trusty (3) QwtPickerClickRectMachine.3.gz

NAME

       QwtPickerClickRectMachine -

       A state machine for rectangle selections.

SYNOPSIS

       #include <qwt_picker_machine.h>

       Inherits QwtPickerMachine.

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

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

Constructor & Destructor Documentation

   QwtPickerClickRectMachine::QwtPickerClickRectMachine ()
       Constructor.

Member Function Documentation

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

       Implements QwtPickerMachine.

Author

       Generated automatically by Doxygen for Qwt User's Guide from the source code.