A state machine for point selections. More...
#include <qwt_picker_machine.h>
Public Member Functions | |
QwtPickerDragPointMachine () | |
virtual QList< Command > | transition (const QwtEventPattern &, const QEvent *) |
A state machine for point selections.
Pressing QwtEventPattern::MouseSelect1 or QwtEventPattern::KeySelect1 starts the selection, releasing QwtEventPattern::MouseSelect1 or a second press of QwtEventPattern::KeySelect1 terminates it.
QwtPickerDragPointMachine::QwtPickerDragPointMachine | ( | ) |
Constructor.
QList< QwtPickerMachine::Command > QwtPickerDragPointMachine::transition | ( | const QwtEventPattern & | eventPattern, | |
const QEvent * | e | |||
) | [virtual] |
Transition.
Implements QwtPickerMachine.