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<p>
Enlarge the array to accomodate <em>growto</em> elements. If the array can already hold this many elements, nothing is done. Otherwise, the data area of the array is enlarged (reallocating if necessary) so that <em>growto</em> contiguous elements can be stored.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>growto</em>&nbsp;</td><td>Number of elements the array should be able to hold after it has grown</td></tr>
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<dl compact><dt><b>Returns:</b></dt><dd>True if array was successfully grown, else false.</dd></dl>
<dl compact><dt><b>See also:</b></dt><dd>vtArray::SetData <a class="el" href="classvtArray.html#9f04d263f4e82a771d106f203393edb1">vtArray::SetMaxSize</a> </dd></dl>
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<a class="anchor" name="479ebc765d2d240345597ecf68c6cf70"></a><!-- doxytag: member="vtArray::IsEmpty" ref="479ebc765d2d240345597ecf68c6cf70" args="() const " --><p>
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template&lt;class E&gt; </td>
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          <td class="md" nowrap valign="top">bool <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::IsEmpty           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap> const<code> [inline]</code></td>
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<p>
Determines whether an array has elements or not<p>
<dl compact><dt><b>Returns:</b></dt><dd>True if array contains no elements, else false.</dd></dl>
<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="classvtArray.html#40e58c152ada0139faa78fb2495d5d80">vtArray::SetSize</a> <a class="el" href="classvtArray.html#ae22276c7490efee40cd72529c7a83b3">vtArray::Empty</a> </dd></dl>
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<a class="anchor" name="277b6409ae98fc1479707e0f5468ce26"></a><!-- doxytag: member="vtArray::RemoveAt" ref="277b6409ae98fc1479707e0f5468ce26" args="(unsigned int i, int n=1)" --><p>
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template&lt;class E&gt; </td>
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          <td class="md" nowrap valign="top">bool <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::RemoveAt           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">unsigned int&nbsp;</td>
          <td class="mdname" nowrap> <em>i</em>, </td>
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          <td class="md" nowrap align="right"></td>
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          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>n</em> = <code>1</code></td>
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          <td class="md">)&nbsp;</td>
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<p>
Removes the i'th element of the array. The following elements are shuffled up to eliminate the unused space.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>i</em>&nbsp;</td><td>Index of element to remove (0 based) </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>n</em>&nbsp;</td><td>Number of elements to remove (default 1)</td></tr>
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<dl compact><dt><b>Returns:</b></dt><dd>bool True if element was successfully removed, else false.</dd></dl>
<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="classvtArray.html#f45cfa28deec67089450dd878dbc5d22">vtArray::Append</a> <a class="el" href="classvtArray.html#293a85ce4234579889beaec4a79e4aac">vtArray::SetAt</a> <a class="el" href="classvtArray.html#40e58c152ada0139faa78fb2495d5d80">vtArray::SetSize</a></dd></dl>
<dl compact><dt><b>Examples:</b></dt><dd><div class="fragment"><pre class="fragment">    vtArray&lt;int16&gt; zot(8); <span class="comment">// room for 8 shorts</span>
    zot.<a class="code" href="classvtArray.html#40e58c152ada0139faa78fb2495d5d80">SetSize</a>(8);      <span class="comment">// now has 8 zeros</span>
    zot[1] = 1;          <span class="comment">// second element</span>
    zot[2] = 2;          <span class="comment">// third element</span>
    zot.<a class="code" href="classvtArray.html#277b6409ae98fc1479707e0f5468ce26">RemoveAt</a>(0);     <span class="comment">// remove first element</span>
    zot.<a class="code" href="classvtArray.html#277b6409ae98fc1479707e0f5468ce26">RemoveAt</a>(-1);    <span class="comment">// returns false</span>
</pre></div> </dd></dl>
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<a class="anchor" name="293a85ce4234579889beaec4a79e4aac"></a><!-- doxytag: member="vtArray::SetAt" ref="293a85ce4234579889beaec4a79e4aac" args="(unsigned int i, E)" --><p>
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template&lt;class E&gt; </td>
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          <td class="md" nowrap valign="top">bool <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::SetAt           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">unsigned int&nbsp;</td>
          <td class="mdname" nowrap> <em>i</em>, </td>
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          <td class="md" nowrap>E&nbsp;</td>
          <td class="mdname" nowrap> <em>val</em></td>
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          <td class="md">)&nbsp;</td>
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<p>
Sets the i'th element of the array to the given value. The number of bytes copied is determined by the element size of the array specified at initialization time. If the array is not large enough, it is extended to become 1 1/2 times its current size.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>i</em>&nbsp;</td><td>Index of new element (0 based) </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>val</em>&nbsp;</td><td>Value of the new element.</td></tr>
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<dl compact><dt><b>Returns:</b></dt><dd>int index of element added or -1 if out of memory</dd></dl>
<dl compact><dt><b>Examples:</b></dt><dd><div class="fragment"><pre class="fragment">    vtArray&lt;RGBi&gt; cols(16);         <span class="comment">// room for 16 colors</span>
    cols.SetAt(0, <a class="code" href="classRGBi.html">RGBi</a>(1,1,1));     <span class="comment">// first color white</span>
    cols.SetAt(15, <a class="code" href="classRGBi.html">RGBi</a>(1,0,0));    <span class="comment">// last color red</span>
                                    <span class="comment">// makes Colors 1-14, too</span>
    cols.SetAt(17, <a class="code" href="classRGBi.html">RGBi</a>(0,1,1));    <span class="comment">// causes array growth</span>
</pre></div> </dd></dl>
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<a class="anchor" name="9f04d263f4e82a771d106f203393edb1"></a><!-- doxytag: member="vtArray::SetMaxSize" ref="9f04d263f4e82a771d106f203393edb1" args="(unsigned int)" --><p>
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template&lt;class E&gt; </td>
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          <td class="md" nowrap valign="top">bool <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::SetMaxSize           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">unsigned int&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>s</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
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<p>
If the array is user-managed, MaxSize establishes the maximum number of elements that can be stored. If the array is dynamically managed by the system, setting the maximum size enlarges its data area to accomodate the required number of elements.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>s</em>&nbsp;</td><td>Current maximum size of array (number of elements its data area can hold)</td></tr>
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<dl compact><dt><b>Returns:</b></dt><dd>bool, true if maximum size successfully changed, else false.</dd></dl>
<dl compact><dt><b>See also:</b></dt><dd>vtArray::SetData <a class="el" href="classvtArray.html#40e58c152ada0139faa78fb2495d5d80">vtArray::SetSize</a> vtArray::GetElemSize <a class="el" href="classvtArray.html#81ebc1b67b973028c847277c64cfcdd3">vtArray::Grow</a> </dd></dl>
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<a class="anchor" name="40e58c152ada0139faa78fb2495d5d80"></a><!-- doxytag: member="vtArray::SetSize" ref="40e58c152ada0139faa78fb2495d5d80" args="(unsigned int)" --><p>
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template&lt;class E&gt; </td>
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          <td class="md" nowrap valign="top">bool <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::SetSize           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">unsigned int&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>s</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [inline]</code></td>
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<p>
Set the current array size. If the array is dynamically managed, it will be enlarged to accomodate the new size. If not, the array size cannot be set beyond the current maximum size. When the array size is enlarged, we should call constructors for the new empty elements. We don't do that yet.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>s</em>&nbsp;</td><td>Current number of elements contained in array</td></tr>
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<dl compact><dt><b>Returns:</b></dt><dd>bool True if size successfully changed, else false.</dd></dl>
<dl compact><dt><b>See also:</b></dt><dd>vtArray::SetData <a class="el" href="classvtArray.html#81ebc1b67b973028c847277c64cfcdd3">vtArray::Grow</a> <a class="el" href="classvtArray.html#9f04d263f4e82a771d106f203393edb1">vtArray::SetMaxSize</a></dd></dl>
<dl compact><dt><b>Examples:</b></dt><dd><div class="fragment"><pre class="fragment">    vtArray&lt;RGBi&gt; cols(256);      <span class="comment">// room for 256 colors</span>
    <span class="keywordtype">int</span> ncols = cols.GetSize(); <span class="comment">// will be zero</span>
    ncols = cols.GetMaxSize();  <span class="comment">// will be 256</span>
    cols.SetSize(ncols);        <span class="comment">// calls 256 Color4 constructors NOT</span>
</pre></div> </dd></dl>
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