QwtSystemClock - Man Page
QwtSystemClock provides high resolution clock time functions.
Synopsis
#include <qwt_system_clock.h>
Public Member Functions
bool isNull () const
void start ()
Start the elapsed timer.
double restart ()
double elapsed () const
Detailed Description
QwtSystemClock provides high resolution clock time functions.
Precision and time intervals are multiples of milliseconds (ms).
( QwtSystemClock is deprecated as QElapsedTimer offers the same precision )
Definition at line 24 of file qwt_system_clock.h.
Member Function Documentation
double QwtSystemClock::elapsed () const
- Returns
elapsed time in multiples of milliseconds
Definition at line 36 of file qwt_system_clock.cpp.
bool QwtSystemClock::isNull () const
- Returns
true, if the elapsed timer is valid
Definition at line 14 of file qwt_system_clock.cpp.
double QwtSystemClock::restart ()
Restart the elapsed timer
- Returns
elapsed time in multiples of milliseconds
Definition at line 29 of file qwt_system_clock.cpp.
Author
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