QwtPickerDragRectMachine Class Reference

Inheritance diagram for QwtPickerDragRectMachine:

Inheritance graph
Collaboration diagram for QwtPickerDragRectMachine:

Collaboration graph
List of all 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

Definition at line 128 of file qwt_picker_machine.h.

Public Member Functions

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

Member Function Documentation

QwtPickerMachine::CommandList QwtPickerDragRectMachine::transition const QwtEventPattern ,
const QEvent * 


Implements QwtPickerMachine.

Definition at line 234 of file qwt_picker_machine.cpp.

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

Generated on Mon Feb 26 21:24:40 2007 for Qwt User's Guide by  doxygen 1.4.6