1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>Interval container</title> 5<link rel="stylesheet" href="../../../../../../doc/src/boostbook.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="../../index.html" title="Chapter 1. Boost.Icl"> 8<link rel="up" href="../examples.html" title="Examples"> 9<link rel="prev" href="static_interval.html" title="Static interval"> 10<link rel="next" href="overlap_counter.html" title="Overlap counter"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<table cellpadding="2" width="100%"><tr> 14<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../boost.png"></td> 15<td align="center"><a href="../../../../../../index.html">Home</a></td> 16<td align="center"><a href="../../../../../libraries.htm">Libraries</a></td> 17<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> 18<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> 19<td align="center"><a href="../../../../../../more/index.htm">More</a></td> 20</tr></table> 21<hr> 22<div class="spirit-nav"> 23<a accesskey="p" href="static_interval.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../examples.html"><img src="../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="overlap_counter.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 24</div> 25<div class="section"> 26<div class="titlepage"><div><div><h3 class="title"> 27<a name="boost_icl.examples.interval_container"></a><a class="link" href="interval_container.html" title="Interval container">Interval container</a> 28</h3></div></div></div> 29<p> 30 Example <span class="bold"><strong>interval container</strong></span> demonstrates 31 the characteristic behaviors of different interval containers that are also 32 summarized in the introductory <a class="link" href="../../index.html#boost_icl.introduction.interval_combining_styles" title="Interval Combining Styles">Interval 33 Combining Styles</a>. 34 </p> 35<p> 36</p> 37<pre class="programlisting"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">iostream</span><span class="special">></span> 38<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">icl</span><span class="special">/</span><span class="identifier">interval_set</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> 39<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">icl</span><span class="special">/</span><span class="identifier">separate_interval_set</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> 40<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">icl</span><span class="special">/</span><span class="identifier">split_interval_set</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> 41<span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">icl</span><span class="special">/</span><span class="identifier">split_interval_map</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">></span> 42<span class="preprocessor">#include</span> <span class="string">"../toytime.hpp"</span> 43 44<span class="keyword">using</span> <span class="keyword">namespace</span> <span class="identifier">std</span><span class="special">;</span> 45<span class="keyword">using</span> <span class="keyword">namespace</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">icl</span><span class="special">;</span> 46 47<span class="keyword">void</span> <span class="identifier">interval_container_basics</span><span class="special">()</span> 48<span class="special">{</span> 49 <span class="identifier">interval</span><span class="special"><</span><span class="identifier">Time</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">night_and_day</span><span class="special">(</span><span class="identifier">Time</span><span class="special">(</span><span class="identifier">monday</span><span class="special">,</span> <span class="number">20</span><span class="special">,</span><span class="number">00</span><span class="special">),</span> <span class="identifier">Time</span><span class="special">(</span><span class="identifier">tuesday</span><span class="special">,</span> <span class="number">20</span><span class="special">,</span><span class="number">00</span><span class="special">));</span> 50 <span class="identifier">interval</span><span class="special"><</span><span class="identifier">Time</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">day_and_night</span><span class="special">(</span><span class="identifier">Time</span><span class="special">(</span><span class="identifier">tuesday</span><span class="special">,</span> <span class="number">7</span><span class="special">,</span><span class="number">00</span><span class="special">),</span> <span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span> <span class="number">7</span><span class="special">,</span><span class="number">00</span><span class="special">));</span> 51 <span class="identifier">interval</span><span class="special"><</span><span class="identifier">Time</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">next_morning</span><span class="special">(</span><span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span> <span class="number">7</span><span class="special">,</span><span class="number">00</span><span class="special">),</span> <span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span><span class="number">10</span><span class="special">,</span><span class="number">00</span><span class="special">));</span> 52 <span class="identifier">interval</span><span class="special"><</span><span class="identifier">Time</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">next_evening</span><span class="special">(</span><span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span><span class="number">18</span><span class="special">,</span><span class="number">00</span><span class="special">),</span> <span class="identifier">Time</span><span class="special">(</span><span class="identifier">wednesday</span><span class="special">,</span><span class="number">21</span><span class="special">,</span><span class="number">00</span><span class="special">));</span> 53 54 <span class="comment">// An interval set of type interval_set joins intervals that that overlap or touch each other.</span> 55 <span class="identifier">interval_set</span><span class="special"><</span><span class="identifier">Time</span><span class="special">></span> <span class="identifier">joinedTimes</span><span class="special">;</span> 56 <span class="identifier">joinedTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">night_and_day</span><span class="special">);</span> 57 <span class="identifier">joinedTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">day_and_night</span><span class="special">);</span> <span class="comment">//overlapping in 'day' [07:00, 20.00)</span> 58 <span class="identifier">joinedTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">next_morning</span><span class="special">);</span> <span class="comment">//touching</span> 59 <span class="identifier">joinedTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">next_evening</span><span class="special">);</span> <span class="comment">//disjoint</span> 60 61 <span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Joined times :"</span> <span class="special"><<</span> <span class="identifier">joinedTimes</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span> 62 63 <span class="comment">// A separate interval set of type separate_interval_set joins intervals that that </span> 64 <span class="comment">// overlap but it preserves interval borders that just touch each other. You may </span> 65 <span class="comment">// represent time grids like the months of a year as a split_interval_set.</span> 66 <span class="identifier">separate_interval_set</span><span class="special"><</span><span class="identifier">Time</span><span class="special">></span> <span class="identifier">separateTimes</span><span class="special">;</span> 67 <span class="identifier">separateTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">night_and_day</span><span class="special">);</span> 68 <span class="identifier">separateTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">day_and_night</span><span class="special">);</span> <span class="comment">//overlapping in 'day' [07:00, 20.00)</span> 69 <span class="identifier">separateTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">next_morning</span><span class="special">);</span> <span class="comment">//touching</span> 70 <span class="identifier">separateTimes</span><span class="special">.</span><span class="identifier">insert</span><span class="special">(</span><span class="identifier">next_evening</span><span class="special">);</span> <span class="comment">//disjoint</span> 71 72 <span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Separate times:"</span> <span class="special"><<</span> <span class="identifier">separateTimes</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span> 73 74 <span class="comment">// A split interval set of type split_interval_set preserves all interval</span> 75 <span class="comment">// borders. On insertion of overlapping intervals the intervals in the</span> 76 <span class="comment">// set are split up at the interval borders of the inserted interval.</span> 77 <span class="identifier">split_interval_set</span><span class="special"><</span><span class="identifier">Time</span><span class="special">></span> <span class="identifier">splitTimes</span><span class="special">;</span> 78 <span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">night_and_day</span><span class="special">;</span> 79 <span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">day_and_night</span><span class="special">;</span> <span class="comment">//overlapping in 'day' [07:00, 20:00)</span> 80 <span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">next_morning</span><span class="special">;</span> <span class="comment">//touching</span> 81 <span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">next_evening</span><span class="special">;</span> <span class="comment">//disjoint</span> 82 83 <span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Split times :\n"</span> <span class="special"><<</span> <span class="identifier">splitTimes</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span> 84 85 <span class="comment">// A split interval map splits up inserted intervals on overlap and aggregates the</span> 86 <span class="comment">// associated quantities via the operator +=</span> 87 <span class="identifier">split_interval_map</span><span class="special"><</span><span class="identifier">Time</span><span class="special">,</span> <span class="keyword">int</span><span class="special">></span> <span class="identifier">overlapCounter</span><span class="special">;</span> 88 <span class="identifier">overlapCounter</span> <span class="special">+=</span> <span class="identifier">make_pair</span><span class="special">(</span><span class="identifier">night_and_day</span><span class="special">,</span><span class="number">1</span><span class="special">);</span> 89 <span class="identifier">overlapCounter</span> <span class="special">+=</span> <span class="identifier">make_pair</span><span class="special">(</span><span class="identifier">day_and_night</span><span class="special">,</span><span class="number">1</span><span class="special">);</span> <span class="comment">//overlapping in 'day' [07:00, 20.00)</span> 90 <span class="identifier">overlapCounter</span> <span class="special">+=</span> <span class="identifier">make_pair</span><span class="special">(</span><span class="identifier">next_morning</span><span class="special">,</span> <span class="number">1</span><span class="special">);</span> <span class="comment">//touching</span> 91 <span class="identifier">overlapCounter</span> <span class="special">+=</span> <span class="identifier">make_pair</span><span class="special">(</span><span class="identifier">next_evening</span><span class="special">,</span> <span class="number">1</span><span class="special">);</span> <span class="comment">//disjoint</span> 92 93 <span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Split times overlap counted:\n"</span> <span class="special"><<</span> <span class="identifier">overlapCounter</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span> 94 95 <span class="comment">// An interval map joins touching intervals, if associated values are equal</span> 96 <span class="identifier">interval_map</span><span class="special"><</span><span class="identifier">Time</span><span class="special">,</span> <span class="keyword">int</span><span class="special">></span> <span class="identifier">joiningOverlapCounter</span><span class="special">;</span> 97 <span class="identifier">joiningOverlapCounter</span> <span class="special">=</span> <span class="identifier">overlapCounter</span><span class="special">;</span> 98 <span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"Times overlap counted:\n"</span> <span class="special"><<</span> <span class="identifier">joiningOverlapCounter</span> <span class="special"><<</span> <span class="identifier">endl</span><span class="special">;</span> 99<span class="special">}</span> 100 101<span class="keyword">int</span> <span class="identifier">main</span><span class="special">()</span> 102<span class="special">{</span> 103 <span class="identifier">cout</span> <span class="special"><<</span> <span class="string">">>Interval Container Library: Sample interval_container.cpp <<\n"</span><span class="special">;</span> 104 <span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"--------------------------------------------------------------\n"</span><span class="special">;</span> 105 <span class="identifier">interval_container_basics</span><span class="special">();</span> 106 <span class="keyword">return</span> <span class="number">0</span><span class="special">;</span> 107<span class="special">}</span> 108 109 110<span class="comment">// Program output:</span> 111<span class="comment">/* ---------------------------------------------------------------------------- 112>>Interval Container Library: Sample interval_container.cpp << 113-------------------------------------------------------------- 114Joined times :[mon:20:00,wed:10:00)[wed:18:00,wed:21:00) 115Separate times:[mon:20:00,wed:07:00)[wed:07:00,wed:10:00)[wed:18:00,wed:21:00) 116Split times : 117[mon:20:00,tue:07:00)[tue:07:00,tue:20:00)[tue:20:00,wed:07:00) 118[wed:07:00,wed:10:00)[wed:18:00,wed:21:00) 119Split times overlap counted: 120{([mon:20:00,tue:07:00)->1)([tue:07:00,tue:20:00)->2)([tue:20:00,wed:07:00)->1) 121([wed:07:00,wed:10:00)->1)([wed:18:00,wed:21:00)->1)} 122Times overlap counted: 123{([mon:20:00,tue:07:00)->1)([tue:07:00,tue:20:00)->2)([tue:20:00,wed:10:00)->1) 124([wed:18:00,wed:21:00)->1)} 125-----------------------------------------------------------------------------*/</span> 126</pre> 127<p> 128 </p> 129</div> 130<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 131<td align="left"></td> 132<td align="right"><div class="copyright-footer">Copyright © 2007-2010 Joachim 133 Faulhaber<br>Copyright © 1999-2006 Cortex Software 134 GmbH<p> 135 Distributed under the Boost Software License, Version 1.0. (See accompanying 136 file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) 137 </p> 138</div></td> 139</tr></table> 140<hr> 141<div class="spirit-nav"> 142<a accesskey="p" href="static_interval.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../examples.html"><img src="../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="overlap_counter.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 143</div> 144</body> 145</html> 146
