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comparison src/video/SDL_video.c @ 5151:5429daf5e3f9

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The DrawRect API is implemented using lines
author Sam Lantinga <slouken@libsdl.org>
date Tue, 01 Feb 2011 20:50:04 -0800
parents ad50b3db78bd
children be02be2ea897
comparison
equal deleted inserted replaced
5150:ad50b3db78bd 5151:5429daf5e3f9
2317 } 2317 }
2318 2318
2319 int 2319 int
2320 SDL_RenderDrawRect(SDL_Renderer * renderer, const SDL_Rect * rect) 2320 SDL_RenderDrawRect(SDL_Renderer * renderer, const SDL_Rect * rect)
2321 { 2321 {
2322 return SDL_RenderDrawRects(renderer, &rect, 1); 2322 SDL_Rect full_rect;
2323 SDL_Point points[5];
2324
2325 CHECK_RENDERER_MAGIC(renderer, -1);
2326
2327 /* If 'rect' == NULL, then outline the whole surface */
2328 if (!rect) {
2329 SDL_Window *window = renderer->window;
2330
2331 full_rect.x = 0;
2332 full_rect.y = 0;
2333 full_rect.w = window->w;
2334 full_rect.h = window->h;
2335 rect = &full_rect;
2336 }
2337
2338 points[0].x = rect->x;
2339 points[0].y = rect->y;
2340 points[1].x = rect->x+rect->w-1;
2341 points[1].y = rect->y;
2342 points[2].x = rect->x+rect->w-1;
2343 points[2].y = rect->y+rect->h-1;
2344 points[3].x = rect->x;
2345 points[3].y = rect->y+rect->h-1;
2346 points[4].x = rect->x;
2347 points[4].y = rect->y;
2348 return SDL_RenderDrawLines(renderer, points, 5);
2323 } 2349 }
2324 2350
2325 int 2351 int
2326 SDL_RenderDrawRects(SDL_Renderer * renderer, 2352 SDL_RenderDrawRects(SDL_Renderer * renderer,
2327 const SDL_Rect ** rects, int count) 2353 const SDL_Rect ** rects, int count)
2338 return 0; 2364 return 0;
2339 } 2365 }
2340 2366
2341 /* Check for NULL rect, which means fill entire window */ 2367 /* Check for NULL rect, which means fill entire window */
2342 for (i = 0; i < count; ++i) { 2368 for (i = 0; i < count; ++i) {
2343 if (rects[i] == NULL) { 2369 if (SDL_RenderDrawRect(renderer, rects[i]) < 0) {
2344 SDL_Window *window = renderer->window; 2370 return -1;
2345 SDL_Rect full_rect; 2371 }
2346 const SDL_Rect *rect; 2372 }
2347 2373 return 0;
2348 full_rect.x = 0;
2349 full_rect.y = 0;
2350 full_rect.w = window->w;
2351 full_rect.h = window->h;
2352 rect = &full_rect;
2353 return renderer->RenderDrawRects(renderer, &rect, 1);
2354 }
2355 }
2356 return renderer->RenderDrawRects(renderer, rects, count);
2357 } 2374 }
2358 2375
2359 int 2376 int
2360 SDL_RenderFillRect(SDL_Renderer * renderer, const SDL_Rect * rect) 2377 SDL_RenderFillRect(SDL_Renderer * renderer, const SDL_Rect * rect)
2361 { 2378 {