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1 /* | |
2 * Copyright (C) 2012 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 | |
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 INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y | |
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | |
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
23 */ | |
24 | |
25 #ifndef WebTransformAnimationCurve_h | |
26 #define WebTransformAnimationCurve_h | |
27 | |
28 #include "WebCommon.h" | |
29 #include "WebCompositorAnimationCurve.h" | |
30 #include "WebTransformKeyframe.h" | |
31 | |
32 namespace blink { | |
33 | |
34 // A keyframed transform animation curve. | |
35 class WebTransformAnimationCurve : public WebCompositorAnimationCurve { | |
36 public: | |
37 virtual ~WebTransformAnimationCurve() { } | |
38 | |
39 // Adds the keyframe with the default timing function (ease). | |
40 virtual void add(const WebTransformKeyframe&) = 0; | |
41 virtual void add(const WebTransformKeyframe&, TimingFunctionType) = 0; | |
42 // Adds the keyframe with a custom, bezier timing function. Note, it is | |
43 // assumed that x0 = y0 = 0, and x3 = y3 = 1. | |
44 virtual void add(const WebTransformKeyframe&, double x1, double y1, double x
2, double y2) = 0; | |
45 // Adds the keyframe with a steps timing function. | |
46 virtual void add(const WebTransformKeyframe&, int steps, float stepsStartOff
set) = 0; | |
47 | |
48 virtual void setLinearTimingFunction() = 0; | |
49 virtual void setCubicBezierTimingFunction(TimingFunctionType) = 0; | |
50 virtual void setCubicBezierTimingFunction(double x1, double y1, double x2, d
ouble y2) = 0; | |
51 virtual void setStepsTimingFunction(int numberOfSteps, float stepsStartOffse
t) = 0; | |
52 }; | |
53 | |
54 } // namespace blink | |
55 | |
56 #endif // WebTransformAnimationCurve_h | |
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