1 /*
2 Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
3
4 This file is part of the KDE project
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 #if ENABLE(SVG)
25 #include "SVGTextPathElement.h"
26
27 #include "FloatRect.h"
28 #include "MappedAttribute.h"
29 #include "RenderSVGTextPath.h"
30 #include "SVGLengthList.h"
31 #include "SVGPathElement.h"
32 #include "SVGRenderStyle.h"
33 #include "SVGTransformList.h"
34 #include "TransformationMatrix.h"
35
36 namespace WebCore {
37
SVGTextPathElement(const QualifiedName & tagName,Document * doc)38 SVGTextPathElement::SVGTextPathElement(const QualifiedName& tagName, Document* doc)
39 : SVGTextContentElement(tagName, doc)
40 , SVGURIReference()
41 , m_startOffset(this, SVGNames::startOffsetAttr, LengthModeOther)
42 , m_method(this, SVGNames::methodAttr, SVG_TEXTPATH_METHODTYPE_ALIGN)
43 , m_spacing(this, SVGNames::spacingAttr, SVG_TEXTPATH_SPACINGTYPE_EXACT)
44 {
45 }
46
~SVGTextPathElement()47 SVGTextPathElement::~SVGTextPathElement()
48 {
49 }
50
parseMappedAttribute(MappedAttribute * attr)51 void SVGTextPathElement::parseMappedAttribute(MappedAttribute* attr)
52 {
53 const String& value = attr->value();
54
55 if (attr->name() == SVGNames::startOffsetAttr)
56 setStartOffsetBaseValue(SVGLength(LengthModeOther, value));
57 else if (attr->name() == SVGNames::methodAttr) {
58 if (value == "align")
59 setSpacingBaseValue(SVG_TEXTPATH_METHODTYPE_ALIGN);
60 else if (value == "stretch")
61 setSpacingBaseValue(SVG_TEXTPATH_METHODTYPE_STRETCH);
62 } else if (attr->name() == SVGNames::spacingAttr) {
63 if (value == "auto")
64 setMethodBaseValue(SVG_TEXTPATH_SPACINGTYPE_AUTO);
65 else if (value == "exact")
66 setMethodBaseValue(SVG_TEXTPATH_SPACINGTYPE_EXACT);
67 } else {
68 if (SVGURIReference::parseMappedAttribute(attr))
69 return;
70 SVGTextContentElement::parseMappedAttribute(attr);
71 }
72 }
73
createRenderer(RenderArena * arena,RenderStyle *)74 RenderObject* SVGTextPathElement::createRenderer(RenderArena* arena, RenderStyle*)
75 {
76 return new (arena) RenderSVGTextPath(this);
77 }
78
childShouldCreateRenderer(Node * child) const79 bool SVGTextPathElement::childShouldCreateRenderer(Node* child) const
80 {
81 if (child->isTextNode()
82 #if ENABLE(SVG_FONTS)
83 || child->hasTagName(SVGNames::altGlyphTag)
84 #endif
85 || child->hasTagName(SVGNames::trefTag) || child->hasTagName(SVGNames::tspanTag) || child->hasTagName(SVGNames::textPathTag))
86 return true;
87
88 return false;
89 }
90
insertedIntoDocument()91 void SVGTextPathElement::insertedIntoDocument()
92 {
93 SVGElement::insertedIntoDocument();
94
95 String id = SVGURIReference::getTarget(href());
96 Element* targetElement = ownerDocument()->getElementById(id);
97 if (!targetElement) {
98 document()->accessSVGExtensions()->addPendingResource(id, this);
99 return;
100 }
101 }
102
103 }
104
105 #endif // ENABLE(SVG)
106
107 // vim:ts=4:noet
108