1/*
2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005 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#if ENABLE(SVG) && ENABLE(FILTERS)
24#include "SVGFETileElement.h"
25
26#include "Attribute.h"
27#include "FilterEffect.h"
28#include "SVGElementInstance.h"
29#include "SVGFilterBuilder.h"
30#include "SVGNames.h"
31#include "SVGRenderStyle.h"
32
33namespace WebCore {
34
35// Animated property definitions
36DEFINE_ANIMATED_STRING(SVGFETileElement, SVGNames::inAttr, In1, in1)
37
38BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGFETileElement)
39    REGISTER_LOCAL_ANIMATED_PROPERTY(in1)
40    REGISTER_PARENT_ANIMATED_PROPERTIES(SVGFilterPrimitiveStandardAttributes)
41END_REGISTER_ANIMATED_PROPERTIES
42
43inline SVGFETileElement::SVGFETileElement(const QualifiedName& tagName, Document* document)
44    : SVGFilterPrimitiveStandardAttributes(tagName, document)
45{
46    ASSERT(hasTagName(SVGNames::feTileTag));
47    registerAnimatedPropertiesForSVGFETileElement();
48}
49
50PassRefPtr<SVGFETileElement> SVGFETileElement::create(const QualifiedName& tagName, Document* document)
51{
52    return adoptRef(new SVGFETileElement(tagName, document));
53}
54
55bool SVGFETileElement::isSupportedAttribute(const QualifiedName& attrName)
56{
57    DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
58    if (supportedAttributes.isEmpty())
59        supportedAttributes.add(SVGNames::inAttr);
60    return supportedAttributes.contains<QualifiedName, SVGAttributeHashTranslator>(attrName);
61}
62
63void SVGFETileElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
64{
65    if (!isSupportedAttribute(name)) {
66        SVGFilterPrimitiveStandardAttributes::parseAttribute(name, value);
67        return;
68    }
69
70    if (name == SVGNames::inAttr) {
71        setIn1BaseValue(value);
72        return;
73    }
74
75    ASSERT_NOT_REACHED();
76}
77
78void SVGFETileElement::svgAttributeChanged(const QualifiedName& attrName)
79{
80    if (!isSupportedAttribute(attrName)) {
81        SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName);
82        return;
83    }
84
85    SVGElementInstance::InvalidationGuard invalidationGuard(this);
86
87    if (attrName == SVGNames::inAttr) {
88        invalidate();
89        return;
90    }
91
92    ASSERT_NOT_REACHED();
93}
94
95PassRefPtr<FilterEffect> SVGFETileElement::build(SVGFilterBuilder* filterBuilder, Filter* filter)
96{
97    FilterEffect* input1 = filterBuilder->getEffectById(in1());
98
99    if (!input1)
100        return 0;
101
102    RefPtr<FilterEffect> effect = FETile::create(filter);
103    effect->inputEffects().append(input1);
104    return effect.release();
105}
106
107}
108
109#endif // ENABLE(SVG)
110