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declare __mg_get_common_rgba8888_dc and __mg_reset_common_rgba8888_dc

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This commit is contained in:
Vincent Wei
2020-02-12 11:26:21 +08:00
parent 5c920f3732
commit 8900845cf1
1 changed files with 18 additions and 8 deletions
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src/include/dc.h
+18 -8
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@@ -281,6 +281,8 @@ static inline PDC dc_HDC2PDC (HDC hdc)
return &__mg_screen_sys_dc;
else if (hdc == HDC_SCREEN)
return &__mg_screen_dc;
else if (hdc == HDC_INVALID)
return NULL;
return (PDC) hdc;
}
@@ -606,25 +608,25 @@ leave_drawing:
*(BYTE*)(ptr) = (BYTE)(val); \
*((BYTE*)(ptr)+1) = (BYTE)((val)>>8); \
*((BYTE*)(ptr)+2) = (BYTE)((val)>>16); \
}while(0)
} while(0)
#define ORVAL_24BIT(ptr, val) do { \
*(BYTE*)(ptr) |= (BYTE)(val); \
*((BYTE*)(ptr)+1) |= (BYTE)((val)>>8); \
*((BYTE*)(ptr)+2) |= (BYTE)((val)>>16); \
}while(0)
} while(0)
#define ANDVAL_24BIT(ptr, val) do { \
*(BYTE*)(ptr) &= (BYTE)(val); \
*((BYTE*)(ptr)+1) &= (BYTE)((val)>>8); \
*((BYTE*)(ptr)+2) &= (BYTE)((val)>>16); \
}while(0)
} while(0)
#define XORVAL_24BIT(ptr, val) do { \
*(BYTE*)(ptr) ^= (BYTE)(val); \
*((BYTE*)(ptr)+1) ^= (BYTE)((val)>>8); \
*((BYTE*)(ptr)+2) ^= (BYTE)((val)>>16); \
}while(0)
} while(0)
#define READPTR_24BIT(val, ptr) ((val) = (*(BYTE*)ptr) \
+ ((*((BYTE*)(ptr)+1))<<8) + ((*((BYTE*)(ptr)+2))<<16))
@@ -639,25 +641,25 @@ leave_drawing:
*(BYTE*)(ptr) = (BYTE)((val)>>16); \
*((BYTE*)(ptr)+1) = (BYTE)((val)>>8); \
*((BYTE*)(ptr)+2) = (BYTE)((val)); \
}while(0)
} while(0)
#define ORVAL_24BIT(ptr, val) do { \
*(BYTE*)(ptr) |= (BYTE)((val)>>16); \
*((BYTE*)(ptr)+1) |= (BYTE)((val)>>8); \
*((BYTE*)(ptr)+2) |= (BYTE)((val)); \
}while(0)
} while(0)
#define ANDVAL_24BIT(ptr, val)do { \
*(BYTE*)(ptr) &= (BYTE)((val)>>16); \
*((BYTE*)(ptr)+1) &= (BYTE)((val)>>8); \
*((BYTE*)(ptr)+2) &= (BYTE)((val)); \
}while(0)
} while(0)
#define XORVAL_24BIT(ptr, val) do { \
*(BYTE*)(ptr) ^= (BYTE)((val)>>16); \
*((BYTE*)(ptr)+1) ^= (BYTE)((val)>>8); \
*((BYTE*)(ptr)+2) ^= (BYTE)((val)); \
}while(0)
} while(0)
#define READPTR_24BIT(val, ptr) ((val) = (((*(BYTE*)ptr)<<16) \
+ ((*((BYTE*)(ptr)+1))<<8) + (*((BYTE*)(ptr)+2))))
@@ -704,8 +706,16 @@ static inline void release_valid_dc (PMAINWIN pWin, HDC hdc)
void __mg_update_secondary_dc (PMAINWIN pWin, HDC secondary_dc,
HDC real_dc, const RECT* rc, DWORD flags);
/* Since 4.2.0.
* helpers for getting and reseting common RGBA8888 DC for internal use.
*/
HDC __mg_get_common_rgba8888_dc (void);
BOOL __mg_reset_common_rgba8888_dc (int width, int height, int pitch,
void* pixels);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif // GUI_DC_H