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updated some issues for indirect_iterator

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[SVN r21640]
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Jeremy Siek
2004-01-12 19:30:48 +00:00
parent 6085e03da0
commit db9d88ad7b
4 changed files with 117 additions and 155 deletions
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doc/facade-and-adaptor.html
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@ -130,8 +130,8 @@ by adapting other iterators.</td>
<li><a class="reference" href="#function-output-iterator" id="id66" name="id66">Function output iterator</a><ul>
<li><a class="reference" href="#class-template-function-output-iterator" id="id67" name="id67">Class template <tt class="literal"><span class="pre">function_output_iterator</span></tt></a></li>
<li><a class="reference" href="#function-output-iterator-requirements" id="id68" name="id68"><tt class="literal"><span class="pre">function_output_iterator</span></tt> requirements</a></li>
<li><a class="reference" href="#function-output-iterator-operations" id="id69" name="id69"><tt class="literal"><span class="pre">function_output_iterator</span></tt> operations</a></li>
<li><a class="reference" href="#function-output-iterator-output-proxy-operations" id="id70" name="id70"><tt class="literal"><span class="pre">function_output_iterator::output_proxy</span></tt> operations</a></li>
<li><a class="reference" href="#function-output-iterator-models" id="id69" name="id69"><tt class="literal"><span class="pre">function_output_iterator</span></tt> models</a></li>
<li><a class="reference" href="#function-output-iterator-operations" id="id70" name="id70"><tt class="literal"><span class="pre">function_output_iterator</span></tt> operations</a></li>
</ul>
</li>
</ul>
@ -2212,54 +2212,52 @@ proxy object.</p>
template &lt;class UnaryFunction&gt;
class function_output_iterator {
public:
typedef iterator_tag&lt;
writable_iterator
, incrementable_traversal_tag
&gt; iterator_category;
typedef void value_type;
typedef void difference_type;
typedef void pointer;
typedef void reference;
typedef std::output_iterator_tag iterator_category;
typedef void value_type;
typedef void difference_type;
typedef void pointer;
typedef void reference;
explicit function_output_iterator(const UnaryFunction&amp; f = UnaryFunction());
struct output_proxy {
output_proxy(UnaryFunction&amp; f);
template &lt;class T&gt; output_proxy&amp; operator=(const T&amp; value);
};
output_proxy operator*();
/* implementation defined */ operator*();
function_output_iterator&amp; operator++();
function_output_iterator&amp; operator++(int);
private:
UnaryFunction m_f; // exposition only
};
</pre>
</div>
<div class="section" id="function-output-iterator-requirements">
<h4><a class="toc-backref" href="#id68" name="function-output-iterator-requirements"><tt class="literal"><span class="pre">function_output_iterator</span></tt> requirements</a></h4>
<p>The <tt class="literal"><span class="pre">UnaryFunction</span></tt> must be Assignable, Copy Constructible, and the
expression <tt class="literal"><span class="pre">f(x)</span></tt> must be valid, where <tt class="literal"><span class="pre">f</span></tt> is an object of type
<tt class="literal"><span class="pre">UnaryFunction</span></tt> and <tt class="literal"><span class="pre">x</span></tt> is an object of a type accepted by <tt class="literal"><span class="pre">f</span></tt>.
The resulting <tt class="literal"><span class="pre">function_output_iterator</span></tt> is a model of the Writable
and Incrementable Iterator concepts.</p>
<p>The <tt class="literal"><span class="pre">UnaryFunction</span></tt> must be Assignable, Copy Constructible.</p>
</div>
<div class="section" id="function-output-iterator-models">
<h4><a class="toc-backref" href="#id69" name="function-output-iterator-models"><tt class="literal"><span class="pre">function_output_iterator</span></tt> models</a></h4>
<p><tt class="literal"><span class="pre">function_output_iterator</span></tt> is a model of the Writable and
Incrementable Iterator concepts.</p>
</div>
<div class="section" id="function-output-iterator-operations">
<h4><a class="toc-backref" href="#id69" name="function-output-iterator-operations"><tt class="literal"><span class="pre">function_output_iterator</span></tt> operations</a></h4>
<h4><a class="toc-backref" href="#id70" name="function-output-iterator-operations"><tt class="literal"><span class="pre">function_output_iterator</span></tt> operations</a></h4>
<p><tt class="literal"><span class="pre">explicit</span> <span class="pre">function_output_iterator(const</span> <span class="pre">UnaryFunction&amp;</span> <span class="pre">f</span> <span class="pre">=</span> <span class="pre">UnaryFunction());</span></tt></p>
<table class="field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">function_output_iterator</span></tt> with
<tt class="literal"><span class="pre">f</span></tt> stored as a data member.</td>
<tt class="literal"><span class="pre">m_f</span></tt> constructed from <tt class="literal"><span class="pre">f</span></tt>.</td>
</tr>
</tbody>
</table>
<p><tt class="literal"><span class="pre">output_proxy</span> <span class="pre">operator*();</span></tt></p>
<p><tt class="literal"><span class="pre">/*</span> <span class="pre">implementation</span> <span class="pre">defined</span> <span class="pre">*/</span> <span class="pre">operator*();</span></tt></p>
<table class="field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">output_proxy</span></tt> constructed with
a copy of the unary function <tt class="literal"><span class="pre">f</span></tt>.</td>
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An object <tt class="literal"><span class="pre">r</span></tt> of implementation defined type
such that if <tt class="literal"><span class="pre">f(t)</span></tt> is a valid expression for
some object <tt class="literal"><span class="pre">t</span></tt> then <tt class="literal"><span class="pre">r</span> <span class="pre">=</span> <span class="pre">t</span></tt> is a valid expression.
<tt class="literal"><span class="pre">r</span> <span class="pre">=</span> <span class="pre">t</span></tt> will have the same effect as <tt class="literal"><span class="pre">f(t)</span></tt>.</td>
</tr>
</tbody>
</table>
@ -2281,32 +2279,6 @@ a copy of the unary function <tt class="literal"><span class="pre">f</span></tt>
</tr>
</tbody>
</table>
</div>
<div class="section" id="function-output-iterator-output-proxy-operations">
<h4><a class="toc-backref" href="#id70" name="function-output-iterator-output-proxy-operations"><tt class="literal"><span class="pre">function_output_iterator::output_proxy</span></tt> operations</a></h4>
<p><tt class="literal"><span class="pre">output_proxy(UnaryFunction&amp;</span> <span class="pre">f);</span></tt></p>
<table class="field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Returns:</th><td class="field-body">An instance of <tt class="literal"><span class="pre">output_proxy</span></tt> with <tt class="literal"><span class="pre">f</span></tt> stored as
a data member.</td>
</tr>
</tbody>
</table>
<p><tt class="literal"><span class="pre">template</span> <span class="pre">&lt;class</span> <span class="pre">T&gt;</span> <span class="pre">output_proxy&amp;</span> <span class="pre">operator=(const</span> <span class="pre">T&amp;</span> <span class="pre">value);</span></tt></p>
<table class="field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field"><th class="field-name">Effects:</th><td class="field-body"><pre class="first last literal-block">
m_f(value);
return *this;
</pre>
</td>
</tr>
</tbody>
</table>
<!-- LocalWords: Abrahams Siek Witt istream ostream iter MTL strided interoperate
LocalWords: CRTP metafunctions inlining lvalue JGS incrementable BGL LEDA cv
LocalWords: GraphBase struct ptrdiff UnaryFunction const int typename bool pp
@ -2321,7 +2293,7 @@ LocalWords: OtherIncrementable Coplien -->
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