/*

* Copyright (c) 2002-2006 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:  Text scrolling functionality.

*

*/

// INCLUDE FILES

#include <SVGEngineInterfaceImpl.h>

#include "xnnewstickersvgcontrol.h"

#include "xnnewstickeradapter.h"

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

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

// CXnNewstickerSvgControl::CXnNewstickerSvgControl

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

// might leave.

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

//

CXnNewstickerSvgControl::CXnNewstickerSvgControl(CXnNewstickerAdapter* aAdapter) :

    iAdapter(aAdapter)

    {

    }

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

// CXnNewstickerSvgControl::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CXnNewstickerSvgControl::ConstructL()

    {

    }

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

// CXnNewstickerSvgControl::NewL

// Two-phased constructor.

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

//

CXnNewstickerSvgControl* CXnNewstickerSvgControl::NewL(CXnNewstickerAdapter* aAdapter)

    {

    CXnNewstickerSvgControl* self = new(ELeave)CXnNewstickerSvgControl(aAdapter);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop();    

    return self;

    }

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

// CXnNewstickerSvgControl::~CXnNewstickerSvgControl()

// Destructor.

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

//

CXnNewstickerSvgControl::~CXnNewstickerSvgControl()

    {

    delete iBitmap;

	delete iMaskBitmap;

	if(iSVGEngine)

	    {

	    iSVGEngine->Destroy();

		delete iSVGEngine;

	    }

    }

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

// CXnNewstickerSvgControl::StartL

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

//

void CXnNewstickerSvgControl::StartL(const TDesC8& aSvgData)

    {

    iHasContent = ETrue;

    if(!iSVGEngine)

        {        

    	TFontSpec fspec;

    	iSVGEngine = CSvgEngineInterfaceImpl::NewL(iBitmap,this, fspec);

	    }

	MSvgError* error = iSVGEngine->Load(aSvgData);

	User::LeaveIfError(error->SystemErrorCode());

	// Get the size of the bitmap and set the SVG size to match

 	TSize tmpsize = iBitmap->SizeInPixels();

 	iSVGEngine->SetSvgDimensionToFrameBuffer(tmpsize.iWidth, tmpsize.iHeight);

    iSVGEngine->SetBackgroundColor(0x00FFFFFF, NULL);

	iSVGEngine->Start();

    }

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

// CXnNewstickerSvgControl::StopL

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

//

void CXnNewstickerSvgControl::StopL()

    {

    iHasContent = EFalse;

    if(iSVGEngine)

	    {

		iSVGEngine->Stop();

	    }

    }

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

// CXnNewstickerSvgControl::SetSvgRectL

// Set visible rect.

// (other items were commented in a header).

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

//

void CXnNewstickerSvgControl::SetSvgRectL(TRect& aContentRect, CGraphicsDevice& aDevice )

    {

    iContentRect = aContentRect;    

	TDisplayMode displayMode = aDevice.DisplayMode();

    if(iBitmap)

        {

        delete iBitmap;

        iBitmap = NULL;

        }

    iBitmap = new (ELeave) CFbsBitmap();

 	iBitmap->Create(iContentRect.Size(),displayMode);

    if(iMaskBitmap)

        {

        delete iMaskBitmap;

        iMaskBitmap = NULL;

        }

    iMaskBitmap = new (ELeave) CFbsBitmap();

 	iMaskBitmap->Create(iContentRect.Size(),EGray256);

 	if(iSVGEngine && iHasContent)

        {

        iSVGEngine->SetFrameBuffer(iBitmap);

    	TSize tmpsize = iBitmap->SizeInPixels();

    	iSVGEngine->SetSvgDimensionToFrameBuffer(tmpsize.iWidth, tmpsize.iHeight);

        }

    }

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

// CXnNewstickerSvgControl::Draw

// (other items were commented in a header).

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

//

void CXnNewstickerSvgControl::Draw() const

    {       

    TPoint point(iContentRect.iTl);

    iAdapter->BufferGc()->BitBlt(TPoint(0,0), iAdapter->BackgroundBitmap());

    iAdapter->BufferGc()->BitBltMasked(TPoint(0,0), iBitmap, 

        TRect(iBitmap->SizeInPixels()), iMaskBitmap, ETrue);   

    }

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

// From class MSvgRequestObserver.

// CXnNewstickerSvgControl::UpdateScreen

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

//

void CXnNewstickerSvgControl::UpdateScreen()

    {

	iSVGEngine->GenerateMask(iMaskBitmap, NULL);

    iAdapter->DrawNow();

    }

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

// From class MSvgRequestObserver.

// CXnNewstickerSvgControl::ScriptCall

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

//

TBool  CXnNewstickerSvgControl::ScriptCall(

    const TDesC& /*aScript*/,

    CSvgElementImpl* /*aCallerElement*/)

    {

	return EFalse;

    }

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

// From class MSvgRequestObserver.

// CXnNewstickerSvgControl::FetchImage

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

//

TInt CXnNewstickerSvgControl::FetchImage(

    const TDesC& /*aUri*/,

    RFs& /*aSession*/,

    RFile& /*aFileHandle*/)

    {

	return KErrNotFound;

    }

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

// From class MSvgRequestObserver.

// CXnNewstickerSvgControl::FetchFont

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

//

TInt CXnNewstickerSvgControl::FetchFont(

    const TDesC& /*aUri*/,

    RFs& /*aSession*/,

    RFile& /*aFileHandle*/)

    {

	return KErrNotFound;

    }

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

// From class MSvgRequestObserver.

// CXnNewstickerSvgControl::UpdatePresentation

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

//

void CXnNewstickerSvgControl::UpdatePresentation(const TInt32&  /*aNoOfAnimation*/)

    {

    }

//  End of File