Sweden-Number/include/gdi.h

178 lines
5.6 KiB
C

/*
* GDI definitions
*
* Copyright 1993 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __WINE_GDI_H
#define __WINE_GDI_H
#include <stdarg.h>
#include <windef.h>
#include <winbase.h>
#include <wingdi.h>
#include <wine/wingdi16.h>
#include <math.h>
/* GDI objects magic numbers */
#define FIRST_MAGIC 0x4f47
#define PEN_MAGIC 0x4f47
#define BRUSH_MAGIC 0x4f48
#define FONT_MAGIC 0x4f49
#define PALETTE_MAGIC 0x4f4a
#define BITMAP_MAGIC 0x4f4b
#define REGION_MAGIC 0x4f4c
#define DC_MAGIC 0x4f4d
#define DISABLED_DC_MAGIC 0x4f4e
#define META_DC_MAGIC 0x4f4f
#define METAFILE_MAGIC 0x4f50
#define METAFILE_DC_MAGIC 0x4f51
#define ENHMETAFILE_MAGIC 0x4f52
#define ENHMETAFILE_DC_MAGIC 0x4f53
#define MEMORY_DC_MAGIC 0x4f54
#define LAST_MAGIC 0x4f54
#define MAGIC_DONTCARE 0xffff
/* GDI constants for making objects private/system (naming undoc. !) */
#define OBJECT_PRIVATE 0x2000
#define OBJECT_NOSYSTEM 0x8000
#define GDIMAGIC(magic) ((magic) & ~(OBJECT_PRIVATE|OBJECT_NOSYSTEM))
struct gdi_obj_funcs;
struct hdc_list;
typedef struct tagGDIOBJHDR
{
HANDLE16 hNext;
WORD wMagic;
DWORD dwCount;
const struct gdi_obj_funcs *funcs;
struct hdc_list *hdcs;
} GDIOBJHDR;
/* It should not be necessary to access the contents of the GdiPath
* structure directly; if you find that the exported functions don't
* allow you to do what you want, then please place a new exported
* function that does this job in path.c.
*/
typedef enum tagGdiPathState
{
PATH_Null,
PATH_Open,
PATH_Closed
} GdiPathState;
typedef struct tagGdiPath
{
GdiPathState state;
POINT *pPoints;
BYTE *pFlags;
int numEntriesUsed, numEntriesAllocated;
BOOL newStroke;
} GdiPath;
typedef struct tagGdiFont *GdiFont;
typedef struct { int opaque; } *PHYSDEV; /* PHYSDEV is an opaque pointer */
typedef struct tagDC
{
GDIOBJHDR header;
HDC hSelf; /* Handle to this DC */
const struct tagDC_FUNCS *funcs; /* DC function table */
PHYSDEV physDev; /* Physical device (driver-specific) */
INT saveLevel;
DWORD dwHookData;
FARPROC16 hookProc; /* the original SEGPTR ... */
DCHOOKPROC hookThunk; /* ... and the thunk to call it */
INT wndOrgX; /* Window origin */
INT wndOrgY;
INT wndExtX; /* Window extent */
INT wndExtY;
INT vportOrgX; /* Viewport origin */
INT vportOrgY;
INT vportExtX; /* Viewport extent */
INT vportExtY;
int flags;
HRGN hClipRgn; /* Clip region (may be 0) */
HRGN hVisRgn; /* Visible region (must never be 0) */
HPEN hPen;
HBRUSH hBrush;
HFONT hFont;
HBITMAP hBitmap;
HANDLE hDevice;
HPALETTE hPalette;
GdiFont gdiFont;
GdiPath path;
WORD ROPmode;
WORD polyFillMode;
WORD stretchBltMode;
WORD relAbsMode;
WORD backgroundMode;
COLORREF backgroundColor;
COLORREF textColor;
COLORREF dcBrushColor;
COLORREF dcPenColor;
short brushOrgX;
short brushOrgY;
WORD textAlign; /* Text alignment from SetTextAlign() */
INT charExtra; /* Spacing from SetTextCharacterExtra() */
INT breakCount; /* Break char. count */
INT breakExtra; /* breakTotalExtra / breakCount */
INT breakRem; /* breakTotalExtra % breakCount */
INT MapMode;
INT GraphicsMode; /* Graphics mode */
ABORTPROC pAbortProc; /* AbortProc for Printing */
ABORTPROC16 pAbortProc16;
INT CursPosX; /* Current position */
INT CursPosY;
INT ArcDirection;
XFORM xformWorld2Wnd; /* World-to-window transformation */
XFORM xformWorld2Vport; /* World-to-viewport transformation */
XFORM xformVport2World; /* Inverse of the above transformation */
BOOL vport2WorldValid; /* Is xformVport2World valid? */
} DC;
/* extra stock object: default 1x1 bitmap for memory DCs */
#define DEFAULT_BITMAP (STOCK_LAST+1)
/* Rounds a floating point number to integer. The world-to-viewport
* transformation process is done in floating point internally. This function
* is then used to round these coordinates to integer values.
*/
static inline INT WINE_UNUSED GDI_ROUND(FLOAT val)
{
return (int)floor(val + 0.5);
}
/* GDI local heap */
extern void *GDI_GetObjPtr( HGDIOBJ, WORD );
extern void GDI_ReleaseObj( HGDIOBJ );
#define WINE_GGO_GRAY16_BITMAP 0x7f
#endif /* __WINE_GDI_H */