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| 1 /* | |
| 2 * Copyright 2012 Google Inc. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license that can be | |
| 5 * found in the LICENSE file. | |
| 6 */ | |
| 7 | |
| 8 #ifndef SkCountdown_DEFINED | |
| 9 #define SkCountdown_DEFINED | |
| 10 | |
| 11 #include "SkCondVar.h" | |
| 12 #include "SkRunnable.h" | |
| 13 #include "SkTypes.h" | |
| 14 | |
| 15 class SkCountdown : public SkRunnable { | |
| 16 public: | |
| 17 explicit SkCountdown(int32_t count); | |
| 18 | |
| 19 /** | |
| 20 * Resets the countdown to the count provided. | |
| 21 */ | |
| 22 void reset(int32_t count); | |
| 23 | |
| 24 virtual void run() SK_OVERRIDE; | |
| 25 | |
| 26 /** | |
| 27 * Blocks until run() has been called count times. | |
| 28 */ | |
| 29 void wait(); | |
| 30 | |
| 31 private: | |
| 32 SkCondVar fReady; | |
| 33 int32_t fCount; | |
| 34 }; | |
| 35 | |
| 36 #endif | |
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