private static Bounds computeUnclippedBounds(Node node) {
final Bounds layoutBounds;
double minX, minY, maxX, maxY, minZ, maxZ;
assert node != null;
assert node.getLayoutBounds().isEmpty() == false;
layoutBounds = node.getLayoutBounds();
minX = layoutBounds.getMinX();
minY = layoutBounds.getMinY();
maxX = layoutBounds.getMaxX();
maxY = layoutBounds.getMaxY();
minZ = layoutBounds.getMinZ();
maxZ = layoutBounds.getMaxZ();
if (node instanceof Parent) {
final Parent parent = (Parent) node;
for (Node child : parent.getChildrenUnmodifiable()) {
final Bounds childBounds = child.getBoundsInParent();
minX = Math.min(minX, childBounds.getMinX());
minY = Math.min(minY, childBounds.getMinY());
maxX = Math.max(maxX, childBounds.getMaxX());
maxY = Math.max(maxY, childBounds.getMaxY());
minZ = Math.min(minZ, childBounds.getMinZ());
maxZ = Math.max(maxZ, childBounds.getMaxZ());
}
}
assert minX <= maxX;
assert minY <= maxY;
assert minZ <= maxZ;
return new BoundingBox(minX, minY, minZ, maxX - minX, maxY - minY, maxZ - minZ);
}
private void removeEmptyGroups() {
for (Parent p : emptyParents) {
Parent parent = p.getParent();
Group g = (Group) parent;
g.getChildren().addAll(p.getChildrenUnmodifiable());
g.getChildren().remove(p);
}
}
/**
* Traverse the scene graph for all open stages and pick an event target for a dock event based on
* the location. Once the event target is chosen run the event task with the target and the
* previous target of the last dock event if one is cached. If an event target is not found fire
* the explicit dock event on the stage root if one is provided.
*
* @param location The location of the dock event in screen coordinates.
* @param eventTask The event task to be run when the event target is found.
* @param explicit The explicit event to be fired on the stage root when no event target is found.
*/
private void pickEventTarget(Point2D location, EventTask eventTask, Event explicit) {
// RFE for public scene graph traversal API filed but closed:
// https://bugs.openjdk.java.net/browse/JDK-8133331
ObservableList<Stage> stages =
FXCollections.unmodifiableObservableList(StageHelper.getStages());
// fire the dock over event for the active stages
for (Stage targetStage : stages) {
// obviously this title bar does not need to receive its own events
// though users of this library may want to know when their
// dock node is being dragged by subclassing it or attaching
// an event listener in which case a new event can be defined or
// this continue behavior can be removed
if (targetStage == this.dockNode.getStage()) continue;
eventTask.reset();
Node dragNode = dragNodes.get(targetStage);
Parent root = targetStage.getScene().getRoot();
Stack<Parent> stack = new Stack<Parent>();
if (root.contains(root.screenToLocal(location.getX(), location.getY()))
&& !root.isMouseTransparent()) {
stack.push(root);
}
// depth first traversal to find the deepest node or parent with no children
// that intersects the point of interest
while (!stack.isEmpty()) {
Parent parent = stack.pop();
// if this parent contains the mouse click in screen coordinates in its local bounds
// then traverse its children
boolean notFired = true;
for (Node node : parent.getChildrenUnmodifiable()) {
if (node.contains(node.screenToLocal(location.getX(), location.getY()))
&& !node.isMouseTransparent()) {
if (node instanceof Parent) {
stack.push((Parent) node);
} else {
eventTask.run(node, dragNode);
}
notFired = false;
break;
}
}
// if none of the children fired the event or there were no children
// fire it with the parent as the target to receive the event
if (notFired) {
eventTask.run(parent, dragNode);
}
}
if (explicit != null && dragNode != null && eventTask.getExecutions() < 1) {
Event.fireEvent(dragNode, explicit.copyFor(this, dragNode));
dragNodes.put(targetStage, null);
}
}
}
private int getIndexOfComponentInParent(Node component) {
Parent parent = component.getParent();
if (parent == null) return -1;
ObservableList<Node> components = parent.getChildrenUnmodifiable();
for (int i = 0; i < components.size(); i++) {
if (components.get(i) == component) return i;
}
return -1;
}
/* This code has been taken from:
* https://community.oracle.com/thread/2534556?tstart=0
* AND WAS MODIFIED!*/
public static final Node getCaretNode(Parent parent) {
for (Node n : parent.getChildrenUnmodifiable()) {
if (n instanceof Path) return n;
else if (n instanceof Parent) {
Node k = getCaretNode((Parent) n);
if (k != null) return k;
}
}
return null;
}
public static void addListenerDeeply(final Node node, final EventHandler<MouseEvent> listener) {
node.addEventHandler(MouseEvent.MOUSE_MOVED, listener);
node.addEventHandler(MouseEvent.MOUSE_PRESSED, listener);
node.addEventHandler(MouseEvent.MOUSE_DRAGGED, listener);
if (node instanceof Parent) {
final Parent parent = (Parent) node;
final ObservableList<Node> children = parent.getChildrenUnmodifiable();
for (final Node child : children) {
ResizeAndMoveHelper.addListenerDeeply(child, listener);
}
}
}
private void optimize(Node node) {
ObservableList<Transform> transforms = node.getTransforms();
Iterator<Transform> iterator = transforms.iterator();
boolean prevIsStatic = false;
while (iterator.hasNext()) {
Transform transform = iterator.next();
trTotal++;
if (transform.isIdentity()) {
if (timeline == null || !bound.contains(transform)) {
iterator.remove();
trRemoved++;
}
} else {
if (timeline == null || !bound.contains(transform)) {
if (prevIsStatic) {
trCandidate++;
}
prevIsStatic = true;
} else {
prevIsStatic = false;
}
}
}
if (node instanceof Parent) {
groupsTotal++;
Parent p = (Parent) node;
for (Node n : p.getChildrenUnmodifiable()) {
optimize(n);
}
if (transforms.isEmpty()) {
Parent parent = p.getParent();
if (parent instanceof Group) {
trEmpty++;
// System.out.println("Empty group = " + node.getId());
emptyParents.add(p);
} else {
// System.err.println("parent is not group = " + parent);
}
}
}
if (node instanceof MeshView) {
meshViews.add((MeshView) node);
}
}
protected List<IJavaFXElement> found(List<IJavaFXElement> pElements, IJavaFXAgent driver) {
List<IJavaFXElement> r = new ArrayList<IJavaFXElement>();
for (IJavaFXElement je : pElements) {
Node component = je.getComponent();
if (!(component instanceof Parent)) continue;
int index = getIndexOfComponentInParent(component);
if (index < 0) continue;
Parent parent = component.getParent();
JFXWindow topContainer = driver.switchTo().getTopContainer();
ObservableList<Node> children = parent.getChildrenUnmodifiable();
for (int i = index + 1; i < children.size(); i++) {
Node c = children.get(i);
IJavaFXElement je2 =
JavaFXElementFactory.createElement(c, driver, driver.switchTo().getTopContainer());
if (sibling.matchesSelector(je2).size() > 0) {
IJavaFXElement e =
topContainer.addElement(JavaFXElementFactory.createElement(c, driver, topContainer));
if (!r.contains(e)) r.add(e);
}
}
}
return r;
}