QwtPickerDragRectMachine

NAME

QwtPickerDragRectMachine - A state machine for rectangle selections.

SYNOPSIS

#include <qwt_picker_machine.h>

Inherits QwtPickerMachine.

Public Member Functions

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

Additional Inherited Members

Detailed Description

A state machine for rectangle selections.

Pressing QwtEventPattern::MouseSelect1 selects the first point, releasing it the second point. Pressing QwtEventPattern::KeySelect1 also selects the first point, a second press selects the second point and terminates the selection.

See also:

QwtEventPattern::MousePatternCode, QwtEventPattern::KeyPatternCode

Author

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