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<a href="#pub-types">Public Types</a> &#124;
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<div class="title">QwtPickerMachine Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div> </div>
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<p>A state machine for <a class="el" href="class_qwt_picker.html" title="QwtPicker provides selections on a widget.">QwtPicker</a> selections.
<a href="class_qwt_picker_machine.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="qwt__picker__machine_8h_source.html">qwt_picker_machine.h</a>&gt;</code></p>
<div class="dynheader">
Inheritance diagram for QwtPickerMachine:</div>
<div class="dyncontent">
<div class="center"><iframe scrolling="no" frameborder="0" src="class_qwt_picker_machine__inherit__graph.svg" width="380" height="342"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
</div>
</div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:a24a9faf12cfa5746eee839a2c0bb937d"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">SelectionType</a> { <a class="el" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937da326bcc03f7a99aa5970d875f3db46888">NoSelection</a> = -1
, <a class="el" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937dae65a34cc1ca5d818eb65c05b2484d855">PointSelection</a>
, <a class="el" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937da9f540e78958e8e238240584120e8af1d">RectSelection</a>
, <a class="el" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937dac74671ee5ba5d6fd0410f71db1aa3b97">PolygonSelection</a>
}</td></tr>
<tr class="separator:a24a9faf12cfa5746eee839a2c0bb937d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3a8d3d4c107ce5f8351e4cbdd38c43f7"><td class="memItemLeft" align="right" valign="top"><a id="a3a8d3d4c107ce5f8351e4cbdd38c43f7"></a>enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_machine.html#a3a8d3d4c107ce5f8351e4cbdd38c43f7">Command</a> { <br />
&#160;&#160;<b>Begin</b>
, <b>Append</b>
, <b>Move</b>
, <b>Remove</b>
, <br />
&#160;&#160;<b>End</b>
<br />
}</td></tr>
<tr class="memdesc:a3a8d3d4c107ce5f8351e4cbdd38c43f7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Commands - the output of a state machine. <br /></td></tr>
<tr class="separator:a3a8d3d4c107ce5f8351e4cbdd38c43f7"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ab27bc3f70d48aa145db9ebbfdba34e15"><td class="memItemLeft" align="right" valign="top"><a id="ab27bc3f70d48aa145db9ebbfdba34e15"></a>
&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_machine.html#ab27bc3f70d48aa145db9ebbfdba34e15">QwtPickerMachine</a> (<a class="el" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">SelectionType</a>)</td></tr>
<tr class="memdesc:ab27bc3f70d48aa145db9ebbfdba34e15"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor. <br /></td></tr>
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<tr class="memitem:aa1164dfb8ae6ac62fb3b6cb19efcb3e5"><td class="memItemLeft" align="right" valign="top"><a id="aa1164dfb8ae6ac62fb3b6cb19efcb3e5"></a>
virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_machine.html#aa1164dfb8ae6ac62fb3b6cb19efcb3e5">~QwtPickerMachine</a> ()</td></tr>
<tr class="memdesc:aa1164dfb8ae6ac62fb3b6cb19efcb3e5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor. <br /></td></tr>
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<tr class="memitem:aac62463edae82e479fb424788c6d0f57"><td class="memItemLeft" align="right" valign="top"><a id="aac62463edae82e479fb424788c6d0f57"></a>
virtual <a class="el" href="class_q_list.html">QList</a>&lt; <a class="el" href="class_qwt_picker_machine.html#a3a8d3d4c107ce5f8351e4cbdd38c43f7">Command</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_machine.html#aac62463edae82e479fb424788c6d0f57">transition</a> (const <a class="el" href="class_qwt_event_pattern.html">QwtEventPattern</a> &amp;, const QEvent *)=0</td></tr>
<tr class="memdesc:aac62463edae82e479fb424788c6d0f57"><td class="mdescLeft">&#160;</td><td class="mdescRight">Transition. <br /></td></tr>
<tr class="separator:aac62463edae82e479fb424788c6d0f57"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ace6daa55324a8daab3839cf8ba677a93"><td class="memItemLeft" align="right" valign="top"><a id="ace6daa55324a8daab3839cf8ba677a93"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_machine.html#ace6daa55324a8daab3839cf8ba677a93">reset</a> ()</td></tr>
<tr class="memdesc:ace6daa55324a8daab3839cf8ba677a93"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the current state to 0. <br /></td></tr>
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<tr class="memitem:a36293ce5cc8fc0ca68740ba928e8f049"><td class="memItemLeft" align="right" valign="top"><a id="a36293ce5cc8fc0ca68740ba928e8f049"></a>
int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_machine.html#a36293ce5cc8fc0ca68740ba928e8f049">state</a> () const</td></tr>
<tr class="memdesc:a36293ce5cc8fc0ca68740ba928e8f049"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the current state. <br /></td></tr>
<tr class="separator:a36293ce5cc8fc0ca68740ba928e8f049"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a569c426543e4a6aa15c221eb7c4910f0"><td class="memItemLeft" align="right" valign="top"><a id="a569c426543e4a6aa15c221eb7c4910f0"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_machine.html#a569c426543e4a6aa15c221eb7c4910f0">setState</a> (int)</td></tr>
<tr class="memdesc:a569c426543e4a6aa15c221eb7c4910f0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Change the current state. <br /></td></tr>
<tr class="separator:a569c426543e4a6aa15c221eb7c4910f0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9020aadf1a13436b4ea072b9ab57d112"><td class="memItemLeft" align="right" valign="top"><a id="a9020aadf1a13436b4ea072b9ab57d112"></a>
<a class="el" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">SelectionType</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_machine.html#a9020aadf1a13436b4ea072b9ab57d112">selectionType</a> () const</td></tr>
<tr class="memdesc:a9020aadf1a13436b4ea072b9ab57d112"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the selection type. <br /></td></tr>
<tr class="separator:a9020aadf1a13436b4ea072b9ab57d112"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A state machine for <a class="el" href="class_qwt_picker.html" title="QwtPicker provides selections on a widget.">QwtPicker</a> selections. </p>
<p><a class="el" href="class_qwt_picker_machine.html" title="A state machine for QwtPicker selections.">QwtPickerMachine</a> accepts key and mouse events and translates them into selection commands.</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_event_pattern.html#af48dc808ac5e125eeed41a4c0285d1ea" title="Symbolic mouse input codes.">QwtEventPattern::MousePatternCode</a>, <a class="el" href="class_qwt_event_pattern.html#a8fb57ceb9982d5583a1bf568e37d3007" title="Symbolic keyboard input codes.">QwtEventPattern::KeyPatternCode</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="qwt__picker__machine_8h_source.html#l00028">28</a> of file <a class="el" href="qwt__picker__machine_8h_source.html">qwt_picker_machine.h</a>.</p>
</div><h2 class="groupheader">Member Enumeration Documentation</h2>
<a id="a24a9faf12cfa5746eee839a2c0bb937d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a24a9faf12cfa5746eee839a2c0bb937d">&#9670;&nbsp;</a></span>SelectionType</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">enum <a class="el" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">QwtPickerMachine::SelectionType</a></td>
</tr>
</table>
</div><div class="memdoc">
<p>Type of a selection. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_picker_machine.html#a9020aadf1a13436b4ea072b9ab57d112" title="Return the selection type.">selectionType()</a> </dd></dl>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="a24a9faf12cfa5746eee839a2c0bb937da326bcc03f7a99aa5970d875f3db46888"></a>NoSelection&#160;</td><td class="fielddoc"><p>The state machine not usable for any type of selection. </p>
</td></tr>
<tr><td class="fieldname"><a id="a24a9faf12cfa5746eee839a2c0bb937dae65a34cc1ca5d818eb65c05b2484d855"></a>PointSelection&#160;</td><td class="fielddoc"><p>The state machine is for selecting a single point. </p>
</td></tr>
<tr><td class="fieldname"><a id="a24a9faf12cfa5746eee839a2c0bb937da9f540e78958e8e238240584120e8af1d"></a>RectSelection&#160;</td><td class="fielddoc"><p>The state machine is for selecting a rectangle (2 points). </p>
</td></tr>
<tr><td class="fieldname"><a id="a24a9faf12cfa5746eee839a2c0bb937dac74671ee5ba5d6fd0410f71db1aa3b97"></a>PolygonSelection&#160;</td><td class="fielddoc"><p>The state machine is for selecting a polygon (many points). </p>
</td></tr>
</table>
<p class="definition">Definition at line <a class="el" href="qwt__picker__machine_8h_source.html#l00035">35</a> of file <a class="el" href="qwt__picker__machine_8h_source.html">qwt_picker_machine.h</a>.</p>
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