107 lines
4.2 KiB
C++
107 lines
4.2 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 <drawinglayer/primitive2d/backgroundcolorprimitive2d.hxx>
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#include <basegfx/polygon/b2dpolygon.hxx>
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#include <basegfx/polygon/b2dpolygontools.hxx>
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#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
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#include <basegfx/tools/canvastools.hxx>
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#include <drawinglayer/geometry/viewinformation2d.hxx>
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#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
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//////////////////////////////////////////////////////////////////////////////
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using namespace com::sun::star;
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//////////////////////////////////////////////////////////////////////////////
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namespace drawinglayer
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{
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namespace primitive2d
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{
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Primitive2DSequence BackgroundColorPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
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{
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if(!rViewInformation.getViewport().isEmpty())
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{
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const basegfx::B2DPolygon aOutline(basegfx::tools::createPolygonFromRect(rViewInformation.getViewport()));
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const Primitive2DReference xRef(new PolyPolygonColorPrimitive2D(basegfx::B2DPolyPolygon(aOutline), getBColor()));
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return Primitive2DSequence(&xRef, 1L);
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}
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else
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{
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return Primitive2DSequence();
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}
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}
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BackgroundColorPrimitive2D::BackgroundColorPrimitive2D(
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const basegfx::BColor& rBColor)
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: BufferedDecompositionPrimitive2D(),
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maBColor(rBColor),
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maLastViewport()
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{
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}
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bool BackgroundColorPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
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{
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if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
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{
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const BackgroundColorPrimitive2D& rCompare = (BackgroundColorPrimitive2D&)rPrimitive;
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return (getBColor() == rCompare.getBColor());
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}
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return false;
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}
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basegfx::B2DRange BackgroundColorPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
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{
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// always as big as the view
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return rViewInformation.getViewport();
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}
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Primitive2DSequence BackgroundColorPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
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{
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::osl::MutexGuard aGuard( m_aMutex );
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if(getBuffered2DDecomposition().hasElements() && (maLastViewport != rViewInformation.getViewport()))
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{
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// conditions of last local decomposition have changed, delete
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const_cast< BackgroundColorPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
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}
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if(!getBuffered2DDecomposition().hasElements())
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{
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// remember ViewRange
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const_cast< BackgroundColorPrimitive2D* >(this)->maLastViewport = rViewInformation.getViewport();
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}
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// use parent implementation
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return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
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}
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// provide unique ID
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ImplPrimitrive2DIDBlock(BackgroundColorPrimitive2D, PRIMITIVE2D_ID_BACKGROUNDCOLORPRIMITIVE2D)
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} // end of namespace primitive2d
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} // end of namespace drawinglayer
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//////////////////////////////////////////////////////////////////////////////
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// eof
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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