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Refactored Image

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This commit is contained in:
Kayne Ruse
2013-07-15 15:41:41 +10:00
parent 43dadcdbb8
commit 40a40b4e11
3 changed files with 35 additions and 21 deletions
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client/image.cpp
+24 -16
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@@ -21,33 +21,41 @@
*/
#include "image.hpp"
Image::Image(SDL_Surface* p) {
SetSurface(p);
}
#include <stdexcept>
Image::Image(SDL_Surface* p, SDL_Rect r) {
SetSurface(p, r);
}
SDL_Surface* Image::SetSurface(SDL_Surface* p) {
if (!(surface = p)) {
clip = {0, 0, 0, 0};
}
else {
clip = {0, 0, (Uint16)surface->w, (Uint16)surface->h};
SDL_Surface* Image::LoadSurface(std::string fname) {
SDL_Surface* p = SDL_LoadBMP(fname.c_str());
if (!p) {
throw(std::runtime_error(std::string() + "Failed to load file: " + fname));
}
surface = p;
clip = {0, 0, (Uint16)surface->w, (Uint16)surface->h};
local = true;
return surface;
}
SDL_Surface* Image::SetSurface(SDL_Surface* const p, SDL_Rect r) {
void Image::FreeSurface() {
if (local) {
SDL_FreeSurface(surface);
local = false;
}
surface = nullptr;
clip = {0, 0, 0, 0};
}
SDL_Surface* Image::SetSurface(SDL_Surface* p) {
if (!p) {
throw(std::invalid_argument("No surface pointer provided"));
}
surface = p;
clip = r;
clip = {0, 0, (Uint16)surface->w, (Uint16)surface->h};
local = false;
return surface;
}
void Image::DrawTo(SDL_Surface* dest, Sint16 x, Sint16 y) {
if (!surface) {
return;
throw(std::logic_error("No image surface to draw"));
}
SDL_Rect sclip = clip, dclip = {x,y};
SDL_BlitSurface(surface, &sclip, dest, &dclip);