1/*
2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
4 * Copyright (C) 2008 Apple Inc. All rights reserved.
5 * Copyright (C) 2011 Torch Mobile (Beijing) Co. Ltd. All rights reserved.
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * Library General Public License for more details.
16 *
17 * You should have received a copy of the GNU Library General Public License
18 * along with this library; see the file COPYING.LIB.  If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 * Boston, MA 02110-1301, USA.
21 */
22
23#include "config.h"
24#include "SVGAltGlyphElement.h"
25
26#if ENABLE(SVG_FONTS)
27
28#include "ExceptionCode.h"
29#include "RenderInline.h"
30#include "RenderSVGTSpan.h"
31#include "SVGAltGlyphDefElement.h"
32#include "SVGGlyphElement.h"
33#include "SVGNames.h"
34#include "XLinkNames.h"
35
36namespace WebCore {
37
38// Animated property definitions
39DEFINE_ANIMATED_STRING(SVGAltGlyphElement, XLinkNames::hrefAttr, Href, href)
40
41BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGAltGlyphElement)
42    REGISTER_LOCAL_ANIMATED_PROPERTY(href)
43    REGISTER_PARENT_ANIMATED_PROPERTIES(SVGTextPositioningElement)
44END_REGISTER_ANIMATED_PROPERTIES
45
46inline SVGAltGlyphElement::SVGAltGlyphElement(const QualifiedName& tagName, Document& document)
47    : SVGTextPositioningElement(tagName, document)
48{
49    ASSERT(hasTagName(SVGNames::altGlyphTag));
50    registerAnimatedPropertiesForSVGAltGlyphElement();
51}
52
53PassRefPtr<SVGAltGlyphElement> SVGAltGlyphElement::create(const QualifiedName& tagName, Document& document)
54{
55    return adoptRef(new SVGAltGlyphElement(tagName, document));
56}
57
58void SVGAltGlyphElement::setGlyphRef(const AtomicString&, ExceptionCode& ec)
59{
60    ec = NO_MODIFICATION_ALLOWED_ERR;
61}
62
63const AtomicString& SVGAltGlyphElement::glyphRef() const
64{
65    return fastGetAttribute(SVGNames::glyphRefAttr);
66}
67
68void SVGAltGlyphElement::setFormat(const AtomicString&, ExceptionCode& ec)
69{
70    ec = NO_MODIFICATION_ALLOWED_ERR;
71}
72
73const AtomicString& SVGAltGlyphElement::format() const
74{
75    return fastGetAttribute(SVGNames::formatAttr);
76}
77
78bool SVGAltGlyphElement::childShouldCreateRenderer(const Node& child) const
79{
80    if (child.isTextNode())
81        return true;
82    return false;
83}
84
85RenderPtr<RenderElement> SVGAltGlyphElement::createElementRenderer(PassRef<RenderStyle> style)
86{
87    return createRenderer<RenderSVGTSpan>(*this, WTF::move(style));
88}
89
90bool SVGAltGlyphElement::hasValidGlyphElements(Vector<String>& glyphNames) const
91{
92    String target;
93    Element* element = targetElementFromIRIString(getAttribute(XLinkNames::hrefAttr), document(), &target);
94    if (!element)
95        return false;
96
97    if (isSVGGlyphElement(element)) {
98        glyphNames.append(target);
99        return true;
100    }
101
102    if (isSVGAltGlyphDefElement(element)
103        && toSVGAltGlyphDefElement(element)->hasValidGlyphElements(glyphNames))
104        return true;
105
106    return false;
107}
108
109}
110
111#endif
112