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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>Qwt User's Guide: qwt_picker_machine.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.4.6 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="classes.html"><span>Classes</span></a></li> <li id="current"><a href="files.html"><span>Files</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> </ul></div><h1>qwt_picker_machine.h</h1><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">#if QT_VERSION < 0x040000</span><a name="l00015"></a>00015 <span class="preprocessor"></span><span class="preprocessor">#include <qvaluelist.h></span><a name="l00016"></a>00016 <span class="preprocessor">#else</span><a name="l00017"></a>00017 <span class="preprocessor"></span><span class="preprocessor">#include <qlist.h></span><a name="l00018"></a>00018 <span class="preprocessor">#endif</span><a name="l00019"></a>00019 <span class="preprocessor"></span><a name="l00020"></a>00020 <span class="keyword">class </span>QEvent;<a name="l00021"></a>00021 <span class="keyword">class </span><a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a>;<a name="l00022"></a>00022 <a name="l00032"></a><a class="code" href="class_qwt_picker_machine.html">00032</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a><a name="l00033"></a>00033 {<a name="l00034"></a>00034 <span class="keyword">public</span>:<a name="l00036"></a><a class="code" href="class_qwt_picker_machine.html#3a8d3d4c107ce5f8351e4cbdd38c43f7">00036</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_picker_machine.html#3a8d3d4c107ce5f8351e4cbdd38c43f7">Command</a><a name="l00037"></a>00037 {<a name="l00038"></a>00038 Begin,<a name="l00039"></a>00039 Append,<a name="l00040"></a>00040 Move,<a name="l00041"></a>00041 End<a name="l00042"></a>00042 };<a name="l00043"></a>00043 <a name="l00044"></a>00044 <span class="preprocessor">#if QT_VERSION < 0x040000</span><a name="l00045"></a>00045 <span class="preprocessor"></span> <span class="keyword">typedef</span> QValueList<Command> CommandList;<a name="l00046"></a>00046 <span class="preprocessor">#else</span><a name="l00047"></a><a class="code" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">00047</a> <span class="preprocessor"></span> <span class="keyword">typedef</span> QList<Command> CommandList;<a name="l00048"></a>00048 <span class="preprocessor">#endif</span><a name="l00049"></a>00049 <span class="preprocessor"></span><a name="l00050"></a>00050 <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a>();<a name="l00051"></a>00051 <a name="l00053"></a>00053 <span class="keyword">virtual</span> CommandList transition(<a name="l00054"></a>00054 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent *) = 0;<a name="l00055"></a>00055 <span class="keywordtype">void</span> reset(); <a name="l00056"></a>00056 <a name="l00057"></a>00057 <span class="keywordtype">int</span> state() <span class="keyword">const</span>;<a name="l00058"></a>00058 <span class="keywordtype">void</span> setState(<span class="keywordtype">int</span>);<a name="l00059"></a>00059 <a name="l00060"></a>00060 <span class="keyword">protected</span>:<a name="l00061"></a>00061 <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a>();<a name="l00062"></a>00062 <a name="l00063"></a>00063 <span class="keyword">private</span>:<a name="l00064"></a>00064 <span class="keywordtype">int</span> d_state;<a name="l00065"></a>00065 };<a name="l00066"></a>00066 <a name="l00075"></a><a class="code" href="class_qwt_picker_click_point_machine.html">00075</a> <span class="keyword">class </span>QWT_EXPORT QwtPickerClickPointMachine: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a><a name="l00076"></a>00076 {<a name="l00077"></a>00077 <span class="keyword">public</span>:<a name="l00078"></a>00078 <span class="keyword">virtual</span> CommandList <a class="code" href="class_qwt_picker_machine.html#471bbb0faec23939aadb94e5e5f9ef73">transition</a>(<a name="l00079"></a>00079 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent *);<a name="l00080"></a>00080 };<a name="l00081"></a>00081 <a name="l00089"></a><a class="code" href="class_qwt_picker_drag_point_machine.html">00089</a> <span class="keyword">class </span>QWT_EXPORT QwtPickerDragPointMachine: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a><a name="l00090"></a>00090 {<a name="l00091"></a>00091 <span class="keyword">public</span>:<a name="l00092"></a>00092 <span class="keyword">virtual</span> CommandList <a class="code" href="class_qwt_picker_machine.html#471bbb0faec23939aadb94e5e5f9ef73">transition</a>(<a name="l00093"></a>00093 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent *);<a name="l00094"></a>00094 };<a name="l00095"></a>00095 <a name="l00109"></a><a class="code" href="class_qwt_picker_click_rect_machine.html">00109</a> <span class="keyword">class </span>QWT_EXPORT QwtPickerClickRectMachine: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a><a name="l00110"></a>00110 {<a name="l00111"></a>00111 <span class="keyword">public</span>:<a name="l00112"></a>00112 <span class="keyword">virtual</span> CommandList <a class="code" href="class_qwt_picker_machine.html#471bbb0faec23939aadb94e5e5f9ef73">transition</a>(<a name="l00113"></a>00113 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent *);<a name="l00114"></a>00114 };<a name="l00115"></a>00115 <a name="l00128"></a><a class="code" href="class_qwt_picker_drag_rect_machine.html">00128</a> <span class="keyword">class </span>QWT_EXPORT QwtPickerDragRectMachine: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a><a name="l00129"></a>00129 {<a name="l00130"></a>00130 <span class="keyword">public</span>:<a name="l00131"></a>00131 <span class="keyword">virtual</span> CommandList <a class="code" href="class_qwt_picker_machine.html#471bbb0faec23939aadb94e5e5f9ef73">transition</a>(<a name="l00132"></a>00132 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent *);<a name="l00133"></a>00133 };<a name="l00134"></a>00134 <a name="l00146"></a><a class="code" href="class_qwt_picker_polygon_machine.html">00146</a> <span class="keyword">class </span>QWT_EXPORT QwtPickerPolygonMachine: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a><a name="l00147"></a>00147 {<a name="l00148"></a>00148 <span class="keyword">public</span>:<a name="l00149"></a>00149 <span class="keyword">virtual</span> CommandList <a class="code" href="class_qwt_picker_machine.html#471bbb0faec23939aadb94e5e5f9ef73">transition</a>(<a name="l00150"></a>00150 <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &, <span class="keyword">const</span> QEvent *);<a name="l00151"></a>00151 };<a name="l00152"></a>00152 <a name="l00153"></a>00153 <span class="preprocessor">#endif</span></pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Feb 26 21:22:37 2007 for Qwt User's Guide by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address></body></html>⌨️ 快捷键说明
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