1/*
2 * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
4 * Copyright (C) 2018-2019 Apple Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#include "config.h"
23#include "SVGCircleElement.h"
24
25#include "RenderSVGEllipse.h"
26#include "RenderSVGResource.h"
27#include <wtf/IsoMallocInlines.h>
28
29namespace WebCore {
30
31WTF_MAKE_ISO_ALLOCATED_IMPL(SVGCircleElement);
32
33inline SVGCircleElement::SVGCircleElement(const QualifiedName& tagName, Document& document)
34 : SVGGeometryElement(tagName, document)
35 , SVGExternalResourcesRequired(this)
36{
37 ASSERT(hasTagName(SVGNames::circleTag));
38
39 static std::once_flag onceFlag;
40 std::call_once(onceFlag, [] {
41 PropertyRegistry::registerProperty<SVGNames::cxAttr, &SVGCircleElement::m_cx>();
42 PropertyRegistry::registerProperty<SVGNames::cyAttr, &SVGCircleElement::m_cy>();
43 PropertyRegistry::registerProperty<SVGNames::rAttr, &SVGCircleElement::m_r>();
44 });
45}
46
47Ref<SVGCircleElement> SVGCircleElement::create(const QualifiedName& tagName, Document& document)
48{
49 return adoptRef(*new SVGCircleElement(tagName, document));
50}
51
52void SVGCircleElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
53{
54 SVGParsingError parseError = NoError;
55
56 if (name == SVGNames::cxAttr)
57 m_cx->setBaseValInternal(SVGLengthValue::construct(LengthModeWidth, value, parseError));
58 else if (name == SVGNames::cyAttr)
59 m_cy->setBaseValInternal(SVGLengthValue::construct(LengthModeHeight, value, parseError));
60 else if (name == SVGNames::rAttr)
61 m_r->setBaseValInternal(SVGLengthValue::construct(LengthModeOther, value, parseError, ForbidNegativeLengths));
62
63 reportAttributeParsingError(parseError, name, value);
64
65 SVGGeometryElement::parseAttribute(name, value);
66 SVGExternalResourcesRequired::parseAttribute(name, value);
67}
68
69void SVGCircleElement::svgAttributeChanged(const QualifiedName& attrName)
70{
71 if (PropertyRegistry::isKnownAttribute(attrName)) {
72 InstanceInvalidationGuard guard(*this);
73 invalidateSVGPresentationAttributeStyle();
74 return;
75 }
76
77 SVGGeometryElement::svgAttributeChanged(attrName);
78 SVGExternalResourcesRequired::svgAttributeChanged(attrName);
79}
80
81RenderPtr<RenderElement> SVGCircleElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
82{
83 return createRenderer<RenderSVGEllipse>(*this, WTFMove(style));
84}
85
86}
87