Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_c_direct_display_life_8h_source.html
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<h1>examples/Graphics/WS/Direct/CDirectDisplayLife.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).</span>
<a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span>
<a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span>
<a name="l00004"></a>00004 <span class="comment">// under the terms of "Eclipse Public License v1.0"</span>
<a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span>
<a name="l00006"></a>00006 <span class="comment">// at the URL "http://www.eclipse.org/legal/epl-v10.html".</span>
<a name="l00007"></a>00007 <span class="comment">//</span>
<a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span>
<a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// Contributors:</span>
<a name="l00012"></a>00012 <span class="comment">//</span>
<a name="l00013"></a>00013 <span class="comment">// Description:</span>
<a name="l00014"></a>00014 <span class="comment">//</span>
<a name="l00015"></a>00015
<a name="l00016"></a>00016 <span class="preprocessor">#if !defined(__DIRECT_H__)</span>
<a name="l00017"></a>00017 <span class="preprocessor"></span><span class="preprocessor">#define __DIRECT_H__</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span>
<a name="l00019"></a>00019 <span class="preprocessor">#include <w32std.h></span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="preprocessor">#include "CLifeEngine.h"</span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="comment">// Displays a running Game of Life using DSA API</span>
<a name="l00024"></a>00024 <span class="keyword">class </span>CDirectDisplayLife :
<a name="l00025"></a>00025 <span class="keyword">public</span> CTimer,
<a name="l00026"></a>00026 <span class="keyword">public</span> MDirectScreenAccess <span class="comment">// Call backs from DSA</span>
<a name="l00027"></a>00027 {
<a name="l00028"></a>00028 <span class="keyword">public</span>:
<a name="l00029"></a>00029 <span class="comment">// Construction & destruction</span>
<a name="l00030"></a>00030 CDirectDisplayLife (RWsSession& aClient,
<a name="l00031"></a>00031 RWindow& aWindow,
<a name="l00032"></a>00032 CLifeEngine& aLifeEngine);
<a name="l00033"></a>00033 ~CDirectDisplayLife ();
<a name="l00034"></a>00034 <span class="keywordtype">void</span> ConstructL();
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="comment">// Start game display</span>
<a name="l00037"></a>00037 <span class="keywordtype">void</span> StartL();
<a name="l00038"></a>00038
<a name="l00039"></a>00039 <span class="comment">// Implement MDirectScreenAccess</span>
<a name="l00040"></a>00040 <span class="keywordtype">void</span> Restart(RDirectScreenAccess::TTerminationReasons aReason);
<a name="l00041"></a>00041 <span class="keywordtype">void</span> AbortNow(RDirectScreenAccess::TTerminationReasons aReason);
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="keyword">private</span>:
<a name="l00044"></a>00044 <span class="comment">// Implement CTimer</span>
<a name="l00045"></a>00045 <span class="keywordtype">void</span> RunL();
<a name="l00046"></a>00046 <span class="keywordtype">void</span> DoCancel();
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="keyword">private</span>:
<a name="l00049"></a>00049 <span class="comment">// Window server handling</span>
<a name="l00050"></a>00050 RWsSession& iClient;
<a name="l00051"></a>00051 RWindow& iWindow;
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="comment">// DSA objects</span>
<a name="l00054"></a>00054 CDirectScreenAccess* iDirectScreenAccess;
<a name="l00055"></a>00055 CFbsBitGc* iGc;
<a name="l00056"></a>00056 RRegion* iRegion;
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="comment">// Drawing constants</span>
<a name="l00059"></a>00059 <span class="keyword">static</span> <span class="keyword">const</span> TInt KBlockSize;
<a name="l00060"></a>00060 <span class="keyword">static</span> <span class="keyword">const</span> TInt KGenerationInterval;
<a name="l00061"></a>00061 <span class="keyword">static</span> <span class="keyword">const</span> TInt iXOrigin;
<a name="l00062"></a>00062 <span class="keyword">static</span> <span class="keyword">const</span> TInt iYOrigin;
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="comment">// Life game engine</span>
<a name="l00065"></a>00065 CLifeEngine& iLifeEngine;
<a name="l00066"></a>00066 };
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="preprocessor">#endif //__DIRECT_H__</span>
</pre></div></div>
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