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Class: Fox::FXGLGroup
— FXRuby API Documentation
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<div id="content"><h1>Class: Fox::FXGLGroup
</h1>
<div class="box_info">
<dl>
<dt>Inherits:</dt>
<dd>
<span class="inheritName"><span class='object_link'><a href="FXGLObject.html" title="Fox::FXGLObject (class)">FXGLObject</a></span></span>
<ul class="fullTree">
<li>Object</li>
<li class="next"><span class='object_link'><a href="FXObject.html" title="Fox::FXObject (class)">FXObject</a></span></li>
<li class="next"><span class='object_link'><a href="FXGLObject.html" title="Fox::FXGLObject (class)">FXGLObject</a></span></li>
<li class="next">Fox::FXGLGroup</li>
</ul>
<a href="#" class="inheritanceTree">show all</a>
</dd>
</dl>
<dl>
<dt>Includes:</dt>
<dd>Enumerable, OpenGL</dd>
</dl>
<dl>
<dt>Defined in:</dt>
<dd>lib/fox16/glgroup.rb</dd>
</dl>
</div>
<h2>Overview</h2><div class="docstring">
<div class="discussion">
<p>A group of OpenGL objects</p>
</div>
</div>
<div class="tags">
</div>
<h2>
Constant Summary
<small><a href="#" class="constants_summary_toggle">collapse</a></small>
</h2>
<dl class="constants">
<dt id="FLT_MAX-constant" class="">FLT_MAX =
</dt>
<dd><pre class="code"><span class='float'>1.0e+20</span></pre></dd>
<dt id="FLT_MIN-constant" class="">FLT_MIN =
</dt>
<dd><pre class="code"><span class='op'>-</span><span class='float'>1.0e+20</span></pre></dd>
</dl>
<h2>
Instance Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#[]-instance_method" title="#[] (instance method)">#<strong>[]</strong>(pos) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return child at position <em>pos</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#[]=-instance_method" title="#[]= (instance method)">#<strong>[]=</strong>(pos, obj) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Set child at position <em>pos</em> to <em>obj</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#append-instance_method" title="#append (instance method)">#<strong>append</strong>(obj) ⇒ Object </a>
(also: #<<)
</span>
<span class="summary_desc"><div class='inline'>
<p>Append child object.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#bounds-instance_method" title="#bounds (instance method)">#<strong>bounds</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return bounding box for this group (an FXRangef instance).</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#canDrag-instance_method" title="#canDrag (instance method)">#<strong>canDrag</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return <code>true</code> if group can be dragged.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#clear-instance_method" title="#clear (instance method)">#<strong>clear</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Remove all children from this group.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#drag-instance_method" title="#drag (instance method)">#<strong>drag</strong>(viewer, fx, fy, tx, ty) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Drag group object around in <em>viewer</em> (an FXGLViewer instance), from (<em>fx</em>, <em>fy</em>) to (<em>tx</em>, <em>ty</em>).</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#draw-instance_method" title="#draw (instance method)">#<strong>draw</strong>(viewer) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Draw this group into <em>viewer</em> (an FXGLViewer instance).</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#each_child-instance_method" title="#each_child (instance method)">#<strong>each_child</strong> ⇒ Object </a>
(also: #each)
</span>
<span class="summary_desc"><div class='inline'>
<p>Iterate over child objects.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#hit-instance_method" title="#hit (instance method)">#<strong>hit</strong>(viewer) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Perform hit test in <em>viewer</em> (an FXGLViewer instance).</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#identify-instance_method" title="#identify (instance method)">#<strong>identify</strong>(path) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Identify object by means of <em>path</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#initialize-instance_method" title="#initialize (instance method)">#<strong>initialize</strong> ⇒ FXGLGroup </a>
</span>
<span class="note title constructor">constructor</span>
<span class="summary_desc"><div class='inline'>
<p>Returns an initialized FXGLGroup instance.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#insert-instance_method" title="#insert (instance method)">#<strong>insert</strong>(pos, obj) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Insert child object (<em>obj</em>) at position <em>pos</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#prepend-instance_method" title="#prepend (instance method)">#<strong>prepend</strong>(obj) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Prepend child object (<em>obj</em>).</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#remove-instance_method" title="#remove (instance method)">#<strong>remove</strong>(obj) ⇒ Object </a>
(also: #erase)
</span>
<span class="summary_desc"><div class='inline'>
<p>If <em>obj</em> is a reference to an FXGLObject in this group, remove the child object from the list.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#replace-instance_method" title="#replace (instance method)">#<strong>replace</strong>(pos, obj) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Replace child object at position <em>pos</em> with <em>obj</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#size-instance_method" title="#size (instance method)">#<strong>size</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return number of objects in this group.</p>
</div></span>
</li>
</ul>
<h3 class="inherited">Methods inherited from <span class='object_link'><a href="FXGLObject.html" title="Fox::FXGLObject (class)">FXGLObject</a></span></h3>
<p class="inherited"><span class='object_link'><a href="FXGLObject.html#canDelete-instance_method" title="Fox::FXGLObject#canDelete (method)">#canDelete</a></span>, <span class='object_link'><a href="FXGLObject.html#copy-instance_method" title="Fox::FXGLObject#copy (method)">#copy</a></span></p>
<h3 class="inherited">Methods inherited from <span class='object_link'><a href="FXObject.html" title="Fox::FXObject (class)">FXObject</a></span></h3>
<p class="inherited"><span class='object_link'><a href="FXObject.html#bind-instance_method" title="Fox::FXObject#bind (method)">#bind</a></span>, <span class='object_link'><a href="FXObject.html#handle-instance_method" title="Fox::FXObject#handle (method)">#handle</a></span>, <span class='object_link'><a href="FXObject.html#load-instance_method" title="Fox::FXObject#load (method)">#load</a></span>, <span class='object_link'><a href="FXObject.html#save-instance_method" title="Fox::FXObject#save (method)">#save</a></span>, <span class='object_link'><a href="FXObject.html#subclasses-class_method" title="Fox::FXObject.subclasses (method)">subclasses</a></span></p>
<div id="constructor_details" class="method_details_list">
<h2>Constructor Details</h2>
<div class="method_details first">
<h3 class="signature first" id="initialize-instance_method">
#<strong>initialize</strong> ⇒ <tt><span class='object_link'><a href="" title="Fox::FXGLGroup (class)">FXGLGroup</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns an initialized FXGLGroup instance</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 21</span>
<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span>
<span class='kw'>super</span>
<span class='ivar'>@list</span> <span class='op'>=</span> <span class='lbracket'>[</span><span class='rbracket'>]</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="[]-instance_method">
#<strong>[]</strong>(pos) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Return child at position <em>pos</em>.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 36</span>
<span class='kw'>def</span> <span class='op'>[]</span><span class='lparen'>(</span><span class='id identifier rubyid_pos'>pos</span><span class='rparen'>)</span>
<span class='ivar'>@list</span><span class='lbracket'>[</span><span class='id identifier rubyid_pos'>pos</span><span class='rbracket'>]</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="[]=-instance_method">
#<strong>[]=</strong>(pos, obj) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Set child at position <em>pos</em> to <em>obj</em>.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 43</span>
<span class='kw'>def</span> <span class='op'>[]=</span><span class='lparen'>(</span><span class='id identifier rubyid_pos'>pos</span><span class='comma'>,</span> <span class='id identifier rubyid_obj'>obj</span><span class='rparen'>)</span>
<span class='ivar'>@list</span><span class='lbracket'>[</span><span class='id identifier rubyid_pos'>pos</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_obj'>obj</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="append-instance_method">
#<strong>append</strong>(obj) ⇒ <tt>Object</tt>
<span class="aliases">Also known as:
<span class="names"><span id='<<-instance_method'><<</span></span>
</span>
</h3><div class="docstring">
<div class="discussion">
<p>Append child object</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
131
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133</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 131</span>
<span class='kw'>def</span> <span class='id identifier rubyid_append'>append</span><span class='lparen'>(</span><span class='id identifier rubyid_obj'>obj</span><span class='rparen'>)</span>
<span class='ivar'>@list</span> <span class='op'><<</span> <span class='id identifier rubyid_obj'>obj</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="bounds-instance_method">
#<strong>bounds</strong> ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Return bounding box for this group (an FXRangef instance)</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 60</span>
<span class='kw'>def</span> <span class='id identifier rubyid_bounds'>bounds</span>
<span class='id identifier rubyid_box'>box</span> <span class='op'>=</span> <span class='kw'>nil</span>
<span class='kw'>if</span> <span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_empty?'>empty?</span>
<span class='id identifier rubyid_box'>box</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="FXRangef.html" title="Fox::FXRangef (class)">FXRangef</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="FXRangef.html#initialize-instance_method" title="Fox::FXRangef#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='float'>0.0</span><span class='comma'>,</span> <span class='float'>0.0</span><span class='comma'>,</span> <span class='float'>0.0</span><span class='comma'>,</span> <span class='float'>0.0</span><span class='comma'>,</span> <span class='float'>0.0</span><span class='comma'>,</span> <span class='float'>0.0</span><span class='rparen'>)</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_box'>box</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="FXRangef.html" title="Fox::FXRangef (class)">FXRangef</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="FXRangef.html#initialize-instance_method" title="Fox::FXRangef#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='const'><span class='object_link'><a href="#FLT_MAX-constant" title="Fox::FXGLGroup::FLT_MAX (constant)">FLT_MAX</a></span></span><span class='comma'>,</span> <span class='op'>-</span><span class='const'><span class='object_link'><a href="#FLT_MAX-constant" title="Fox::FXGLGroup::FLT_MAX (constant)">FLT_MAX</a></span></span><span class='comma'>,</span> <span class='const'><span class='object_link'><a href="#FLT_MAX-constant" title="Fox::FXGLGroup::FLT_MAX (constant)">FLT_MAX</a></span></span><span class='comma'>,</span> <span class='op'>-</span><span class='const'><span class='object_link'><a href="#FLT_MAX-constant" title="Fox::FXGLGroup::FLT_MAX (constant)">FLT_MAX</a></span></span><span class='comma'>,</span> <span class='const'><span class='object_link'><a href="#FLT_MAX-constant" title="Fox::FXGLGroup::FLT_MAX (constant)">FLT_MAX</a></span></span><span class='comma'>,</span> <span class='op'>-</span><span class='const'><span class='object_link'><a href="#FLT_MAX-constant" title="Fox::FXGLGroup::FLT_MAX (constant)">FLT_MAX</a></span></span><span class='rparen'>)</span>
<span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_obj'>obj</span><span class='op'>|</span> <span class='id identifier rubyid_box'>box</span><span class='period'>.</span><span class='id identifier rubyid_include!'>include!</span><span class='lparen'>(</span><span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_bounds'>bounds</span><span class='rparen'>)</span> <span class='rbrace'>}</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_box'>box</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="canDrag-instance_method">
#<strong>canDrag</strong> ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Return <code>true</code> if group can be dragged.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 102</span>
<span class='kw'>def</span> <span class='id identifier rubyid_canDrag'>canDrag</span>
<span class='kw'>true</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="clear-instance_method">
#<strong>clear</strong> ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Remove all children from this group.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 162</span>
<span class='kw'>def</span> <span class='id identifier rubyid_clear'>clear</span>
<span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_clear'>clear</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="drag-instance_method">
#<strong>drag</strong>(viewer, fx, fy, tx, ty) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Drag group object around in <em>viewer</em> (an FXGLViewer instance), from (<em>fx</em>, <em>fy</em>) to (<em>tx</em>, <em>ty</em>).</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 110</span>
<span class='kw'>def</span> <span class='id identifier rubyid_drag'>drag</span><span class='lparen'>(</span><span class='id identifier rubyid_viewer'>viewer</span><span class='comma'>,</span> <span class='id identifier rubyid_fx'>fx</span><span class='comma'>,</span> <span class='id identifier rubyid_fy'>fy</span><span class='comma'>,</span> <span class='id identifier rubyid_tx'>tx</span><span class='comma'>,</span> <span class='id identifier rubyid_ty'>ty</span><span class='rparen'>)</span>
<span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_obj'>obj</span><span class='op'>|</span> <span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_drag'>drag</span><span class='lparen'>(</span><span class='id identifier rubyid_viewer'>viewer</span><span class='comma'>,</span> <span class='id identifier rubyid_fx'>fx</span><span class='comma'>,</span> <span class='id identifier rubyid_fy'>fy</span><span class='comma'>,</span> <span class='id identifier rubyid_tx'>tx</span><span class='comma'>,</span> <span class='id identifier rubyid_ty'>ty</span><span class='rparen'>)</span> <span class='rbrace'>}</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="draw-instance_method">
#<strong>draw</strong>(viewer) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Draw this group into <em>viewer</em> (an FXGLViewer instance).</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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<td>
<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 74</span>
<span class='kw'>def</span> <span class='id identifier rubyid_draw'>draw</span><span class='lparen'>(</span><span class='id identifier rubyid_viewer'>viewer</span><span class='rparen'>)</span>
<span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_obj'>obj</span><span class='op'>|</span> <span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_draw'>draw</span><span class='lparen'>(</span><span class='id identifier rubyid_viewer'>viewer</span><span class='rparen'>)</span> <span class='rbrace'>}</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="each_child-instance_method">
#<strong>each_child</strong> ⇒ <tt>Object</tt>
<span class="aliases">Also known as:
<span class="names"><span id='each-instance_method'>each</span></span>
</span>
</h3><div class="docstring">
<div class="discussion">
<p>Iterate over child objects</p>
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<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 50</span>
<span class='kw'>def</span> <span class='id identifier rubyid_each_child'>each_child</span> <span class='comment'># :yields: childObject
</span> <span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_child'>child</span><span class='op'>|</span> <span class='kw'>yield</span> <span class='id identifier rubyid_child'>child</span> <span class='rbrace'>}</span>
<span class='kw'>self</span>
<span class='kw'>end</span></pre>
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<div class="method_details ">
<h3 class="signature " id="hit-instance_method">
#<strong>hit</strong>(viewer) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Perform hit test in <em>viewer</em> (an FXGLViewer instance).</p>
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<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 81</span>
<span class='kw'>def</span> <span class='id identifier rubyid_hit'>hit</span><span class='lparen'>(</span><span class='id identifier rubyid_viewer'>viewer</span><span class='rparen'>)</span>
<span class='comment'># GL.PushName(0xffffffff)
</span> <span class='id identifier rubyid_glPushName'>glPushName</span><span class='lparen'>(</span><span class='int'>1000000</span><span class='rparen'>)</span>
<span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_each_with_index'>each_with_index</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_obj'>obj</span><span class='comma'>,</span> <span class='id identifier rubyid_i'>i</span><span class='op'>|</span>
<span class='id identifier rubyid_glLoadName'>glLoadName</span><span class='lparen'>(</span><span class='id identifier rubyid_i'>i</span><span class='rparen'>)</span>
<span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_hit'>hit</span><span class='lparen'>(</span><span class='id identifier rubyid_viewer'>viewer</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_glPopName'>glPopName</span>
<span class='kw'>end</span></pre>
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<div class="method_details ">
<h3 class="signature " id="identify-instance_method">
#<strong>identify</strong>(path) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Identify object by means of <em>path</em>.</p>
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<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 94</span>
<span class='kw'>def</span> <span class='id identifier rubyid_identify'>identify</span><span class='lparen'>(</span><span class='id identifier rubyid_path'>path</span><span class='rparen'>)</span>
<span class='id identifier rubyid_objIndex'>objIndex</span> <span class='op'>=</span> <span class='id identifier rubyid_path'>path</span><span class='period'>.</span><span class='id identifier rubyid_shift'>shift</span>
<span class='ivar'>@list</span><span class='lbracket'>[</span><span class='id identifier rubyid_objIndex'>objIndex</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_identify'>identify</span><span class='lparen'>(</span><span class='id identifier rubyid_path'>path</span><span class='rparen'>)</span>
<span class='kw'>end</span></pre>
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<h3 class="signature " id="insert-instance_method">
#<strong>insert</strong>(pos, obj) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Insert child object (<em>obj</em>) at position <em>pos</em>.</p>
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<div class="tags">
<p class="tag_title">Raises:</p>
<ul class="raise">
<li>
<span class='type'>(<tt>NotImplementedError</tt>)</span>
</li>
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<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 117</span>
<span class='kw'>def</span> <span class='id identifier rubyid_insert'>insert</span><span class='lparen'>(</span><span class='id identifier rubyid_pos'>pos</span><span class='comma'>,</span> <span class='id identifier rubyid_obj'>obj</span><span class='rparen'>)</span>
<span class='id identifier rubyid_raise'>raise</span> <span class='const'>NotImplementedError</span>
<span class='kw'>end</span></pre>
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<h3 class="signature " id="prepend-instance_method">
#<strong>prepend</strong>(obj) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Prepend child object (<em>obj</em>).</p>
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<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 124</span>
<span class='kw'>def</span> <span class='id identifier rubyid_prepend'>prepend</span><span class='lparen'>(</span><span class='id identifier rubyid_obj'>obj</span><span class='rparen'>)</span>
<span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_unshift'>unshift</span><span class='lparen'>(</span><span class='id identifier rubyid_obj'>obj</span><span class='rparen'>)</span>
<span class='kw'>end</span></pre>
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<div class="method_details ">
<h3 class="signature " id="remove-instance_method">
#<strong>remove</strong>(obj) ⇒ <tt>Object</tt>
<span class="aliases">Also known as:
<span class="names"><span id='erase-instance_method'>erase</span></span>
</span>
</h3><div class="docstring">
<div class="discussion">
<p>If <em>obj</em> is a reference to an FXGLObject in this group, remove the child object from the list. If <em>obj</em> is an integer, remove the child object at that position from the list.</p>
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<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 149</span>
<span class='kw'>def</span> <span class='id identifier rubyid_remove'>remove</span><span class='lparen'>(</span><span class='id identifier rubyid_obj'>obj</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span> <span class='const'><span class='object_link'><a href="FXGLObject.html" title="Fox::FXGLObject (class)">FXGLObject</a></span></span>
<span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_delete'>delete</span><span class='lparen'>(</span><span class='id identifier rubyid_obj'>obj</span><span class='rparen'>)</span>
<span class='kw'>else</span>
<span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_delete_at'>delete_at</span><span class='lparen'>(</span><span class='id identifier rubyid_obj'>obj</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
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<div class="method_details ">
<h3 class="signature " id="replace-instance_method">
#<strong>replace</strong>(pos, obj) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Replace child object at position <em>pos</em> with <em>obj</em>.</p>
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<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 140</span>
<span class='kw'>def</span> <span class='id identifier rubyid_replace'>replace</span><span class='lparen'>(</span><span class='id identifier rubyid_pos'>pos</span><span class='comma'>,</span> <span class='id identifier rubyid_obj'>obj</span><span class='rparen'>)</span>
<span class='ivar'>@list</span><span class='lbracket'>[</span><span class='id identifier rubyid_pos'>pos</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_obj'>obj</span>
<span class='kw'>end</span></pre>
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<div class="method_details ">
<h3 class="signature " id="size-instance_method">
#<strong>size</strong> ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Return number of objects in this group.</p>
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<pre class="code"><span class="info file"># File 'lib/fox16/glgroup.rb', line 29</span>
<span class='kw'>def</span> <span class='id identifier rubyid_size'>size</span>
<span class='ivar'>@list</span><span class='period'>.</span><span class='id identifier rubyid_size'>size</span>
<span class='kw'>end</span></pre>
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