Qwt User's Guide: QwtPickerPolygonMachine Class Reference

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QwtPickerPolygonMachine Class Reference

A state machine for polygon selections. More...

#include <qwt_picker_machine.h>

Inheritance diagram for QwtPickerPolygonMachine:
[legend]

List of all members.

Public Member Functions

virtual CommandList transition (const QwtEventPattern &, const QEvent *)

Detailed Description

A state machine for polygon selections.

Pressing QwtEventPattern::MouseSelect1 or QwtEventPattern::KeySelect1 starts the selection and selects the first point, or appends a point. Pressing QwtEventPattern::MouseSelect2 or QwtEventPattern::KeySelect2 appends the last point and terminates the selection.

See also:
QwtEventPattern::MousePatternCode, QwtEventPattern::KeyPatternCode

Member Function Documentation

QwtPickerMachine::CommandList QwtPickerPolygonMachine::transition ( const QwtEventPattern &  eventPattern,
const QEvent *  e 
) [virtual]

Transition.

Implements QwtPickerMachine.

Generated on Wed Sep 2 18:37:25 2009 for Qwt User's Guide by  doxygen 1.6.1
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