trusty (3) QwtPickerDragRectMachine.3.gz

NAME

       QwtPickerDragRectMachine -

       A state machine for rectangle selections.

SYNOPSIS

       #include <qwt_picker_machine.h>

       Inherits QwtPickerMachine.

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

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

Constructor & Destructor Documentation

   QwtPickerDragRectMachine::QwtPickerDragRectMachine ()
       Constructor.

Member Function Documentation

   QList< QwtPickerMachine::Command > QwtPickerDragRectMachine::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.