1 //------------------------------------------------------------------------------ 2 // Copyright (c) 2001-2002, OpenBeOS 3 // 4 // Permission is hereby granted, free of charge, to any person obtaining a 5 // copy of this software and associated documentation files (the "Software"), 6 // to deal in the Software without restriction, including without limitation 7 // the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 // and/or sell copies of the Software, and to permit persons to whom the 9 // Software is furnished to do so, subject to the following conditions: 10 // 11 // The above copyright notice and this permission notice shall be included in 12 // all copies or substantial portions of the Software. 13 // 14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20 // DEALINGS IN THE SOFTWARE. 21 // 22 // File Name: StopWatch.cpp 23 // Author(s): unknown 24 // 25 // Description: Timer class 26 // 27 // 28 //------------------------------------------------------------------------------ 29 #include <StopWatch.h> 30 #include <OS.h> 31 #include <stdio.h> 32 33 #ifdef USE_OPENBEOS_NAMESPACE 34 namespace OpenBeOS { 35 #endif 36 37 BStopWatch::BStopWatch(const char *name, bool silent){ 38 fSilent = silent; 39 fName = name; 40 Reset(); 41 } 42 43 BStopWatch::~BStopWatch(){ 44 if (!fSilent){ 45 printf("StopWatch \"%s\": %d usecs.", fName, (int)ElapsedTime() ); 46 47 if (fLap){ 48 for (int i=1; i<=fLap; i++){ 49 if (!((i-1)%4)) printf("\n "); 50 printf("[%d: %d#%d] ", i, (int)(fLaps[i]-fStart), (int)(fLaps[i] - fLaps[i-1]) ); 51 } 52 printf("\n"); 53 } 54 } 55 } 56 57 void BStopWatch::Suspend(){ 58 if (!fSuspendTime) 59 fSuspendTime = system_time(); 60 } 61 62 void BStopWatch::Resume(){ 63 if (fSuspendTime) 64 fStart = system_time() - fSuspendTime - fStart; 65 } 66 67 bigtime_t BStopWatch::Lap(){ 68 if (!fSuspendTime){ 69 if (fLap<9) fLap++; 70 fLaps[fLap] = system_time(); 71 return (system_time()-fStart); 72 }else 73 return 0; 74 } 75 76 bigtime_t BStopWatch::ElapsedTime() const{ 77 if (fSuspendTime) 78 return (fSuspendTime-fStart); 79 else 80 return (system_time()-fStart); 81 } 82 83 void BStopWatch::Reset(){ 84 fStart = system_time(); // store current time 85 fSuspendTime = 0; 86 fLap = 0; // clear laps 87 for (int i=0; i<10; i++) 88 fLaps[i] = fStart; 89 } 90 91 const char *BStopWatch::Name() const{ 92 return fName; 93 } 94 95 // just for future binary compatibility 96 void BStopWatch::_ReservedStopWatch1() {} 97 void BStopWatch::_ReservedStopWatch2() {} 98 99 #ifdef USE_OPENBEOS_NAMESPACE 100 } // namespace OpenBeOS 101 #endif 102