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1 /* | 1 /* |
2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. | 2 * Copyright (C) 2006 Apple Computer, 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 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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54 void startOneShot(double interval, const WebTraceLocation& caller) | 54 void startOneShot(double interval, const WebTraceLocation& caller) |
55 { | 55 { |
56 start(interval, 0, caller); | 56 start(interval, 0, caller); |
57 } | 57 } |
58 | 58 |
59 void stop(); | 59 void stop(); |
60 bool isActive() const; | 60 bool isActive() const; |
61 const WebTraceLocation& location() const { return m_location; } | 61 const WebTraceLocation& location() const { return m_location; } |
62 | 62 |
63 double nextFireInterval() const; | 63 double nextFireInterval() const; |
64 double nextUnalignedFireInterval() const; | |
65 double repeatInterval() const { return m_repeatInterval; } | 64 double repeatInterval() const { return m_repeatInterval; } |
66 | 65 |
67 void augmentRepeatInterval(double delta) { | 66 void augmentRepeatInterval(double delta) { |
68 double now = monotonicallyIncreasingTime(); | 67 double now = monotonicallyIncreasingTime(); |
69 setNextFireTime(now, m_nextFireTime - now + delta); | 68 setNextFireTime(now, m_nextFireTime - now + delta); |
70 m_repeatInterval += delta; | 69 m_repeatInterval += delta; |
71 } | 70 } |
72 | 71 |
73 void didChangeAlignmentInterval(double now); | |
74 | |
75 struct PLATFORM_EXPORT Comparator { | 72 struct PLATFORM_EXPORT Comparator { |
76 bool operator()(const TimerBase* a, const TimerBase* b) const; | 73 bool operator()(const TimerBase* a, const TimerBase* b) const; |
77 }; | 74 }; |
78 | 75 |
79 private: | 76 private: |
80 virtual void fired() = 0; | 77 virtual void fired() = 0; |
81 | 78 |
82 virtual WebTaskRunner* timerTaskRunner(); | 79 virtual WebTaskRunner* timerTaskRunner(); |
83 | 80 |
84 NO_LAZY_SWEEP_SANITIZE_ADDRESS | 81 NO_LAZY_SWEEP_SANITIZE_ADDRESS |
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114 void cancel() | 111 void cancel() |
115 { | 112 { |
116 m_timer = nullptr; | 113 m_timer = nullptr; |
117 } | 114 } |
118 | 115 |
119 private: | 116 private: |
120 TimerBase* m_timer; // NOT OWNED | 117 TimerBase* m_timer; // NOT OWNED |
121 }; | 118 }; |
122 | 119 |
123 double m_nextFireTime; // 0 if inactive | 120 double m_nextFireTime; // 0 if inactive |
124 double m_unalignedNextFireTime; // m_nextFireTime not considering alignment
interval | |
125 double m_repeatInterval; // 0 if not repeating | 121 double m_repeatInterval; // 0 if not repeating |
126 WebTraceLocation m_location; | 122 WebTraceLocation m_location; |
127 CancellableTimerTask* m_cancellableTimerTask; // NOT OWNED | 123 CancellableTimerTask* m_cancellableTimerTask; // NOT OWNED |
128 WebScheduler* m_webScheduler; // Not owned. | 124 WebScheduler* m_webScheduler; // Not owned. |
129 | 125 |
130 #if ENABLE(ASSERT) | 126 #if ENABLE(ASSERT) |
131 ThreadIdentifier m_thread; | 127 ThreadIdentifier m_thread; |
132 #endif | 128 #endif |
133 | 129 |
134 friend class ThreadTimers; | 130 friend class ThreadTimers; |
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188 NO_LAZY_SWEEP_SANITIZE_ADDRESS | 184 NO_LAZY_SWEEP_SANITIZE_ADDRESS |
189 inline bool TimerBase::isActive() const | 185 inline bool TimerBase::isActive() const |
190 { | 186 { |
191 ASSERT(m_thread == currentThread()); | 187 ASSERT(m_thread == currentThread()); |
192 return m_cancellableTimerTask; | 188 return m_cancellableTimerTask; |
193 } | 189 } |
194 | 190 |
195 } // namespace blink | 191 } // namespace blink |
196 | 192 |
197 #endif // Timer_h | 193 #endif // Timer_h |
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