12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273 |
- #ifndef _SDL_rect_h
- #define _SDL_rect_h
- #include "SDL_stdinc.h"
- #include "SDL_error.h"
- #include "SDL_pixels.h"
- #include "SDL_rwops.h"
- #include "begin_code.h"
- #ifdef __cplusplus
- extern "C" {
- #endif
- typedef struct
- {
- int x;
- int y;
- } SDL_Point;
- typedef struct SDL_Rect
- {
- int x, y;
- int w, h;
- } SDL_Rect;
- SDL_FORCE_INLINE SDL_bool SDL_RectEmpty(const SDL_Rect *r)
- {
- return ((!r) || (r->w <= 0) || (r->h <= 0)) ? SDL_TRUE : SDL_FALSE;
- }
- SDL_FORCE_INLINE SDL_bool SDL_RectEquals(const SDL_Rect *a, const SDL_Rect *b)
- {
- return (a && b && (a->x == b->x) && (a->y == b->y) &&
- (a->w == b->w) && (a->h == b->h)) ? SDL_TRUE : SDL_FALSE;
- }
- typedef SDL_bool SDLCALL tSDL_HasIntersection(const SDL_Rect * A,
- const SDL_Rect * B);
- typedef SDL_bool SDLCALL tSDL_IntersectRect(const SDL_Rect * A,
- const SDL_Rect * B,
- SDL_Rect * result);
- typedef void SDLCALL tSDL_UnionRect(const SDL_Rect * A,
- const SDL_Rect * B,
- SDL_Rect * result);
- typedef SDL_bool SDLCALL tSDL_EnclosePoints(const SDL_Point * points,
- int count,
- const SDL_Rect * clip,
- SDL_Rect * result);
- typedef SDL_bool SDLCALL tSDL_IntersectRectAndLine(const SDL_Rect *
- rect, int *X1,
- int *Y1, int *X2,
- int *Y2);
- extern tSDL_HasIntersection *SDL_HasIntersection;
- extern tSDL_IntersectRect *SDL_IntersectRect;
- extern tSDL_UnionRect *SDL_UnionRect;
- extern tSDL_EnclosePoints *SDL_EnclosePoints;
- extern tSDL_IntersectRectAndLine *SDL_IntersectRectAndLine;
- #ifdef __cplusplus
- }
- #endif
- #include "close_code.h"
- #endif
|