imaging/imagingplugins/codecs/recordtable.cpp
author hgs
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// Copyright (c) 2008-2009 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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#include "recordtable.h"
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//
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//
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//
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CRecordTable::CRecordTable()
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	{
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	}
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//
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//
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//
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CRecordTable::~CRecordTable()
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	{
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	iTable.Reset();
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	}
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//
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//
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//
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CRecordTable* CRecordTable::NewL()
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	{
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	return new(ELeave) CRecordTable();
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	}
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//
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//
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//
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void CRecordTable::Reset()
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	{
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	iTable.Reset();
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	}
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//
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// Inserts a record into the table making sure it does not overlap
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// with any previously entered records.
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//
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TInt CRecordTable::InsertRecordL(TInt aRecordStart, TInt aRecordLength)
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	{
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	if ((aRecordStart < 0) || (aRecordLength <= 0))
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		{
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		User::Leave(KErrArgument);
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		}
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	CRecordTable::TRecord newEntry(aRecordStart, aRecordLength);
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	for (TInt i = 0; i < iTable.Count(); i++)
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		{
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		const CRecordTable::TRecord& existing = iTable[i];
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		if (newEntry.Overlaps(existing))
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			{
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			return KErrAlreadyExists;
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			}
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		}
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	iTable.AppendL(newEntry);
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	return KErrNone;
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	}