Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 214 insertions, 0 deletions

diff --git a/vcl/inc/impgraph.hxx b/vcl/inc/impgraph.hxx
new file mode 100644
index 000000000..749a5b82a
--- /dev/null
+++ b/vcl/inc/impgraph.hxx
@@ -0,0 +1,214 @@
+/* -*- 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 .
+ */
+
+#ifndef INCLUDED_VCL_INC_IMPGRAPH_HXX
+#define INCLUDED_VCL_INC_IMPGRAPH_HXX
+
+#include <vcl/dllapi.h>
+#include <vcl/GraphicExternalLink.hxx>
+#include <vcl/gdimtf.hxx>
+#include <vcl/graph.hxx>
+#include "graphic/Manager.hxx"
+#include "graphic/GraphicID.hxx"
+
+struct ImpSwapInfo
+{
+    MapMode     maPrefMapMode;
+    Size        maPrefSize;
+    Size        maSizePixel;
+
+    bool mbIsAnimated;
+    bool mbIsEPS;
+    bool mbIsTransparent;
+    bool mbIsAlpha;
+
+    sal_uInt32 mnAnimationLoopCount;
+};
+
+class OutputDevice;
+class GfxLink;
+class ImpSwapFile;
+class GraphicConversionParameters;
+class ImpGraphic;
+
+class VCL_DLLPUBLIC ImpGraphic final
+{
+    friend class Graphic;
+    friend class GraphicID;
+    friend class vcl::graphic::Manager;
+
+private:
+
+    GDIMetaFile                  maMetaFile;
+    BitmapEx                     maBitmapEx;
+    /// If maBitmapEx is empty, this preferred size will be set on it when it gets initialized.
+    Size                         maExPrefSize;
+    ImpSwapInfo                  maSwapInfo;
+    std::unique_ptr<Animation>   mpAnimation;
+    std::shared_ptr<GraphicReader> mpContext;
+    std::shared_ptr<ImpSwapFile> mpSwapFile;
+    std::shared_ptr<GfxLink>     mpGfxLink;
+    GraphicType                  meType;
+    mutable sal_uLong            mnSizeBytes;
+    bool                         mbSwapOut;
+    bool                         mbDummyContext;
+    std::shared_ptr<VectorGraphicData> maVectorGraphicData;
+    // cache checksum computation
+    mutable BitmapChecksum       mnChecksum = 0;
+
+    std::unique_ptr<GraphicID>   mpGraphicID;
+    GraphicExternalLink          maGraphicExternalLink;
+
+    std::chrono::high_resolution_clock::time_point maLastUsed;
+    bool mbPrepared;
+
+public:
+    ImpGraphic();
+    ImpGraphic( const ImpGraphic& rImpGraphic );
+    ImpGraphic( ImpGraphic&& rImpGraphic ) noexcept;
+    ImpGraphic( const GraphicExternalLink& rExternalLink);
+    ImpGraphic( const Bitmap& rBmp );
+    ImpGraphic( const BitmapEx& rBmpEx );
+    ImpGraphic(const std::shared_ptr<VectorGraphicData>& rVectorGraphicDataPtr);
+    ImpGraphic( const Animation& rAnimation );
+    ImpGraphic( const GDIMetaFile& rMtf );
+    ~ImpGraphic();
+
+    void ImplSetPrepared(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 (!mpGraphicID)
+            mpGraphicID.reset(new GraphicID(*this));
+        return mpGraphicID->getIDString();
+    }
+
+    void                createSwapInfo();
+    void                ImplClearGraphics();
+    void                ImplClear();
+
+    GraphicType         ImplGetType() const { return meType;}
+    void                ImplSetDefaultType();
+    bool                ImplIsSupportedGraphic() const;
+
+    bool                ImplIsTransparent() const;
+    bool                ImplIsAlpha() const;
+    bool                ImplIsAnimated() const;
+    bool                ImplIsEPS() const;
+
+    bool isAvailable() const;
+    bool makeAvailable();
+
+    Bitmap              ImplGetBitmap(const GraphicConversionParameters& rParameters) const;
+    BitmapEx            ImplGetBitmapEx(const GraphicConversionParameters& rParameters) const;
+    /// Gives direct access to the contained BitmapEx.
+    const BitmapEx&     ImplGetBitmapExRef() const;
+    Animation           ImplGetAnimation() const;
+    const GDIMetaFile&  ImplGetGDIMetaFile() const;
+
+    Size                ImplGetSizePixel() const;
+
+    Size                ImplGetPrefSize() const;
+    void                ImplSetPrefSize( const Size& rPrefSize );
+
+    MapMode             ImplGetPrefMapMode() const;
+    void                ImplSetPrefMapMode( const MapMode& rPrefMapMode );
+
+    sal_uLong           ImplGetSizeBytes() const;
+
+    void                ImplDraw( OutputDevice* pOutDev,
+                                  const Point& rDestPt ) const;
+    void                ImplDraw( OutputDevice* pOutDev,
+                                  const Point& rDestPt,
+                                  const Size& rDestSize ) const;
+
+    void                ImplStartAnimation( OutputDevice* pOutDev,
+                                            const Point& rDestPt,
+                                            const Size& rDestSize,
+                                            long nExtraData,
+                                            OutputDevice* pFirstFrameOutDev );
+    void                ImplStopAnimation( OutputDevice* pOutputDevice,
+                                           long nExtraData );
+
+    void                ImplSetAnimationNotifyHdl( const Link<Animation*,void>& rLink );
+    Link<Animation*,void> ImplGetAnimationNotifyHdl() const;
+
+    sal_uInt32          ImplGetAnimationLoopCount() const;
+
+private:
+
+    std::shared_ptr<GraphicReader>& ImplGetContext() { return mpContext;}
+    void                ImplSetContext( const std::shared_ptr<GraphicReader>& pReader );
+    void                ImplSetDummyContext( bool value ) { mbDummyContext = value; }
+    bool                ImplReadEmbedded( SvStream& rIStream );
+    bool                ImplWriteEmbedded( SvStream& rOStream );
+
+    bool                swapInFromStream(SvStream* pIStm);
+
+    bool                ImplIsDummyContext() const { return mbDummyContext; }
+    void                ImplSetLink( const std::shared_ptr<GfxLink>& );
+    std::shared_ptr<GfxLink> ImplGetSharedGfxLink() const;
+    GfxLink             ImplGetLink();
+    bool                ImplIsLink() const;
+
+    BitmapChecksum      ImplGetChecksum() const;
+
+    bool                ImplExportNative( SvStream& rOStm ) const;
+
+    friend void         WriteImpGraphic(SvStream& rOStm, const ImpGraphic& rImpGraphic);
+    friend void         ReadImpGraphic(SvStream& rIStm, ImpGraphic& rImpGraphic);
+
+    const std::shared_ptr<VectorGraphicData>& getVectorGraphicData() const;
+
+    /// Gets the bitmap replacement for a vector graphic.
+    BitmapEx getVectorGraphicReplacement() const;
+
+    bool ensureAvailable () const;
+
+    bool loadPrepared();
+
+    sal_Int32 getPageNumber() const;
+
+public:
+    bool swapIn();
+    bool swapOut();
+    bool isSwappedOut() const { return mbSwapOut; }
+    OUString getSwapFileURL();
+};
+
+#endif // INCLUDED_VCL_INC_IMPGRAPH_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */