/* -*- 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 .
*/
#pragma once
#include <vcl/dllapi.h>
#include <vcl/GraphicExternalLink.hxx>
#include <vcl/gdimtf.hxx>
#include <vcl/graph.hxx>
#include "graphic/Manager.hxx"
#include "graphic/MemoryManaged.hxx"
#include "graphic/GraphicID.hxx"
#include "graphic/BitmapContainer.hxx"
#include "graphic/AnimationContainer.hxx"
#include "graphic/SwapInfo.hxx"
#include <optional>
class OutputDevice;
class GfxLink;
class ImpSwapFile;
enum class GraphicContentType : sal_Int32
{
Bitmap,
Animation,
Vector
};
class SAL_DLLPUBLIC_RTTI ImpGraphic final : public vcl::graphic::MemoryManaged
{
friend class Graphic;
friend class GraphicID;
private :
BitmapEx maCachedBitmap;
GDIMetaFile maMetaFile;
std::shared_ptr<BitmapContainer> mpBitmapContainer;
/// If maBitmapEx is empty, this preferred size will be set on it when it gets initialized.
Size maExPrefSize;
SwapInfo maSwapInfo;
std::shared_ptr<AnimationContainer> mpAnimationContainer;
std::shared_ptr<ImpSwapFile> mpSwapFile;
std::shared_ptr<GfxLink> mpGfxLink;
std::shared_ptr<VectorGraphicData> maVectorGraphicData;
GraphicType meType = GraphicType::NONE;
mutable sal_Int64 mnSizeBytes = 0 ;
bool mbSwapOut = false ;
bool mbDummyContext = false ;
// cache checksum computation
mutable BitmapChecksum mnChecksum = 0 ;
std::optional<GraphicID> mxGraphicID;
GraphicExternalLink maGraphicExternalLink;
mutable std::chrono::high_resolution_clock::time_point maLastUsed = std::chrono::high_resolution_clock::now();
bool mbPrepared = false ;
public :
ImpGraphic(bool bDefault = false );
ImpGraphic( const ImpGraphic& rImpGraphic );
ImpGraphic( ImpGraphic&& rImpGraphic ) noexcept;
ImpGraphic( GraphicExternalLink aExternalLink);
ImpGraphic(std::shared_ptr<GfxLink> xGfxLink, sal_Int32 nPageIndex = 0 );
ImpGraphic( const BitmapEx& rBmpEx );
ImpGraphic(const std::shared_ptr<VectorGraphicData>& rVectorGraphicDataPtr);
ImpGraphic( const Animation& rAnimation );
ImpGraphic( const GDIMetaFile& rMtf );
~ImpGraphic();
void setPrepared(bool bAnimated, const Size* pSizeHint);
private :
ImpGraphic& operator =( const ImpGraphic& rImpGraphic );
ImpGraphic& operator =( ImpGraphic&& rImpGraphic );
bool operator ==( const ImpGraphic& rImpGraphic ) const ;
bool operator !=( const ImpGraphic& rImpGraphic ) const { return !( *this == rImpGraphic ); }
OUString const & getOriginURL() const
{
return maGraphicExternalLink.msURL;
}
void setOriginURL(OUString const & rOriginURL)
{
maGraphicExternalLink.msURL = rOriginURL;
}
OString getUniqueID()
{
if (!mxGraphicID)
mxGraphicID.emplace(*this );
return mxGraphicID->getIDString();
}
void createSwapInfo();
void restoreFromSwapInfo();
void clearGraphics();
void clear();
GraphicType getType() const { return meType;}
bool isSupportedGraphic() const ;
bool isTransparent() const ;
bool isAlpha() const ;
bool isAnimated() const ;
bool isEPS() const ;
bool isAvailable() const ;
bool makeAvailable();
BitmapEx getBitmapEx(const GraphicConversionParameters& rParameters) const ;
/// Gives direct access to the contained BitmapEx.
const BitmapEx& getBitmapExRef() const ;
Animation getAnimation() const ;
const GDIMetaFile& getGDIMetaFile() const ;
Size getSizePixel() const ;
Size getPrefSize() const ;
void setPrefSize( const Size& rPrefSize );
MapMode getPrefMapMode() const ;
void setPrefMapMode( const MapMode& rPrefMapMode );
sal_Int64 getSizeBytes() const ;
void ensureCurrentSizeInBytes();
void draw(OutputDevice& rOutDev, const Point& rDestPt,
const Size& rDestSize) const ;
void startAnimation(OutputDevice& rOutDev,
const Point& rDestPt,
const Size& rDestSize,
tools::Long nRendererId,
OutputDevice* pFirstFrameOutDev);
void stopAnimation( const OutputDevice* pOutputDevice,
tools::Long nRendererId );
void setAnimationNotifyHdl( const Link<Animation*,void >& rLink );
Link<Animation*,void > getAnimationNotifyHdl() const ;
sal_uInt32 getAnimationLoopCount() const ;
private :
// swapping methods
bool swapInFromStream(SvStream& rStream);
bool swapInGraphic(SvStream& rStream);
bool swapInContent(SvStream& rStream);
bool swapOutContent(SvStream& rStream);
bool swapOutGraphic(SvStream& rStream);
// end swapping
Bitmap getBitmap(const GraphicConversionParameters& rParameters) const ;
void setDummyContext( bool value ) { mbDummyContext = value; }
bool isDummyContext() const { return mbDummyContext; }
void setGfxLink( const std::shared_ptr<GfxLink>& );
const std::shared_ptr<GfxLink> & getSharedGfxLink() const ;
GfxLink getGfxLink() const ;
bool isGfxLink() const ;
BitmapChecksum getChecksum() const ;
const std::shared_ptr<VectorGraphicData>& getVectorGraphicData() const ;
/// Gets the bitmap replacement for a vector graphic.
// Hide volatile state of maBitmapEx when using maVectorGraphicData into this method
void updateBitmapFromVectorGraphic(const Size& pixelSize = {}) const ;
bool ensureAvailable () const ;
sal_Int32 getPageNumber() const ;
// Set the pref size, but don't force swap-in
void setValuesForPrefSize(const Size& rPrefSize);
// Set the pref map mode, but don't force swap-in
void setValuesForPrefMapMod(const MapMode& rPrefMapMode);
bool canReduceMemory() const override;
bool reduceMemory() override;
std::chrono::high_resolution_clock::time_point getLastUsed() const override;
void resetLastUsed() const ;
public :
void resetChecksum() { mnChecksum = 0 ; }
bool swapIn();
VCL_DLLPUBLIC bool swapOut();
bool isSwappedOut() const { return mbSwapOut; }
VCL_DLLPUBLIC SvStream* getSwapFileStream() const ;
// public only because of use in GraphicFilter
void updateFromLoadedGraphic(const ImpGraphic* graphic);
void dumpState(rtl::OStringBuffer &rState) override;
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 in Prozent C=91 H=100 G=95
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(vorverarbeitet am 2026-06-10)
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