Created the TileSheetManager class

This class will manage the large(ish) number of tile sheets for a specific map.
2013-10-21 23:53:36 +11:00
parent 7e603ffa89
commit 0b4e6003d6
4 changed files with 101 additions and 23 deletions
@@ -0,0 +1,48 @@
+/* Copyright: (c) Kayne Ruse 2013
+ * 
+ * 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_manager.hpp"
+
+#include "utility.hpp"
+
+#include <stdexcept>
+
+TileSheet* TileSheetManager::LoadSheet(std::string fname, Uint16 w, Uint16 h) {
+	//get the key
+	std::string key = truncatePath(fname);
+
+	//override what's already here
+	sheetMap.erase(key);
+
+	sheetMap[key].LoadSurface(fname, w, h);
+	rangeEnd += sheetMap[key].GetTotalCount();
+}
+
+void TileSheetManager::DrawTo(SDL_Surface* const dest, int x, int y, int tileIndex) {
+	for (auto& it : sheetMap) {
+		if (it.second.InRange(tileIndex)) {
+			it.second.DrawTo(dest, x, y, tileIndex);
+			return;
+		}
+	}
+	//No matching tile index
+	throw(std::invalid_argument("Tile index is out of range of all tile sheets"));
+}