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https://github.com/reactos/reactos.git
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1107 lines
32 KiB
C
1107 lines
32 KiB
C
/*
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* Enhanced MetaFile driver graphics functions
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*
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* Copyright 1999 Huw D M Davies
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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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "enhmfdrv/enhmetafiledrv.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(enhmetafile);
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static const RECTL empty_bounds = { 0, 0, -1, -1 };
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/* determine if we can use 16-bit points to store all the input points */
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static BOOL can_use_short_points( const POINT *pts, UINT count )
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{
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UINT i;
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for (i = 0; i < count; i++)
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if (((pts[i].x + 0x8000) & ~0xffff) || ((pts[i].y + 0x8000) & ~0xffff))
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return FALSE;
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return TRUE;
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}
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/* store points in either long or short format; return a pointer to the end of the stored data */
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static void *store_points( POINTL *dest, const POINT *pts, UINT count, BOOL short_points )
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{
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if (short_points)
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{
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UINT i;
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POINTS *dest_short = (POINTS *)dest;
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for (i = 0; i < count; i++)
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{
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dest_short[i].x = pts[i].x;
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dest_short[i].y = pts[i].y;
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}
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return dest_short + count;
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}
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else
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{
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memcpy( dest, pts, count * sizeof(*dest) );
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return dest + count;
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}
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}
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/* compute the bounds of an array of points, optionally including the current position */
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#ifdef __REACTOS__
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static void get_points_bounds( RECTL *bounds, const POINT *pts, UINT count, HDC hdc )
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#else
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static void get_points_bounds( RECTL *bounds, const POINT *pts, UINT count, DC *dc )
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#endif
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{
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UINT i;
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#ifdef __REACTOS__
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if (hdc)
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{
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POINT cur_pt;
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GetCurrentPositionEx( hdc, &cur_pt );
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bounds->left = bounds->right = cur_pt.x;
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bounds->top = bounds->bottom = cur_pt.y;
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}
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#else
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if (dc)
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{
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bounds->left = bounds->right = dc->cur_pos.x;
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bounds->top = bounds->bottom = dc->cur_pos.y;
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}
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#endif
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else if (count)
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{
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bounds->left = bounds->right = pts[0].x;
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bounds->top = bounds->bottom = pts[0].y;
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}
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else *bounds = empty_bounds;
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for (i = 0; i < count; i++)
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{
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bounds->left = min( bounds->left, pts[i].x );
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bounds->right = max( bounds->right, pts[i].x );
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bounds->top = min( bounds->top, pts[i].y );
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bounds->bottom = max( bounds->bottom, pts[i].y );
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}
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}
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/* helper for path stroke and fill functions */
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#ifdef __REACTOS__
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static BOOL emfdrv_stroke_and_fill_path( PHYSDEV dev, INT type )
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{
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EMRSTROKEANDFILLPATH emr;
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LPPOINT Points;
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LPBYTE Types;
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INT nSize;
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emr.emr.iType = type;
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emr.emr.nSize = sizeof(emr);
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nSize = GetPath(dev->hdc, NULL, NULL, 0);
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if (nSize != -1)
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{
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Points = HeapAlloc( GetProcessHeap(), 0, nSize*sizeof(POINT) );
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Types = HeapAlloc( GetProcessHeap(), 0, nSize*sizeof(BYTE) );
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GetPath(dev->hdc, Points, Types, nSize);
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get_points_bounds( &emr.rclBounds, Points, nSize, 0 );
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HeapFree( GetProcessHeap(), 0, Points );
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HeapFree( GetProcessHeap(), 0, Types );
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TRACE("GetBounds l %d t %d r %d b %d\n",emr.rclBounds.left, emr.rclBounds.top, emr.rclBounds.right, emr.rclBounds.bottom);
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}
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else emr.rclBounds = empty_bounds;
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if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
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if (nSize == -1 ) return FALSE;
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EMFDRV_UpdateBBox( dev, &emr.rclBounds );
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return TRUE;
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}
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#else
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static BOOL emfdrv_stroke_and_fill_path( PHYSDEV dev, INT type )
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{
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DC *dc = get_physdev_dc( dev );
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EMRSTROKEANDFILLPATH emr;
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struct gdi_path *path;
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POINT *points;
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BYTE *flags;
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emr.emr.iType = type;
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emr.emr.nSize = sizeof(emr);
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if ((path = get_gdi_flat_path( dc, NULL )))
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{
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int count = get_gdi_path_data( path, &points, &flags );
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get_points_bounds( &emr.rclBounds, points, count, 0 );
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free_gdi_path( path );
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}
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else emr.rclBounds = empty_bounds;
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if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
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if (!path) return FALSE;
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EMFDRV_UpdateBBox( dev, &emr.rclBounds );
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return TRUE;
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}
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#endif
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/**********************************************************************
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* EMFDRV_MoveTo
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*/
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BOOL EMFDRV_MoveTo(PHYSDEV dev, INT x, INT y)
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{
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EMRMOVETOEX emr;
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emr.emr.iType = EMR_MOVETOEX;
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emr.emr.nSize = sizeof(emr);
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emr.ptl.x = x;
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emr.ptl.y = y;
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return EMFDRV_WriteRecord( dev, &emr.emr );
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}
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/***********************************************************************
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* EMFDRV_LineTo
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*/
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BOOL EMFDRV_LineTo( PHYSDEV dev, INT x, INT y )
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{
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EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
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#ifndef __REACTOS__
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DC *dc = get_physdev_dc( dev );
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#endif
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POINT pt;
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EMRLINETO emr;
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RECTL bounds;
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emr.emr.iType = EMR_LINETO;
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emr.emr.nSize = sizeof(emr);
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emr.ptl.x = x;
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emr.ptl.y = y;
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if(!EMFDRV_WriteRecord( dev, &emr.emr ))
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return FALSE;
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#ifdef __REACTOS__
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GetCurrentPositionEx( dev->hdc, &pt );
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#else
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pt = dc->cur_pos;
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#endif
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bounds.left = min(x, pt.x);
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bounds.top = min(y, pt.y);
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bounds.right = max(x, pt.x);
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bounds.bottom = max(y, pt.y);
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if(!physDev->path)
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EMFDRV_UpdateBBox( dev, &bounds );
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return TRUE;
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}
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/***********************************************************************
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* EMFDRV_ArcChordPie
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*/
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static BOOL
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EMFDRV_ArcChordPie( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
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INT xstart, INT ystart, INT xend, INT yend, DWORD iType )
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{
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EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
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#ifndef __REACTOS__
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DC *dc = get_physdev_dc( dev );
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#endif
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INT temp, xCentre, yCentre, i;
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double angleStart, angleEnd;
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double xinterStart, yinterStart, xinterEnd, yinterEnd;
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EMRARC emr;
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RECTL bounds;
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if(left == right || top == bottom) return FALSE;
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if(left > right) {temp = left; left = right; right = temp;}
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if(top > bottom) {temp = top; top = bottom; bottom = temp;}
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#ifdef __REACTOS__
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if(GetGraphicsMode(dev->hdc) == GM_COMPATIBLE) {
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#else
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if(dc->GraphicsMode == GM_COMPATIBLE) {
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#endif
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right--;
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bottom--;
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}
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emr.emr.iType = iType;
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emr.emr.nSize = sizeof(emr);
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emr.rclBox.left = left;
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emr.rclBox.top = top;
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emr.rclBox.right = right;
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emr.rclBox.bottom = bottom;
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emr.ptlStart.x = xstart;
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emr.ptlStart.y = ystart;
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emr.ptlEnd.x = xend;
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emr.ptlEnd.y = yend;
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/* Now calculate the BBox */
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xCentre = (left + right + 1) / 2;
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yCentre = (top + bottom + 1) / 2;
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xstart -= xCentre;
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ystart -= yCentre;
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xend -= xCentre;
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yend -= yCentre;
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/* invert y co-ords to get angle anti-clockwise from x-axis */
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angleStart = atan2( -(double)ystart, (double)xstart);
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angleEnd = atan2( -(double)yend, (double)xend);
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/* These are the intercepts of the start/end lines with the arc */
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xinterStart = (right - left + 1)/2 * cos(angleStart) + xCentre;
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yinterStart = -(bottom - top + 1)/2 * sin(angleStart) + yCentre;
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xinterEnd = (right - left + 1)/2 * cos(angleEnd) + xCentre;
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yinterEnd = -(bottom - top + 1)/2 * sin(angleEnd) + yCentre;
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if(angleStart < 0) angleStart += 2 * M_PI;
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if(angleEnd < 0) angleEnd += 2 * M_PI;
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if(angleEnd < angleStart) angleEnd += 2 * M_PI;
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bounds.left = min(xinterStart, xinterEnd);
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bounds.top = min(yinterStart, yinterEnd);
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bounds.right = max(xinterStart, xinterEnd);
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bounds.bottom = max(yinterStart, yinterEnd);
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for(i = 0; i <= 8; i++) {
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if(i * M_PI / 2 < angleStart) /* loop until we're past start */
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continue;
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if(i * M_PI / 2 > angleEnd) /* if we're past end we're finished */
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break;
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/* the arc touches the rectangle at the start of quadrant i, so adjust
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BBox to reflect this. */
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switch(i % 4) {
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case 0:
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bounds.right = right;
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break;
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case 1:
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bounds.top = top;
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break;
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case 2:
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bounds.left = left;
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break;
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case 3:
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bounds.bottom = bottom;
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break;
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}
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}
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/* If we're drawing a pie then make sure we include the centre */
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if(iType == EMR_PIE) {
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if(bounds.left > xCentre) bounds.left = xCentre;
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else if(bounds.right < xCentre) bounds.right = xCentre;
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if(bounds.top > yCentre) bounds.top = yCentre;
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else if(bounds.bottom < yCentre) bounds.bottom = yCentre;
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}
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if (iType == EMR_ARCTO)
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{
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POINT pt;
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#ifdef __REACTOS__
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GetCurrentPositionEx( dev->hdc, &pt );
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#else
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pt = dc->cur_pos;
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#endif
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bounds.left = min( bounds.left, pt.x );
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bounds.top = min( bounds.top, pt.y );
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bounds.right = max( bounds.right, pt.x );
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bounds.bottom = max( bounds.bottom, pt.y );
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}
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if(!EMFDRV_WriteRecord( dev, &emr.emr ))
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return FALSE;
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if(!physDev->path)
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EMFDRV_UpdateBBox( dev, &bounds );
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return TRUE;
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}
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/***********************************************************************
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* EMFDRV_Arc
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*/
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BOOL EMFDRV_Arc( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
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INT xstart, INT ystart, INT xend, INT yend )
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{
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return EMFDRV_ArcChordPie( dev, left, top, right, bottom, xstart, ystart,
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xend, yend, EMR_ARC );
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}
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/***********************************************************************
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* EMFDRV_ArcTo
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*/
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BOOL EMFDRV_ArcTo( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
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INT xstart, INT ystart, INT xend, INT yend )
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{
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return EMFDRV_ArcChordPie( dev, left, top, right, bottom, xstart, ystart,
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xend, yend, EMR_ARCTO );
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}
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/***********************************************************************
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* EMFDRV_Pie
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*/
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BOOL EMFDRV_Pie( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
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INT xstart, INT ystart, INT xend, INT yend )
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{
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return EMFDRV_ArcChordPie( dev, left, top, right, bottom, xstart, ystart,
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xend, yend, EMR_PIE );
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}
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/***********************************************************************
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* EMFDRV_Chord
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*/
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BOOL EMFDRV_Chord( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
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INT xstart, INT ystart, INT xend, INT yend )
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{
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return EMFDRV_ArcChordPie( dev, left, top, right, bottom, xstart, ystart,
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xend, yend, EMR_CHORD );
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}
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/***********************************************************************
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* EMFDRV_AngleArc
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*/
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BOOL EMFDRV_AngleArc( PHYSDEV dev, INT x, INT y, DWORD radius, FLOAT start, FLOAT sweep )
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{
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EMRANGLEARC emr;
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emr.emr.iType = EMR_ANGLEARC;
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emr.emr.nSize = sizeof( emr );
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emr.ptlCenter.x = x;
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emr.ptlCenter.y = y;
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emr.nRadius = radius;
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emr.eStartAngle = start;
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emr.eSweepAngle = sweep;
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return EMFDRV_WriteRecord( dev, &emr.emr );
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}
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/***********************************************************************
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* EMFDRV_Ellipse
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*/
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BOOL EMFDRV_Ellipse( PHYSDEV dev, INT left, INT top, INT right, INT bottom )
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{
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EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
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#ifndef __REACTOS__
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DC *dc = get_physdev_dc( dev );
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#endif
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EMRELLIPSE emr;
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INT temp;
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TRACE("%d,%d - %d,%d\n", left, top, right, bottom);
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if(left == right || top == bottom) return FALSE;
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if(left > right) {temp = left; left = right; right = temp;}
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if(top > bottom) {temp = top; top = bottom; bottom = temp;}
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#ifdef __REACTOS__
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if(GetGraphicsMode(dev->hdc) == GM_COMPATIBLE) {
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#else
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if(dc->GraphicsMode == GM_COMPATIBLE) {
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#endif
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right--;
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bottom--;
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}
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emr.emr.iType = EMR_ELLIPSE;
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emr.emr.nSize = sizeof(emr);
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emr.rclBox.left = left;
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emr.rclBox.top = top;
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emr.rclBox.right = right;
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emr.rclBox.bottom = bottom;
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if(!physDev->path)
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EMFDRV_UpdateBBox( dev, &emr.rclBox );
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return EMFDRV_WriteRecord( dev, &emr.emr );
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}
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/***********************************************************************
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* EMFDRV_Rectangle
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*/
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BOOL EMFDRV_Rectangle(PHYSDEV dev, INT left, INT top, INT right, INT bottom)
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{
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EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
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#ifndef __REACTOS__
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DC *dc = get_physdev_dc( dev );
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#endif
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EMRRECTANGLE emr;
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INT temp;
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TRACE("%d,%d - %d,%d\n", left, top, right, bottom);
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if(left == right || top == bottom) return FALSE;
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if(left > right) {temp = left; left = right; right = temp;}
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if(top > bottom) {temp = top; top = bottom; bottom = temp;}
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#ifdef __REACTOS__
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if(GetGraphicsMode(dev->hdc) == GM_COMPATIBLE) {
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#else
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if(dc->GraphicsMode == GM_COMPATIBLE) {
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#endif
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right--;
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bottom--;
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}
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emr.emr.iType = EMR_RECTANGLE;
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emr.emr.nSize = sizeof(emr);
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emr.rclBox.left = left;
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emr.rclBox.top = top;
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emr.rclBox.right = right;
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emr.rclBox.bottom = bottom;
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if(!physDev->path)
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EMFDRV_UpdateBBox( dev, &emr.rclBox );
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return EMFDRV_WriteRecord( dev, &emr.emr );
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}
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/***********************************************************************
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* EMFDRV_RoundRect
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*/
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BOOL EMFDRV_RoundRect( PHYSDEV dev, INT left, INT top, INT right,
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INT bottom, INT ell_width, INT ell_height )
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{
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EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
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#ifndef __REACTOS__
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DC *dc = get_physdev_dc( dev );
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#endif
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EMRROUNDRECT emr;
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INT temp;
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if(left == right || top == bottom) return FALSE;
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if(left > right) {temp = left; left = right; right = temp;}
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if(top > bottom) {temp = top; top = bottom; bottom = temp;}
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#ifdef __REACTOS__
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if(GetGraphicsMode(dev->hdc) == GM_COMPATIBLE) {
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#else
|
|
if(dc->GraphicsMode == GM_COMPATIBLE) {
|
|
#endif
|
|
right--;
|
|
bottom--;
|
|
}
|
|
|
|
emr.emr.iType = EMR_ROUNDRECT;
|
|
emr.emr.nSize = sizeof(emr);
|
|
emr.rclBox.left = left;
|
|
emr.rclBox.top = top;
|
|
emr.rclBox.right = right;
|
|
emr.rclBox.bottom = bottom;
|
|
emr.szlCorner.cx = ell_width;
|
|
emr.szlCorner.cy = ell_height;
|
|
|
|
if(!physDev->path)
|
|
EMFDRV_UpdateBBox( dev, &emr.rclBox );
|
|
return EMFDRV_WriteRecord( dev, &emr.emr );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* EMFDRV_SetPixel
|
|
*/
|
|
COLORREF EMFDRV_SetPixel( PHYSDEV dev, INT x, INT y, COLORREF color )
|
|
{
|
|
EMRSETPIXELV emr;
|
|
|
|
emr.emr.iType = EMR_SETPIXELV;
|
|
emr.emr.nSize = sizeof(emr);
|
|
emr.ptlPixel.x = x;
|
|
emr.ptlPixel.y = y;
|
|
emr.crColor = color;
|
|
|
|
if (EMFDRV_WriteRecord( dev, &emr.emr )) {
|
|
RECTL bounds;
|
|
bounds.left = bounds.right = x;
|
|
bounds.top = bounds.bottom = y;
|
|
EMFDRV_UpdateBBox( dev, &bounds );
|
|
return color;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_Polylinegon
|
|
*
|
|
* Helper for EMFDRV_Poly{line|gon}
|
|
*/
|
|
static BOOL
|
|
EMFDRV_Polylinegon( PHYSDEV dev, const POINT* pt, INT count, DWORD iType )
|
|
{
|
|
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
|
|
#ifndef __REACTOS__
|
|
DC *dc = get_physdev_dc( dev );
|
|
#endif
|
|
EMRPOLYLINE *emr;
|
|
DWORD size;
|
|
BOOL ret, use_small_emr = can_use_short_points( pt, count );
|
|
|
|
size = use_small_emr ? offsetof( EMRPOLYLINE16, apts[count] ) : offsetof( EMRPOLYLINE, aptl[count] );
|
|
|
|
emr = HeapAlloc( GetProcessHeap(), 0, size );
|
|
emr->emr.iType = use_small_emr ? iType + EMR_POLYLINE16 - EMR_POLYLINE : iType;
|
|
emr->emr.nSize = size;
|
|
emr->cptl = count;
|
|
|
|
store_points( emr->aptl, pt, count, use_small_emr );
|
|
|
|
if (!physDev->path)
|
|
get_points_bounds( &emr->rclBounds, pt, count,
|
|
#ifdef __REACTOS__
|
|
(iType == EMR_POLYBEZIERTO || iType == EMR_POLYLINETO) ? dev->hdc : 0 );
|
|
#else
|
|
(iType == EMR_POLYBEZIERTO || iType == EMR_POLYLINETO) ? dc : 0 );
|
|
#endif
|
|
else
|
|
emr->rclBounds = empty_bounds;
|
|
|
|
ret = EMFDRV_WriteRecord( dev, &emr->emr );
|
|
if (ret && !physDev->path)
|
|
EMFDRV_UpdateBBox( dev, &emr->rclBounds );
|
|
HeapFree( GetProcessHeap(), 0, emr );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_Polyline
|
|
*/
|
|
BOOL EMFDRV_Polyline( PHYSDEV dev, const POINT* pt, INT count )
|
|
{
|
|
return EMFDRV_Polylinegon( dev, pt, count, EMR_POLYLINE );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_PolylineTo
|
|
*/
|
|
BOOL EMFDRV_PolylineTo( PHYSDEV dev, const POINT* pt, INT count )
|
|
{
|
|
return EMFDRV_Polylinegon( dev, pt, count, EMR_POLYLINETO );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_Polygon
|
|
*/
|
|
BOOL EMFDRV_Polygon( PHYSDEV dev, const POINT* pt, INT count )
|
|
{
|
|
if(count < 2) return FALSE;
|
|
return EMFDRV_Polylinegon( dev, pt, count, EMR_POLYGON );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_PolyBezier
|
|
*/
|
|
BOOL EMFDRV_PolyBezier( PHYSDEV dev, const POINT *pts, DWORD count )
|
|
{
|
|
return EMFDRV_Polylinegon( dev, pts, count, EMR_POLYBEZIER );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_PolyBezierTo
|
|
*/
|
|
BOOL EMFDRV_PolyBezierTo( PHYSDEV dev, const POINT *pts, DWORD count )
|
|
{
|
|
return EMFDRV_Polylinegon( dev, pts, count, EMR_POLYBEZIERTO );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_PolyPolylinegon
|
|
*
|
|
* Helper for EMFDRV_PolyPoly{line|gon}
|
|
*/
|
|
static BOOL
|
|
EMFDRV_PolyPolylinegon( PHYSDEV dev, const POINT* pt, const INT* counts, UINT polys,
|
|
DWORD iType)
|
|
{
|
|
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
|
|
EMRPOLYPOLYLINE *emr;
|
|
DWORD cptl = 0, poly, size;
|
|
BOOL ret, use_small_emr, bounds_valid = TRUE;
|
|
|
|
for(poly = 0; poly < polys; poly++) {
|
|
cptl += counts[poly];
|
|
if(counts[poly] < 2) bounds_valid = FALSE;
|
|
}
|
|
if(!cptl) bounds_valid = FALSE;
|
|
use_small_emr = can_use_short_points( pt, cptl );
|
|
|
|
size = FIELD_OFFSET(EMRPOLYPOLYLINE, aPolyCounts[polys]);
|
|
if(use_small_emr)
|
|
size += cptl * sizeof(POINTS);
|
|
else
|
|
size += cptl * sizeof(POINTL);
|
|
|
|
emr = HeapAlloc( GetProcessHeap(), 0, size );
|
|
|
|
emr->emr.iType = iType;
|
|
if(use_small_emr) emr->emr.iType += EMR_POLYPOLYLINE16 - EMR_POLYPOLYLINE;
|
|
|
|
emr->emr.nSize = size;
|
|
if(bounds_valid && !physDev->path)
|
|
get_points_bounds( &emr->rclBounds, pt, cptl, 0 );
|
|
else
|
|
emr->rclBounds = empty_bounds;
|
|
emr->nPolys = polys;
|
|
emr->cptl = cptl;
|
|
|
|
if(polys)
|
|
{
|
|
memcpy( emr->aPolyCounts, counts, polys * sizeof(DWORD) );
|
|
store_points( (POINTL *)(emr->aPolyCounts + polys), pt, cptl, use_small_emr );
|
|
}
|
|
|
|
ret = EMFDRV_WriteRecord( dev, &emr->emr );
|
|
if(ret && !bounds_valid)
|
|
{
|
|
ret = FALSE;
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
}
|
|
if(ret && !physDev->path)
|
|
EMFDRV_UpdateBBox( dev, &emr->rclBounds );
|
|
HeapFree( GetProcessHeap(), 0, emr );
|
|
return ret;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_PolyPolyline
|
|
*/
|
|
BOOL EMFDRV_PolyPolyline(PHYSDEV dev, const POINT* pt, const DWORD* counts, DWORD polys)
|
|
{
|
|
return EMFDRV_PolyPolylinegon( dev, pt, (const INT *)counts, polys,
|
|
EMR_POLYPOLYLINE );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_PolyPolygon
|
|
*/
|
|
BOOL EMFDRV_PolyPolygon( PHYSDEV dev, const POINT* pt, const INT* counts, UINT polys )
|
|
{
|
|
return EMFDRV_PolyPolylinegon( dev, pt, counts, polys, EMR_POLYPOLYGON );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_PolyDraw
|
|
*/
|
|
BOOL EMFDRV_PolyDraw( PHYSDEV dev, const POINT *pts, const BYTE *types, DWORD count )
|
|
{
|
|
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
|
|
EMRPOLYDRAW *emr;
|
|
BOOL ret;
|
|
BYTE *types_dest;
|
|
BOOL use_small_emr = can_use_short_points( pts, count );
|
|
DWORD size;
|
|
|
|
size = use_small_emr ? offsetof( EMRPOLYDRAW16, apts[count] ) : offsetof( EMRPOLYDRAW, aptl[count] );
|
|
size += (count + 3) & ~3;
|
|
|
|
if (!(emr = HeapAlloc( GetProcessHeap(), 0, size ))) return FALSE;
|
|
|
|
emr->emr.iType = use_small_emr ? EMR_POLYDRAW16 : EMR_POLYDRAW;
|
|
emr->emr.nSize = size;
|
|
emr->cptl = count;
|
|
|
|
types_dest = store_points( emr->aptl, pts, count, use_small_emr );
|
|
memcpy( types_dest, types, count );
|
|
if (count & 3) memset( types_dest + count, 0, 4 - (count & 3) );
|
|
|
|
if (!physDev->path)
|
|
get_points_bounds( &emr->rclBounds, pts, count, 0 );
|
|
else
|
|
emr->rclBounds = empty_bounds;
|
|
|
|
ret = EMFDRV_WriteRecord( dev, &emr->emr );
|
|
if (ret && !physDev->path) EMFDRV_UpdateBBox( dev, &emr->rclBounds );
|
|
HeapFree( GetProcessHeap(), 0, emr );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_ExtFloodFill
|
|
*/
|
|
BOOL EMFDRV_ExtFloodFill( PHYSDEV dev, INT x, INT y, COLORREF color, UINT fillType )
|
|
{
|
|
EMREXTFLOODFILL emr;
|
|
|
|
emr.emr.iType = EMR_EXTFLOODFILL;
|
|
emr.emr.nSize = sizeof(emr);
|
|
emr.ptlStart.x = x;
|
|
emr.ptlStart.y = y;
|
|
emr.crColor = color;
|
|
emr.iMode = fillType;
|
|
|
|
return EMFDRV_WriteRecord( dev, &emr.emr );
|
|
}
|
|
|
|
|
|
/*********************************************************************
|
|
* EMFDRV_FillRgn
|
|
*/
|
|
BOOL EMFDRV_FillRgn( PHYSDEV dev, HRGN hrgn, HBRUSH hbrush )
|
|
{
|
|
EMRFILLRGN *emr;
|
|
DWORD size, rgnsize, index;
|
|
BOOL ret;
|
|
|
|
index = EMFDRV_CreateBrushIndirect( dev, hbrush );
|
|
if(!index) return FALSE;
|
|
|
|
rgnsize = GetRegionData( hrgn, 0, NULL );
|
|
size = rgnsize + offsetof(EMRFILLRGN,RgnData);
|
|
emr = HeapAlloc( GetProcessHeap(), 0, size );
|
|
|
|
GetRegionData( hrgn, rgnsize, (RGNDATA *)&emr->RgnData );
|
|
|
|
emr->emr.iType = EMR_FILLRGN;
|
|
emr->emr.nSize = size;
|
|
emr->rclBounds.left = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.left;
|
|
emr->rclBounds.top = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.top;
|
|
emr->rclBounds.right = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.right - 1;
|
|
emr->rclBounds.bottom = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.bottom - 1;
|
|
emr->cbRgnData = rgnsize;
|
|
emr->ihBrush = index;
|
|
|
|
ret = EMFDRV_WriteRecord( dev, &emr->emr );
|
|
if(ret)
|
|
EMFDRV_UpdateBBox( dev, &emr->rclBounds );
|
|
HeapFree( GetProcessHeap(), 0, emr );
|
|
return ret;
|
|
}
|
|
/*********************************************************************
|
|
* EMFDRV_FrameRgn
|
|
*/
|
|
BOOL EMFDRV_FrameRgn( PHYSDEV dev, HRGN hrgn, HBRUSH hbrush, INT width, INT height )
|
|
{
|
|
EMRFRAMERGN *emr;
|
|
DWORD size, rgnsize, index;
|
|
BOOL ret;
|
|
|
|
index = EMFDRV_CreateBrushIndirect( dev, hbrush );
|
|
if(!index) return FALSE;
|
|
|
|
rgnsize = GetRegionData( hrgn, 0, NULL );
|
|
size = rgnsize + offsetof(EMRFRAMERGN,RgnData);
|
|
emr = HeapAlloc( GetProcessHeap(), 0, size );
|
|
|
|
GetRegionData( hrgn, rgnsize, (RGNDATA *)&emr->RgnData );
|
|
|
|
emr->emr.iType = EMR_FRAMERGN;
|
|
emr->emr.nSize = size;
|
|
emr->rclBounds.left = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.left;
|
|
emr->rclBounds.top = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.top;
|
|
emr->rclBounds.right = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.right - 1;
|
|
emr->rclBounds.bottom = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.bottom - 1;
|
|
emr->cbRgnData = rgnsize;
|
|
emr->ihBrush = index;
|
|
emr->szlStroke.cx = width;
|
|
emr->szlStroke.cy = height;
|
|
|
|
ret = EMFDRV_WriteRecord( dev, &emr->emr );
|
|
if(ret)
|
|
EMFDRV_UpdateBBox( dev, &emr->rclBounds );
|
|
HeapFree( GetProcessHeap(), 0, emr );
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* EMFDRV_PaintInvertRgn
|
|
*
|
|
* Helper for EMFDRV_{Paint|Invert}Rgn
|
|
*/
|
|
static BOOL EMFDRV_PaintInvertRgn( PHYSDEV dev, HRGN hrgn, DWORD iType )
|
|
{
|
|
EMRINVERTRGN *emr;
|
|
DWORD size, rgnsize;
|
|
BOOL ret;
|
|
|
|
|
|
rgnsize = GetRegionData( hrgn, 0, NULL );
|
|
size = rgnsize + offsetof(EMRINVERTRGN,RgnData);
|
|
emr = HeapAlloc( GetProcessHeap(), 0, size );
|
|
|
|
GetRegionData( hrgn, rgnsize, (RGNDATA *)&emr->RgnData );
|
|
|
|
emr->emr.iType = iType;
|
|
emr->emr.nSize = size;
|
|
emr->rclBounds.left = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.left;
|
|
emr->rclBounds.top = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.top;
|
|
emr->rclBounds.right = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.right - 1;
|
|
emr->rclBounds.bottom = ((RGNDATA *)&emr->RgnData)->rdh.rcBound.bottom - 1;
|
|
emr->cbRgnData = rgnsize;
|
|
|
|
ret = EMFDRV_WriteRecord( dev, &emr->emr );
|
|
if(ret)
|
|
EMFDRV_UpdateBBox( dev, &emr->rclBounds );
|
|
HeapFree( GetProcessHeap(), 0, emr );
|
|
return ret;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_PaintRgn
|
|
*/
|
|
BOOL EMFDRV_PaintRgn( PHYSDEV dev, HRGN hrgn )
|
|
{
|
|
return EMFDRV_PaintInvertRgn( dev, hrgn, EMR_PAINTRGN );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_InvertRgn
|
|
*/
|
|
BOOL EMFDRV_InvertRgn( PHYSDEV dev, HRGN hrgn )
|
|
{
|
|
return EMFDRV_PaintInvertRgn( dev, hrgn, EMR_INVERTRGN );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_ExtTextOut
|
|
*/
|
|
BOOL EMFDRV_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags, const RECT *lprect,
|
|
LPCWSTR str, UINT count, const INT *lpDx )
|
|
{
|
|
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
|
|
#ifndef __REACTOS__
|
|
DC *dc = get_physdev_dc( dev );
|
|
#endif
|
|
EMREXTTEXTOUTW *pemr;
|
|
DWORD nSize;
|
|
BOOL ret;
|
|
int textHeight = 0;
|
|
int textWidth = 0;
|
|
#ifdef __REACTOS__
|
|
const UINT textAlign = GetTextAlign( dev->hdc );
|
|
const INT graphicsMode = GetGraphicsMode( dev->hdc );
|
|
#else
|
|
const UINT textAlign = dc->textAlign;
|
|
const INT graphicsMode = dc->GraphicsMode;
|
|
#endif
|
|
FLOAT exScale, eyScale;
|
|
|
|
nSize = sizeof(*pemr) + ((count+1) & ~1) * sizeof(WCHAR) + count * sizeof(INT);
|
|
|
|
TRACE("%s %s count %d nSize = %d\n", debugstr_wn(str, count),
|
|
wine_dbgstr_rect(lprect), count, nSize);
|
|
pemr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, nSize);
|
|
|
|
if (graphicsMode == GM_COMPATIBLE)
|
|
{
|
|
const INT horzSize = GetDeviceCaps( dev->hdc, HORZSIZE );
|
|
const INT horzRes = GetDeviceCaps( dev->hdc, HORZRES );
|
|
const INT vertSize = GetDeviceCaps( dev->hdc, VERTSIZE );
|
|
const INT vertRes = GetDeviceCaps( dev->hdc, VERTRES );
|
|
SIZE wndext, vportext;
|
|
|
|
GetViewportExtEx( dev->hdc, &vportext );
|
|
GetWindowExtEx( dev->hdc, &wndext );
|
|
exScale = 100.0 * ((FLOAT)horzSize / (FLOAT)horzRes) /
|
|
((FLOAT)wndext.cx / (FLOAT)vportext.cx);
|
|
eyScale = 100.0 * ((FLOAT)vertSize / (FLOAT)vertRes) /
|
|
((FLOAT)wndext.cy / (FLOAT)vportext.cy);
|
|
}
|
|
else
|
|
{
|
|
exScale = 0.0;
|
|
eyScale = 0.0;
|
|
}
|
|
|
|
pemr->emr.iType = EMR_EXTTEXTOUTW;
|
|
pemr->emr.nSize = nSize;
|
|
pemr->iGraphicsMode = graphicsMode;
|
|
pemr->exScale = exScale;
|
|
pemr->eyScale = eyScale;
|
|
pemr->emrtext.ptlReference.x = x;
|
|
pemr->emrtext.ptlReference.y = y;
|
|
pemr->emrtext.nChars = count;
|
|
pemr->emrtext.offString = sizeof(*pemr);
|
|
memcpy((char*)pemr + pemr->emrtext.offString, str, count * sizeof(WCHAR));
|
|
pemr->emrtext.fOptions = flags;
|
|
if(!lprect) {
|
|
pemr->emrtext.rcl.left = pemr->emrtext.rcl.top = 0;
|
|
pemr->emrtext.rcl.right = pemr->emrtext.rcl.bottom = -1;
|
|
} else {
|
|
pemr->emrtext.rcl.left = lprect->left;
|
|
pemr->emrtext.rcl.top = lprect->top;
|
|
pemr->emrtext.rcl.right = lprect->right;
|
|
pemr->emrtext.rcl.bottom = lprect->bottom;
|
|
}
|
|
|
|
pemr->emrtext.offDx = pemr->emrtext.offString + ((count+1) & ~1) * sizeof(WCHAR);
|
|
if(lpDx) {
|
|
UINT i;
|
|
SIZE strSize;
|
|
memcpy((char*)pemr + pemr->emrtext.offDx, lpDx, count * sizeof(INT));
|
|
for (i = 0; i < count; i++) {
|
|
textWidth += lpDx[i];
|
|
}
|
|
if (GetTextExtentPoint32W( dev->hdc, str, count, &strSize ))
|
|
textHeight = strSize.cy;
|
|
}
|
|
else {
|
|
UINT i;
|
|
INT *dx = (INT *)((char*)pemr + pemr->emrtext.offDx);
|
|
SIZE charSize;
|
|
for (i = 0; i < count; i++) {
|
|
if (GetTextExtentPoint32W( dev->hdc, str + i, 1, &charSize )) {
|
|
dx[i] = charSize.cx;
|
|
textWidth += charSize.cx;
|
|
textHeight = max(textHeight, charSize.cy);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (physDev->path)
|
|
{
|
|
pemr->rclBounds.left = pemr->rclBounds.top = 0;
|
|
pemr->rclBounds.right = pemr->rclBounds.bottom = -1;
|
|
goto no_bounds;
|
|
}
|
|
|
|
/* FIXME: handle font escapement */
|
|
switch (textAlign & (TA_LEFT | TA_RIGHT | TA_CENTER)) {
|
|
case TA_CENTER: {
|
|
pemr->rclBounds.left = x - (textWidth / 2) - 1;
|
|
pemr->rclBounds.right = x + (textWidth / 2) + 1;
|
|
break;
|
|
}
|
|
case TA_RIGHT: {
|
|
pemr->rclBounds.left = x - textWidth - 1;
|
|
pemr->rclBounds.right = x;
|
|
break;
|
|
}
|
|
default: { /* TA_LEFT */
|
|
pemr->rclBounds.left = x;
|
|
pemr->rclBounds.right = x + textWidth + 1;
|
|
}
|
|
}
|
|
|
|
switch (textAlign & (TA_TOP | TA_BOTTOM | TA_BASELINE)) {
|
|
case TA_BASELINE: {
|
|
TEXTMETRICW tm;
|
|
if (!GetTextMetricsW( dev->hdc, &tm ))
|
|
tm.tmDescent = 0;
|
|
/* Play safe here... it's better to have a bounding box */
|
|
/* that is too big than too small. */
|
|
pemr->rclBounds.top = y - textHeight - 1;
|
|
pemr->rclBounds.bottom = y + tm.tmDescent + 1;
|
|
break;
|
|
}
|
|
case TA_BOTTOM: {
|
|
pemr->rclBounds.top = y - textHeight - 1;
|
|
pemr->rclBounds.bottom = y;
|
|
break;
|
|
}
|
|
default: { /* TA_TOP */
|
|
pemr->rclBounds.top = y;
|
|
pemr->rclBounds.bottom = y + textHeight + 1;
|
|
}
|
|
}
|
|
EMFDRV_UpdateBBox( dev, &pemr->rclBounds );
|
|
|
|
no_bounds:
|
|
ret = EMFDRV_WriteRecord( dev, &pemr->emr );
|
|
HeapFree( GetProcessHeap(), 0, pemr );
|
|
return ret;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_GradientFill
|
|
*/
|
|
BOOL EMFDRV_GradientFill( PHYSDEV dev, TRIVERTEX *vert_array, ULONG nvert,
|
|
void *grad_array, ULONG ngrad, ULONG mode )
|
|
{
|
|
EMRGRADIENTFILL *emr;
|
|
ULONG i, pt, size, num_pts = ngrad * (mode == GRADIENT_FILL_TRIANGLE ? 3 : 2);
|
|
const ULONG *pts = (const ULONG *)grad_array;
|
|
BOOL ret;
|
|
|
|
size = FIELD_OFFSET(EMRGRADIENTFILL, Ver[nvert]) + num_pts * sizeof(pts[0]);
|
|
|
|
emr = HeapAlloc( GetProcessHeap(), 0, size );
|
|
if (!emr) return FALSE;
|
|
|
|
for (i = 0; i < num_pts; i++)
|
|
{
|
|
pt = pts[i];
|
|
|
|
if (i == 0)
|
|
{
|
|
emr->rclBounds.left = emr->rclBounds.right = vert_array[pt].x;
|
|
emr->rclBounds.top = emr->rclBounds.bottom = vert_array[pt].y;
|
|
}
|
|
else
|
|
{
|
|
if (vert_array[pt].x < emr->rclBounds.left)
|
|
emr->rclBounds.left = vert_array[pt].x;
|
|
else if (vert_array[pt].x > emr->rclBounds.right)
|
|
emr->rclBounds.right = vert_array[pt].x;
|
|
if (vert_array[pt].y < emr->rclBounds.top)
|
|
emr->rclBounds.top = vert_array[pt].y;
|
|
else if (vert_array[pt].y > emr->rclBounds.bottom)
|
|
emr->rclBounds.bottom = vert_array[pt].y;
|
|
}
|
|
}
|
|
emr->rclBounds.right--;
|
|
emr->rclBounds.bottom--;
|
|
|
|
emr->emr.iType = EMR_GRADIENTFILL;
|
|
emr->emr.nSize = size;
|
|
emr->nVer = nvert;
|
|
emr->nTri = ngrad;
|
|
emr->ulMode = mode;
|
|
memcpy( emr->Ver, vert_array, nvert * sizeof(vert_array[0]) );
|
|
memcpy( emr->Ver + nvert, pts, num_pts * sizeof(pts[0]) );
|
|
|
|
EMFDRV_UpdateBBox( dev, &emr->rclBounds );
|
|
ret = EMFDRV_WriteRecord( dev, &emr->emr );
|
|
HeapFree( GetProcessHeap(), 0, emr );
|
|
return ret;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_FillPath
|
|
*/
|
|
BOOL EMFDRV_FillPath( PHYSDEV dev )
|
|
{
|
|
return emfdrv_stroke_and_fill_path( dev, EMR_FILLPATH );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_StrokeAndFillPath
|
|
*/
|
|
BOOL EMFDRV_StrokeAndFillPath( PHYSDEV dev )
|
|
{
|
|
return emfdrv_stroke_and_fill_path( dev, EMR_STROKEANDFILLPATH );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* EMFDRV_StrokePath
|
|
*/
|
|
BOOL EMFDRV_StrokePath( PHYSDEV dev )
|
|
{
|
|
return emfdrv_stroke_and_fill_path( dev, EMR_STROKEPATH );
|
|
}
|