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 #if ENABLE(SVG)
24 #include "SVGTRefElement.h"
25
26 #include "RenderSVGInline.h"
27 #include "RenderSVGResource.h"
28 #include "SVGDocument.h"
29 #include "SVGNames.h"
30 #include "Text.h"
31 #include "XLinkNames.h"
32
33 namespace WebCore {
34
35 // Animated property definitions
DEFINE_ANIMATED_STRING(SVGTRefElement,XLinkNames::hrefAttr,Href,href)36 DEFINE_ANIMATED_STRING(SVGTRefElement, XLinkNames::hrefAttr, Href, href)
37
38 inline SVGTRefElement::SVGTRefElement(const QualifiedName& tagName, Document* document)
39 : SVGTextPositioningElement(tagName, document)
40 {
41 }
42
create(const QualifiedName & tagName,Document * document)43 PassRefPtr<SVGTRefElement> SVGTRefElement::create(const QualifiedName& tagName, Document* document)
44 {
45 return adoptRef(new SVGTRefElement(tagName, document));
46 }
47
updateReferencedText()48 void SVGTRefElement::updateReferencedText()
49 {
50 Element* target = document()->getElementById(SVGURIReference::getTarget(href()));
51 String textContent;
52 if (target && target->isSVGElement())
53 textContent = static_cast<SVGElement*>(target)->textContent();
54 ExceptionCode ignore = 0;
55 setTextContent(textContent, ignore);
56 }
57
parseMappedAttribute(Attribute * attr)58 void SVGTRefElement::parseMappedAttribute(Attribute* attr)
59 {
60 if (SVGURIReference::parseMappedAttribute(attr)) {
61 updateReferencedText();
62 return;
63 }
64
65 SVGTextPositioningElement::parseMappedAttribute(attr);
66 }
67
svgAttributeChanged(const QualifiedName & attrName)68 void SVGTRefElement::svgAttributeChanged(const QualifiedName& attrName)
69 {
70 SVGTextPositioningElement::svgAttributeChanged(attrName);
71
72 if (!renderer())
73 return;
74
75 if (SVGURIReference::isKnownAttribute(attrName))
76 RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer());
77 }
78
synchronizeProperty(const QualifiedName & attrName)79 void SVGTRefElement::synchronizeProperty(const QualifiedName& attrName)
80 {
81 SVGTextPositioningElement::synchronizeProperty(attrName);
82
83 if (attrName == anyQName() || SVGURIReference::isKnownAttribute(attrName))
84 synchronizeHref();
85 }
86
attributeToPropertyTypeMap()87 AttributeToPropertyTypeMap& SVGTRefElement::attributeToPropertyTypeMap()
88 {
89 DEFINE_STATIC_LOCAL(AttributeToPropertyTypeMap, s_attributeToPropertyTypeMap, ());
90 return s_attributeToPropertyTypeMap;
91 }
92
fillAttributeToPropertyTypeMap()93 void SVGTRefElement::fillAttributeToPropertyTypeMap()
94 {
95 AttributeToPropertyTypeMap& attributeToPropertyTypeMap = this->attributeToPropertyTypeMap();
96
97 SVGTextPositioningElement::fillPassedAttributeToPropertyTypeMap(attributeToPropertyTypeMap);
98 attributeToPropertyTypeMap.set(XLinkNames::hrefAttr, AnimatedString);
99 }
100
createRenderer(RenderArena * arena,RenderStyle *)101 RenderObject* SVGTRefElement::createRenderer(RenderArena* arena, RenderStyle*)
102 {
103 return new (arena) RenderSVGInline(this);
104 }
105
childShouldCreateRenderer(Node * child) const106 bool SVGTRefElement::childShouldCreateRenderer(Node* child) const
107 {
108 if (child->isTextNode())
109 return true;
110
111 return false;
112 }
113
rendererIsNeeded(RenderStyle * style)114 bool SVGTRefElement::rendererIsNeeded(RenderStyle* style)
115 {
116 if (parentNode()
117 && (parentNode()->hasTagName(SVGNames::aTag)
118 #if ENABLE(SVG_FONTS)
119 || parentNode()->hasTagName(SVGNames::altGlyphTag)
120 #endif
121 || parentNode()->hasTagName(SVGNames::textTag)
122 || parentNode()->hasTagName(SVGNames::textPathTag)
123 || parentNode()->hasTagName(SVGNames::tspanTag)))
124 return StyledElement::rendererIsNeeded(style);
125
126 return false;
127 }
128
129 }
130
131 #endif // ENABLE(SVG)
132