49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
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#ifndef __DEVCTXT_H_INCLUDED
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#define __DEVCTXT_H_INCLUDED
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#include "wintype.h"
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#include "gfxtype.h"
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#include "gfxobj.h"
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#define DCTXT_SIG_WORD 0x78744344 /* "DCtx */
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/* Raster operation codes */
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#define R2_BLACK 1
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#define R2_NOTMERGEPEN 2
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#define R2_MASKNOTPEN 3
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#define R2_NOTCOPYPEN 4
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#define R2_MASKPENNOT 5
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#define R2_NOT 6
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#define R2_XORPEN 7
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#define R2_NOTMASKPEN 8
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#define R2_MASKPEN 9
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#define R2_NOTXORPEN 10
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#define R2_NOP 11
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#define R2_MERGENOTPEN 12
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#define R2_COPYPEN 13
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#define R2_MERGEPENNOT 14
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#define R2_MERGEPEN 15
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#define R2_WHITE 16
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typedef COLORREF (*DCtx_SetPixel)(PVOID privdata, INT32 x, INT32 y, COLORREF color, INT32 op);
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typedef struct tagDCFUNTABLE {
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DCtx_SetPixel set_pixel; /* sets a single pixel on the display */
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} DCFUNTABLE;
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typedef const DCFUNTABLE *PDCFUNTABLE;
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typedef struct tagDCTXT {
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GFXOBJECT hdr; /* the header of all objects */
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PDCFUNTABLE funcs; /* device context functions */
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PVOID privdata; /* private data for the type of DC */
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RECT cliprect; /* clipping rectangle */
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POINT pos; /* current position */
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UINT32 rop2; /* current raster operation */
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COLORREF color; /* current drawing color (XXX replace with pens later) */
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} DCTXT, *PDCTXT;
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extern COLORREF DC_SetPixel(PDCTXT pdctxt, INT32 x, INT32 y, COLORREF color);
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#endif /* __DEVCTXT_H_INCLUDED */
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