Sweden-Number/dlls/gdi32/enhmfdrv/dc.c

534 lines
14 KiB
C

/*
* Enhanced MetaFile driver dc value functions
*
* Copyright 1999 Huw D M Davies
* Copyright 2016 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <assert.h>
#include "enhmfdrv/enhmetafiledrv.h"
BOOL EMFDC_SaveDC( DC_ATTR *dc_attr )
{
EMRSAVEDC emr;
emr.emr.iType = EMR_SAVEDC;
emr.emr.nSize = sizeof(emr);
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL CDECL EMFDRV_RestoreDC( PHYSDEV dev, INT level )
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pRestoreDC );
EMFDRV_PDEVICE* physDev = get_emf_physdev( dev );
DC *dc = get_physdev_dc( dev );
EMRRESTOREDC emr;
BOOL ret;
emr.emr.iType = EMR_RESTOREDC;
emr.emr.nSize = sizeof(emr);
if (level < 0)
emr.iRelative = level;
else
emr.iRelative = level - dc->saveLevel - 1;
physDev->restoring++;
ret = next->funcs->pRestoreDC( next, level );
physDev->restoring--;
if (ret) EMFDRV_WriteRecord( dev, &emr.emr );
return ret;
}
BOOL EMFDC_SetTextAlign( DC_ATTR *dc_attr, UINT align )
{
EMRSETTEXTALIGN emr;
emr.emr.iType = EMR_SETTEXTALIGN;
emr.emr.nSize = sizeof(emr);
emr.iMode = align;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_SetTextJustification( DC_ATTR *dc_attr, INT extra, INT breaks )
{
EMRSETTEXTJUSTIFICATION emr;
emr.emr.iType = EMR_SETTEXTJUSTIFICATION;
emr.emr.nSize = sizeof(emr);
emr.nBreakExtra = extra;
emr.nBreakCount = breaks;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_SetBkMode( DC_ATTR *dc_attr, INT mode )
{
EMRSETBKMODE emr;
emr.emr.iType = EMR_SETBKMODE;
emr.emr.nSize = sizeof(emr);
emr.iMode = mode;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
COLORREF CDECL EMFDRV_SetBkColor( PHYSDEV dev, COLORREF color )
{
EMRSETBKCOLOR emr;
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
if (physDev->restoring) return color; /* don't output records during RestoreDC */
emr.emr.iType = EMR_SETBKCOLOR;
emr.emr.nSize = sizeof(emr);
emr.crColor = color;
return EMFDRV_WriteRecord( dev, &emr.emr ) ? color : CLR_INVALID;
}
COLORREF CDECL EMFDRV_SetTextColor( PHYSDEV dev, COLORREF color )
{
EMRSETTEXTCOLOR emr;
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
if (physDev->restoring) return color; /* don't output records during RestoreDC */
emr.emr.iType = EMR_SETTEXTCOLOR;
emr.emr.nSize = sizeof(emr);
emr.crColor = color;
return EMFDRV_WriteRecord( dev, &emr.emr ) ? color : CLR_INVALID;
}
BOOL EMFDC_SetROP2( DC_ATTR *dc_attr, INT rop )
{
EMRSETROP2 emr;
emr.emr.iType = EMR_SETROP2;
emr.emr.nSize = sizeof(emr);
emr.iMode = rop;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_SetPolyFillMode( DC_ATTR *dc_attr, INT mode )
{
EMRSETPOLYFILLMODE emr;
emr.emr.iType = EMR_SETPOLYFILLMODE;
emr.emr.nSize = sizeof(emr);
emr.iMode = mode;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_SetStretchBltMode( DC_ATTR *dc_attr, INT mode )
{
EMRSETSTRETCHBLTMODE emr;
emr.emr.iType = EMR_SETSTRETCHBLTMODE;
emr.emr.nSize = sizeof(emr);
emr.iMode = mode;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_SetArcDirection( DC_ATTR *dc_attr, INT dir )
{
EMRSETARCDIRECTION emr;
emr.emr.iType = EMR_SETARCDIRECTION;
emr.emr.nSize = sizeof(emr);
emr.iArcDirection = dir;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
INT EMFDC_ExcludeClipRect( DC_ATTR *dc_attr, INT left, INT top, INT right, INT bottom )
{
EMREXCLUDECLIPRECT emr;
emr.emr.iType = EMR_EXCLUDECLIPRECT;
emr.emr.nSize = sizeof(emr);
emr.rclClip.left = left;
emr.rclClip.top = top;
emr.rclClip.right = right;
emr.rclClip.bottom = bottom;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_IntersectClipRect( DC_ATTR *dc_attr, INT left, INT top, INT right, INT bottom)
{
EMRINTERSECTCLIPRECT emr;
emr.emr.iType = EMR_INTERSECTCLIPRECT;
emr.emr.nSize = sizeof(emr);
emr.rclClip.left = left;
emr.rclClip.top = top;
emr.rclClip.right = right;
emr.rclClip.bottom = bottom;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_OffsetClipRgn( DC_ATTR *dc_attr, INT x, INT y )
{
EMROFFSETCLIPRGN emr;
emr.emr.iType = EMR_OFFSETCLIPRGN;
emr.emr.nSize = sizeof(emr);
emr.ptlOffset.x = x;
emr.ptlOffset.y = y;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_ExtSelectClipRgn( DC_ATTR *dc_attr, HRGN hrgn, INT mode )
{
EMREXTSELECTCLIPRGN *emr;
DWORD size, rgnsize;
BOOL ret;
if (!hrgn)
{
if (mode != RGN_COPY) return ERROR;
rgnsize = 0;
}
else rgnsize = NtGdiGetRegionData( hrgn, 0, NULL );
size = rgnsize + offsetof(EMREXTSELECTCLIPRGN,RgnData);
emr = HeapAlloc( GetProcessHeap(), 0, size );
if (rgnsize) NtGdiGetRegionData( hrgn, rgnsize, (RGNDATA *)&emr->RgnData );
emr->emr.iType = EMR_EXTSELECTCLIPRGN;
emr->emr.nSize = size;
emr->cbRgnData = rgnsize;
emr->iMode = mode;
ret = EMFDRV_WriteRecord( dc_attr->emf, &emr->emr );
HeapFree( GetProcessHeap(), 0, emr );
return ret;
}
BOOL EMFDC_SetMapMode( DC_ATTR *dc_attr, INT mode )
{
EMRSETMAPMODE emr;
emr.emr.iType = EMR_SETMAPMODE;
emr.emr.nSize = sizeof(emr);
emr.iMode = mode;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL CDECL EMFDRV_SetViewportExtEx( PHYSDEV dev, INT cx, INT cy, SIZE *size )
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pSetViewportExtEx );
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
EMRSETVIEWPORTEXTEX emr;
BOOL ret;
emr.emr.iType = EMR_SETVIEWPORTEXTEX;
emr.emr.nSize = sizeof(emr);
emr.szlExtent.cx = cx;
emr.szlExtent.cy = cy;
if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
physDev->modifying_transform++;
ret = next->funcs->pSetViewportExtEx( next, cx, cy, size );
physDev->modifying_transform--;
return ret;
}
BOOL CDECL EMFDRV_SetWindowExtEx( PHYSDEV dev, INT cx, INT cy, SIZE *size )
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pSetWindowExtEx );
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
EMRSETWINDOWEXTEX emr;
BOOL ret;
emr.emr.iType = EMR_SETWINDOWEXTEX;
emr.emr.nSize = sizeof(emr);
emr.szlExtent.cx = cx;
emr.szlExtent.cy = cy;
if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
physDev->modifying_transform++;
ret = next->funcs->pSetWindowExtEx( next, cx, cy, size );
physDev->modifying_transform--;
return ret;
}
BOOL CDECL EMFDRV_SetViewportOrgEx( PHYSDEV dev, INT x, INT y, POINT *pt )
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pSetViewportOrgEx );
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
EMRSETVIEWPORTORGEX emr;
BOOL ret;
emr.emr.iType = EMR_SETVIEWPORTORGEX;
emr.emr.nSize = sizeof(emr);
emr.ptlOrigin.x = x;
emr.ptlOrigin.y = y;
if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
physDev->modifying_transform++;
ret = next->funcs->pSetViewportOrgEx( next, x, y, pt );
physDev->modifying_transform--;
return ret;
}
BOOL CDECL EMFDRV_SetWindowOrgEx( PHYSDEV dev, INT x, INT y, POINT *pt )
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pSetWindowOrgEx );
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
EMRSETWINDOWORGEX emr;
BOOL ret;
emr.emr.iType = EMR_SETWINDOWORGEX;
emr.emr.nSize = sizeof(emr);
emr.ptlOrigin.x = x;
emr.ptlOrigin.y = y;
if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
physDev->modifying_transform++;
ret = next->funcs->pSetWindowOrgEx( next, x, y, pt );
physDev->modifying_transform--;
return ret;
}
BOOL EMFDC_ScaleViewportExtEx( DC_ATTR *dc_attr, INT x_num, INT x_denom, INT y_num, INT y_denom )
{
EMRSCALEVIEWPORTEXTEX emr;
emr.emr.iType = EMR_SCALEVIEWPORTEXTEX;
emr.emr.nSize = sizeof(emr);
emr.xNum = x_num;
emr.xDenom = x_denom;
emr.yNum = y_num;
emr.yDenom = y_denom;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_ScaleWindowExtEx( DC_ATTR *dc_attr, INT x_num, INT x_denom, INT y_num, INT y_denom )
{
EMRSCALEWINDOWEXTEX emr;
emr.emr.iType = EMR_SCALEWINDOWEXTEX;
emr.emr.nSize = sizeof(emr);
emr.xNum = x_num;
emr.xDenom = x_denom;
emr.yNum = y_num;
emr.yDenom = y_denom;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_SetLayout( DC_ATTR *dc_attr, DWORD layout )
{
EMRSETLAYOUT emr;
emr.emr.iType = EMR_SETLAYOUT;
emr.emr.nSize = sizeof(emr);
emr.iMode = layout;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL CDECL EMFDRV_SetWorldTransform( PHYSDEV dev, const XFORM *xform)
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pSetWorldTransform );
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
EMRSETWORLDTRANSFORM emr;
BOOL ret;
emr.emr.iType = EMR_SETWORLDTRANSFORM;
emr.emr.nSize = sizeof(emr);
emr.xform = *xform;
if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
physDev->modifying_transform++;
ret = next->funcs->pSetWorldTransform( next, xform );
physDev->modifying_transform--;
return ret;
}
BOOL CDECL EMFDRV_ModifyWorldTransform( PHYSDEV dev, const XFORM *xform, DWORD mode)
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pModifyWorldTransform );
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
EMRMODIFYWORLDTRANSFORM emr;
BOOL ret;
emr.emr.iType = EMR_MODIFYWORLDTRANSFORM;
emr.emr.nSize = sizeof(emr);
if (mode == MWT_IDENTITY)
{
emr.xform.eM11 = 1.0f;
emr.xform.eM12 = 0.0f;
emr.xform.eM21 = 0.0f;
emr.xform.eM22 = 1.0f;
emr.xform.eDx = 0.0f;
emr.xform.eDy = 0.0f;
}
else
{
emr.xform = *xform;
}
emr.iMode = mode;
if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
physDev->modifying_transform++;
ret = next->funcs->pModifyWorldTransform( next, xform, mode );
physDev->modifying_transform--;
return ret;
}
BOOL CDECL EMFDRV_OffsetViewportOrgEx( PHYSDEV dev, INT x, INT y, POINT *pt )
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pOffsetViewportOrgEx );
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
EMRSETVIEWPORTORGEX emr;
POINT prev;
BOOL ret;
GetViewportOrgEx( dev->hdc, &prev );
emr.emr.iType = EMR_SETVIEWPORTORGEX;
emr.emr.nSize = sizeof(emr);
emr.ptlOrigin.x = prev.x + x;
emr.ptlOrigin.y = prev.y + y;
if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
physDev->modifying_transform++;
ret = next->funcs->pOffsetViewportOrgEx( next, x, y, pt );
physDev->modifying_transform--;
return ret;
}
BOOL CDECL EMFDRV_OffsetWindowOrgEx( PHYSDEV dev, INT x, INT y, POINT *pt )
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pOffsetWindowOrgEx );
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
EMRSETWINDOWORGEX emr;
POINT prev;
BOOL ret;
GetWindowOrgEx( dev->hdc, &prev );
emr.emr.iType = EMR_SETWINDOWORGEX;
emr.emr.nSize = sizeof(emr);
emr.ptlOrigin.x = prev.x + x;
emr.ptlOrigin.y = prev.y + y;
if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
physDev->modifying_transform++;
ret = next->funcs->pOffsetWindowOrgEx( next, x, y, pt );
physDev->modifying_transform--;
return ret;
}
BOOL EMFDC_SetMapperFlags( DC_ATTR *dc_attr, DWORD flags )
{
EMRSETMAPPERFLAGS emr;
emr.emr.iType = EMR_SETMAPPERFLAGS;
emr.emr.nSize = sizeof(emr);
emr.dwFlags = flags;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_AbortPath( DC_ATTR *dc_attr )
{
EMFDRV_PDEVICE *emf = dc_attr->emf;
EMRABORTPATH emr;
emr.emr.iType = EMR_ABORTPATH;
emr.emr.nSize = sizeof(emr);
emf->path = FALSE;
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_BeginPath( DC_ATTR *dc_attr )
{
EMFDRV_PDEVICE *emf = dc_attr->emf;
EMRBEGINPATH emr;
emr.emr.iType = EMR_BEGINPATH;
emr.emr.nSize = sizeof(emr);
if (!EMFDRV_WriteRecord( &emf->dev, &emr.emr )) return FALSE;
emf->path = TRUE;
return TRUE;
}
BOOL EMFDC_CloseFigure( DC_ATTR *dc_attr )
{
EMRCLOSEFIGURE emr;
emr.emr.iType = EMR_CLOSEFIGURE;
emr.emr.nSize = sizeof(emr);
return EMFDRV_WriteRecord( dc_attr->emf, &emr.emr );
}
BOOL EMFDC_EndPath( DC_ATTR *dc_attr )
{
EMFDRV_PDEVICE *emf = dc_attr->emf;
EMRENDPATH emr;
emr.emr.iType = EMR_ENDPATH;
emr.emr.nSize = sizeof(emr);
emf->path = FALSE;
return EMFDRV_WriteRecord( &emf->dev, &emr.emr );
}
BOOL CDECL EMFDRV_FlattenPath( PHYSDEV dev )
{
EMRFLATTENPATH emr;
emr.emr.iType = EMR_FLATTENPATH;
emr.emr.nSize = sizeof(emr);
return EMFDRV_WriteRecord( dev, &emr.emr );
}
BOOL CDECL EMFDRV_SelectClipPath( PHYSDEV dev, INT iMode )
{
EMRSELECTCLIPPATH emr;
BOOL ret = FALSE;
HRGN hrgn;
emr.emr.iType = EMR_SELECTCLIPPATH;
emr.emr.nSize = sizeof(emr);
emr.iMode = iMode;
if (!EMFDRV_WriteRecord( dev, &emr.emr )) return FALSE;
hrgn = PathToRegion( dev->hdc );
if (hrgn)
{
ret = NtGdiExtSelectClipRgn( dev->hdc, hrgn, iMode );
DeleteObject( hrgn );
}
return ret;
}
BOOL CDECL EMFDRV_WidenPath( PHYSDEV dev )
{
EMRWIDENPATH emr;
emr.emr.iType = EMR_WIDENPATH;
emr.emr.nSize = sizeof(emr);
return EMFDRV_WriteRecord( dev, &emr.emr );
}
INT CDECL EMFDRV_GetDeviceCaps(PHYSDEV dev, INT cap)
{
EMFDRV_PDEVICE *physDev = get_emf_physdev( dev );
if (cap >= 0 && cap < ARRAY_SIZE( physDev->dev_caps ))
return physDev->dev_caps[cap];
return 0;
}