Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

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

1 files changed, 195 insertions, 0 deletions

diff --git a/include/vcl/gdimtf.hxx b/include/vcl/gdimtf.hxx
new file mode 100644
index 000000000..f86376754
--- /dev/null
+++ b/include/vcl/gdimtf.hxx
@@ -0,0 +1,195 @@
+/* -*- 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_GDIMTF_HXX
+#define INCLUDED_VCL_GDIMTF_HXX
+
+#include <vcl/dllapi.h>
+#include <tools/gen.hxx>
+#include <tools/solar.h>
+#include <vcl/mapmod.hxx>
+#include <vcl/bitmap.hxx>
+#include <vcl/vclptr.hxx>
+#include <vector>
+
+class OutputDevice;
+class MetaAction;
+class SvStream;
+class Color;
+class BitmapEx;
+namespace tools {
+    class Polygon;
+    class PolyPolygon;
+}
+class Gradient;
+struct ImplMetaReadData;
+
+#define GDI_METAFILE_END                (size_t(0xFFFFFFFF))
+
+enum class MtfConversion
+{
+    N1BitThreshold,
+    N8BitGreys
+};
+
+
+typedef Color (*ColorExchangeFnc)( const Color& rColor, const void* pColParam );
+typedef BitmapEx (*BmpExchangeFnc)( const BitmapEx& rBmpEx, const void* pBmpParam );
+
+class VCL_DLLPUBLIC GDIMetaFile final
+{
+private:
+    ::std::vector< rtl::Reference<MetaAction> > m_aList;
+    size_t          m_nCurrentActionElement;
+
+    MapMode         m_aPrefMapMode;
+    Size            m_aPrefSize;
+    GDIMetaFile*    m_pPrev;
+    GDIMetaFile*    m_pNext;
+    VclPtr<OutputDevice> m_pOutDev;
+    bool            m_bPause;
+    bool            m_bRecord;
+    bool            m_bUseCanvas;
+
+
+    SAL_DLLPRIVATE static Color         ImplColAdjustFnc( const Color& rColor, const void* pColParam );
+    SAL_DLLPRIVATE static BitmapEx      ImplBmpAdjustFnc( const BitmapEx& rBmpEx, const void* pBmpParam );
+
+    SAL_DLLPRIVATE static Color         ImplColConvertFnc( const Color& rColor, const void* pColParam );
+    SAL_DLLPRIVATE static BitmapEx      ImplBmpConvertFnc( const BitmapEx& rBmpEx, const void* pBmpParam );
+
+    SAL_DLLPRIVATE static Color         ImplColMonoFnc( const Color& rColor, const void* pColParam );
+    SAL_DLLPRIVATE static BitmapEx      ImplBmpMonoFnc( const BitmapEx& rBmpEx, const void* pBmpParam );
+
+    SAL_DLLPRIVATE static Color         ImplColReplaceFnc( const Color& rColor, const void* pColParam );
+    SAL_DLLPRIVATE static BitmapEx      ImplBmpReplaceFnc( const BitmapEx& rBmpEx, const void* pBmpParam );
+
+    SAL_DLLPRIVATE void                 ImplExchangeColors( ColorExchangeFnc pFncCol, const void* pColParam,
+                                                            BmpExchangeFnc pFncBmp, const void* pBmpParam );
+
+    SAL_DLLPRIVATE static Point         ImplGetRotatedPoint( const Point& rPt, const Point& rRotatePt,
+                                                             const Size& rOffset, double fSin, double fCos );
+    SAL_DLLPRIVATE static tools::Polygon ImplGetRotatedPolygon( const tools::Polygon& rPoly, const Point& rRotatePt,
+                                                               const Size& rOffset, double fSin, double fCos );
+    SAL_DLLPRIVATE static tools::PolyPolygon ImplGetRotatedPolyPolygon( const tools::PolyPolygon& rPoly, const Point& rRotatePt,
+                                                                   const Size& rOffset, double fSin, double fCos );
+    SAL_DLLPRIVATE static void          ImplAddGradientEx( GDIMetaFile& rMtf,
+                                                           const OutputDevice& rMapDev,
+                                                           const tools::PolyPolygon& rPolyPoly,
+                                                           const Gradient& rGrad );
+
+    SAL_DLLPRIVATE bool                 ImplPlayWithRenderer(OutputDevice& rOut, const Point& rPos, Size rLogicDestSize);
+
+    void                                Linker( OutputDevice* pOut, bool bLink );
+
+public:
+                    GDIMetaFile();
+                    GDIMetaFile( const GDIMetaFile& rMtf );
+                    ~GDIMetaFile();
+
+    GDIMetaFile&    operator=( const GDIMetaFile& rMtf );
+    bool            operator==( const GDIMetaFile& rMtf ) const;
+    bool            operator!=( const GDIMetaFile& rMtf ) const { return !( *this == rMtf ); }
+
+    void            Clear();
+    void            Mirror( BmpMirrorFlags nMirrorFlags );
+    void            Move( tools::Long nX, tools::Long nY );
+    // additional Move method getting specifics how to handle MapMode( MapUnit::MapPixel )
+    void            Move( tools::Long nX, tools::Long nY, tools::Long nDPIX, tools::Long nDPIY );
+    void            Scale( double fScaleX, double fScaleY );
+    void            Scale( const Fraction& rScaleX, const Fraction& rScaleY );
+    void            Rotate( Degree10 nAngle10 );
+    void            Clip( const tools::Rectangle& );
+    bool            HasTransparentActions() const;
+
+    /* get the bound rect of the contained actions
+     * caveats:
+     * - clip actions will limit the contained actions,
+     *   but the current clipregion of the passed OutputDevice will not
+     * - coordinates of actions will be transformed to preferred mapmode
+     * - the returned rectangle is relative to the preferred mapmode of the metafile
+    */
+    tools::Rectangle       GetBoundRect( OutputDevice& i_rReference ) const;
+
+    void            Adjust( short nLuminancePercent, short nContrastPercent,
+                            short nChannelRPercent = 0,  short nChannelGPercent = 0,
+                            short nChannelBPercent = 0,  double fGamma = 1.0,
+                            bool bInvert = false, bool msoBrightness = false );
+
+    void            Convert( MtfConversion eConversion );
+    void            ReplaceColors( const Color* pSearchColors, const Color* rReplaceColors,
+                                   sal_uLong nColorCount );
+
+    GDIMetaFile     GetMonochromeMtf( const Color& rCol ) const;
+
+    void            Record( OutputDevice* pOutDev );
+    bool            IsRecord() const { return m_bRecord; }
+
+    void            Play(GDIMetaFile& rMtf);
+    void            Play(OutputDevice& rOutDev, size_t nPos = GDI_METAFILE_END);
+    void            Play(OutputDevice& rOutDev, const Point& rPos, const Size& rSize);
+
+    void            Pause( bool bPause );
+    bool            IsPause() const { return m_bPause; }
+
+    void            Stop();
+
+    void            WindStart();
+    void            WindPrev();
+
+    size_t          GetActionSize() const;
+
+    void            AddAction(const rtl::Reference<MetaAction>& pAction);
+    void            AddAction(const rtl::Reference<MetaAction>& pAction, size_t nPos);
+    void            push_back(const rtl::Reference<MetaAction>& pAction);
+    /**
+     * @param pAction takes ownership
+     * @param nAction the action to replace
+     */
+    void ReplaceAction( rtl::Reference<MetaAction> pAction, size_t nAction );
+
+    MetaAction*     FirstAction();
+    MetaAction*     NextAction();
+    MetaAction*     GetAction( size_t nAction ) const;
+    MetaAction*     GetCurAction() const { return GetAction( m_nCurrentActionElement ); }
+
+    const Size&     GetPrefSize() const { return m_aPrefSize; }
+    void            SetPrefSize( const Size& rSize ) { m_aPrefSize = rSize; }
+
+    const MapMode&  GetPrefMapMode() const { return m_aPrefMapMode; }
+    void            SetPrefMapMode( const MapMode& rMapMode ) { m_aPrefMapMode = rMapMode; }
+
+
+    sal_uLong       GetSizeBytes() const;
+
+    /// Creates an antialiased thumbnail
+    bool            CreateThumbnail(BitmapEx& rBitmapEx,
+                                    BmpConversion nColorConversion = BmpConversion::N24Bit,
+                                    BmpScaleFlag nScaleFlag = BmpScaleFlag::BestQuality) const;
+
+    void            UseCanvas( bool _bUseCanvas );
+    bool            GetUseCanvas() const { return m_bUseCanvas; }
+
+    /// Dumps the meta actions as XML in metafile.xml.
+    void dumpAsXml(const char* pFileName = nullptr) const;
+};
+
+#endif // INCLUDED_VCL_GDIMTF_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */