--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mulwidgets/mulcoverflowwidget/src/mulcoverflowao.cpp	Thu Dec 17 08:56:02 2009 +0200
@@ -0,0 +1,181 @@
+/*
+* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Active Object header for CoverFlow
+*
+*/
+
+// Class Header
+#include "mulcoverflowao.h"
+
+// Alf Headers
+#include <math.h>
+
+// Local Header
+#include "mulcoverflowcontrol.h"
+#include "mulbaseelement.h"
+#include "mullog.h"
+
+namespace Alf
+	{
+
+// ---------------------------------------------------------------------------
+// MulCoverFlowAo
+// ---------------------------------------------------------------------------
+//
+MulCoverFlowAo::MulCoverFlowAo( MulCoverFlowControl& aControl ) : CTimer( EPriorityNormal ), mControl(aControl)							     								
+	{
+	MUL_LOG_ENTRY_EXIT("aakash::MulCoverFlowAo::MulCoverFlowAo"); 
+	ConstructL();
+	CActiveScheduler::Add(this);
+	}
+
+// ---------------------------------------------------------------------------
+// ~MulCoverFlowAo
+// ---------------------------------------------------------------------------
+//
+MulCoverFlowAo::~MulCoverFlowAo()
+	{
+	MUL_LOG_ENTRY_EXIT("aakash::MulCoverFlowAo::~MulCoverFlowAo"); 
+	StopTimer();	
+	}
+	
+// ---------------------------------------------------------------------------
+// StartMoving
+// ---------------------------------------------------------------------------
+//     
+void MulCoverFlowAo::StartMoving(TReal32 aSpeedPoint, int aCurrGestureDirection,bool aFastScrollForKey,int aAnimationTime)
+    {
+	MUL_LOG_ENTRY_EXIT("aakash::MulCoverFlowAo::StartMoving"); 
+	int previosDir = mCurrGestureDirection;
+	mCurrGestureDirection = aCurrGestureDirection;
+
+	aSpeedPoint = aSpeedPoint < 0 ? aSpeedPoint * -1 : aSpeedPoint;
+	
+	// Fast scroll in key event ,
+	// Three steps are there Max(100),150,200(Min).	
+	if (aFastScrollForKey)
+		{
+		mTransitionTime = aAnimationTime;	
+		}
+	else
+		{
+		mTransitionTime = 200 *(1 + (1 - aSpeedPoint)*5);		
+		}
+		
+	if( !mStarted )
+		{
+		// Cancle any pending requests and start a new request
+	    // this is because the layout direction n speed should be changed according to the current swipe
+	    if( IsActive() )
+	    	{
+	    	MUL_LOG_INFO("MUL::MulCF::Cancel Previous Animation ");
+	    	Cancel();
+	    	}
+	    		
+	    MUL_LOG_INFO("MUL::MulCF::Start New Animation ");
+	    mStarted = true;
+		After(0);	
+		}
+	else
+		{
+		if (previosDir != mCurrGestureDirection)
+			{
+			mTransitionTime = 200;
+			Cancel();
+			After(0);	
+			}
+		else
+			{
+			}
+		}
+		
+    }
+	
+// ---------------------------------------------------------------------------
+// StopMoving
+// ---------------------------------------------------------------------------
+//  
+void MulCoverFlowAo::StopMoving()
+	{
+	MUL_LOG_ENTRY_EXIT("aakash::MulCoverFlowAo::StopMoving"); 	
+	StopTimer();
+	mCurrGestureDirection = 0;
+	mTransitionTime = 0;
+	mWaitingTime = 0;
+	mStarted = false;
+	}
+	
+// ---------------------------------------------------------------------------
+// StopTimer
+// ---------------------------------------------------------------------------
+// 
+void MulCoverFlowAo::StopTimer()
+	{
+	MUL_LOG_ENTRY_EXIT("aakash::MulCoverFlowAo::StopTimer"); 	
+	if( IsActive() )
+    	{
+    	Cancel();
+    	}
+	}
+// ---------------------------------------------------------------------------
+// RunL
+// ---------------------------------------------------------------------------
+// 	
+void MulCoverFlowAo::RunL()
+	{
+	MUL_LOG_ENTRY_EXIT("aakash::MulCoverFlowAo::RunL");	
+	// Check if the layout ahs moved by one complete visaul. 
+	// Then change the highlight and again start moving the layout.
+	// If it hasnot moved by complete visaul then allow the layout to move to new position but
+	// dont change the highlight
+	ChangeHighLight();	
+	After(fabs(mTransitionTime*600));
+	}
+	
+// ---------------------------------------------------------------------------
+// ChangeHighLight
+// ---------------------------------------------------------------------------
+// 	
+void MulCoverFlowAo::ChangeHighLight()
+	{
+	MUL_LOG_ENTRY_EXIT("aakash::MulCoverFlowAo::ChangeHighLight"); 	
+	// Inform widget/model that highlight has changed	
+	if(mCurrGestureDirection > 0 )
+		{
+		mControl.HandleNavigationEvent ( EEventScrollLeft );	
+		}
+	else if(mCurrGestureDirection < 0 )
+		{
+		mControl.HandleNavigationEvent ( EEventScrollRight );
+		}
+	else
+		{
+		// no need to change the highlight	
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// FastScrollTransitionTime
+// ---------------------------------------------------------------------------
+// 	
+int MulCoverFlowAo::FastScrollTransitionTime()
+	{	
+	return mTransitionTime;
+	}
+			
+	} // End of namespace .
+
+//End of file
+
+