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82 lines
2.3 KiB
82 lines
2.3 KiB
#include "DiabloUI/art_draw.h" |
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#include "DiabloUI/diabloui.h" |
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#include "utils/display.h" |
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#include "utils/sdl_compat.h" |
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namespace devilution { |
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void DrawArt(Sint16 screenX, Sint16 screenY, Art *art, int nFrame, Uint16 srcW, Uint16 srcH) |
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{ |
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if (screenY >= gnScreenHeight || screenX >= gnScreenWidth || art->surface == nullptr) |
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return; |
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SDL_Rect srcRect; |
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srcRect.x = 0; |
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srcRect.y = nFrame * art->h(); |
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srcRect.w = art->w(); |
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srcRect.h = art->h(); |
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ScaleOutputRect(&srcRect); |
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if (srcW != 0 && srcW < srcRect.w) |
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srcRect.w = srcW; |
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if (srcH != 0 && srcH < srcRect.h) |
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srcRect.h = srcH; |
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SDL_Rect dstRect = { screenX, screenY, srcRect.w, srcRect.h }; |
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ScaleOutputRect(&dstRect); |
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if (art->surface->format->BitsPerPixel == 8 && art->palette_version != pal_surface_palette_version) { |
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if (SDLC_SetSurfaceColors(art->surface.get(), pal_surface->format->palette) <= -1) |
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ErrSdl(); |
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art->palette_version = pal_surface_palette_version; |
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} |
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if (SDL_BlitSurface(art->surface.get(), &srcRect, DiabloUiSurface(), &dstRect) < 0) |
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ErrSdl(); |
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} |
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void DrawArt(const CelOutputBuffer &out, Sint16 screenX, Sint16 screenY, Art *art, int nFrame, Uint16 srcW, Uint16 srcH) |
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{ |
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if (screenY >= gnScreenHeight || screenX >= gnScreenWidth || art->surface == nullptr) |
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return; |
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SDL_Rect srcRect; |
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srcRect.x = 0; |
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srcRect.y = nFrame * art->h(); |
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srcRect.w = art->w(); |
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srcRect.h = art->h(); |
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if (srcW != 0 && srcW < srcRect.w) |
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srcRect.w = srcW; |
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if (srcH != 0 && srcH < srcRect.h) |
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srcRect.h = srcH; |
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SDL_Rect dstRect; |
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dstRect.x = screenX; |
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dstRect.y = screenY; |
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dstRect.w = srcRect.w; |
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dstRect.h = srcRect.h; |
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if (art->surface->format->BitsPerPixel == 8 && art->palette_version != pal_surface_palette_version) { |
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if (SDLC_SetSurfaceColors(art->surface.get(), out.surface->format->palette) <= -1) |
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ErrSdl(); |
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art->palette_version = pal_surface_palette_version; |
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} |
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if (SDL_BlitSurface(art->surface.get(), &srcRect, out.surface, &dstRect) < 0) |
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ErrSdl(); |
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} |
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void DrawAnimatedArt(Art *art, int screenX, int screenY) |
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{ |
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DrawArt(screenX, screenY, art, GetAnimationFrame(art->frames)); |
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} |
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int GetAnimationFrame(int frames, int fps) |
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{ |
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int frame = (SDL_GetTicks() / fps) % frames; |
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return frame > frames ? 0 : frame; |
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} |
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} // namespace devilution
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