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<h1>valueParam.cpp</h1><div class="fragment"><pre class="fragment">00001 <span class="comment">/*</span>
00002 <span class="comment"> PyEO</span>
00003 <span class="comment"> </span>
00004 <span class="comment"> Copyright (C) 2003 Maarten Keijzer</span>
00005 <span class="comment"></span>
00006 <span class="comment"> This program is free software; you can redistribute it and/or modify</span>
00007 <span class="comment"> it under the terms of the GNU General Public License as published by</span>
00008 <span class="comment"> the Free Software Foundation; either version 2 of the License, or</span>
00009 <span class="comment"> (at your option) any later version.</span>
00010 <span class="comment"></span>
00011 <span class="comment"> This program is distributed in the hope that it will be useful,</span>
00012 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
00013 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
00014 <span class="comment"> GNU General Public License for more details.</span>
00015 <span class="comment"></span>
00016 <span class="comment"> You should have received a copy of the GNU General Public License</span>
00017 <span class="comment"> along with this program; if not, write to the Free Software</span>
00018 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
00019 <span class="comment">*/</span>
00020
00021 <span class="preprocessor">#include &lt;utils/eoParam.h&gt;</span>
00022 <span class="preprocessor">#include &lt;stdexcept&gt;</span>
00023
00024 <span class="comment">// Here's 'len'. Why? dunno</span>
00025 <span class="preprocessor">#include "valueParam.h"</span>
00026 <span class="preprocessor">#include &lt;boost/python/detail/api_placeholder.hpp&gt;</span>
00027
00028 <span class="keyword">using</span> <span class="keyword">namespace </span>boost::python;
00029
00030 <span class="keyword">class </span>ParamWrapper : <span class="keyword">public</span> <a class="code" href="classeo_param.html">eoParam</a>
00031 {
00032 <span class="keyword">public</span>:
00033 PyObject* <span class="keyword">self</span>;
00034 ParamWrapper(PyObject* p) : self(p) {}
00035 ParamWrapper(PyObject* p,
00036 std::string a,
00037 std::string b,
00038 std::string c,
00039 <span class="keywordtype">char</span> d,
00040 <span class="keywordtype">bool</span> e) : <a class="code" href="classeo_param.html">eoParam</a>(a,b,c,d,e), self(p) {}
00041
00042
00043 std::string <a class="code" href="classeo_param.html#a3">getValue</a>()<span class="keyword"> const</span>
00044 <span class="keyword"> </span>{
00045 <span class="keywordflow">return</span> call_method&lt;std::string&gt;(<span class="keyword">self</span>, <span class="stringliteral">"getValueAsString"</span>);
00046 }
00047
00048 <span class="keywordtype">void</span> <a class="code" href="classeo_param.html#a4">setValue</a>(<span class="keyword">const</span> std::string&amp; s)
00049 {
00050 call_method&lt;void&gt;(<span class="keyword">self</span>, <span class="stringliteral">"setValueAsString"</span>, s);
00051 }
00052
00053 };
00054
00055 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
00056 <span class="keyword">struct </span>ValueParam_pickle_suite : boost::python::pickle_suite
00057 {
00058 <span class="keyword">static</span>
00059 boost::python::tuple getstate(<span class="keyword">const</span> <a class="code" href="classeo_value_param.html">eoValueParam&lt;T&gt;</a>&amp; _param)
00060 {
00061 str v(_param.<a class="code" href="classeo_value_param.html#a4">getValue</a>());
00062 str d(_param.<a class="code" href="classeo_param.html#a7">description</a>());
00063 str def(_param.<a class="code" href="classeo_param.html#a8">defValue</a>());
00064 str l(_param.<a class="code" href="classeo_param.html#a6">longName</a>());
00065 object s(_param.<a class="code" href="classeo_param.html#a5">shortName</a>());
00066 object r(_param.<a class="code" href="classeo_param.html#a11">required</a>());
00067 <span class="keywordflow">return</span> make_tuple(v,d,def,l,s,r);
00068 }
00069 <span class="keyword">static</span>
00070 <span class="keywordtype">void</span> setstate(<a class="code" href="classeo_value_param.html">eoValueParam&lt;T&gt;</a>&amp; _param, boost::python::tuple pickled)
00071 {
00072 std::string v = extract&lt;std::string&gt;(pickled[0]);
00073 std::string d = extract&lt;std::string&gt;(pickled[1]);
00074 std::string def = extract&lt;std::string&gt;(pickled[2]);
00075 std::string l = extract&lt;std::string&gt;(pickled[3]);
00076 <span class="keywordtype">char</span> s = extract&lt;char&gt;(pickled[4]);
00077 <span class="keywordtype">bool</span> r = extract&lt;bool&gt;(pickled[5]);
00078
00079 _param = <a class="code" href="classeo_value_param.html">eoValueParam&lt;T&gt;</a>(T(), l, d, s, r);
00080 _param.<a class="code" href="classeo_param.html#a8">defValue</a>(d);
00081 _param.<a class="code" href="classeo_value_param.html#a5">setValue</a>(v);
00082 }
00083 };
00084
00085 <span class="keyword">template</span> &lt;<span class="keyword">class</span> T, <span class="keyword">class</span> U&gt;
00086 U getv(<span class="keyword">const</span> <a class="code" href="classeo_value_param.html">eoValueParam&lt;T&gt;</a>&amp; v) { <span class="keywordflow">return</span> v.<a class="code" href="classeo_value_param.html#a2">value</a>(); }
00087
00088 <span class="keyword">template</span> &lt;<span class="keyword">class</span> T, <span class="keyword">class</span> U&gt;
00089 <span class="keywordtype">void</span> setv(<a class="code" href="classeo_value_param.html">eoValueParam&lt;T&gt;</a>&amp; v, U val) { v.<a class="code" href="classeo_value_param.html#a2">value</a>() = val; }
00090
00091 <span class="keyword">template</span> &lt;&gt;
00092 numeric::array getv&lt; std::vector&lt;double&gt;, numeric::array &gt;
00093 (<span class="keyword">const</span> <a class="code" href="classeo_value_param.html">eoValueParam&lt; std::vector&lt;double&gt;</a> &gt;&amp; param)
00094 {
00095 <span class="keyword">const</span> std::vector&lt;double&gt;&amp; v = param.<a class="code" href="classeo_value_param.html#a2">value</a>();
00096 list result;
00097
00098 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i =0; i &lt; v.size(); ++i)
00099 result.append(v[i]);
00100
00101 <span class="keywordflow">return</span> numeric::array(result);
00102 }
00103
00104 <span class="keyword">template</span> &lt;&gt;
00105 <span class="keywordtype">void</span> setv&lt; std::vector&lt;double&gt;, numeric::array &gt;
00106 (<a class="code" href="classeo_value_param.html">eoValueParam&lt; std::vector&lt;double&gt;</a> &gt;&amp; param, numeric::array val)
00107 {
00108 std::vector&lt;double&gt;&amp; v = param.<a class="code" href="classeo_value_param.html#a2">value</a>();
00109 v.resize( boost::python::len(val) );
00110 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i &lt; v.size(); ++i)
00111 {
00112 extract&lt;double&gt; x(val[i]);
00113 <span class="keywordflow">if</span> (!x.check())
00114 <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"double expected"</span>);
00115
00116 v[i] = x();
00117 }
00118 }
00119
00120 <span class="keyword">template</span> &lt;&gt;
00121 tuple getv&lt;std::pair&lt;double, double&gt;, tuple &gt;
00122 (<span class="keyword">const</span> <a class="code" href="classeo_value_param.html">eoValueParam&lt; std::pair&lt;double,double&gt;</a> &gt;&amp; p)
00123 {
00124 <span class="keywordflow">return</span> make_tuple(p.value().first, p.value().second);
00125 }
00126
00127 <span class="keyword">template</span> &lt;&gt;
00128 <span class="keywordtype">void</span> setv&lt; std::pair&lt;double, double&gt;, tuple &gt;
00129 (<a class="code" href="classeo_value_param.html">eoValueParam&lt; std::pair&lt;double,double&gt;</a> &gt;&amp; p, tuple val)
00130 {
00131 extract&lt;double&gt; first(val[0]);
00132 extract&lt;double&gt; second(val[1]);
00133
00134 <span class="keywordflow">if</span> (!first.check())
00135 <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"doubles expected"</span>);
00136 <span class="keywordflow">if</span> (!second.check())
00137 <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"doubles expected"</span>);
00138
00139 p.<a class="code" href="classeo_value_param.html#a2">value</a>().first = first();
00140 p.<a class="code" href="classeo_value_param.html#a2">value</a>().second = second();
00141 }
00142
00143 <span class="keyword">template</span> &lt;<span class="keyword">class</span> T, <span class="keyword">class</span> U&gt;
00144 <span class="keywordtype">void</span> define_valueParam(std::string prefix)
00145 {
00146 std::string name = <span class="stringliteral">"eoValueParam"</span>;
00147 name += prefix;
00148
00149 class_&lt;eoValueParam&lt;T&gt;, bases&lt;eoParam&gt; &gt;(name.c_str(), init&lt;&gt;())
00150 .def(init&lt;T, std::string, std::string, char, bool&gt;())
00151 .def(init&lt;T, std::string, std::string, char&gt;())
00152 .def(init&lt;T, std::string, std::string&gt;())
00153 .def(init&lt;T, std::string&gt;())
00154 .def(<span class="stringliteral">"getValueAsString"</span>, &amp;<a class="code" href="classeo_value_param.html">eoValueParam&lt;T&gt;</a>::getValue)
00155 .def(<span class="stringliteral">"__str__"</span>, &amp;<a class="code" href="classeo_value_param.html">eoValueParam&lt;T&gt;</a>::getValue)
00156 .def(<span class="stringliteral">"setValueAsString"</span>, &amp;<a class="code" href="classeo_value_param.html">eoValueParam&lt;T&gt;</a>::setValue)
00157 .def(<span class="stringliteral">"getValue"</span>, getv&lt;T, U&gt;)
00158 .def(<span class="stringliteral">"setValue"</span>, setv&lt;T, U&gt;)
00159 .add_property(<span class="stringliteral">"value"</span>, getv&lt;T, U&gt;, setv&lt;T, U&gt;)
00160 .def_pickle(ValueParam_pickle_suite&lt;T&gt;())
00161 ;
00162 }
00163
00164 <span class="keywordtype">void</span> valueParam()
00165 {
00166 class_&lt;eoParam, ParamWrapper, boost::noncopyable&gt;(<span class="stringliteral">"eoParam"</span>, init&lt;&gt;())
00167 .def(init&lt; std::string, std::string, std::string, char, bool&gt;())
00168 .def(<span class="stringliteral">"getValueAsString"</span>, &amp;ParamWrapper::getValue)
00169 .def(<span class="stringliteral">"setValueAsString"</span>, &amp;ParamWrapper::setValue)
00170 .def(<span class="stringliteral">"longName"</span>, &amp;eoParam::longName, return_value_policy&lt;copy_const_reference&gt;())
00171 <span class="comment">//.def("defValue", &amp;eoParam::defValue, return_value_policy&lt;copy_const_reference&gt;())</span>
00172 .def(<span class="stringliteral">"description"</span>, &amp;eoParam::description, return_value_policy&lt;copy_const_reference&gt;())
00173 .def(<span class="stringliteral">"shortName"</span>, &amp;eoParam::shortName)
00174 .def(<span class="stringliteral">"required"</span>, &amp;eoParam::required)
00175 ;
00176
00177 define_valueParam&lt;int, int&gt;(<span class="stringliteral">"Int"</span>);
00178 define_valueParam&lt;double, double&gt;(<span class="stringliteral">"Float"</span>);
00179 define_valueParam&lt;std::vector&lt;double&gt;, numeric::array &gt;(<span class="stringliteral">"Vec"</span>);
00180 define_valueParam&lt; std::pair&lt;double, double&gt;, tuple &gt;(<span class="stringliteral">"Pair"</span>);
00181 <span class="comment">//define_valueParam&lt; object, object &gt;("Py");</span>
00182
00183 class_&lt;ValueParam, bases&lt;eoParam&gt; &gt;(<span class="stringliteral">"eoValueParam"</span>, init&lt;&gt;())
00184 <span class="comment">//.def(init&lt;object, std::string, std::string, char, bool&gt;())</span>
00185 <span class="comment">//.def(init&lt;object, std::string, std::string, char&gt;())</span>
00186 <span class="comment">//.def(init&lt;object, std::string, std::string&gt;())</span>
00187 .def(init&lt;object, std::string&gt;())
00188 .def(<span class="stringliteral">"getValueAsString"</span>, &amp;ValueParam::getValue)
00189 .def(<span class="stringliteral">"__str__"</span>, &amp;ValueParam::getValue)
00190 .def(<span class="stringliteral">"setValueAsString"</span>, &amp;ValueParam::setValue)
00191 .add_property(<span class="stringliteral">"object"</span>, &amp;ValueParam::getObj, &amp;ValueParam::setObj)
00192 ;
00193 }
00194
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