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QwtPickerMachine(3) Qwt User's Guide QwtPickerMachine(3)

NAME

QwtPickerMachine -

SYNOPSIS

#include <qwt_picker_machine.h>

Inherited by QwtPickerClickPointMachine, QwtPickerClickRectMachine, QwtPickerDragPointMachine, QwtPickerDragRectMachine, and QwtPickerPolygonMachine.

Public Types


enum Command { Begin, Append, Move, End }
typedef QList< Command > CommandList

Public Member Functions


virtual ~QwtPickerMachine ()
void reset ()
void setState (int)
int state () const
virtual CommandList transition (const QwtEventPattern &, const QEvent *)=0

Protected Member Functions


QwtPickerMachine ()

Detailed Description

A state machine for QwtPicker selections.

QwtPickerMachine accepts key and mouse events and translates them into selection commands.

See also:

QwtEventPattern::MousePatternCode, QwtEventPattern::KeyPatternCode

Author

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

Tue Nov 20 2012 Version 5.2.3