1 /*
2 * Copyright (C) 2004, 2005, 2007 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 #if ENABLE(SVG) && ENABLE(FILTERS)
24 #include "SVGFEMergeElement.h"
25
26 #include "FilterEffect.h"
27 #include "SVGFEMergeNodeElement.h"
28 #include "SVGFilterBuilder.h"
29 #include "SVGNames.h"
30
31 namespace WebCore {
32
SVGFEMergeElement(const QualifiedName & tagName,Document * document)33 inline SVGFEMergeElement::SVGFEMergeElement(const QualifiedName& tagName, Document* document)
34 : SVGFilterPrimitiveStandardAttributes(tagName, document)
35 {
36 }
37
create(const QualifiedName & tagName,Document * document)38 PassRefPtr<SVGFEMergeElement> SVGFEMergeElement::create(const QualifiedName& tagName, Document* document)
39 {
40 return adoptRef(new SVGFEMergeElement(tagName, document));
41 }
42
build(SVGFilterBuilder * filterBuilder,Filter * filter)43 PassRefPtr<FilterEffect> SVGFEMergeElement::build(SVGFilterBuilder* filterBuilder, Filter* filter)
44 {
45 RefPtr<FilterEffect> effect = FEMerge::create(filter);
46 FilterEffectVector& mergeInputs = effect->inputEffects();
47 for (Node* node = firstChild(); node; node = node->nextSibling()) {
48 if (node->hasTagName(SVGNames::feMergeNodeTag)) {
49 FilterEffect* mergeEffect = filterBuilder->getEffectById(static_cast<SVGFEMergeNodeElement*>(node)->in1());
50 if (!mergeEffect)
51 return 0;
52 mergeInputs.append(mergeEffect);
53 }
54 }
55
56 if (mergeInputs.isEmpty())
57 return 0;
58
59 return effect.release();
60 }
61
attributeToPropertyTypeMap()62 AttributeToPropertyTypeMap& SVGFEMergeElement::attributeToPropertyTypeMap()
63 {
64 DEFINE_STATIC_LOCAL(AttributeToPropertyTypeMap, s_attributeToPropertyTypeMap, ());
65 return s_attributeToPropertyTypeMap;
66 }
67
fillAttributeToPropertyTypeMap()68 void SVGFEMergeElement::fillAttributeToPropertyTypeMap()
69 {
70 SVGFilterPrimitiveStandardAttributes::fillPassedAttributeToPropertyTypeMap(attributeToPropertyTypeMap());
71 }
72
73 }
74
75 #endif // ENABLE(SVG)
76
77 // vim:ts=4:noet
78