QwtPickerClickRectMachine Class Reference

Inheritance diagram for QwtPickerClickRectMachine:

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Collaboration diagram for QwtPickerClickRectMachine:

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List of all members.


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

Definition at line 109 of file qwt_picker_machine.h.


Public Member Functions

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

Member Function Documentation

QwtPickerMachine::CommandList QwtPickerClickRectMachine::transition ( const QwtEventPattern eventPattern,
const QEvent *  e 
) [virtual]


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