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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 GFXELLIPSEITERATORP_H
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#define GFXELLIPSEITERATORP_H
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#include <e32std.h>
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#include "GfxFloatFixPt.h"
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#include "GfxPathIterator.h"
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class TGfxEllipse2D;
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class TGfxAffineTransform;
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/**
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* Implementation of an ellipse iterator.
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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 CGfxEllipseIteratorP : public CGfxPathIterator
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{
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public:
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/**
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* Construct an ellipse iterator.
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*
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* @since 1.0
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* @param aEllipse : ellipse to create iterator for.
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* @param aTransform : transform to apply to defining points.
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* @return
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*/
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CGfxEllipseIteratorP( TGfxEllipse2D* aEllipse,
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TGfxAffineTransform* aTransform );
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/**
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* Get the points defining the ellipse and the segment type.
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*
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* @since 1.0
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* @param aCoords : point storage
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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 wether end of iterator has been reached.
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*
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* @since 1.0
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* @return true if end of iterator
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*/
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TBool IsDone();
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/**
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* Cycle to the next point of this iterator.
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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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* Write points of the ellipse to be a polygon.
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*
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* @since 1.0
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* @param aRenderer : point storage
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* @param aFlatness : number of points to generate.
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* @return
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*/
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private:
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TGfxEllipse2D* iEllipse;
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TInt32 iIdx;
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};
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#endif // GFXELLIPSEITERATORP_H
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