williamr@2: // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
williamr@2: // All rights reserved.
williamr@2: // This component and the accompanying materials are made available
williamr@2: // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
williamr@2: // which accompanies this distribution, and is available
williamr@2: // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
williamr@2: //
williamr@2: // Initial Contributors:
williamr@2: // Nokia Corporation - initial contribution.
williamr@2: //
williamr@2: // Contributors:
williamr@2: //
williamr@2: // Description:
williamr@2: //
williamr@2: 
williamr@2: #ifndef __ANIMATIONTICKER_H__
williamr@2: #define __ANIMATIONTICKER_H__
williamr@2: 
williamr@2: #include <e32base.h>
williamr@2: 
williamr@2: class MAnimationTickee;
williamr@2: 
williamr@2: /** This provides timing information for animators.
williamr@2: 
williamr@2: You do not need to instantiate an object of this type unless you are writing a
williamr@2: new animation type.
williamr@2: 
williamr@2: @see MAnimationTickee
williamr@2: @see CAnimationTls
williamr@2: @publishedAll
williamr@2: @released*/
williamr@2: NONSHARABLE_CLASS(CAnimationTicker) : public CBase
williamr@2: 	{
williamr@2: public:
williamr@2:     IMPORT_C static CAnimationTicker* NewL(TTimeIntervalMicroSeconds32 aTickLength = 100000);
williamr@2:     IMPORT_C ~CAnimationTicker();
williamr@2:     
williamr@2: 	IMPORT_C TInt Add(MAnimationTickee* aTickee);
williamr@2: 	IMPORT_C TInt Remove(MAnimationTickee* aTickee);
williamr@2: 	IMPORT_C void Freeze();
williamr@2: 	IMPORT_C void Unfreeze();
williamr@2: 	
williamr@2: 	/** This provides the resolution of the timer.
williamr@2: 	@return iTickLength The resolution of the timer */
williamr@2: 	inline const TTimeIntervalMicroSeconds32& TickLength() const { return iTickLength; }
williamr@2: 	void OnTick();
williamr@2: protected:
williamr@2: 	IMPORT_C virtual void CAnimationTicker_Reserved1();
williamr@2: 	IMPORT_C virtual void CAnimationTicker_Reserved2();
williamr@2: private:
williamr@2: 	TInt iCAnimationTicker_Reserved;
williamr@2: private:
williamr@2: 	CAnimationTicker();
williamr@2: 	void ConstructL(TTimeIntervalMicroSeconds32 aTickLength);
williamr@2: 	void StartTickingL();
williamr@2: 	void StopTicking();
williamr@2: private:
williamr@2: 	TInt iFreeze;
williamr@2: 	TTimeIntervalMicroSeconds32 iTickLength;
williamr@2: 	CPeriodic* iPeriodic;
williamr@2: 	RPointerArray<MAnimationTickee> iTickees;
williamr@2: 	};
williamr@2: 
williamr@2: #endif //__ANIMATIONTICKER_H__