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Qwt User's Guide 6.0.0
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A state machine for polygon selections. More...
#include <qwt_picker_machine.h>

Public Member Functions | |
| QwtPickerPolygonMachine () | |
| virtual QList< Command > | transition (const QwtEventPattern &, const QEvent *) |
A state machine for polygon selections.
Pressing QwtEventPattern::MouseSelect1 or QwtEventPattern::KeySelect1 starts the selection and selects the first point, or appends a point. Pressing QwtEventPattern::MouseSelect2 or QwtEventPattern::KeySelect2 appends the last point and terminates the selection.
| QwtPickerPolygonMachine::QwtPickerPolygonMachine | ( | ) |
Constructor.
| QList< QwtPickerMachine::Command > QwtPickerPolygonMachine::transition | ( | const QwtEventPattern & | eventPattern, |
| const QEvent * | e | ||
| ) | [virtual] |
Transition.
Implements QwtPickerMachine.
1.7.3