imagingandcamerafws/imagingfws/ImageDisplay/src/ImageDisplayMain.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 01:56:55 +0200
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// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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/**
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 @file
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 @internalComponent 
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*/
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#include "ImageDisplayMain.h"
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#include "ImageDisplayFramework.h"
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// Literal for panics.
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_LIT(KIclPanicCategory, "ImageDisplay");
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// Global panic fn.
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void Panic(TImageDisplayPanic aError)
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	{
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	User::Panic(KIclPanicCategory, aError);
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	}
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void TImageParameterData::Reset()
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	{
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	iImageParameterDataFlag = CImageDisplayPlugin::EImgSrcNotDefined;
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	iFilename.Set(KNullDesC);
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	iData.Set(KNullDesC8);
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	iMimeType.Set(KNullDesC8);
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	iImageType = KNullUid;
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	iImageSubType = KNullUid;
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	}
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void TImageParameterData::SetFilename(const TDesC& aFilename)
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	{
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	iImageParameterDataFlag = CImageDisplayPlugin::EImgSrcFileName;
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	iFilename.Set(aFilename);
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	}
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void TImageParameterData::SetFileHandle(RFile& aFileHandle)
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	{
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	iImageParameterDataFlag = CImageDisplayPlugin::EImgSrcFileHandle;
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	iFileHandle = &aFileHandle;
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	}
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void TImageParameterData::SetData(const TDesC8& aData)
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	{
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	iImageParameterDataFlag = CImageDisplayPlugin::EImgSrcDescriptor;
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	iData.Set(aData);
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	}
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void TImageParameterData::SetImageType(TUid aImageType, TUid aImageSubType)
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	{
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	iImageType = aImageType;
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	iImageSubType = aImageSubType;
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	}
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/**
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 *
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 * Retrieves a pointer to the filename from the source descriptor.
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 *
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 * @return	A pointer to the filename source descriptor.
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 * @panic   EUndefinedSourceType
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 *          The source has not been defined as a file source.
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 */
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const TDesC& TImageParameterData::Filename() const
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	{
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	if (iImageParameterDataFlag != CImageDisplayPlugin::EImgSrcFileName)
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		{
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		Panic(EUndefinedSourceType);
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		}
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	return iFilename;
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	}
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RFile& TImageParameterData::FileHandle() const
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	{
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	if (iImageParameterDataFlag != CImageDisplayPlugin::EImgSrcFileHandle)
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		{
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		Panic(EUndefinedSourceType);
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		}
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	return *iFileHandle;
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	}
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/**
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 *
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 * Retrieves a pointer to the data from the source descriptor.
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 *
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 * @return	A pointer to the data source descriptor.
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 * @panic   EUndefinedSourceType
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 *          The source has not been defined as a data source.
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 */
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const TDesC8& TImageParameterData::Data() const
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	{
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	if (iImageParameterDataFlag != CImageDisplayPlugin::EImgSrcDescriptor)
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		{
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		Panic(EUndefinedSourceType);
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		}
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	return iData;
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	}
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