1 /*

     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 *

     5 * Redistribution and use in source and binary forms, with or without

     6 * modification, are permitted provided that the following conditions are met:

     7 *

     8 * - Redistributions of source code must retain the above copyright notice,

     9 *   this list of conditions and the following disclaimer.

    10 * - Redistributions in binary form must reproduce the above copyright notice,

    11 *   this list of conditions and the following disclaimer in the documentation

    12 *   and/or other materials provided with the distribution.

    13 * - Neither the name of Nokia Corporation nor the names of its contributors

    14 *   may be used to endorse or promote products derived from this software

    15 *   without specific prior written permission.

    16 *

    17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

    18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

    21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

    22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

    23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

    24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

    25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

    26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

    27 * POSSIBILITY OF SUCH DAMAGE.

    28 * 

    29 * Initial Contributors:

    30 * Nokia Corporation - initial contribution.

    31 *

    32 * Contributors:

    33 *

    34 * Description: 

    35 *

    36 */

    37 

    38 using System;

    39 using System.Drawing;

    40 using SymbianUtils;

    41 using HeapLib;

    42 using HeapLib.Cells;

    43 using HeapLib.Array;

    44 using HeapLib.Reconstructor;

    45 using HeapCtrlLib.Interfaces;

    46 using HeapCtrlLib.Utilities;

    47 using HeapCtrlLib.Renderers.Utilities;

    48 

    49 namespace HeapCtrlLib.Renderers.Headers

    50 {

    51 	internal class HeapCellRendererRowHeader : DisposableObject, IHeapCellRendererRowHeader

    52 	{

    53         #region Constructors & destructor

    54 		public HeapCellRendererRowHeader()

    55 		{

    56             iFont = new Font( KFontName, KFontSize, KFontStyle );

    57         }

    58         #endregion

    59 

    60         #region From DisposableObject

    61         protected override void CleanupManagedResources()

    62         {

    63             try

    64             {

    65                 iFont.Dispose();

    66             }

    67             finally

    68             {

    69                 base.CleanupManagedResources();

    70             }

    71         }

    72         #endregion

    73 

    74         #region From HeapCellRendererRowHeader

    75         public void Initialise( HeapCellArray aCells, HeapReconstructor aReconstructor, HeapDataRenderer aRenderer )

    76         {

    77         }

    78 

    79         public void PrepareToNavigate( HeapRenderingNavigator aNavigator )

    80         {

    81         }

    82 

    83         public void HeapCellRenderingComplete( Graphics aGraphics, HeapCell aCell, HeapCellMetaData aMetaData )

    84         {

    85         }

    86 

    87         public void RenderingComplete( Graphics aGraphics )

    88         {

    89         }

    90 

    91         public int MeasureCellHeaderText( Graphics aGraphics )

    92         {

    93             int size = ( int ) ( aGraphics.MeasureString( "00000000", iFont ).Width + KHeaderTextPaddingAmountInPixels );

    94             return size;

    95         }

    96 

    97         public void PaintRowHeader( Graphics aGraphics, Point aPosition, Size aSize, uint aAddress )

    98         {

    99             Rectangle textRect = new Rectangle( aPosition, aSize );

   100             string addressText = aAddress.ToString( "x8" );

   101             //

   102             using( SolidBrush textBrush = new SolidBrush( Color.Black ) )

   103             {

   104                 using( StringFormat format = new StringFormat() )

   105                 {

   106                     format.Alignment = StringAlignment.Center;

   107                     format.LineAlignment = StringAlignment.Center;

   108                     //

   109                     aGraphics.DrawString( addressText, iFont, textBrush, textRect, format );

   110                 }

   111             }

   112         }

   113         #endregion

   114 

   115         #region Constants

   116         private const string KFontName = "Lucida Console";

   117         private const float KFontSize = 7.25f;

   118         private const FontStyle KFontStyle = FontStyle.Bold;

   119         private const float KHeaderTextPaddingAmountInPixels = 10.0f;

   120         #endregion

   121 

   122         #region Data members

   123         private readonly System.Drawing.Font iFont;

   124         #endregion

   125     }

   126 }