970ca8de0b
Change-Id: I31d0e6c3559af2e322fb474b97f3bbf4d5064831 Reviewed-on: https://gerrit.libreoffice.org/68280 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
98 lines
3.2 KiB
C++
98 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <canvasgraphichelper.hxx>
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#include <com/sun/star/rendering/XGraphicDevice.hpp>
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#include <com/sun/star/rendering/XCanvas.hpp>
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#include <com/sun/star/rendering/XPolyPolygon2D.hpp>
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#include <canvas/canvastools.hxx>
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#include <basegfx/utils/canvastools.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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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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{
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OSL_ENSURE( mpCanvas.get() != nullptr &&
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mpCanvas->getUNOCanvas().is(),
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"CanvasGraphicHelper::CanvasGraphicHelper: no valid canvas" );
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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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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.reset( rClipPoly );
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maRenderState.Clip.clear();
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}
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void CanvasGraphicHelper::setClip()
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{
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maClipPolyPolygon.reset();
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maRenderState.Clip.clear();
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}
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const rendering::RenderState& CanvasGraphicHelper::getRenderState() const
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{
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if( maClipPolyPolygon && !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::setCompositeOp( sal_Int8 aOp )
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{
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maRenderState.CompositeOperation = aOp;
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}
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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