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1 /* | 1 /* |
2 * Copyright (C) 2012 Apple Inc. All rights reserved. | 2 * Copyright (C) 2012 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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74 // run this fake animation timer to trigger layout in SVGImages. The name, | 74 // run this fake animation timer to trigger layout in SVGImages. The name, |
75 // "animationTimer", is to match the new requestAnimationFrame-based layout | 75 // "animationTimer", is to match the new requestAnimationFrame-based layout |
76 // approach. | 76 // approach. |
77 if (m_animationTimer.isActive()) | 77 if (m_animationTimer.isActive()) |
78 return; | 78 return; |
79 // Schedule the 'animation' ASAP if the image does not contain any | 79 // Schedule the 'animation' ASAP if the image does not contain any |
80 // animations, but prefer a fixed, jittery, frame-delay if there're any | 80 // animations, but prefer a fixed, jittery, frame-delay if there're any |
81 // animations. Checking for pending/active animations could be more | 81 // animations. Checking for pending/active animations could be more |
82 // stringent. | 82 // stringent. |
83 double fireTime = m_image->hasAnimations() ? animationFrameDelay : 0; | 83 double fireTime = m_image->hasAnimations() ? animationFrameDelay : 0; |
84 m_animationTimer.startOneShot(fireTime, FROM_HERE); | 84 m_animationTimer.startOneShot(fireTime, BLINK_FROM_HERE); |
85 } | 85 } |
86 | 86 |
87 void SVGImageChromeClient::animationTimerFired(Timer<SVGImageChromeClient>*) | 87 void SVGImageChromeClient::animationTimerFired(Timer<SVGImageChromeClient>*) |
88 { | 88 { |
89 if (!m_image) | 89 if (!m_image) |
90 return; | 90 return; |
91 // serviceScriptedAnimations runs requestAnimationFrame callbacks, but SVG | 91 // serviceScriptedAnimations runs requestAnimationFrame callbacks, but SVG |
92 // images can't have any so we assert there's no script. | 92 // images can't have any so we assert there's no script. |
93 ScriptForbiddenScope forbidScript; | 93 ScriptForbiddenScope forbidScript; |
94 | 94 |
95 // As neither SVGImage nor this chrome client object are on the Oilpan heap, | 95 // As neither SVGImage nor this chrome client object are on the Oilpan heap, |
96 // this object's reference to the SVGImage will not be traced should a GC | 96 // this object's reference to the SVGImage will not be traced should a GC |
97 // strike below. Hence, we must ensure that they both remain alive for | 97 // strike below. Hence, we must ensure that they both remain alive for |
98 // duration of this call. | 98 // duration of this call. |
99 // | 99 // |
100 // This is cannot arise non-Oilpan as an ImageResource is an owned object | 100 // This is cannot arise non-Oilpan as an ImageResource is an owned object |
101 // and will be promptly released along with its (SVG)Image..and everything | 101 // and will be promptly released along with its (SVG)Image..and everything |
102 // below, including this object and its timer. For code simplicity, the | 102 // below, including this object and its timer. For code simplicity, the |
103 // object protection isn't made the conditional on Oilpan. | 103 // object protection isn't made the conditional on Oilpan. |
104 // | 104 // |
105 // TODO(oilpan): move SVGImage to the Oilpan heap and remove this protection
. | 105 // TODO(oilpan): move SVGImage to the Oilpan heap and remove this protection
. |
106 RefPtr<SVGImage> protect(m_image); | 106 RefPtr<SVGImage> protect(m_image); |
107 m_image->frameView()->page()->animator().serviceScriptedAnimations(monotonic
allyIncreasingTime()); | 107 m_image->frameView()->page()->animator().serviceScriptedAnimations(monotonic
allyIncreasingTime()); |
108 m_image->frameView()->updateAllLifecyclePhases(); | 108 m_image->frameView()->updateAllLifecyclePhases(); |
109 } | 109 } |
110 | 110 |
111 } // namespace blink | 111 } // namespace blink |
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