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Diffstat (limited to 'svgio/source/svgreader/svgrectnode.cxx')
| -rw-r--r-- | svgio/source/svgreader/svgrectnode.cxx | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/svgio/source/svgreader/svgrectnode.cxx b/svgio/source/svgreader/svgrectnode.cxx new file mode 100644 index 000000000..2bb1f166f --- /dev/null +++ b/svgio/source/svgreader/svgrectnode.cxx @@ -0,0 +1,215 @@ +/* -*- 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 <svgrectnode.hxx> +#include <basegfx/polygon/b2dpolygon.hxx> +#include <basegfx/polygon/b2dpolygontools.hxx> +#include <basegfx/polygon/b2dpolypolygon.hxx> + +namespace svgio::svgreader +{ + SvgRectNode::SvgRectNode( + SvgDocument& rDocument, + SvgNode* pParent) + : SvgNode(SVGToken::Rect, rDocument, pParent), + maSvgStyleAttributes(*this), + maX(0), + maY(0), + maWidth(0), + maHeight(0), + maRx(0), + maRy(0) + { + } + + SvgRectNode::~SvgRectNode() + { + } + + const SvgStyleAttributes* SvgRectNode::getSvgStyleAttributes() const + { + return checkForCssStyle("rect", maSvgStyleAttributes); + } + + void SvgRectNode::parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent) + { + // call parent + SvgNode::parseAttribute(rTokenName, aSVGToken, aContent); + + // read style attributes + maSvgStyleAttributes.parseStyleAttribute(aSVGToken, aContent, false); + + // parse own + switch(aSVGToken) + { + case SVGToken::Style: + { + readLocalCssStyle(aContent); + break; + } + case SVGToken::X: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + maX = aNum; + } + break; + } + case SVGToken::Y: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + maY = aNum; + } + break; + } + case SVGToken::Width: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(aNum.isPositive()) + { + maWidth = aNum; + } + } + break; + } + case SVGToken::Height: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(aNum.isPositive()) + { + maHeight = aNum; + } + } + break; + } + case SVGToken::Rx: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(aNum.isPositive()) + { + maRx = aNum; + } + } + break; + } + case SVGToken::Ry: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(aNum.isPositive()) + { + maRy = aNum; + } + } + break; + } + case SVGToken::Transform: + { + const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this)); + + if(!aMatrix.isIdentity()) + { + setTransform(aMatrix); + } + break; + } + default: + { + break; + } + } + } + + void SvgRectNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool /*bReferenced*/) const + { + // get size range and create path + const SvgStyleAttributes* pStyle = getSvgStyleAttributes(); + + if(!(pStyle && getWidth().isSet() && getHeight().isSet())) + return; + + const double fWidth(getWidth().solve(*this, NumberType::xcoordinate)); + const double fHeight(getHeight().solve(*this, NumberType::ycoordinate)); + + if(fWidth <= 0.0 || fHeight <= 0.0) + return; + + const double fX(getX().isSet() ? getX().solve(*this, NumberType::xcoordinate) : 0.0); + const double fY(getY().isSet() ? getY().solve(*this, NumberType::ycoordinate) : 0.0); + const basegfx::B2DRange aRange(fX, fY, fX + fWidth, fY + fHeight); + basegfx::B2DPolygon aPath; + + if(getRx().isSet() || getRy().isSet()) + { + double frX(getRx().isSet() ? getRx().solve(*this, NumberType::xcoordinate) : 0.0); + double frY(getRy().isSet() ? getRy().solve(*this, NumberType::ycoordinate) : 0.0); + + frX = std::max(0.0, frX); + frY = std::max(0.0, frY); + + if(0.0 == frY && frX > 0.0) + { + frY = frX; + } + else if(0.0 == frX && frY > 0.0) + { + frX = frY; + } + + frX /= fWidth; + frY /= fHeight; + + frX = std::min(0.5, frX); + frY = std::min(0.5, frY); + + aPath = basegfx::utils::createPolygonFromRect(aRange, frX * 2.0, frY * 2.0); + } + else + { + aPath = basegfx::utils::createPolygonFromRect(aRange); + } + + drawinglayer::primitive2d::Primitive2DContainer aNewTarget; + + pStyle->add_path(basegfx::B2DPolyPolygon(aPath), aNewTarget, nullptr); + + if(!aNewTarget.empty()) + { + pStyle->add_postProcess(rTarget, std::move(aNewTarget), getTransform()); + } + } +} // end of namespace svgio::svgreader + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |