2 * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
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.
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.
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.
21 #ifndef SVGPathElement_h
22 #define SVGPathElement_h
24 #include "core/SVGNames.h"
25 #include "core/svg/SVGAnimatedBoolean.h"
26 #include "core/svg/SVGAnimatedNumber.h"
27 #include "core/svg/SVGAnimatedPath.h"
28 #include "core/svg/SVGGeometryElement.h"
29 #include "core/svg/SVGPathByteStream.h"
30 #include "wtf/WeakPtr.h"
34 class SVGPathSegArcAbs;
35 class SVGPathSegArcRel;
36 class SVGPathSegClosePath;
37 class SVGPathSegLinetoAbs;
38 class SVGPathSegLinetoRel;
39 class SVGPathSegMovetoAbs;
40 class SVGPathSegMovetoRel;
41 class SVGPathSegCurvetoCubicAbs;
42 class SVGPathSegCurvetoCubicRel;
43 class SVGPathSegLinetoVerticalAbs;
44 class SVGPathSegLinetoVerticalRel;
45 class SVGPathSegLinetoHorizontalAbs;
46 class SVGPathSegLinetoHorizontalRel;
47 class SVGPathSegCurvetoQuadraticAbs;
48 class SVGPathSegCurvetoQuadraticRel;
49 class SVGPathSegCurvetoCubicSmoothAbs;
50 class SVGPathSegCurvetoCubicSmoothRel;
51 class SVGPathSegCurvetoQuadraticSmoothAbs;
52 class SVGPathSegCurvetoQuadraticSmoothRel;
54 class SVGPathElement FINAL : public SVGGeometryElement {
55 DEFINE_WRAPPERTYPEINFO();
57 DECLARE_NODE_FACTORY(SVGPathElement);
59 float getTotalLength();
60 PassRefPtr<SVGPointTearOff> getPointAtLength(float distance);
61 unsigned getPathSegAtLength(float distance);
63 SVGAnimatedNumber* pathLength() { return m_pathLength.get(); }
65 PassRefPtr<SVGPathSegClosePath> createSVGPathSegClosePath();
66 PassRefPtr<SVGPathSegMovetoAbs> createSVGPathSegMovetoAbs(float x, float y);
67 PassRefPtr<SVGPathSegMovetoRel> createSVGPathSegMovetoRel(float x, float y);
68 PassRefPtr<SVGPathSegLinetoAbs> createSVGPathSegLinetoAbs(float x, float y);
69 PassRefPtr<SVGPathSegLinetoRel> createSVGPathSegLinetoRel(float x, float y);
70 PassRefPtr<SVGPathSegCurvetoCubicAbs> createSVGPathSegCurvetoCubicAbs(float x, float y, float x1, float y1, float x2, float y2);
71 PassRefPtr<SVGPathSegCurvetoCubicRel> createSVGPathSegCurvetoCubicRel(float x, float y, float x1, float y1, float x2, float y2);
72 PassRefPtr<SVGPathSegCurvetoQuadraticAbs> createSVGPathSegCurvetoQuadraticAbs(float x, float y, float x1, float y1);
73 PassRefPtr<SVGPathSegCurvetoQuadraticRel> createSVGPathSegCurvetoQuadraticRel(float x, float y, float x1, float y1);
74 PassRefPtr<SVGPathSegArcAbs> createSVGPathSegArcAbs(float x, float y, float r1, float r2, float angle, bool largeArcFlag, bool sweepFlag);
75 PassRefPtr<SVGPathSegArcRel> createSVGPathSegArcRel(float x, float y, float r1, float r2, float angle, bool largeArcFlag, bool sweepFlag);
76 PassRefPtr<SVGPathSegLinetoHorizontalAbs> createSVGPathSegLinetoHorizontalAbs(float x);
77 PassRefPtr<SVGPathSegLinetoHorizontalRel> createSVGPathSegLinetoHorizontalRel(float x);
78 PassRefPtr<SVGPathSegLinetoVerticalAbs> createSVGPathSegLinetoVerticalAbs(float y);
79 PassRefPtr<SVGPathSegLinetoVerticalRel> createSVGPathSegLinetoVerticalRel(float y);
80 PassRefPtr<SVGPathSegCurvetoCubicSmoothAbs> createSVGPathSegCurvetoCubicSmoothAbs(float x, float y, float x2, float y2);
81 PassRefPtr<SVGPathSegCurvetoCubicSmoothRel> createSVGPathSegCurvetoCubicSmoothRel(float x, float y, float x2, float y2);
82 PassRefPtr<SVGPathSegCurvetoQuadraticSmoothAbs> createSVGPathSegCurvetoQuadraticSmoothAbs(float x, float y);
83 PassRefPtr<SVGPathSegCurvetoQuadraticSmoothRel> createSVGPathSegCurvetoQuadraticSmoothRel(float x, float y);
85 // Used in the bindings only.
86 SVGPathSegListTearOff* pathSegList() { return m_pathSegList->baseVal(); }
87 SVGPathSegListTearOff* animatedPathSegList() { return m_pathSegList->animVal(); }
89 // FIXME: https://bugs.webkit.org/show_bug.cgi?id=15412 - Implement normalized path segment lists!
90 SVGPathSegListTearOff* normalizedPathSegList() { return 0; }
91 SVGPathSegListTearOff* animatedNormalizedPathSegList() { return 0; }
93 const SVGPathByteStream* pathByteStream() const { return m_pathSegList->currentValue()->byteStream(); }
95 void pathSegListChanged(ListModification = ListModificationUnknown);
97 virtual FloatRect getBBox() OVERRIDE;
100 explicit SVGPathElement(Document&);
102 bool isSupportedAttribute(const QualifiedName&);
103 virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
104 virtual void svgAttributeChanged(const QualifiedName&) OVERRIDE;
106 virtual Node::InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
107 virtual void removedFrom(ContainerNode*) OVERRIDE;
109 void invalidateMPathDependencies();
111 RefPtr<SVGAnimatedNumber> m_pathLength;
112 RefPtr<SVGAnimatedPath> m_pathSegList;
117 #endif // SVGPathElement_h