projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 5fb98c22 VZ |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/stopwatch.h | |
| 3 | // Purpose: wxStopWatch and global time-related functions | |
| 4 | // Author: Julian Smart (wxTimer), Sylvain Bougnoux (wxStopWatch) | |
| 5 | // Created: 26.06.03 (extracted from wx/timer.h) | |
| 6 | // RCS-ID: $Id$ | |
| 7 | // Copyright: (c) 1998-2003 wxWindows team | |
| 8 | // Licence: wxWindows licence | |
| 9 | ///////////////////////////////////////////////////////////////////////////// | |
| 10 | ||
| 11 | #ifndef _WX_STOPWATCH_H_ | |
| 12 | #define _WX_STOPWATCH_H_ | |
| 13 | // | |
| 14 | // ---------------------------------------------------------------------------- | |
| 15 | // wxStopWatch: measure time intervals with up to 1ms resolution | |
| 16 | // ---------------------------------------------------------------------------- | |
| 17 | ||
| 18 | #if wxUSE_STOPWATCH | |
| 19 | ||
| 20 | class WXDLLEXPORT wxStopWatch | |
| 21 | { | |
| 22 | public: | |
| 23 | // ctor starts the stop watch | |
| 24 | wxStopWatch() { m_pauseCount = 0; Start(); } | |
| 25 | ||
| 26 | // start the stop watch at the moment t0 | |
| 27 | void Start(long t0 = 0); | |
| 28 | ||
| 29 | // pause the stop watch | |
| 30 | void Pause() | |
| 31 | { | |
| 32 | if ( !m_pauseCount++ ) | |
| 33 | m_pause = GetElapsedTime(); | |
| 34 | } | |
| 35 | ||
| 36 | // resume it | |
| 37 | void Resume() | |
| 38 | { | |
| 39 | wxASSERT_MSG( m_pauseCount > 0, | |
| 40 | _T("Resuming stop watch which is not paused") ); | |
| 41 | ||
| 42 | if ( !--m_pauseCount ) | |
| 43 | Start(m_pause); | |
| 44 | } | |
| 45 | ||
| 46 | // get elapsed time since the last Start() in milliseconds | |
| 47 | long Time() const; | |
| 48 | ||
| 49 | protected: | |
| 50 | // returns the elapsed time since t0 | |
| 51 | long GetElapsedTime() const; | |
| 52 | ||
| 53 | private: | |
| 54 | // the time of the last Start() | |
| 55 | wxLongLong m_t0; | |
| 56 | ||
| 57 | // the time of the last Pause() (only valid if m_pauseCount > 0) | |
| 58 | long m_pause; | |
| 59 | ||
| 60 | // if > 0, the stop watch is paused, otherwise it is running | |
| 61 | int m_pauseCount; | |
| 62 | }; | |
| 63 | ||
| 64 | #endif // wxUSE_STOPWATCH | |
| 65 | ||
| 66 | #if wxUSE_LONGLONG | |
| 67 | ||
| 68 | // Starts a global timer | |
| 69 | // -- DEPRECATED: use wxStopWatch instead | |
| 70 | void WXDLLEXPORT wxStartTimer(); | |
| 71 | ||
| 72 | // Gets elapsed milliseconds since last wxStartTimer or wxGetElapsedTime | |
| 73 | // -- DEPRECATED: use wxStopWatch instead | |
| 74 | long WXDLLEXPORT wxGetElapsedTime(bool resetTimer = TRUE); | |
| 75 | ||
| 76 | #endif // wxUSE_LONGLONG | |
| 77 | ||
| 78 | // ---------------------------------------------------------------------------- | |
| 79 | // global time functions | |
| 80 | // ---------------------------------------------------------------------------- | |
| 81 | ||
| 82 | // Get number of seconds since local time 00:00:00 Jan 1st 1970. | |
| 83 | extern long WXDLLEXPORT wxGetLocalTime(); | |
| 84 | ||
| 85 | // Get number of seconds since GMT 00:00:00, Jan 1st 1970. | |
| 86 | extern long WXDLLEXPORT wxGetUTCTime(); | |
| 87 | ||
| 88 | #if wxUSE_LONGLONG | |
| 89 | // Get number of milliseconds since local time 00:00:00 Jan 1st 1970 | |
| 90 | extern wxLongLong WXDLLEXPORT wxGetLocalTimeMillis(); | |
| 91 | #endif // wxUSE_LONGLONG | |
| 92 | ||
| 93 | #define wxGetCurrentTime() wxGetLocalTime() | |
| 94 | ||
| 95 | #endif // _WX_STOPWATCH_H_ | |
| 96 |