classvtarray.html

来自「VC下实现图像处理。 VC下实现图像处理。 VC下实现图像处理。」· HTML 代码 · 共 758 行 · 第 1/3 页

    vtArray&lt;int&gt; zip(3, &amp;zap);  <span class="comment">// user managed</span>
    vtArray&lt;int&gt; zot;               <span class="comment">// dynamic</span>
    zot.<a class="code" href="classvtArray.html#f45cfa28deec67089450dd878dbc5d22">Append</a>(zip);            <span class="comment">// adds 1 2 3</span>
    zot.<a class="code" href="classvtArray.html#f45cfa28deec67089450dd878dbc5d22">Append</a>(zip);            <span class="comment">// adds 1 2 3 again</span>
</pre></div> </dd></dl>
    </td>
  </tr>
</table>
<a class="anchor" name="f45cfa28deec67089450dd878dbc5d22"></a><!-- doxytag: member="vtArray::Append" ref="f45cfa28deec67089450dd878dbc5d22" args="(const E &amp;)" --><p>
<table class="mdTable" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="mdPrefix" colspan="4">
template&lt;class E&gt; </td>
        </tr>
        <tr>
          <td class="md" nowrap valign="top">int <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::Append           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const E &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>v</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [inline]</code></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing="5" cellpadding="0" border="0">
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Appends one element onto the end of the array. If the array is dynamically managed, it is enlarged to accomodate another element if necessary.<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>&lt;v&gt;</em>&nbsp;</td><td>value of the new element</td></tr>
  </table>
</dl>
<dl compact><dt><b>Returns:</b></dt><dd>void* -&gt; element added (within array) or NULL if out of memory</dd></dl>
<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="classvtArray.html#293a85ce4234579889beaec4a79e4aac">vtArray::SetAt</a> <a class="el" href="classvtArray.html#40e58c152ada0139faa78fb2495d5d80">vtArray::SetSize</a> <a class="el" href="classvtArray.html#277b6409ae98fc1479707e0f5468ce26">vtArray::RemoveAt</a></dd></dl>
<dl compact><dt><b>Examples:</b></dt><dd><div class="fragment"><pre class="fragment">    vtArray&lt;float&gt;  vals;
    vals.<a class="code" href="classvtArray.html#f45cfa28deec67089450dd878dbc5d22">Append</a>(1.0f);    <span class="comment">// first element</span>
    vals.<a class="code" href="classvtArray.html#f45cfa28deec67089450dd878dbc5d22">Append</a>(2.0f);    <span class="comment">// second element</span>
    vals.<a class="code" href="classvtArray.html#293a85ce4234579889beaec4a79e4aac">SetAt</a>(5, 6.0f);  <span class="comment">// sixth element</span>
    vals.<a class="code" href="classvtArray.html#f45cfa28deec67089450dd878dbc5d22">Append</a>(7.0f);    <span class="comment">// seventh element</span>
</pre></div> </dd></dl>
    </td>
  </tr>
</table>
<a class="anchor" name="0542f0d51605242eb575d2ad0bb2d0fa"></a><!-- doxytag: member="vtArray::DestructItems" ref="0542f0d51605242eb575d2ad0bb2d0fa" args="(unsigned int first, unsigned int last)" --><p>
<table class="mdTable" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="mdPrefix" colspan="4">
template&lt;class E&gt; </td>
        </tr>
        <tr>
          <td class="md" nowrap valign="top">void <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::DestructItems           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">unsigned int&nbsp;</td>
          <td class="mdname" nowrap> <em>first</em>, </td>
        </tr>
        <tr>
          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>unsigned int&nbsp;</td>
          <td class="mdname" nowrap> <em>last</em></td>
        </tr>
        <tr>
          <td class="md"></td>
          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"><code> [inline, protected, virtual]</code></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing="5" cellpadding="0" border="0">
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Called by the array implementation when array items are deleted. The default implementation does _not_ call the destructors for the array items. This will not work if your array elements do memory deallocation in their destructors.<p>
Override this function to explicitly call the destructors properly if you need this functionality.<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>first</em>&nbsp;</td><td>Index of first element to destroy </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>last</em>&nbsp;</td><td>Index of last element to destroy</td></tr>
  </table>
</dl>
<dl compact><dt><b>Example:</b></dt><dd><div class="fragment"><pre class="fragment">    <span class="comment">// Overrides DestructItems to call constructors</span>
    <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classvtArray.html#0542f0d51605242eb575d2ad0bb2d0fa">MyArray::DestructItems</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> first, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> last)
    {
        <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = first; i &lt;= last; ++i)
           <span class="keyword">delete</span> GetAt(i);
    }
</pre></div> </dd></dl>
    </td>
  </tr>
</table>
<a class="anchor" name="ae22276c7490efee40cd72529c7a83b3"></a><!-- doxytag: member="vtArray::Empty" ref="ae22276c7490efee40cd72529c7a83b3" args="()" --><p>
<table class="mdTable" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="mdPrefix" colspan="4">
template&lt;class E&gt; </td>
        </tr>
        <tr>
          <td class="md" nowrap valign="top">void <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::Empty           </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></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing="5" cellpadding="0" border="0">
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Removes the elements in the array but not the array data area. An array is considered empty if it has no elements.<p>
<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#479ebc765d2d240345597ecf68c6cf70">vtArray::IsEmpty</a> </dd></dl>
    </td>
  </tr>
</table>
<a class="anchor" name="e78a2d1a23107684c59be8ad4dd01c87"></a><!-- doxytag: member="vtArray::Find" ref="e78a2d1a23107684c59be8ad4dd01c87" args="(const E &amp;) const " --><p>
<table class="mdTable" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="mdPrefix" colspan="4">
template&lt;class E&gt; </td>
        </tr>
        <tr>
          <td class="md" nowrap valign="top">int <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::Find           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const E &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>elem</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap> const</td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing="5" cellpadding="0" border="0">
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Compares each element of the array to the input element and returns the index of the first one that matches. Comparison of elements is done using operator== (which must be defined for your element class if you want to use Find).<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>&lt;elem&gt;</em>&nbsp;</td><td>value of the element to match</td></tr>
  </table>
</dl>
<dl compact><dt><b>Returns:</b></dt><dd>int index of matching array element or -1 if not found</dd></dl>
<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="classvtArray.html#293a85ce4234579889beaec4a79e4aac">vtArray::SetAt</a></dd></dl>
<dl compact><dt><b>Examples:</b></dt><dd><div class="fragment"><pre class="fragment">    vtArray&lt;int&gt; foo;        <span class="comment">// define integer array</span>
    foo.<a class="code" href="classvtArray.html#f45cfa28deec67089450dd878dbc5d22">Append</a>(5);       <span class="comment">// first element is 5</span>
    foo.<a class="code" href="classvtArray.html#f45cfa28deec67089450dd878dbc5d22">Append</a>(6);       <span class="comment">// second element is 5</span>
    <span class="keywordtype">int</span> t = foo.<a class="code" href="classvtArray.html#e78a2d1a23107684c59be8ad4dd01c87">Find</a>(7);  <span class="comment">// returns -1</span>
    t = foo.<a class="code" href="classvtArray.html#e78a2d1a23107684c59be8ad4dd01c87">Find</a>(6);      <span class="comment">// returns 1</span>
</pre></div> </dd></dl>
    </td>
  </tr>
</table>
<a class="anchor" name="f6e871aae94fe8ffe6d55c3fb5ba813a"></a><!-- doxytag: member="vtArray::GetAt" ref="f6e871aae94fe8ffe6d55c3fb5ba813a" args="(unsigned int i) const " --><p>
<table class="mdTable" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="mdPrefix" colspan="4">
template&lt;class E&gt; </td>
        </tr>
        <tr>
          <td class="md" nowrap valign="top">E &amp; <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::GetAt           </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>i</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap> const<code> [inline]</code></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing="5" cellpadding="0" border="0">
  <tr>
    <td>
      &nbsp;
    </td>
    <td>

<p>
Gets the i'th element of the array.<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>i</em>&nbsp;</td><td>0 based index of element to get. Like C++ arrays, these arrays do not check the range of the index so your program will crash if you supply a number less than zero or greater than the array size as an index.</td></tr>
  </table>
</dl>
<dl compact><dt><b>Returns:</b></dt><dd>element accessed </dd></dl>
    </td>
  </tr>
</table>
<a class="anchor" name="81ebc1b67b973028c847277c64cfcdd3"></a><!-- doxytag: member="vtArray::Grow" ref="81ebc1b67b973028c847277c64cfcdd3" args="(unsigned int)" --><p>
<table class="mdTable" cellpadding="2" cellspacing="0">
  <tr>
    <td class="mdRow">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td class="mdPrefix" colspan="4">
template&lt;class E&gt; </td>
        </tr>
        <tr>
          <td class="md" nowrap valign="top">bool <a class="el" href="classvtArray.html">vtArray</a>&lt; E &gt;::Grow           </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>growto</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [protected, virtual]</code></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<table cellspacing="5" cellpadding="0" border="0">
  <tr>
    <td>
      &nbsp;