127 lines
1.9 KiB
C++
127 lines
1.9 KiB
C++
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/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2002 Chris Schoeneman
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include "CStopwatch.h"
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#include "CArch.h"
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//
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// CStopwatch
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//
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CStopwatch::CStopwatch(bool triggered) :
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m_mark(0.0),
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m_triggered(triggered),
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m_stopped(triggered)
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{
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if (!triggered) {
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m_mark = ARCH->time();
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}
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}
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CStopwatch::~CStopwatch()
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{
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// do nothing
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}
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double
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CStopwatch::reset()
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{
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if (m_stopped) {
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const double dt = m_mark;
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m_mark = 0.0;
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return dt;
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}
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else {
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const double t = ARCH->time();
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const double dt = t - m_mark;
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m_mark = t;
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return dt;
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}
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}
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void
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CStopwatch::stop()
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{
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if (m_stopped) {
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return;
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}
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// save the elapsed time
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m_mark = ARCH->time() - m_mark;
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m_stopped = true;
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}
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void
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CStopwatch::start()
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{
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m_triggered = false;
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if (!m_stopped) {
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return;
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}
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// set the mark such that it reports the time elapsed at stop()
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m_mark = ARCH->time() - m_mark;
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m_stopped = false;
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}
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void
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CStopwatch::setTrigger()
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{
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stop();
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m_triggered = true;
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}
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double
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CStopwatch::getTime()
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{
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if (m_triggered) {
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const double dt = m_mark;
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start();
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return dt;
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}
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else if (m_stopped) {
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return m_mark;
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}
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else {
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return ARCH->time() - m_mark;
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}
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}
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CStopwatch::operator double()
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{
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return getTime();
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}
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bool
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CStopwatch::isStopped() const
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{
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return m_stopped;
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}
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double
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CStopwatch::getTime() const
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{
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if (m_stopped) {
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return m_mark;
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}
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else {
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return ARCH->time() - m_mark;
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}
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}
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CStopwatch::operator double() const
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{
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return getTime();
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}
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