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SVGLineElement.cpp
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1/*
2 Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 2004, 2005, 2006, 2007 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 "SVGLineElement.h"
28
29#include "FloatPoint.h"
30#include "RenderPath.h"
31#include "SVGLength.h"
32#include "SVGNames.h"
33
34namespace WebCore {
35
36SVGLineElement::SVGLineElement(const QualifiedName& tagName, Document* doc)
37 : SVGStyledTransformableElement(tagName, doc)
38 , SVGTests()
39 , SVGLangSpace()
40 , SVGExternalResourcesRequired()
41 , m_x1(this, LengthModeWidth)
42 , m_y1(this, LengthModeHeight)
43 , m_x2(this, LengthModeWidth)
44 , m_y2(this, LengthModeHeight)
45{
46}
47
48SVGLineElement::~SVGLineElement()
49{
50}
51
52ANIMATED_PROPERTY_DEFINITIONS(SVGLineElement, SVGLength, Length, length, X1, x1, SVGNames::x1Attr, m_x1)
53ANIMATED_PROPERTY_DEFINITIONS(SVGLineElement, SVGLength, Length, length, Y1, y1, SVGNames::y1Attr, m_y1)
54ANIMATED_PROPERTY_DEFINITIONS(SVGLineElement, SVGLength, Length, length, X2, x2, SVGNames::x2Attr, m_x2)
55ANIMATED_PROPERTY_DEFINITIONS(SVGLineElement, SVGLength, Length, length, Y2, y2, SVGNames::y2Attr, m_y2)
56
57void SVGLineElement::parseMappedAttribute(MappedAttribute* attr)
58{
59 if (attr->name() == SVGNames::x1Attr)
60 setX1BaseValue(SVGLength(this, LengthModeWidth, attr->value()));
61 else if (attr->name() == SVGNames::y1Attr)
62 setY1BaseValue(SVGLength(this, LengthModeHeight, attr->value()));
63 else if (attr->name() == SVGNames::x2Attr)
64 setX2BaseValue(SVGLength(this, LengthModeWidth, attr->value()));
65 else if (attr->name() == SVGNames::y2Attr)
66 setY2BaseValue(SVGLength(this, LengthModeHeight, attr->value()));
67 else
68 {
69 if (SVGTests::parseMappedAttribute(attr))
70 return;
71 if (SVGLangSpace::parseMappedAttribute(attr))
72 return;
73 if (SVGExternalResourcesRequired::parseMappedAttribute(attr))
74 return;
75 SVGStyledTransformableElement::parseMappedAttribute(attr);
76 }
77}
78
79void SVGLineElement::svgAttributeChanged(const QualifiedName& attrName)
80{
81 SVGStyledTransformableElement::svgAttributeChanged(attrName);
82
83 if (!renderer())
84 return;
85
86 if (attrName == SVGNames::x1Attr || attrName == SVGNames::y1Attr ||
87 attrName == SVGNames::x2Attr || attrName == SVGNames::y2Attr ||
88 SVGTests::isKnownAttribute(attrName) ||
89 SVGLangSpace::isKnownAttribute(attrName) ||
90 SVGExternalResourcesRequired::isKnownAttribute(attrName) ||
91 SVGStyledTransformableElement::isKnownAttribute(attrName))
92 renderer()->setNeedsLayout(true);
93}
94
95Path SVGLineElement::toPathData() const
96{
97 return Path::createLine(FloatPoint(x1().value(), y1().value()),
98 FloatPoint(x2().value(), y2().value()));
99}
100
101bool SVGLineElement::hasRelativeValues() const
102{
103 return (x1().isRelative() || y1().isRelative() ||
104 x2().isRelative() || y2().isRelative());
105}
106
107}
108
109#endif // ENABLE(SVG)
FloatPoint.h
SVGLength.h
SVGLineElement.h
SVGNames.h
WebCore
Definition: CSSHelper.h:7
WebCore::Path
khtml::Path Path
Definition: PathTraversalState.h:37
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