<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>Qwt User's Guide: qwt_picker_machine.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.3 --> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">Qwt User's Guide <span id="projectnumber">6.0.1</span></div> </td> </tr> </tbody> </table> </div> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> </ul> </div> <div class="header"> <div class="headertitle"> <h1>qwt_picker_machine.h</h1> </div> </div> <div class="contents"> <div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span> <a name="l00002"></a>00002 <span class="comment"> * Qwt Widget Library</span> <a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span> <a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span> <a name="l00005"></a>00005 <span class="comment"> *</span> <a name="l00006"></a>00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span> <a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span> <a name="l00008"></a>00008 <span class="comment"> *****************************************************************************/</span> <a name="l00009"></a>00009 <a name="l00010"></a>00010 <span class="preprocessor">#ifndef QWT_PICKER_MACHINE</span> <a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define QWT_PICKER_MACHINE 1</span> <a name="l00012"></a>00012 <span class="preprocessor"></span> <a name="l00013"></a>00013 <span class="preprocessor">#include "qwt_global.h"</span> <a name="l00014"></a>00014 <span class="preprocessor">#include <qlist.h></span> <a name="l00015"></a>00015 <a name="l00016"></a>00016 <span class="keyword">class </span>QEvent; <a name="l00017"></a>00017 <span class="keyword">class </span><a class="code" href="class_qwt_event_pattern.html" title="A collection of event patterns.">QwtEventPattern</a>; <a name="l00018"></a>00018 <a name="l00028"></a><a class="code" href="class_qwt_picker_machine.html">00028</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a> <a name="l00029"></a>00029 { <a name="l00030"></a>00030 <span class="keyword">public</span>: <a name="l00035"></a><a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">00035</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">SelectionType</a> <a name="l00036"></a>00036 { <a name="l00038"></a><a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937da326bcc03f7a99aa5970d875f3db46888">00038</a> NoSelection = -1, <a name="l00039"></a>00039 <a name="l00041"></a><a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937dae65a34cc1ca5d818eb65c05b2484d855">00041</a> <a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937dae65a34cc1ca5d818eb65c05b2484d855" title="The state machine is for selecting a single point.">PointSelection</a>, <a name="l00042"></a>00042 <a name="l00044"></a><a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937da9f540e78958e8e238240584120e8af1d">00044</a> <a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937da9f540e78958e8e238240584120e8af1d" title="The state machine is for selecting a rectangle (2 points).">RectSelection</a>, <a name="l00045"></a>00045 <a name="l00047"></a><a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937dac74671ee5ba5d6fd0410f71db1aa3b97">00047</a> PolygonSelection <a name="l00048"></a>00048 }; <a name="l00049"></a>00049 <a name="l00051"></a><a class="code" href="class_qwt_picker_machine.html#a3a8d3d4c107ce5f8351e4cbdd38c43f7">00051</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_picker_machine.html#a3a8d3d4c107ce5f8351e4cbdd38c43f7" title="Commands - the output of a state machine.">Command</a> <a name="l00052"></a>00052 { <a name="l00053"></a>00053 Begin, <a name="l00054"></a>00054 Append, <a name="l00055"></a>00055 Move, <a name="l00056"></a>00056 Remove, <a name="l00057"></a>00057 End <a name="l00058"></a>00058 }; <a name="l00059"></a>00059 <a name="l00060"></a>00060 <a class="code" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a>( SelectionType ); <a name="l00061"></a>00061 <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a>(); <a name="l00062"></a>00062 <a name="l00064"></a>00064 <span class="keyword">virtual</span> QList<Command> transition( <a name="l00065"></a>00065 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html" title="A collection of event patterns.">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent * ) = 0; <a name="l00066"></a>00066 <span class="keywordtype">void</span> reset(); <a name="l00067"></a>00067 <a name="l00068"></a>00068 <span class="keywordtype">int</span> state() <span class="keyword">const</span>; <a name="l00069"></a>00069 <span class="keywordtype">void</span> setState( <span class="keywordtype">int</span> ); <a name="l00070"></a>00070 <a name="l00071"></a>00071 SelectionType selectionType() <span class="keyword">const</span>; <a name="l00072"></a>00072 <a name="l00073"></a>00073 <span class="keyword">private</span>: <a name="l00074"></a>00074 <span class="keyword">const</span> SelectionType d_selectionType; <a name="l00075"></a>00075 <span class="keywordtype">int</span> d_state; <a name="l00076"></a>00076 }; <a name="l00077"></a>00077 <a name="l00085"></a><a class="code" href="class_qwt_picker_tracker_machine.html">00085</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_tracker_machine.html" title="A state machine for indicating mouse movements.">QwtPickerTrackerMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a> <a name="l00086"></a>00086 { <a name="l00087"></a>00087 <span class="keyword">public</span>: <a name="l00088"></a>00088 <a class="code" href="class_qwt_picker_tracker_machine.html" title="A state machine for indicating mouse movements.">QwtPickerTrackerMachine</a>(); <a name="l00089"></a>00089 <a name="l00090"></a>00090 <span class="keyword">virtual</span> QList<Command> <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968" title="Transition.">transition</a>( <a name="l00091"></a>00091 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html" title="A collection of event patterns.">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent * ); <a name="l00092"></a>00092 }; <a name="l00093"></a>00093 <a name="l00102"></a><a class="code" href="class_qwt_picker_click_point_machine.html">00102</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_click_point_machine.html" title="A state machine for point selections.">QwtPickerClickPointMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a> <a name="l00103"></a>00103 { <a name="l00104"></a>00104 <span class="keyword">public</span>: <a name="l00105"></a>00105 <a class="code" href="class_qwt_picker_click_point_machine.html" title="A state machine for point selections.">QwtPickerClickPointMachine</a>(); <a name="l00106"></a>00106 <a name="l00107"></a>00107 <span class="keyword">virtual</span> QList<Command> <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968" title="Transition.">transition</a>( <a name="l00108"></a>00108 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html" title="A collection of event patterns.">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent * ); <a name="l00109"></a>00109 }; <a name="l00110"></a>00110 <a name="l00118"></a><a class="code" href="class_qwt_picker_drag_point_machine.html">00118</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_drag_point_machine.html" title="A state machine for point selections.">QwtPickerDragPointMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a> <a name="l00119"></a>00119 { <a name="l00120"></a>00120 <span class="keyword">public</span>: <a name="l00121"></a>00121 <a class="code" href="class_qwt_picker_drag_point_machine.html" title="A state machine for point selections.">QwtPickerDragPointMachine</a>(); <a name="l00122"></a>00122 <a name="l00123"></a>00123 <span class="keyword">virtual</span> QList<Command> <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968" title="Transition.">transition</a>( <a name="l00124"></a>00124 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html" title="A collection of event patterns.">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent * ); <a name="l00125"></a>00125 }; <a name="l00126"></a>00126 <a name="l00140"></a><a class="code" href="class_qwt_picker_click_rect_machine.html">00140</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_click_rect_machine.html" title="A state machine for rectangle selections.">QwtPickerClickRectMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a> <a name="l00141"></a>00141 { <a name="l00142"></a>00142 <span class="keyword">public</span>: <a name="l00143"></a>00143 <a class="code" href="class_qwt_picker_click_rect_machine.html" title="A state machine for rectangle selections.">QwtPickerClickRectMachine</a>(); <a name="l00144"></a>00144 <a name="l00145"></a>00145 <span class="keyword">virtual</span> QList<Command> <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968" title="Transition.">transition</a>( <a name="l00146"></a>00146 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html" title="A collection of event patterns.">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent * ); <a name="l00147"></a>00147 }; <a name="l00148"></a>00148 <a name="l00161"></a><a class="code" href="class_qwt_picker_drag_rect_machine.html">00161</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_drag_rect_machine.html" title="A state machine for rectangle selections.">QwtPickerDragRectMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a> <a name="l00162"></a>00162 { <a name="l00163"></a>00163 <span class="keyword">public</span>: <a name="l00164"></a>00164 <a class="code" href="class_qwt_picker_drag_rect_machine.html" title="A state machine for rectangle selections.">QwtPickerDragRectMachine</a>(); <a name="l00165"></a>00165 <a name="l00166"></a>00166 <span class="keyword">virtual</span> QList<Command> <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968" title="Transition.">transition</a>( <a name="l00167"></a>00167 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html" title="A collection of event patterns.">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent * ); <a name="l00168"></a>00168 }; <a name="l00169"></a>00169 <a name="l00181"></a><a class="code" href="class_qwt_picker_polygon_machine.html">00181</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_polygon_machine.html" title="A state machine for polygon selections.">QwtPickerPolygonMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a> <a name="l00182"></a>00182 { <a name="l00183"></a>00183 <span class="keyword">public</span>: <a name="l00184"></a>00184 <a class="code" href="class_qwt_picker_polygon_machine.html" title="A state machine for polygon selections.">QwtPickerPolygonMachine</a>(); <a name="l00185"></a>00185 <a name="l00186"></a>00186 <span class="keyword">virtual</span> QList<Command> <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968" title="Transition.">transition</a>( <a name="l00187"></a>00187 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html" title="A collection of event patterns.">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent * ); <a name="l00188"></a>00188 }; <a name="l00189"></a>00189 <a name="l00190"></a>00190 <span class="preprocessor">#endif</span> </pre></div></div> </div> <hr class="footer"/><address class="footer"><small>Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.3 </small></address> </body> </html>