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/* -*- 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 <svgio/svgreader/svgellipsenode.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
namespace svgio
{
namespace svgreader
{
SvgEllipseNode::SvgEllipseNode(
SvgDocument& rDocument,
SvgNode* pParent)
: SvgNode(SVGTokenEllipse, rDocument, pParent),
maSvgStyleAttributes(*this),
maCx(0),
maCy(0),
maRx(0),
maRy(0),
mpaTransform(0)
{
}
SvgEllipseNode::~SvgEllipseNode()
{
delete mpaTransform;
}
const SvgStyleAttributes* SvgEllipseNode::getSvgStyleAttributes() const
{
return checkForCssStyle(OUString("ellipse"), maSvgStyleAttributes);
}
void SvgEllipseNode::parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent)
{
// call parent
SvgNode::parseAttribute(rTokenName, aSVGToken, aContent);
// read style attributes
maSvgStyleAttributes.parseStyleAttribute(rTokenName, aSVGToken, aContent, false);
// parse own
switch(aSVGToken)
{
case SVGTokenStyle:
{
readLocalCssStyle(aContent);
break;
}
case SVGTokenCx:
{
SvgNumber aNum;
if(readSingleNumber(aContent, aNum))
{
setCx(aNum);
}
break;
}
case SVGTokenCy:
{
SvgNumber aNum;
if(readSingleNumber(aContent, aNum))
{
setCy(aNum);
}
break;
}
case SVGTokenRx:
{
SvgNumber aNum;
if(readSingleNumber(aContent, aNum))
{
if(aNum.isPositive())
{
setRx(aNum);
}
}
break;
}
case SVGTokenRy:
{
SvgNumber aNum;
if(readSingleNumber(aContent, aNum))
{
if(aNum.isPositive())
{
setRy(aNum);
}
}
break;
}
case SVGTokenTransform:
{
const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this));
if(!aMatrix.isIdentity())
{
setTransform(&aMatrix);
}
break;
}
default:
{
break;
}
}
}
void SvgEllipseNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DSequence& rTarget, bool /*bReferenced*/) const
{
const SvgStyleAttributes* pStyle = getSvgStyleAttributes();
if(pStyle && getRx().isSet() && getRy().isSet())
{
const double fRx(getRx().solve(*this, xcoordinate));
const double fRy(getRy().solve(*this, ycoordinate));
if(fRx > 0.0 && fRy > 0.0)
{
const basegfx::B2DPolygon aPath(
basegfx::tools::createPolygonFromEllipse(
basegfx::B2DPoint(
getCx().isSet() ? getCx().solve(*this, xcoordinate) : 0.0,
getCy().isSet() ? getCy().solve(*this, ycoordinate) : 0.0),
fRx, fRy));
drawinglayer::primitive2d::Primitive2DSequence aNewTarget;
pStyle->add_path(basegfx::B2DPolyPolygon(aPath), aNewTarget, 0);
if(aNewTarget.hasElements())
{
pStyle->add_postProcess(rTarget, aNewTarget, getTransform());
}
}
}
}
} // end of namespace svgreader
} // end of namespace svgio
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
