wine/include/path.h
Huw D M Davies b8e94b6119 Move Bezier code out of x11drv into commmon GDI code; if any driver
does not implement PolyBezier[To] the curve is approximated to lines
and drawn with Polyline.
Implement many GDI-Path recording functions (at least the win9x subset).
Implement FlattenPath and FillPath.
1999-12-20 04:14:48 +00:00

64 lines
2 KiB
C

/*
* Graphics paths (BeginPath, EndPath etc.)
*
* Copyright 1997, 1998 Martin Boehme
*/
#ifndef __WINE_PATH_H
#define __WINE_PATH_H
#include "windef.h"
/* 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;
#define PATH_IsPathOpen(path) ((path).state==PATH_Open)
/* Returns TRUE if the specified path is in the open state, i.e. in the
* state where points will be added to the path, or FALSE otherwise. This
* function is implemented as a macro for performance reasons.
*/
extern void PATH_InitGdiPath(GdiPath *pPath);
extern void PATH_DestroyGdiPath(GdiPath *pPath);
extern BOOL PATH_AssignGdiPath(GdiPath *pPathDest,
const GdiPath *pPathSrc);
extern BOOL PATH_MoveTo(HDC hdc);
extern BOOL PATH_LineTo(HDC hdc, INT x, INT y);
extern BOOL PATH_Rectangle(HDC hdc, INT x1, INT y1,
INT x2, INT y2);
extern BOOL PATH_Ellipse(HDC hdc, INT x1, INT y1,
INT x2, INT y2);
extern BOOL PATH_Arc(HDC hdc, INT x1, INT y1, INT x2, INT y2,
INT xStart, INT yStart, INT xEnd, INT yEnd);
extern BOOL PATH_PolyBezierTo(HDC hdc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_PolyBezier(HDC hdc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_PolylineTo(HDC hdc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_Polyline(HDC hdc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_Polygon(HDC hdc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_PolyPolyline(HDC hdc, const POINT *pt, const DWORD *counts,
DWORD polylines);
extern BOOL PATH_PolyPolygon(HDC hdc, const POINT *pt, const INT *counts,
UINT polygons);
#endif /* __WINE_PATH_H */