QwtPickerTrackerMachine - A state machine for indicating mouse movements.

NAME  SYNOPSIS  Public Member Functions  Additional Inherited Members  Detailed Description  Constructor & Destructor Documentation  QwtPickerTrackerMachine::QwtPickerTrackerMachine ()  Member Function Documentation  QList< QwtPickerMachine::Command > QwtPickerTrackerMachine::transition(const QwtEventPattern & , const QEvent * e) [override], [virtual]  Author 

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NAME

QwtPickerTrackerMachine − A state machine for indicating mouse movements.

SYNOPSIS

#include <qwt_picker_machine.h>

Inherits QwtPickerMachine.

Public Member Functions

QwtPickerTrackerMachine ()
Constructor.
virtual QList< Command > transition (const QwtEventPattern &, const QEvent *) override
Transition.

Public Member Functions inherited from QwtPickerMachine

QwtPickerMachine (SelectionType)
Constructor.
virtual ˜QwtPickerMachine ()
Destructor.
void reset ()
Set the current state to 0.
int state () const
Return the current state.
void setState (int)
Change the current state.
SelectionType selectionType () const
Return the selection type.

Additional Inherited Members

Public Types inherited from QwtPickerMachine

enum SelectionType { NoSelection = -1, PointSelection, RectSelection, PolygonSelection }
enum Command { Begin, Append, Move, Remove, End }
Commands - the output of a state machine.

Detailed Description

A state machine for indicating mouse movements.

QwtPickerTrackerMachine supports displaying information corresponding to mouse movements, but is not intended for selecting anything. Begin/End are related to Enter/Leave events.

Definition at line 85 of file qwt_picker_machine.h.

Constructor & Destructor Documentation

QwtPickerTrackerMachine::QwtPickerTrackerMachine ()

Constructor.

Definition at line 52 of file qwt_picker_machine.cpp.

Member Function Documentation

QList< QwtPickerMachine::Command > QwtPickerTrackerMachine::transition(const QwtEventPattern & , const QEvent * e) [override], [virtual]

Transition.

Implements QwtPickerMachine.

Definition at line 58 of file qwt_picker_machine.cpp.

Author

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

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