/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: gdimtf.cxx,v $
*
* $Revision: 1.20 $
*
* last change: $Author: ihi $ $Date: 2006-08-03 12:37:57 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* 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 _VOS_MACROS_HXX_
#include <vos/macros.hxx>
#endif
#ifndef _RTL_CRC_H_
#include <rtl/crc.h>
#endif
#ifndef _STREAM_HXX
#include <tools/stream.hxx>
#endif
#ifndef _VCOMPAT_HXX
#include <tools/vcompat.hxx>
#endif
#ifndef _SV_METAACT_HXX
#include <metaact.hxx>
#endif
#ifndef _SV_SALBTYPE_HXX
#include <salbtype.hxx>
#endif
#ifndef _SV_OUTDEV_HXX
#include <outdev.hxx>
#endif
#ifndef _SV_WINDOW_HXX
#include <window.hxx>
#endif
#ifndef _SV_CVTSVM_HXX
#include <cvtsvm.hxx>
#endif
#ifndef _SV_VIRDEV_HXX
#include <virdev.hxx>
#endif
#include <gdimtf.hxx>
#include "graphictools.hxx"
// -----------
// - Defines -
// -----------
#define GAMMA( _def_cVal, _def_InvGamma ) ((BYTE)MinMax(FRound(pow( _def_cVal/255.0,_def_InvGamma)*255.0),0L,255L))
// --------------------------
// - Color exchange structs -
// --------------------------
struct ImplColAdjustParam
{
BYTE* pMapR;
BYTE* pMapG;
BYTE* pMapB;
};
struct ImplBmpAdjustParam
{
short nLuminancePercent;
short nContrastPercent;
short nChannelRPercent;
short nChannelGPercent;
short nChannelBPercent;
double fGamma;
BOOL bInvert;
};
// -----------------------------------------------------------------------------
struct ImplColConvertParam
{
MtfConversion eConversion;
};
struct ImplBmpConvertParam
{
BmpConversion eConversion;
};
// -----------------------------------------------------------------------------
struct ImplColMonoParam
{
Color aColor;
};
struct ImplBmpMonoParam
{
Color aColor;
};
// -----------------------------------------------------------------------------
struct ImplColReplaceParam
{
ULONG* pMinR;
ULONG* pMaxR;
ULONG* pMinG;
ULONG* pMaxG;
ULONG* pMinB;
ULONG* pMaxB;
const Color* pDstCols;
ULONG nCount;
};
struct ImplBmpReplaceParam
{
const Color* pSrcCols;
const Color* pDstCols;
ULONG nCount;
const ULONG* pTols;
};
// ---------
// - Label -
// ---------
struct ImpLabel
{
String aLabelName;
ULONG nActionPos;
ImpLabel( const String& rLabelName, ULONG _nActionPos ) :
aLabelName( rLabelName ),
nActionPos( _nActionPos ) {}
};
// -------------
// - LabelList -
// -------------
class ImpLabelList : private List
{
public:
ImpLabelList() : List( 8, 4, 4 ) {}
ImpLabelList( const ImpLabelList& rList );
~ImpLabelList();
void ImplInsert( ImpLabel* p ) { Insert( p, LIST_APPEND ); }
ImpLabel* ImplRemove( ULONG nPos ) { return (ImpLabel*) Remove( nPos ); }
void ImplReplace( ImpLabel* p ) { Replace( (void*)p ); }
ImpLabel* ImplFirst() { return (ImpLabel*) First(); }
ImpLabel* ImplNext() { return (ImpLabel*) Next(); }
ImpLabel* ImplGetLabel( ULONG nPos ) const { return (ImpLabel*) GetObject( nPos ); }
ULONG ImplGetLabelPos( const String& rLabelName );
ULONG ImplCount() const { return Count(); }
};
// ------------------------------------------------------------------------
ImpLabelList::ImpLabelList( const ImpLabelList& rList ) :
List( rList )
{
for( ImpLabel* pLabel = ImplFirst(); pLabel; pLabel = ImplNext() )
ImplReplace( new ImpLabel( *pLabel ) );
}
// ------------------------------------------------------------------------
ImpLabelList::~ImpLabelList()
{
for( ImpLabel* pLabel = ImplFirst(); pLabel; pLabel = ImplNext() )
delete pLabel;
}
// ------------------------------------------------------------------------
ULONG ImpLabelList::ImplGetLabelPos( const String& rLabelName )
{
ULONG nLabelPos = METAFILE_LABEL_NOTFOUND;
for( ImpLabel* pLabel = ImplFirst(); pLabel; pLabel = ImplNext() )
{
if ( rLabelName == pLabel->aLabelName )
{
nLabelPos = GetCurPos();
break;
}
}
return nLabelPos;
}
// ---------------
// - GDIMetaFile -
// ---------------
GDIMetaFile::GDIMetaFile() :
List ( 0x3EFF, 64, 64 ),
aPrefSize ( 1, 1 ),
pPrev ( NULL ),
pNext ( NULL ),
pOutDev ( NULL ),
pLabelList ( NULL ),
bPause ( FALSE ),
bRecord ( FALSE )
{
}
// ------------------------------------------------------------------------
GDIMetaFile::GDIMetaFile( const GDIMetaFile& rMtf ) :
List ( rMtf ),
aPrefMapMode ( rMtf.aPrefMapMode ),
aPrefSize ( rMtf.aPrefSize ),
aHookHdlLink ( rMtf.aHookHdlLink ),
pPrev ( rMtf.pPrev ),
pNext ( rMtf.pNext ),
pOutDev ( NULL ),
bPause ( FALSE ),
bRecord ( FALSE )
{
// RefCount der MetaActions erhoehen
for( void* pAct = First(); pAct; pAct = Next() )
( (MetaAction*) pAct )->Duplicate();
if( rMtf.pLabelList )
pLabelList = new ImpLabelList( *rMtf.pLabelList );
else
pLabelList = NULL;
if( rMtf.bRecord )
{
Record( rMtf.pOutDev );
if ( rMtf.bPause )
Pause( TRUE );
}
}
// ------------------------------------------------------------------------
GDIMetaFile::~GDIMetaFile()
{
Clear();
}
// ------------------------------------------------------------------------
GDIMetaFile& GDIMetaFile::operator=( const GDIMetaFile& rMtf )
{
if( this != &rMtf )
{
Clear();
List::operator=( rMtf );
// RefCount der MetaActions erhoehen
for( void* pAct = First(); pAct; pAct = Next() )
( (MetaAction*) pAct )->Duplicate();
if( rMtf.pLabelList )
pLabelList = new ImpLabelList( *rMtf.pLabelList );
else
pLabelList = NULL;
aPrefMapMode = rMtf.aPrefMapMode;
aPrefSize = rMtf.aPrefSize;
aHookHdlLink = rMtf.aHookHdlLink;
pPrev = rMtf.pPrev;
pNext = rMtf.pNext;
pOutDev = NULL;
bPause = FALSE;
bRecord = FALSE;
if( rMtf.bRecord )
{
Record( rMtf.pOutDev );
if( rMtf.bPause )
Pause( TRUE );
}
}
return *this;
}
// ------------------------------------------------------------------------
BOOL GDIMetaFile::operator==( const GDIMetaFile& rMtf ) const
{
const ULONG nObjCount = Count();
BOOL bRet = FALSE;
if( this == &rMtf )
bRet = TRUE;
else if( rMtf.GetActionCount() == nObjCount &&
rMtf.GetPrefSize() == aPrefSize &&
rMtf.GetPrefMapMode() == aPrefMapMode )
{
bRet = TRUE;
for( ULONG n = 0UL; n < nObjCount; n++ )
{
if( GetObject( n ) != rMtf.GetObject( n ) )
{
bRet = FALSE;
break;
}
}
}
return bRet;
}
// ------------------------------------------------------------------------
sal_Bool GDIMetaFile::IsEqual( const GDIMetaFile& rMtf ) const
{
const ULONG nObjCount = Count();
BOOL bRet = FALSE;
if( this == &rMtf )
bRet = TRUE;
else if( rMtf.GetActionCount() == nObjCount &&
rMtf.GetPrefSize() == aPrefSize &&
rMtf.GetPrefMapMode() == aPrefMapMode )
{
bRet = TRUE;
for( ULONG n = 0UL; n < nObjCount; n++ )
{
if(!((MetaAction*)GetObject( n ))->IsEqual(*((MetaAction*)rMtf.GetObject( n ))))
{
bRet = FALSE;
break;
}
}
}
return bRet;
}
// ------------------------------------------------------------------------
void GDIMetaFile::Clear()
{
if( bRecord )
Stop();
for( void* pAct = First(); pAct; pAct = Next() )
( (MetaAction*) pAct )->Delete();
List::Clear();
delete pLabelList;
pLabelList = NULL;
}
// ------------------------------------------------------------------------
void GDIMetaFile::Linker( OutputDevice* pOut, BOOL bLink )
{
if( bLink )
{
pNext = NULL;
pPrev = pOut->GetConnectMetaFile();
pOut->SetConnectMetaFile( this );
if( pPrev )
pPrev->pNext = this;
}
else
{
if( pNext )
{
pNext->pPrev = pPrev;
if( pPrev )
pPrev->pNext = pNext;
}
else
{
if( pPrev )
pPrev->pNext = NULL;
pOut->SetConnectMetaFile( pPrev );
}
pPrev = NULL;
pNext = NULL;
}
}
// ------------------------------------------------------------------------
long GDIMetaFile::Hook()
{
return aHookHdlLink.Call( this );
}
// ------------------------------------------------------------------------
void GDIMetaFile::Record( OutputDevice* pOut )
{
if( bRecord )
Stop();
Last();
pOutDev = pOut;
bRecord = TRUE;
Linker( pOut, TRUE );
}
// ------------------------------------------------------------------------
void GDIMetaFile::Play( GDIMetaFile& rMtf, ULONG nPos )
{
if ( !bRecord && !rMtf.bRecord )
{
MetaAction* pAction = GetCurAction();
const ULONG nObjCount = Count();
if( nPos > nObjCount )
nPos = nObjCount;
for( ULONG nCurPos = GetCurPos(); nCurPos < nPos; nCurPos++ )
{
if( !Hook() )
{
pAction->Duplicate();
rMtf.AddAction( pAction );
}
pAction = (MetaAction*) Next();
}
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::Play( OutputDevice* pOut, ULONG nPos )
{
if( !bRecord )
{
MetaAction* pAction = GetCurAction();
const ULONG nObjCount = Count();
ULONG i = 0, nSyncCount = ( pOut->GetOutDevType() == OUTDEV_WINDOW ) ? 0x000000ff : 0xffffffff;
if( nPos > nObjCount )
nPos = nObjCount;
// #i23407# Set backwards-compatible text language and layout mode
// This is necessary, since old metafiles don't even know of these
// recent add-ons. Newer metafiles must of course explicitely set
// those states.
pOut->Push( PUSH_TEXTLAYOUTMODE|PUSH_TEXTLANGUAGE );
pOut->SetLayoutMode( 0 );
pOut->SetDigitLanguage( 0 );
for( ULONG nCurPos = GetCurPos(); nCurPos < nPos; nCurPos++ )
{
if( !Hook() )
{
pAction->Execute( pOut );
// flush output from time to time
if( i++ > nSyncCount )
( (Window*) pOut )->Flush(), i = 0;
}
pAction = (MetaAction*) Next();
}
pOut->Pop();
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::Play( OutputDevice* pOut, const Point& rPos,
const Size& rSize, ULONG nPos )
{
Region aDrawClipRegion;
MapMode aDrawMap( GetPrefMapMode() );
Size aDestSize( pOut->LogicToPixel( rSize ) );
if( aDestSize.Width() && aDestSize.Height() )
{
Size aTmpPrefSize( pOut->LogicToPixel( GetPrefSize(), aDrawMap ) );
GDIMetaFile* pMtf = pOut->GetConnectMetaFile();
if( !aTmpPrefSize.Width() )
aTmpPrefSize.Width() = aDestSize.Width();
if( !aTmpPrefSize.Height() )
aTmpPrefSize.Height() = aDestSize.Height();
Fraction aScaleX( aDestSize.Width(), aTmpPrefSize.Width() );
Fraction aScaleY( aDestSize.Height(), aTmpPrefSize.Height() );
aScaleX *= aDrawMap.GetScaleX(); aDrawMap.SetScaleX( aScaleX );
aScaleY *= aDrawMap.GetScaleY(); aDrawMap.SetScaleY( aScaleY );
// #i47260# Convert logical output position to offset within
// the metafile's mapmode. Therefore, disable pixel offset on
// outdev, it's inverse mnOutOffLogicX/Y is calculated for a
// different mapmode (the one currently set on pOut, that is)
// - thus, aDrawMap's origin would generally be wrong. And
// even _if_ aDrawMap is similar to pOutDev's current mapmode,
// it's _still_ undesirable to have pixel offset unequal zero,
// because one would still get round-off errors (the
// round-trip error for LogicToPixel( PixelToLogic() ) was the
// reason for having pixel offset in the first place).
const Size& rOldOffset( pOut->GetPixelOffset() );
const Size aEmptySize;
pOut->SetPixelOffset( aEmptySize );
aDrawMap.SetOrigin( pOut->PixelToLogic( pOut->LogicToPixel( rPos ), aDrawMap ) );
pOut->SetPixelOffset( rOldOffset );
pOut->Push();
if ( pMtf && pMtf->IsRecord() && ( pOut->GetOutDevType() != OUTDEV_PRINTER ) )
pOut->SetRelativeMapMode( aDrawMap );
else
pOut->SetMapMode( aDrawMap );
// #i23407# Set backwards-compatible text language and layout mode
// This is necessary, since old metafiles don't even know of these
// recent add-ons. Newer metafiles must of course explicitely set
// those states.
pOut->SetLayoutMode( 0 );
pOut->SetDigitLanguage( 0 );
Play( pOut, nPos );
pOut->Pop();
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::Pause( BOOL _bPause )
{
if( bRecord )
{
if( _bPause )
{
if( !bPause )
Linker( pOutDev, FALSE );
}
else
{
if( bPause )
Linker( pOutDev, TRUE );
}
bPause = _bPause;
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::Stop()
{
if( bRecord )
{
bRecord = FALSE;
if( !bPause )
Linker( pOutDev, FALSE );
else
bPause = FALSE;
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::WindStart()
{
if( !bRecord )
First();
}
// ------------------------------------------------------------------------
void GDIMetaFile::WindEnd()
{
if( !bRecord )
Last();
}
// ------------------------------------------------------------------------
void GDIMetaFile::Wind( ULONG nActionPos )
{
if( !bRecord )
Seek( nActionPos );
}
// ------------------------------------------------------------------------
void GDIMetaFile::WindPrev()
{
if( !bRecord )
Prev();
}
// ------------------------------------------------------------------------
void GDIMetaFile::WindNext()
{
if( !bRecord )
Next();
}
// ------------------------------------------------------------------------
void GDIMetaFile::AddAction( MetaAction* pAction )
{
Insert( pAction, LIST_APPEND );
if( pPrev )
{
pAction->Duplicate();
pPrev->AddAction( pAction );
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::AddAction( MetaAction* pAction, ULONG nPos )
{
Insert( pAction, nPos );
if( pPrev )
{
pAction->Duplicate();
pPrev->AddAction( pAction, nPos );
}
}
// ------------------------------------------------------------------------
// @since #110496#
void GDIMetaFile::RemoveAction( ULONG nPos )
{
Remove( nPos );
if( pPrev )
pPrev->RemoveAction( nPos );
}
// ------------------------------------------------------------------------
MetaAction* GDIMetaFile::CopyAction( ULONG nPos ) const
{
return ( (MetaAction*) GetObject( nPos ) )->Clone();
}
// ------------------------------------------------------------------------
ULONG GDIMetaFile::GetActionPos( const String& rLabel )
{
ImpLabel* pLabel = NULL;
if( pLabelList )
pLabel = pLabelList->ImplGetLabel( pLabelList->ImplGetLabelPos( rLabel ) );
else
pLabel = NULL;
return( pLabel ? pLabel->nActionPos : METAFILE_LABEL_NOTFOUND );
}
// ------------------------------------------------------------------------
BOOL GDIMetaFile::InsertLabel( const String& rLabel, ULONG nActionPos )
{
BOOL bRet = FALSE;
if( !pLabelList )
pLabelList = new ImpLabelList;
if( pLabelList->ImplGetLabelPos( rLabel ) == METAFILE_LABEL_NOTFOUND )
{
pLabelList->ImplInsert( new ImpLabel( rLabel, nActionPos ) );
bRet = TRUE;
}
return bRet;
}
// ------------------------------------------------------------------------
void GDIMetaFile::RemoveLabel( const String& rLabel )
{
if( pLabelList )
{
const ULONG nLabelPos = pLabelList->ImplGetLabelPos( rLabel );
if( nLabelPos != METAFILE_LABEL_NOTFOUND )
delete pLabelList->ImplRemove( nLabelPos );
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::RenameLabel( const String& rLabel, const String& rNewLabel )
{
if( pLabelList )
{
const ULONG nLabelPos = pLabelList->ImplGetLabelPos( rLabel );
if ( nLabelPos != METAFILE_LABEL_NOTFOUND )
pLabelList->ImplGetLabel( nLabelPos )->aLabelName = rNewLabel;
}
}
// ------------------------------------------------------------------------
ULONG GDIMetaFile::GetLabelCount() const
{
return( pLabelList ? pLabelList->ImplCount() : 0UL );
}
// ------------------------------------------------------------------------
String GDIMetaFile::GetLabel( ULONG nLabel )
{
String aString;
if( pLabelList )
{
const ImpLabel* pLabel = pLabelList->ImplGetLabel( nLabel );
if( pLabel )
aString = pLabel->aLabelName;
}
return aString;
}
// ------------------------------------------------------------------------
BOOL GDIMetaFile::SaveStatus()
{
if ( bRecord )
{
if ( bPause )
Linker( pOutDev, TRUE );
AddAction( new MetaLineColorAction( pOutDev->GetLineColor(),
pOutDev->IsLineColor() ) );
AddAction( new MetaFillColorAction( pOutDev->GetFillColor(),
pOutDev->IsFillColor() ) );
AddAction( new MetaFontAction( pOutDev->GetFont() ) );
AddAction( new MetaTextColorAction( pOutDev->GetTextColor() ) );
AddAction( new MetaTextFillColorAction( pOutDev->GetTextFillColor(),
pOutDev->IsTextFillColor() ) );
AddAction( new MetaTextLineColorAction( pOutDev->GetTextLineColor(),
pOutDev->IsTextLineColor() ) );
AddAction( new MetaTextAlignAction( pOutDev->GetTextAlign() ) );
AddAction( new MetaRasterOpAction( pOutDev->GetRasterOp() ) );
AddAction( new MetaMapModeAction( pOutDev->GetMapMode() ) );
AddAction( new MetaClipRegionAction( pOutDev->GetClipRegion(),
pOutDev->IsClipRegion() ) );
if ( bPause )
Linker( pOutDev, FALSE );
return TRUE;
}
else
return FALSE;
}
// ------------------------------------------------------------------------
BOOL GDIMetaFile::Mirror( ULONG nMirrorFlags )
{
const Size aOldPrefSize( GetPrefSize() );
long nMoveX, nMoveY;
double fScaleX, fScaleY;
BOOL bRet;
if( nMirrorFlags & MTF_MIRROR_HORZ )
nMoveX = VOS_ABS( aOldPrefSize.Width() ) - 1, fScaleX = -1.0;
else
nMoveX = 0, fScaleX = 1.0;
if( nMirrorFlags & MTF_MIRROR_VERT )
nMoveY = VOS_ABS( aOldPrefSize.Height() ) - 1, fScaleY = -1.0;
else
nMoveY = 0, fScaleY = 1.0;
if( ( fScaleX != 1.0 ) || ( fScaleY != 1.0 ) )
{
Scale( fScaleX, fScaleY );
Move( nMoveX, nMoveY );
SetPrefSize( aOldPrefSize );
bRet = TRUE;
}
else
bRet = FALSE;
return bRet;
}
// ------------------------------------------------------------------------
void GDIMetaFile::Move( long nX, long nY )
{
const Size aBaseOffset( nX, nY );
Size aOffset( aBaseOffset );
VirtualDevice aMapVDev;
aMapVDev.EnableOutput( FALSE );
aMapVDev.SetMapMode( GetPrefMapMode() );
for( MetaAction* pAct = (MetaAction*) First(); pAct; pAct = (MetaAction*) Next() )
{
const long nType = pAct->GetType();
MetaAction* pModAct;
if( pAct->GetRefCount() > 1 )
{
Replace( pModAct = pAct->Clone(), GetCurPos() );
pAct->Delete();
}
else
pModAct = pAct;
if( ( META_MAPMODE_ACTION == nType ) ||
( META_PUSH_ACTION == nType ) ||
( META_POP_ACTION == nType ) )
{
pModAct->Execute( &aMapVDev );
aOffset = aMapVDev.LogicToLogic( aBaseOffset, GetPrefMapMode(), aMapVDev.GetMapMode() );
}
pModAct->Move( aOffset.Width(), aOffset.Height() );
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::Scale( double fScaleX, double fScaleY )
{
for( MetaAction* pAct = (MetaAction*) First(); pAct; pAct = (MetaAction*) Next() )
{
MetaAction* pModAct;
if( pAct->GetRefCount() > 1 )
{
Replace( pModAct = pAct->Clone(), GetCurPos() );
pAct->Delete();
}
else
pModAct = pAct;
pModAct->Scale( fScaleX, fScaleY );
}
aPrefSize.Width() = FRound( aPrefSize.Width() * fScaleX );
aPrefSize.Height() = FRound( aPrefSize.Height() * fScaleY );
}
// ------------------------------------------------------------------------
void GDIMetaFile::Scale( const Fraction& rScaleX, const Fraction& rScaleY )
{
Scale( (double) rScaleX, (double) rScaleY );
}
// ------------------------------------------------------------------------
Point GDIMetaFile::ImplGetRotatedPoint( const Point& rPt, const Point& rRotatePt,
const Size& rOffset, double fSin, double fCos )
{
const long nX = rPt.X() - rRotatePt.X();
const long nY = rPt.Y() - rRotatePt.Y();
return Point( FRound( fCos * nX + fSin * nY ) + rRotatePt.X() + rOffset.Width(),
-FRound( fSin * nX - fCos * nY ) + rRotatePt.Y() + rOffset.Height() );
}
// ------------------------------------------------------------------------
Polygon GDIMetaFile::ImplGetRotatedPolygon( const Polygon& rPoly, const Point& rRotatePt,
const Size& rOffset, double fSin, double fCos )
{
Polygon aRet( rPoly );
aRet.Rotate( rRotatePt, fSin, fCos );
aRet.Move( rOffset.Width(), rOffset.Height() );
return aRet;
}
// ------------------------------------------------------------------------
PolyPolygon GDIMetaFile::ImplGetRotatedPolyPolygon( const PolyPolygon& rPolyPoly, const Point& rRotatePt,
const Size& rOffset, double fSin, double fCos )
{
PolyPolygon aRet( rPolyPoly );
aRet.Rotate( rRotatePt, fSin, fCos );
aRet.Move( rOffset.Width(), rOffset.Height() );
return aRet;
}
// ------------------------------------------------------------------------
void GDIMetaFile::ImplAddGradientEx( GDIMetaFile& rMtf,
const OutputDevice& rMapDev,
const PolyPolygon& rPolyPoly,
const Gradient& rGrad )
{
// #105055# Generate comment, GradientEx and Gradient actions
// (within DrawGradient)
VirtualDevice aVDev( rMapDev, 0 );
aVDev.EnableOutput( FALSE );
GDIMetaFile aGradMtf;
aGradMtf.Record( &aVDev );
aVDev.DrawGradient( rPolyPoly, rGrad );
aGradMtf.Stop();
int i, nAct( aGradMtf.GetActionCount() );
for( i=0; i<nAct; ++i )
{
MetaAction* pMetaAct = aGradMtf.GetAction(i);
pMetaAct->Duplicate();
rMtf.AddAction( pMetaAct );
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::Rotate( long nAngle10 )
{
nAngle10 %= 3600L;
nAngle10 = ( nAngle10 < 0L ) ? ( 3599L + nAngle10 ) : nAngle10;
if( nAngle10 )
{
GDIMetaFile aMtf;
VirtualDevice aMapVDev;
const double fAngle = F_PI1800 * nAngle10;
const double fSin = sin( fAngle );
const double fCos = cos( fAngle );
Rectangle aRect=Rectangle( Point(), GetPrefSize() );
Polygon aPoly( aRect );
aPoly.Rotate( Point(), fSin, fCos );
aMapVDev.EnableOutput( FALSE );
aMapVDev.SetMapMode( GetPrefMapMode() );
const Rectangle aNewBound( aPoly.GetBoundRect() );
const Point aOrigin( GetPrefMapMode().GetOrigin().X(), GetPrefMapMode().GetOrigin().Y() );
const Size aOffset( -aNewBound.Left(), -aNewBound.Top() );
Point aRotAnchor( aOrigin );
Size aRotOffset( aOffset );
for( MetaAction* pAction = (MetaAction*) First(); pAction; pAction = (MetaAction*) Next() )
{
const USHORT nActionType = pAction->GetType();
switch( nActionType )
{
case( META_PIXEL_ACTION ):
{
MetaPixelAction* pAct = (MetaPixelAction*) pAction;
aMtf.AddAction( new MetaPixelAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetColor() ) );
}
break;
case( META_POINT_ACTION ):
{
MetaPointAction* pAct = (MetaPointAction*) pAction;
aMtf.AddAction( new MetaPointAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_LINE_ACTION ):
{
MetaLineAction* pAct = (MetaLineAction*) pAction;
aMtf.AddAction( new MetaLineAction( ImplGetRotatedPoint( pAct->GetStartPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
ImplGetRotatedPoint( pAct->GetEndPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetLineInfo() ) );
}
break;
case( META_RECT_ACTION ):
{
MetaRectAction* pAct = (MetaRectAction*) pAction;
aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( pAct->GetRect(), aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_ROUNDRECT_ACTION ):
{
MetaRoundRectAction* pAct = (MetaRoundRectAction*) pAction;
const Polygon aRoundRectPoly( pAct->GetRect(), pAct->GetHorzRound(), pAct->GetVertRound() );
aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aRoundRectPoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_ELLIPSE_ACTION ):
{
MetaEllipseAction* pAct = (MetaEllipseAction*) pAction;
const Polygon aEllipsePoly( pAct->GetRect().Center(), pAct->GetRect().GetWidth() >> 1, pAct->GetRect().GetHeight() >> 1 );
aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aEllipsePoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_ARC_ACTION ):
{
MetaArcAction* pAct = (MetaArcAction*) pAction;
const Polygon aArcPoly( pAct->GetRect(), pAct->GetStartPoint(), pAct->GetEndPoint(), POLY_ARC );
aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aArcPoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_PIE_ACTION ):
{
MetaPieAction* pAct = (MetaPieAction*) pAction;
const Polygon aPiePoly( pAct->GetRect(), pAct->GetStartPoint(), pAct->GetEndPoint(), POLY_PIE );
aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aPiePoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_CHORD_ACTION ):
{
MetaChordAction* pAct = (MetaChordAction*) pAction;
const Polygon aChordPoly( pAct->GetRect(), pAct->GetStartPoint(), pAct->GetEndPoint(), POLY_CHORD );
aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( aChordPoly, aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_POLYLINE_ACTION ):
{
MetaPolyLineAction* pAct = (MetaPolyLineAction*) pAction;
aMtf.AddAction( new MetaPolyLineAction( ImplGetRotatedPolygon( pAct->GetPolygon(), aRotAnchor, aRotOffset, fSin, fCos ), pAct->GetLineInfo() ) );
}
break;
case( META_POLYGON_ACTION ):
{
MetaPolygonAction* pAct = (MetaPolygonAction*) pAction;
aMtf.AddAction( new MetaPolygonAction( ImplGetRotatedPolygon( pAct->GetPolygon(), aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_POLYPOLYGON_ACTION ):
{
MetaPolyPolygonAction* pAct = (MetaPolyPolygonAction*) pAction;
aMtf.AddAction( new MetaPolyPolygonAction( ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_TEXT_ACTION ):
{
MetaTextAction* pAct = (MetaTextAction*) pAction;
aMtf.AddAction( new MetaTextAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetText(), pAct->GetIndex(), pAct->GetLen() ) );
}
break;
case( META_TEXTARRAY_ACTION ):
{
MetaTextArrayAction* pAct = (MetaTextArrayAction*) pAction;
aMtf.AddAction( new MetaTextArrayAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetText(), pAct->GetDXArray(), pAct->GetIndex(), pAct->GetLen() ) );
}
break;
case( META_STRETCHTEXT_ACTION ):
{
MetaStretchTextAction* pAct = (MetaStretchTextAction*) pAction;
aMtf.AddAction( new MetaStretchTextAction( ImplGetRotatedPoint( pAct->GetPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetWidth(), pAct->GetText(), pAct->GetIndex(), pAct->GetLen() ) );
}
break;
case( META_TEXTLINE_ACTION ):
{
MetaTextLineAction* pAct = (MetaTextLineAction*) pAction;
aMtf.AddAction( new MetaTextLineAction( ImplGetRotatedPoint( pAct->GetStartPoint(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetWidth(), pAct->GetStrikeout(), pAct->GetUnderline() ) );
}
break;
case( META_BMPSCALE_ACTION ):
{
MetaBmpScaleAction* pAct = (MetaBmpScaleAction*) pAction;
Polygon aBmpPoly( ImplGetRotatedPolygon( Rectangle( pAct->GetPoint(), pAct->GetSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
Rectangle aBmpRect( aBmpPoly.GetBoundRect() );
BitmapEx aBmpEx( pAct->GetBitmap() );
aBmpEx.Rotate( nAngle10, Color( COL_TRANSPARENT ) );
aMtf.AddAction( new MetaBmpExScaleAction( aBmpRect.TopLeft(), aBmpRect.GetSize(),
aBmpEx ) );
}
break;
case( META_BMPSCALEPART_ACTION ):
{
MetaBmpScalePartAction* pAct = (MetaBmpScalePartAction*) pAction;
Polygon aBmpPoly( ImplGetRotatedPolygon( Rectangle( pAct->GetDestPoint(), pAct->GetDestSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
Rectangle aBmpRect( aBmpPoly.GetBoundRect() );
BitmapEx aBmpEx( pAct->GetBitmap() );
aBmpEx.Crop( Rectangle( pAct->GetSrcPoint(), pAct->GetSrcSize() ) );
aBmpEx.Rotate( nAngle10, Color( COL_TRANSPARENT ) );
aMtf.AddAction( new MetaBmpExScaleAction( aBmpRect.TopLeft(), aBmpRect.GetSize(), aBmpEx ) );
}
break;
case( META_BMPEXSCALE_ACTION ):
{
MetaBmpExScaleAction* pAct = (MetaBmpExScaleAction*) pAction;
Polygon aBmpPoly( ImplGetRotatedPolygon( Rectangle( pAct->GetPoint(), pAct->GetSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
Rectangle aBmpRect( aBmpPoly.GetBoundRect() );
BitmapEx aBmpEx( pAct->GetBitmapEx() );
aBmpEx.Rotate( nAngle10, Color( COL_TRANSPARENT ) );
aMtf.AddAction( new MetaBmpExScaleAction( aBmpRect.TopLeft(), aBmpRect.GetSize(), aBmpEx ) );
}
break;
case( META_BMPEXSCALEPART_ACTION ):
{
MetaBmpExScalePartAction* pAct = (MetaBmpExScalePartAction*) pAction;
Polygon aBmpPoly( ImplGetRotatedPolygon( Rectangle( pAct->GetDestPoint(), pAct->GetDestSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
Rectangle aBmpRect( aBmpPoly.GetBoundRect() );
BitmapEx aBmpEx( pAct->GetBitmapEx() );
aBmpEx.Crop( Rectangle( pAct->GetSrcPoint(), pAct->GetSrcSize() ) );
aBmpEx.Rotate( nAngle10, Color( COL_TRANSPARENT ) );
aMtf.AddAction( new MetaBmpExScaleAction( aBmpRect.TopLeft(), aBmpRect.GetSize(), aBmpEx ) );
}
break;
case( META_GRADIENT_ACTION ):
{
MetaGradientAction* pAct = (MetaGradientAction*) pAction;
ImplAddGradientEx( aMtf, aMapVDev,
ImplGetRotatedPolygon( pAct->GetRect(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetGradient() );
}
break;
case( META_GRADIENTEX_ACTION ):
{
MetaGradientExAction* pAct = (MetaGradientExAction*) pAction;
aMtf.AddAction( new MetaGradientExAction( ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetGradient() ) );
}
break;
// #105055# Handle gradientex comment block correctly
case( META_COMMENT_ACTION ):
{
MetaCommentAction* pCommentAct = (MetaCommentAction*) pAction;
if( pCommentAct->GetComment().Equals( "XGRAD_SEQ_BEGIN" ) )
{
int nBeginComments( 1 );
pAction = (MetaAction*) Next();
// skip everything, except gradientex action
while( pAction )
{
const USHORT nType = pAction->GetType();
if( META_GRADIENTEX_ACTION == nType )
{
// Add rotated gradientex
MetaGradientExAction* pAct = (MetaGradientExAction*) pAction;
ImplAddGradientEx( aMtf, aMapVDev,
ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetGradient() );
}
else if( META_COMMENT_ACTION == nType)
{
MetaCommentAction* pAct = (MetaCommentAction*) pAction;
if( pAct->GetComment().Equals( "XGRAD_SEQ_END" ) )
{
// handle nested blocks
--nBeginComments;
// gradientex comment block: end reached, done.
if( !nBeginComments )
break;
}
else if( pAct->GetComment().Equals( "XGRAD_SEQ_BEGIN" ) )
{
// handle nested blocks
++nBeginComments;
}
}
pAction = (MetaAction*) Next();
}
}
else
{
sal_Bool bPathStroke = pCommentAct->GetComment().Equals( "XPATHSTROKE_SEQ_BEGIN" );
if ( bPathStroke || pCommentAct->GetComment().Equals( "XPATHFILL_SEQ_BEGIN" ) )
{
if ( pCommentAct->GetDataSize() )
{
SvMemoryStream aMemStm( (void*)pCommentAct->GetData(), pCommentAct->GetDataSize(), STREAM_READ );
SvMemoryStream aDest;
if ( bPathStroke )
{
SvtGraphicStroke aStroke;
aMemStm >> aStroke;
Polygon aPath;
aStroke.getPath( aPath );
aStroke.setPath( ImplGetRotatedPolygon( aPath, aRotAnchor, aRotOffset, fSin, fCos ) );
aDest << aStroke;
aMtf.AddAction( new MetaCommentAction( "XPATHSTROKE_SEQ_BEGIN", 0,
static_cast<const BYTE*>( aDest.GetData()), aDest.Tell() ) );
}
else
{
SvtGraphicFill aFill;
aMemStm >> aFill;
PolyPolygon aPath;
aFill.getPath( aPath );
aFill.setPath( ImplGetRotatedPolyPolygon( aPath, aRotAnchor, aRotOffset, fSin, fCos ) );
aDest << aFill;
aMtf.AddAction( new MetaCommentAction( "XPATHFILL_SEQ_BEGIN", 0,
static_cast<const BYTE*>( aDest.GetData()), aDest.Tell() ) );
}
}
}
else if ( pCommentAct->GetComment().Equals( "XPATHSTROKE_SEQ_END" )
|| pCommentAct->GetComment().Equals( "XPATHFILL_SEQ_END" ) )
{
pAction->Execute( &aMapVDev );
pAction->Duplicate();
aMtf.AddAction( pAction );
}
}
}
break;
case( META_HATCH_ACTION ):
{
MetaHatchAction* pAct = (MetaHatchAction*) pAction;
Hatch aHatch( pAct->GetHatch() );
aHatch.SetAngle( aHatch.GetAngle() + (USHORT) nAngle10 );
aMtf.AddAction( new MetaHatchAction( ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ),
aHatch ) );
}
break;
case( META_TRANSPARENT_ACTION ):
{
MetaTransparentAction* pAct = (MetaTransparentAction*) pAction;
aMtf.AddAction( new MetaTransparentAction( ImplGetRotatedPolyPolygon( pAct->GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ),
pAct->GetTransparence() ) );
}
break;
case( META_FLOATTRANSPARENT_ACTION ):
{
MetaFloatTransparentAction* pAct = (MetaFloatTransparentAction*) pAction;
GDIMetaFile aTransMtf( pAct->GetGDIMetaFile() );
Polygon aMtfPoly( ImplGetRotatedPolygon( Rectangle( pAct->GetPoint(), pAct->GetSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
Rectangle aMtfRect( aMtfPoly.GetBoundRect() );
aTransMtf.Rotate( nAngle10 );
aMtf.AddAction( new MetaFloatTransparentAction( aTransMtf, aMtfRect.TopLeft(), aMtfRect.GetSize(),
pAct->GetGradient() ) );
}
break;
case( META_EPS_ACTION ):
{
MetaEPSAction* pAct = (MetaEPSAction*) pAction;
GDIMetaFile aEPSMtf( pAct->GetSubstitute() );
Polygon aEPSPoly( ImplGetRotatedPolygon( Rectangle( pAct->GetPoint(), pAct->GetSize() ), aRotAnchor, aRotOffset, fSin, fCos ) );
Rectangle aEPSRect( aEPSPoly.GetBoundRect() );
aEPSMtf.Rotate( nAngle10 );
aMtf.AddAction( new MetaEPSAction( aEPSRect.TopLeft(), aEPSRect.GetSize(),
pAct->GetLink(), aEPSMtf ) );
}
break;
case( META_CLIPREGION_ACTION ):
{
MetaClipRegionAction* pAct = (MetaClipRegionAction*) pAction;
if( pAct->IsClipping() && pAct->GetRegion().HasPolyPolygon() )
aMtf.AddAction( new MetaClipRegionAction( Region( ImplGetRotatedPolyPolygon( pAct->GetRegion().GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ) ), TRUE ) );
else
{
pAction->Duplicate();
aMtf.AddAction( pAction );
}
}
break;
case( META_ISECTRECTCLIPREGION_ACTION ):
{
MetaISectRectClipRegionAction* pAct = (MetaISectRectClipRegionAction*) pAction;
aMtf.AddAction( new MetaISectRegionClipRegionAction( ImplGetRotatedPolygon( pAct->GetRect(), aRotAnchor, aRotOffset, fSin, fCos ) ) );
}
break;
case( META_ISECTREGIONCLIPREGION_ACTION ):
{
MetaISectRegionClipRegionAction* pAct = (MetaISectRegionClipRegionAction*) pAction;
const Region& rRegion = pAct->GetRegion();
if( rRegion.HasPolyPolygon() )
aMtf.AddAction( new MetaISectRegionClipRegionAction( Region( ImplGetRotatedPolyPolygon( rRegion.GetPolyPolygon(), aRotAnchor, aRotOffset, fSin, fCos ) ) ) );
else
{
pAction->Duplicate();
aMtf.AddAction( pAction );
}
}
break;
case( META_REFPOINT_ACTION ):
{
MetaRefPointAction* pAct = (MetaRefPointAction*) pAction;
aMtf.AddAction( new MetaRefPointAction( ImplGetRotatedPoint( pAct->GetRefPoint(), aRotAnchor, aRotOffset, fSin, fCos ), pAct->IsSetting() ) );
}
break;
case( META_FONT_ACTION ):
{
MetaFontAction* pAct = (MetaFontAction*) pAction;
Font aFont( pAct->GetFont() );
aFont.SetOrientation( aFont.GetOrientation() + (USHORT) nAngle10 );
aMtf.AddAction( new MetaFontAction( aFont ) );
}
break;
case( META_BMP_ACTION ):
case( META_BMPEX_ACTION ):
case( META_MASK_ACTION ):
case( META_MASKSCALE_ACTION ):
case( META_MASKSCALEPART_ACTION ):
case( META_WALLPAPER_ACTION ):
case( META_TEXTRECT_ACTION ):
case( META_MOVECLIPREGION_ACTION ):
{
DBG_ERROR( "GDIMetaFile::Rotate(): unsupported action" );
}
break;
default:
{
pAction->Execute( &aMapVDev );
pAction->Duplicate();
aMtf.AddAction( pAction );
// update rotation point and offset, if necessary
if( ( META_MAPMODE_ACTION == nActionType ) ||
( META_PUSH_ACTION == nActionType ) ||
( META_POP_ACTION == nActionType ) )
{
aRotAnchor = aMapVDev.LogicToLogic( aOrigin, aPrefMapMode, aMapVDev.GetMapMode() );
aRotOffset = aMapVDev.LogicToLogic( aOffset, aPrefMapMode, aMapVDev.GetMapMode() );
}
}
break;
}
}
aMtf.aPrefMapMode = aPrefMapMode;
aMtf.aPrefSize = aNewBound.GetSize();
*this = aMtf;
}
}
// ------------------------------------------------------------------------
Color GDIMetaFile::ImplColAdjustFnc( const Color& rColor, const void* pColParam )
{
return Color( rColor.GetTransparency(),
( (const ImplColAdjustParam*) pColParam )->pMapR[ rColor.GetRed() ],
( (const ImplColAdjustParam*) pColParam )->pMapG[ rColor.GetGreen() ],
( (const ImplColAdjustParam*) pColParam )->pMapB[ rColor.GetBlue() ] );
}
// ------------------------------------------------------------------------
BitmapEx GDIMetaFile::ImplBmpAdjustFnc( const BitmapEx& rBmpEx, const void* pBmpParam )
{
const ImplBmpAdjustParam* p = (const ImplBmpAdjustParam*) pBmpParam;
BitmapEx aRet( rBmpEx );
aRet.Adjust( p->nLuminancePercent, p->nContrastPercent,
p->nChannelRPercent, p->nChannelGPercent, p->nChannelBPercent,
p->fGamma, p->bInvert );
return aRet;
}
// ------------------------------------------------------------------------
Color GDIMetaFile::ImplColConvertFnc( const Color& rColor, const void* pColParam )
{
BYTE cLum = rColor.GetLuminance();
if( MTF_CONVERSION_1BIT_THRESHOLD == ( (const ImplColConvertParam*) pColParam )->eConversion )
cLum = ( cLum < 128 ) ? 0 : 255;
return Color( rColor.GetTransparency(), cLum, cLum, cLum );
}
// ------------------------------------------------------------------------
BitmapEx GDIMetaFile::ImplBmpConvertFnc( const BitmapEx& rBmpEx, const void* pBmpParam )
{
BitmapEx aRet( rBmpEx );
aRet.Convert( ( (const ImplBmpConvertParam*) pBmpParam )->eConversion );
return aRet;
}
// ------------------------------------------------------------------------
Color GDIMetaFile::ImplColMonoFnc( const Color&, const void* pColParam )
{
return( ( (const ImplColMonoParam*) pColParam )->aColor );
}
// ------------------------------------------------------------------------
BitmapEx GDIMetaFile::ImplBmpMonoFnc( const BitmapEx& rBmpEx, const void* pBmpParam )
{
BitmapPalette aPal( 3 );
aPal[ 0 ] = Color( COL_BLACK );
aPal[ 1 ] = Color( COL_WHITE );
aPal[ 2 ] = ( (const ImplBmpMonoParam*) pBmpParam )->aColor;
Bitmap aBmp( rBmpEx.GetSizePixel(), 4, &aPal );
aBmp.Erase( ( (const ImplBmpMonoParam*) pBmpParam )->aColor );
if( rBmpEx.IsAlpha() )
return BitmapEx( aBmp, rBmpEx.GetAlpha() );
else if( rBmpEx.IsTransparent() )
return BitmapEx( aBmp, rBmpEx.GetMask() );
else
return aBmp;
}
// ------------------------------------------------------------------------
Color GDIMetaFile::ImplColReplaceFnc( const Color& rColor, const void* pColParam )
{
const ULONG nR = rColor.GetRed(), nG = rColor.GetGreen(), nB = rColor.GetBlue();
for( ULONG i = 0; i < ( (const ImplColReplaceParam*) pColParam )->nCount; i++ )
{
if( ( ( (const ImplColReplaceParam*) pColParam )->pMinR[ i ] <= nR ) &&
( ( (const ImplColReplaceParam*) pColParam )->pMaxR[ i ] >= nR ) &&
( ( (const ImplColReplaceParam*) pColParam )->pMinG[ i ] <= nG ) &&
( ( (const ImplColReplaceParam*) pColParam )->pMaxG[ i ] >= nG ) &&
( ( (const ImplColReplaceParam*) pColParam )->pMinB[ i ] <= nB ) &&
( ( (const ImplColReplaceParam*) pColParam )->pMaxB[ i ] >= nB ) )
{
return( ( (const ImplColReplaceParam*) pColParam )->pDstCols[ i ] );
}
}
return rColor;
}
// ------------------------------------------------------------------------
BitmapEx GDIMetaFile::ImplBmpReplaceFnc( const BitmapEx& rBmpEx, const void* pBmpParam )
{
const ImplBmpReplaceParam* p = (const ImplBmpReplaceParam*) pBmpParam;
BitmapEx aRet( rBmpEx );
aRet.Replace( p->pSrcCols, p->pDstCols, p->nCount, p->pTols );
return aRet;
}
// ------------------------------------------------------------------------
void GDIMetaFile::ImplExchangeColors( ColorExchangeFnc pFncCol, const void* pColParam,
BmpExchangeFnc pFncBmp, const void* pBmpParam )
{
GDIMetaFile aMtf;
aMtf.aPrefSize = aPrefSize;
aMtf.aPrefMapMode = aPrefMapMode;
for( MetaAction* pAction = (MetaAction*) First(); pAction; pAction = (MetaAction*) Next() )
{
const USHORT nType = pAction->GetType();
switch( nType )
{
case( META_PIXEL_ACTION ):
{
MetaPixelAction* pAct = (MetaPixelAction*) pAction;
aMtf.Insert( new MetaPixelAction( pAct->GetPoint(), pFncCol( pAct->GetColor(), pColParam ) ), LIST_APPEND );
}
break;
case( META_LINECOLOR_ACTION ):
{
MetaLineColorAction* pAct = (MetaLineColorAction*) pAction;
if( !pAct->IsSetting() )
pAct->Duplicate();
else
pAct = new MetaLineColorAction( pFncCol( pAct->GetColor(), pColParam ), TRUE );
aMtf.Insert( pAct, LIST_APPEND );
}
break;
case( META_FILLCOLOR_ACTION ):
{
MetaFillColorAction* pAct = (MetaFillColorAction*) pAction;
if( !pAct->IsSetting() )
pAct->Duplicate();
else
pAct = new MetaFillColorAction( pFncCol( pAct->GetColor(), pColParam ), TRUE );
aMtf.Insert( pAct, LIST_APPEND );
}
break;
case( META_TEXTCOLOR_ACTION ):
{
MetaTextColorAction* pAct = (MetaTextColorAction*) pAction;
aMtf.Insert( new MetaTextColorAction( pFncCol( pAct->GetColor(), pColParam ) ), LIST_APPEND );
}
break;
case( META_TEXTFILLCOLOR_ACTION ):
{
MetaTextFillColorAction* pAct = (MetaTextFillColorAction*) pAction;
if( !pAct->IsSetting() )
pAct->Duplicate();
else
pAct = new MetaTextFillColorAction( pFncCol( pAct->GetColor(), pColParam ), TRUE );
aMtf.Insert( pAct, LIST_APPEND );
}
break;
case( META_TEXTLINECOLOR_ACTION ):
{
MetaTextLineColorAction* pAct = (MetaTextLineColorAction*) pAction;
if( !pAct->IsSetting() )
pAct->Duplicate();
else
pAct = new MetaTextLineColorAction( pFncCol( pAct->GetColor(), pColParam ), TRUE );
aMtf.Insert( pAct, LIST_APPEND );
}
break;
case( META_FONT_ACTION ):
{
MetaFontAction* pAct = (MetaFontAction*) pAction;
Font aFont( pAct->GetFont() );
aFont.SetColor( pFncCol( aFont.GetColor(), pColParam ) );
aFont.SetFillColor( pFncCol( aFont.GetFillColor(), pColParam ) );
aMtf.Insert( new MetaFontAction( aFont ), LIST_APPEND );
}
break;
case( META_WALLPAPER_ACTION ):
{
MetaWallpaperAction* pAct = (MetaWallpaperAction*) pAction;
Wallpaper aWall( pAct->GetWallpaper() );
const Rectangle& rRect = pAct->GetRect();
aWall.SetColor( pFncCol( aWall.GetColor(), pColParam ) );
if( aWall.IsBitmap() )
aWall.SetBitmap( pFncBmp( aWall.GetBitmap(), pBmpParam ) );
if( aWall.IsGradient() )
{
Gradient aGradient( aWall.GetGradient() );
aGradient.SetStartColor( pFncCol( aGradient.GetStartColor(), pColParam ) );
aGradient.SetEndColor( pFncCol( aGradient.GetEndColor(), pColParam ) );
aWall.SetGradient( aGradient );
}
aMtf.Insert( new MetaWallpaperAction( rRect, aWall ), LIST_APPEND );
}
break;
case( META_BMP_ACTION ):
case( META_BMPEX_ACTION ):
case( META_MASK_ACTION ):
{
DBG_ERROR( "Don't use bitmap actions of this type in metafiles!" );
}
break;
case( META_BMPSCALE_ACTION ):
{
MetaBmpScaleAction* pAct = (MetaBmpScaleAction*) pAction;
aMtf.Insert( new MetaBmpScaleAction( pAct->GetPoint(), pAct->GetSize(),
pFncBmp( pAct->GetBitmap(), pBmpParam ).GetBitmap() ),
LIST_APPEND );
}
break;
case( META_BMPSCALEPART_ACTION ):
{
MetaBmpScalePartAction* pAct = (MetaBmpScalePartAction*) pAction;
aMtf.Insert( new MetaBmpScalePartAction( pAct->GetDestPoint(), pAct->GetDestSize(),
pAct->GetSrcPoint(), pAct->GetSrcSize(),
pFncBmp( pAct->GetBitmap(), pBmpParam ).GetBitmap() ),
LIST_APPEND );
}
break;
case( META_BMPEXSCALE_ACTION ):
{
MetaBmpExScaleAction* pAct = (MetaBmpExScaleAction*) pAction;
aMtf.Insert( new MetaBmpExScaleAction( pAct->GetPoint(), pAct->GetSize(),
pFncBmp( pAct->GetBitmapEx(), pBmpParam ) ),
LIST_APPEND );
}
break;
case( META_BMPEXSCALEPART_ACTION ):
{
MetaBmpExScalePartAction* pAct = (MetaBmpExScalePartAction*) pAction;
aMtf.Insert( new MetaBmpExScalePartAction( pAct->GetDestPoint(), pAct->GetDestSize(),
pAct->GetSrcPoint(), pAct->GetSrcSize(),
pFncBmp( pAct->GetBitmapEx(), pBmpParam ) ),
LIST_APPEND );
}
break;
case( META_MASKSCALE_ACTION ):
{
MetaMaskScaleAction* pAct = (MetaMaskScaleAction*) pAction;
aMtf.Insert( new MetaMaskScaleAction( pAct->GetPoint(), pAct->GetSize(),
pAct->GetBitmap(),
pFncCol( pAct->GetColor(), pColParam ) ),
LIST_APPEND );
}
break;
case( META_MASKSCALEPART_ACTION ):
{
MetaMaskScalePartAction* pAct = (MetaMaskScalePartAction*) pAction;
aMtf.Insert( new MetaMaskScalePartAction( pAct->GetDestPoint(), pAct->GetDestSize(),
pAct->GetSrcPoint(), pAct->GetSrcSize(),
pAct->GetBitmap(),
pFncCol( pAct->GetColor(), pColParam ) ),
LIST_APPEND );
}
break;
case( META_GRADIENT_ACTION ):
{
MetaGradientAction* pAct = (MetaGradientAction*) pAction;
Gradient aGradient( pAct->GetGradient() );
aGradient.SetStartColor( pFncCol( aGradient.GetStartColor(), pColParam ) );
aGradient.SetEndColor( pFncCol( aGradient.GetEndColor(), pColParam ) );
aMtf.Insert( new MetaGradientAction( pAct->GetRect(), aGradient ), LIST_APPEND );
}
break;
case( META_GRADIENTEX_ACTION ):
{
MetaGradientExAction* pAct = (MetaGradientExAction*) pAction;
Gradient aGradient( pAct->GetGradient() );
aGradient.SetStartColor( pFncCol( aGradient.GetStartColor(), pColParam ) );
aGradient.SetEndColor( pFncCol( aGradient.GetEndColor(), pColParam ) );
aMtf.Insert( new MetaGradientExAction( pAct->GetPolyPolygon(), aGradient ), LIST_APPEND );
}
break;
case( META_HATCH_ACTION ):
{
MetaHatchAction* pAct = (MetaHatchAction*) pAction;
Hatch aHatch( pAct->GetHatch() );
aHatch.SetColor( pFncCol( aHatch.GetColor(), pColParam ) );
aMtf.Insert( new MetaHatchAction( pAct->GetPolyPolygon(), aHatch ), LIST_APPEND );
}
break;
case( META_FLOATTRANSPARENT_ACTION ):
{
MetaFloatTransparentAction* pAct = (MetaFloatTransparentAction*) pAction;
GDIMetaFile aTransMtf( pAct->GetGDIMetaFile() );
aTransMtf.ImplExchangeColors( pFncCol, pColParam, pFncBmp, pBmpParam );
aMtf.Insert( new MetaFloatTransparentAction( aTransMtf,
pAct->GetPoint(), pAct->GetSize(),
pAct->GetGradient() ),
LIST_APPEND );
}
break;
case( META_EPS_ACTION ):
{
MetaEPSAction* pAct = (MetaEPSAction*) pAction;
GDIMetaFile aSubst( pAct->GetSubstitute() );
aSubst.ImplExchangeColors( pFncCol, pColParam, pFncBmp, pBmpParam );
aMtf.Insert( new MetaEPSAction( pAct->GetPoint(), pAct->GetSize(),
pAct->GetLink(), aSubst ),
LIST_APPEND );
}
break;
default:
{
pAction->Duplicate();
aMtf.Insert( pAction, LIST_APPEND );
}
break;
}
}
*this = aMtf;
}
// ------------------------------------------------------------------------
void GDIMetaFile::Adjust( short nLuminancePercent, short nContrastPercent,
short nChannelRPercent, short nChannelGPercent,
short nChannelBPercent, double fGamma, BOOL bInvert )
{
// nothing to do? => return quickly
if( nLuminancePercent || nContrastPercent ||
nChannelRPercent || nChannelGPercent || nChannelBPercent ||
( fGamma != 1.0 ) || bInvert )
{
double fM, fROff, fGOff, fBOff, fOff;
ImplColAdjustParam aColParam;
ImplBmpAdjustParam aBmpParam;
aColParam.pMapR = new BYTE[ 256 ];
aColParam.pMapG = new BYTE[ 256 ];
aColParam.pMapB = new BYTE[ 256 ];
// calculate slope
if( nContrastPercent >= 0 )
fM = 128.0 / ( 128.0 - 1.27 * MinMax( nContrastPercent, 0L, 100L ) );
else
fM = ( 128.0 + 1.27 * MinMax( nContrastPercent, -100L, 0L ) ) / 128.0;
// total offset = luminance offset + contrast offset
fOff = MinMax( nLuminancePercent, -100L, 100L ) * 2.55 + 128.0 - fM * 128.0;
// channel offset = channel offset + total offset
fROff = nChannelRPercent * 2.55 + fOff;
fGOff = nChannelGPercent * 2.55 + fOff;
fBOff = nChannelBPercent * 2.55 + fOff;
// calculate gamma value
fGamma = ( fGamma <= 0.0 || fGamma > 10.0 ) ? 1.0 : ( 1.0 / fGamma );
const BOOL bGamma = ( fGamma != 1.0 );
// create mapping table
for( long nX = 0L; nX < 256L; nX++ )
{
aColParam.pMapR[ nX ] = (BYTE) MinMax( FRound( nX * fM + fROff ), 0L, 255L );
aColParam.pMapG[ nX ] = (BYTE) MinMax( FRound( nX * fM + fGOff ), 0L, 255L );
aColParam.pMapB[ nX ] = (BYTE) MinMax( FRound( nX * fM + fBOff ), 0L, 255L );
if( bGamma )
{
aColParam.pMapR[ nX ] = GAMMA( aColParam.pMapR[ nX ], fGamma );
aColParam.pMapG[ nX ] = GAMMA( aColParam.pMapG[ nX ], fGamma );
aColParam.pMapB[ nX ] = GAMMA( aColParam.pMapB[ nX ], fGamma );
}
if( bInvert )
{
aColParam.pMapR[ nX ] = ~aColParam.pMapR[ nX ];
aColParam.pMapG[ nX ] = ~aColParam.pMapG[ nX ];
aColParam.pMapB[ nX ] = ~aColParam.pMapB[ nX ];
}
}
aBmpParam.nLuminancePercent = nLuminancePercent;
aBmpParam.nContrastPercent = nContrastPercent;
aBmpParam.nChannelRPercent = nChannelRPercent;
aBmpParam.nChannelGPercent = nChannelGPercent;
aBmpParam.nChannelBPercent = nChannelBPercent;
aBmpParam.fGamma = fGamma;
aBmpParam.bInvert = bInvert;
// do color adjustment
ImplExchangeColors( ImplColAdjustFnc, &aColParam, ImplBmpAdjustFnc, &aBmpParam );
delete[] aColParam.pMapR;
delete[] aColParam.pMapG;
delete[] aColParam.pMapB;
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::Convert( MtfConversion eConversion )
{
// nothing to do? => return quickly
if( eConversion != MTF_CONVERSION_NONE )
{
ImplColConvertParam aColParam;
ImplBmpConvertParam aBmpParam;
aColParam.eConversion = eConversion;
aBmpParam.eConversion = ( MTF_CONVERSION_1BIT_THRESHOLD == eConversion ) ? BMP_CONVERSION_1BIT_THRESHOLD : BMP_CONVERSION_8BIT_GREYS;
ImplExchangeColors( ImplColConvertFnc, &aColParam, ImplBmpConvertFnc, &aBmpParam );
}
}
// ------------------------------------------------------------------------
void GDIMetaFile::ReplaceColors( const Color& rSearchColor, const Color& rReplaceColor, ULONG nTol )
{
ReplaceColors( &rSearchColor, &rReplaceColor, 1, &nTol );
}
// ------------------------------------------------------------------------
void GDIMetaFile::ReplaceColors( const Color* pSearchColors, const Color* pReplaceColors, ULONG nColorCount, ULONG* pTols )
{
ImplColReplaceParam aColParam;
ImplBmpReplaceParam aBmpParam;
aColParam.pMinR = new ULONG[ nColorCount ];
aColParam.pMaxR = new ULONG[ nColorCount ];
aColParam.pMinG = new ULONG[ nColorCount ];
aColParam.pMaxG = new ULONG[ nColorCount ];
aColParam.pMinB = new ULONG[ nColorCount ];
aColParam.pMaxB = new ULONG[ nColorCount ];
for( ULONG i = 0; i < nColorCount; i++ )
{
const long nTol = pTols ? ( pTols[ i ] * 255 ) / 100 : 0;
long nVal;
nVal = pSearchColors[ i ].GetRed();
aColParam.pMinR[ i ] = (ULONG) Max( nVal - nTol, 0L );
aColParam.pMaxR[ i ] = (ULONG) Min( nVal + nTol, 255L );
nVal = pSearchColors[ i ].GetGreen();
aColParam.pMinG[ i ] = (ULONG) Max( nVal - nTol, 0L );
aColParam.pMaxG[ i ] = (ULONG) Min( nVal + nTol, 255L );
nVal = pSearchColors[ i ].GetBlue();
aColParam.pMinB[ i ] = (ULONG) Max( nVal - nTol, 0L );
aColParam.pMaxB[ i ] = (ULONG) Min( nVal + nTol, 255L );
}
aColParam.pDstCols = pReplaceColors;
aColParam.nCount = nColorCount;
aBmpParam.pSrcCols = pSearchColors;
aBmpParam.pDstCols = pReplaceColors;
aBmpParam.nCount = nColorCount;
aBmpParam.pTols = pTols;
ImplExchangeColors( ImplColReplaceFnc, &aColParam, ImplBmpReplaceFnc, &aBmpParam );
delete[] aColParam.pMinR;
delete[] aColParam.pMaxR;
delete[] aColParam.pMinG;
delete[] aColParam.pMaxG;
delete[] aColParam.pMinB;
delete[] aColParam.pMaxB;
};
// ------------------------------------------------------------------------
GDIMetaFile GDIMetaFile::GetMonochromeMtf( const Color& rColor ) const
{
GDIMetaFile aRet( *this );
ImplColMonoParam aColParam;
ImplBmpMonoParam aBmpParam;
aColParam.aColor = rColor;
aBmpParam.aColor = rColor;
aRet.ImplExchangeColors( ImplColMonoFnc, &aColParam, ImplBmpMonoFnc, &aBmpParam );
return aRet;
}
// ------------------------------------------------------------------------
ULONG GDIMetaFile::GetChecksum() const
{
GDIMetaFile aMtf;
SvMemoryStream aMemStm( 65535, 65535 );
ImplMetaWriteData aWriteData; aWriteData.meActualCharSet = aMemStm.GetStreamCharSet();
SVBT16 aBT16;
SVBT32 aBT32;
ULONG nCrc = 0;
for( ULONG i = 0, nObjCount = GetActionCount(); i < nObjCount; i++ )
{
MetaAction* pAction = GetAction( i );
switch( pAction->GetType() )
{
case( META_BMP_ACTION ):
{
MetaBmpAction* pAct = (MetaBmpAction*) pAction;
ShortToSVBT16( pAct->GetType(), aBT16 );
nCrc = rtl_crc32( nCrc, aBT16, 2 );
UInt32ToSVBT32( pAct->GetBitmap().GetChecksum(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
}
break;
case( META_BMPSCALE_ACTION ):
{
MetaBmpScaleAction* pAct = (MetaBmpScaleAction*) pAction;
ShortToSVBT16( pAct->GetType(), aBT16 );
nCrc = rtl_crc32( nCrc, aBT16, 2 );
UInt32ToSVBT32( pAct->GetBitmap().GetChecksum(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSize().Width(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSize().Height(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
}
break;
case( META_BMPSCALEPART_ACTION ):
{
MetaBmpScalePartAction* pAct = (MetaBmpScalePartAction*) pAction;
ShortToSVBT16( pAct->GetType(), aBT16 );
nCrc = rtl_crc32( nCrc, aBT16, 2 );
UInt32ToSVBT32( pAct->GetBitmap().GetChecksum(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestSize().Width(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestSize().Height(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcSize().Width(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcSize().Height(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
}
break;
case( META_BMPEX_ACTION ):
{
MetaBmpExAction* pAct = (MetaBmpExAction*) pAction;
ShortToSVBT16( pAct->GetType(), aBT16 );
nCrc = rtl_crc32( nCrc, aBT16, 2 );
UInt32ToSVBT32( pAct->GetBitmapEx().GetChecksum(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
}
break;
case( META_BMPEXSCALE_ACTION ):
{
MetaBmpExScaleAction* pAct = (MetaBmpExScaleAction*) pAction;
ShortToSVBT16( pAct->GetType(), aBT16 );
nCrc = rtl_crc32( nCrc, aBT16, 2 );
UInt32ToSVBT32( pAct->GetBitmapEx().GetChecksum(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSize().Width(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSize().Height(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
}
break;
case( META_BMPEXSCALEPART_ACTION ):
{
MetaBmpExScalePartAction* pAct = (MetaBmpExScalePartAction*) pAction;
ShortToSVBT16( pAct->GetType(), aBT16 );
nCrc = rtl_crc32( nCrc, aBT16, 2 );
UInt32ToSVBT32( pAct->GetBitmapEx().GetChecksum(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestSize().Width(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestSize().Height(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcSize().Width(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcSize().Height(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
}
break;
case( META_MASK_ACTION ):
{
MetaMaskAction* pAct = (MetaMaskAction*) pAction;
ShortToSVBT16( pAct->GetType(), aBT16 );
nCrc = rtl_crc32( nCrc, aBT16, 2 );
UInt32ToSVBT32( pAct->GetBitmap().GetChecksum(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetColor().GetColor(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
}
break;
case( META_MASKSCALE_ACTION ):
{
MetaMaskScaleAction* pAct = (MetaMaskScaleAction*) pAction;
ShortToSVBT16( pAct->GetType(), aBT16 );
nCrc = rtl_crc32( nCrc, aBT16, 2 );
UInt32ToSVBT32( pAct->GetBitmap().GetChecksum(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetColor().GetColor(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSize().Width(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSize().Height(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
}
break;
case( META_MASKSCALEPART_ACTION ):
{
MetaMaskScalePartAction* pAct = (MetaMaskScalePartAction*) pAction;
ShortToSVBT16( pAct->GetType(), aBT16 );
nCrc = rtl_crc32( nCrc, aBT16, 2 );
UInt32ToSVBT32( pAct->GetBitmap().GetChecksum(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetColor().GetColor(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestSize().Width(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetDestSize().Height(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcPoint().X(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcPoint().Y(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcSize().Width(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
UInt32ToSVBT32( pAct->GetSrcSize().Height(), aBT32 );
nCrc = rtl_crc32( nCrc, aBT32, 4 );
}
break;
default:
{
pAction->Write( aMemStm, &aWriteData );
nCrc = rtl_crc32( nCrc, aMemStm.GetData(), aMemStm.Tell() );
aMemStm.Seek( 0 );
}
break;
}
}
return nCrc;
}
// ------------------------------------------------------------------------
ULONG GDIMetaFile::GetSizeBytes() const
{
ULONG nSizeBytes = 0;
for( ULONG i = 0, nObjCount = GetActionCount(); i < nObjCount; ++i )
{
MetaAction* pAction = GetAction( i );
// default action size is set to 32 (=> not the exact value)
nSizeBytes += 32;
// add sizes for large action content
switch( pAction->GetType() )
{
case( META_BMP_ACTION ): nSizeBytes += ( (MetaBmpAction*) pAction )->GetBitmap().GetSizeBytes(); break;
case( META_BMPSCALE_ACTION ): nSizeBytes += ( (MetaBmpScaleAction*) pAction )->GetBitmap().GetSizeBytes(); break;
case( META_BMPSCALEPART_ACTION ): nSizeBytes += ( (MetaBmpScalePartAction*) pAction )->GetBitmap().GetSizeBytes(); break;
case( META_BMPEX_ACTION ): nSizeBytes += ( (MetaBmpExAction*) pAction )->GetBitmapEx().GetSizeBytes(); break;
case( META_BMPEXSCALE_ACTION ): nSizeBytes += ( (MetaBmpExScaleAction*) pAction )->GetBitmapEx().GetSizeBytes(); break;
case( META_BMPEXSCALEPART_ACTION ): nSizeBytes += ( (MetaBmpExScalePartAction*) pAction )->GetBitmapEx().GetSizeBytes(); break;
case( META_MASK_ACTION ): nSizeBytes += ( (MetaMaskAction*) pAction )->GetBitmap().GetSizeBytes(); break;
case( META_MASKSCALE_ACTION ): nSizeBytes += ( (MetaMaskScaleAction*) pAction )->GetBitmap().GetSizeBytes(); break;
case( META_MASKSCALEPART_ACTION ): nSizeBytes += ( (MetaMaskScalePartAction*) pAction )->GetBitmap().GetSizeBytes(); break;
case( META_POLYLINE_ACTION ): nSizeBytes += ( ( (MetaPolyLineAction*) pAction )->GetPolygon().GetSize() * sizeof( Point ) ); break;
case( META_POLYGON_ACTION ): nSizeBytes += ( ( (MetaPolygonAction*) pAction )->GetPolygon().GetSize() * sizeof( Point ) ); break;
case( META_POLYPOLYGON_ACTION ):
{
const PolyPolygon& rPolyPoly = ( (MetaPolyPolygonAction*) pAction )->GetPolyPolygon();
for( USHORT n = 0; n < rPolyPoly.Count(); ++n )
nSizeBytes += ( rPolyPoly[ n ].GetSize() * sizeof( Point ) );
}
break;
case( META_TEXT_ACTION ): nSizeBytes += ( ( (MetaTextAction*) pAction )->GetText().Len() * sizeof( sal_Unicode ) ); break;
case( META_STRETCHTEXT_ACTION ): nSizeBytes += ( ( (MetaStretchTextAction*) pAction )->GetText().Len() * sizeof( sal_Unicode ) ); break;
case( META_TEXTRECT_ACTION ): nSizeBytes += ( ( (MetaTextRectAction*) pAction )->GetText().Len() * sizeof( sal_Unicode ) ); break;
case( META_TEXTARRAY_ACTION ):
{
MetaTextArrayAction* pTextArrayAction = (MetaTextArrayAction*) pAction;
nSizeBytes += ( pTextArrayAction->GetText().Len() * sizeof( sal_Unicode ) );
if( pTextArrayAction->GetDXArray() )
nSizeBytes += ( pTextArrayAction->GetLen() << 2 );
}
break;
default:
break;
}
}
return( nSizeBytes );
}
// ------------------------------------------------------------------------
SvStream& operator>>( SvStream& rIStm, GDIMetaFile& rGDIMetaFile )
{
if( !rIStm.GetError() )
{
char aId[ 7 ];
ULONG nStmPos = rIStm.Tell();
USHORT nOldFormat = rIStm.GetNumberFormatInt();
rIStm.SetNumberFormatInt( NUMBERFORMAT_INT_LITTLEENDIAN );
aId[ 0 ] = 0;
aId[ 6 ] = 0;
rIStm.Read( aId, 6 );
if ( !strcmp( aId, "VCLMTF" ) )
{
// new format
VersionCompat* pCompat;
MetaAction* pAction;
UINT32 nStmCompressMode = 0;
UINT32 nCount = 0;
pCompat = new VersionCompat( rIStm, STREAM_READ );
rIStm >> nStmCompressMode;
rIStm >> rGDIMetaFile.aPrefMapMode;
rIStm >> rGDIMetaFile.aPrefSize;
rIStm >> nCount;
delete pCompat;
ImplMetaReadData aReadData;
aReadData.meActualCharSet = rIStm.GetStreamCharSet();
for( UINT32 nAction = 0UL; ( nAction < nCount ) && !rIStm.IsEof(); nAction++ )
{
pAction = MetaAction::ReadMetaAction( rIStm, &aReadData );
if( pAction )
rGDIMetaFile.AddAction( pAction );
}
}
else
{
// to avoid possible compiler optimizations => new/delete
rIStm.Seek( nStmPos );
delete( new SVMConverter( rIStm, rGDIMetaFile, CONVERT_FROM_SVM1 ) );
}
// check for errors
if( rIStm.GetError() )
{
rGDIMetaFile.Clear();
rIStm.Seek( nStmPos );
}
rIStm.SetNumberFormatInt( nOldFormat );
}
return rIStm;
}
// ------------------------------------------------------------------------
SvStream& operator<<( SvStream& rOStm, const GDIMetaFile& rGDIMetaFile )
{
if( !rOStm.GetError() )
{
if( rOStm.GetVersion() >= SOFFICE_FILEFORMAT_50 )
((GDIMetaFile&) rGDIMetaFile ).Write( rOStm );
else
delete( new SVMConverter( rOStm, (GDIMetaFile&) rGDIMetaFile, CONVERT_TO_SVM1 ) );
}
return rOStm;
}
// ------------------------------------------------------------------------
SvStream& GDIMetaFile::Read( SvStream& rIStm )
{
Clear();
rIStm >> *this;
return rIStm;
}
// ------------------------------------------------------------------------
SvStream& GDIMetaFile::Write( SvStream& rOStm )
{
VersionCompat* pCompat;
const UINT32 nStmCompressMode = rOStm.GetCompressMode();
USHORT nOldFormat = rOStm.GetNumberFormatInt();
rOStm.SetNumberFormatInt( NUMBERFORMAT_INT_LITTLEENDIAN );
rOStm.Write( "VCLMTF", 6 );
pCompat = new VersionCompat( rOStm, STREAM_WRITE, 1 );
rOStm << nStmCompressMode;
rOStm << aPrefMapMode;
rOStm << aPrefSize;
rOStm << (UINT32) GetActionCount();
delete pCompat;
ImplMetaWriteData aWriteData;
aWriteData.meActualCharSet = rOStm.GetStreamCharSet();
MetaAction* pAct = (MetaAction*)First();
while ( pAct )
{
pAct->Write( rOStm, &aWriteData );
pAct = (MetaAction*)Next();
}
rOStm.SetNumberFormatInt( nOldFormat );
return rOStm;
}
// ------------------------------------------------------------------------
BOOL GDIMetaFile::CreateThumbnail( sal_uInt32 nMaximumExtent,
BitmapEx& rBmpEx,
const BitmapEx* pOverlay,
const Rectangle* pOverlayRect ) const
{
// the implementation is provided by KA
// initialization seems to be complicated but is used to avoid rounding errors
VirtualDevice aVDev;
const Point aNullPt;
const Point aTLPix( aVDev.LogicToPixel( aNullPt, GetPrefMapMode() ) );
const Point aBRPix( aVDev.LogicToPixel( Point( GetPrefSize().Width() - 1, GetPrefSize().Height() - 1 ), GetPrefMapMode() ) );
Size aDrawSize( aVDev.LogicToPixel( GetPrefSize(), GetPrefMapMode() ) );
Size aSizePix( labs( aBRPix.X() - aTLPix.X() ) + 1, labs( aBRPix.Y() - aTLPix.Y() ) + 1 );
Point aPosPix;
if ( !rBmpEx.IsEmpty() )
rBmpEx.SetEmpty();
// determine size that has the same aspect ratio as image size and
// fits into the rectangle determined by nMaximumExtent
if ( aSizePix.Width() && aSizePix.Height()
&& ( sal::static_int_cast< unsigned long >(aSizePix.Width()) >
nMaximumExtent ||
sal::static_int_cast< unsigned long >(aSizePix.Height()) >
nMaximumExtent ) )
{
const Size aOldSizePix( aSizePix );
double fWH = static_cast< double >( aSizePix.Width() ) / aSizePix.Height();
if ( fWH <= 1.0 )
{
aSizePix.Width() = FRound( nMaximumExtent * fWH );
aSizePix.Height() = nMaximumExtent;
}
else
{
aSizePix.Width() = nMaximumExtent;
aSizePix.Height() = FRound( nMaximumExtent / fWH );
}
aDrawSize.Width() = FRound( ( static_cast< double >( aDrawSize.Width() ) * aSizePix.Width() ) / aOldSizePix.Width() );
aDrawSize.Height() = FRound( ( static_cast< double >( aDrawSize.Height() ) * aSizePix.Height() ) / aOldSizePix.Height() );
}
Size aFullSize;
Point aBackPosPix;
Rectangle aOverlayRect;
// calculate addigtional positions and sizes if an overlay image is used
if ( pOverlay )
{
aFullSize = Size( nMaximumExtent, nMaximumExtent );
aOverlayRect = Rectangle( aNullPt, aFullSize );
aOverlayRect.Intersection( pOverlayRect ? *pOverlayRect : Rectangle( aNullPt, pOverlay->GetSizePixel() ) );
if ( !aOverlayRect.IsEmpty() )
aBackPosPix = Point( ( nMaximumExtent - aSizePix.Width() ) >> 1, ( nMaximumExtent - aSizePix.Height() ) >> 1 );
else
pOverlay = NULL;
}
else
{
aFullSize = aSizePix;
pOverlay = NULL;
}
// draw image(s) into VDev and get resulting image
if ( aVDev.SetOutputSizePixel( aFullSize ) )
{
// draw metafile into VDev
const_cast<GDIMetaFile *>(this)->WindStart();
const_cast<GDIMetaFile *>(this)->Play( &aVDev, aBackPosPix, aDrawSize );
// draw overlay if neccessary
if ( pOverlay )
aVDev.DrawBitmapEx( aOverlayRect.TopLeft(), aOverlayRect.GetSize(), *pOverlay );
// get paint bitmap
Bitmap aBmp( aVDev.GetBitmap( aNullPt, aVDev.GetOutputSizePixel() ) );
// assure that we have a true color image
if ( aBmp.GetBitCount() != 24 )
aBmp.Convert( BMP_CONVERSION_24BIT );
// create resulting mask bitmap with metafile output set to black
GDIMetaFile aMonchromeMtf( GetMonochromeMtf( COL_BLACK ) );
aVDev.DrawWallpaper( Rectangle( aNullPt, aSizePix ), Wallpaper( Color( COL_WHITE ) ) );
aMonchromeMtf.WindStart();
aMonchromeMtf.Play( &aVDev, aBackPosPix, aDrawSize );
// watch for overlay mask
if ( pOverlay )
{
Bitmap aOverlayMergeBmp( aVDev.GetBitmap( aOverlayRect.TopLeft(), aOverlayRect.GetSize() ) );
// create ANDed resulting mask at overlay area
if ( pOverlay->IsTransparent() )
aVDev.DrawBitmap( aOverlayRect.TopLeft(), aOverlayRect.GetSize(), pOverlay->GetMask() );
else
{
aVDev.SetLineColor( COL_BLACK );
aVDev.SetFillColor( COL_BLACK );
aVDev.DrawRect( aOverlayRect);
}
aOverlayMergeBmp.CombineSimple( aVDev.GetBitmap( aOverlayRect.TopLeft(), aOverlayRect.GetSize() ), BMP_COMBINE_AND );
aVDev.DrawBitmap( aOverlayRect.TopLeft(), aOverlayRect.GetSize(), aOverlayMergeBmp );
}
rBmpEx = BitmapEx( aBmp, aVDev.GetBitmap( aNullPt, aVDev.GetOutputSizePixel() ) );
}
return !rBmpEx.IsEmpty();
}