--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fmradio/fmradio/src/fmradioalfbitmapanimation.cpp	Wed Sep 01 12:30:32 2010 +0100
@@ -0,0 +1,369 @@
+/*
+* Copyright (c) 2009 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:  Tuning animation for fmradio
+*
+*/
+
+#include <aknlayoutscalable_apps.cdl.h>
+#include <AknUtils.h>
+#include <alf/alfimage.h>
+#include <alf/alfimagevisual.h>
+#include <alf/alfevent.h>
+#include <AknsItemID.h>
+#include <barsread.h>
+#include <data_caging_path_literals.hrh>
+#include <fmradio.rsg>
+#include <alf/alfanchorlayout.h>
+#include <alf/alfenv.h>
+
+#include "fmradioalfbitmapanimation.h"
+#include "fmradiodefines.h"
+
+// CONSTANTS
+//const TInt KBmpAnimationDelay = 90;
+const TInt KBmpAnimationStartupDelay = 500;
+const TInt KBmpAnimationFadeInDefaultDurationTime = 200;
+const TInt KBmpAnimationFadeOutDefaultDurationTime = 200;
+const TInt KbmpAnimationStopDelay = 210;
+
+const TReal KDefaultOpacityInVisibleState = 1.0f;
+const TReal KDefaultOpacityInHiddenState = 0.0f;
+
+_LIT8( KBmpAnimationAnchorTag, "BitmapAnimationAnchorTag" );
+// values from fmradio LAF document
+const TInt KLAFVarietyTuningAnimationPortrait = 7;
+
+// ======== MEMBER FUNCTIONS ========
+
+// ----------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::CFMRadioAlfBitmapAnimation
+// Default constructor
+// ----------------------------------------------------------------------------
+//
+CFMRadioAlfBitmapAnimation::CFMRadioAlfBitmapAnimation() :
+	iOpacityInVisibleState( KDefaultOpacityInVisibleState ),
+ 	iOpacityInHiddenState( KDefaultOpacityInHiddenState ),
+ 	iAnimationState( EBmpAnimationStopped )
+	{
+	}
+
+// ---------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::ConstructL
+// ---------------------------------------------------------------------------
+//
+void CFMRadioAlfBitmapAnimation::ConstructL( CAlfEnv& aEnv )
+    {
+    CAlfControl::ConstructL( aEnv );     
+    CreateBitmapAnimationArrayL();
+    CreateImageAnimationVisualL();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::NewL
+// Two-phase constructor of CFMRadioAlfBitmapAnimation
+// ---------------------------------------------------------------------------
+//
+CFMRadioAlfBitmapAnimation* CFMRadioAlfBitmapAnimation::NewL( CAlfEnv& aEnv ) 
+    {
+    CFMRadioAlfBitmapAnimation* self = new ( ELeave ) CFMRadioAlfBitmapAnimation;
+    CleanupStack::PushL( self );
+    self->ConstructL( aEnv );
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::~CFMRadioAlfBitmapAnimation
+// Destructor
+// ---------------------------------------------------------------------------
+//
+CFMRadioAlfBitmapAnimation::~CFMRadioAlfBitmapAnimation()
+	{
+	iFrames.Reset();
+	iFrames.Close();
+	delete iBitmapFileName;
+	}
+
+
+// ----------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::OfferEventL
+// From CAlfControl, takes care of alfred event handling.
+// ----------------------------------------------------------------------------
+//
+TBool CFMRadioAlfBitmapAnimation::OfferEventL( const TAlfEvent& aEvent )
+	{
+	TBool eventHandled = EFalse;
+	
+	if ( aEvent.IsCustomEvent() )
+		{
+		switch( aEvent.CustomParameter() )
+			{
+			case EBmpAnimationStart:
+				{				
+				eventHandled = ETrue;
+				iAnimationState = EBmpAnimationRunning;
+				StartAnimation();
+				break;
+				}
+			case EBmpAnimationContinue:
+				{
+				eventHandled = ETrue;				
+				ContinueBmpAnimation();							
+				break;
+				}
+			case EBmpAnimationStop:
+				{
+				eventHandled = ETrue;				
+				Env().CancelCustomCommands( this );
+				iAnimationState = EBmpAnimationStopped;
+				break;
+				}
+			default:
+				{
+				break;	
+				}				
+			}
+		}
+	return eventHandled;
+	}
+	
+// ----------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::CreateImageAnimationVisualL
+// ----------------------------------------------------------------------------
+//		
+void CFMRadioAlfBitmapAnimation::CreateImageAnimationVisualL()
+	{
+			
+	//CAlfAnchorLayout* imageAnchorLayout = CAlfAnchorLayout::AddNewL( *this );
+	//imageAnchorLayout->SetTagL( KBitmapAnimationAnchorTag );
+	// Create an anchor for the indicator layout 
+	iBmpAnimationAnchor = CAlfAnchorLayout::AddNewL( *this );
+	iBmpAnimationAnchor->SetTagL( KBmpAnimationAnchorTag );
+	
+	iAnimationImageVisual = CAlfImageVisual::AddNewL( *this, iBmpAnimationAnchor ); 	
+	iAnimationImageVisual->SetImage( iFrames[0] );
+			
+	TAlfTimedValue opacity;	
+	opacity.SetTarget( iOpacityInHiddenState, 0 );
+		
+	iAnimationImageVisual->SetOpacity( opacity );							
+	}
+	
+
+// ----------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::CreateBitmapAnimationArrayL
+// ----------------------------------------------------------------------------
+//
+void CFMRadioAlfBitmapAnimation::CreateBitmapAnimationArrayL()
+    {
+    CCoeEnv* coeEnv = CCoeEnv::Static();
+
+    TResourceReader resourceReader;
+    coeEnv->CreateResourceReaderLC( resourceReader, R_FMRADIO_WAIT_ANIM_TUNING );
+
+    iFrameInterval = resourceReader.ReadInt32();
+    TInt bitmapCount = resourceReader.ReadInt16();
+
+    TFindFile finder( coeEnv->FsSession() );
+    TInt err = finder.FindByDir( KFMRadioBmpFile, KDC_APP_BITMAP_DIR );
+    if ( err == KErrNone )
+        {
+        iBitmapFileName = finder.File().AllocL();
+        }
+    
+    // read bitmap size from layout data
+    TRect tempRect;
+    TAknLayoutRect bitmapLayout;
+    bitmapLayout.LayoutRect( 
+            tempRect,
+            AknLayoutScalable_Apps::area_fmrd2_info_pane_g1( KLAFVarietyTuningAnimationPortrait ) );
+    
+    
+    for ( TInt i = 0; i < bitmapCount; i++ )
+        {
+        TFileName bmpFile = resourceReader.ReadTPtrC();
+        TInt bitmapId = resourceReader.ReadInt32();
+        TInt bitmapMaskId = resourceReader.ReadInt32();
+        TInt xx = resourceReader.ReadInt16();
+        TInt xxx = resourceReader.ReadInt8();
+
+        TAlfImage alfImage( KAknsIIDNone,
+                            bitmapLayout.Rect().Size(),
+                            EAspectRatioPreserved,
+                            iBitmapFileName,
+                            bitmapId,
+                            bitmapMaskId );
+
+        iFrames.AppendL( alfImage );
+        }
+    CleanupStack::PopAndDestroy(); //resourceReader
+    }
+
+// ----------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::StartBmpAnimation
+// ----------------------------------------------------------------------------
+//
+void CFMRadioAlfBitmapAnimation::StartAnimation()
+	{
+	iCurrentFrameIndex = 0;
+	iAnimationImageVisual->SetImage( iFrames[iCurrentFrameIndex] );
+	
+	Show( ETrue );
+		
+	Env().Send( TAlfCustomEventCommand( EBmpAnimationContinue, this ), iFrameInterval );
+	}
+
+// ----------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::ContinueBmpAnimation
+// ----------------------------------------------------------------------------
+//
+void CFMRadioAlfBitmapAnimation::ContinueBmpAnimation()
+	{
+	iCurrentFrameIndex++;
+	
+	if ( iCurrentFrameIndex == 9 )
+		{
+		iCurrentFrameIndex = 0;
+		}
+	iAnimationImageVisual->SetImage( iFrames[iCurrentFrameIndex] );
+	Env().Send( TAlfCustomEventCommand( EBmpAnimationContinue, this ), iFrameInterval );
+	}
+
+// ---------------------------------------------------------
+// CFMRadioAlfIndicator::Show
+// Shows the indicator with the defined opacity value.
+// ---------------------------------------------------------
+//
+void CFMRadioAlfBitmapAnimation::Show( TBool aShowWithFading )
+	{
+	TAlfTimedValue opacity;
+		
+	if ( aShowWithFading )
+		{				
+		opacity.SetTarget( iOpacityInVisibleState, KBmpAnimationFadeInDefaultDurationTime );
+		
+		iAnimationImageVisual->SetOpacity( opacity );				
+		}
+	else
+		{
+		opacity.SetValueNow( iOpacityInVisibleState );
+		iAnimationImageVisual->SetOpacity( opacity );
+		}	
+	}
+
+// ---------------------------------------------------------
+// CFMRadioAlfIndicator::Hide
+// Hides the indicator with the defined opacity value.
+// ---------------------------------------------------------
+//
+void CFMRadioAlfBitmapAnimation::Hide( TBool aHideWithFading )
+	{
+	TAlfTimedValue opacity;
+	
+	if ( aHideWithFading )
+		{				
+		opacity.SetTarget( iOpacityInHiddenState, KBmpAnimationFadeOutDefaultDurationTime );
+		
+		iAnimationImageVisual->SetOpacity( opacity );
+		}
+	else
+		{	
+		opacity.SetValueNow( iOpacityInHiddenState );
+		iAnimationImageVisual->SetOpacity( opacity );
+		}
+	}
+
+// ---------------------------------------------------------
+// CFMRadioAlfIndicator::StopBmpAnimation
+// ---------------------------------------------------------
+//
+void CFMRadioAlfBitmapAnimation::StopBmpAnimation()
+	{	
+	if ( iAnimationState == EBmpAnimationStartup )
+		{
+		Env().CancelCustomCommands( this, EBmpAnimationStart );
+		iAnimationState = EBmpAnimationStopped;
+		}
+	else if ( iAnimationState == EBmpAnimationRunning )
+		{
+		Hide( ETrue );
+		
+		Env().Send( TAlfCustomEventCommand( EBmpAnimationStop, this ), KbmpAnimationStopDelay );			
+		}		
+	}
+
+// ---------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::SetRect
+// Sets the Bmpanimation rectangle. 
+// ---------------------------------------------------------------------------
+//
+void CFMRadioAlfBitmapAnimation::SetRect( const TRect& aRect )
+	{
+	iRect = aRect;
+	if ( iBmpAnimationAnchor )
+		{
+		SetAbsoluteCornerAnchors( iBmpAnimationAnchor, 0, iRect.iTl, iRect.iBr );
+		iBmpAnimationAnchor->UpdateChildrenLayout();
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::SetAbsoluteCornerAnchors
+// Sets absolute rect of the anchor by top left and bottom right points.
+// ---------------------------------------------------------------------------
+//
+void CFMRadioAlfBitmapAnimation::SetAbsoluteCornerAnchors( CAlfAnchorLayout* aAnchor,
+													 TInt aOrdinal,
+													 const TPoint& aTopLeftPosition,
+													 const TPoint& aBottomRightPosition )
+	{
+	if ( aAnchor )
+		{		
+		// Set top/left anchor.
+	    aAnchor->Attach( aOrdinal, 
+		                 EAlfAnchorTypeTopLeft,
+		                 TAlfXYMetric( TAlfMetric( aTopLeftPosition.iX ), TAlfMetric( aTopLeftPosition.iY ) ),
+		                 EAlfAnchorAttachmentOriginTopLeft );
+		
+		
+		// Set bottom/right anchor.
+    	aAnchor->Attach( aOrdinal, 
+	                     EAlfAnchorTypeBottomRight, 
+	                     TAlfXYMetric( TAlfMetric( aBottomRightPosition.iX ), TAlfMetric( aBottomRightPosition.iY ) ),
+	                     EAlfAnchorAttachmentOriginTopLeft );			
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// CFMRadioAlfBitmapAnimation::StartBmpAnimation
+// ---------------------------------------------------------------------------
+//	
+void CFMRadioAlfBitmapAnimation::StartBmpAnimation()
+	{
+	if ( iAnimationState == EBmpAnimationRunning )
+	    {
+	    Env().CancelCustomCommands( this );
+	    Hide( EFalse ); // hide without fade
+	    }
+	else if ( iAnimationState == EBmpAnimationStartup )
+        {
+        Env().CancelCustomCommands( this, EBmpAnimationStart );        
+        }	
+	iAnimationState = EBmpAnimationStartup;	
+	Env().Send( TAlfCustomEventCommand( EBmpAnimationStart, this ), KBmpAnimationStartupDelay );
+	}
+			
+// End of file