302 lines
10 KiB
C++
302 lines
10 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_canvas.hxx"
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#include <canvas/debug.hxx>
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#include <canvas/verbosetrace.hxx>
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#include <canvas/canvastools.hxx>
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#include <osl/mutex.hxx>
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#include <cppuhelper/compbase1.hxx>
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#include <com/sun/star/lang/NoSupportException.hpp>
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#include <toolkit/helper/vclunohelper.hxx>
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#include <basegfx/tools/canvastools.hxx>
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#include <basegfx/tools/unopolypolygon.hxx>
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#include <vcl/canvastools.hxx>
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#include <tools/stream.hxx>
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#include "cairo_spritecanvas.hxx"
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#include "cairo_canvasbitmap.hxx"
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#include "cairo_devicehelper.hxx"
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using namespace ::cairo;
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using namespace ::com::sun::star;
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namespace cairocanvas
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{
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DeviceHelper::DeviceHelper() :
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mpSurfaceProvider( NULL ),
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mpRefDevice( NULL ),
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mpSurface()
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{
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}
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void DeviceHelper::implInit( SurfaceProvider& rSurfaceProvider,
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OutputDevice& rRefDevice )
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{
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mpSurfaceProvider = &rSurfaceProvider;
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mpRefDevice = &rRefDevice;
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// no own surface, this is handled by derived classes
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}
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void DeviceHelper::init( SurfaceProvider& rSurfaceProvider,
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OutputDevice& rRefDevice )
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{
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implInit(rSurfaceProvider, rRefDevice);
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OutputDevice* pOutDev=getOutputDevice();
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mpSurface = cairo::createSurface( *pOutDev,
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pOutDev->GetOutOffXPixel(),
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pOutDev->GetOutOffYPixel(),
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pOutDev->GetOutputWidthPixel(),
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pOutDev->GetOutputHeightPixel() );
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}
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void DeviceHelper::disposing()
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{
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// release all references
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mpSurface.reset();
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mpRefDevice = NULL;
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mpSurfaceProvider = NULL;
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}
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void DeviceHelper::setSize( const ::basegfx::B2ISize& rSize )
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{
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OSL_TRACE("DeviceHelper::setSize(): device size %d x %d", rSize.getX(), rSize.getY() );
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if( !mpRefDevice )
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return; // disposed
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OutputDevice* pOutDev=getOutputDevice();
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#if defined (UNX) && !defined (QUARTZ)
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// X11 only
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if( mpSurface )
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mpSurface->Resize( rSize.getX() + pOutDev->GetOutOffXPixel(),
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rSize.getY() + pOutDev->GetOutOffYPixel() );
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else
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#endif
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mpSurface = cairo::createSurface(
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*pOutDev,
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pOutDev->GetOutOffXPixel(),
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pOutDev->GetOutOffYPixel(),
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rSize.getX(), rSize.getY() );
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}
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geometry::RealSize2D DeviceHelper::getPhysicalResolution()
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{
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// Map a one-by-one millimeter box to pixel
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const MapMode aOldMapMode( mpRefDevice->GetMapMode() );
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mpRefDevice->SetMapMode( MapMode(MAP_MM) );
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const Size aPixelSize( mpRefDevice->LogicToPixel(Size(1,1)) );
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mpRefDevice->SetMapMode( aOldMapMode );
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return ::vcl::unotools::size2DFromSize( aPixelSize );
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}
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geometry::RealSize2D DeviceHelper::getPhysicalSize()
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{
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if( !mpRefDevice )
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return ::canvas::tools::createInfiniteSize2D(); // we're disposed
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// Map the pixel dimensions of the output window to millimeter
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const MapMode aOldMapMode( mpRefDevice->GetMapMode() );
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mpRefDevice->SetMapMode( MapMode(MAP_MM) );
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const Size aLogSize( mpRefDevice->PixelToLogic(mpRefDevice->GetOutputSizePixel()) );
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mpRefDevice->SetMapMode( aOldMapMode );
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return ::vcl::unotools::size2DFromSize( aLogSize );
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}
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uno::Reference< rendering::XLinePolyPolygon2D > DeviceHelper::createCompatibleLinePolyPolygon(
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const uno::Reference< rendering::XGraphicDevice >& ,
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const uno::Sequence< uno::Sequence< geometry::RealPoint2D > >& points )
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{
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// disposed?
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if( !mpSurfaceProvider )
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return uno::Reference< rendering::XLinePolyPolygon2D >(); // we're disposed
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return uno::Reference< rendering::XLinePolyPolygon2D >(
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new ::basegfx::unotools::UnoPolyPolygon(
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::basegfx::unotools::polyPolygonFromPoint2DSequenceSequence( points ) ) );
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}
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uno::Reference< rendering::XBezierPolyPolygon2D > DeviceHelper::createCompatibleBezierPolyPolygon(
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const uno::Reference< rendering::XGraphicDevice >& ,
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const uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > >& points )
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{
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// disposed?
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if( !mpSurfaceProvider )
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return uno::Reference< rendering::XBezierPolyPolygon2D >(); // we're disposed
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return uno::Reference< rendering::XBezierPolyPolygon2D >(
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new ::basegfx::unotools::UnoPolyPolygon(
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::basegfx::unotools::polyPolygonFromBezier2DSequenceSequence( points ) ) );
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}
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uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleBitmap(
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const uno::Reference< rendering::XGraphicDevice >& rDevice,
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const geometry::IntegerSize2D& size )
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{
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// disposed?
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if( !mpSurfaceProvider )
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return uno::Reference< rendering::XBitmap >(); // we're disposed
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return uno::Reference< rendering::XBitmap >(
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new CanvasBitmap(
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::basegfx::unotools::b2ISizeFromIntegerSize2D( size ),
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SurfaceProviderRef(mpSurfaceProvider),
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rDevice.get(),
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false ));
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}
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uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileBitmap(
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const uno::Reference< rendering::XGraphicDevice >& ,
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const geometry::IntegerSize2D& /*size*/ )
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{
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return uno::Reference< rendering::XVolatileBitmap >();
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}
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uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleAlphaBitmap(
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const uno::Reference< rendering::XGraphicDevice >& rDevice,
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const geometry::IntegerSize2D& size )
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{
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// disposed?
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if( !mpSurfaceProvider )
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return uno::Reference< rendering::XBitmap >(); // we're disposed
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return uno::Reference< rendering::XBitmap >(
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new CanvasBitmap(
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::basegfx::unotools::b2ISizeFromIntegerSize2D( size ),
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SurfaceProviderRef(mpSurfaceProvider),
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rDevice.get(),
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true ));
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}
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uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileAlphaBitmap(
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const uno::Reference< rendering::XGraphicDevice >& ,
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const geometry::IntegerSize2D& /*size*/ )
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{
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return uno::Reference< rendering::XVolatileBitmap >();
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}
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sal_Bool DeviceHelper::hasFullScreenMode()
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{
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// TODO(F3): offer fullscreen mode the XCanvas way
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return false;
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}
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sal_Bool DeviceHelper::enterFullScreenMode( sal_Bool /*bEnter*/ )
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{
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// TODO(F3): offer fullscreen mode the XCanvas way
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return false;
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}
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uno::Any DeviceHelper::isAccelerated() const
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{
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return ::com::sun::star::uno::makeAny(false);
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}
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uno::Any DeviceHelper::getDeviceHandle() const
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{
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return uno::makeAny( reinterpret_cast< sal_Int64 >(mpRefDevice) );
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}
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uno::Any DeviceHelper::getSurfaceHandle() const
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{
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return uno::Any();
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}
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namespace
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{
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struct DeviceColorSpace: public rtl::StaticWithInit<uno::Reference<rendering::XColorSpace>,
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DeviceColorSpace>
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{
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uno::Reference<rendering::XColorSpace> operator()()
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{
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return vcl::unotools::createStandardColorSpace();
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}
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};
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}
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uno::Reference<rendering::XColorSpace> DeviceHelper::getColorSpace() const
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{
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// always the same
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return DeviceColorSpace::get();
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}
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void DeviceHelper::dumpScreenContent() const
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{
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static sal_uInt32 nFilePostfixCount(0);
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if( mpRefDevice )
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{
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String aFilename( String::CreateFromAscii("dbg_frontbuffer") );
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aFilename += String::CreateFromInt32(nFilePostfixCount);
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aFilename += String::CreateFromAscii(".bmp");
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SvFileStream aStream( aFilename, STREAM_STD_READWRITE );
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const ::Point aEmptyPoint;
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bool bOldMap( mpRefDevice->IsMapModeEnabled() );
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mpRefDevice->EnableMapMode( sal_False );
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aStream << mpRefDevice->GetBitmap(aEmptyPoint,
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mpRefDevice->GetOutputSizePixel());
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mpRefDevice->EnableMapMode( bOldMap );
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++nFilePostfixCount;
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}
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}
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SurfaceSharedPtr DeviceHelper::getSurface()
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{
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return mpSurface;
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}
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SurfaceSharedPtr DeviceHelper::createSurface( const ::basegfx::B2ISize& rSize, Content aContent )
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{
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if( mpSurface )
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return mpSurface->getSimilar( aContent, rSize.getX(), rSize.getY() );
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return SurfaceSharedPtr();
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}
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SurfaceSharedPtr DeviceHelper::createSurface( BitmapSystemData& rData, const Size& rSize )
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{
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if( mpRefDevice )
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return createBitmapSurface( *mpRefDevice, rData, rSize );
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return SurfaceSharedPtr();
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}
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}
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