1/*
2 * Copyright (C) 2014 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef SVGPoint_h
32#define SVGPoint_h
33
34#include "core/svg/properties/SVGProperty.h"
35#include "platform/geometry/FloatPoint.h"
36
37namespace WebCore {
38
39class AffineTransform;
40class SVGPointTearOff;
41
42class SVGPoint : public SVGPropertyBase {
43public:
44    typedef SVGPointTearOff TearOffType;
45
46    static PassRefPtr<SVGPoint> create()
47    {
48        return adoptRef(new SVGPoint());
49    }
50
51    static PassRefPtr<SVGPoint> create(const FloatPoint& point)
52    {
53        return adoptRef(new SVGPoint(point));
54    }
55
56    PassRefPtr<SVGPoint> clone() const;
57    virtual PassRefPtr<SVGPropertyBase> cloneForAnimation(const String&) const OVERRIDE;
58
59    const FloatPoint& value() const { return m_value; }
60    void setValue(const FloatPoint& value) { m_value = value; }
61
62    float x() const { return m_value.x(); }
63    float y() const { return m_value.y(); }
64    void setX(float f) { m_value.setX(f); }
65    void setY(float f) { m_value.setY(f); }
66
67    FloatPoint matrixTransform(const AffineTransform&) const;
68
69    bool operator==(const SVGPoint&) const;
70    bool operator!=(const SVGPoint& other) const { return !operator==(other); }
71
72    virtual String valueAsString() const OVERRIDE;
73    void setValueAsString(const String&, ExceptionState&);
74
75    virtual void add(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*) OVERRIDE;
76    virtual void calculateAnimatedValue(SVGAnimationElement*, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<SVGPropertyBase> toAtEndOfDurationValue, SVGElement* contextElement) OVERRIDE;
77    virtual float calculateDistance(PassRefPtr<SVGPropertyBase> to, SVGElement* contextElement) OVERRIDE;
78
79    static AnimatedPropertyType classType() { return AnimatedPoint; }
80
81private:
82    SVGPoint();
83    explicit SVGPoint(const FloatPoint&);
84
85    template<typename CharType>
86    void parse(const CharType*& ptr, const CharType* end, ExceptionState&);
87
88    FloatPoint m_value;
89};
90
91inline PassRefPtr<SVGPoint> toSVGPoint(PassRefPtr<SVGPropertyBase> passBase)
92{
93    RefPtr<SVGPropertyBase> base = passBase;
94    ASSERT(base->type() == SVGPoint::classType());
95    return static_pointer_cast<SVGPoint>(base.release());
96}
97
98} // namespace WebCore
99
100#endif // SVGPoint_h
101