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Diffstat (limited to 'vcl/source/outdev/outdev.cxx')
| -rw-r--r-- | vcl/source/outdev/outdev.cxx | 836 |
1 files changed, 836 insertions, 0 deletions
diff --git a/vcl/source/outdev/outdev.cxx b/vcl/source/outdev/outdev.cxx new file mode 100644 index 000000000..e831cf746 --- /dev/null +++ b/vcl/source/outdev/outdev.cxx @@ -0,0 +1,836 @@ +/* -*- 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 <vcl/lazydelete.hxx> +#include <comphelper/processfactory.hxx> + +#include <ImplOutDevData.hxx> +#include <font/PhysicalFontFaceCollection.hxx> +#include <salgdi.hxx> +#include <window.h> + +#include <com/sun/star/awt/DeviceCapability.hpp> +#include <com/sun/star/awt/XWindow.hpp> +#include <com/sun/star/rendering/CanvasFactory.hpp> +#include <com/sun/star/rendering/XSpriteCanvas.hpp> + +#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 + +using namespace ::com::sun::star::uno; + +// 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; + mpFontFaceCollection = 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 = vcl::text::ComplexTextLayoutFlags::Default; + + if( AllSettings::GetLayoutRTL() ) //#i84553# tip BiDi preference to RTL + mnTextLayoutMode = vcl::text::ComplexTextLayoutFlags::BiDiRtl | vcl::text::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? + mbTextRenderModeForResolutionIndependentLayout = false; + 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 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 + mpFontFaceCollection.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(); + assert(mpGraphics); + + return mpGraphics->GetGraphicsData(); +} + +OUString OutputDevice::GetRenderBackendName() const +{ + if (!mpGraphics && !AcquireGraphics()) + return {}; + assert(mpGraphics); + + return mpGraphics->getRenderBackendName(); +} + +#if ENABLE_CAIRO_CANVAS + +bool OutputDevice::SupportsCairo() const +{ + if (!mpGraphics && !AcquireGraphics()) + return false; + assert(mpGraphics); + + return mpGraphics->SupportsCairo(); +} + +cairo::SurfaceSharedPtr OutputDevice::CreateSurface(const cairo::CairoSurfaceSharedPtr& rSurface) const +{ + if (!mpGraphics && !AcquireGraphics()) + return cairo::SurfaceSharedPtr(); + assert(mpGraphics); + return mpGraphics->CreateSurface(rSurface); +} + +cairo::SurfaceSharedPtr OutputDevice::CreateSurface(int x, int y, int width, int height) const +{ + if (!mpGraphics && !AcquireGraphics()) + return cairo::SurfaceSharedPtr(); + assert(mpGraphics); + 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(); + assert(mpGraphics); + 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(); + assert(mpGraphics); + 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::Any(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 ); +} + +void OutputDevice::SetRasterOp( RasterOp eRasterOp ) +{ + if ( mpMetaFile ) + mpMetaFile->AddAction( new MetaRasterOpAction( eRasterOp ) ); + + if ( meRasterOp != eRasterOp ) + { + meRasterOp = eRasterOp; + mbInitLineColor = mbInitFillColor = true; + + if( mpGraphics || AcquireGraphics() ) + { + assert(mpGraphics); + mpGraphics->SetXORMode( (RasterOp::Invert == meRasterOp) || (RasterOp::Xor == meRasterOp), RasterOp::Invert == meRasterOp ); + } + } + + if( mpAlphaVDev ) + mpAlphaVDev->SetRasterOp( eRasterOp ); +} + +void OutputDevice::EnableOutput( bool bEnable ) +{ + mbOutput = bEnable; + + if( mpAlphaVDev ) + mpAlphaVDev->EnableOutput( bEnable ); +} + +void OutputDevice::SetAntialiasing( AntialiasingFlags nMode ) +{ + if ( mnAntialiasing != nMode ) + { + mnAntialiasing = nMode; + mbInitFont = true; + + if (mpGraphics) + mpGraphics->setAntiAlias(bool(mnAntialiasing & AntialiasingFlags::Enable)); + } + + if( mpAlphaVDev ) + mpAlphaVDev->SetAntialiasing( nMode ); +} + +void OutputDevice::SetTextRenderModeForResolutionIndependentLayout(bool bMode) +{ + if (mbTextRenderModeForResolutionIndependentLayout!= bMode) + { + mbTextRenderModeForResolutionIndependentLayout = bMode; + + if (mpGraphics) + mpGraphics->setTextRenderModeForResolutionIndependentLayout(bMode); + } + + if (mpAlphaVDev) + mpAlphaVDev->SetTextRenderModeForResolutionIndependentLayout(bMode); +} + +void OutputDevice::SetDrawMode(DrawModeFlags nDrawMode) +{ + mnDrawMode = nDrawMode; + + if (mpAlphaVDev) + mpAlphaVDev->SetDrawMode(nDrawMode); +} + +sal_uInt16 OutputDevice::GetBitCount() const +{ + // we need a graphics instance + if ( !mpGraphics && !AcquireGraphics() ) + return 0; + assert(mpGraphics); + + return mpGraphics->GetBitCount(); +} + +void OutputDevice::SetOutOffXPixel(tools::Long nOutOffX) +{ + mnOutOffX = nOutOffX; +} + +void OutputDevice::SetOutOffYPixel(tools::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; + assert(mpGraphics); + 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; + assert(mpGraphics); + + if ( mbInitClipRegion ) + InitClipRegion(); + + if ( mbOutputClipped ) + return; + + tools::Long nSrcWidth = ImplLogicWidthToDevicePixel( rSrcSize.Width() ); + tools::Long nSrcHeight = ImplLogicHeightToDevicePixel( rSrcSize.Height() ); + tools::Long nDestWidth = ImplLogicWidthToDevicePixel( rDestSize.Width() ); + tools::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); + + AdjustTwoRect( aPosAry, GetOutputRectPixel() ); + + if ( aPosAry.mnSrcWidth && aPosAry.mnSrcHeight && aPosAry.mnDestWidth && aPosAry.mnDestHeight ) + mpGraphics->CopyBits(aPosAry, *this); + } + + 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; + assert(mpGraphics); + + 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; + assert(mpGraphics); + + if ( mbInitClipRegion ) + InitClipRegion(); + + if ( mbOutputClipped ) + return; + + tools::Long nSrcWidth = ImplLogicWidthToDevicePixel( rSrcSize.Width() ); + tools::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); + + AdjustTwoRect( aPosAry, GetOutputRectPixel() ); + + 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, *this); +} + +// Direct OutputDevice drawing private function +void OutputDevice::drawOutDevDirect(const OutputDevice& rSrcDev, SalTwoRect& rPosAry) +{ + SalGraphics* pSrcGraphics; + if (const OutputDevice* pCheckedSrc = DrawOutDevDirectCheck(rSrcDev)) + { + if (!pCheckedSrc->mpGraphics && !pCheckedSrc->AcquireGraphics()) + return; + pSrcGraphics = pCheckedSrc->mpGraphics; + } + else + pSrcGraphics = nullptr; + + if (!mpGraphics && !AcquireGraphics()) + return; + assert(mpGraphics); + + // #102532# Offset only has to be pseudo window offset + + AdjustTwoRect( rPosAry, rSrcDev.GetOutputRectPixel() ); + + if ( rPosAry.mnSrcWidth && rPosAry.mnSrcHeight && rPosAry.mnDestWidth && rPosAry.mnDestHeight ) + { + // if this is no window, but rSrcDev is a window + // mirroring may be required + // because only windows have a SalGraphicsLayout + // mirroring is performed here + DrawOutDevDirectProcess(rSrcDev, rPosAry, pSrcGraphics); + } +} + +const OutputDevice* OutputDevice::DrawOutDevDirectCheck(const OutputDevice& rSrcDev) const +{ + return this == &rSrcDev ? nullptr : &rSrcDev; +} + +void OutputDevice::DrawOutDevDirectProcess(const OutputDevice& rSrcDev, SalTwoRect& rPosAry, SalGraphics* pSrcGraphics) +{ + if( pSrcGraphics && (pSrcGraphics->GetLayout() & SalLayoutFlags::BiDiRtl) ) + { + SalTwoRect aPosAry2 = rPosAry; + pSrcGraphics->mirror( aPosAry2.mnSrcX, aPosAry2.mnSrcWidth, rSrcDev ); + mpGraphics->CopyBits( aPosAry2, *pSrcGraphics, *this, rSrcDev ); + return; + } + if (pSrcGraphics) + mpGraphics->CopyBits( rPosAry, *pSrcGraphics, *this, rSrcDev ); + else + mpGraphics->CopyBits( rPosAry, *this ); +} + +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 +{ + tools::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; +} + +css::awt::DeviceInfo OutputDevice::GetCommonDeviceInfo(Size const& rDevSz) const +{ + css::awt::DeviceInfo aInfo; + + aInfo.Width = rDevSz.Width(); + aInfo.Height = rDevSz.Height(); + + Size aTmpSz = LogicToPixel(Size(1000, 1000), MapMode(MapUnit::MapCM)); + aInfo.PixelPerMeterX = aTmpSz.Width() / 10; + aInfo.PixelPerMeterY = aTmpSz.Height() / 10; + aInfo.BitsPerPixel = GetBitCount(); + + aInfo.Capabilities = css::awt::DeviceCapability::RASTEROPERATIONS | + css::awt::DeviceCapability::GETBITS; + + return aInfo; +} + +css::awt::DeviceInfo OutputDevice::GetDeviceInfo() const +{ + css::awt::DeviceInfo aInfo = GetCommonDeviceInfo(GetOutputSizePixel()); + + aInfo.LeftInset = 0; + aInfo.TopInset = 0; + aInfo.RightInset = 0; + aInfo.BottomInset = 0; + + return aInfo; +} + +Reference< css::rendering::XCanvas > OutputDevice::GetCanvas() const +{ + // try to retrieve hard reference from weak member + Reference< css::rendering::XCanvas > xCanvas( mxCanvas ); + // canvas still valid? Then we're done. + if( xCanvas.is() ) + return xCanvas; + xCanvas = ImplGetCanvas( false ); + mxCanvas = xCanvas; + return xCanvas; +} + +Reference< css::rendering::XSpriteCanvas > OutputDevice::GetSpriteCanvas() const +{ + Reference< css::rendering::XCanvas > xCanvas( mxCanvas ); + Reference< css::rendering::XSpriteCanvas > xSpriteCanvas( xCanvas, UNO_QUERY ); + if( xSpriteCanvas.is() ) + return xSpriteCanvas; + xCanvas = ImplGetCanvas( true ); + mxCanvas = xCanvas; + return Reference< css::rendering::XSpriteCanvas >( xCanvas, UNO_QUERY ); +} + +// Generic implementation, Window will override. +com::sun::star::uno::Reference< css::rendering::XCanvas > OutputDevice::ImplGetCanvas( bool bSpriteCanvas ) const +{ + /* Arguments: + 0: ptr to creating instance (Window or VirtualDevice) + 1: current bounds of creating instance + 2: bool, denoting always on top state for Window (always false for VirtualDevice) + 3: XWindow for creating Window (or empty for VirtualDevice) + 4: SystemGraphicsData as a streamed Any + */ + Sequence< Any > aArg{ + Any(reinterpret_cast<sal_Int64>(this)), + Any(css::awt::Rectangle( mnOutOffX, mnOutOffY, mnOutWidth, mnOutHeight )), + Any(false), + Any(Reference< css::awt::XWindow >()), + GetSystemGfxDataAny() + }; + + Reference< XComponentContext > xContext = comphelper::getProcessComponentContext(); + + static vcl::DeleteUnoReferenceOnDeinit<css::lang::XMultiComponentFactory> xStaticCanvasFactory( + css::rendering::CanvasFactory::create( xContext ) ); + Reference<css::lang::XMultiComponentFactory> xCanvasFactory(xStaticCanvasFactory.get()); + Reference< css::rendering::XCanvas > xCanvas; + + if(xCanvasFactory.is()) + { + xCanvas.set( xCanvasFactory->createInstanceWithArgumentsAndContext( + bSpriteCanvas ? + OUString( "com.sun.star.rendering.SpriteCanvas" ) : + OUString( "com.sun.star.rendering.Canvas" ), + aArg, + xContext ), + UNO_QUERY ); + } + + // no factory??? Empty reference, then. + return xCanvas; +} + +void OutputDevice::ImplDisposeCanvas() +{ + css::uno::Reference< css::rendering::XCanvas > xCanvas( mxCanvas ); + if( xCanvas.is() ) + { + css::uno::Reference< css::lang::XComponent > xCanvasComponent( xCanvas, css::uno::UNO_QUERY ); + if( xCanvasComponent.is() ) + xCanvasComponent->dispose(); + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */ |