QwtPickerPolygonMachine

Langue: en

Autres versions - même langue

Version: 169042 (fedora - 05/07/09)

Section: 3 (Bibliothèques de fonctions)

Sommaire

NAME

QwtPickerPolygonMachine -

SYNOPSIS


Inherits QwtPickerMachine.

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

Definition at line 146 of file qwt_picker_machine.h.

Public Member Functions


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

Member Function Documentation

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

Transition.

Implements QwtPickerMachine.

Definition at line 300 of file qwt_picker_machine.cpp.

References QwtEventPattern::keyMatch(), QwtEventPattern::mouseMatch(), QwtPickerMachine::setState(), and QwtPickerMachine::state().

Author

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