/*

* 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:    

*

*/

// INCLUDE FILES

#include "HgVgButton.h"

#include "HgVgHelper.h"

#include <VG/vgu.h>

#include <gulicon.h>

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

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

// CHgVgButton::NewL()

// Two-phased constructor.

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

//

CHgVgButton* CHgVgButton::NewL( const TSize& aSize, const TPoint& aPosition, 

        const CGulIcon& aIcon )

    {

    CHgVgButton* self = new ( ELeave ) CHgVgButton( aSize, aPosition );

    CleanupStack::PushL (self );

    self->ConstructL(aIcon);

    CleanupStack::Pop ( self );

    return self;

    }

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

// CHgVgButton::ConstructL()

// Symbian 2nd phase constructor can leave.

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

//

void CHgVgButton::ConstructL (const CGulIcon& aIcon)

    {

    iImage = HgVgHelper::CreateVgImageFromIconL(aIcon);    

    }

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

// CHgVgButton::CHgVgButton()

// C++ default constructor can NOT contain any code, that might leave.

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

//

CHgVgButton::CHgVgButton( const TSize& aSize, const TPoint& aPosition ) :

iSize(aSize),

iPosition(aPosition),

iImage(VG_INVALID_HANDLE),

iEnabled(ETrue),

iPointerDown(EFalse)

    {

    }

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

// CHgVgButton::~CHgVgButton()

// Destructor.

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

//

CHgVgButton::~CHgVgButton ( )

    {

    }

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

// CHgVgButton::HandlePointerEvent()

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

//

TBool CHgVgButton::HandlePointerEvent(const TPointerEvent& aEvent)

    {

    if (!iEnabled)

        return EFalse;

    TRect rect(iPosition, iSize);

    TBool result = EFalse;

    if( aEvent.iType == TPointerEvent::EButton1Down && 

            rect.Contains(aEvent.iPosition) && !iPointerDown )

        {

        iPointerDown = ETrue;

        result = ETrue;

        }

    else if( aEvent.iType == TPointerEvent::EButton1Up )

        {

        iPointerDown = EFalse;

        result = EFalse;

        }

    return result;

    }

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

// CHgVgButton::Enabled()

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

//

TBool CHgVgButton::IsEnabled() const

    {

    return iEnabled;

    }

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

// CHgVgButton::Position()

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

//

const TPoint& CHgVgButton::Position() const

    {

    return iPosition;

    }

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

// CHgVgButton::Size()

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

//

const TSize& CHgVgButton::Size() const

    {

    return iSize;

    }

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

// CHgVgButton::SetEnabled()

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

//

void CHgVgButton::SetEnabled(TBool aEnabled)

    {

    iEnabled = aEnabled;

    }

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

// CHgVgButton::SetPosition()

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

//

void CHgVgButton::SetPosition(const TPoint& aPosition)

    {

    iPosition = aPosition;

    }

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

// CHgVgButton::SetSize()

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

//

void CHgVgButton::SetSize(const TSize& aSize)

    {

    iSize = aSize;

    }

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

// CHgVgButton::SetIconL()

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

//

void CHgVgButton::Draw(const TRect& aWindowRect, TReal aAlpha)

    {

    if (iEnabled)

        {

        TRgb color(KRgbWhite);

        color.SetAlpha(aAlpha * 255.0f);

        }

    }

// End of File