root/trunk/BAL/Graphics/WebCore/WK/BCTimingFunctionWK.h

Revision 1404, 2.5 kB (checked in by gbertal, 6 months ago)

merge with webkit revision 55986

Line 
1 /*
2  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
3  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
4  *           (C) 2000 Dirk Mueller (mueller@kde.org)
5  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
6  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Library General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Library General Public License for more details.
17  *
18  * You should have received a copy of the GNU Library General Public License
19  * along with this library; see the file COPYING.LIB.  If not, write to
20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21  * Boston, MA 02110-1301, USA.
22  *
23  */
24
25 #ifndef TimingFunction_h
26 #define TimingFunction_h
27
28 #include "RenderStyleConstants.h"
29
30 namespace WebCore {
31
32 struct TimingFunction : FastAllocBase {
33     TimingFunction()
34         : m_type(CubicBezierTimingFunction)
35         , m_x1(0.25)
36         , m_y1(0.1)
37         , m_x2(0.25)
38         , m_y2(1.0)
39     {
40     }
41
42     // This explicit copy constructor works around an inlining bug in GCC 4.2 (only reproed on mac, but may exist on other platforms).
43     TimingFunction(const TimingFunction& that)
44         : m_type(that.m_type)
45         , m_x1(that.m_x1)
46         , m_y1(that.m_y1)
47         , m_x2(that.m_x2)
48         , m_y2(that.m_y2)
49     {
50     }
51
52     TimingFunction(ETimingFunctionType timingFunction, double x1 = 0.0, double y1 = 0.0, double x2 = 1.0, double y2 = 1.0)
53         : m_type(timingFunction)
54         , m_x1(x1)
55         , m_y1(y1)
56         , m_x2(x2)
57         , m_y2(y2)
58     {
59     }
60
61     bool operator==(const TimingFunction& o) const
62     {
63         return m_type == o.m_type && m_x1 == o.m_x1 && m_y1 == o.m_y1 && m_x2 == o.m_x2 && m_y2 == o.m_y2;
64     }
65
66     double x1() const { return m_x1; }
67     double y1() const { return m_y1; }
68     double x2() const { return m_x2; }
69     double y2() const { return m_y2; }
70
71     ETimingFunctionType type() const { return m_type; }
72
73 private:
74     ETimingFunctionType m_type;
75
76     double m_x1;
77     double m_y1;
78     double m_x2;
79     double m_y2;
80 };
81
82 } // namespace WebCore
83
84 #endif // TimingFunction_h
85
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