c54df306b3
Change-Id: I11fdc9a0dcf745dacd516cfc8540a8fb67c45b6c Reviewed-on: https://gerrit.libreoffice.org/78106 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
243 lines
8.2 KiB
C++
243 lines
8.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_VCL_INC_IMPGRAPH_HXX
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#define INCLUDED_VCL_INC_IMPGRAPH_HXX
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#include <vcl/GraphicExternalLink.hxx>
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#include <vcl/gdimtf.hxx>
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#include <vcl/graph.hxx>
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#include "graphic/Manager.hxx"
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struct ImpSwapInfo
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{
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MapMode maPrefMapMode;
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Size maPrefSize;
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Size maSizePixel;
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bool mbIsAnimated;
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bool mbIsEPS;
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bool mbIsTransparent;
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bool mbIsAlpha;
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sal_uInt32 mnAnimationLoopCount;
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};
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class OutputDevice;
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class GfxLink;
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struct ImpSwapFile;
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class GraphicConversionParameters;
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class ImpGraphic;
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class GraphicID
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{
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private:
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sal_uInt32 mnID1;
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sal_uInt32 mnID2;
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sal_uInt32 mnID3;
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BitmapChecksum mnID4;
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public:
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GraphicID(ImpGraphic const & rGraphic);
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bool operator==(const GraphicID& rID) const
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{
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return rID.mnID1 == mnID1 && rID.mnID2 == mnID2 &&
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rID.mnID3 == mnID3 && rID.mnID4 == mnID4;
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}
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OString getIDString() const;
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};
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class ImpGraphic final
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{
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friend class Graphic;
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friend class GraphicID;
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friend class vcl::graphic::Manager;
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private:
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GDIMetaFile maMetaFile;
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BitmapEx maEx;
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ImpSwapInfo maSwapInfo;
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std::unique_ptr<Animation> mpAnimation;
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std::shared_ptr<GraphicReader> mpContext;
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std::shared_ptr<ImpSwapFile> mpSwapFile;
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std::shared_ptr<GfxLink> mpGfxLink;
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GraphicType meType;
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mutable sal_uLong mnSizeBytes;
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bool mbSwapOut;
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bool mbDummyContext;
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VectorGraphicDataPtr maVectorGraphicData;
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// cache checksum computation
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mutable BitmapChecksum mnChecksum = 0;
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/// The PDF stream from which this Graphic is rendered,
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/// as converted (version downgraded) from the original,
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/// which should be in GfxLink.
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std::shared_ptr<std::vector<sal_Int8>> mpPdfData;
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std::unique_ptr<GraphicID> mpGraphicID;
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GraphicExternalLink maGraphicExternalLink;
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std::chrono::high_resolution_clock::time_point maLastUsed;
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bool mbPrepared;
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/// Used with GfxLink and/or PdfData when they store original media
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/// which might be multi-page (PDF, f.e.) and we need to re-render
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/// this Graphic (a page) from the source in GfxLink or PdfData.
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sal_Int32 mnPageNumber;
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public:
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ImpGraphic();
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ImpGraphic( const ImpGraphic& rImpGraphic );
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ImpGraphic( ImpGraphic&& rImpGraphic ) noexcept;
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ImpGraphic( const GraphicExternalLink& rExternalLink);
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ImpGraphic( const Bitmap& rBmp );
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ImpGraphic( const BitmapEx& rBmpEx );
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ImpGraphic(const VectorGraphicDataPtr& rVectorGraphicDataPtr);
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ImpGraphic( const Animation& rAnimation );
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ImpGraphic( const GDIMetaFile& rMtf );
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~ImpGraphic();
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void ImplSetPrepared(bool bAnimated, const Size* pSizeHint);
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private:
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ImpGraphic& operator=( const ImpGraphic& rImpGraphic );
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ImpGraphic& operator=( ImpGraphic&& rImpGraphic );
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bool operator==( const ImpGraphic& rImpGraphic ) const;
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bool operator!=( const ImpGraphic& rImpGraphic ) const { return !( *this == rImpGraphic ); }
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OUString const & getOriginURL() const
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{
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return maGraphicExternalLink.msURL;
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}
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void setOriginURL(OUString const & rOriginURL)
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{
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maGraphicExternalLink.msURL = rOriginURL;
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}
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OString getUniqueID()
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{
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if (!mpGraphicID)
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mpGraphicID.reset(new GraphicID(*this));
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return mpGraphicID->getIDString();
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}
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bool hasPdfData() const
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{
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return mpPdfData && !mpPdfData->empty();
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}
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void ImplCreateSwapInfo();
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void ImplClearGraphics();
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void ImplClear();
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GraphicType ImplGetType() const { return meType;}
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void ImplSetDefaultType();
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bool ImplIsSupportedGraphic() const;
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bool ImplIsTransparent() const;
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bool ImplIsAlpha() const;
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bool ImplIsAnimated() const;
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bool ImplIsEPS() const;
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bool isAvailable() const;
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bool makeAvailable();
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Bitmap ImplGetBitmap(const GraphicConversionParameters& rParameters) const;
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BitmapEx ImplGetBitmapEx(const GraphicConversionParameters& rParameters) const;
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/// Gives direct access to the contained BitmapEx.
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const BitmapEx& ImplGetBitmapExRef() const;
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Animation ImplGetAnimation() const;
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const GDIMetaFile& ImplGetGDIMetaFile() const;
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Size ImplGetSizePixel() const;
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Size ImplGetPrefSize() const;
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void ImplSetPrefSize( const Size& rPrefSize );
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MapMode ImplGetPrefMapMode() const;
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void ImplSetPrefMapMode( const MapMode& rPrefMapMode );
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sal_uLong ImplGetSizeBytes() const;
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void ImplDraw( OutputDevice* pOutDev,
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const Point& rDestPt ) const;
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void ImplDraw( OutputDevice* pOutDev,
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const Point& rDestPt,
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const Size& rDestSize ) const;
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void ImplStartAnimation( OutputDevice* pOutDev,
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const Point& rDestPt,
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const Size& rDestSize,
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long nExtraData,
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OutputDevice* pFirstFrameOutDev );
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void ImplStopAnimation( OutputDevice* pOutputDevice,
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long nExtraData );
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void ImplSetAnimationNotifyHdl( const Link<Animation*,void>& rLink );
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Link<Animation*,void> ImplGetAnimationNotifyHdl() const;
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sal_uInt32 ImplGetAnimationLoopCount() const;
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private:
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std::shared_ptr<GraphicReader>& ImplGetContext() { return mpContext;}
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void ImplSetContext( const std::shared_ptr<GraphicReader>& pReader );
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void ImplSetDummyContext( bool value ) { mbDummyContext = value; }
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bool ImplReadEmbedded( SvStream& rIStream );
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bool ImplWriteEmbedded( SvStream& rOStream );
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bool ImplSwapIn();
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bool ImplSwapIn( SvStream* pIStm );
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bool ImplSwapOut();
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bool ImplSwapOut( SvStream* pOStm );
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bool ImplIsSwapOut() const { return mbSwapOut;}
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bool ImplIsDummyContext() const { return mbDummyContext; }
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void ImplSetLink( const std::shared_ptr<GfxLink>& );
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std::shared_ptr<GfxLink> ImplGetSharedGfxLink() const;
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GfxLink ImplGetLink();
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bool ImplIsLink() const;
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BitmapChecksum ImplGetChecksum() const;
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bool ImplExportNative( SvStream& rOStm ) const;
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friend void WriteImpGraphic(SvStream& rOStm, const ImpGraphic& rImpGraphic);
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friend void ReadImpGraphic(SvStream& rIStm, ImpGraphic& rImpGraphic);
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const VectorGraphicDataPtr& getVectorGraphicData() const;
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const std::shared_ptr<std::vector<sal_Int8>> & getPdfData() const;
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void setPdfData(const std::shared_ptr<std::vector<sal_Int8>>& rPdfData);
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bool ensureAvailable () const;
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bool loadPrepared();
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};
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#endif // INCLUDED_VCL_INC_IMPGRAPH_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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