--- a/uiservicetab/vimpstdetailsviewplugin/src/cvimpstdetailsimagedecoder.cpp Thu Aug 19 09:41:53 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,180 +0,0 @@
-/*
-* Copyright (c) 2008 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: Utility class for asynchronously decoding the header thumbnail image
- *
-*/
-
-
-#include "cvimpstdetailsimagedecoder.h"
-
-#include "cvimpstdetailsheadercontrol.h"
-
-#include <cbsbitmap.h>
-#include <imageconversion.h>
-#include <bitmaptransforms.h>
-
-// ---------------------------------------------------------------------------
-// CVIMPSTDetailsImageDecoder::NewL
-// Two-phase construction
-// ---------------------------------------------------------------------------
-//
-CVIMPSTDetailsImageDecoder* CVIMPSTDetailsImageDecoder::NewL(CVIMPSTDetailsHeaderControl& aHeader, const TDesC8& aBitmapData)
- {
- CVIMPSTDetailsImageDecoder* self = new (ELeave) CVIMPSTDetailsImageDecoder(aHeader);
- CleanupStack::PushL(self);
- self->ConstructL(aBitmapData);
- CleanupStack::Pop(self);
- return self;
- }
-
-// ---------------------------------------------------------------------------
-// CVIMPSTDetailsImageDecoder::CVIMPSTDetailsImageDecoder
-// First phase (C++) constructor
-// ---------------------------------------------------------------------------
-//
-CVIMPSTDetailsImageDecoder::CVIMPSTDetailsImageDecoder(CVIMPSTDetailsHeaderControl& aHeader) :
- CActive( CActive::EPriorityStandard ), iHeader(aHeader)
- {
- CActiveScheduler::Add(this);
- }
-
-// ---------------------------------------------------------------------------
-// CVIMPSTDetailsImageDecoder::ConstructL
-// ConstructL, second phase constructor
-// ---------------------------------------------------------------------------
-//
-void CVIMPSTDetailsImageDecoder::ConstructL(const TDesC8& aBitmapData)
- {
- iBitmapData = aBitmapData.AllocL();
- User::LeaveIfError( iFs.Connect() );
- }
-
-// ---------------------------------------------------------------------------
-// CVIMPSTDetailsImageDecoder::~CVIMPSTDetailsImageDecoder
-// ---------------------------------------------------------------------------
-//
-CVIMPSTDetailsImageDecoder::~CVIMPSTDetailsImageDecoder()
- {
- DoCancel();
- if (iImgDecoder)
- {
- delete iImgDecoder;
- iImgDecoder = NULL;
- }
- if (iBitmap)
- {
- delete iBitmap;
- iBitmap = NULL;
- }
- if (iBitmapData)
- {
- delete iBitmapData;
- iBitmapData = NULL;
- }
- if (iBitmapScaler)
- {
- delete iBitmapScaler;
- iBitmapScaler = NULL;
- }
-
- iFs.Close();
- }
-
-// ---------------------------------------------------------------------------
-// CVIMPSTDetailsImageDecoder::Start
-// Starts the decoding process
-// ---------------------------------------------------------------------------
-//
-void CVIMPSTDetailsImageDecoder::StartL(TSize aBitmapSize)
- {
- iDecoderState = ECcaConvertThumbnailImage;
- iBitmapSize = aBitmapSize;
- CreateBitmapL();
- }
-
-// ---------------------------------------------------------------------------
-// CVIMPSTDetailsImageDecoder::RunL
-// Called by the active object framework when the decoding (request) is
-// completed.
-// ---------------------------------------------------------------------------
-//
-void CVIMPSTDetailsImageDecoder::RunL()
- {
- User::LeaveIfError( iStatus.Int() );
- switch ( iDecoderState )
- {
- case ECcaConvertThumbnailImage:
- {
- iDecoderState = ECcaScaleThumbnail;
- ScaleBitmapL();
- break;
- }
- case ECcaScaleThumbnail:
- {
- // don't delete
- // Ownership of the bitmap is transferred
- iHeader.SetBitmap(iBitmap, NULL );
- iBitmap = NULL;
- }
- default:
- break;
- }
-
- }
-
-// ---------------------------------------------------------------------------
-// CVIMPSTDetailsImageDecoder::DoCancel
-// Called when the decoding (request) is cancelled for some reason.
-// ---------------------------------------------------------------------------
-//
-void CVIMPSTDetailsImageDecoder::DoCancel()
- {
- iImgDecoder->Cancel();
- }
-
-// ---------------------------------------------------------------------------
-// CVIMPSTDetailsImageDecoder::ScaleBitmapL
-// scaling it to fit to the screen
-// ---------------------------------------------------------------------------
-//
-void CVIMPSTDetailsImageDecoder::ScaleBitmapL()
- {
- iBitmapScaler = CBitmapScaler::NewL();
- iBitmapScaler->Scale( &iStatus, *iBitmap, iBitmapSize );
- SetActive();
- }
-
-// ---------------------------------------------------------------------------
-// CVIMPSTDetailsImageDecoder::CreateBitmapL
-// creates the bitmap
-// ---------------------------------------------------------------------------
-//
-
-void CVIMPSTDetailsImageDecoder::CreateBitmapL()
- {
- if ( iDecoderState == ECcaConvertThumbnailImage )
- {
- iImgDecoder = CImageDecoder::DataNewL( iFs, *iBitmapData, CImageDecoder::EOptionAlwaysThread );
- }
- if ( !iBitmap )
- {
- TFrameInfo info = iImgDecoder->FrameInfo();
- iBitmap = new ( ELeave ) CFbsBitmap;
- User::LeaveIfError( iBitmap->Create( info.iOverallSizeInPixels, info.iFrameDisplayMode ));
- }
- iStatus = KRequestPending;
- iImgDecoder->Convert( &iStatus, *iBitmap );
- SetActive();
- }
-// end of file