<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> <title>Interval container</title> <link rel="stylesheet" href="../../../../../../doc/src/boostbook.css" type="text/css"> <meta name="generator" content="DocBook XSL Stylesheets V1.74.0"> <link rel="home" href="../../index.html" title="Chapter 1. Boost.Icl"> <link rel="up" href="../examples.html" title="Examples"> <link rel="prev" href="static_interval.html" title="Static interval"> <link rel="next" href="overlap_counter.html" title="Overlap counter"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table cellpadding="2" width="100%"><tr> <td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../boost.png"></td> <td align="center"><a href="../../../../../../index.html">Home</a></td> <td align="center"><a href="../../../../../libraries.htm">Libraries</a></td> <td align="center"><a 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</h3></div></div></div> <p> Example <span class="bold"><strong>interval container</strong></span> demonstrates the characteristic behaviors of different interval containers that are also summarized in the introductory <a class="link" href="../../index.html#boost_icl.introduction.interval_combining_styles" title="Interval Combining Styles">Interval Combining Styles</a>. </p> <p> </p> <p> </p> <pre class="programlisting"><span class="preprocessor">#include</span> <span class="special"><</span><span class="identifier">iostream</span><span class="special">></span> <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> <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> <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> <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> <span class="preprocessor">#include</span> <span class="string">"../toytime.hpp"</span> <span class="keyword">using</span> <span class="keyword">namespace</span> <span class="identifier">std</span><span class="special">;</span> <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> <span class="keyword">void</span> <span class="identifier">interval_container_basics</span><span class="special">()</span> <span class="special">{</span> <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> <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> <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> <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> <span class="comment">// An interval set of type interval_set joins intervals that that overlap or touch each other. </span> <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> <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> <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> <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> <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> <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> <span class="comment">// A separate interval set of type separate_interval_set joins intervals that that </span> <span class="comment">// overlap but it preserves interval borders that just touch each other. You may </span> <span class="comment">// represent time grids like the months of a year as a split_interval_set. </span> <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> <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> <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> <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> <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> <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> <span class="comment">// A split interval set of type split_interval_set preserves all interval </span> <span class="comment">// borders. On insertion of overlapping intervals the intervals in the </span> <span class="comment">// set are split up at the interval borders of the inserted interval. </span> <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> <span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">night_and_day</span><span class="special">;</span> <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> <span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">next_morning</span><span class="special">;</span> <span class="comment">//touching </span> <span class="identifier">splitTimes</span> <span class="special">+=</span> <span class="identifier">next_evening</span><span class="special">;</span> <span class="comment">//disjoint </span> <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> <span class="comment">// A split interval map splits up inserted intervals on overlap and aggregates the </span> <span class="comment">// associated quantities via the operator += </span> <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> <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> <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> <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> <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> <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> <span class="comment">// An interval map joins touching intervals, if associated values are equal </span> <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> <span class="identifier">joiningOverlapCounter</span> <span class="special">=</span> <span class="identifier">overlapCounter</span><span class="special">;</span> <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> <span class="special">}</span> <span class="keyword">int</span> <span class="identifier">main</span><span class="special">()</span> <span class="special">{</span> <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> <span class="identifier">cout</span> <span class="special"><<</span> <span class="string">"--------------------------------------------------------------\n"</span><span class="special">;</span> <span class="identifier">interval_container_basics</span><span class="special">();</span> <span class="keyword">return</span> <span class="number">0</span><span class="special">;</span> <span class="special">}</span> <span class="comment">// Program output: </span><span class="comment">/* ---------------------------------------------------------------------------- >>Interval Container Library: Sample interval_container.cpp << -------------------------------------------------------------- Joined times :[mon:20:00,wed:10:00)[wed:18:00,wed:21:00) Separate times:[mon:20:00,wed:07:00)[wed:07:00,wed:10:00)[wed:18:00,wed:21:00) Split times : [mon:20:00,tue:07:00)[tue:07:00,tue:20:00)[tue:20:00,wed:07:00) [wed:07:00,wed:10:00)[wed:18:00,wed:21:00) Split times overlap counted: {([mon:20:00,tue:07:00)->1)([tue:07:00,tue:20:00)->2)([tue:20:00,wed:07:00)->1) ([wed:07:00,wed:10:00)->1)([wed:18:00,wed:21:00)->1)} Times overlap counted: {([mon:20:00,tue:07:00)->1)([tue:07:00,tue:20:00)->2)([tue:20:00,wed:10:00)->1) ([wed:18:00,wed:21:00)->1)} -----------------------------------------------------------------------------*/</span> </pre> <p> </p> <p> </p> </div> <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> <td align="left"></td> <td align="right"><div class="copyright-footer">Copyright © 2007 -2010 Joachim Faulhaber<br>Copyright © 1999 -2006 Cortex Software GmbH<p> Distributed under the Boost Software License, Version 1.0. (See accompanying 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>) </p> </div></td> </tr></table> <hr> <div class="spirit-nav"> <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> </div> </body> </html>