/*

* 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: This file implements overlay controls

*

*/

#include "OverlayControl.h"

COverlayControl::COverlayControl( MOverlayControlObserver* aObserver )

: iObserver( aObserver )

	{

	}

COverlayControl::~COverlayControl()

	{

    delete iBitmap;

    delete iMask;

	}

COverlayControl* COverlayControl::NewL( CCoeControl* aParent, MOverlayControlObserver* aObserver, 

        const TRect& aRect, TInt aBitmapId, TInt aMaskId )

	{

    COverlayControl* self = new (ELeave) COverlayControl( aObserver );

	CleanupStack::PushL( self );

	self->ConstructL( aParent, aRect, aBitmapId, aMaskId );

    CleanupStack::Pop( self );

	return self;

	}

void COverlayControl::ConstructL( CCoeControl* aParent, const TRect& aRect, TInt aBitmapId, TInt aMaskId )

	{

    SetContainerWindowL( *aParent );

	TFileName iconFileName;

	TFsEmailUiUtility::GetFullIconFileNameL( iconFileName );

	AknIconUtils::CreateIconL( iBitmap,

							   iMask,

							   iconFileName,

							   aBitmapId,

							   aMaskId );

	SetRect( aRect );

    iTouchFeedBack = MTouchFeedback::Instance();

    iTouchFeedBack->EnableFeedbackForControl(this, ETrue);

    EnableDragEvents();

	ActivateL();

	}

void COverlayControl::SetRect( const TRect& aRect )

    {

    if( iBitmap )

        {

        AknIconUtils::SetSize( iBitmap, aRect.Size() );

        }

    if( iMask )

        {

        AknIconUtils::SetSize( iMask, aRect.Size() );

        }

    CCoeControl::SetRect( aRect );

    }

void COverlayControl::HandlePointerEventL( const TPointerEvent& aPointerEvent )

    {

    if ( aPointerEvent.iType == TPointerEvent::EButton1Down )

        {      

        // Give feedback to user (vibration)     

        iTouchFeedBack->InstantFeedback( this, ETouchFeedbackBasicButton );

        SetPointerCapture( ETrue );        

        }

    CCoeControl::HandlePointerEventL( aPointerEvent );

    if ( aPointerEvent.iType == TPointerEvent::EButton1Up )

        {

        if ( Rect().Contains( aPointerEvent.iPosition ) && iObserver )

            {

            // Do not let leaves disturb the system - send event only if the poimter 

            // was pressed on this control

            TRAP_IGNORE( iObserver->HandleOverlayPointerEventL( this, aPointerEvent ) );

            }

        SetPointerCapture( EFalse );        

        }

     }

void COverlayControl::MakeVisible( TBool aVisible )

    {

    if( !aVisible )

        {

        SetPointerCapture( EFalse );

        }

    else

        {

        DrawDeferred();

        }

    CCoeControl::MakeVisible( aVisible );

    }

void COverlayControl::Draw( const TRect& ) const 

	{

	CWindowGc& gc = SystemGc();

	if( iBitmap )

	    {

        TSize size = iBitmap->SizeInPixels();

        gc.BitBltMasked(Position(),iBitmap,TRect( TPoint(0,0), size),iMask, ETrue);

        }

	}