/*

* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Graphics Extension Library source file

*

*/

#include "GfxRectangleIteratorP.h"

#include "GfxRectangle2D.h"

// ---------------------------------------------------------------------------

// Constructor

// ---------------------------------------------------------------------------

// --------------------------------------------------------------------------

// CGfxRectangleIteratorP::CGfxRectangleIteratorP( TGfxRectangularShape* aRect,

// ---------------------------------------------------------------------------

CGfxRectangleIteratorP::CGfxRectangleIteratorP( TGfxRectangularShape* aRect,

                                                TGfxAffineTransform* aTransform )

    {

    TFloatFixPt KZero;

    if ( aRect->iWidth < KZero )

        aRect->iWidth = KZero;

    if ( aRect->iHeight < KZero )

        aRect->iHeight = KZero;

    iRect = aRect;

    iTransform = aTransform;

    }

// ---------------------------------------------------------------------------

// destructor

// ---------------------------------------------------------------------------

// --------------------------------------------------------------------------

// CGfxRectangleIteratorP::~CGfxRectangleIteratorP( )

// ---------------------------------------------------------------------------

CGfxRectangleIteratorP::~CGfxRectangleIteratorP( )

    {

    }

// --------------------------------------------------------------------------

// TGfxSegType CGfxRectangleIteratorP::CurrentSegment( TFloatFixPt* aCoords )

// ---------------------------------------------------------------------------

TGfxSegType CGfxRectangleIteratorP::CurrentSegment( TFloatFixPt* aCoords )

    {

    TGfxSegType segtype;

    switch ( iIdx )

        {

        case 0:

            aCoords[0] = iRect->iX;

            aCoords[1] = iRect->iY;

            segtype = EGfxSegMoveTo;

            break;

        case 1:

            aCoords[0] = iRect->iX + iRect->iWidth;

            aCoords[1] = iRect->iY ;

            segtype = EGfxSegLineTo;

            break;

        case 2:

            aCoords[0] = iRect->iX + iRect->iWidth;

            aCoords[1] = iRect->iY + iRect->iHeight;

            segtype = EGfxSegLineTo;

            break;

        case 3:

            aCoords[0] = iRect->iX;

            aCoords[1] = iRect->iY + iRect->iHeight;

            segtype = EGfxSegLineTo;

            break;

        default:

            segtype = EGfxSegClose;

        }

    if ( !iTransform->IsIdentity() )

        {

        iTransform->Transform( aCoords, aCoords, 1 );

        }

    return segtype;

    }

// --------------------------------------------------------------------------

// TBool CGfxRectangleIteratorP::IsDone()

// ---------------------------------------------------------------------------

TBool CGfxRectangleIteratorP::IsDone()

    {

    return ( iIdx > 4 );

    }

// --------------------------------------------------------------------------

// void CGfxRectangleIteratorP::Next()

// ---------------------------------------------------------------------------

void CGfxRectangleIteratorP::NextL()

    {

    iIdx++;

    }