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<h1>itkConstSliceIterator.h</h1><a href="itkConstSliceIterator_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*=========================================================================</span>
<a name="l00002"></a>00002 <span class="comment"></span>
<a name="l00003"></a>00003 <span class="comment"> Program: Insight Segmentation & Registration Toolkit</span>
<a name="l00004"></a>00004 <span class="comment"> Module: $RCSfile: itkConstSliceIterator.h,v $</span>
<a name="l00005"></a>00005 <span class="comment"> Language: C++</span>
<a name="l00006"></a>00006 <span class="comment"> Date: $Date: 2006-03-19 23:23:51 $</span>
<a name="l00007"></a>00007 <span class="comment"> Version: $Revision: 1.6 $</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> Copyright (c) Insight Software Consortium. All rights reserved.</span>
<a name="l00010"></a>00010 <span class="comment"> See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.</span>
<a name="l00011"></a>00011 <span class="comment"></span>
<a name="l00012"></a>00012 <span class="comment"> This software is distributed WITHOUT ANY WARRANTY; without even </span>
<a name="l00013"></a>00013 <span class="comment"> the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR </span>
<a name="l00014"></a>00014 <span class="comment"> PURPOSE. See the above copyright notices for more information.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment">=========================================================================*/</span>
<a name="l00017"></a>00017 <span class="preprocessor">#ifndef __itkConstSliceIterator_h</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define __itkConstSliceIterator_h</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span>
<a name="l00020"></a>00020 <span class="preprocessor">#include "<a class="code" href="itkMacro_8h.html">itkMacro.h</a>"</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include "<a class="code" href="itkExceptionObject_8h.html">itkExceptionObject.h</a>"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <valarray></span>
<a name="l00023"></a>00023 <span class="keyword">namespace </span>itk {
<a name="l00024"></a>00024
<a name="l00047"></a>00047 <span class="keyword">template</span><<span class="keyword">class</span> TPixel, <span class="keyword">class</span> TContainer>
<a name="l00048"></a><a class="code" href="classitk_1_1ConstSliceIterator.html">00048</a> <span class="keyword">class </span><a class="code" href="itkWin32Header_8h.html#7d4384322557205d75f0719c012dded6">ITK_EXPORT</a> <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a>
<a name="l00049"></a>00049 {
<a name="l00050"></a>00050 <span class="keyword">public</span>:
<a name="l00051"></a>00051
<a name="l00053"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#fce3f5beb8146618cc7015dba54e9784">00053</a> <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a>(<span class="keyword">const</span> TContainer *n, std::slice s)
<a name="l00054"></a>00054 : m_ContainerPointer(n), m_Pos(0), m_Slice(s) {}
<a name="l00055"></a>00055
<a name="l00057"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#c668f9807cd1b285edaa384828620a80">00057</a> <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> Begin()
<a name="l00058"></a>00058 {
<a name="l00059"></a>00059 <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> ans = *<span class="keyword">this</span>;
<a name="l00060"></a>00060 ans.m_Pos = 0;
<a name="l00061"></a>00061 <span class="keywordflow">return</span> ans;
<a name="l00062"></a>00062 }
<a name="l00063"></a>00063
<a name="l00066"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#4923158836ab7ffa12c4d3784b8c9ebd">00066</a> <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> End()
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> ans = *<span class="keyword">this</span>;
<a name="l00069"></a>00069 ans.m_Pos = m_Slice.size();
<a name="l00070"></a>00070 <span class="keywordflow">return</span> ans;
<a name="l00071"></a>00071 }
<a name="l00073"></a>00073
<a name="l00075"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#890957b95d54f44b5e1b5ab2181aab23">00075</a> <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> operator++()
<a name="l00076"></a>00076 {
<a name="l00077"></a>00077 m_Pos++;
<a name="l00078"></a>00078 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080
<a name="l00082"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#40444512559d0bbe19f90660be269f55">00082</a> <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> operator++(<span class="keywordtype">int</span>)
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> ans = *<span class="keyword">this</span>;
<a name="l00085"></a>00085 m_Pos++;
<a name="l00086"></a>00086 <span class="keywordflow">return</span> ans;
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088
<a name="l00091"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#c84fc8ac76eee74d198618a34795f4d1">00091</a> <span class="keyword">const</span> TPixel& operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n)
<a name="l00092"></a>00092 {
<a name="l00093"></a>00093 <span class="keywordflow">return</span> this->Loc(m_Pos=n);
<a name="l00094"></a>00094 }
<a name="l00095"></a>00095
<a name="l00098"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#b6659a2a3461e5450a28871533ca2954">00098</a> <span class="keyword">const</span> TPixel& <a class="code" href="namespaceitk.html#f78c6e7736d8f1eb0a9924605a33cded">operator*</a>()
<a name="l00099"></a>00099 {
<a name="l00100"></a>00100 <span class="keywordflow">return</span> Loc(m_Pos);
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102
<a name="l00105"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#54432502ef333d55e9d17491098e397a">00105</a> <span class="keywordtype">bool</span> <a class="code" href="namespaceitk.html#e1c1b02c301187419478f5126c789a01">operator==</a>(<span class="keyword">const</span> <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> &orig)
<a name="l00106"></a>00106 {
<a name="l00107"></a>00107 <span class="keywordflow">return</span> orig.m_Pos == this->m_Pos
<a name="l00108"></a>00108 && orig.m_Slice.stride() == this->m_Slice.stride()
<a name="l00109"></a>00109 && orig.m_Slice.start() == this->m_Slice.start();
<a name="l00110"></a>00110 }
<a name="l00111"></a>00111
<a name="l00113"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#abb6af3660e036b8329bc4c00b759bef">00113</a> <span class="keywordtype">bool</span> <a class="code" href="namespaceitk_1_1ImageToImageFilterDetail.html#7bf30438b5d3bdc0eddbecd9b17baa3b">operator!=</a>(<span class="keyword">const</span> <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> &orig)
<a name="l00114"></a>00114 {
<a name="l00115"></a>00115 <span class="keywordflow">return</span> ! <a class="code" href="namespaceitk.html#e1c1b02c301187419478f5126c789a01">operator==</a>(orig);
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117
<a name="l00121"></a><a class="code" href="classitk_1_1ConstSliceIterator.html#fc47efae2b052da2da5273af3b681bf6">00121</a> <span class="keywordtype">bool</span> operator<(<span class="keyword">const</span> <a class="code" href="classitk_1_1ConstSliceIterator.html" title="A flexible iterator for itk containers(i.e. itk::Neighborhood) that support pixel...">ConstSliceIterator</a> &orig)
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 <span class="keywordflow">return</span> this->m_Pos < orig.m_Pos
<a name="l00124"></a>00124 && this->m_Slice.stride() == orig.m_Slice.stride()
<a name="l00125"></a>00125 && this->m_Slice.start() == orig.m_Slice.start();
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127
<a name="l00128"></a>00128 <span class="keyword">private</span>:
<a name="l00130"></a>00130 <span class="keyword">const</span> TPixel& Loc(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n)<span class="keyword"> const</span>
<a name="l00131"></a>00131 <span class="keyword"> </span>{
<a name="l00132"></a>00132 <span class="keywordflow">return</span> (*m_ContainerPointer)[m_Slice.start() + n * m_Slice.stride()];
<a name="l00133"></a>00133 }
<a name="l00134"></a>00134
<a name="l00136"></a>00136 <span class="keyword">const</span> TContainer *m_ContainerPointer;
<a name="l00137"></a>00137
<a name="l00139"></a>00139 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> m_Pos;
<a name="l00140"></a>00140
<a name="l00142"></a>00142 std::slice m_Slice;
<a name="l00143"></a>00143 };
<a name="l00144"></a>00144
<a name="l00145"></a>00145 } <span class="comment">// end namespace itk</span>
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="preprocessor">#endif</span>
<a name="l00148"></a>00148 <span class="preprocessor"></span>
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