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<title>Qwt User's Guide: QwtPickerDragPointMachine Class Reference</title>
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<h1>QwtPickerDragPointMachine Class Reference</h1><!-- doxytag: class="QwtPickerDragPointMachine" --><!-- doxytag: inherits="QwtPickerMachine" -->Inheritance diagram for QwtPickerDragPointMachine:<p><center><img src="class_qwt_picker_drag_point_machine__inherit__graph.png" border="0" usemap="#_qwt_picker_drag_point_machine__inherit__map" alt="Inheritance graph"></center>
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<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center>Collaboration diagram for QwtPickerDragPointMachine:<p><center><img src="class_qwt_picker_drag_point_machine__coll__graph.png" border="0" usemap="#_qwt_picker_drag_point_machine__coll__map" alt="Collaboration graph"></center>
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<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center><a href="class_qwt_picker_drag_point_machine-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
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A state machine for point selections.
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Pressing QwtEventPattern::MouseSelect1 or QwtEventPattern::KeySelect1 starts the selection, releasing QwtEventPattern::MouseSelect1 or a second press of QwtEventPattern::KeySelect1 terminates it.
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Definition at line <a class="el" href="qwt__picker__machine_8h-source.html#l00089">89</a> of file <a class="el" href="qwt__picker__machine_8h-source.html">qwt_picker_machine.h</a>.<table border="0" cellpadding="0" cellspacing="0">
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<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual <a class="el" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">CommandList</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_picker_drag_point_machine.html#f46c1217838359753d325739107d7833">transition</a> (const <a class="el" href="class_qwt_event_pattern.html">QwtEventPattern</a> &, const QEvent *)</td></tr>
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<hr><h2>Member Function Documentation</h2>
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<a class="anchor" name="f46c1217838359753d325739107d7833"></a><!-- doxytag: member="QwtPickerDragPointMachine::transition" ref="f46c1217838359753d325739107d7833" args="(const QwtEventPattern &, const QEvent *)" -->
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<div class="memproto">
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<table class="memname">
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<td class="memname"><a class="el" href="class_qwt_picker_machine.html#c173f6053e54747d7154bbc015763a22">QwtPickerMachine::CommandList</a> QwtPickerDragPointMachine::transition </td>
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<td class="paramtype">const <a class="el" href="class_qwt_event_pattern.html">QwtEventPattern</a> & </td>
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<td class="paramname">, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const QEvent * </td>
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<td class="paramname"></td><td> </td>
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<td></td><td></td><td width="100%"><code> [virtual]</code></td>
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Implements <a class="el" href="class_qwt_picker_machine.html#471bbb0faec23939aadb94e5e5f9ef73">QwtPickerMachine</a>.
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Definition at line <a class="el" href="qwt__picker__machine_8cpp-source.html#l00081">81</a> of file <a class="el" href="qwt__picker__machine_8cpp-source.html">qwt_picker_machine.cpp</a>.
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References <a class="el" href="qwt__event__pattern_8cpp-source.html#l00248">QwtEventPattern::keyMatch()</a>, <a class="el" href="qwt__event__pattern_8cpp-source.html#l00193">QwtEventPattern::mouseMatch()</a>, <a class="el" href="qwt__picker__machine_8cpp-source.html#l00032">QwtPickerMachine::setState()</a>, and <a class="el" href="qwt__picker__machine_8cpp-source.html#l00026">QwtPickerMachine::state()</a>.
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