QwtPickerClickRectMachine Class Reference

Inheritance diagram for QwtPickerClickRectMachine:

List of all members.

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Detailed Description

A state machine for rectangle selections.

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

See also:

QwtEventPattern::MousePatternCode, QwtEventPattern::KeyPatternCode

Public Member Functions
virtual QValueList< Command >	transition (const QwtEventPattern &, const QEvent *)

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Member Function Documentation

QValueList< QwtPickerMachine::Command > QwtPickerClickRectMachine::transition (  const QwtEventPattern &  , const QEvent *  )  [virtual]

Transition. Implements QwtPickerMachine.

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