office-gobmx/vcl/source/graphic/GraphicObject.cxx
Noel Grandin df55a6ca81 remove unused GraphicManagerDrawFlags enum
Change-Id: I12ef5e6257db337c4432b251bc92107a2c2ea88b
Reviewed-on: https://gerrit.libreoffice.org/64557
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2018-12-05 07:51:19 +01:00

950 lines
33 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/config.h>
#include <algorithm>
#include <officecfg/Office/Common.hxx>
#include <osl/file.hxx>
#include <tools/vcompat.hxx>
#include <tools/fract.hxx>
#include <tools/helpers.hxx>
#include <unotools/ucbstreamhelper.hxx>
#include <unotools/tempfile.hxx>
#include <unotools/configmgr.hxx>
#include <vcl/svapp.hxx>
#include <vcl/cvtgrf.hxx>
#include <vcl/metaact.hxx>
#include <vcl/virdev.hxx>
#include <vcl/GraphicObject.hxx>
#include <vcl/GraphicLoader.hxx>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/graphic/XGraphic.hpp>
#include <memory>
using namespace css;
using com::sun::star::uno::Reference;
using com::sun::star::uno::XInterface;
using com::sun::star::uno::UNO_QUERY;
using com::sun::star::uno::Sequence;
using com::sun::star::container::XNameContainer;
using com::sun::star::beans::XPropertySet;
#define WATERMARK_LUM_OFFSET 50
#define WATERMARK_CON_OFFSET -70
namespace vcl
{
namespace graphic
{
void SearchForGraphics(uno::Reference<uno::XInterface> const & xInterface,
std::vector<uno::Reference<css::graphic::XGraphic>> & raGraphicList)
{
uno::Reference<beans::XPropertySet> xPropertySet(xInterface, UNO_QUERY);
if (xPropertySet.is())
{
if (xPropertySet->getPropertySetInfo()->hasPropertyByName("ImageURL"))
{
OUString sURL;
xPropertySet->getPropertyValue("ImageURL") >>= sURL;
if (!sURL.isEmpty() && !GraphicObject::isGraphicObjectUniqueIdURL(sURL))
{
Graphic aGraphic = vcl::graphic::loadFromURL(sURL);
if (aGraphic)
{
raGraphicList.push_back(aGraphic.GetXGraphic());
}
}
} else if (xPropertySet->getPropertySetInfo()->hasPropertyByName("Graphic"))
{
uno::Reference<css::graphic::XGraphic> xGraphic;
xPropertySet->getPropertyValue("Graphic") >>= xGraphic;
if (xGraphic.is())
{
raGraphicList.push_back(xGraphic);
}
}
}
Reference<XNameContainer> xContainer(xInterface, UNO_QUERY);
if (xContainer.is())
{
for (OUString const & rName : xContainer->getElementNames())
{
uno::Reference<XInterface> xInnerInterface;
xContainer->getByName(rName) >>= xInnerInterface;
SearchForGraphics(xInnerInterface, raGraphicList);
}
}
}
}} // end namespace vcl::graphic
namespace
{
bool lclDrawObj( OutputDevice* pOut, const Point& rPt, const Size& rSz,
GraphicObject const & rObj, const GraphicAttr& rAttr)
{
Point aPt( rPt );
Size aSz( rSz );
bool bRet = false;
if( ( rObj.GetType() == GraphicType::Bitmap ) || ( rObj.GetType() == GraphicType::GdiMetafile ) )
{
// simple output of transformed graphic
const Graphic aGraphic( rObj.GetTransformedGraphic( &rAttr ) );
if( aGraphic.IsSupportedGraphic() )
{
const sal_uInt16 nRot10 = rAttr.GetRotation() % 3600;
if( nRot10 )
{
tools::Polygon aPoly( tools::Rectangle( aPt, aSz ) );
aPoly.Rotate( aPt, nRot10 );
const tools::Rectangle aRotBoundRect( aPoly.GetBoundRect() );
aPt = aRotBoundRect.TopLeft();
aSz = aRotBoundRect.GetSize();
}
aGraphic.Draw( pOut, aPt, aSz );
}
bRet = true;
}
return bRet;
}
void lclImplAdjust( BitmapEx& rBmpEx, const GraphicAttr& rAttr, GraphicAdjustmentFlags nAdjustmentFlags )
{
GraphicAttr aAttr( rAttr );
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::DRAWMODE ) && aAttr.IsSpecialDrawMode() )
{
switch( aAttr.GetDrawMode() )
{
case GraphicDrawMode::Mono:
rBmpEx.Convert( BmpConversion::N1BitThreshold );
break;
case GraphicDrawMode::Greys:
rBmpEx.Convert( BmpConversion::N8BitGreys );
break;
case GraphicDrawMode::Watermark:
{
aAttr.SetLuminance( aAttr.GetLuminance() + WATERMARK_LUM_OFFSET );
aAttr.SetContrast( aAttr.GetContrast() + WATERMARK_CON_OFFSET );
}
break;
default:
break;
}
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::COLORS ) && aAttr.IsAdjusted() )
{
rBmpEx.Adjust( aAttr.GetLuminance(), aAttr.GetContrast(),
aAttr.GetChannelR(), aAttr.GetChannelG(), aAttr.GetChannelB(),
aAttr.GetGamma(), aAttr.IsInvert() );
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::MIRROR ) && aAttr.IsMirrored() )
{
rBmpEx.Mirror( aAttr.GetMirrorFlags() );
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::ROTATE ) && aAttr.IsRotated() )
{
rBmpEx.Rotate( aAttr.GetRotation(), COL_TRANSPARENT );
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::TRANSPARENCY ) && aAttr.IsTransparent() )
{
rBmpEx.AdjustTransparency(aAttr.GetTransparency());
}
}
void lclImplAdjust( GDIMetaFile& rMtf, const GraphicAttr& rAttr, GraphicAdjustmentFlags nAdjustmentFlags )
{
GraphicAttr aAttr( rAttr );
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::DRAWMODE ) && aAttr.IsSpecialDrawMode() )
{
switch( aAttr.GetDrawMode() )
{
case GraphicDrawMode::Mono:
rMtf.Convert( MtfConversion::N1BitThreshold );
break;
case GraphicDrawMode::Greys:
rMtf.Convert( MtfConversion::N8BitGreys );
break;
case GraphicDrawMode::Watermark:
{
aAttr.SetLuminance( aAttr.GetLuminance() + WATERMARK_LUM_OFFSET );
aAttr.SetContrast( aAttr.GetContrast() + WATERMARK_CON_OFFSET );
}
break;
default:
break;
}
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::COLORS ) && aAttr.IsAdjusted() )
{
rMtf.Adjust( aAttr.GetLuminance(), aAttr.GetContrast(),
aAttr.GetChannelR(), aAttr.GetChannelG(), aAttr.GetChannelB(),
aAttr.GetGamma(), aAttr.IsInvert() );
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::MIRROR ) && aAttr.IsMirrored() )
{
rMtf.Mirror( aAttr.GetMirrorFlags() );
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::ROTATE ) && aAttr.IsRotated() )
{
rMtf.Rotate( aAttr.GetRotation() );
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::TRANSPARENCY ) && aAttr.IsTransparent() )
{
OSL_FAIL( "Missing implementation: Mtf-Transparency" );
}
}
void lclImplAdjust( Animation& rAnimation, const GraphicAttr& rAttr, GraphicAdjustmentFlags nAdjustmentFlags )
{
GraphicAttr aAttr( rAttr );
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::DRAWMODE ) && aAttr.IsSpecialDrawMode() )
{
switch( aAttr.GetDrawMode() )
{
case GraphicDrawMode::Mono:
rAnimation.Convert( BmpConversion::N1BitThreshold );
break;
case GraphicDrawMode::Greys:
rAnimation.Convert( BmpConversion::N8BitGreys );
break;
case GraphicDrawMode::Watermark:
{
aAttr.SetLuminance( aAttr.GetLuminance() + WATERMARK_LUM_OFFSET );
aAttr.SetContrast( aAttr.GetContrast() + WATERMARK_CON_OFFSET );
}
break;
default:
break;
}
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::COLORS ) && aAttr.IsAdjusted() )
{
rAnimation.Adjust( aAttr.GetLuminance(), aAttr.GetContrast(),
aAttr.GetChannelR(), aAttr.GetChannelG(), aAttr.GetChannelB(),
aAttr.GetGamma(), aAttr.IsInvert() );
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::MIRROR ) && aAttr.IsMirrored() )
{
rAnimation.Mirror( aAttr.GetMirrorFlags() );
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::ROTATE ) && aAttr.IsRotated() )
{
OSL_FAIL( "Missing implementation: Animation-Rotation" );
}
if( ( nAdjustmentFlags & GraphicAdjustmentFlags::TRANSPARENCY ) && aAttr.IsTransparent() )
{
OSL_FAIL( "Missing implementation: Animation-Transparency" );
}
}
} // end anonymous namespace
struct GrfSimpleCacheObj
{
Graphic maGraphic;
GraphicAttr const maAttr;
GrfSimpleCacheObj( const Graphic& rGraphic, const GraphicAttr& rAttr ) :
maGraphic( rGraphic ), maAttr( rAttr ) {}
};
GraphicObject::GraphicObject()
{
}
GraphicObject::GraphicObject(const Graphic& rGraphic)
: maGraphic(rGraphic)
{
}
GraphicObject::GraphicObject(const GraphicObject& rGraphicObj)
: maGraphic(rGraphicObj.GetGraphic())
, maAttr(rGraphicObj.maAttr)
, maUserData(rGraphicObj.maUserData)
{
}
GraphicObject::~GraphicObject()
{
}
GraphicType GraphicObject::GetType() const
{
return maGraphic.GetType();
}
Size GraphicObject::GetPrefSize() const
{
return maGraphic.GetPrefSize();
}
MapMode GraphicObject::GetPrefMapMode() const
{
return maGraphic.GetPrefMapMode();
}
bool GraphicObject::IsTransparent() const
{
return maGraphic.IsTransparent();
}
bool GraphicObject::IsAnimated() const
{
return maGraphic.IsAnimated();
}
bool GraphicObject::IsEPS() const
{
return maGraphic.IsEPS();
}
bool GraphicObject::ImplGetCropParams( OutputDevice const * pOut, Point& rPt, Size& rSz, const GraphicAttr* pAttr,
tools::PolyPolygon& rClipPolyPoly, bool& bRectClipRegion ) const
{
bool bRet = false;
if( GetType() != GraphicType::NONE )
{
tools::Polygon aClipPoly( tools::Rectangle( rPt, rSz ) );
const sal_uInt16 nRot10 = pAttr->GetRotation() % 3600;
const Point aOldOrigin( rPt );
const MapMode aMap100( MapUnit::Map100thMM );
Size aSize100;
long nTotalWidth, nTotalHeight;
if( nRot10 )
{
aClipPoly.Rotate( rPt, nRot10 );
bRectClipRegion = false;
}
else
bRectClipRegion = true;
rClipPolyPoly = aClipPoly;
if (maGraphic.GetPrefMapMode().GetMapUnit() == MapUnit::MapPixel)
aSize100 = Application::GetDefaultDevice()->PixelToLogic( maGraphic.GetPrefSize(), aMap100 );
else
{
MapMode m(maGraphic.GetPrefMapMode());
aSize100 = pOut->LogicToLogic( maGraphic.GetPrefSize(), &m, &aMap100 );
}
nTotalWidth = aSize100.Width() - pAttr->GetLeftCrop() - pAttr->GetRightCrop();
nTotalHeight = aSize100.Height() - pAttr->GetTopCrop() - pAttr->GetBottomCrop();
if( aSize100.Width() > 0 && aSize100.Height() > 0 && nTotalWidth > 0 && nTotalHeight > 0 )
{
double fScale = static_cast<double>(aSize100.Width()) / nTotalWidth;
const long nNewLeft = -FRound( ( ( pAttr->GetMirrorFlags() & BmpMirrorFlags::Horizontal ) ? pAttr->GetRightCrop() : pAttr->GetLeftCrop() ) * fScale );
const long nNewRight = nNewLeft + FRound( aSize100.Width() * fScale ) - 1;
fScale = static_cast<double>(rSz.Width()) / aSize100.Width();
rPt.AdjustX(FRound( nNewLeft * fScale ) );
rSz.setWidth( FRound( ( nNewRight - nNewLeft + 1 ) * fScale ) );
fScale = static_cast<double>(aSize100.Height()) / nTotalHeight;
const long nNewTop = -FRound( ( ( pAttr->GetMirrorFlags() & BmpMirrorFlags::Vertical ) ? pAttr->GetBottomCrop() : pAttr->GetTopCrop() ) * fScale );
const long nNewBottom = nNewTop + FRound( aSize100.Height() * fScale ) - 1;
fScale = static_cast<double>(rSz.Height()) / aSize100.Height();
rPt.AdjustY(FRound( nNewTop * fScale ) );
rSz.setHeight( FRound( ( nNewBottom - nNewTop + 1 ) * fScale ) );
if( nRot10 )
{
tools::Polygon aOriginPoly( 1 );
aOriginPoly[ 0 ] = rPt;
aOriginPoly.Rotate( aOldOrigin, nRot10 );
rPt = aOriginPoly[ 0 ];
}
bRet = true;
}
}
return bRet;
}
GraphicObject& GraphicObject::operator=( const GraphicObject& rGraphicObj )
{
if( &rGraphicObj != this )
{
mxSimpleCache.reset();
maGraphic = rGraphicObj.GetGraphic();
maAttr = rGraphicObj.maAttr;
maUserData = rGraphicObj.maUserData;
}
return *this;
}
bool GraphicObject::operator==( const GraphicObject& rGraphicObj ) const
{
return rGraphicObj.maGraphic == maGraphic
&& rGraphicObj.maAttr == maAttr;
}
OString GraphicObject::GetUniqueID() const
{
return GetGraphic().getUniqueID();
}
void GraphicObject::SetAttr( const GraphicAttr& rAttr )
{
maAttr = rAttr;
if (mxSimpleCache && (mxSimpleCache->maAttr != rAttr))
mxSimpleCache.reset();
}
void GraphicObject::SetUserData()
{
maUserData.clear();
}
void GraphicObject::SetUserData( const OUString& rUserData )
{
maUserData = rUserData;
}
bool GraphicObject::Draw( OutputDevice* pOut, const Point& rPt, const Size& rSz,
const GraphicAttr* pAttr )
{
GraphicAttr aAttr( pAttr ? *pAttr : GetAttr() );
Point aPt( rPt );
Size aSz( rSz );
const DrawModeFlags nOldDrawMode = pOut->GetDrawMode();
bool bCropped = aAttr.IsCropped();
bool bRet;
// #i29534# Provide output rects for PDF writer
tools::Rectangle aCropRect;
pOut->SetDrawMode( nOldDrawMode & ~DrawModeFlags( DrawModeFlags::SettingsLine | DrawModeFlags::SettingsFill | DrawModeFlags::SettingsText | DrawModeFlags::SettingsGradient ) );
// mirrored horizontically
if( aSz.Width() < 0 )
{
aPt.AdjustX(aSz.Width() + 1 );
aSz.setWidth( -aSz.Width() );
aAttr.SetMirrorFlags( aAttr.GetMirrorFlags() ^ BmpMirrorFlags::Horizontal );
}
// mirrored vertically
if( aSz.Height() < 0 )
{
aPt.AdjustY(aSz.Height() + 1 );
aSz.setHeight( -aSz.Height() );
aAttr.SetMirrorFlags( aAttr.GetMirrorFlags() ^ BmpMirrorFlags::Vertical );
}
if( bCropped )
{
tools::PolyPolygon aClipPolyPoly;
bool bRectClip;
const bool bCrop = ImplGetCropParams( pOut, aPt, aSz, &aAttr, aClipPolyPoly, bRectClip );
pOut->Push( PushFlags::CLIPREGION );
if( bCrop )
{
if( bRectClip )
{
// #i29534# Store crop rect for later forwarding to
// PDF writer
aCropRect = aClipPolyPoly.GetBoundRect();
pOut->IntersectClipRegion( aCropRect );
}
else
{
pOut->IntersectClipRegion(vcl::Region(aClipPolyPoly));
}
}
}
bRet = lclDrawObj(pOut, aPt, aSz, *this, aAttr);
if( bCropped )
pOut->Pop();
pOut->SetDrawMode( nOldDrawMode );
return bRet;
}
void GraphicObject::DrawTiled( OutputDevice* pOut, const tools::Rectangle& rArea, const Size& rSize,
const Size& rOffset, int nTileCacheSize1D )
{
if( pOut == nullptr || rSize.Width() == 0 || rSize.Height() == 0 )
return;
const MapMode aOutMapMode( pOut->GetMapMode() );
const MapMode aMapMode( aOutMapMode.GetMapUnit(), Point(), aOutMapMode.GetScaleX(), aOutMapMode.GetScaleY() );
// #106258# Clamp size to 1 for zero values. This is okay, since
// logical size of zero is handled above already
const Size aOutTileSize( ::std::max( 1L, pOut->LogicToPixel( rSize, aOutMapMode ).Width() ),
::std::max( 1L, pOut->LogicToPixel( rSize, aOutMapMode ).Height() ) );
//#i69780 clip final tile size to a sane max size
while ((static_cast<sal_Int64>(rSize.Width()) * nTileCacheSize1D) > SAL_MAX_UINT16)
nTileCacheSize1D /= 2;
while ((static_cast<sal_Int64>(rSize.Height()) * nTileCacheSize1D) > SAL_MAX_UINT16)
nTileCacheSize1D /= 2;
ImplDrawTiled( pOut, rArea, aOutTileSize, rOffset, nullptr, nTileCacheSize1D );
}
bool GraphicObject::StartAnimation( OutputDevice* pOut, const Point& rPt, const Size& rSz,
long nExtraData,
OutputDevice* pFirstFrameOutDev )
{
bool bRet = false;
GetGraphic();
const GraphicAttr aAttr( GetAttr() );
if (IsAnimated())
{
Point aPt( rPt );
Size aSz( rSz );
bool bCropped = aAttr.IsCropped();
if( bCropped )
{
tools::PolyPolygon aClipPolyPoly;
bool bRectClip;
const bool bCrop = ImplGetCropParams( pOut, aPt, aSz, &aAttr, aClipPolyPoly, bRectClip );
pOut->Push( PushFlags::CLIPREGION );
if( bCrop )
{
if( bRectClip )
pOut->IntersectClipRegion( aClipPolyPoly.GetBoundRect() );
else
pOut->IntersectClipRegion(vcl::Region(aClipPolyPoly));
}
}
if (!mxSimpleCache || (mxSimpleCache->maAttr != aAttr) || pFirstFrameOutDev)
{
mxSimpleCache.reset(new GrfSimpleCacheObj(GetTransformedGraphic(&aAttr), aAttr));
mxSimpleCache->maGraphic.SetAnimationNotifyHdl(GetGraphic().GetAnimationNotifyHdl());
}
mxSimpleCache->maGraphic.StartAnimation(pOut, aPt, aSz, nExtraData, pFirstFrameOutDev);
if( bCropped )
pOut->Pop();
bRet = true;
}
else
bRet = Draw( pOut, rPt, rSz, &aAttr );
return bRet;
}
void GraphicObject::StopAnimation( OutputDevice* pOut, long nExtraData )
{
if (mxSimpleCache)
mxSimpleCache->maGraphic.StopAnimation(pOut, nExtraData);
}
const Graphic& GraphicObject::GetGraphic() const
{
return maGraphic;
}
void GraphicObject::SetGraphic( const Graphic& rGraphic, const GraphicObject* /*pCopyObj*/)
{
maGraphic = rGraphic;
}
void GraphicObject::SetGraphic( const Graphic& rGraphic, const OUString& /*rLink*/ )
{
SetGraphic( rGraphic );
}
Graphic GraphicObject::GetTransformedGraphic( const Size& rDestSize, const MapMode& rDestMap, const GraphicAttr& rAttr ) const
{
// #104550# Extracted from svx/source/svdraw/svdograf.cxx
Graphic aTransGraphic( GetGraphic() );
const GraphicType eType = GetType();
const Size aSrcSize( aTransGraphic.GetPrefSize() );
// #104115# Convert the crop margins to graphic object mapmode
const MapMode aMapGraph( aTransGraphic.GetPrefMapMode() );
const MapMode aMap100( MapUnit::Map100thMM );
Size aCropLeftTop;
Size aCropRightBottom;
if( GraphicType::GdiMetafile == eType )
{
GDIMetaFile aMtf( aTransGraphic.GetGDIMetaFile() );
if (aMapGraph.GetMapUnit() == MapUnit::MapPixel)
{
// crops are in 1/100th mm -> to aMapGraph -> to MapUnit::MapPixel
aCropLeftTop = Application::GetDefaultDevice()->LogicToPixel(
Size(rAttr.GetLeftCrop(), rAttr.GetTopCrop()),
aMap100);
aCropRightBottom = Application::GetDefaultDevice()->LogicToPixel(
Size(rAttr.GetRightCrop(), rAttr.GetBottomCrop()),
aMap100);
}
else
{
// crops are in GraphicObject units -> to aMapGraph
aCropLeftTop = OutputDevice::LogicToLogic(
Size(rAttr.GetLeftCrop(), rAttr.GetTopCrop()),
aMap100,
aMapGraph);
aCropRightBottom = OutputDevice::LogicToLogic(
Size(rAttr.GetRightCrop(), rAttr.GetBottomCrop()),
aMap100,
aMapGraph);
}
// #104115# If the metafile is cropped, give it a special
// treatment: clip against the remaining area, scale up such
// that this area later fills the desired size, and move the
// origin to the upper left edge of that area.
if( rAttr.IsCropped() )
{
const MapMode aMtfMapMode( aMtf.GetPrefMapMode() );
tools::Rectangle aClipRect( aMtfMapMode.GetOrigin().X() + aCropLeftTop.Width(),
aMtfMapMode.GetOrigin().Y() + aCropLeftTop.Height(),
aMtfMapMode.GetOrigin().X() + aSrcSize.Width() - aCropRightBottom.Width(),
aMtfMapMode.GetOrigin().Y() + aSrcSize.Height() - aCropRightBottom.Height() );
// #104115# To correctly crop rotated metafiles, clip by view rectangle
aMtf.AddAction( new MetaISectRectClipRegionAction( aClipRect ), 0 );
// #104115# To crop the metafile, scale larger than the output rectangle
aMtf.Scale( static_cast<double>(rDestSize.Width()) / (aSrcSize.Width() - aCropLeftTop.Width() - aCropRightBottom.Width()),
static_cast<double>(rDestSize.Height()) / (aSrcSize.Height() - aCropLeftTop.Height() - aCropRightBottom.Height()) );
// #104115# Adapt the pref size by hand (scale changes it
// proportionally, but we want it to be smaller than the
// former size, to crop the excess out)
aMtf.SetPrefSize( Size( static_cast<long>(static_cast<double>(rDestSize.Width()) * (1.0 + (aCropLeftTop.Width() + aCropRightBottom.Width()) / aSrcSize.Width()) + .5),
static_cast<long>(static_cast<double>(rDestSize.Height()) * (1.0 + (aCropLeftTop.Height() + aCropRightBottom.Height()) / aSrcSize.Height()) + .5) ) );
// #104115# Adapt the origin of the new mapmode, such that it
// is shifted to the place where the cropped output starts
Point aNewOrigin( static_cast<long>(static_cast<double>(aMtfMapMode.GetOrigin().X()) + rDestSize.Width() * aCropLeftTop.Width() / (aSrcSize.Width() - aCropLeftTop.Width() - aCropRightBottom.Width()) + .5),
static_cast<long>(static_cast<double>(aMtfMapMode.GetOrigin().Y()) + rDestSize.Height() * aCropLeftTop.Height() / (aSrcSize.Height() - aCropLeftTop.Height() - aCropRightBottom.Height()) + .5) );
MapMode aNewMap( rDestMap );
aNewMap.SetOrigin( OutputDevice::LogicToLogic(aNewOrigin, aMtfMapMode, rDestMap) );
aMtf.SetPrefMapMode( aNewMap );
}
else
{
aMtf.Scale( Fraction( rDestSize.Width(), aSrcSize.Width() ), Fraction( rDestSize.Height(), aSrcSize.Height() ) );
aMtf.SetPrefMapMode( rDestMap );
}
aTransGraphic = aMtf;
}
else if( GraphicType::Bitmap == eType )
{
BitmapEx aBitmapEx( aTransGraphic.GetBitmapEx() );
tools::Rectangle aCropRect;
// convert crops to pixel
if(rAttr.IsCropped())
{
if (aMapGraph.GetMapUnit() == MapUnit::MapPixel)
{
// crops are in 1/100th mm -> to MapUnit::MapPixel
aCropLeftTop = Application::GetDefaultDevice()->LogicToPixel(
Size(rAttr.GetLeftCrop(), rAttr.GetTopCrop()),
aMap100);
aCropRightBottom = Application::GetDefaultDevice()->LogicToPixel(
Size(rAttr.GetRightCrop(), rAttr.GetBottomCrop()),
aMap100);
}
else
{
// crops are in GraphicObject units -> to MapUnit::MapPixel
aCropLeftTop = Application::GetDefaultDevice()->LogicToPixel(
Size(rAttr.GetLeftCrop(), rAttr.GetTopCrop()),
aMapGraph);
aCropRightBottom = Application::GetDefaultDevice()->LogicToPixel(
Size(rAttr.GetRightCrop(), rAttr.GetBottomCrop()),
aMapGraph);
}
// convert from prefmapmode to pixel
Size aSrcSizePixel(
Application::GetDefaultDevice()->LogicToPixel(
aSrcSize,
aMapGraph));
if(rAttr.IsCropped()
&& (aSrcSizePixel.Width() != aBitmapEx.GetSizePixel().Width() || aSrcSizePixel.Height() != aBitmapEx.GetSizePixel().Height())
&& aSrcSizePixel.Width())
{
// the size in pixels calculated from Graphic's internal MapMode (aTransGraphic.GetPrefMapMode())
// and its internal size (aTransGraphic.GetPrefSize()) is different from its real pixel size.
// This can be interpreted as this values to be set wrong, but needs to be corrected since e.g.
// existing cropping is calculated based on this logic values already.
// aBitmapEx.Scale(aSrcSizePixel);
// another possibility is to adapt the values created so far with a factor; this
// will keep the original Bitmap untouched and thus quality will not change
// caution: convert to double first, else pretty big errors may occur
const double fFactorX(static_cast<double>(aBitmapEx.GetSizePixel().Width()) / aSrcSizePixel.Width());
const double fFactorY(static_cast<double>(aBitmapEx.GetSizePixel().Height()) / aSrcSizePixel.Height());
aCropLeftTop.setWidth( basegfx::fround(aCropLeftTop.Width() * fFactorX) );
aCropLeftTop.setHeight( basegfx::fround(aCropLeftTop.Height() * fFactorY) );
aCropRightBottom.setWidth( basegfx::fround(aCropRightBottom.Width() * fFactorX) );
aCropRightBottom.setHeight( basegfx::fround(aCropRightBottom.Height() * fFactorY) );
aSrcSizePixel = aBitmapEx.GetSizePixel();
}
// setup crop rectangle in pixel
aCropRect = tools::Rectangle( aCropLeftTop.Width(), aCropLeftTop.Height(),
aSrcSizePixel.Width() - aCropRightBottom.Width(),
aSrcSizePixel.Height() - aCropRightBottom.Height() );
}
// #105641# Also crop animations
if( aTransGraphic.IsAnimated() )
{
Animation aAnim( aTransGraphic.GetAnimation() );
for( size_t nFrame=0; nFrame<aAnim.Count(); ++nFrame )
{
AnimationBitmap aAnimBmp( aAnim.Get( nFrame ) );
if( !aCropRect.IsInside( tools::Rectangle(aAnimBmp.aPosPix, aAnimBmp.aSizePix) ) )
{
// setup actual cropping (relative to frame position)
tools::Rectangle aCropRectRel( aCropRect );
aCropRectRel.Move( -aAnimBmp.aPosPix.X(),
-aAnimBmp.aPosPix.Y() );
// cropping affects this frame, apply it then
// do _not_ apply enlargement, this is done below
ImplTransformBitmap( aAnimBmp.aBmpEx, rAttr, Size(), Size(),
aCropRectRel, rDestSize, false );
aAnim.Replace( aAnimBmp, nFrame );
}
// else: bitmap completely within crop area,
// i.e. nothing is cropped away
}
// now, apply enlargement (if any) through global animation size
if( aCropLeftTop.Width() < 0 ||
aCropLeftTop.Height() < 0 ||
aCropRightBottom.Width() < 0 ||
aCropRightBottom.Height() < 0 )
{
Size aNewSize( aAnim.GetDisplaySizePixel() );
aNewSize.AdjustWidth(aCropRightBottom.Width() < 0 ? -aCropRightBottom.Width() : 0 );
aNewSize.AdjustWidth(aCropLeftTop.Width() < 0 ? -aCropLeftTop.Width() : 0 );
aNewSize.AdjustHeight(aCropRightBottom.Height() < 0 ? -aCropRightBottom.Height() : 0 );
aNewSize.AdjustHeight(aCropLeftTop.Height() < 0 ? -aCropLeftTop.Height() : 0 );
aAnim.SetDisplaySizePixel( aNewSize );
}
// if topleft has changed, we must move all frames to the
// right and bottom, resp.
if( aCropLeftTop.Width() < 0 ||
aCropLeftTop.Height() < 0 )
{
Point aPosOffset( aCropLeftTop.Width() < 0 ? -aCropLeftTop.Width() : 0,
aCropLeftTop.Height() < 0 ? -aCropLeftTop.Height() : 0 );
for( size_t nFrame=0; nFrame<aAnim.Count(); ++nFrame )
{
AnimationBitmap aAnimBmp( aAnim.Get( nFrame ) );
aAnimBmp.aPosPix += aPosOffset;
aAnim.Replace( aAnimBmp, nFrame );
}
}
aTransGraphic = aAnim;
}
else
{
ImplTransformBitmap( aBitmapEx, rAttr, aCropLeftTop, aCropRightBottom,
aCropRect, rDestSize, true );
aTransGraphic = aBitmapEx;
}
aTransGraphic.SetPrefSize( rDestSize );
aTransGraphic.SetPrefMapMode( rDestMap );
}
GraphicObject aGrfObj( aTransGraphic );
aTransGraphic = aGrfObj.GetTransformedGraphic( &rAttr );
return aTransGraphic;
}
Graphic GraphicObject::GetTransformedGraphic( const GraphicAttr* pAttr ) const
{
GetGraphic();
Graphic aGraphic;
GraphicAttr aAttr( pAttr ? *pAttr : GetAttr() );
if (maGraphic.IsSupportedGraphic())
{
if( aAttr.IsSpecialDrawMode() || aAttr.IsAdjusted() || aAttr.IsMirrored() || aAttr.IsRotated() || aAttr.IsTransparent() )
{
if( GetType() == GraphicType::Bitmap )
{
if( IsAnimated() )
{
Animation aAnimation( maGraphic.GetAnimation() );
lclImplAdjust( aAnimation, aAttr, GraphicAdjustmentFlags::ALL );
aAnimation.SetLoopCount(maGraphic.GetAnimationLoopCount());
aGraphic = aAnimation;
}
else
{
BitmapEx aBmpEx( maGraphic.GetBitmapEx() );
lclImplAdjust( aBmpEx, aAttr, GraphicAdjustmentFlags::ALL );
aGraphic = aBmpEx;
}
}
else
{
GDIMetaFile aMtf( maGraphic.GetGDIMetaFile() );
lclImplAdjust( aMtf, aAttr, GraphicAdjustmentFlags::ALL );
aGraphic = aMtf;
}
}
else
{
if( ( GetType() == GraphicType::Bitmap ) && IsAnimated() )
{
Animation aAnimation( maGraphic.GetAnimation() );
aAnimation.SetLoopCount(maGraphic.GetAnimationLoopCount());
aGraphic = aAnimation;
}
else
aGraphic = maGraphic;
}
}
return aGraphic;
}
bool GraphicObject::isGraphicObjectUniqueIdURL(OUString const & rURL)
{
const OUString aPrefix("vnd.sun.star.GraphicObject:");
return rURL.startsWith(aPrefix);
}
// calculate scalings between real image size and logic object size. This
// is necessary since the crop values are relative to original bitmap size
basegfx::B2DVector GraphicObject::calculateCropScaling(
double fWidth,
double fHeight,
double fLeftCrop,
double fTopCrop,
double fRightCrop,
double fBottomCrop) const
{
const MapMode aMapMode100thmm(MapUnit::Map100thMM);
Size aBitmapSize(GetPrefSize());
double fFactorX(1.0);
double fFactorY(1.0);
if(MapUnit::MapPixel == GetPrefMapMode().GetMapUnit())
{
aBitmapSize = Application::GetDefaultDevice()->PixelToLogic(aBitmapSize, aMapMode100thmm);
}
else
{
aBitmapSize = OutputDevice::LogicToLogic(aBitmapSize, GetPrefMapMode(), aMapMode100thmm);
}
const double fDivX(aBitmapSize.Width() - fLeftCrop - fRightCrop);
const double fDivY(aBitmapSize.Height() - fTopCrop - fBottomCrop);
if(!basegfx::fTools::equalZero(fDivX))
{
fFactorX = fabs(fWidth) / fDivX;
}
if(!basegfx::fTools::equalZero(fDivY))
{
fFactorY = fabs(fHeight) / fDivY;
}
return basegfx::B2DVector(fFactorX,fFactorY);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */