QwtPickerMachine accepts key and mouse events and translates them into selection commands.
Definition at line 28 of file qwt_picker_machine.h.
Public Types | |
enum | Command { Begin, Append, Move, End } |
Public Member Functions | |
virtual | ~QwtPickerMachine () |
virtual QValueList< Command > | transition (const QwtEventPattern &, const QEvent *)=0 |
void | reset () |
Protected Member Functions | |
QwtPickerMachine () | |
int | state () const |
void | setState (int) |
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Destructor.
Definition at line 21 of file qwt_picker_machine.cpp. |
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Constructor.
Definition at line 15 of file qwt_picker_machine.cpp. |
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Set the current state to 0.
Definition at line 38 of file qwt_picker_machine.cpp. References setState(). Referenced by QwtPicker::widgetKeyPressEvent(). |
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Change the current state.
Definition at line 32 of file qwt_picker_machine.cpp. Referenced by reset(), QwtPickerPolygonMachine::transition(), QwtPickerDragRectMachine::transition(), QwtPickerClickRectMachine::transition(), and QwtPickerDragPointMachine::transition(). |
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Return the current state.
Definition at line 26 of file qwt_picker_machine.cpp. Referenced by QwtPickerPolygonMachine::transition(), QwtPickerDragRectMachine::transition(), QwtPickerClickRectMachine::transition(), and QwtPickerDragPointMachine::transition(). |
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Transition.
Implemented in QwtPickerClickPointMachine, QwtPickerDragPointMachine, QwtPickerClickRectMachine, QwtPickerDragRectMachine, and QwtPickerPolygonMachine. Referenced by QwtPicker::transition(). |