1 /*

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

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Graphics Extension Library source file

    15 *

    16 */

    17 

    18 

    19 #include "GfxRectangleIteratorP.h"

    20 #include "GfxRectangle2D.h"

    21 

    22 

    23 // ---------------------------------------------------------------------------

    24 // Constructor

    25 // ---------------------------------------------------------------------------

    26 // --------------------------------------------------------------------------

    27 // CGfxRectangleIteratorP::CGfxRectangleIteratorP( TGfxRectangularShape* aRect,

    28 // ---------------------------------------------------------------------------

    29 CGfxRectangleIteratorP::CGfxRectangleIteratorP( TGfxRectangularShape* aRect,

    30                                                 TGfxAffineTransform* aTransform )

    31     {

    32     TFloatFixPt KZero;

    33     if ( aRect->iWidth < KZero )

    34         aRect->iWidth = KZero;

    35 

    36     if ( aRect->iHeight < KZero )

    37         aRect->iHeight = KZero;

    38 

    39     iRect = aRect;

    40     iTransform = aTransform;

    41     }

    42 

    43 // ---------------------------------------------------------------------------

    44 // destructor

    45 // ---------------------------------------------------------------------------

    46 // --------------------------------------------------------------------------

    47 // CGfxRectangleIteratorP::~CGfxRectangleIteratorP( )

    48 // ---------------------------------------------------------------------------

    49 CGfxRectangleIteratorP::~CGfxRectangleIteratorP( )

    50     {

    51     }

    52 

    53 // --------------------------------------------------------------------------

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

    55 // ---------------------------------------------------------------------------

    56 TGfxSegType CGfxRectangleIteratorP::CurrentSegment( TFloatFixPt* aCoords )

    57     {

    58     TGfxSegType segtype;

    59 

    60     switch ( iIdx )

    61         {

    62         case 0:

    63             aCoords[0] = iRect->iX;

    64             aCoords[1] = iRect->iY;

    65             segtype = EGfxSegMoveTo;

    66             break;

    67         case 1:

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

    69             aCoords[1] = iRect->iY ;

    70             segtype = EGfxSegLineTo;

    71             break;

    72         case 2:

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

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

    75             segtype = EGfxSegLineTo;

    76             break;

    77         case 3:

    78             aCoords[0] = iRect->iX;

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

    80             segtype = EGfxSegLineTo;

    81             break;

    82         default:

    83             segtype = EGfxSegClose;

    84         }

    85 

    86     if ( !iTransform->IsIdentity() )

    87         {

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

    89         }

    90 

    91     return segtype;

    92     }

    93 

    94 // --------------------------------------------------------------------------

    95 // TBool CGfxRectangleIteratorP::IsDone()

    96 // ---------------------------------------------------------------------------

    97 TBool CGfxRectangleIteratorP::IsDone()

    98     {

    99     return ( iIdx > 4 );

   100     }

   101 

   102 // --------------------------------------------------------------------------

   103 // void CGfxRectangleIteratorP::Next()

   104 // ---------------------------------------------------------------------------

   105 void CGfxRectangleIteratorP::NextL()

   106     {

   107     iIdx++;

   108     }

   109 

   110