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/*
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* Copyright (c) 2002 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: Graphics Extension Library header file
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*
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*/
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#ifndef GFXLINEITERATORP_H
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#define GFXLINEITERATORP_H
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#include <e32std.h>
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#include "GfxFloatFixPt.h"
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#include "GfxLine2D.h"
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#include "GfxAffineTransform.h"
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class MGfxPathIterator;
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/**
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* This class provides the methods to cycle through points in a line.
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*
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* @lib Gfx2D.lib
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* @since 1.0
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*/
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class CGfxLineIteratorP : public CGfxPathIterator
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{
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public:
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/**
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* Contructor.
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*
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* @since 1.0
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* @param aLine : line to cycle through.
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* @param aAffine : transform to apply.
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* @return
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*/
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CGfxLineIteratorP( TGfxLine2D* aLine, TGfxAffineTransform* aAffine );
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/**
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* Destructor.
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*
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* @since 1.0
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* @return
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*/
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~CGfxLineIteratorP();
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// Implementing MGfxPathIterator
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/**
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* Get the point defining the current segment.
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*
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* @since 1.0
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* @param aCoords : storage for points.
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* @return segment type.
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*/
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TGfxSegType CurrentSegment( TFloatFixPt* aCoords );
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/**
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* Determine if end of iterator has been reached.
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*
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* @since 1.0
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* @return true, if iterator reached end.
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*/
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TBool IsDone();
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/**
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* Cycle to the next segment of the path.
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*
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* @since 1.0
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* @return
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*/
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void NextL();
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/**
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* Convert to a polygon.
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*
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* @since 1.0
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* @param aRenderer : storage for points of polygon.
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* @param aFlatness : level of smoothness.
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* @return true, if iterator reached end.
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*/
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private:
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TGfxLine2D* iLine;
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TInt32 iIdx;
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};
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#endif // GFXLINEITERATORP_H
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