sl@0: // Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include "W32STDGRAPHIC.H"
sl@0: 
sl@0: // TWsGraphicAnimation \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\
sl@0: 
sl@0: EXPORT_C TWsGraphicAnimation::TWsGraphicAnimation():
sl@0: 	TWsGraphicMsgFixedBase(TUid::Uid(ETypeId),sizeof(*this)),
sl@0: 	iFlags(EStopped)
sl@0: 	{
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C TBool TWsGraphicAnimation::IsPlaying() const
sl@0: 	{
sl@0: 	return (State() == EPlaying);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TBool TWsGraphicAnimation::IsStopped() const
sl@0: 	{
sl@0: 	return (State() == EStopped);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TBool TWsGraphicAnimation::IsStopping() const
sl@0: 	{
sl@0: 	return (State() == EStopping);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TBool TWsGraphicAnimation::IsPaused() const
sl@0: 	{
sl@0: 	return (State() == EPaused);
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C TBool TWsGraphicAnimation::Loops() const
sl@0: 	{
sl@0: 	switch(State())
sl@0: 		{
sl@0: 		case EPlaying:
sl@0: 		case EPaused:
sl@0: 			return ((iFlags & ELoop) == ELoop);
sl@0: 		default:
sl@0: 			return EFalse;
sl@0: 		}
sl@0: 	}
sl@0: 	
sl@0: TUint TWsGraphicAnimation::State() const
sl@0: 	{
sl@0: 	return (iFlags & EStateMask);
sl@0: 	}
sl@0: 
sl@0: void TWsGraphicAnimation::SetState(TUint aState)
sl@0: 	{
sl@0: 	iFlags &= ~EStateMask;
sl@0: 	iFlags |= (aState & EStateMask);
sl@0: 	}
sl@0: 
sl@0:    EXPORT_C void TWsGraphicAnimation::Play(TBool aLoop)
sl@0:    	{
sl@0:    	switch(State())
sl@0:    		{
sl@0:    		case EStopped:
sl@0:    		case EStopping:
sl@0:    			SetState(EPlaying);
sl@0: 			// fall through
sl@0: 		case EPlaying:
sl@0: 			iPlay.UniversalTime(); //Start over again
sl@0:    			break;
sl@0:    		case EPaused:
sl@0:    			SetState(EPlaying);
sl@0: 			if(aLoop != Loops()) // can't resume a mismatch of looping attribute
sl@0: 				{
sl@0: 				iPlay.UniversalTime();
sl@0: 				}
sl@0: 			else // resume
sl@0: 				{
sl@0: 				TTimeIntervalMicroSeconds delta = iPauseOrStopping.MicroSecondsFrom(iPlay);
sl@0: 				iPlay.UniversalTime();
sl@0: 				iPlay = iPlay.Int64() - delta.Int64();
sl@0: 				break;
sl@0: 				}
sl@0: 		}
sl@0: 	if(aLoop)
sl@0: 		{
sl@0: 		iFlags |= ELoop;
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		iFlags &= ~ELoop;
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void TWsGraphicAnimation::Pause()
sl@0: 	{
sl@0: 	switch(State())
sl@0: 	{
sl@0: 	case EPlaying:
sl@0: 		case EStopping:
sl@0:    			SetState(EPaused);
sl@0: 			iPauseOrStopping.UniversalTime();
sl@0:    			break;
sl@0:    		case EStopped:
sl@0:    		case EPaused:
sl@0:    			break;
sl@0:    		}
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void TWsGraphicAnimation::Stop(TBool aImmediately)
sl@0: 	{
sl@0: 	if(aImmediately)
sl@0: 		{
sl@0: 		SetState(EStopped);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		switch(State())
sl@0: 			{
sl@0: 			case EPlaying:
sl@0: 				SetState(EStopping);
sl@0: 				iPauseOrStopping.UniversalTime();
sl@0: 				break;
sl@0: 			case EStopped:
sl@0: 				break;
sl@0: 			case EStopping:
sl@0: 				iPauseOrStopping.UniversalTime();
sl@0: 				break;
sl@0: 			case EPaused:
sl@0: 				SetState(EStopping);
sl@0: 				TTimeIntervalMicroSeconds delta = iPauseOrStopping.MicroSecondsFrom(iPlay);
sl@0: 				iPlay.UniversalTime();
sl@0: 				iPlay = iPlay.Int64() - delta.Int64();
sl@0: 				iPauseOrStopping.UniversalTime();
sl@0:    				break;
sl@0:    			}
sl@0:    		}
sl@0:    	}