DOKK / manpages / debian 10 / libqwt5-doc / QwtPickerPolygonMachine.3.en
QwtPickerPolygonMachine(3) Qwt User's Guide QwtPickerPolygonMachine(3)

QwtPickerPolygonMachine -

#include <qwt_picker_machine.h>

Inherits QwtPickerMachine.


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

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

Generated automatically by Doxygen for Qwt User's Guide from the source code.

Tue Nov 20 2012 Version 5.2.3