examples/sfexamples/GfxWorkbench/src/CGfxTimer.cpp

00001 /*
00002 Copyright (c) 2002-2011 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
00003 
00004 Redistribution and use in source and binary forms, with or without
00005 modification, are permitted provided that the following conditions are met:
00006 
00007 * Redistributions of source code must retain the above copyright notice, this
00008   list of conditions and the following disclaimer.
00009 * Redistributions in binary form must reproduce the above copyright notice,
00010   this list of conditions and the following disclaimer in the documentation
00011   and/or other materials provided with the distribution.
00012 * Neither the name of Nokia Corporation nor the names of its contributors
00013   may be used to endorse or promote products derived from this software
00014   without specific prior written permission.
00015 
00016 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00017 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00018 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00019 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
00020 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00021 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00022 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00023 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00024 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00025 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00026 
00027 Description:  
00028 */ 
00029 
00030 
00031 // INCLUDE FILES
00032 #include "CGfxTimer.h"
00033 
00034 CGfxTimer::CGfxTimer(MGfxTimerCallBack& aCallBackClient, TInt aId):
00035         CTimer(CActive::EPriorityHigh),
00036         iCallBackClient(aCallBackClient),
00037         iId(aId)
00038         {
00039         }
00040 
00041 void CGfxTimer::ConstructL()
00042         {
00043         CTimer::ConstructL();
00044         CActiveScheduler::Add(this);
00045         }
00046 
00047 void CGfxTimer::StartPulse(TTimeIntervalMicroSeconds32 aInterval)
00048         {
00049         Cancel();
00050         iRestartTimer = ETrue;
00051         After(aInterval);
00052         iInterVal=aInterval;
00053         }
00054 
00055 void CGfxTimer::Start(TTimeIntervalMicroSeconds32 aInterval)
00056         {
00057         Cancel();
00058         iRestartTimer = EFalse;
00059         After(aInterval);
00060         }
00061 
00062 void CGfxTimer::Pause()
00063         {
00064         Cancel();
00065         }
00066 
00067 void CGfxTimer::ReStart()
00068         {
00069         StartPulse(iInterVal);
00070         }
00071 
00072 void CGfxTimer::RunL()
00073         {
00074         iCallBackClient.GfxTimerFiredL(iId);
00075         if(iRestartTimer)
00076                 StartPulse(iInterVal);
00077         }
00078 

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