162 lines
5.3 KiB
C++
162 lines
5.3 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: canvasgraphichelper.cxx,v $
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*
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* $Revision: 1.7 $
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*
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* last change: $Author: obo $ $Date: 2006-09-17 12:50:46 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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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_cppcanvas.hxx"
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#include <canvasgraphichelper.hxx>
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#ifndef _COM_SUN_STAR_RENDERING_XGRAPHICDEVICE_HPP_
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#include <com/sun/star/rendering/XGraphicDevice.hpp>
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#endif
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#ifndef _COM_SUN_STAR_RENDERING_XPOLYPOLYGON2D_HPP_
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#include <com/sun/star/rendering/XPolyPolygon2D.hpp>
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#endif
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#ifndef _CANVAS_CANVASTOOLS_HXX
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#include <canvas/canvastools.hxx>
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#endif
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#ifndef _BGFX_TOOLS_CANVASTOOLS_HXX
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#include <basegfx/tools/canvastools.hxx>
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#endif
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#ifndef _BGFX_MATRIX_B2DHOMMATRIX_HXX
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#endif
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#include <cppcanvas/polypolygon.hxx>
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#include <tools.hxx>
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using namespace ::com::sun::star;
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/* Implementation of CanvasGraphicHelper class */
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namespace cppcanvas
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{
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namespace internal
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{
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CanvasGraphicHelper::CanvasGraphicHelper( const CanvasSharedPtr& rParentCanvas ) :
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maClipPolyPolygon(),
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mpCanvas( rParentCanvas ),
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mxGraphicDevice()
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{
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OSL_ENSURE( mpCanvas.get() != NULL &&
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mpCanvas->getUNOCanvas().is(),
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"CanvasGraphicHelper::CanvasGraphicHelper: no valid canvas" );
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if( mpCanvas.get() != NULL &&
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mpCanvas->getUNOCanvas().is() )
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{
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mxGraphicDevice = mpCanvas->getUNOCanvas()->getDevice();
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}
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::canvas::tools::initRenderState( maRenderState );
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}
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void CanvasGraphicHelper::setTransformation( const ::basegfx::B2DHomMatrix& rMatrix )
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{
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::canvas::tools::setRenderStateTransform( maRenderState, rMatrix );
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}
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::basegfx::B2DHomMatrix CanvasGraphicHelper::getTransformation() const
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{
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::basegfx::B2DHomMatrix aMatrix;
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return ::canvas::tools::getRenderStateTransform( aMatrix,
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maRenderState );
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}
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void CanvasGraphicHelper::setClip( const ::basegfx::B2DPolyPolygon& rClipPoly )
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{
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// TODO(T3): not thread-safe. B2DPolyPolygon employs copy-on-write
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maClipPolyPolygon = rClipPoly;
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maRenderState.Clip.clear();
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}
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::basegfx::B2DPolyPolygon CanvasGraphicHelper::getClip() const
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{
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return maClipPolyPolygon;
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}
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const rendering::RenderState& CanvasGraphicHelper::getRenderState() const
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{
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if( maClipPolyPolygon.count() && !maRenderState.Clip.is() )
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{
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uno::Reference< rendering::XCanvas > xCanvas( mpCanvas->getUNOCanvas() );
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if( !xCanvas.is() )
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return maRenderState;
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maRenderState.Clip = ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon(
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xCanvas->getDevice(),
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maClipPolyPolygon );
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}
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return maRenderState;
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}
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void CanvasGraphicHelper::setRGBAColor( Color::IntSRGBA aColor )
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{
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maRenderState.DeviceColor = tools::intSRGBAToDoubleSequence( mxGraphicDevice,
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aColor );
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}
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Color::IntSRGBA CanvasGraphicHelper::getRGBAColor() const
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{
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return tools::doubleSequenceToIntSRGBA( mxGraphicDevice,
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maRenderState.DeviceColor );
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}
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void CanvasGraphicHelper::setCompositeOp( CompositeOp aOp )
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{
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maRenderState.CompositeOperation = aOp;
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}
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CanvasGraphic::CompositeOp CanvasGraphicHelper::getCompositeOp() const
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{
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return static_cast<CompositeOp>(maRenderState.CompositeOperation);
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}
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CanvasSharedPtr CanvasGraphicHelper::getCanvas() const
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{
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return mpCanvas;
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}
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uno::Reference< rendering::XGraphicDevice > CanvasGraphicHelper::getGraphicDevice() const
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{
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return mxGraphicDevice;
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}
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}
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}
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