/*

* Copyright (c) 2007 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:   Texture

*

*/

#include "alf/alftexture.h"

#include "alf/alfenv.h"

#include "alf/alftexturemanager.h"

#include "alfclient.h"

struct CAlfTexture::TPrivateData

    {

    TInt iServerSideHandle;

    CAlfEnv* iEnv;

    /** Specify upload behavior - how to convert the bitmap

      to texture. */

    TAlfTextureFlags iFlags;

    /** Resource location for the texture. */

    HBufC* iFileName;

    /** Bitmap content provider. Alternative content (re)loading

     * mechanism to filenames (loading from a file). */

    MAlfBitmapProvider* iBitmapProvider; 

    /** A flag to tell if texture is ready to be used */

    TBool iHasContent;

    TSize iTextureMaxSize;

    TSize iSize;

    TInt iId;

    TUid iManagerId;

    TBool iAnimated;

    TInt iPriority;

    /** Flags to tell that texture has been released by unloading or release */

    TInt iReleaseFlags;

    TAlfTextureAutoSizeParams iAutoSizeParams;

    TBool iRefCounted;

    TInt iRefCountingAction;

    };

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

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

// Constructor

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

//

CAlfTexture::CAlfTexture()

	{

	}

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

// ?description

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

//

EXPORT_C CAlfTexture::~CAlfTexture()

	{

	if ( iData )

	    {

	    iData->iEnv->Client().TextureDelete(iData->iId, iData->iManagerId.iUid);    

	    delete iData->iFileName;

	    iData->iFileName = NULL;

    	CAlfTextureManager* manager = NULL;

    	if (iData->iManagerId == TUid::Uid(0))

    	    {

    	    manager = &iData->iEnv->TextureManager();	        

    	    }

    	else

    	    {

    	    manager = iData->iEnv->SharedTextureManager(iData->iManagerId);	            

    	    } 	       

    	if (iData->iId != 0)

    	    {

        	manager->RemoveTexture(*this);

    	    }

	    }

	delete iData;

	iData = NULL;

	}

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

// ?description

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

//

CAlfTexture* CAlfTexture::NewL(CAlfEnv& aEnv, TUid aManagerUid, TInt aId, 

    TInt aBitmapHandle, TInt aMaskHandle, TAlfTextureFlags aFlags,TBool aAnimated)

	{

	CAlfTexture* self = 

		CAlfTexture::NewLC(aEnv, aManagerUid, aId, aBitmapHandle, aMaskHandle, aFlags,aAnimated);        

    CleanupStack::Pop( self );

    return self;		

	}

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

// ?description

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

//

CAlfTexture* CAlfTexture::NewLC(CAlfEnv& aEnv, TUid aManagerUid, TInt aId, 

    TInt aBitmapHandle, TInt aMaskHandle, TAlfTextureFlags aFlags,TBool aAnimated)

	{

    CAlfTexture* self = new( ELeave ) CAlfTexture();

    CleanupStack::PushL( self );

    self->ConstructL(aEnv, aManagerUid, aId, aBitmapHandle, aMaskHandle, aFlags,aAnimated);

    return self;	

	}

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

// ?description

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

//

void CAlfTexture::ConstructL(CAlfEnv& aEnv, TUid aManagerUid, TInt aId, 

    TInt aBitmapHandle, TInt aMaskHandle, TAlfTextureFlags aFlags, TBool aAnimated)

	{

    iData = new (ELeave) TPrivateData;

    iData->iEnv = &aEnv;

    iData->iId = aId;

    iData->iFileName = NULL;

    iData->iBitmapProvider = NULL;

    iData->iFlags = aFlags;

    iData->iTextureMaxSize = TSize(0,0);

    iData->iManagerId = aManagerUid; 

    iData->iAnimated = aAnimated;

    iData->iPriority = EAlfTexturePriorityNormal;

    iData->iReleaseFlags = 0;

    iData->iAutoSizeParams = TAlfTextureAutoSizeParams();

    iData->iRefCounted = EFalse;

    iData->iRefCountingAction = CAlfTexture::ERefCountingActionUnload;

    if (aAnimated)

        {

        iData->iServerSideHandle = NULL;

        }

    else

        {

        iData->iServerSideHandle = 

        	iData->iEnv->Client().TextureCreateL( aId, aBitmapHandle, 

        	aMaskHandle, aFlags, iData->iManagerId.iUid );    	            

	    }

    if (aBitmapHandle != 0 || aMaskHandle != 0)

        {

        iData->iHasContent = ETrue;	

        }

    else

        {

        iData->iHasContent = EFalse;	        

        }    

	CAlfTextureManager* manager = NULL;

	if (iData->iManagerId == TUid::Uid(0))

	    {

	    manager = &iData->iEnv->TextureManager();	        

	    }

	else

	    {

	    manager = iData->iEnv->SharedTextureManager(iData->iManagerId);	            

	    } 

	if (iData->iId != 0)

	    {

    	manager->AppendTextureL(this);	        

	    }

	}

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

// ?description

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

//

void CAlfTexture::SetServerHandle(TInt aHandle)

    {

    iData->iServerSideHandle = aHandle;

    }

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

// ?description

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

//

EXPORT_C TInt CAlfTexture::ServerHandle() const

    {

    return iData->iServerSideHandle;

    }

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

// ?description

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

//

void CAlfTexture::SetBitmapProvider(MAlfBitmapProvider* aBitmapProvider)

    {

    iData->iBitmapProvider = aBitmapProvider;

    }

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

// ?description

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

//

MAlfBitmapProvider* CAlfTexture::BitmapProvider() const

    {

    return iData->iBitmapProvider;                

    }

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

// ?description

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

//

void CAlfTexture::SetFileNameL(const TFileName & aFileName)

    {

    delete iData->iFileName;

    iData->iFileName = NULL;

    if (aFileName.Length()>0)

        {

        iData->iFileName = aFileName.AllocL();

        if (iData->iAnimated)

            {

            iData->iServerSideHandle = 

        	iData->iEnv->Client().TextureCreateAnimatedL( iData->iId, 

            iData->iFlags, iData->iManagerId.iUid,*iData->iFileName );    	            

            }

        }       

    }

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

// ?description

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

//

EXPORT_C HBufC* CAlfTexture::FileName() const

    {

    return iData->iFileName;                        

    }

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

// ?description

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

//

EXPORT_C TBool CAlfTexture::HasContent() const

    {

    TBool retVal = EFalse;

    iData->iEnv->Client().TextureHasContent(retVal, 

        iData->iId, 

        iData->iManagerId.iUid);

    return retVal;                                

    }

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

// ?description

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

//

void CAlfTexture::SetMaxTextureSize(TSize aTextureMaxSize)

    {

    iData->iTextureMaxSize = aTextureMaxSize;    

    }

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

// ?description

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

//

EXPORT_C TSize CAlfTexture::MaxTextureSize()

    {

    return iData->iTextureMaxSize;    

    }

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

// ?description

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

//

EXPORT_C TInt CAlfTexture::Id() const

    {

    return iData->iId;        

    }

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

// ?description

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

//

TAlfTextureFlags CAlfTexture::Flags() const

    {

    return iData->iFlags;                

    }

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

// ?description

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

//

void CAlfTexture::SetFlags(TAlfTextureFlags aFlags)

    {

    iData->iFlags = aFlags;    

    }

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

// ?description

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

//

void CAlfTexture::SetSize(TSize aSize)

    {

    iData->iSize = aSize;

    }

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

// ?description

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

//

EXPORT_C TBool CAlfTexture::IsAnimated() const

    {

    return iData->iAnimated;

    }

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

// ?description

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

//

EXPORT_C void CAlfTexture::StartAnimation()

    {

    if (iData->iAnimated)

        {

        iData->iEnv->Client().TextureStartAnimation( iData->iId );

        }

    }

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

// ?description

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

//

EXPORT_C void CAlfTexture::StopAnimation()

    {

    if (iData->iAnimated)

        {

        iData->iEnv->Client().TextureStopAnimation( iData->iId );

        }

    }

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

// Sets the texture release priority

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

//   

EXPORT_C void CAlfTexture::SetPriority( TInt aPriority )

    {

    iData->iPriority = aPriority;

    }

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

// Returns the texture release priority

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

//    

EXPORT_C TInt CAlfTexture::Priority() const

    {

    return iData->iPriority;

    }

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

// ?description

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

//

EXPORT_C TSize CAlfTexture::Size() const

    {

    return iData->iSize;

    }

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

// ?description

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

//

TInt CAlfTexture::ReleaseFlags() const

    {

    return iData->iReleaseFlags;

    }

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

// ?description

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

//

void CAlfTexture::SetReleaseFlags(TInt aReleaseFlags) 

    {

    iData->iReleaseFlags = aReleaseFlags;

    }

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

// Sets autosize related parameters.

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

//

EXPORT_C void CAlfTexture::SetAutoSizeParams

    (const TAlfTextureAutoSizeParams& aParams)

    {

    TInt err = iData->iEnv->Client().TextureSetAutoSizeParams( iData->iId, 

        iData->iManagerId.iUid, aParams );

    if (err == KErrNone)

        {

        iData->iAutoSizeParams = aParams;            

        }    

    }

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

// Gets autosize related parameters.

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

//

EXPORT_C TAlfTextureAutoSizeParams CAlfTexture::AutoSizeParams() const

    {

    return iData->iAutoSizeParams;        

    }

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

// 

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

//

EXPORT_C void CAlfTexture::EnableRefCounting(TBool aEnable)

    {

    iData->iRefCounted = aEnable;

    }

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

// 

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

//

EXPORT_C TBool CAlfTexture::RefCountingEnabled()

    {

    return iData->iRefCounted;    

    }

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

// 

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

//

EXPORT_C void CAlfTexture::SetRefCountingAction(TInt aAction)

    {

    iData->iRefCountingAction = aAction;                    

    }

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

// 

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

//

EXPORT_C TInt CAlfTexture::RefCountingAction() const

    {

    return iData->iRefCountingAction;            

    }

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

// 

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

//

CAlfTextureManager* CAlfTexture::TextureManager()

    {

	CAlfTextureManager* manager = NULL;

	if (iData->iManagerId == TUid::Uid(0))

	    {

	    manager = &iData->iEnv->TextureManager();	        

	    }

	else

	    {

	    manager = iData->iEnv->SharedTextureManager(iData->iManagerId);	            

	    }

	return manager;     	               

    }