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<title>JGE++: JApp Class Reference</title>
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<h1>JApp Class Reference</h1><!-- doxytag: class="JApp" --><code>#include &lt;JApp.h&gt;</code>
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<a href="class_j_app-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
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<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_j_app.html#d4e52fdc2e296884a47456e5c8a97a07">Create</a> ()=0</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_j_app.html#373ae2fb9ca6547f7e33612db786ad25">Destroy</a> ()=0</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_j_app.html#92b3822847ab603ef4f5ee08011a1b7b">Update</a> ()=0</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_j_app.html#bcc589a23e548f32b7cf4fde35d88b91">Render</a> ()=0</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_j_app.html#45ae0b04ea4eb58516e5ec66780d1692">Pause</a> ()=0</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_j_app.html#cc90993fc4af187704b3c62eec53b578">Resume</a> ()=0</td></tr>
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<hr><a name="_details"></a><h2>Detailed Description</h2>
Main application class for the system to run. The core game class should be derived from this base class. <hr><h2>Member Function Documentation</h2>
<a class="anchor" name="d4e52fdc2e296884a47456e5c8a97a07"></a><!-- doxytag: member="JApp::Create" ref="d4e52fdc2e296884a47456e5c8a97a07" args="()=0" -->
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<td class="memname">virtual void JApp::Create </td>
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<td width="100%"><code> [pure virtual]</code></td>
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Initialization function.
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<a class="anchor" name="373ae2fb9ca6547f7e33612db786ad25"></a><!-- doxytag: member="JApp::Destroy" ref="373ae2fb9ca6547f7e33612db786ad25" args="()=0" -->
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<td class="memname">virtual void JApp::Destroy </td>
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<td width="100%"><code> [pure virtual]</code></td>
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Cleanup function before exiting from the game.
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<a class="anchor" name="92b3822847ab603ef4f5ee08011a1b7b"></a><!-- doxytag: member="JApp::Update" ref="92b3822847ab603ef4f5ee08011a1b7b" args="()=0" -->
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<td class="memname">virtual void JApp::Update </td>
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<td width="100%"><code> [pure virtual]</code></td>
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Update function to be called for each frame update. Should perform all the game logic here.<p>
<dl class="user" compact><dt><b>Example: A simple Update() implementation:</b></dt><dd><div class="fragment"><pre class="fragment"> <span class="keywordtype">void</span> <a class="code" href="class_j_app.html#92b3822847ab603ef4f5ee08011a1b7b">Update</a>()
{
<span class="keywordtype">float</span> dt = <a class="code" href="class_j_g_e.html#35939174437b92423fd98cb5ffcb4341">JGE::GetInstance</a>()-&gt;<a class="code" href="class_j_g_e.html#51af49f4083b3c29f49f6fb8e61f7a11">GetDelta</a>();
mX += mSpeed*dt;
}
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<a class="anchor" name="bcc589a23e548f32b7cf4fde35d88b91"></a><!-- doxytag: member="JApp::Render" ref="bcc589a23e548f32b7cf4fde35d88b91" args="()=0" -->
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<td class="memname">virtual void JApp::Render </td>
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<td width="100%"><code> [pure virtual]</code></td>
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Render function to be called for each frame update. Should do all the game rendering here.<p>
<dl class="user" compact><dt><b>Example: A simple Render() implementation:</b></dt><dd><div class="fragment"><pre class="fragment"> <span class="keywordtype">void</span> <a class="code" href="class_j_app.html#bcc589a23e548f32b7cf4fde35d88b91">Render</a>()
{
<a class="code" href="class_j_renderer.html">JRenderer</a> *r = <a class="code" href="class_j_renderer.html#2817b4989698a174d46521ac6bff969a">JRenderer::GetInstance</a>();
r-&gt;<a class="code" href="class_j_renderer.html#d72682efda117e9a334bfec71be477d8">FillRect</a>(0,0,480,272,ARGB(255,0,0,0));
}
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<a class="anchor" name="45ae0b04ea4eb58516e5ec66780d1692"></a><!-- doxytag: member="JApp::Pause" ref="45ae0b04ea4eb58516e5ec66780d1692" args="()=0" -->
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<td class="memname">virtual void JApp::Pause </td>
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<td>&nbsp;)&nbsp;</td>
<td width="100%"><code> [pure virtual]</code></td>
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Callback function called when the game is paused by the system.
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<a class="anchor" name="cc90993fc4af187704b3c62eec53b578"></a><!-- doxytag: member="JApp::Resume" ref="cc90993fc4af187704b3c62eec53b578" args="()=0" -->
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<td class="memname">virtual void JApp::Resume </td>
<td>(</td>
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<td width="100%"><code> [pure virtual]</code></td>
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Callback function called when the game is resumed by the system.
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