rnd-20000718-1-src

[rocksndiamonds.git] / src / sdl.c

diff --git a/src/sdl.c b/src/sdl.c
new file mode 100644 (file)
index 0000000..d810012
--- /dev/null
+++ b/src/sdl.c
@@ -0,0 +1,57 @@
+/***********************************************************
+*  Rocks'n'Diamonds -- McDuffin Strikes Back!              *
+*----------------------------------------------------------*
+*  ©1995 Artsoft Development                               *
+*        Holger Schemel                                    *
+*        33659 Bielefeld-Senne                             *
+*        Telefon: (0521) 493245                            *
+*        eMail: aeglos@valinor.owl.de                      *
+*               aeglos@uni-paderborn.de                    *
+*               q99492@pbhrzx.uni-paderborn.de             *
+*----------------------------------------------------------*
+*  sdl.c                                                   *
+***********************************************************/
+
+#ifdef USE_SDL_LIBRARY
+
+#include "main.h"
+
+inline void SDLCopyArea(SDL_Surface *src_surface, SDL_Surface *dst_surface,
+                       int src_x, int src_y,
+                       int width, int height,
+                       int dst_x, int dst_y)
+{
+  SDL_Rect src_rect, dst_rect;
+
+  src_rect.x = src_x;
+  src_rect.y = src_y;
+  src_rect.w = width;
+  src_rect.h = height;
+
+  dst_rect.x = dst_x;
+  dst_rect.y = dst_y;
+  dst_rect.w = width;
+  dst_rect.h = height;
+
+  SDL_BlitSurface(src_surface, &src_rect, dst_surface, &dst_rect);
+  SDL_UpdateRect(dst_surface, dst_x, dst_y, width, height);
+}
+
+inline void SDLFillRectangle(SDL_Surface *surface, int x, int y,
+                            int width, int height, unsigned int color)
+{
+  SDL_Rect rect;
+  unsigned int color_r = (color >> 2) && 0xff;
+  unsigned int color_g = (color >> 1) && 0xff;
+  unsigned int color_b = (color >> 0) && 0xff;
+
+  rect.x = x;
+  rect.y = y;
+  rect.w = width;
+  rect.h = height;
+
+  SDL_FillRect(surface, &rect,
+               SDL_MapRGB(surface->format, color_r, color_g, color_b));
+}
+
+#endif /* USE_SDL_LIBRARY */