OpenShot Audio Library | OpenShotAudio  0.3.1
juce_Timer.h
1 /*
2  ==============================================================================
3 
4  This file is part of the JUCE library.
5  Copyright (c) 2017 - ROLI Ltd.
6 
7  JUCE is an open source library subject to commercial or open-source
8  licensing.
9 
10  The code included in this file is provided under the terms of the ISC license
11  http://www.isc.org/downloads/software-support-policy/isc-license. Permission
12  To use, copy, modify, and/or distribute this software for any purpose with or
13  without fee is hereby granted provided that the above copyright notice and
14  this permission notice appear in all copies.
15 
16  JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
17  EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
18  DISCLAIMED.
19 
20  ==============================================================================
21 */
22 
23 namespace juce
24 {
25 
26 //==============================================================================
51 class JUCE_API Timer
52 {
53 protected:
54  //==============================================================================
58  Timer() noexcept;
59 
65  Timer (const Timer&) noexcept;
66 
67 public:
68  //==============================================================================
70  virtual ~Timer();
71 
72  //==============================================================================
78  virtual void timerCallback() = 0;
79 
80  //==============================================================================
90  void startTimer (int intervalInMilliseconds) noexcept;
91 
95  void startTimerHz (int timerFrequencyHz) noexcept;
96 
107  void stopTimer() noexcept;
108 
109  //==============================================================================
111  bool isTimerRunning() const noexcept { return timerPeriodMs > 0; }
112 
116  int getTimerInterval() const noexcept { return timerPeriodMs; }
117 
118  //==============================================================================
120  static void JUCE_CALLTYPE callAfterDelay (int milliseconds, std::function<void()> functionToCall);
121 
122  //==============================================================================
126  static void JUCE_CALLTYPE callPendingTimersSynchronously();
127 
128 private:
129  class TimerThread;
130  friend class TimerThread;
131  size_t positionInQueue = (size_t) -1;
132  int timerPeriodMs = 0;
133 
134  Timer& operator= (const Timer&) = delete;
135 };
136 
137 } // namespace juce
int getTimerInterval() const noexcept
Definition: juce_Timer.h:116
bool isTimerRunning() const noexcept
Definition: juce_Timer.h:111