1/*
2 * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB.  If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#include "config.h"
22
23#include "core/svg/SVGSymbolElement.h"
24
25#include "core/SVGNames.h"
26#include "core/rendering/svg/RenderSVGHiddenContainer.h"
27
28namespace blink {
29
30inline SVGSymbolElement::SVGSymbolElement(Document& document)
31    : SVGElement(SVGNames::symbolTag, document)
32    , SVGFitToViewBox(this)
33{
34}
35
36DEFINE_NODE_FACTORY(SVGSymbolElement)
37
38bool SVGSymbolElement::isSupportedAttribute(const QualifiedName& attrName)
39{
40    DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
41    if (supportedAttributes.isEmpty())
42        SVGFitToViewBox::addSupportedAttributes(supportedAttributes);
43
44    return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
45}
46
47void SVGSymbolElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
48{
49    if (!isSupportedAttribute(name)) {
50        SVGElement::parseAttribute(name, value);
51        return;
52    }
53
54    SVGParsingError parseError = NoError;
55    if (SVGFitToViewBox::parseAttribute(name, value, document(), parseError)) {
56    } else {
57        ASSERT_NOT_REACHED();
58    }
59
60    reportAttributeParsingError(parseError, name, value);
61}
62
63void SVGSymbolElement::svgAttributeChanged(const QualifiedName& attrName)
64{
65    if (!isSupportedAttribute(attrName)) {
66        SVGElement::svgAttributeChanged(attrName);
67        return;
68    }
69
70    invalidateInstances();
71}
72
73RenderObject* SVGSymbolElement::createRenderer(RenderStyle*)
74{
75    return new RenderSVGHiddenContainer(this);
76}
77
78}
79