/*

* Copyright (c) 2002-2005 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:  Implementation of vkb window class

*

*/

// System includes

// User includes

#include "peninputaknvkbpreviewbubblerenderer.h"

#include "peninputfloatbubble.h"

// Constants

// Modify warning

//const TInt KDefaultBubbleSize = 50;

// Member functions

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

// Symbian constructor

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

// 

EXPORT_C CPeninputAknVkbPreviewBubbleRenderer* CPeninputAknVkbPreviewBubbleRenderer::NewL()

    {

    CPeninputAknVkbPreviewBubbleRenderer* self = new( ELeave) CPeninputAknVkbPreviewBubbleRenderer;

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// C++ destructor

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

//

CPeninputAknVkbPreviewBubbleRenderer::~CPeninputAknVkbPreviewBubbleRenderer()

    {

    delete iBubbleCtrlEx;

    iBubbleCtrlEx = NULL;

    }

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

// Attach this extension to a virtual keyboard object.

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

//

void CPeninputAknVkbPreviewBubbleRenderer::Attach()

    {

    iRefCount++;

    }

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

// Detach this extension from a virtual keyboard object.

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

//

void CPeninputAknVkbPreviewBubbleRenderer::Detach()

    {

    iRefCount--;

    if ( iRefCount < 1 ) 

        {

        delete this;

        }

    }

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

// Enable preview bubble.

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

//

void CPeninputAknVkbPreviewBubbleRenderer::ShowBubble( TBool aFlag )

    {

    if ( aFlag && ( NULL == iBubbleCtrlEx ) )

        {

        TRAP_IGNORE( iBubbleCtrlEx = CPeninputFloatingBubble::NewL() );

        }

    }

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

// Draw preview bubble.

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

//

void CPeninputAknVkbPreviewBubbleRenderer::DrawBubble( CVirtualKey* aKey,  

                                                       const TPoint& aVkbPos, 

                                                       const TPoint& aLayoutPos, 

                                                       const TSize& aBubbleSize  )

    {   

    if ( iBubbleCtrlEx )

        {

        TRect rect = aKey->Rect();

        rect.Move( aVkbPos.iX, aVkbPos.iY );

        rect.Move( aLayoutPos.iX, aLayoutPos.iY ); //now is in screen coord-sys

        TInt x = rect.Center().iX - aBubbleSize.iWidth / 2;

        TInt y = rect.iTl.iY - aBubbleSize.iHeight - 5;

        TRect rcBubble( TPoint(x,y), aBubbleSize );

        if( aKey->DisplayUnicode() && aKey->DisplayUnicode()->Length() != 0 )

            {

            iBubbleCtrlEx->SetText( *aKey->DisplayUnicode() );        

            }

        else

            {

            iBubbleCtrlEx->SetText( aKey->KeyUnicodes() );            

            }

        iBubbleCtrlEx->Show( rcBubble );

        iBubbleCtrlEx->DrawDeferred();

        }    

    }

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

// Clear preview bubble.

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

//

void CPeninputAknVkbPreviewBubbleRenderer::ClearBubble()

    {

    if ( iBubbleCtrlEx )

        {

        iBubbleCtrlEx->Hide();

        }    

    }

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

// Set icon and background of bubble.

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

//

void CPeninputAknVkbPreviewBubbleRenderer::SetBubbleBitmapParam( CFbsBitmap* /*aBmpId*/, 

                                                                 CFbsBitmap* /*aMaskBmpId*/, 

                                                                 TAknsItemID aBgSkinId )

    {

    if( iBubbleCtrlEx )

        {

        iBubbleCtrlEx->SetBackgroundImage( aBgSkinId );

        }    

    }

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

// Set text format

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

//

void CPeninputAknVkbPreviewBubbleRenderer::SetTextFormat( TAknTextLineLayout aTextFormat )

    {

    if( iBubbleCtrlEx )

        {

        iBubbleCtrlEx->SetTextFormat( aTextFormat );

        }    

    }

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

// Set margin of bubble

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

//

void CPeninputAknVkbPreviewBubbleRenderer::SetFrameDiff( TInt /*aLeftDiff*/, 

                                                         TInt /*aTopDiff*/, 

                                                         TInt /*aRightDiff*/,

                                                         TInt /*aBottomDiff*/ )

    {

    }

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

// C++ constructor

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

//

CPeninputAknVkbPreviewBubbleRenderer::CPeninputAknVkbPreviewBubbleRenderer()

    {

    }

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

// Symbian constructor

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

//

void CPeninputAknVkbPreviewBubbleRenderer::ConstructL()

    {

    }