	Image(Image&& rhs) { *this = std::move(rhs); }
+	Image(std::string fname) { LoadSurface(fname); }
+	Image(Uint16 w, Uint16 h) { CreateSurface(w, h); }
+	Image(SDL_Surface* p) { SetSurface(p); }
+	~Image() { FreeSurface(); }
+
+	Image& operator=(Image const&);
+	Image& operator=(Image&&);
+
+	SDL_Surface* LoadSurface(std::string fname);
+	SDL_Surface* CreateSurface(Uint16 w, Uint16 h);
+	SDL_Surface* SetSurface(SDL_Surface*);
+	SDL_Surface* GetSurface() const { return surface; }
+	void FreeSurface();
+
+	void DrawTo(SDL_Surface* const, Sint16 x, Sint16 y);
+
+	//Clip handlers
+	SDL_Rect SetClip(SDL_Rect r) { return clip = r; }
+	SDL_Rect GetClip() const { return clip; }
+
+	Sint16 SetClipX(Sint16 x) { return clip.x = x; }
+	Sint16 SetClipY(Sint16 y) { return clip.y = y; }
+	Uint16 SetClipW(Uint16 w) { return clip.w = w; }
+	Uint16 SetClipH(Uint16 h) { return clip.h = h; }
+
+	Sint16 GetClipX() const { return clip.x; }
+	Sint16 GetClipY() const { return clip.y; }
+	Uint16 GetClipW() const { return clip.w; }
+	Uint16 GetClipH() const { return clip.h; }
+
+	bool GetLocal() const { return local; }
+
+	void SetTransparentColor(Uint8 r, Uint8 g, Uint8 b);
+	void ClearTransparentColor();
+protected:
+	SDL_Surface* surface = nullptr;
+	SDL_Rect clip = {0, 0, 0, 0};
+	bool local = false;
+};
+
+#endif

common/graphics/makefile

@@ -0,0 +1,37 @@
+#config
+INCLUDES+=.
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#output
+OUTDIR=../..
+OUT=$(addprefix $(OUTDIR)/,libcommon.a)
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

common/graphics/sprite_sheet.cpp

@@ -0,0 +1,102 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "sprite_sheet.hpp"
+
+#include <stdexcept>
+#include <sstream>
+
+void SpriteSheet::Update(double delta) {
+	if (delay && (tick += delta) >= delay) {
+		if (++xIndex >= xCount) {
+			xIndex = 0;
+		}
+		tick = 0;
+	}
+	image.SetClipX(xIndex * image.GetClipW());
+	image.SetClipY(yIndex * image.GetClipH());
+}
+
+SDL_Surface* SpriteSheet::LoadSurface(std::string fname, Uint16 xCellCount, Uint16 yCellCount) {
+	image.LoadSurface(fname);
+
+	xCount = xCellCount;
+	yCount = yCellCount;
+
+	image.SetClipW(image.GetSurface()->w / xCount);
+	image.SetClipH(image.GetSurface()->h / yCount);
+
+	xIndex = yIndex = 0;
+	delay = tick = 0.0;
+}
+
+SDL_Surface* SpriteSheet::SetSurface(SDL_Surface* surface, Uint16 xCellCount, Uint16 yCellCount) {
+	image.SetSurface(surface);
+
+	xCount = xCellCount;
+	yCount = yCellCount;
+
+	image.SetClipW(image.GetSurface()->w / xCount);
+	image.SetClipH(image.GetSurface()->h / yCount);
+
+	xIndex = yIndex = 0;
+	delay = tick = 0.0;
+}
+
+void SpriteSheet::FreeSurface() {
+	image.FreeSurface();
+	xCount = yCount = 0;
+	xIndex = yIndex = 0;
+	delay = tick = 0.0;
+}
+
+Uint16 SpriteSheet::SetXCount(Uint16 i) {
+	xIndex = 0;
+	return xCount = i;
+}
+
+Uint16 SpriteSheet::SetYCount(Uint16 i) {
+	yIndex = 0;
+	return yCount = i;
+}
+
+Uint16 SpriteSheet::SetXIndex(Uint16 i) {
+	if (i > xCount) {
+		std::ostringstream os;
+		os << "Cannot set x index to " << i;
+		throw(std::invalid_argument(os.str()));
+	}
+	return xIndex = i;
+}
+
+Uint16 SpriteSheet::SetYIndex(Uint16 i) {
+	if (i > yCount) {
+		std::ostringstream os;
+		os << "Cannot set y index to " << i;
+		throw(std::invalid_argument(os.str()));
+	}
+	return yIndex = i;
+}
+
+double SpriteSheet::SetDelay(double d) {
+	tick = 0;
+	return delay = d;
+}

common/graphics/sprite_sheet.hpp

@@ -0,0 +1,66 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef SPRITESHEET_HPP_
+#define SPRITESHEET_HPP_
+
+#include "image.hpp"
+
+class SpriteSheet {
+public:
+	SpriteSheet() = default;
+	SpriteSheet(std::string fname, Uint16 xCellCount, Uint16 yCellCount) { LoadSurface(fname, xCellCount, yCellCount); }
+	SpriteSheet(SDL_Surface* surface, Uint16 xCellCount, Uint16 yCellCount) { SetSurface(surface, xCellCount, yCellCount); }
+	~SpriteSheet() { FreeSurface(); };
+
+	void Update(double delta);
+
+	SDL_Surface* LoadSurface(std::string fname, Uint16 xCellCount, Uint16 yCellCount);
+	SDL_Surface* SetSurface(SDL_Surface* surface, Uint16 xCellCount, Uint16 yCellCount);
+	SDL_Surface* GetSurface() { return image.GetSurface(); }
+	void FreeSurface();
+
+	void DrawTo(SDL_Surface* const dest, Sint16 x, Sint16 y) { image.DrawTo(dest, x, y); }
+
+	//accessors and mutators
+	Image* GetImage() { return ℑ } //OO breaker
+
+	Uint16 SetXCount(Uint16);
+	Uint16 SetYCount(Uint16);
+	Uint16 SetXIndex(Uint16);
+	Uint16 SetYIndex(Uint16);
+
+	Uint16 GetXCount() const { return xCount; }
+	Uint16 GetYCount() const { return yCount; }
+	Uint16 GetXIndex() const { return xIndex; }
+	Uint16 GetYIndex() const { return yIndex; }
+
+	double SetDelay(double d);
+	double GetDelay() const { return delay; }
+
+private:
+	Image image;
+	Uint16 xCount = 0, yCount = 0; //number of cells
+	Uint16 xIndex = 0, yIndex = 0; //current cell being drawn
+	double delay = 0.0, tick = 0.0;
+};
+
+#endif

common/makefile

@@ -0,0 +1,13 @@
+all:
+	$(MAKE) -C debugging
+	$(MAKE) -C gameplay
+	$(MAKE) -C graphics
+	$(MAKE) -C map
+	$(MAKE) -C network
+	$(MAKE) -C ui
+	$(MAKE) -C utilities
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

common/map/makefile

@@ -0,0 +1,37 @@
+#config
+INCLUDES+=. ../graphics ../utilities
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#output
+OUTDIR=../..
+OUT=$(addprefix $(OUTDIR)/,libcommon.a)
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

common/map/map_system_api.cpp

@@ -19,20 +19,39 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#include "map_system_api.hpp"
 
-#include "character_data.hpp"
+//all map API headers
-#include "serial_packet.hpp"
+#include "region_api.hpp"
-#include "vector2.hpp"
+#include "region_pager_api.hpp"
+#include "tile_sheet_api.hpp"
 
-void fullClientUnload(int index);
+//useful "globals"
-void fullAccountUnload(int index);
+//...
-void fullCharacterUnload(int index);
 
-void pumpPacket(SerialPacket* const argPacket);
+//This mimics linit.c to create a nested collection of all map modules.
-void pumpPacketProximity(SerialPacket* const argPacket, int roomIndex, Vector2 position = {0, 0}, int distance = -1);
+static const luaL_Reg funcs[] = {
+	{nullptr, nullptr}
+};
 
-void copyCharacterToPacket(CharacterPacket* const packet, int characterIndex);
+static const luaL_Reg libs[] = {
-void copyCharacterToPacket(CharacterPacket* const packet, CharacterData* const characterData, int characterIndex);
+	{"Region", openRegionAPI},
-void pumpAndChangeRooms(int characterIndex, int newRoomIndex);
+	{"RegionPager", openRegionPagerAPI},
-void pumpAndChangeRooms(CharacterData* const characterData, int newRoomIndex, int characterIndex);
+//	{"TileSheet", openTileSheetAPI},
+	{nullptr, nullptr}
+};
+
+int openMapSystemAPI(lua_State* L) {
+	//create the table
+	luaL_newlibtable(L, libs);
+
+	//push the "global" functions
+	luaL_setfuncs(L, funcs, 0);
+
+	//push the substable
+	for (const luaL_Reg* lib = libs; lib->func; lib++) {
+		lib->func(L);
+		lua_setfield(L, -2, lib->name);
+	}
+	return 1;
+}

common/map/map_system_api.hpp

@@ -0,0 +1,34 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef MAPSYSTEMAPI_HPP_
+#define MAPSYSTEMAPI_APP_
+
+#if defined(__MINGW32__)
+ #include "lua/lua.hpp"
+#else
+ #include "lua.hpp"
+#endif
+
+#define TORTUGA_MAP_SYSTEM_API "map_system"
+LUAMOD_API int openMapSystemAPI(lua_State* L);
+
+#endif

common/map/region.cpp

@@ -0,0 +1,70 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region.hpp"
+
+#include <cmath>
+#include <cstring>
+#include <stdexcept>
+
+int snapToBase(int base, int x) {
+	return floor((double)x / base) * base;
+}
+
+Region::Region(int argX, int argY): x(argX), y(argY) {
+	if (x != snapToBase(REGION_WIDTH, x) || y != snapToBase(REGION_HEIGHT, y)) {
+		throw(std::invalid_argument("Region location is off grid"));
+	}
+	memset(tiles, 0, REGION_WIDTH*REGION_HEIGHT*REGION_DEPTH*sizeof(type_t));
+}
+
+Region::Region(Region const& rhs): x(rhs.x), y(rhs.y) {
+	memcpy(tiles, rhs.tiles, REGION_WIDTH*REGION_HEIGHT*REGION_DEPTH*sizeof(type_t));
+	solid = rhs.solid;
+}
+
+Region::type_t Region::SetTile(int x, int y, int z, type_t v) {
+	return tiles[x][y][z] = v;
+}
+
+Region::type_t Region::GetTile(int x, int y, int z) {
+	return tiles[x][y][z];
+}
+
+bool Region::SetSolid(int x, int y, bool b) {
+	return solid[x * REGION_WIDTH + y] = b;
+}
+
+bool Region::GetSolid(int x, int y) {
+	return solid[x * REGION_WIDTH + y];
+}
+
+int Region::GetX() const {
+	return x;
+}
+
+int Region::GetY() const {
+	return y;
+}
+
+std::bitset<REGION_WIDTH*REGION_HEIGHT>* Region::GetSolidBitset() {
+	return &solid;
+}

common/map/region.hpp

@@ -0,0 +1,63 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef REGION_HPP_
+#define REGION_HPP_
+
+#include <bitset>
+
+//the region's storage format
+constexpr int REGION_WIDTH = 20;
+constexpr int REGION_HEIGHT = 20;
+constexpr int REGION_DEPTH = 3;
+
+//utility function
+int snapToBase(int base, int x);
+
+class Region {
+public:
+	typedef unsigned char type_t;
+
+	Region() = delete;
+	Region(int x, int y);
+	Region(Region const&);
+	~Region() = default;
+
+	type_t SetTile(int x, int y, int z, type_t v);
+	type_t GetTile(int x, int y, int z);
+
+	bool SetSolid(int x, int y, bool b);
+	bool GetSolid(int x, int y);
+
+	//accessors
+	int GetX() const;
+	int GetY() const;
+
+	std::bitset<REGION_WIDTH*REGION_HEIGHT>* GetSolidBitset();
+private:
+	const int x;
+	const int y;
+
+	type_t tiles[REGION_WIDTH][REGION_HEIGHT][REGION_DEPTH];
+	std::bitset<REGION_WIDTH*REGION_HEIGHT> solid;
+};
+
+#endif

common/map/region_api.cpp

@@ -0,0 +1,99 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_api.hpp"
+
+#include "region.hpp"
+
+static int setTile(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	int ret = region->SetTile(lua_tointeger(L, 2)-1, lua_tointeger(L, 3)-1, lua_tointeger(L, 4)-1, lua_tointeger(L, 5));
+	lua_pushinteger(L, ret);
+	return 1;
+}
+
+static int getTile(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	int ret = region->GetTile(lua_tointeger(L, 2)-1, lua_tointeger(L, 3)-1, lua_tointeger(L, 4)-1);
+	lua_pushinteger(L, ret);
+	return 1;
+}
+
+static int setSolid(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	bool ret = region->SetSolid(lua_tointeger(L, 2)-1, lua_tointeger(L, 3)-1, lua_toboolean(L, 4));
+	lua_pushboolean(L, ret);
+	return 1;
+}
+
+static int getSolid(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	bool ret = region->GetSolid(lua_tointeger(L, 2)-1, lua_tointeger(L, 3)-1);
+	lua_pushboolean(L, ret);
+	return 1;
+}
+
+static int getX(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, region->GetX());
+	return 1;
+}
+
+static int getY(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, region->GetY());
+	return 1;
+}
+
+static int getWidth(lua_State* L) {
+	lua_pushinteger(L, REGION_WIDTH);
+	return 1;
+}
+
+static int getHeight(lua_State* L) {
+	lua_pushinteger(L, REGION_HEIGHT);
+	return 1;
+}
+
+static int getDepth(lua_State* L) {
+	lua_pushinteger(L, REGION_DEPTH);
+	return 1;
+}
+
+static const luaL_Reg regionLib[] = {
+	{"SetTile",setTile},
+	{"GetTile",getTile},
+	{"SetSolid",setSolid},
+	{"GetSolid",getSolid},
+	{"GetX",getX},
+	{"GetY",getY},
+
+	//the global macros
+	{"GetWidth",getWidth},
+	{"GetHeight",getHeight},
+	{"GetDepth",getDepth},
+	{nullptr, nullptr}
+};
+
+LUAMOD_API int openRegionAPI(lua_State* L) {
+	luaL_newlib(L, regionLib);
+	return 1;
+}

common/map/region_api.hpp

@@ -19,9 +19,16 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef REGIONAPI_HPP_
+#define REGIONAPI_HPP_
 
-#include "lua.hpp"
+#if defined(__MINGW32__)
+ #include "lua/lua.hpp"
+#else
+ #include "lua.hpp"
+#endif
 
-#define TORTUGA_NETWORK_API "network"
+#define TORTUGA_REGION_NAME "region"
-LUAMOD_API int openNetworkAPI(lua_State* L);
+LUAMOD_API int openRegionAPI(lua_State* L);
+
+#endif

common/map/region_pager_api.cpp

@@ -0,0 +1,171 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_pager_api.hpp"
+
+#include "region_pager_lua.hpp"
+#include "region.hpp"
+
+//DOCS: These glue functions simply wrap RegionPagerLua's methods
+
+static int setTile(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	int ret = pager->SetTile(lua_tointeger(L, 2), lua_tointeger(L, 3), lua_tointeger(L, 4), lua_tointeger(L, 5));
+	lua_pushinteger(L, ret);
+	return 1;
+}
+
+static int getTile(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	int ret = pager->GetTile(lua_tointeger(L, 2), lua_tointeger(L, 3), lua_tointeger(L, 4));
+	lua_pushinteger(L, ret);
+	return 1;
+}
+
+static int setSolid(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	bool ret = pager->SetSolid(lua_tointeger(L, 2), lua_tointeger(L, 3), lua_toboolean(L, 4));
+	lua_pushboolean(L, ret);
+	return 1;
+}
+
+static int getSolid(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	bool ret = pager->GetSolid(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushboolean(L, ret);
+	return 1;
+}
+
+static int getRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	Region* region = pager->GetRegion(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushlightuserdata(L, region);
+	return 1;
+}
+
+static int loadRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	Region* region = pager->LoadRegion(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushlightuserdata(L, region);
+	return 1;
+}
+
+static int saveRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	Region* region = pager->SaveRegion(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushlightuserdata(L, region);
+	return 1;
+}
+
+static int createRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	Region* region = pager->CreateRegion(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushlightuserdata(L, region);
+	return 1;
+}
+
+static int unloadRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+
+	//two argument types: coords & the region itself
+	switch(lua_type(L, 2)) {
+		case LUA_TNUMBER:
+			pager->UnloadIf([&](Region const& region) -> bool {
+				int x = lua_tointeger(L, 2);
+				int y = lua_tointeger(L, 3);
+				return region.GetX() == x && region.GetY() == y;
+			});
+		break;
+		case LUA_TLIGHTUSERDATA:
+			pager->UnloadIf([&](Region const& region) -> bool {
+				return (&region) == lua_touserdata(L, 2);
+			});
+		break;
+	}
+	return 0;
+}
+
+static int setOnLoad(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	luaL_unref(L, LUA_REGISTRYINDEX, pager->GetLoadReference());
+	pager->SetLoadReference(luaL_ref(L, LUA_REGISTRYINDEX));
+	return 0;
+}
+
+static int setOnSave(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	luaL_unref(L, LUA_REGISTRYINDEX, pager->GetSaveReference());
+	pager->SetSaveReference(luaL_ref(L, LUA_REGISTRYINDEX));
+	return 0;
+}
+
+static int setOnCreate(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	luaL_unref(L, LUA_REGISTRYINDEX, pager->GetCreateReference());
+	pager->SetCreateReference(luaL_ref(L, LUA_REGISTRYINDEX));
+	return 0;
+}
+
+static int setOnUnload(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	luaL_unref(L, LUA_REGISTRYINDEX, pager->GetUnloadReference());
+	pager->SetUnloadReference(luaL_ref(L, LUA_REGISTRYINDEX));
+	return 0;
+}
+
+//debugging
+static int containerSize(lua_State* L) {
+	RegionPagerLua* pager = static_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, pager->GetContainer()->size());
+	return 1;
+}
+
+static const luaL_Reg regionPagerLib[] = {
+	//curry
+	{"SetTile", setTile},
+	{"GetTile", getTile},
+	{"SetSolid", setSolid},
+	{"GetSolid", getSolid},
+
+	//access and control
+	{"GetRegion", getRegion},
+	{"LoadRegion", loadRegion},
+	{"SaveRegion", saveRegion},
+	{"CreateRegion", createRegion},
+	{"UnloadRegion", unloadRegion},
+
+	//triggers
+	{"SetOnLoad",setOnLoad},
+	{"SetOnSave",setOnSave},
+	{"SetOnCreate",setOnCreate},
+	{"SetOnUnload",setOnUnload},
+
+	//debugging
+	{"ContainerSize", containerSize},
+
+	//sentinel
+	{nullptr, nullptr}
+};
+
+LUAMOD_API int openRegionPagerAPI(lua_State* L) {
+	luaL_newlib(L, regionPagerLib);
+	return 1;
+}

common/map/region_pager_api.hpp

@@ -0,0 +1,34 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef REGIONPAGERAPI_HPP_
+#define REGIONPAGERAPI_HPP_
+
+#if defined(__MINGW32__)
+ #include "lua/lua.hpp"
+#else
+ #include "lua.hpp"
+#endif
+
+#define TORTUGA_REGION_PAGER_NAME "region_pager"
+LUAMOD_API int openRegionPagerAPI(lua_State* L);
+
+#endif

common/map/region_pager_base.cpp

@@ -0,0 +1,105 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_pager_base.hpp"
+
+#include <stdexcept>
+#include <algorithm>
+
+RegionPagerBase::~RegionPagerBase() {
+	UnloadAll();
+};
+
+Region::type_t RegionPagerBase::SetTile(int x, int y, int z, Region::type_t v) {
+	Region* ptr = GetRegion(x, y);
+	return ptr->SetTile(x - ptr->GetX(), y - ptr->GetY(), z, v);
+}
+
+Region::type_t RegionPagerBase::GetTile(int x, int y, int z) {
+	Region* ptr = GetRegion(x, y);
+	return ptr->GetTile(x - ptr->GetX(), y - ptr->GetY(), z);
+}
+
+bool RegionPagerBase::SetSolid(int x, int y, int b) {
+	Region* ptr = GetRegion(x, y);
+	return ptr->SetSolid(x - ptr->GetX(), y - ptr->GetY(), b);
+}
+
+bool RegionPagerBase::GetSolid(int x, int y) {
+	Region* ptr = GetRegion(x, y);
+	return ptr->GetSolid(x - ptr->GetX(), y - ptr->GetY());
+}
+
+Region* RegionPagerBase::GetRegion(int x, int y) {
+	x = snapToBase(REGION_WIDTH, x);
+	y = snapToBase(REGION_HEIGHT, y);
+
+	//get the region by various means
+	Region* ptr = nullptr;
+	ptr = FindRegion(x, y);
+	if (ptr) return ptr;
+	ptr = LoadRegion(x, y);
+	if (ptr) return ptr;
+	return CreateRegion(x, y);
+}
+
+Region* RegionPagerBase::FindRegion(int x, int y) {
+	//find the region
+	std::list<Region>::iterator it = find_if(regionList.begin(), regionList.end(), [x, y](Region& region) -> bool {
+		return region.GetX() == x && region.GetY() == y;
+	});
+	return it != regionList.end() ? &(*it) : nullptr;
+}
+
+Region* RegionPagerBase::PushRegion(Region* const ptr) {
+	regionList.push_front(*ptr);
+	return &regionList.front();
+}
+
+Region* RegionPagerBase::LoadRegion(int x, int y) {
+	//EMPTY, intended for override
+	return nullptr;
+}
+
+Region* RegionPagerBase::SaveRegion(int x, int y) {
+	//EMPTY, intended for override
+	return nullptr;
+}
+
+Region* RegionPagerBase::CreateRegion(int x, int y) {
+	if (FindRegion(x, y)) {
+		throw(std::logic_error("Cannot overwrite an existing region"));
+	}
+	regionList.emplace_front(x, y);
+	return &regionList.front();
+}
+
+void RegionPagerBase::UnloadIf(std::function<bool(Region const&)> fn) {
+	regionList.remove_if(fn);
+}
+
+void RegionPagerBase::UnloadAll() {
+	regionList.clear();
+}
+
+std::list<Region>* RegionPagerBase::GetContainer() {
+	return &regionList;
+}

common/map/region_pager_base.hpp

@@ -0,0 +1,61 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef REGIONPAGERBASE_HPP_
+#define REGIONPAGERBASE_HPP_
+
+#include "region.hpp"
+
+#include <functional>
+#include <list>
+
+class RegionPagerBase {
+public:
+	RegionPagerBase() = default;
+	virtual ~RegionPagerBase();
+
+	//tile manipulation
+	virtual Region::type_t SetTile(int x, int y, int z, Region::type_t v);
+	virtual Region::type_t GetTile(int x, int y, int z);
+
+	//solid manipulation
+	virtual bool SetSolid(int x, int y, int b);
+	virtual bool GetSolid(int x, int y);
+
+	//region manipulation
+	virtual Region* GetRegion(int x, int y);
+	virtual Region* FindRegion(int x, int y);
+	virtual Region* PushRegion(Region* const);
+
+	virtual Region* LoadRegion(int x, int y);
+	virtual Region* SaveRegion(int x, int y);
+	virtual Region* CreateRegion(int x, int y);
+
+	virtual void UnloadIf(std::function<bool(Region const&)> fn);
+	virtual void UnloadAll();
+
+	//accessors & mutators
+	std::list<Region>* GetContainer();
+protected:
+	std::list<Region> regionList;
+};
+
+#endif

common/map/region_pager_lua.cpp

@@ -0,0 +1,200 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_pager_lua.hpp"
+
+#include <stdexcept>
+
+//DOCS: Load, Save and Create fail unless the lua function has been set
+//DOCS: UnloadIf and UnloadAll will still continue without the function set
+
+RegionPagerLua::~RegionPagerLua() {
+	//unload all regions
+	UnloadAll();
+	//clear any stored functions
+	luaL_unref(lua, LUA_REGISTRYINDEX, loadRef);
+	luaL_unref(lua, LUA_REGISTRYINDEX, saveRef);
+	luaL_unref(lua, LUA_REGISTRYINDEX, createRef);
+	luaL_unref(lua, LUA_REGISTRYINDEX, unloadRef);
+}
+
+//return the loaded region, or nullptr on failure
+Region* RegionPagerLua::LoadRegion(int x, int y) {
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, loadRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		return nullptr;
+	}
+
+	//something to work on
+	Region tmpRegion(x, y);
+	lua_pushlightuserdata(lua, &tmpRegion);
+
+	//call the funtion, 1 arg, 1 return
+	if (lua_pcall(lua, 1, 1, 0) != LUA_OK) {
+		throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+	}
+
+	//check the return value, success or failure
+	if (lua_toboolean(lua, -1)) {
+		lua_pop(lua, 1);
+		regionList.push_front(tmpRegion);
+		return &regionList.front();
+	}
+	else {
+		lua_pop(lua, 1);
+		return nullptr;
+	}
+}
+
+//return the saved region, or nullptr on failure
+Region* RegionPagerLua::SaveRegion(int x, int y) {
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, saveRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		return nullptr;
+	}
+
+	//find the specified region
+	Region* ptr = FindRegion(x, y);
+	if (!ptr) {
+		lua_pop(lua, 1);
+		return nullptr;
+	}
+	lua_pushlightuserdata(lua, ptr);
+
+	//call the function, 1 arg, 1 return
+	if (lua_pcall(lua, 1, 1, 0) != LUA_OK) {
+		throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+	}
+
+	//check the return value, success or failure
+	if (lua_toboolean(lua, -1)) {
+		lua_pop(lua, 1);
+		return ptr;
+	}
+	else {
+		lua_pop(lua, 1);
+		return nullptr;
+	}
+}
+
+//return the created region, or nullptr on failure
+Region* RegionPagerLua::CreateRegion(int x, int y) {
+	if (FindRegion(x, y)) {
+		throw(std::logic_error("Cannot overwrite an existing region"));
+	}
+
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, createRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		return nullptr;
+	}
+
+	//something to work on
+	Region tmpRegion(x, y);
+	lua_pushlightuserdata(lua, &tmpRegion);
+
+	//call the function, 1 arg, 0 return
+	if (lua_pcall(lua, 1, 0, 0) != LUA_OK) {
+		throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+	}
+
+	//return the new region
+	regionList.push_front(tmpRegion);
+	return &regionList.front();
+}
+
+//no return
+void RegionPagerLua::UnloadIf(std::function<bool(Region const&)> fn) {
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, unloadRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		//remove the regions anyway
+		regionList.remove_if(fn);
+		return;
+	}
+
+	//run each region through this lambda
+	regionList.remove_if([&](Region& region) -> bool {
+		if (fn(region)) {
+
+			//push a copy of the function onto the stack with the region
+			lua_pushvalue(lua, -1);
+			lua_pushlightuserdata(lua, static_cast<void*>(&region));
+
+			//call the function, 1 arg, 0 return
+			if (lua_pcall(lua, 1, 0, 0) != LUA_OK) {
+				throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+			}
+
+			//signal to the container
+			return true;
+		}
+		//signal to the container
+		return false;
+	});
+
+	//pop the base copy of the function
+	lua_pop(lua, 1);
+}
+
+void RegionPagerLua::UnloadAll() {
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, unloadRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		//remove the regions anyway
+		regionList.clear();
+		return;
+	}
+
+	for (auto& it : regionList) {
+		//push a copy of the function onto the stack with the region
+		lua_pushvalue(lua, -1);
+		lua_pushlightuserdata(lua, &it);
+
+		//call the function, 1 arg, 0 return
+		if (lua_pcall(lua, 1, 0, 0) != LUA_OK) {
+			throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+		}
+	}
+
+	//pop the base copy of the function
+	lua_pop(lua, 1);
+
+	//remove from memory
+	regionList.clear();
+}

common/map/region_pager_lua.hpp

@@ -0,0 +1,73 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef REGIONPAGERLUA_HPP_
+#define REGIONPAGERLUA_HPP_
+
+#include "region_pager_base.hpp"
+
+#if defined(__MINGW32__)
+ #include "lua/lua.hpp"
+#else
+ #include "lua.hpp"
+#endif
+
+#include <functional>
+#include <string>
+
+class RegionPagerLua : public RegionPagerBase {
+public:
+	RegionPagerLua() = default;
+	~RegionPagerLua();
+
+	//region manipulation
+	Region* LoadRegion(int x, int y) override;
+	Region* SaveRegion(int x, int y) override;
+	Region* CreateRegion(int x, int y) override;
+
+	void UnloadIf(std::function<bool(Region const&)> fn) override;
+	void UnloadAll() override;
+
+	//accessors & mutators
+	lua_State* SetLuaState(lua_State* L) { return lua = L; }
+	lua_State* GetLuaState() { return lua; }
+
+	//utilities for the API
+	int SetLoadReference(int i) { return loadRef = i; }
+	int SetSaveReference(int i) { return saveRef = i; }
+	int SetCreateReference(int i) { return createRef = i; }
+	int SetUnloadReference(int i) { return unloadRef = i; }
+
+	int GetLoadReference() { return loadRef; }
+	int GetSaveReference() { return saveRef; }
+	int GetCreateReference() { return createRef; }
+	int GetUnloadReference() { return unloadRef; }
+
+protected:
+	lua_State* lua = nullptr;
+
+	int loadRef = LUA_NOREF;
+	int saveRef = LUA_NOREF;
+	int createRef = LUA_NOREF;
+	int unloadRef = LUA_NOREF;
+};
+
+#endif

common/map/tile_sheet.cpp

@@ -0,0 +1,61 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "tile_sheet.hpp"
+
+void TileSheet::Load(std::string fname, int tileWidth, int tileHeight) {
+	image.LoadSurface(fname);
+	image.SetClipW(tileWidth);
+	image.SetClipH(tileHeight);
+	xCount = image.GetSurface()->w / image.GetClipW();
+	yCount = image.GetSurface()->h / image.GetClipH();
+}
+
+void TileSheet::Unload() {
+	image.FreeSurface();
+	xCount = yCount = 0;
+}
+
+void TileSheet::DrawTileTo(SDL_Surface* const dest, int x, int y, Region::type_t tile) {
+	//0 is invisible
+	if (tile == 0) return;
+	image.SetClipX((tile-1) % xCount * image.GetClipW());
+	image.SetClipY((tile-1) / xCount * image.GetClipH());
+	image.DrawTo(dest, x, y);
+}
+
+void TileSheet::DrawRegionTo(SDL_Surface* const dest, Region* const region, int camX, int camY) {
+	Region::type_t tile = 0;
+	for (register int i = 0; i < REGION_WIDTH; ++i) {
+		for (register int j = 0; j < REGION_HEIGHT; ++j) {
+			for (register int k = 0; k < REGION_DEPTH; ++k) {
+				tile = region->GetTile(i, j, k);
+				//0 is invisible
+				if (tile == 0) continue;
+				image.SetClipX((tile-1) % xCount * image.GetClipW());
+				image.SetClipY((tile-1) / xCount * image.GetClipH());
+				image.DrawTo(dest,
+					(region->GetX() + i) * image.GetClipW() - camX,
+					(region->GetY() + j) * image.GetClipH() - camY);
+			}
+		}
+	}
+}

common/map/tile_sheet.hpp

@@ -0,0 +1,54 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef TILESHEET_HPP_
+#define TILESHEET_HPP_
+
+#include "region.hpp"
+
+#include "image.hpp"
+
+#include <string>
+
+class TileSheet {
+public:
+	TileSheet() = default;
+	TileSheet(std::string f, int w, int h) { Load(f, w, h); }
+	~TileSheet() = default;
+
+	void Load(std::string fname, int tileWidth, int tileHeight);
+	void Unload();
+
+	void DrawTileTo(SDL_Surface* const dest, int x, int y, Region::type_t tile);
+	void DrawRegionTo(SDL_Surface* const dest, Region* const region, int camX, int camY);
+
+	//accessors
+	Image* GetImage() { return &image; }
+	int GetXCount() { return xCount; }
+	int GetYCount() { return yCount; }
+	int GetTileW() { return image.GetClipW(); }
+	int GetTileH() { return image.GetClipH(); }
+private:
+	Image image;
+	int xCount = 0, yCount = 0;
+};
+
+#endif

common/map/tile_sheet_api.cpp

@@ -0,0 +1,75 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "tile_sheet_api.hpp"
+
+#include "tile_sheet.hpp"
+
+static int load(lua_State* L) {
+	TileSheet* sheet = reinterpret_cast<TileSheet*>(lua_touserdata(L, 1));
+	sheet->Load(lua_tostring(L, 2), lua_tointeger(L, 3), lua_tointeger(L, 4));
+	return 0;
+}
+
+static int unload(lua_State* L) {
+	TileSheet* sheet = reinterpret_cast<TileSheet*>(lua_touserdata(L, 1));
+	sheet->Unload();
+	return 0;
+}
+
+static int getXCount(lua_State* L) {
+	TileSheet* sheet = reinterpret_cast<TileSheet*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, sheet->GetXCount());
+	return 1;
+}
+
+static int getYCount(lua_State* L) {
+	TileSheet* sheet = reinterpret_cast<TileSheet*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, sheet->GetYCount());
+	return 1;
+}
+
+static int getTileW(lua_State* L) {
+	TileSheet* sheet = reinterpret_cast<TileSheet*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, sheet->GetTileW());
+	return 1;
+}
+
+static int getTileH(lua_State* L) {
+	TileSheet* sheet = reinterpret_cast<TileSheet*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, sheet->GetTileH());
+	return 1;
+}
+
+static const luaL_Reg tileSheetLib[] = {
+	{"Load",load},
+	{"Unload",unload},
+	{"GetXCount",getXCount},
+	{"GetYCount",getYCount},
+	{"GetTileW",getTileW},
+	{"GetTileH",getTileH},
+	{nullptr, nullptr}
+};
+
+LUAMOD_API int openTileSheetAPI(lua_State* L) {
+	luaL_newlib(L, tileSheetLib);
+	return 1;
+}

common/map/tile_sheet_api.hpp

@@ -0,0 +1,34 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef TILESHEETAPI_HPP_
+#define TILESHEETAPI_HPP_
+
+#if defined(__MINGW32__)
+ #include "lua/lua.hpp"
+#else
+ #include "lua.hpp"
+#endif
+
+#define TORTUGA_TILE_SHEET_NAME "tile_sheet"
+LUAMOD_API int openTileSheetAPI(lua_State* L);
+
+#endif

common/network/makefile

@@ -0,0 +1,38 @@
+#config
+INCLUDES+=. packet_types ../gameplay ../map ../utilities
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#output
+OUTDIR=../..
+OUT=$(addprefix $(OUTDIR)/,libcommon.a)
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+	$(MAKE) -C packet_types
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

common/network/packet_types/character_packet.cpp

@@ -0,0 +1,66 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "character_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeCharacter(void* buffer, CharacterPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the character
+	serialCopy(&buffer, &packet->characterIndex, sizeof(int));
+	serialCopy(&buffer, packet->handle, PACKET_STRING_SIZE);
+	serialCopy(&buffer, packet->avatar, PACKET_STRING_SIZE);
+
+	//the owner
+	serialCopy(&buffer, &packet->accountIndex, sizeof(int));
+
+	//location
+	serialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	serialCopy(&buffer, &packet->origin.x, sizeof(double));
+	serialCopy(&buffer, &packet->origin.y, sizeof(double));
+	serialCopy(&buffer, &packet->motion.x, sizeof(double));
+	serialCopy(&buffer, &packet->motion.y, sizeof(double));
+
+	//gameplay components: equipment, items, buffs, debuffs...
+}
+
+void deserializeCharacter(void* buffer, CharacterPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the character
+	deserialCopy(&buffer, &packet->characterIndex, sizeof(int));
+	deserialCopy(&buffer, packet->handle, PACKET_STRING_SIZE);
+	deserialCopy(&buffer, packet->avatar, PACKET_STRING_SIZE);
+
+	//the owner
+	deserialCopy(&buffer, &packet->accountIndex, sizeof(int));
+
+	//location
+	deserialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	deserialCopy(&buffer, &packet->origin.x, sizeof(double));
+	deserialCopy(&buffer, &packet->origin.y, sizeof(double));
+	deserialCopy(&buffer, &packet->motion.x, sizeof(double));
+	deserialCopy(&buffer, &packet->motion.y, sizeof(double));
+
+	//gameplay components: equipment, items, buffs, debuffs...
+}

common/network/packet_types/character_packet.hpp

@@ -19,40 +19,32 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#ifndef CHARACTERPACKET_HPP_
+#define CHARACTERPACKET_HPP_
+
+#include "serial_packet_base.hpp"
 
-#include "bounding_box.hpp"
-#include "entity.hpp"
 #include "vector2.hpp"
 
-#include "lua.hpp"
+struct CharacterPacket : SerialPacketBase {
+	//identify the character
+	int characterIndex;
+	char handle[PACKET_STRING_SIZE];
+	char avatar[PACKET_STRING_SIZE];
 
-#include <list>
+	//the owner
-#include <string>
+	int accountIndex;
+	//TODO: Authentication token?
 
-class TriggerData {
+	//location
-public:
+	int roomIndex;
-	TriggerData() = default;
-	~TriggerData() = default;
-
-	std::string SetHandle(std::string);
-	std::string GetHandle() const;
-
-	Vector2 SetOrigin(Vector2 v);
-	Vector2 GetOrigin();
-
-	BoundingBox SetBoundingBox(BoundingBox b);
-	BoundingBox GetBoundingBox();
-
-	int SetScriptReference(int i);
-	int GetScriptReference();
-
-	std::list<Entity*>* GetExclusionList();
-
-private:
-	std::string handle;
 	Vector2 origin;
-	BoundingBox bounds;
+	Vector2 motion;
-	int scriptRef = LUA_NOREF;
+
-	std::list<Entity*> exclusionList;
+	//gameplay components: equipment, items, buffs, debuffs...
 };
+
+void serializeCharacter(void* buffer, CharacterPacket* packet);
+void deserializeCharacter(void* buffer, CharacterPacket* packet);
+
+#endif

common/network/packet_types/client_packet.cpp

@@ -0,0 +1,40 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "client_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeClient(void* buffer, ClientPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	serialCopy(&buffer, &packet->clientIndex, sizeof(int));
+	serialCopy(&buffer, &packet->accountIndex, sizeof(int));
+	serialCopy(&buffer, packet->username, PACKET_STRING_SIZE);
+}
+
+void deserializeClient(void* buffer, ClientPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	deserialCopy(&buffer, &packet->clientIndex, sizeof(int));
+	deserialCopy(&buffer, &packet->accountIndex, sizeof(int));
+	deserialCopy(&buffer, packet->username, PACKET_STRING_SIZE);
+}

common/network/packet_types/client_packet.hpp

@@ -0,0 +1,36 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef CLIENTPACKET_HPP_
+#define CLIENTPACKET_HPP_
+
+#include "serial_packet_base.hpp"
+
+struct ClientPacket : SerialPacketBase {
+	int clientIndex;
+	int accountIndex;
+	char username[PACKET_STRING_SIZE];
+};
+
+void serializeClient(void* buffer, ClientPacket* packet);
+void deserializeClient(void* buffer, ClientPacket* packet);
+
+#endif

common/network/packet_types/makefile

@@ -0,0 +1,37 @@
+#config
+INCLUDES+=. .. ../../gameplay ../../map ../../utilities
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#output
+OUTDIR=../../..
+OUT=$(addprefix $(OUTDIR)/,libcommon.a)
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

common/network/packet_types/region_packet.cpp

@@ -0,0 +1,79 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeRegion(void* buffer, RegionPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//format
+	serialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	serialCopy(&buffer, &packet->x, sizeof(int));
+	serialCopy(&buffer, &packet->y, sizeof(int));
+
+	if (packet->type != SerialPacketType::REGION_CONTENT) {
+		return;
+	}
+
+	//tiles
+	for (int i = 0; i < REGION_WIDTH; i++) {
+		for (int j = 0; j < REGION_HEIGHT; j++) {
+			for (int k = 0; k < REGION_DEPTH; k++) {
+				*reinterpret_cast<Region::type_t*>(buffer) = packet->region->GetTile(i, j, k);
+				buffer = reinterpret_cast<char*>(buffer) + sizeof(Region::type_t);
+			}
+		}
+	}
+
+	//solids
+	serialCopy(&buffer, packet->region->GetSolidBitset(), REGION_SOLID_FOOTPRINT);
+}
+
+void deserializeRegion(void* buffer, RegionPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//format
+	deserialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	deserialCopy(&buffer, &packet->x, sizeof(int));
+	deserialCopy(&buffer, &packet->y, sizeof(int));
+
+	if (packet->type != SerialPacketType::REGION_CONTENT) {
+		return;
+	}
+
+	//an object to work on
+	packet->region = new Region(packet->x, packet->y);
+
+	//tiles
+	for (int i = 0; i < REGION_WIDTH; i++) {
+		for (int j = 0; j < REGION_HEIGHT; j++) {
+			for (int k = 0; k < REGION_DEPTH; k++) {
+				packet->region->SetTile(i, j, k, *reinterpret_cast<Region::type_t*>(buffer));
+				buffer = reinterpret_cast<char*>(buffer) + sizeof(Region::type_t);
+			}
+		}
+	}
+
+	//solids
+	deserialCopy(&buffer, packet->region->GetSolidBitset(), REGION_SOLID_FOOTPRINT);
+}

common/network/packet_types/region_packet.hpp

@@ -0,0 +1,48 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef REGIONPACKET_HPP_
+#define REGIONPACKET_HPP_
+
+#include "serial_packet_base.hpp"
+
+#include "region.hpp"
+
+#include <cmath>
+
+//define the memory footprint for the region's members
+constexpr int REGION_TILE_FOOTPRINT = sizeof(Region::type_t) * REGION_WIDTH * REGION_HEIGHT * REGION_DEPTH;
+constexpr int REGION_SOLID_FOOTPRINT = ceil(REGION_WIDTH * REGION_HEIGHT / 8.0);
+constexpr int REGION_METADATA_FOOTPRINT = sizeof(int) * 3;
+
+struct RegionPacket : SerialPacketBase {
+	//location/identify the region
+	int roomIndex;
+	int x, y;
+
+	//the data
+	Region* region;
+};
+
+void serializeRegion(void* buffer, RegionPacket* packet);
+void deserializeRegion(void* buffer, RegionPacket* packet);
+
+#endif

common/network/packet_types/serial_packet_base.cpp

@@ -19,9 +19,6 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#pragma once
+#include "serial_packet_base.hpp"
 
-#include "lua.hpp"
+//sanity check
-
-#define TORTUGA_TRIGGER_API "trigger"
-LUAMOD_API int openTriggerAPI(lua_State* L);

common/network/packet_types/serial_packet_base.hpp

@@ -0,0 +1,39 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef SERIALPACKETBASE_HPP_
+#define SERIALPACKETBASE_HPP_
+
+#include "serial_packet_type.hpp"
+
+#include "SDL/SDL_net.h"
+
+constexpr int PACKET_STRING_SIZE = 100;
+
+struct SerialPacketBase {
+	//members
+	SerialPacketType type;
+	IPaddress srcAddress;
+
+	virtual ~SerialPacketBase() {};
+};
+
+#endif

common/network/packet_types/server_packet.cpp

@@ -0,0 +1,42 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "server_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeServer(void* buffer, ServerPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the server
+	serialCopy(&buffer, packet->name, PACKET_STRING_SIZE);
+	serialCopy(&buffer, &packet->playerCount, sizeof(int));
+	serialCopy(&buffer, &packet->version, sizeof(int));
+}
+
+void deserializeServer(void* buffer, ServerPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the server
+	deserialCopy(&buffer, packet->name, PACKET_STRING_SIZE);
+	deserialCopy(&buffer, &packet->playerCount, sizeof(int));
+	deserialCopy(&buffer, &packet->version, sizeof(int));
+}

common/network/packet_types/server_packet.hpp

@@ -0,0 +1,37 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef SERVERPACKET_HPP_
+#define SERVERPACKET_HPP_
+
+#include "serial_packet_base.hpp"
+
+struct ServerPacket : SerialPacketBase {
+	//identify the server
+	char name[PACKET_STRING_SIZE];
+	int playerCount;
+	int version;
+};
+
+void serializeServer(void* buffer, ServerPacket* packet);
+void deserializeServer(void* buffer, ServerPacket* packet);
+
+#endif

common/network/packet_types/text_packet.cpp

@@ -0,0 +1,40 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "text_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeText(void* buffer, TextPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//content
+	serialCopy(&buffer, packet->name, PACKET_STRING_SIZE);
+	serialCopy(&buffer, packet->text, PACKET_STRING_SIZE);
+}
+
+void deserializeText(void* buffer, TextPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//content
+	deserialCopy(&buffer, packet->name, PACKET_STRING_SIZE);
+	deserialCopy(&buffer, packet->text, PACKET_STRING_SIZE);
+}

common/network/packet_types/text_packet.hpp

@@ -0,0 +1,35 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef TEXTPACKET_HPP_
+#define TEXTPACKET_HPP_
+
+#include "serial_packet_base.hpp"
+
+struct TextPacket : SerialPacketBase {
+	char name[PACKET_STRING_SIZE];
+	char text[PACKET_STRING_SIZE];
+};
+
+void serializeText(void* buffer, TextPacket* packet);
+void deserializeText(void* buffer, TextPacket* packet);
+
+#endif

common/network/serial_packet.hpp

@@ -0,0 +1,64 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef SERIALPACKET_HPP_
+#define SERIALPACKET_HPP_
+
+#include "serial_packet_base.hpp"
+#include "character_packet.hpp"
+#include "client_packet.hpp"
+#include "region_packet.hpp"
+#include "server_packet.hpp"
+#include "text_packet.hpp"
+
+//SerialPacketBase is defined in serial_packet_base.hpp
+typedef SerialPacketBase SerialPacket;
+
+//DOCS: NETWORK_VERSION is used to discern compatible servers and clients
+constexpr int NETWORK_VERSION = 20141227;
+
+union MaxPacket {
+	CharacterPacket a;
+	ClientPacket b;
+	RegionPacket c;
+	ServerPacket d;
+	TextPacket e;
+};
+
+constexpr int MAX_PACKET_SIZE = sizeof(MaxPacket);
+
+/* DOCS: PACKET_BUFFER_SIZE is the memory required to store serialized data
+ * DOCS: SerialPacketType::REGION_CONTENT is currently the largest packet type
+ * Serialized RegionPacket structure:
+ *     SerialPacketType
+ *     room index (int)
+ *     X & Y position (int)
+ *     tile data (3 layers)
+ *     solid data (bitset)
+*/
+
+constexpr int PACKET_BUFFER_SIZE =
+	sizeof(SerialPacketType) +
+	REGION_METADATA_FOOTPRINT +
+	REGION_TILE_FOOTPRINT +
+	REGION_SOLID_FOOTPRINT;
+
+#endif

common/network/serial_packet_type.hpp

@@ -0,0 +1,131 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef SERIALPACKETTYPE_HPP_
+#define SERIALPACKETTYPE_HPP_
+
+/* DOCS: The headers indicate what packet type is used for each message
+ * different messages under the same header will carry different amounts of
+ * valid data, but it will still be carried in that packet's format.
+*/
+
+//TODO: This needs to be smoothed out
+enum class SerialPacketType {
+	//default: there is something wrong
+	NONE = 0,
+
+	//-------------------------
+	//ServerPacket
+	//  name, player count, version
+	//-------------------------
+
+	//heartbeat
+	PING = 1,
+	PONG = 2,
+
+	//Used for finding available servers
+	BROADCAST_REQUEST = 3,
+	BROADCAST_RESPONSE = 4,
+
+	//-------------------------
+	//ClientPacket
+	//  client index, account index, username
+	//-------------------------
+
+	//Connecting to a server as a client
+	JOIN_REQUEST = 5,
+	JOIN_RESPONSE = 6,
+
+	//disconnect from the server
+	DISCONNECT_REQUEST = 7,
+	DISCONNECT_RESPONSE = 8,
+	DISCONNECT_FORCED = 9,
+
+	//load the account
+	LOGIN_REQUEST = 10,
+	LOGIN_RESPONSE = 11,
+
+	//unload the account
+	LOGOUT_REQUEST = 12,
+	LOGOUT_RESPONSE = 13,
+
+	//shut down the server
+	SHUTDOWN_REQUEST = 14,
+
+	//-------------------------
+	//RegionPacket
+	//  room index, x, y, raw data
+	//-------------------------
+
+	//map data
+	REGION_REQUEST = 15, //NOTE: technically a query
+	REGION_CONTENT = 16,
+
+	//-------------------------
+	//CharacterPacket
+	//  character index,
+	//  handle, avatar,
+	//  account index (owner),
+	//  room index, origin, motion,
+	//  statistics
+	//-------------------------
+
+	//character management
+	CHARACTER_CREATE = 17,
+	CHARACTER_DELETE = 18,
+	CHARACTER_LOAD = 19,
+	CHARACTER_UNLOAD = 20,
+
+	//find out info from the server
+	QUERY_CHARACTER_EXISTS = 21,
+	QUERY_CHARACTER_STATS = 22,
+	QUERY_CHARACTER_LOCATION = 23,
+
+	//set the info in the server
+	CHARACTER_SET_ROOM = 24,
+	CHARACTER_SET_ORIGIN = 25,
+	CHARACTER_SET_MOTION = 26,
+
+	//TODO: enemy management
+
+	//-------------------------
+	//TextPacket
+	//  name, text
+	//-------------------------
+
+	//general speech
+	TEXT_BROADCAST = 27,
+
+	//rejection/error messages
+	JOIN_REJECTION = 28,
+	LOGIN_REJECTION = 29,
+	REGION_REJECTION = 30,
+	CHARACTER_REJECTION = 31,
+	SHUTDOWN_REJECTION = 32,
+
+	//-------------------------
+	//not used
+	//-------------------------
+
+	LAST = 33
+};
+
+#endif

common/network/serial_utility.cpp

@@ -0,0 +1,143 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "serial_utility.hpp"
+
+//packet types
+#include "character_packet.hpp"
+#include "client_packet.hpp"
+#include "region_packet.hpp"
+#include "server_packet.hpp"
+#include "text_packet.hpp"
+
+#include <cstring>
+
+//raw memory copy
+void serialCopy(void** buffer, void* data, int size) {
+	memcpy(*buffer, data, size);
+	*buffer = reinterpret_cast<char*>(*buffer) + size;
+}
+
+void deserialCopy(void** buffer, void* data, int size) {
+	memcpy(data, *buffer, size);
+	*buffer = reinterpret_cast<char*>(*buffer) + size;
+}
+
+//DOCS: The server and client MUST use the correct packet types
+
+//main switch functions
+void serializePacket(void* buffer, SerialPacketBase* packet) {
+	switch(packet->type) {
+		case SerialPacketType::PING:
+		case SerialPacketType::PONG:
+		case SerialPacketType::BROADCAST_REQUEST:
+		case SerialPacketType::BROADCAST_RESPONSE:
+			serializeServer(buffer, static_cast<ServerPacket*>(packet));
+		break;
+		case SerialPacketType::JOIN_REQUEST:
+		case SerialPacketType::JOIN_RESPONSE:
+		case SerialPacketType::DISCONNECT_REQUEST:
+		case SerialPacketType::DISCONNECT_RESPONSE:
+		case SerialPacketType::DISCONNECT_FORCED:
+		case SerialPacketType::LOGIN_REQUEST:
+		case SerialPacketType::LOGIN_RESPONSE:
+		case SerialPacketType::LOGOUT_REQUEST:
+		case SerialPacketType::LOGOUT_RESPONSE:
+		case SerialPacketType::SHUTDOWN_REQUEST:
+			serializeClient(buffer, static_cast<ClientPacket*>(packet));
+		break;
+		case SerialPacketType::REGION_REQUEST:
+		case SerialPacketType::REGION_CONTENT:
+			serializeRegion(buffer, static_cast<RegionPacket*>(packet));
+		break;
+		case SerialPacketType::CHARACTER_CREATE:
+		case SerialPacketType::CHARACTER_DELETE:
+		case SerialPacketType::CHARACTER_LOAD:
+		case SerialPacketType::CHARACTER_UNLOAD:
+		case SerialPacketType::QUERY_CHARACTER_EXISTS:
+		case SerialPacketType::QUERY_CHARACTER_STATS:
+		case SerialPacketType::QUERY_CHARACTER_LOCATION:
+		case SerialPacketType::CHARACTER_SET_ROOM:
+		case SerialPacketType::CHARACTER_SET_ORIGIN:
+		case SerialPacketType::CHARACTER_SET_MOTION:
+			serializeCharacter(buffer, static_cast<CharacterPacket*>(packet));
+		break;
+		case SerialPacketType::TEXT_BROADCAST:
+		case SerialPacketType::JOIN_REJECTION:
+		case SerialPacketType::LOGIN_REJECTION:
+		case SerialPacketType::REGION_REJECTION:
+		case SerialPacketType::CHARACTER_REJECTION:
+		case SerialPacketType::SHUTDOWN_REJECTION:
+			serializeText(buffer, static_cast<TextPacket*>(packet));
+		break;
+	}
+}
+
+void deserializePacket(void* buffer, SerialPacketBase* packet) {
+	//find the type, so that you can actually deserialize the packet!
+	SerialPacketType type;
+	memcpy(&type, buffer, sizeof(SerialPacketType));
+
+	switch(type) {
+		case SerialPacketType::PING:
+		case SerialPacketType::PONG:
+		case SerialPacketType::BROADCAST_REQUEST:
+		case SerialPacketType::BROADCAST_RESPONSE:
+			deserializeServer(buffer, static_cast<ServerPacket*>(packet));
+		break;
+		case SerialPacketType::JOIN_REQUEST:
+		case SerialPacketType::JOIN_RESPONSE:
+		case SerialPacketType::DISCONNECT_REQUEST:
+		case SerialPacketType::DISCONNECT_RESPONSE:
+		case SerialPacketType::DISCONNECT_FORCED:
+		case SerialPacketType::LOGIN_REQUEST:
+		case SerialPacketType::LOGIN_RESPONSE:
+		case SerialPacketType::LOGOUT_REQUEST:
+		case SerialPacketType::LOGOUT_RESPONSE:
+		case SerialPacketType::SHUTDOWN_REQUEST:
+			deserializeClient(buffer, static_cast<ClientPacket*>(packet));
+		break;
+		case SerialPacketType::REGION_REQUEST:
+		case SerialPacketType::REGION_CONTENT:
+			deserializeRegion(buffer, static_cast<RegionPacket*>(packet));
+		break;
+		case SerialPacketType::CHARACTER_CREATE:
+		case SerialPacketType::CHARACTER_DELETE:
+		case SerialPacketType::CHARACTER_LOAD:
+		case SerialPacketType::CHARACTER_UNLOAD:
+		case SerialPacketType::QUERY_CHARACTER_EXISTS:
+		case SerialPacketType::QUERY_CHARACTER_STATS:
+		case SerialPacketType::QUERY_CHARACTER_LOCATION:
+		case SerialPacketType::CHARACTER_SET_ROOM:
+		case SerialPacketType::CHARACTER_SET_ORIGIN:
+		case SerialPacketType::CHARACTER_SET_MOTION:
+			deserializeCharacter(buffer, static_cast<CharacterPacket*>(packet));
+		break;
+		case SerialPacketType::TEXT_BROADCAST:
+		case SerialPacketType::JOIN_REJECTION:
+		case SerialPacketType::LOGIN_REJECTION:
+		case SerialPacketType::REGION_REJECTION:
+		case SerialPacketType::CHARACTER_REJECTION:
+		case SerialPacketType::SHUTDOWN_REJECTION:
+			deserializeText(buffer, static_cast<TextPacket*>(packet));
+		break;
+	}
+}

common/network/serial_utility.hpp

@@ -19,21 +19,19 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#include "world.hpp"
+#ifndef SERIALIZEUTILITY_HPP_
+#define SERIALIZEUTILITY_HPP_
 
-//-------------------------
+#include "serial_packet_base.hpp"
-//chat
-//-------------------------
 
-void World::hTextBroadcast(TextPacket* const argPacket) {
+#include <cstring>
-	//TODO: (9) World::hTextBroadcast()
-}
 
-void World::hTextSpeech(TextPacket* const argPacket) {
+//raw memory copy
-	//TODO: (9) World::hTextSpeech()
+void serialCopy(void** buffer, void* data, int size);
-}
+void deserialCopy(void** buffer, void* data, int size);
 
-void World::hTextWhisper(TextPacket* const argPacket) {
+//primary functions
-	//TODO: (9) World::hTextWhisper()
+void serializePacket(void* buffer, SerialPacketBase* packet);
-}
+void deserializePacket(void* buffer, SerialPacketBase* packet);
 
+#endif

common/network/udp_network_utility.cpp

@@ -0,0 +1,225 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "udp_network_utility.hpp"
+
+#include "serial_packet.hpp"
+#include "serial_utility.hpp"
+
+#include <stdexcept>
+
+//DOCS: memset() is used before sending a packet to remove old data; you don't want to send sensitive data over the network
+//NOTE: don't confuse SerialPacketBase with UDPpacket
+
+void UDPNetworkUtility::Open(int port) {
+	socket = SDLNet_UDP_Open(port);
+	packet = SDLNet_AllocPacket(PACKET_BUFFER_SIZE);
+	if (!socket || !packet) {
+		Close();
+		throw(std::runtime_error("Failed to open UDPNetworkUtility"));
+	}
+}
+
+void UDPNetworkUtility::Close() {
+	SDLNet_UDP_Close(socket);
+	SDLNet_FreePacket(packet);
+	socket = nullptr;
+	packet = nullptr;
+}
+
+//-------------------------
+//bind to a channel
+//-------------------------
+
+int UDPNetworkUtility::Bind(const char* ip, int port, int channel) {
+	IPaddress add;
+	if (SDLNet_ResolveHost(&add, ip, port) == -1) {
+		throw(std::runtime_error("Failed to resolve a host"));
+	}
+
+	return Bind(add, channel);
+}
+
+int UDPNetworkUtility::Bind(IPaddress add, int channel) {
+	int ret = SDLNet_UDP_Bind(socket, channel, &add);
+
+	if (ret < 0) {
+		throw(std::runtime_error("Failed to bind to a channel"));
+	}
+
+	return ret;
+}
+
+void UDPNetworkUtility::Unbind(int channel) {
+	SDLNet_UDP_Unbind(socket, channel);
+}
+
+//-------------------------
+//send a buffer
+//-------------------------
+
+int UDPNetworkUtility::SendTo(const char* ip, int port, void* data, int len) {
+	IPaddress add;
+	if (SDLNet_ResolveHost(&add, ip, port) == -1) {
+		throw(std::runtime_error("Failed to resolve a host"));
+	}
+
+	SendTo(add, data, len);
+}
+
+int UDPNetworkUtility::SendTo(IPaddress add, void* data, int len) {
+	if (len > packet->maxlen) {
+		throw(std::runtime_error("The buffer is to large for the UDPpacket"));
+	}
+	memset(packet->data, 0, packet->maxlen);
+	memcpy(packet->data, data, len);
+	packet->len = len;
+	packet->address = add;
+
+	int ret = SDLNet_UDP_Send(socket, -1, packet);
+
+	if (ret <= 0) {
+		throw(std::runtime_error("Failed to send a packet"));
+	}
+
+	return ret;
+}
+
+int UDPNetworkUtility::SendTo(int channel, void* data, int len) {
+	if (len > packet->maxlen) {
+		throw(std::runtime_error("The buffer is to large for the UDPpacket"));
+	}
+	memset(packet->data, 0, packet->maxlen);
+	memcpy(packet->data, data, len);
+	packet->len = len;
+
+	int ret = SDLNet_UDP_Send(socket, channel, packet);
+
+	if (ret <= 0) {
+		throw(std::runtime_error("Failed to send a packet"));
+	}
+
+	return ret;
+}
+
+int UDPNetworkUtility::SendToAllChannels(void* data, int len) {
+	if (len > packet->maxlen) {
+		throw(std::runtime_error("The buffer is to large for the UDPpacket"));
+	}
+	memset(packet->data, 0, packet->maxlen);
+	memcpy(packet->data, data, len);
+	packet->len = len;
+
+	int sent = 0;
+
+	//send to all bound channels
+	for (int i = 0; i < SDLNET_MAX_UDPCHANNELS; i++) {
+		if (SDLNet_UDP_GetPeerAddress(socket, i)) {
+			sent += SDLNet_UDP_Send(socket, i, packet);
+		}
+	}
+
+	return sent;
+}
+
+//TODO: put a void* and int* parameter list here
+int UDPNetworkUtility::Receive() {
+	memset(packet->data, 0, packet->maxlen);
+	int ret = SDLNet_UDP_Recv(socket, packet);
+
+	if (ret < 0) {
+		throw(std::runtime_error("Unknown network error occured"));
+	}
+
+	return ret;
+}
+
+//-------------------------
+//send a SerialPacketBase
+//-------------------------
+
+int UDPNetworkUtility::SendTo(const char* ip, int port, SerialPacketBase* serialPacket) {
+	IPaddress add;
+	if (SDLNet_ResolveHost(&add, ip, port) == -1) {
+		throw(std::runtime_error("Failed to resolve a host"));
+	}
+
+	SendTo(add, serialPacket);
+}
+
+int UDPNetworkUtility::SendTo(IPaddress add, SerialPacketBase* serialPacket) {
+	memset(packet->data, 0, packet->maxlen);
+	serializePacket(packet->data, serialPacket);
+	packet->len = PACKET_BUFFER_SIZE;
+	packet->address = add;
+
+	int ret = SDLNet_UDP_Send(socket, -1, packet);
+
+	if (ret <= 0) {
+		throw(std::runtime_error("Failed to send a packet"));
+	}
+
+	return ret;
+}
+
+int UDPNetworkUtility::SendTo(int channel, SerialPacketBase* serialPacket) {
+	memset(packet->data, 0, packet->maxlen);
+	serializePacket(packet->data, serialPacket);
+	packet->len = PACKET_BUFFER_SIZE;
+
+	int ret = SDLNet_UDP_Send(socket, channel, packet);
+
+	if (ret <= 0) {
+		throw(std::runtime_error("Failed to send a packet"));
+	}
+
+	return ret;
+}
+
+int UDPNetworkUtility::SendToAllChannels(SerialPacketBase* serialPacket) {
+	memset(packet->data, 0, packet->maxlen);
+	serializePacket(packet->data, serialPacket);
+	packet->len = PACKET_BUFFER_SIZE;
+
+	int sent = 0;
+
+	//send to all bound channels
+	for (int i = 0; i < SDLNET_MAX_UDPCHANNELS; i++) {
+		if (SDLNet_UDP_GetPeerAddress(socket, i)) {
+			sent += SDLNet_UDP_Send(socket, i, packet);
+		}
+	}
+
+	return sent;
+}
+
+int UDPNetworkUtility::Receive(SerialPacketBase* serialPacket) {
+	memset(packet->data, 0, packet->maxlen);
+	int ret = SDLNet_UDP_Recv(socket, packet);
+	deserializePacket(packet->data, serialPacket);
+	serialPacket->srcAddress = packet->address;
+
+	if (ret < 0) {
+		throw(std::runtime_error("Unknown network error occured"));
+	}
+
+	return ret;
+}

common/network/udp_network_utility.hpp

@@ -0,0 +1,77 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef UDPNETWORKUTILITY_HPP_
+#define UDPNETWORKUTILITY_HPP_
+
+//common
+#include "serial_packet_base.hpp"
+#include "singleton.hpp"
+
+//APIs
+#include "SDL/SDL_net.h"
+
+class UDPNetworkUtility : public Singleton<UDPNetworkUtility> {
+public:
+	void Open(int port);
+	void Close();
+
+	//bind to a channel
+	int Bind(const char* ip, int port, int channel = -1);
+	int Bind(IPaddress add, int channel = -1);
+	void Unbind(int channel);
+
+	IPaddress* GetIPAddress(int channel) {
+		return SDLNet_UDP_GetPeerAddress(socket, channel);
+	}
+
+	//send a buffer
+	int SendTo(const char* ip, int port, void* data, int len);
+	int SendTo(IPaddress add, void* data, int len);
+	int SendTo(int channel, void* data, int len);
+	int SendToAllChannels(void* data, int len);
+	int Receive();
+
+	//send a SerialPacketBase
+	int SendTo(const char* ip, int port, SerialPacketBase* serialPacket);
+	int SendTo(IPaddress add, SerialPacketBase* serialPacket);
+	int SendTo(int channel, SerialPacketBase* serialPacket);
+	int SendToAllChannels(SerialPacketBase* serialPacket);
+	int Receive(SerialPacketBase* serialPacket);
+
+	//accessors
+	UDPpacket* GetPacket() const {
+		return packet;
+	}
+	UDPsocket GetSocket() const {
+		return socket;
+	}
+private:
+	friend Singleton<UDPNetworkUtility>;
+
+	UDPNetworkUtility() = default;
+	~UDPNetworkUtility() = default;
+
+	UDPsocket socket = nullptr;
+	UDPpacket* packet = nullptr;
+};
+
+#endif

common/ui/button.cpp

@@ -0,0 +1,81 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "button.hpp"
+
+#include <stdexcept>
+
+Button::State Button::MouseMotion(SDL_MouseMotionEvent const& motion) {
+	return CalcState(motion.x, motion.y, motion.state & SDL_BUTTON_LMASK);
+}
+
+Button::State Button::MouseButtonDown(SDL_MouseButtonEvent const& button) {
+	if (button.button == SDL_BUTTON_LEFT) {
+		return CalcState(button.x, button.y, true);
+	}
+	return state;
+}
+
+Button::State Button::MouseButtonUp(SDL_MouseButtonEvent const& button) {
+	if (button.button == SDL_BUTTON_LEFT) {
+		return CalcState(button.x, button.y, false);
+	}
+	return state;
+}
+
+void Button::DrawTo(SDL_Surface* const dest) {
+	if (!image || !font) {
+		throw(std::runtime_error("Surface not set for Button"));
+	}
+	image->SetClipY(state * image->GetClipH());
+	image->DrawTo(dest, x, y);
+	font->DrawStringTo(text, dest, textX + x, textY + y);
+}
+
+std::string Button::SetText(std::string t) {
+	if (!image || !font) {
+		throw(std::runtime_error("Surface not set for Button"));
+	}
+	//one line, cache the position
+	text = t;
+	textX = (image->GetClipW() / 2) - (font->GetCharW() * text.size() / 2);
+	textY = (image->GetClipH() / 2) - (font->GetCharH() / 2);
+	return text;
+}
+
+Button::State Button::CalcState(Sint16 i, Sint16 j, bool leftPressed) {
+	if (!image || !font) {
+		throw(std::runtime_error("Surface not set for Button"));
+	}
+	//if out of bounds
+	if (i < x || i >= (x + image->GetClipW()) ||
+		j < y || j >= (y + image->GetClipH())
+		) {
+		return state = State::NORMAL;
+	}
+
+	if (leftPressed) {
+		return state = State::PRESSED;
+	}
+	else {
+		return state = State::HOVER;
+	}
+}

common/ui/button.hpp

@@ -0,0 +1,94 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef BUTTON_HPP_
+#define BUTTON_HPP_
+
+#include "image.hpp"
+#include "raster_font.hpp"
+
+#include <string>
+
+/* 3-phases, no toggle, centred text
+ * This class uses the size of the provided image as its bounds. Also,
+ * The provided image should be formatted correctly.
+ *
+ * The button's image should be divided into 3 sections virtucally,
+ * which act as the different button images. The clip width & height of the
+ * Image should be set manually, and the height should be 1/3 of the total
+ * graphical data.
+*/
+class Button {
+public:
+	enum State {
+		NORMAL = 0, HOVER = 1, PRESSED = 2
+	};
+
+	Button() = default;
+	~Button() = default;
+
+	//handle input
+	State MouseMotion(SDL_MouseMotionEvent const&);
+	State MouseButtonDown(SDL_MouseButtonEvent const&);
+	State MouseButtonUp(SDL_MouseButtonEvent const&);
+
+	//yet another draw function
+	void DrawTo(SDL_Surface* const);
+
+	//accessors and mutators
+	Image* SetImage(Image* const ptr) { return image = ptr; }
+	Image* GetImage() { return image; }
+	RasterFont* SetFont(RasterFont* const ptr) { return font = ptr; }
+	RasterFont* GetFont() { return font; }
+
+	Sint16 SetX(Sint16 i) { return x = i; }
+	Sint16 SetY(Sint16 i) { return y = i; }
+	Sint16 GetX() const { return x; }
+	Sint16 GetY() const { return y; }
+
+	Sint16 SetTextX(Sint16 i) { return textX = i; }
+	Sint16 SetTextY(Sint16 i) { return textY = i; }
+	Sint16 GetTextX() const { return textX; }
+	Sint16 GetTextY() const { return textY; }
+
+	State SetState(State s) { return state = s; }
+	State GetState() const { return state; }
+
+	std::string SetText(std::string);
+	std::string GetText() const { return text; }
+
+private:
+	State CalcState(Sint16 x, Sint16 y, bool leftPressed);
+
+	//point to the provided external objects
+	Image* image = nullptr;
+	RasterFont* font = nullptr;
+
+	//positions
+	Sint16 x = 0, y = 0;
+	Sint16 textX = 0, textY = 0;
+
+	//
+	State state = State::NORMAL;
+	std::string text;
+};
+
+#endif

common/ui/makefile

@@ -0,0 +1,37 @@
+#config
+INCLUDES+=. ../graphics
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#output
+OUTDIR=../..
+OUT=$(addprefix $(OUTDIR)/,libcommon.a)
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) *.o *.a *.exe
+
+rebuild: clean all

common/ui/menu_bar.cpp

@@ -0,0 +1,139 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "menu_bar.hpp"
+
+#include <stdexcept>
+#include <sstream>
+
+void MenuBar::DrawTo(SDL_Surface* const dest) {
+	for (auto& i : entries) {
+		i.DrawTo(dest);
+	}
+}
+
+void MenuBar::MouseMotion(SDL_MouseMotionEvent const& motion) {
+	for (auto& i : entries) {
+		i.MouseMotion(motion);
+	}
+}
+
+void MenuBar::MouseButtonDown(SDL_MouseButtonEvent const& button) {
+	for (auto& i : entries) {
+		i.MouseButtonDown(button);
+	}
+}
+
+void MenuBar::MouseButtonUp(SDL_MouseButtonEvent const& button, int* entry, int* butt) {
+	*entry = *butt = -1;
+	int ret = -1;
+	for (auto& i : entries) {
+		ret = i.MouseButtonUp(button);
+
+		if (ret != -1) {
+			*entry = (&i - entries.data());
+			*butt = ret;
+		}
+	}
+}
+
+void MenuBar::SetEntries(std::vector<std::vector<std::string>> info) {
+	if (!image || !font) {
+		throw(std::runtime_error("Surfaces not loaded into the menu bar"));
+	}
+
+	entries.clear();
+	for (int i = 0; i < info.size(); i++) {
+		//create the entry & the main button
+		entries.push_back(MenuBarEntry());
+		entries[i].mainButton.SetImage(image);
+		entries[i].mainButton.SetFont(font);
+		entries[i].mainButton.SetText(info[i][0]);
+		entries[i].mainButton.SetX(i * image->GetClipW());
+		entries[i].mainButton.SetY(0);
+		for (int j = 0; j < info[i].size()-1; j++) {
+			//create each drop button in this entry
+			entries[i].dropButtons.push_back(Button());
+			entries[i].dropButtons[j].SetImage(image);
+			entries[i].dropButtons[j].SetFont(font);
+			entries[i].dropButtons[j].SetText(info[i][j+1]);
+			entries[i].dropButtons[j].SetX(i * image->GetClipW());
+			entries[i].dropButtons[j].SetY((j+1) * image->GetClipH());
+		}
+	}
+}
+
+void MenuBar::MenuBarEntry::DrawTo(SDL_Surface* const dest) {
+	//only draw the dropButtons in the user has this menu open
+	mainButton.DrawTo(dest);
+
+	if (!open) {
+		return;
+	}
+
+	for (auto& i : dropButtons) {
+		i.DrawTo(dest);
+	}
+}
+
+void MenuBar::MenuBarEntry::MouseMotion(SDL_MouseMotionEvent const& motion) {
+	//open the menu
+	bool o = mainButton.MouseMotion(motion) == Button::State::PRESSED;
+
+	if (!(open |= o)) {
+		return;
+	}
+
+	for (auto& i : dropButtons) {
+		//dragging down the menu
+		o |= i.MouseMotion(motion) == Button::State::PRESSED;
+	}
+
+	open = o;
+}
+
+void MenuBar::MenuBarEntry::MouseButtonDown(SDL_MouseButtonEvent const& button) {
+	//open the menu
+	if (!(open = mainButton.MouseButtonDown(button) == Button::State::PRESSED)) {
+		return;
+	}
+
+	//update the others anyway
+	for (auto& i : dropButtons) {
+		i.MouseButtonDown(button);
+	}
+}
+
+int MenuBar::MenuBarEntry::MouseButtonUp(SDL_MouseButtonEvent const& button) {
+	int ret = -1;
+	mainButton.MouseButtonUp(button);
+
+	for (auto& i : dropButtons) {
+		//the user just released this button
+		if (i.GetState() != i.MouseButtonUp(button) && i.GetState() == Button::State::HOVER && open) {
+			//get this button's index
+			ret = (&i - dropButtons.data());
+		}
+	}
+
+	open = false;
+	return ret;
+}

common/ui/menu_bar.hpp

@@ -0,0 +1,92 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef MENUBAR_HPP_
+#define MENUBAR_HPP_
+
+#include "image.hpp"
+#include "raster_font.hpp"
+#include "button.hpp"
+
+#include <string>
+#include <vector>
+
+/* I've redesigned this so that the contents of the menu bar can't change during run time.
+ * This is more restrictive but I'm focusing on getting this working first.
+ * The Image and Font pointers must be set before the text data is entered.
+ * 
+ * This class needs a rewrite.
+*/
+
+//TODO: This thing is fucking terrible, fix it and the button class
+class MenuBar {
+public:
+	MenuBar() = default;
+	~MenuBar() = default;
+
+	//yet another draw function
+	void DrawTo(SDL_Surface* const dest);
+
+	//user inputs
+	void MouseMotion(SDL_MouseMotionEvent const&);
+	void MouseButtonDown(SDL_MouseButtonEvent const&);
+	void MouseButtonUp(SDL_MouseButtonEvent const&, int* entry, int* button);
+
+	//manage the entries & buttons
+	void SetEntries(std::vector<std::vector<std::string>> info);
+	void ClearEntries() { entries.clear(); }
+
+	//Accessors and mutators
+	Image* SetImage(Image* const ptr) { return image = ptr; }
+	Image* GetImage() { return image; }
+	RasterFont* SetFont(RasterFont* const ptr) { return font = ptr; }
+	RasterFont* GetFont() { return font; }
+
+private:
+	class MenuBarEntry;
+
+	std::vector<MenuBarEntry> entries;
+
+	Image* image = nullptr;
+	RasterFont* font = nullptr;
+};
+
+class MenuBar::MenuBarEntry {
+public:
+	MenuBarEntry() = default;
+	~MenuBarEntry() = default;
+
+	void DrawTo(SDL_Surface* const dest);
+
+	void MouseMotion(SDL_MouseMotionEvent const&);
+	void MouseButtonDown(SDL_MouseButtonEvent const&);
+	int MouseButtonUp(SDL_MouseButtonEvent const&);
+
+private:
+	Button mainButton;
+
+	std::vector<Button> dropButtons;
+	bool open = false;
+
+	friend class MenuBar;
+};
+
+#endif

common/ui/raster_font.cpp

@@ -0,0 +1,60 @@
+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "raster_font.hpp"
+
+#include <stdexcept>
+
+/* It might be more efficient to render to a different surface (like an Image)
+ * rather than calling this function with all of it's '%' and '/'.
+*/
+
+void RasterFont::DrawStringTo(std::string s, SDL_Surface* const dest, Sint16 x, Sint16 y) {
+	if (!image.GetSurface()) {
+		throw(std::runtime_error("RasterFont not loaded"));
+	}
+	const Uint16 w = image.GetClipW();
+	const Uint16 h = image.GetClipH();
+	for (int i = 0; i < s.size(); i++) {
+		image.SetClipX(s[i] % 16 * w);
+		image.SetClipY(s[i] / 16 * h);
+		image.DrawTo(dest, x + i * w, y);
+	}
+}
+
+/* Note: This class can only take a raster font with 16*16 characters, and the
+ * indevidual characters must have the same dimensions. Overall this class is too
+ * restrictive; I suggest using a 3rd party library.
+*/
+
+SDL_Surface* RasterFont::LoadSurface(std::string fname) {
+	image.LoadSurface(fname);
+	image.SetClipW(image.GetSurface()->w/16);
+	image.SetClipH(image.GetSurface()->h/16);
+	return image.GetSurface();
+}
+
+SDL_Surface* RasterFont::SetSurface(SDL_Surface* p) {
+	image.SetSurface(p);
+	image.SetClipW(image.GetSurface()->w/16);
+	image.SetClipH(image.GetSurface()->h/16);
+	return image.GetSurface();
+}