1/*
2 * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Rob Buis <buis@kde.org>
4 * Copyright (C) Research In Motion Limited 2009-2010. 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
24#include "core/svg/SVGClipPathElement.h"
25
26#include "core/rendering/svg/RenderSVGResourceClipper.h"
27
28namespace blink {
29
30inline SVGClipPathElement::SVGClipPathElement(Document& document)
31    : SVGGraphicsElement(SVGNames::clipPathTag, document)
32    , m_clipPathUnits(SVGAnimatedEnumeration<SVGUnitTypes::SVGUnitType>::create(this, SVGNames::clipPathUnitsAttr, SVGUnitTypes::SVG_UNIT_TYPE_USERSPACEONUSE))
33{
34    addToPropertyMap(m_clipPathUnits);
35}
36
37DEFINE_NODE_FACTORY(SVGClipPathElement)
38
39void SVGClipPathElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
40{
41    parseAttributeNew(name, value);
42}
43
44void SVGClipPathElement::svgAttributeChanged(const QualifiedName& attrName)
45{
46    if (attrName != SVGNames::clipPathUnitsAttr) {
47        SVGGraphicsElement::svgAttributeChanged(attrName);
48        return;
49    }
50
51    SVGElement::InvalidationGuard invalidationGuard(this);
52
53    RenderSVGResourceContainer* renderer = toRenderSVGResourceContainer(this->renderer());
54    if (renderer)
55        renderer->invalidateCacheAndMarkForLayout();
56}
57
58void SVGClipPathElement::childrenChanged(const ChildrenChange& change)
59{
60    SVGGraphicsElement::childrenChanged(change);
61
62    if (change.byParser)
63        return;
64
65    if (RenderObject* object = renderer())
66        object->setNeedsLayoutAndFullPaintInvalidation();
67}
68
69RenderObject* SVGClipPathElement::createRenderer(RenderStyle*)
70{
71    return new RenderSVGResourceClipper(this);
72}
73
74}
75