public void mouseMove(MouseEvent e, int x, int y) {
if (e.getSource() == getActiveView()) {
if (fPolygon != null) {
if (fPolygon.pointCount() > 1) {
fPolygon.setPointAt(new Point(x, y), fPolygon.pointCount() - 1);
getActiveView().checkDamage();
}
}
}
}
private void addPoint(int x, int y) {
if (fPolygon == null) {
fPolygon = new PolygonFigure(x, y);
setAddedFigure(view().add(fPolygon));
fPolygon.addPoint(x, y);
} else if (fLastX != x || fLastY != y) {
fPolygon.addPoint(x, y);
}
fLastX = x;
fLastY = y;
}
public void deactivate() {
if (fPolygon != null) {
fPolygon.smoothPoints();
if (fPolygon.pointCount() < 3 || fPolygon.size().width < 4 || fPolygon.size().height < 4) {
getActiveView().drawing().remove(fPolygon);
// nothing to undo
setUndoActivity(null);
}
}
fPolygon = null;
super.deactivate();
}
protected boolean resetPolygon() {
FigureEnumeration fe = getAffectedFigures();
if (!fe.hasNextFigure()) {
return false;
}
PolygonFigure figure = (PolygonFigure) fe.nextFigure();
Polygon backupPolygon = figure.getPolygon();
figure.willChange();
figure.setInternalPolygon(getPolygon());
figure.changed();
setPolygon(backupPolygon);
return true;
}
public void mouseDown(MouseEvent e, int x, int y) {
super.mouseDown(e, x, y);
// replace pts by actual event pts
x = e.getX();
y = e.getY();
if (e.getClickCount() >= 2) {
if (fPolygon != null) {
fPolygon.smoothPoints();
// use undo activity from paste command...
setUndoActivity(createUndoActivity());
// put created figure into a figure enumeration
getUndoActivity().setAffectedFigures(new SingleFigureEnumerator(getAddedFigure()));
editor().toolDone();
}
fPolygon = null;
} else {
// use original event coordinates to avoid
// supress that the scribble is constrained to
// the grid
addPoint(e.getX(), e.getY());
}
}