@SuppressWarnings("unchecked")
private void updatePointList() {
for (SmoothPathSegment sps : spsMap.values()) sps.remove();
spsMap.clear();
for (LinearPathSegment lps : lpsMap.values()) lps.remove();
lpsMap.clear();
if (arrow != null) arrow.remove();
Set<PathPoint> pps = ((HashMap<PathPoint, PointVisual>) pvMap.clone()).keySet();
int s = pvList.size();
ActiveArrayList<PathPoint> pp = path.points;
int s2 = pp.size();
while (s > s2) pvList.remove(--s);
pvList.ensureCapacity(s2);
for (int i = 0; i < s2; i++) {
PathPoint p = pp.get(i);
PointVisual v = pvMap.get(p);
if (v == null) {
v = new PointVisual(p);
pvMap.put(p, v);
} else {
pps.remove(p);
}
if (i >= s) pvList.add(v);
else pvList.set(i, v);
}
if (pps.contains(properties.get(PPathEditor.SELECTED_POINT)))
properties.put(PPathEditor.SELECTED_POINT, null);
for (PathPoint pathPoint : pps) pvMap.remove(pathPoint).remove();
if (path.get(PPath.SMOOTH)) {
boolean closed = path.properties.get(PPath.CLOSED);
if (s2 >= 3) {
PathPoint[] rpp = new PathPoint[4];
for (int i = 0; i < 4; i++) rpp[i] = pp.get(i % s2);
int i2 = closed ? s2 + 1 : s2 - 2;
for (int i = 1; i < i2; i++) {
PathPoint p = rpp[1];
spsMap.put(p, new SmoothPathSegment(rpp));
rpp = Arrays.copyOfRange(rpp, 1, 5);
rpp[3] = pp.get((i + 3) % s2);
}
if (!closed) {
PathPoint p = pp.get(0);
spsMap.put(p, new SmoothPathSegment(null, p, pp.get(1), pp.get(2)));
p = pp.get(s2 - 2);
spsMap.put(p, new SmoothPathSegment(pp.get(s2 - 3), p, pp.get(s2 - 1), null));
}
arrow = new PathArrow(spsMap.get(pp.get(0)));
}
} else {
if (s2 >= 2) {
for (int i = 0; i < s2 - 1; i++) {
PathPoint p = path.points.get(i);
lpsMap.put(p, new LinearPathSegment(p, path.points.get(i + 1)));
}
if (path.properties.get(PPath.CLOSED)) {
PathPoint p = path.points.get(s2 - 1);
lpsMap.put(p, new LinearPathSegment(p, path.points.get(0)));
}
arrow = new PathArrow(null);
}
}
}
private void mouseEvent(MouseEvent e) {
Point p = e.getPoint().getLocation();
componentToVisual(p);
int s = POINT_MOUSE_RANGE - POINT_SIZE / 2 + 1;
Iterator<Visual> vi = binVisual.intersect(new Rectangle(p.x - s, p.y - s, 2 * s, 2 * s));
PathPoint ppOver = null;
int posd = POINT_MOUSE_RANGE * POINT_MOUSE_RANGE;
while (vi.hasNext()) {
Visual v = vi.next();
if (v instanceof PointVisual) {
PathPoint pp = ((PointVisual) v).point;
int xd = pp.getX() - p.x;
int yd = pp.getY() - p.y;
int sd = xd * xd + yd * yd;
if (sd <= posd) {
ppOver = pp;
posd = sd;
break;
}
}
}
switch (e.getID()) {
case MouseEvent.MOUSE_PRESSED:
ppPressed = ppOver;
switch (e.getButton()) {
case MouseEvent.BUTTON1:
if (ppOver == null) {
PathPoint pp = properties.get(PPathEditor.SELECTED_POINT);
ppOver = new PathPoint(p.x, p.y, pp == null ? 100 : pp.getSpeed());
if ((e.getModifiersEx() & MouseEvent.CTRL_DOWN_MASK) == 0)
movePathPoint(ppOver, p.x, p.y, true);
path.points.add(ppOver);
ppPressed = ppOver;
} else if ((e.getModifiersEx() & MouseEvent.SHIFT_DOWN_MASK) != 0) {
int i = path.points.indexOf(ppOver);
ppOver = new PathPoint(ppOver.getX(), ppOver.getY(), ppOver.getSpeed());
path.points.add(i, ppOver);
ppPressed = ppOver;
}
properties.put(PPathEditor.SELECTED_POINT, ppOver);
dragging = true;
dragOffset = p.getLocation();
dragOffset.translate(-ppOver.getX(), -ppOver.getY());
break;
}
break;
case MouseEvent.MOUSE_DRAGGED:
if (dragging) {
lockBounds();
PathPoint pp = properties.get(PPathEditor.SELECTED_POINT);
if (pp == null) {
ppPressed = null;
dragging = false;
unlockBounds();
break;
}
movePathPoint(
pp,
p.x - dragOffset.x,
p.y - dragOffset.y,
(e.getModifiersEx() & MouseEvent.CTRL_DOWN_MASK) == 0);
} else if (ppPressed != ppOver) ppPressed = null;
break;
case MouseEvent.MOUSE_RELEASED:
switch (e.getButton()) {
case MouseEvent.BUTTON1:
dragging = false;
unlockBounds();
break;
case MouseEvent.BUTTON3:
if (dragging) {
dragging = false;
unlockBounds();
} else if (ppPressed != null) path.points.remove(ppPressed);
break;
}
ppPressed = null;
}
}