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22 <TITLE>Generic Image Library: step_iterator_adaptor Class Template Reference
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38 <div class=
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</a>::
<b>gil
</b>::
<b>detail
</b>::
<a class=
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40 <div class=
"contents">
41 <h1>step_iterator_adaptor Class Template Reference
<br>
43 [
<a class=
"el" href=
"g_i_l_0199.html">step iterators
</a>]
</small>
44 </h1><!-- doxytag: class="boost::gil::detail::step_iterator_adaptor" --><!-- doxytag: inherits="iterator_adaptor" --><code>#include
<<a class=
"el" href=
"g_i_l_0259.html">step_iterator.hpp
</a>></code>
46 <div class=
"dynheader">
47 Inheritance diagram for step_iterator_adaptor:
</div>
48 <div class=
"dynsection">
50 <p><center><img src=
"g_i_l_0005.png" usemap=
"#step_iterator_adaptor_map" border=
"0" alt=
""></center>
51 <map name=
"step_iterator_adaptor_map">
52 <area href=
"g_i_l_0046.html" alt=
"memory_based_step_iterator" shape=
"rect" coords=
"0,56,174,80">
57 <a href=
"g_i_l_0035.html">List of all members.
</a><hr><a name=
"_details"></a><h2>Detailed Description
</h2>
58 <h3>template
<typename Derived, typename Iterator, typename SFn
><br>
59 class boost::gil::detail::step_iterator_adaptor
< Derived, Iterator, SFn
></h3>
61 An adaptor over an existing iterator that changes the step unit.
63 (i.e. distance(it,it+
1)) by a given predicate. Instead of calling base's operators ++, --, +=, -=, etc. the adaptor is using the passed policy object SFn for advancing and for computing the distance between iterators.
<table border=
"0" cellpadding=
"0" cellspacing=
"0">
65 <tr><td colspan=
"2"><br><h2>Public Types
</h2></td></tr>
66 <tr><td class=
"memItemLeft" nowrap
align=
"right" valign=
"top"><a class=
"anchor" name=
"3a1b6e89f2ea9e66e64e9a5da22eff92"></a><!-- doxytag: member="boost::gil::detail::step_iterator_adaptor::parent_t" ref="3a1b6e89f2ea9e66e64e9a5da22eff92" args="" -->
67 typedef iterator_adaptor
<br>
68 < Derived, Iterator,
<br>
69 use_default, use_default,
<br>
70 use_default, typename
<br>
71 SFn::difference_type
> </td><td class=
"memItemRight" valign=
"bottom"><b>parent_t
</b></td></tr>
73 <tr><td class=
"memItemLeft" nowrap
align=
"right" valign=
"top"><a class=
"anchor" name=
"38347e2b83516d4bf62701822467f4f4"></a><!-- doxytag: member="boost::gil::detail::step_iterator_adaptor::base_difference_type" ref="38347e2b83516d4bf62701822467f4f4" args="" -->
74 typedef std::iterator_traits
<br>
75 < Iterator
>::difference_type
</td><td class=
"memItemRight" valign=
"bottom"><b>base_difference_type
</b></td></tr>
77 <tr><td class=
"memItemLeft" nowrap
align=
"right" valign=
"top"><a class=
"anchor" name=
"8fec1ab787cf74a2f23fc3b701e4e88c"></a><!-- doxytag: member="boost::gil::detail::step_iterator_adaptor::difference_type" ref="8fec1ab787cf74a2f23fc3b701e4e88c" args="" -->
78 typedef SFn::difference_type
</td><td class=
"memItemRight" valign=
"bottom"><b>difference_type
</b></td></tr>
80 <tr><td class=
"memItemLeft" nowrap
align=
"right" valign=
"top"><a class=
"anchor" name=
"258697e71d2606a00621f14fd7f2c5d7"></a><!-- doxytag: member="boost::gil::detail::step_iterator_adaptor::reference" ref="258697e71d2606a00621f14fd7f2c5d7" args="" -->
81 typedef std::iterator_traits
<br>
82 < Iterator
>::reference
</td><td class=
"memItemRight" valign=
"bottom"><b>reference
</b></td></tr>
84 <tr><td colspan=
"2"><br><h2>Public Member Functions
</h2></td></tr>
85 <tr><td class=
"memItemLeft" nowrap
align=
"right" valign=
"top"><a class=
"anchor" name=
"15fe6eaea1e52b8f3d3e18c8abf8ada9"></a><!-- doxytag: member="boost::gil::detail::step_iterator_adaptor::step_iterator_adaptor" ref="15fe6eaea1e52b8f3d3e18c8abf8ada9" args="(const Iterator &it, SFn step_fn=SFn())" -->
86 </td><td class=
"memItemRight" valign=
"bottom"><b>step_iterator_adaptor
</b> (const Iterator
&it, SFn step_fn=SFn())
</td></tr>
88 <tr><td class=
"memItemLeft" nowrap
align=
"right" valign=
"top"><a class=
"anchor" name=
"4d9de021528d2fae8de7b71dbc2e3909"></a><!-- doxytag: member="boost::gil::detail::step_iterator_adaptor::step" ref="4d9de021528d2fae8de7b71dbc2e3909" args="() const " -->
89 difference_type
</td><td class=
"memItemRight" valign=
"bottom"><b>step
</b> () const
</td></tr>
91 <tr><td colspan=
"2"><br><h2>Protected Attributes
</h2></td></tr>
92 <tr><td class=
"memItemLeft" nowrap
align=
"right" valign=
"top"><a class=
"anchor" name=
"a6f3d4cf659c02cbee3b014d8d9dc90c"></a><!-- doxytag: member="boost::gil::detail::step_iterator_adaptor::_step_fn" ref="a6f3d4cf659c02cbee3b014d8d9dc90c" args="" -->
93 SFn
</td><td class=
"memItemRight" valign=
"bottom"><b>_step_fn
</b></td></tr>
95 <tr><td colspan=
"2"><br><h2>Friends
</h2></td></tr>
96 <tr><td class=
"memItemLeft" nowrap
align=
"right" valign=
"top"><a class=
"anchor" name=
"c09f73e325921cc50ebcd96bed0f8096"></a><!-- doxytag: member="boost::gil::detail::step_iterator_adaptor::boost::iterator_core_access" ref="c09f73e325921cc50ebcd96bed0f8096" args="" -->
97 class
</td><td class=
"memItemRight" valign=
"bottom"><b>boost::iterator_core_access
</b></td></tr>
100 <hr>The documentation for this class was generated from the following file:
<ul>
101 <li><a class=
"el" href=
"g_i_l_0259.html">step_iterator.hpp
</a></ul>
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