wine/include/path.h
2002-05-31 23:06:46 +00:00

84 lines
3.0 KiB
C

/*
* Graphics paths (BeginPath, EndPath etc.)
*
* Copyright 1997, 1998 Martin Boehme
*
* 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_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);
struct tagDC;
extern BOOL PATH_MoveTo(struct tagDC *dc);
extern BOOL PATH_LineTo(struct tagDC *dc, INT x, INT y);
extern BOOL PATH_Rectangle(struct tagDC *dc, INT x1, INT y1,
INT x2, INT y2);
extern BOOL PATH_Ellipse(struct tagDC *dc, INT x1, INT y1,
INT x2, INT y2);
extern BOOL PATH_Arc(struct tagDC *dc, INT x1, INT y1, INT x2, INT y2,
INT xStart, INT yStart, INT xEnd, INT yEnd, INT lines);
extern BOOL PATH_PolyBezierTo(struct tagDC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_PolyBezier(struct tagDC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_PolylineTo(struct tagDC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_Polyline(struct tagDC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_Polygon(struct tagDC *dc, const POINT *pt, DWORD cbCount);
extern BOOL PATH_PolyPolyline(struct tagDC *dc, const POINT *pt, const DWORD *counts,
DWORD polylines);
extern BOOL PATH_PolyPolygon(struct tagDC *dc, const POINT *pt, const INT *counts,
UINT polygons);
extern BOOL PATH_RoundRect(struct tagDC *dc, INT x1, INT y1, INT x2, INT y2, INT ell_width,
INT ell_height);
extern BOOL PATH_AddEntry(GdiPath *pPath, const POINT *pPoint, BYTE flags);
#endif /* __WINE_PATH_H */