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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 "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 <e32std.h>
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#include <bacell.h>
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EXPORT_C TCellRef operator+(const TCellRef& aLeft,const TCellRef& aRight)
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{
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return TCellRef(aLeft.iRow+aRight.iRow,aLeft.iCol+aRight.iCol);
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}
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EXPORT_C TCellRef operator-(const TCellRef& aLeft,const TCellRef& aRight)
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{
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return TCellRef(aLeft.iRow-aRight.iRow,aLeft.iCol-aRight.iCol);
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}
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EXPORT_C void TCellRef::Offset(TInt aRowOffset,TInt aColOffset)
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/** Adds the specified row and column numbers to this cell's row and column values.
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@param aRowOffset The row number to be added. The value may be positive, zero
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or negative.
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@param aColOffset The column number to be added. The value may be positive,
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zero or negative. */
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{
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iRow += aRowOffset;
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iCol += aColOffset;
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}
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EXPORT_C void TCellRef::InternalizeL(RReadStream& aStream)
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/** Internalises an object of this class from a read stream.
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The presence of this function means that the standard templated operator>>()
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can be used to internalise objects of this class.
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Note that the function has assignment semantics. It replaces the old value
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of the object with a new value read from the read stream.
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@param aStream Stream from which the object is to be internalised. */
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{
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iRow = aStream.ReadInt32L();
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iCol = aStream.ReadInt32L();
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}
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// class TRangeRef
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EXPORT_C TBool TRangeRef::operator==(const TRangeRef& aRange) const
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/** Compares this cell range with the specified cell range for equality.
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@param aRange The cell range to be compared.
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@return ETrue, if the start cells and the end cells are the same. */
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{
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return aRange.iFrom==iFrom && aRange.iTo==iTo;
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}
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EXPORT_C TInt TRangeRef::NoCells() const
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/** Gets the number of cells represented by the range.
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@return The number of cells. */
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{
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return NoRows()*NoCols();
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}
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EXPORT_C TBool TRangeRef::Contains(const TCellRef& aCell) const
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/** Tests whether the specified cell is contained within the range.
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A range includes its outer perimeter.
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@param aCell The cell to be tested.
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@return ETrue, if the specified cell is contained within the range;
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EFalse, otherwise. */
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{
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TInt row=aCell.iRow;
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TInt col=aCell.iCol;
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return row>=iFrom.iRow && row<=iTo.iRow && col>=iFrom.iCol && col<=iTo.iCol;
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}
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EXPORT_C void TRangeRef::InternalizeL(RReadStream& aStream)
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/** Internalises an object of this class from a read stream.
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The presence of this function means that the standard templated operator>>()
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can be used to internalise objects of this class.
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Note that the function has assignment semantics. It replaces the old value
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of the object with a new value read from the read stream.
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@param aStream Stream from which the object is to be internalised. */
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{
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aStream>>iFrom>>iTo;
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}
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EXPORT_C void TRangeRef::ExternalizeL(RWriteStream& aStream) const
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/** Externalises an object of this class to a write stream.
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The presence of this function means that the standard templated operator<<()
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can be used to externalise objects of this class.
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@param aStream Stream to which the object should be externalised. */
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{
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aStream<<iFrom<<iTo;
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}
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// TRangeRef::TIter
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EXPORT_C TRangeRef::TIter::TIter(const TRangeRef& aRange)
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: iCurrent(aRange.iFrom),iRange(aRange)
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{}
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EXPORT_C TBool TRangeRef::TIter::operator++()
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{
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if (iCurrent.iCol<iRange.iTo.iCol)
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{
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++iCurrent.iCol;
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}
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else
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{
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++iCurrent.iRow;
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iCurrent.iCol = iRange.iFrom.iCol;
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}
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return iCurrent.iRow<=iRange.iFrom.iRow;
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}
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/* End of $Workfile: bacell.cpp $*/
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