/*

* Copyright (c) 2005-2006 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:  

*       MsgEditor icon control

*

*/

// INCLUDE FILES

#include "MsgIconControl.h"

#include <gulicon.h>

#include <AknUtils.h>

#include <AknsUtils.h>

#include <AknBitmapAnimation.h>

#include <aknlayoutscalable_apps.cdl.h>

// ==========================================================

// EXTERNAL DATA STRUCTURES

// EXTERNAL FUNCTION PROTOTYPES

// CONSTANTS

// MACROS

// LOCAL CONSTANTS AND MACROS

// MODULE DATA STRUCTURES

// LOCAL FUNCTION PROTOTYPES

// ================= MEMBER FUNCTIONS =======================

// ---------------------------------------------------------

// CMsgIconControl::CMsgIconControl

//

// Constructor

// ---------------------------------------------------------

//

CMsgIconControl::CMsgIconControl() :

    iFileBitmapId( KErrNotFound ),

    iFileMaskId( KErrNotFound )

    {

    }

// ---------------------------------------------------------

// CMsgIconControl::ConstructL

//

// Constructor

// ---------------------------------------------------------

//

void CMsgIconControl::ConstructL( const CCoeControl& aParent )

    {

    SetContainerWindowL( aParent );

    MakeVisible( EFalse );

    }

// ---------------------------------------------------------

// CMsgIconControl::NewL

//

// Constructor

// ---------------------------------------------------------

//

CMsgIconControl* CMsgIconControl::NewL( const CCoeControl& aParent )

    {

    CMsgIconControl* self = new( ELeave ) CMsgIconControl;

    CleanupStack::PushL( self );

    self->ConstructL( aParent );

    CleanupStack::Pop( self );

    return self;

    }

// ---------------------------------------------------------

// CMsgIconControl::NewL

//

// Destructor

// ---------------------------------------------------------

//

CMsgIconControl::~CMsgIconControl()

    {

    delete iIcon;

    delete iFileName;

    }

// ---------------------------------------------------------

// CMsgIconControl::SetIcon

// ---------------------------------------------------------

//

void CMsgIconControl::SetIcon( CGulIcon* aIcon )

    {

    delete iIcon;

    iIcon = aIcon; 

    if ( iIcon == NULL )

        {

        iFileBitmapId = KErrNotFound;

        iFileMaskId = KErrNotFound;

        }

    }

// ---------------------------------------------------------

// CMsgIconControl::LoadIconL

// ---------------------------------------------------------

//

void CMsgIconControl::LoadIconL( const TAknsItemID& aId,

                                 const TDesC& aFileName,

                                 const TInt aFileBitmapId,

                                 const TInt aFileMaskId )

    {

    delete iIcon;

    iIcon = NULL;

    iIcon = AknsUtils::CreateGulIconL( AknsUtils::SkinInstance(),

                                       aId,

                                       aFileName,

                                       aFileBitmapId,

                                       aFileMaskId );

    if ( aFileBitmapId != iFileBitmapId )

        {

        delete iFileName;

        iFileName = NULL;

        iFileName = aFileName.AllocL();

        iSkinId = aId;

        iFileBitmapId = aFileBitmapId;

        iFileMaskId = aFileMaskId;

        // New bitmap. Force size setting. Not propably needed by kept here

        // so that functionality would be the same.

        SetSize( TSize() );

        }

    else

        {

        // Icon reloaded. Set old size.

        SetBitmapSizeL( iSize );

        }

    }

// ---------------------------------------------------------

// CMsgIconControl::BitmapSize

//

// Return the size of the icon

// ---------------------------------------------------------

//

void CMsgIconControl::SetBitmapSizeL( const TSize& aSize )

    {    

    if ( iIcon )

        {

        User::LeaveIfError( AknIconUtils::SetSize( iIcon->Bitmap(), aSize ) );

        SetSize( aSize );

        }

    }

// ---------------------------------------------------------

// CMsgIconControl::BitmapSize

//

// Return the size of the icon

// ---------------------------------------------------------

//

TSize CMsgIconControl::BitmapSize()

    {

    TSize size( 0, 0 );

    if ( iIcon )

        {

        size = iIcon->Bitmap()->SizeInPixels();

        }

    return size;

    }

// ---------------------------------------------------------

// CMsgIconControl::IconBitmapId

// ---------------------------------------------------------

//

TInt CMsgIconControl::IconBitmapId() const

    {

    return iFileBitmapId;

    }

// ---------------------------------------------------------

// CMsgIconControl::IconBitmapId

// ---------------------------------------------------------

//

void CMsgIconControl::HandleResourceChange( TInt aType )

    {

    if ( aType == KAknsMessageSkinChange )

        {

        // Reload the current icon.

        TRAP_IGNORE( LoadIconL( iSkinId,

                                *iFileName,

                                iFileBitmapId,

                                iFileMaskId ) );

        }

    }

// ---------------------------------------------------------

// CMsgIconControl::Draw

//

// Draw the icon

// ---------------------------------------------------------

//

void CMsgIconControl::Draw( const TRect& aRect ) const

    {

    if ( iIcon && iIcon->Bitmap() )

        {

        //Intersection of the drawing rect and icon rect

        TRect i = Rect();

        i.Intersection( aRect );

        //Top left corner of the intersection

        TPoint tL2 = i.iTl;

        //The relative part of the icon rect to be drawn

        i.Move( -Position().iX, -Position().iY );

        if ( iIcon->Mask() )

            {

            SystemGc().BitBltMasked( 

                tL2, 

                iIcon->Bitmap(), 

                i, 

                iIcon->Mask(), 

                ETrue );

            }

        else

            {

            SystemGc().BitBlt( 

                tL2, 

                iIcon->Bitmap(), 

                i );

            }

        }

    }

//  End of File