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83 lines
3 KiB
C
83 lines
3 KiB
C
/*
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* Graphics paths (BeginPath, EndPath etc.)
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*
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* Copyright 1997, 1998 Martin Boehme
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __WINE_PATH_H
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#define __WINE_PATH_H
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#include "windef.h"
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/* It should not be necessary to access the contents of the GdiPath
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* structure directly; if you find that the exported functions don't
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* allow you to do what you want, then please place a new exported
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* function that does this job in path.c.
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*/
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typedef enum tagGdiPathState
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{
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PATH_Null,
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PATH_Open,
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PATH_Closed
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} GdiPathState;
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typedef struct tagGdiPath
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{
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GdiPathState state;
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POINT *pPoints;
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BYTE *pFlags;
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int numEntriesUsed, numEntriesAllocated;
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BOOL newStroke;
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} GdiPath;
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#define PATH_IsPathOpen(path) ((path).state==PATH_Open)
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/* Returns TRUE if the specified path is in the open state, i.e. in the
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* state where points will be added to the path, or FALSE otherwise. This
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* function is implemented as a macro for performance reasons.
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*/
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extern void PATH_InitGdiPath(GdiPath *pPath);
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extern void PATH_DestroyGdiPath(GdiPath *pPath);
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extern BOOL PATH_AssignGdiPath(GdiPath *pPathDest,
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const GdiPath *pPathSrc);
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struct tagDC;
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extern BOOL PATH_MoveTo(struct tagDC *dc);
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extern BOOL PATH_LineTo(struct tagDC *dc, INT x, INT y);
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extern BOOL PATH_Rectangle(struct tagDC *dc, INT x1, INT y1,
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INT x2, INT y2);
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extern BOOL PATH_Ellipse(struct tagDC *dc, INT x1, INT y1,
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INT x2, INT y2);
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extern BOOL PATH_Arc(struct tagDC *dc, INT x1, INT y1, INT x2, INT y2,
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INT xStart, INT yStart, INT xEnd, INT yEnd, INT lines);
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extern BOOL PATH_PolyBezierTo(struct tagDC *dc, const POINT *pt, DWORD cbCount);
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extern BOOL PATH_PolyBezier(struct tagDC *dc, const POINT *pt, DWORD cbCount);
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extern BOOL PATH_PolylineTo(struct tagDC *dc, const POINT *pt, DWORD cbCount);
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extern BOOL PATH_Polyline(struct tagDC *dc, const POINT *pt, DWORD cbCount);
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extern BOOL PATH_Polygon(struct tagDC *dc, const POINT *pt, DWORD cbCount);
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extern BOOL PATH_PolyPolyline(struct tagDC *dc, const POINT *pt, const DWORD *counts,
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DWORD polylines);
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extern BOOL PATH_PolyPolygon(struct tagDC *dc, const POINT *pt, const INT *counts,
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UINT polygons);
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extern BOOL PATH_RoundRect(struct tagDC *dc, INT x1, INT y1, INT x2, INT y2, INT ell_width,
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INT ell_height);
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extern BOOL PATH_AddEntry(GdiPath *pPath, const POINT *pPoint, BYTE flags);
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#endif /* __WINE_PATH_H */
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