1/*
2 * Copyright (C) Research In Motion Limited 2010. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB.  If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#ifndef SVGPathSegWithContext_h
21#define SVGPathSegWithContext_h
22
23#include "SVGAnimatedPathSegListPropertyTearOff.h"
24
25namespace WebCore {
26
27class SVGPathSegWithContext : public SVGPathSeg {
28public:
29    SVGPathSegWithContext(SVGPathElement* element, SVGPathSegRole role)
30        : m_role(role)
31        , m_element(element)
32    {
33    }
34
35    SVGAnimatedProperty* animatedProperty() const
36    {
37        switch (m_role) {
38        case PathSegUndefinedRole:
39            return 0;
40        case PathSegUnalteredRole:
41            return SVGAnimatedProperty::lookupWrapper<SVGPathElement, SVGAnimatedPathSegListPropertyTearOff>(m_element.get(), SVGPathElement::dPropertyInfo());
42        case PathSegNormalizedRole:
43            // FIXME: https://bugs.webkit.org/show_bug.cgi?id=15412 - Implement normalized path segment lists!
44            return 0;
45        };
46
47        return 0;
48    }
49
50    SVGPathElement* contextElement() const { return m_element.get(); }
51    SVGPathSegRole role() const { return m_role; }
52
53    void setContextAndRole(SVGPathElement* element, SVGPathSegRole role)
54    {
55        m_role = role;
56        m_element = element;
57    }
58
59protected:
60    void commitChange()
61    {
62        if (!m_element) {
63            ASSERT(m_role == PathSegUndefinedRole);
64            return;
65        }
66
67        ASSERT(m_role != PathSegUndefinedRole);
68        m_element->pathSegListChanged(m_role);
69    }
70
71private:
72    SVGPathSegRole m_role;
73    RefPtr<SVGPathElement> m_element;
74};
75
76class SVGPathSegSingleCoordinate : public SVGPathSegWithContext {
77public:
78    float x() const { return m_x; }
79    void setX(float x)
80    {
81        m_x = x;
82        commitChange();
83    }
84
85    float y() const { return m_y; }
86    void setY(float y)
87    {
88        m_y = y;
89        commitChange();
90    }
91
92protected:
93    SVGPathSegSingleCoordinate(SVGPathElement* element, SVGPathSegRole role, float x, float y)
94        : SVGPathSegWithContext(element, role)
95        , m_x(x)
96        , m_y(y)
97    {
98    }
99
100private:
101    float m_x;
102    float m_y;
103};
104
105} // namespace WebCore
106
107#endif
108