NAME¶

QwtPickerDragRectMachine - A state machine for rectangle selections.

SYNOPSIS¶

#include <qwt_picker_machine.h> Inherits QwtPickerMachine.

Public Member Functions¶

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

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:

Constructor & Destructor Documentation¶

QwtPickerDragRectMachine::QwtPickerDragRectMachine ()¶

Constructor.

Member Function Documentation¶

QList< QwtPickerMachine::Command > QwtPickerDragRectMachine::transition (const QwtEventPattern &eventPattern, const QEvent *e) [virtual]¶

Transition. Implements QwtPickerMachine.

Author¶

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