1/*
2 * Copyright (C) 2007, 2008, 2012 Apple 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef CSSTimingFunctionValue_h
27#define CSSTimingFunctionValue_h
28
29#include "core/css/CSSValue.h"
30#include "wtf/PassRefPtr.h"
31
32namespace WebCore {
33
34class CSSCubicBezierTimingFunctionValue : public CSSValue {
35public:
36    static PassRefPtr<CSSCubicBezierTimingFunctionValue> create(double x1, double y1, double x2, double y2)
37    {
38        return adoptRef(new CSSCubicBezierTimingFunctionValue(x1, y1, x2, y2));
39    }
40
41    String customCSSText() const;
42
43    double x1() const { return m_x1; }
44    double y1() const { return m_y1; }
45    double x2() const { return m_x2; }
46    double y2() const { return m_y2; }
47
48    bool equals(const CSSCubicBezierTimingFunctionValue&) const;
49
50private:
51    CSSCubicBezierTimingFunctionValue(double x1, double y1, double x2, double y2)
52        : CSSValue(CubicBezierTimingFunctionClass)
53        , m_x1(x1)
54        , m_y1(y1)
55        , m_x2(x2)
56        , m_y2(y2)
57    {
58    }
59
60    double m_x1;
61    double m_y1;
62    double m_x2;
63    double m_y2;
64};
65
66DEFINE_CSS_VALUE_TYPE_CASTS(CSSCubicBezierTimingFunctionValue, isCubicBezierTimingFunctionValue());
67
68class CSSStepsTimingFunctionValue : public CSSValue {
69public:
70    static PassRefPtr<CSSStepsTimingFunctionValue> create(int steps, bool stepAtStart)
71    {
72        return adoptRef(new CSSStepsTimingFunctionValue(steps, stepAtStart));
73    }
74
75    int numberOfSteps() const { return m_steps; }
76    bool stepAtStart() const { return m_stepAtStart; }
77
78    String customCSSText() const;
79
80    bool equals(const CSSStepsTimingFunctionValue&) const;
81
82private:
83    CSSStepsTimingFunctionValue(int steps, bool stepAtStart)
84        : CSSValue(StepsTimingFunctionClass)
85        , m_steps(steps)
86        , m_stepAtStart(stepAtStart)
87    {
88    }
89
90    int m_steps;
91    bool m_stepAtStart;
92};
93
94DEFINE_CSS_VALUE_TYPE_CASTS(CSSStepsTimingFunctionValue, isStepsTimingFunctionValue());
95
96} // namespace
97
98#endif
99