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SVGTextElement.cpp
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1/*
2 Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>
4
5 This file is part of the KDE project
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 "wtf/Platform.h"
25
26#if ENABLE(SVG)
27#include "SVGTextElement.h"
28
29#include "AffineTransform.h"
30#include "FloatRect.h"
31#include "RenderSVGText.h"
32#include "SVGLengthList.h"
33#include "SVGRenderStyle.h"
34#include "SVGTSpanElement.h"
35#include "SVGTransformList.h"
36
37namespace WebCore {
38
39SVGTextElement::SVGTextElement(const QualifiedName& tagName, Document* doc)
40 : SVGTextPositioningElement(tagName, doc)
41 , SVGTransformable()
42 , m_transform(SVGTransformList::create(SVGNames::transformAttr))
43{
44}
45
46SVGTextElement::~SVGTextElement()
47{
48}
49
50ANIMATED_PROPERTY_DEFINITIONS(SVGTextElement, SVGTransformList*, TransformList, transformList, Transform, transform, SVGNames::transformAttr, m_transform.get())
51
52void SVGTextElement::parseMappedAttribute(MappedAttribute* attr)
53{
54 if (attr->name() == SVGNames::transformAttr) {
55 SVGTransformList* localTransforms = transformBaseValue();
56
57 ExceptionCode ec = 0;
58 localTransforms->clear(ec);
59
60 if (!SVGTransformable::parseTransformAttribute(localTransforms, attr->value()))
61 localTransforms->clear(ec);
62 else {
63 setTransformBaseValue(localTransforms);
64 if (renderer())
65 renderer()->setNeedsLayout(true); // should be in setTransformBaseValue
66 }
67 } else
68 SVGTextPositioningElement::parseMappedAttribute(attr);
69}
70
71SVGElement* SVGTextElement::nearestViewportElement() const
72{
73 return SVGTransformable::nearestViewportElement(this);
74}
75
76SVGElement* SVGTextElement::farthestViewportElement() const
77{
78 return SVGTransformable::farthestViewportElement(this);
79}
80
81FloatRect SVGTextElement::getBBox() const
82{
83 return SVGTransformable::getBBox(this);
84}
85
86AffineTransform SVGTextElement::getScreenCTM() const
87{
88 return SVGTransformable::getScreenCTM(this);
89}
90
91AffineTransform SVGTextElement::getCTM() const
92{
93 return SVGTransformable::getCTM(this);
94}
95
96AffineTransform SVGTextElement::animatedLocalTransform() const
97{
98 return m_supplementalTransform ? transform()->concatenate().matrix() * *m_supplementalTransform : transform()->concatenate().matrix();
99}
100
101AffineTransform* SVGTextElement::supplementalTransform()
102{
103 if (!m_supplementalTransform)
104 m_supplementalTransform.set(new AffineTransform());
105 return m_supplementalTransform.get();
106}
107
108RenderObject* SVGTextElement::createRenderer(RenderArena* arena, RenderStyle* style)
109{
110 Q_UNUSED(style);
111 kDebug() << "create renderer for <text>" << endl;
112 return new (arena) RenderSVGText(this);
113}
114
115bool SVGTextElement::childShouldCreateRenderer(Node* child) const
116{
117 if (child->isTextNode()
118#if ENABLE(SVG_FONTS)
119 || child->hasTagName(SVGNames::altGlyphTag)
120#endif
121 || child->hasTagName(SVGNames::tspanTag) || child->hasTagName(SVGNames::trefTag) || child->hasTagName(SVGNames::aTag) || child->hasTagName(SVGNames::textPathTag))
122 return true;
123 return false;
124}
125
126void SVGTextElement::svgAttributeChanged(const QualifiedName& attrName)
127{
128 SVGTextPositioningElement::svgAttributeChanged(attrName);
129
130 if (!renderer())
131 return;
132
133 if (SVGTextPositioningElement::isKnownAttribute(attrName))
134 renderer()->setNeedsLayout(true);
135}
136
137}
138
139#endif // ENABLE(SVG)
AffineTransform.h
FloatRect.h
SVGLengthList.h
SVGTSpanElement.h
SVGTextElement.h
SVGTransformList.h
kDebug
#define kDebug
create
KAction * create(StandardAction id, const QObject *recvr, const char *slot, QObject *parent)
WebCore::SVGNames::transformAttr
DOM::QualifiedName transformAttr
Definition: SVGNames.cpp:312
WebCore
Definition: CSSHelper.h:7
khtml::ExceptionCode
unsigned short ExceptionCode
Definition: ExceptionCode.h:37
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