author | timothy.murphy@nokia.com |
Mon, 30 Nov 2009 17:47:19 +0000 | |
branch | wip |
changeset 23 | e9dc34adfa0e |
parent 0 | 044383f39525 |
permissions | -rw-r--r-- |
0
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1 |
/* |
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* Copyright (c) 1997-2009 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 the License "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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|
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|
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#include <stdio.h> |
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#include <assert.h> |
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#include "ARRAY.H" |
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|
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Array::Array(): |
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iData(NULL), |
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iItemCount(0), |
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iItemAllocCount(0) |
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{} |
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|
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Array::~Array() |
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{ |
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delete [] iData; |
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} |
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|
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Array::Array(const Array& aSource) |
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{ |
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iItemCount=aSource.iItemCount; |
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iItemAllocCount=aSource.iItemAllocCount; |
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assert(iItemAllocCount>=iItemCount); |
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if (iItemAllocCount>0) |
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{ |
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iData=new ArrayItem* [iItemAllocCount]; |
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assert(iData!=0); |
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for(int i=0;i<iItemCount;i++) |
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{ |
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iData[i]=aSource.iData[i]; |
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} |
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} |
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} |
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|
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void Array::Empty() |
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{ |
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delete [] iData; |
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iData = NULL; |
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iItemCount = 0; |
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iItemAllocCount = 0; |
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} |
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|
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Array& Array::operator= (const Array& aSource) |
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{ |
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if(&aSource==this) |
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return *this; |
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DeleteAll(); |
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iItemCount=aSource.iItemCount; |
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iItemAllocCount=aSource.iItemAllocCount; |
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assert(iItemAllocCount>=iItemCount); |
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if (iItemAllocCount>0) |
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{ |
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iData=new ArrayItem* [iItemAllocCount]; |
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assert(iData!=0); |
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for(int i=0;i<iItemCount;i++) |
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{ |
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iData[i]=aSource.iData[i]; |
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} |
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} |
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return *this; |
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} |
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|
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ArrayItem*& Array::operator[](int aIndex) const |
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{ |
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assert(aIndex>=0); |
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assert(aIndex<iItemCount); |
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return iData[aIndex]; |
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} |
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84 |
|
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int Array::Size() const |
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{ |
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return iItemCount; |
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} |
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|
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void Array::Add(ArrayItem* aNewItem) |
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{ |
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Add(iItemCount, aNewItem); |
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} |
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|
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void Array::Add(int aIndex, ArrayItem* aNewItem) |
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{ |
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assert(aIndex>=0); |
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assert(aIndex<=iItemCount); |
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assert(iItemCount<=iItemAllocCount); |
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if (iItemCount<iItemAllocCount) |
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{ |
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++iItemCount; |
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for (int i=iItemCount-1;i>aIndex;--i) |
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{ |
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iData[i]=iData[i-1]; |
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} |
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iData[aIndex]=aNewItem; |
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} |
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else |
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{ |
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iItemAllocCount+=4; |
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ArrayItem** const data=new ArrayItem* [iItemAllocCount]; |
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assert(data!=0); |
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++iItemCount; |
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int i; |
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for (i=iItemCount-1;i>aIndex;--i) |
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{ |
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data[i]=iData[i-1]; |
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} |
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data[aIndex]=aNewItem; |
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for (i=0;i<aIndex;++i) |
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{ |
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data[i]=iData[i]; |
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124 |
} |
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delete [] iData; |
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iData = data; |
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127 |
} |
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} |
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129 |
|
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void Array::Discard(ArrayItem* aItem) |
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131 |
{ |
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132 |
// Find index of item to remove. |
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133 |
for(int i=0;i<iItemCount;++i) |
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{ |
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if(iData[i]==aItem) |
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{ |
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Discard(i); |
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break; |
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} |
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} |
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} |
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|
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void Array::Discard(int aIndex) |
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{ |
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assert(aIndex>=0); |
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assert(aIndex<iItemCount); |
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delete iData[aIndex]; |
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--iItemCount; |
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for (int i=aIndex;i<iItemCount;++i) |
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{ |
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iData[i]=iData[i+1]; |
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} |
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} |
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|
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void Array::DeleteAll() |
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{ |
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for(int i=0;i<iItemCount;i++) |
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delete iData[i]; |
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delete [] iData; |
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iData=NULL; |
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iItemCount = 0; |
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iItemAllocCount = 0; |
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} |
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164 |
|
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165 |
ArrayIterator::ArrayIterator(const Array& aArray) |
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{ |
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iArray=&aArray; |
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iCurrentIndex=0; |
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} |
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170 |
|
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ArrayItem * ArrayIterator::operator()() |
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{ |
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if(iCurrentIndex>=iArray->Size()) |
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return NULL; |
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ArrayItem* p=(*iArray)[iCurrentIndex++]; |
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return p; |
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} |
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178 |
|
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void ArrayIterator::Reset() |
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{ |
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iCurrentIndex=0; |
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182 |
} |
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183 |