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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 .
 */

#pragma once

#include <salgdi.hxx>

#include <memory>

#include <QtGui/QRegion>

class Qt5Frame;
class PhysicalFontCollection;
class PhysicalFontFace;
class QImage;
class QPainter;

class Qt5Graphics : public SalGraphics
{
    friend class Qt5Bitmap;

    Qt5Frame                     *m_pFrame;
    QImage                       *m_pQImage;
    QRegion                       m_aClipRegion;
    std::unique_ptr< QPainter >   m_pPainter;
    PhysicalFontCollection       *m_pFontCollection;
    PhysicalFontFace             *m_pFont;

    void PreparePainter();

public:
    Qt5Graphics( Qt5Frame *pFrame );
    Qt5Graphics( QImage *pImage );
    virtual ~Qt5Graphics() override;

    void ChangeQImage( QImage *pImage );

    virtual SalGraphicsImpl* GetImpl() const override;
    virtual SystemGraphicsData GetGraphicsData() const override;
    virtual bool supportsOperation( OutDevSupportType ) const override;

#if ENABLE_CAIRO_CANVAS
    virtual bool                     SupportsCairo() const override;
    virtual cairo::SurfaceSharedPtr  CreateSurface(const cairo::CairoSurfaceSharedPtr& rSurface) const override;
    virtual cairo::SurfaceSharedPtr  CreateSurface(const OutputDevice& rRefDevice,
                                                   int x, int y, int width, int height) const override;
    virtual cairo::SurfaceSharedPtr  CreateBitmapSurface(const OutputDevice& rRefDevice,
                                                         const BitmapSystemData& rData, const Size& rSize) const override;
    virtual css::uno::Any            GetNativeSurfaceHandle(cairo::SurfaceSharedPtr& rSurface,
                                                            const basegfx::B2ISize& rSize) const override;
    virtual SystemFontData           GetSysFontData( int nFallbacklevel ) const override;
#endif // ENABLE_CAIRO_CANVAS

    // GDI

    virtual bool            setClipRegion( const vcl::Region& ) override;
    virtual void            ResetClipRegion() override;

    virtual void            drawPixel( long nX, long nY ) override;
    virtual void            drawPixel( long nX, long nY, SalColor nSalColor ) override;
    virtual void            drawLine( long nX1, long nY1, long nX2, long nY2 ) override;
    virtual void            drawRect( long nX, long nY, long nWidth, long nHeight ) override;
    virtual void            drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) override;
    virtual void            drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) override;
    virtual void            drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ) override;
    virtual bool            drawPolyPolygon( const basegfx::B2DPolyPolygon&, double fTransparency ) override;
    virtual bool            drawPolyLineBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const PolyFlags* pFlgAry ) override;
    virtual bool            drawPolygonBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const PolyFlags* pFlgAry ) override;
    virtual bool            drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints, const SalPoint* const* pPtAry, const PolyFlags* const* pFlgAry ) override;
    virtual bool            drawPolyLine(
                                const basegfx::B2DPolygon&,
                                double fTransparency,
                                const basegfx::B2DVector& rLineWidths,
                                basegfx::B2DLineJoin,
                                css::drawing::LineCap eLineCap,
                                double fMiterMinimumAngle) override;
    virtual bool            drawGradient( const tools::PolyPolygon&, const Gradient& ) override;

    virtual void            copyArea( long nDestX, long nDestY, long nSrcX, long nSrcY, long nSrcWidth,
                                      long nSrcHeight, bool bWindowInvalidate ) override;

    virtual void            copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics ) override;
    virtual void            drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap ) override;
    virtual void            drawBitmap( const SalTwoRect& rPosAry,
                                        const SalBitmap& rSalBitmap,
                                        const SalBitmap& rTransparentBitmap ) override;
    virtual void            drawMask( const SalTwoRect& rPosAry,
                                      const SalBitmap& rSalBitmap,
                                      SalColor nMaskColor ) override;

    virtual SalBitmap*      getBitmap( long nX, long nY, long nWidth, long nHeight ) override;
    virtual SalColor        getPixel( long nX, long nY ) override;

    virtual void            invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags) override;
    virtual void            invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) override;

    virtual bool            drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uLong nSize ) override;

    virtual bool            blendBitmap( const SalTwoRect&,
                                         const SalBitmap& rBitmap ) override;

    virtual bool            blendAlphaBitmap( const SalTwoRect&,
                                              const SalBitmap& rSrcBitmap,
                                              const SalBitmap& rMaskBitmap,
                                              const SalBitmap& rAlphaBitmap ) override;

    virtual bool            drawAlphaBitmap( const SalTwoRect&,
                                             const SalBitmap& rSourceBitmap,
                                             const SalBitmap& rAlphaBitmap ) override;

    bool                    drawTransformedBitmap(
                                            const basegfx::B2DPoint& rNull,
                                            const basegfx::B2DPoint& rX,
                                            const basegfx::B2DPoint& rY,
                                            const SalBitmap& rSourceBitmap,
                                            const SalBitmap* pAlphaBitmap) override;

    virtual bool            drawAlphaRect( long nX, long nY, long nWidth,
                                           long nHeight, sal_uInt8 nTransparency ) override;

    virtual void            GetResolution( sal_Int32& rDPIX, sal_Int32& rDPIY ) override;
    virtual sal_uInt16      GetBitCount() const override;
    virtual long            GetGraphicsWidth() const override;

    virtual void            SetLineColor() override;
    virtual void            SetLineColor( SalColor nSalColor ) override;
    virtual void            SetFillColor() override;
    virtual void            SetFillColor( SalColor nSalColor ) override;
    virtual void            SetXORMode( bool bSet ) override;
    virtual void            SetROPLineColor( SalROPColor nROPColor ) override;
    virtual void            SetROPFillColor( SalROPColor nROPColor ) override;

    // Text rendering + font support

    virtual void            SetTextColor( SalColor nSalColor ) override;
    virtual void            SetFont( const FontSelectPattern*, int nFallbackLevel ) override;
    virtual void            GetFontMetric( ImplFontMetricDataRef&, int nFallbackLevel ) override;
    virtual const FontCharMapRef GetFontCharMap() const override;
    virtual bool            GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const override;
    virtual void            GetDevFontList( PhysicalFontCollection* ) override;
    virtual void            ClearDevFontCache() override;
    virtual bool            AddTempDevFont( PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) override;
    virtual bool            CreateFontSubset( const OUString& rToFile,
                                                  const PhysicalFontFace* pFont,
                                                  const sal_GlyphId* pGlyphIds,
                                                  const sal_uInt8* pEncoding,
                                                  sal_Int32* pWidths,
                                                  int nGlyphs,
                                                  FontSubsetInfo& rInfo // out parameter
                                                  ) override;

    virtual const void*     GetEmbedFontData(const PhysicalFontFace*, long* pDataLen) override;
    virtual void            FreeEmbedFontData( const void* pData, long nDataLen ) override;

    virtual void            GetGlyphWidths( const PhysicalFontFace*,
                                            bool bVertical,
                                            std::vector< sal_Int32 >& rWidths,
                                            Ucs2UIntMap& rUnicodeEnc ) override;

    virtual bool            GetGlyphBoundRect(const GlyphItem&, tools::Rectangle&) override;
    virtual bool            GetGlyphOutline(const GlyphItem&, basegfx::B2DPolyPolygon&) override;

    virtual SalLayout*      GetTextLayout( ImplLayoutArgs&, int nFallbackLevel ) override;
    virtual void            DrawTextLayout( const CommonSalLayout& ) override;

    // Native control support

    virtual bool            IsNativeControlSupported( ControlType nType, ControlPart nPart ) override;
    virtual bool            hitTestNativeControl( ControlType nType, ControlPart nPart,
                                                  const tools::Rectangle& rControlRegion,
                                                  const Point& aPos, bool& rIsInside ) override;
    virtual bool            drawNativeControl( ControlType nType, ControlPart nPart,
                                               const tools::Rectangle& rControlRegion,
                                               ControlState nState, const ImplControlValue& aValue,
                                               const OUString& aCaption ) override;
    virtual bool            getNativeControlRegion( ControlType nType, ControlPart nPart,
                                                    const tools::Rectangle& rControlRegion, ControlState nState,
                                                    const ImplControlValue& aValue, const OUString& aCaption,
                                                    tools::Rectangle &rNativeBoundingRegion,
                                                    tools::Rectangle &rNativeContentRegion ) override;

};

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */