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/* -*- 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_GRAPH_HXX
#define INCLUDED_VCL_GRAPH_HXX
#include <memory>
#include <tools/stream.hxx>
#include <vcl/dllapi.h>
#include <tools/solar.h>
#include <rtl/ustring.hxx>
#include <vcl/bitmap.hxx>
#include <vcl/bitmapex.hxx>
#include <vcl/animate.hxx>
#include <vcl/gdimtf.hxx>
#include <vcl/gfxlink.hxx>
#include <com/sun/star/uno/Reference.hxx>
#include <vcl/vectorgraphicdata.hxx>
#include <basegfx/vector/b2dsize.hxx>
#include <vcl/GraphicExternalLink.hxx>
enum class GraphicType
{
NONE,
Bitmap,
GdiMetafile,
Default
};
namespace com { namespace sun { namespace star { namespace graphic { class XGraphic;} } } }
namespace vcl { class Font; }
class GfxLink;
class ImpGraphic;
class OutputDevice;
class ReaderData;
class VCL_DLLPUBLIC GraphicReader
{
public:
virtual ~GraphicReader();
const OUString& GetUpperFilterName() const { return maUpperName; }
// TODO: when incompatible changes are possible again
// the preview size hint should be redone
void DisablePreviewMode();
void SetPreviewSize( const Size& );
Size GetPreviewSize() const;
protected:
OUString maUpperName;
GraphicReader();
private:
std::unique_ptr<ReaderData> mpReaderData;
};
class VCL_DLLPUBLIC GraphicConversionParameters
{
private:
Size const maSizePixel; // default is (0,0)
bool const mbUnlimitedSize : 1; // default is false
bool const mbAntiAliase : 1; // default is false
bool const mbSnapHorVerLines : 1; // default is false
public:
GraphicConversionParameters(
const Size& rSizePixel = Size(),
bool bUnlimitedSize = false,
bool bAntiAliase = false,
bool bSnapHorVerLines = false)
: maSizePixel(rSizePixel),
mbUnlimitedSize(bUnlimitedSize),
mbAntiAliase(bAntiAliase),
mbSnapHorVerLines(bSnapHorVerLines)
{
}
// data read access
const Size& getSizePixel() const { return maSizePixel; }
bool getUnlimitedSize() const { return mbUnlimitedSize; }
bool getAntiAliase() const { return mbAntiAliase; }
bool getSnapHorVerLines() const { return mbSnapHorVerLines; }
};
class VCL_DLLPUBLIC Graphic
{
private:
std::shared_ptr<ImpGraphic> mxImpGraphic;
public:
SAL_DLLPRIVATE void ImplTestRefCount();
SAL_DLLPRIVATE ImpGraphic* ImplGetImpGraphic() const { return mxImpGraphic.get(); }
public:
Graphic();
Graphic( const GraphicExternalLink& rGraphicLink );
Graphic( const Graphic& rGraphic );
Graphic( Graphic&& rGraphic );
Graphic( const Bitmap& rBmp );
Graphic( const BitmapEx& rBmpEx );
Graphic( const VectorGraphicDataPtr& rVectorGraphicDataPtr );
Graphic( const Animation& rAnimation );
Graphic( const GDIMetaFile& rMtf );
Graphic( const css::uno::Reference< css::graphic::XGraphic >& rxGraphic );
Graphic& operator=( const Graphic& rGraphic );
Graphic& operator=( Graphic&& rGraphic );
bool operator==( const Graphic& rGraphic ) const;
bool operator!=( const Graphic& rGraphic ) const;
bool operator!() const;
operator bool() const;
void Clear();
GraphicType GetType() const;
void SetDefaultType();
bool IsSupportedGraphic() const;
bool IsTransparent() const;
bool IsAlpha() const;
bool IsAnimated() const;
bool IsEPS() const;
bool isAvailable() const;
bool makeAvailable();
// #i102089# Access of Bitmap potentially will have to rasterconvert the Graphic
// if it is a MetaFile. To be able to control this conversion it is necessary to
// allow giving parameters which control AntiAliasing and LineSnapping of the
// MetaFile when played. Defaults will use a no-AAed, not snapped conversion as
// before.
BitmapEx GetBitmapEx(const GraphicConversionParameters& rParameters = GraphicConversionParameters()) const;
/// Gives direct access to the contained BitmapEx.
const BitmapEx& GetBitmapExRef() const;
Animation GetAnimation() const;
const GDIMetaFile& GetGDIMetaFile() const;
css::uno::Reference< css::graphic::XGraphic > GetXGraphic() const;
Size GetPrefSize() const;
void SetPrefSize( const Size& rPrefSize );
MapMode GetPrefMapMode() const;
void SetPrefMapMode( const MapMode& rPrefMapMode );
basegfx::B2DSize GetPPI() const;
Size GetSizePixel( const OutputDevice* pRefDevice = nullptr ) const;
sal_uLong GetSizeBytes() const;
void Draw( OutputDevice* pOutDev,
const Point& rDestPt ) const;
void Draw( OutputDevice* pOutDev,
const Point& rDestPt,
const Size& rDestSize ) const;
static void DrawEx( OutputDevice* pOutDev, const OUString& rText,
vcl::Font& rFont, const BitmapEx& rBitmap,
const Point& rDestPt, const Size& rDestSize );
void StartAnimation( OutputDevice* pOutDev,
const Point& rDestPt,
const Size& rDestSize,
long nExtraData = 0,
OutputDevice* pFirstFrameOutDev = nullptr );
void StopAnimation( OutputDevice* pOutputDevice,
long nExtraData );
void SetAnimationNotifyHdl( const Link<Animation*,void>& rLink );
Link<Animation*,void> GetAnimationNotifyHdl() const;
sal_uInt32 GetAnimationLoopCount() const;
BitmapChecksum GetChecksum() const;
SAL_DLLPRIVATE std::size_t getHash() const
{
return reinterpret_cast<std::size_t>(ImplGetImpGraphic());
}
OUString getOriginURL() const;
void setOriginURL(OUString const & rOriginURL);
OString getUniqueID() const;
public:
std::shared_ptr<GraphicReader>& GetContext();
void SetContext( const std::shared_ptr<GraphicReader> &pReader );
void SetDummyContext(bool value);
bool IsDummyContext();
private:
friend class GraphicObject;
public:
void SetGfxLink(const std::shared_ptr<GfxLink>& rGfxLink);
GfxLink GetGfxLink() const;
bool IsGfxLink() const;
bool ExportNative( SvStream& rOStream ) const;
friend VCL_DLLPUBLIC void WriteGraphic(SvStream& rOStream, const Graphic& rGraphic);
friend VCL_DLLPUBLIC void ReadGraphic(SvStream& rIStream, Graphic& rGraphic);
public:
const VectorGraphicDataPtr& getVectorGraphicData() const;
void setPdfData(const std::shared_ptr<css::uno::Sequence<sal_Int8>>& rPdfData);
const std::shared_ptr<css::uno::Sequence<sal_Int8>>& getPdfData() const;
bool hasPdfData() const;
/// Set the page number of the multi-page source this Graphic is rendered from.
void setPageNumber(sal_Int32 nPageNumber);
/// Get the page number of the multi-page source this Graphic is rendered from.
sal_Int32 getPageNumber() const;
static css::uno::Sequence<sal_Int8> getUnoTunnelId();
};
namespace std {
template <>
struct hash<Graphic>
{
std::size_t operator()(Graphic const & rGraphic) const
{
return rGraphic.getHash();
}
};
} // end namespace std
#endif // INCLUDED_VCL_GRAPH_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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