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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 WebAnimation_h | |
26 #define WebAnimation_h | |
27 | |
28 #include "WebCommon.h" | |
29 #include "WebNonCopyable.h" | |
30 #include "WebPrivateOwnPtr.h" | |
31 | |
32 #if BLINK_IMPLEMENTATION | |
33 #include "wtf/Forward.h" | |
34 #endif | |
35 | |
36 namespace blink { | |
37 class CCActiveAnimation; | |
38 } | |
39 | |
40 namespace blink { | |
41 | |
42 class WebAnimationCurve; | |
43 | |
44 // A compositor driven animation. | |
45 class WebAnimation { | |
46 public: | |
47 enum TargetProperty { | |
48 TargetPropertyTransform = 0, | |
49 TargetPropertyOpacity, | |
50 TargetPropertyFilter, | |
51 TargetPropertyScrollOffset | |
52 }; | |
53 | |
54 virtual ~WebAnimation() { } | |
55 | |
56 // An id is effectively the animation's name, and it is not unique. | |
57 virtual int id() = 0; | |
58 | |
59 virtual TargetProperty targetProperty() const = 0; | |
60 | |
61 // This is the number of times that the animation will play. If this | |
62 // value is zero the animation will not play. If it is negative, then | |
63 // the animation will loop indefinitely. | |
64 virtual int iterations() const = 0; | |
65 virtual void setIterations(int) = 0; | |
66 | |
67 virtual double startTime() const = 0; | |
68 virtual void setStartTime(double monotonicTime) = 0; | |
69 | |
70 virtual double timeOffset() const = 0; | |
71 virtual void setTimeOffset(double monotonicTime) = 0; | |
72 | |
73 // If alternatesDirection is true, on odd numbered iterations we reverse the
curve. | |
74 virtual bool alternatesDirection() const = 0; | |
75 virtual void setAlternatesDirection(bool) = 0; | |
76 }; | |
77 | |
78 } // namespace blink | |
79 | |
80 #endif // WebAnimation_h | |
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