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, 707 insertions, 0 deletions

diff --git a/vcl/source/outdev/outdev.cxx b/vcl/source/outdev/outdev.cxx
new file mode 100644
index 000000000..020a57a6a
--- /dev/null
+++ b/vcl/source/outdev/outdev.cxx
@@ -0,0 +1,707 @@
+/* -*- 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 .
+ */
+
+#include <sal/config.h>
+#include <sal/log.hxx>
+
+#include <tools/debug.hxx>
+#include <vcl/gdimtf.hxx>
+#include <vcl/graph.hxx>
+#include <vcl/metaact.hxx>
+#include <vcl/virdev.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/toolkit/unowrap.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/sysdata.hxx>
+
+#include <salgdi.hxx>
+#include <window.h>
+#include <outdev.h>
+
+#ifdef DISABLE_DYNLOADING
+// Linking all needed LO code into one .so/executable, these already
+// exist in the tools library, so put them in the anonymous namespace
+// here to avoid clash...
+namespace {
+#endif
+#ifdef DISABLE_DYNLOADING
+}
+#endif
+
+// Begin initializer and accessor public functions
+
+OutputDevice::OutputDevice(OutDevType eOutDevType) :
+    meOutDevType(eOutDevType),
+    maRegion(true),
+    maFillColor( COL_WHITE ),
+    maTextLineColor( COL_TRANSPARENT ),
+    mxSettings( new AllSettings(Application::GetSettings()) )
+{
+    mpGraphics                      = nullptr;
+    mpUnoGraphicsList               = nullptr;
+    mpPrevGraphics                  = nullptr;
+    mpNextGraphics                  = nullptr;
+    mpMetaFile                      = nullptr;
+    mpFontInstance                     = nullptr;
+    mpDeviceFontList                = nullptr;
+    mpDeviceFontSizeList            = nullptr;
+    mpAlphaVDev                     = nullptr;
+    mpExtOutDevData                 = nullptr;
+    mnOutOffX                       = 0;
+    mnOutOffY                       = 0;
+    mnOutWidth                      = 0;
+    mnOutHeight                     = 0;
+    mnDPIX                          = 0;
+    mnDPIY                          = 0;
+    mnDPIScalePercentage            = 100;
+    mnTextOffX                      = 0;
+    mnTextOffY                      = 0;
+    mnOutOffOrigX                   = 0;
+    mnOutOffLogicX                  = 0;
+    mnOutOffOrigY                   = 0;
+    mnOutOffLogicY                  = 0;
+    mnEmphasisAscent                = 0;
+    mnEmphasisDescent               = 0;
+    mnDrawMode                      = DrawModeFlags::Default;
+    mnTextLayoutMode                = ComplexTextLayoutFlags::Default;
+
+    if( AllSettings::GetLayoutRTL() ) //#i84553# tip BiDi preference to RTL
+        mnTextLayoutMode            = ComplexTextLayoutFlags::BiDiRtl | ComplexTextLayoutFlags::TextOriginLeft;
+
+    meOutDevViewType                = OutDevViewType::DontKnow;
+    mbMap                           = false;
+    mbClipRegion                    = false;
+    mbBackground                    = false;
+    mbOutput                        = true;
+    mbDevOutput                     = false;
+    mbOutputClipped                 = false;
+    maTextColor                     = COL_BLACK;
+    maOverlineColor                 = COL_TRANSPARENT;
+    meRasterOp                      = RasterOp::OverPaint;
+    mnAntialiasing                  = AntialiasingFlags::NONE;
+    meTextLanguage                  = LANGUAGE_SYSTEM;  // TODO: get default from configuration?
+    mbLineColor                     = true;
+    mbFillColor                     = true;
+    mbInitLineColor                 = true;
+    mbInitFillColor                 = true;
+    mbInitFont                      = true;
+    mbInitTextColor                 = true;
+    mbInitClipRegion                = true;
+    mbClipRegionSet                 = false;
+    mbNewFont                       = true;
+    mbTextLines                     = false;
+    mbTextSpecial                   = false;
+    mbRefPoint                      = false;
+    mbEnableRTL                     = false;    // mirroring must be explicitly allowed (typically for windows only)
+
+    // struct ImplMapRes
+    maMapRes.mnMapOfsX              = 0;
+    maMapRes.mnMapOfsY              = 0;
+    maMapRes.mnMapScNumX            = 1;
+    maMapRes.mnMapScNumY            = 1;
+    maMapRes.mnMapScDenomX          = 1;
+    maMapRes.mnMapScDenomY          = 1;
+    // struct ImplThresholdRes
+    maThresRes.mnThresLogToPixX     = 0;
+    maThresRes.mnThresLogToPixY     = 0;
+    maThresRes.mnThresPixToLogX     = 0;
+    maThresRes.mnThresPixToLogY     = 0;
+
+    // struct ImplOutDevData- see #i82615#
+    mpOutDevData.reset(new ImplOutDevData);
+    mpOutDevData->mpRotateDev       = nullptr;
+    mpOutDevData->mpRecordLayout    = nullptr;
+
+    // #i75163#
+    mpOutDevData->mpViewTransform   = nullptr;
+    mpOutDevData->mpInverseViewTransform = nullptr;
+}
+
+OutputDevice::~OutputDevice()
+{
+    disposeOnce();
+}
+
+void OutputDevice::dispose()
+{
+    if ( GetUnoGraphicsList() )
+    {
+        UnoWrapperBase* pWrapper = UnoWrapperBase::GetUnoWrapper( false );
+        if ( pWrapper )
+            pWrapper->ReleaseAllGraphics( this );
+        delete mpUnoGraphicsList;
+        mpUnoGraphicsList = nullptr;
+    }
+
+    mpOutDevData->mpRotateDev.disposeAndClear();
+
+    // #i75163#
+    ImplInvalidateViewTransform();
+
+    mpOutDevData.reset();
+
+    // for some reason, we haven't removed state from the stack properly
+    if ( !maOutDevStateStack.empty() )
+        SAL_WARN( "vcl.gdi", "OutputDevice::~OutputDevice(): OutputDevice::Push() calls != OutputDevice::Pop() calls" );
+    maOutDevStateStack.clear();
+
+    // release the active font instance
+    mpFontInstance.clear();
+
+    // remove cached results of GetDevFontList/GetDevSizeList
+    mpDeviceFontList.reset();
+    mpDeviceFontSizeList.reset();
+
+    // release ImplFontCache specific to this OutputDevice
+    mxFontCache.reset();
+
+    // release ImplFontList specific to this OutputDevice
+    mxFontCollection.reset();
+
+    mpAlphaVDev.disposeAndClear();
+    mpPrevGraphics.clear();
+    mpNextGraphics.clear();
+    VclReferenceBase::dispose();
+}
+
+bool OutputDevice::IsVirtual() const
+{
+    return false;
+}
+
+SalGraphics* OutputDevice::GetGraphics()
+{
+    DBG_TESTSOLARMUTEX();
+
+    if (!mpGraphics && !AcquireGraphics())
+        SAL_WARN("vcl.gdi", "No mpGraphics set");
+
+    return mpGraphics;
+}
+
+SalGraphics const *OutputDevice::GetGraphics() const
+{
+    DBG_TESTSOLARMUTEX();
+
+    if (!mpGraphics && !AcquireGraphics())
+        SAL_WARN("vcl.gdi", "No mpGraphics set");
+
+    return mpGraphics;
+}
+
+void OutputDevice::SetConnectMetaFile( GDIMetaFile* pMtf )
+{
+    mpMetaFile = pMtf;
+}
+
+void OutputDevice::SetSettings( const AllSettings& rSettings )
+{
+    *mxSettings = rSettings;
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->SetSettings( rSettings );
+}
+
+SystemGraphicsData OutputDevice::GetSystemGfxData() const
+{
+    if (!mpGraphics && !AcquireGraphics())
+        return SystemGraphicsData();
+
+    return mpGraphics->GetGraphicsData();
+}
+
+#if ENABLE_CAIRO_CANVAS
+
+bool OutputDevice::SupportsCairo() const
+{
+    if (!mpGraphics && !AcquireGraphics())
+        return false;
+
+    return mpGraphics->SupportsCairo();
+}
+
+cairo::SurfaceSharedPtr OutputDevice::CreateSurface(const cairo::CairoSurfaceSharedPtr& rSurface) const
+{
+    if (!mpGraphics && !AcquireGraphics())
+        return cairo::SurfaceSharedPtr();
+    return mpGraphics->CreateSurface(rSurface);
+}
+
+cairo::SurfaceSharedPtr OutputDevice::CreateSurface(int x, int y, int width, int height) const
+{
+    if (!mpGraphics && !AcquireGraphics())
+        return cairo::SurfaceSharedPtr();
+    return mpGraphics->CreateSurface(*this, x, y, width, height);
+}
+
+cairo::SurfaceSharedPtr OutputDevice::CreateBitmapSurface(const BitmapSystemData& rData, const Size& rSize) const
+{
+    if (!mpGraphics && !AcquireGraphics())
+        return cairo::SurfaceSharedPtr();
+    return mpGraphics->CreateBitmapSurface(*this, rData, rSize);
+}
+
+css::uno::Any OutputDevice::GetNativeSurfaceHandle(cairo::SurfaceSharedPtr& rSurface, const basegfx::B2ISize& rSize) const
+{
+    if (!mpGraphics && !AcquireGraphics())
+        return css::uno::Any();
+    return mpGraphics->GetNativeSurfaceHandle(rSurface, rSize);
+}
+
+#endif // ENABLE_CAIRO_CANVAS
+
+css::uno::Any OutputDevice::GetSystemGfxDataAny() const
+{
+    const SystemGraphicsData aSysData = GetSystemGfxData();
+    css::uno::Sequence< sal_Int8 > aSeq( reinterpret_cast<sal_Int8 const *>(&aSysData),
+                                                      aSysData.nSize );
+
+    return css::uno::makeAny(aSeq);
+}
+
+void OutputDevice::SetRefPoint()
+{
+
+    if ( mpMetaFile )
+        mpMetaFile->AddAction( new MetaRefPointAction( Point(), false ) );
+
+    mbRefPoint = false;
+    maRefPoint.setX(0);
+    maRefPoint.setY(0);
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->SetRefPoint();
+}
+
+void OutputDevice::SetRefPoint( const Point& rRefPoint )
+{
+
+    if ( mpMetaFile )
+        mpMetaFile->AddAction( new MetaRefPointAction( rRefPoint, true ) );
+
+    mbRefPoint = true;
+    maRefPoint = rRefPoint;
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->SetRefPoint( rRefPoint );
+}
+
+sal_uInt16 OutputDevice::GetBitCount() const
+{
+    // we need a graphics instance
+    if ( !mpGraphics && !AcquireGraphics() )
+        return 0;
+
+    return mpGraphics->GetBitCount();
+}
+
+void OutputDevice::SetOutOffXPixel(long nOutOffX)
+{
+    mnOutOffX = nOutOffX;
+}
+
+void OutputDevice::SetOutOffYPixel(long nOutOffY)
+{
+    mnOutOffY = nOutOffY;
+}
+
+css::uno::Reference< css::awt::XGraphics > OutputDevice::CreateUnoGraphics()
+{
+    UnoWrapperBase* pWrapper = UnoWrapperBase::GetUnoWrapper();
+    return pWrapper ? pWrapper->CreateGraphics( this ) : css::uno::Reference< css::awt::XGraphics >();
+}
+
+std::vector< VCLXGraphics* > *OutputDevice::CreateUnoGraphicsList()
+{
+    mpUnoGraphicsList = new std::vector< VCLXGraphics* >;
+    return mpUnoGraphicsList;
+}
+
+// Helper public function
+
+bool OutputDevice::SupportsOperation( OutDevSupportType eType ) const
+{
+    if( !mpGraphics && !AcquireGraphics() )
+        return false;
+    const bool bHasSupport = mpGraphics->supportsOperation( eType );
+    return bHasSupport;
+}
+
+// Direct OutputDevice drawing public functions
+
+void OutputDevice::DrawOutDev( const Point& rDestPt, const Size& rDestSize,
+                               const Point& rSrcPt,  const Size& rSrcSize )
+{
+    if( ImplIsRecordLayout() )
+        return;
+
+    if ( RasterOp::Invert == meRasterOp )
+    {
+        DrawRect( tools::Rectangle( rDestPt, rDestSize ) );
+        return;
+    }
+
+    if ( mpMetaFile )
+    {
+        const Bitmap aBmp( GetBitmap( rSrcPt, rSrcSize ) );
+        mpMetaFile->AddAction( new MetaBmpScaleAction( rDestPt, rDestSize, aBmp ) );
+    }
+
+    if ( !IsDeviceOutputNecessary() )
+        return;
+
+    if ( !mpGraphics && !AcquireGraphics() )
+        return;
+
+    if ( mbInitClipRegion )
+        InitClipRegion();
+
+    if ( mbOutputClipped )
+        return;
+
+    long nSrcWidth   = ImplLogicWidthToDevicePixel( rSrcSize.Width() );
+    long nSrcHeight  = ImplLogicHeightToDevicePixel( rSrcSize.Height() );
+    long nDestWidth  = ImplLogicWidthToDevicePixel( rDestSize.Width() );
+    long nDestHeight = ImplLogicHeightToDevicePixel( rDestSize.Height() );
+
+    if (nSrcWidth && nSrcHeight && nDestWidth && nDestHeight)
+    {
+        SalTwoRect aPosAry(ImplLogicXToDevicePixel(rSrcPt.X()), ImplLogicYToDevicePixel(rSrcPt.Y()),
+                           nSrcWidth, nSrcHeight,
+                           ImplLogicXToDevicePixel(rDestPt.X()), ImplLogicYToDevicePixel(rDestPt.Y()),
+                           nDestWidth, nDestHeight);
+
+        const tools::Rectangle aSrcOutRect( Point( mnOutOffX, mnOutOffY ),
+                                     Size( mnOutWidth, mnOutHeight ) );
+
+        AdjustTwoRect( aPosAry, aSrcOutRect );
+
+        if ( aPosAry.mnSrcWidth && aPosAry.mnSrcHeight && aPosAry.mnDestWidth && aPosAry.mnDestHeight )
+            mpGraphics->CopyBits( aPosAry, nullptr, this, nullptr );
+    }
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->DrawOutDev( rDestPt, rDestSize, rSrcPt, rSrcSize );
+}
+
+void OutputDevice::DrawOutDev( const Point& rDestPt, const Size& rDestSize,
+                               const Point& rSrcPt,  const Size& rSrcSize,
+                               const OutputDevice& rOutDev )
+{
+    if ( ImplIsRecordLayout() )
+        return;
+
+    if ( RasterOp::Invert == meRasterOp )
+    {
+        DrawRect( tools::Rectangle( rDestPt, rDestSize ) );
+        return;
+    }
+
+    if ( mpMetaFile )
+    {
+        if (rOutDev.mpAlphaVDev)
+        {
+            const BitmapEx aBmpEx(rOutDev.GetBitmapEx(rSrcPt, rSrcSize));
+            mpMetaFile->AddAction(new MetaBmpExScaleAction(rDestPt, rDestSize, aBmpEx));
+        }
+        else
+        {
+            const Bitmap aBmp(rOutDev.GetBitmap(rSrcPt, rSrcSize));
+            mpMetaFile->AddAction(new MetaBmpScaleAction(rDestPt, rDestSize, aBmp));
+        }
+    }
+
+    if ( !IsDeviceOutputNecessary() )
+        return;
+
+    if ( !mpGraphics && !AcquireGraphics() )
+        return;
+
+    if ( mbInitClipRegion )
+        InitClipRegion();
+
+    if ( mbOutputClipped )
+        return;
+
+    if (rOutDev.mpAlphaVDev)
+    {
+        // alpha-blend source over destination
+        DrawBitmapEx(rDestPt, rDestSize, rOutDev.GetBitmapEx(rSrcPt, rSrcSize));
+    }
+    else
+    {
+        SalTwoRect aPosAry(rOutDev.ImplLogicXToDevicePixel(rSrcPt.X()),
+                           rOutDev.ImplLogicYToDevicePixel(rSrcPt.Y()),
+                           rOutDev.ImplLogicWidthToDevicePixel(rSrcSize.Width()),
+                           rOutDev.ImplLogicHeightToDevicePixel(rSrcSize.Height()),
+                           ImplLogicXToDevicePixel(rDestPt.X()),
+                           ImplLogicYToDevicePixel(rDestPt.Y()),
+                           ImplLogicWidthToDevicePixel(rDestSize.Width()),
+                           ImplLogicHeightToDevicePixel(rDestSize.Height()));
+
+        drawOutDevDirect(&rOutDev, aPosAry);
+
+        // #i32109#: make destination rectangle opaque - source has no alpha
+        if (mpAlphaVDev)
+            mpAlphaVDev->ImplFillOpaqueRectangle(tools::Rectangle(rDestPt, rDestSize));
+    }
+}
+
+void OutputDevice::CopyArea( const Point& rDestPt,
+                             const Point& rSrcPt,  const Size& rSrcSize,
+                             bool bWindowInvalidate )
+{
+    if ( ImplIsRecordLayout() )
+        return;
+
+    RasterOp eOldRop = GetRasterOp();
+    SetRasterOp( RasterOp::OverPaint );
+
+    if ( !IsDeviceOutputNecessary() )
+        return;
+
+    if ( !mpGraphics && !AcquireGraphics() )
+        return;
+
+    if ( mbInitClipRegion )
+        InitClipRegion();
+
+    if ( mbOutputClipped )
+        return;
+
+    long nSrcWidth   = ImplLogicWidthToDevicePixel( rSrcSize.Width() );
+    long nSrcHeight  = ImplLogicHeightToDevicePixel( rSrcSize.Height() );
+    if (nSrcWidth && nSrcHeight)
+    {
+        SalTwoRect aPosAry(ImplLogicXToDevicePixel(rSrcPt.X()), ImplLogicYToDevicePixel(rSrcPt.Y()),
+                           nSrcWidth, nSrcHeight,
+                           ImplLogicXToDevicePixel(rDestPt.X()), ImplLogicYToDevicePixel(rDestPt.Y()),
+                           nSrcWidth, nSrcHeight);
+
+        const tools::Rectangle aSrcOutRect( Point( mnOutOffX, mnOutOffY ),
+                                     Size( mnOutWidth, mnOutHeight ) );
+
+        AdjustTwoRect( aPosAry, aSrcOutRect );
+
+        CopyDeviceArea( aPosAry, bWindowInvalidate );
+    }
+
+    SetRasterOp( eOldRop );
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->CopyArea( rDestPt, rSrcPt, rSrcSize, bWindowInvalidate );
+}
+
+// Direct OutputDevice drawing protected function
+
+void OutputDevice::CopyDeviceArea( SalTwoRect& aPosAry, bool /*bWindowInvalidate*/)
+{
+    if (aPosAry.mnSrcWidth == 0 || aPosAry.mnSrcHeight == 0 || aPosAry.mnDestWidth == 0 || aPosAry.mnDestHeight == 0)
+        return;
+
+    aPosAry.mnDestWidth  = aPosAry.mnSrcWidth;
+    aPosAry.mnDestHeight = aPosAry.mnSrcHeight;
+    mpGraphics->CopyBits(aPosAry, nullptr, this, nullptr);
+}
+
+// Direct OutputDevice drawing private function
+
+void OutputDevice::drawOutDevDirect( const OutputDevice* pSrcDev, SalTwoRect& rPosAry )
+{
+    SalGraphics* pSrcGraphics;
+    if (const OutputDevice* pCheckedSrc = DrawOutDevDirectCheck(pSrcDev))
+    {
+        if (!pCheckedSrc->mpGraphics && !pCheckedSrc->AcquireGraphics())
+            return;
+        pSrcGraphics = pCheckedSrc->mpGraphics;
+    }
+    else
+        pSrcGraphics = nullptr;
+
+    if (!mpGraphics && !AcquireGraphics())
+        return;
+
+    // #102532# Offset only has to be pseudo window offset
+    const tools::Rectangle aSrcOutRect( Point( pSrcDev->mnOutOffX, pSrcDev->mnOutOffY ),
+                                 Size( pSrcDev->mnOutWidth, pSrcDev->mnOutHeight ) );
+
+    AdjustTwoRect( rPosAry, aSrcOutRect );
+
+    if ( rPosAry.mnSrcWidth && rPosAry.mnSrcHeight && rPosAry.mnDestWidth && rPosAry.mnDestHeight )
+    {
+        // if this is no window, but pSrcDev is a window
+        // mirroring may be required
+        // because only windows have a SalGraphicsLayout
+        // mirroring is performed here
+        DrawOutDevDirectProcess( pSrcDev, rPosAry, pSrcGraphics);
+    }
+}
+
+const OutputDevice* OutputDevice::DrawOutDevDirectCheck(const OutputDevice* pSrcDev) const
+{
+    return this == pSrcDev ? nullptr : pSrcDev;
+}
+
+void OutputDevice::DrawOutDevDirectProcess( const OutputDevice* pSrcDev, SalTwoRect& rPosAry, SalGraphics* pSrcGraphics )
+{
+    if( pSrcGraphics && (pSrcGraphics->GetLayout() & SalLayoutFlags::BiDiRtl) )
+    {
+        SalTwoRect aPosAry2 = rPosAry;
+        pSrcGraphics->mirror( aPosAry2.mnSrcX, aPosAry2.mnSrcWidth, pSrcDev );
+        mpGraphics->CopyBits( aPosAry2, pSrcGraphics, this, pSrcDev );
+    }
+    else
+        mpGraphics->CopyBits( rPosAry, pSrcGraphics, this, pSrcDev );
+}
+
+tools::Rectangle OutputDevice::GetBackgroundComponentBounds() const
+{
+    return tools::Rectangle( Point( 0, 0 ), GetOutputSizePixel() );
+}
+
+// Layout public functions
+
+void OutputDevice::EnableRTL( bool bEnable )
+{
+    mbEnableRTL = bEnable;
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->EnableRTL( bEnable );
+}
+
+bool OutputDevice::ImplIsAntiparallel() const
+{
+    bool bRet = false;
+    if( AcquireGraphics() )
+    {
+        if( ( (mpGraphics->GetLayout() & SalLayoutFlags::BiDiRtl) && ! IsRTLEnabled() ) ||
+            ( ! (mpGraphics->GetLayout() & SalLayoutFlags::BiDiRtl) && IsRTLEnabled() ) )
+        {
+            bRet = true;
+        }
+    }
+    return bRet;
+}
+
+// note: the coordinates to be remirrored are in frame coordinates !
+
+void    OutputDevice::ReMirror( Point &rPoint ) const
+{
+    rPoint.setX( mnOutOffX + mnOutWidth - 1 - rPoint.X() + mnOutOffX );
+}
+void    OutputDevice::ReMirror( tools::Rectangle &rRect ) const
+{
+    long nWidth = rRect.Right() - rRect.Left();
+
+    //long lc_x = rRect.nLeft - mnOutOffX;    // normalize
+    //lc_x = mnOutWidth - nWidth - 1 - lc_x;  // mirror
+    //rRect.nLeft = lc_x + mnOutOffX;         // re-normalize
+
+    rRect.SetLeft( mnOutOffX + mnOutWidth - nWidth - 1 - rRect.Left() + mnOutOffX );
+    rRect.SetRight( rRect.Left() + nWidth );
+}
+
+void OutputDevice::ReMirror( vcl::Region &rRegion ) const
+{
+    RectangleVector aRectangles;
+    rRegion.GetRegionRectangles(aRectangles);
+    vcl::Region aMirroredRegion;
+
+    for (auto & rectangle : aRectangles)
+    {
+        ReMirror(rectangle);
+        aMirroredRegion.Union(rectangle);
+    }
+
+    rRegion = aMirroredRegion;
+
+}
+
+bool OutputDevice::HasMirroredGraphics() const
+{
+   return ( AcquireGraphics() && (mpGraphics->GetLayout() & SalLayoutFlags::BiDiRtl) );
+}
+
+bool OutputDevice::ImplIsRecordLayout() const
+{
+    if (!mpOutDevData)
+        return false;
+
+    return mpOutDevData->mpRecordLayout;
+}
+
+// EPS public function
+
+bool OutputDevice::DrawEPS( const Point& rPoint, const Size& rSize,
+                            const GfxLink& rGfxLink, GDIMetaFile* pSubst )
+{
+    bool bDrawn(true);
+
+    if ( mpMetaFile )
+    {
+        GDIMetaFile aSubst;
+
+        if( pSubst )
+            aSubst = *pSubst;
+
+        mpMetaFile->AddAction( new MetaEPSAction( rPoint, rSize, rGfxLink, aSubst ) );
+    }
+
+    if ( !IsDeviceOutputNecessary() || ImplIsRecordLayout() )
+        return bDrawn;
+
+    if( mbOutputClipped )
+        return bDrawn;
+
+    tools::Rectangle aRect( ImplLogicToDevicePixel( tools::Rectangle( rPoint, rSize ) ) );
+
+    if( !aRect.IsEmpty() )
+    {
+        // draw the real EPS graphics
+        if( rGfxLink.GetData() && rGfxLink.GetDataSize() )
+        {
+            if( !mpGraphics && !AcquireGraphics() )
+                return bDrawn;
+
+            if( mbInitClipRegion )
+                InitClipRegion();
+
+            aRect.Justify();
+            bDrawn = mpGraphics->DrawEPS( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(),
+                         const_cast<sal_uInt8*>(rGfxLink.GetData()), rGfxLink.GetDataSize(), this );
+        }
+
+        // else draw the substitution graphics
+        if( !bDrawn && pSubst )
+        {
+            GDIMetaFile* pOldMetaFile = mpMetaFile;
+
+            mpMetaFile = nullptr;
+            Graphic( *pSubst ).Draw( this, rPoint, rSize );
+            mpMetaFile = pOldMetaFile;
+        }
+    }
+
+    if( mpAlphaVDev )
+        mpAlphaVDev->DrawEPS( rPoint, rSize, rGfxLink, pSubst );
+
+    return bDrawn;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */