QwtPickerDragRectMachine Class Reference

Inheritance diagram for QwtPickerDragRectMachine:

[legend]Collaboration diagram for QwtPickerDragRectMachine:

[legend]List of all members.

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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 *)

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Member Function Documentation

QwtPickerMachine::CommandList QwtPickerDragRectMachine::transition (  const QwtEventPattern &  , const QEvent *  )  [virtual]

Transition. Implements QwtPickerMachine. Definition at line 234 of file qwt_picker_machine.cpp. References QwtEventPattern::mouseMatch(), QwtPickerMachine::setState(), and QwtPickerMachine::state().

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