// Handle dragging of control points
public void selected(SelectEvent event) {
// Ignore select events if the tools is armed, or in a move/rotate action. In either case we
// don't
// want to change the currently selected or hightlighted control point.
if (measureTool == null || (this.isArmed() && this.isUseRubberBand()) || this.isMoving())
return;
if (dragger == null) dragger = new BasicDragger(measureTool.getWwd());
// Have rollover events highlight the rolled-over object.
if (event.getEventAction().equals(SelectEvent.ROLLOVER) && !dragger.isDragging()) {
this.highlight(event.getTopObject());
this.measureTool.getWwd().redraw();
}
this.doSelected(event);
// We missed any roll-over events while dragging, so highlight any under the cursor now,
// or de-highlight the dragged control point if it's no longer under the cursor.
if (event.getEventAction().equals(SelectEvent.DRAG_END)) {
PickedObjectList pol = this.measureTool.getWwd().getObjectsAtCurrentPosition();
if (pol != null) {
this.highlight(pol.getTopObject());
this.measureTool.getWwd().redraw();
}
}
}
public void selected(SelectEvent event) {
if (event == null) {
String msg = Logging.getMessage("nullValue.EventIsNull");
Logging.logger().log(java.util.logging.Level.FINE, msg);
throw new IllegalArgumentException(msg);
}
if (event.getTopObject() != null && !(event.getTopObject() instanceof RegionShape)) {
this.setCursor(null);
return;
}
if (event.getEventAction().equals(SelectEvent.LEFT_PRESS)) {
this.setPreviousPosition(this.getWwd().getCurrentPosition());
} else if (event.getEventAction().equals(SelectEvent.DRAG)) {
DragSelectEvent dragEvent = (DragSelectEvent) event;
Object topObject = dragEvent.getTopObject();
if (topObject == null) return;
RegionShape dragObject = (RegionShape) topObject;
if (this.getOperation() == SIZING) {
Sector newSector = this.resizeShape(dragObject, this.getSide());
if (newSector != null) dragObject.setSector(newSector);
} else {
this.setSide(this.determineAdjustmentSide(dragObject, this.getEdgeFactor()));
if (this.getSide() == NONE || this.getOperation() == MOVING) {
this.setOperation(MOVING);
this.dragWholeShape(dragEvent, dragObject);
} else {
Sector newSector = this.resizeShape(dragObject, this.getSide());
if (newSector != null) dragObject.setSector(newSector);
this.setOperation(SIZING);
}
}
this.setPreviousPosition(this.getWwd().getCurrentPosition());
this.notifySectorChanged();
} else if (event.getEventAction().equals(SelectEvent.DRAG_END)) {
this.setOperation(NONE);
this.setPreviousPosition(null);
} else if (event.getEventAction().equals(SelectEvent.ROLLOVER)) {
if (!(this.getWwd() instanceof Component)) return;
if (event.getTopObject() == null || event.getTopPickedObject().isTerrain()) {
this.setCursor(null);
return;
}
if (!(event.getTopObject() instanceof Movable)) return;
this.setCursor(
this.determineAdjustmentSide((Movable) event.getTopObject(), this.getEdgeFactor()));
}
}
protected void doSelected(SelectEvent event) {
if (this.movingTarget != null) return;
if (!event.getEventAction().equals(SelectEvent.DRAG)
&& !event.getEventAction().equals(SelectEvent.DRAG_END)) return;
if (event.getTopObject() == null
|| !(event.getTopObject() instanceof MeasureTool.ControlPoint)
|| ((MeasureTool.ControlPoint) event.getTopObject()).getParent() != measureTool) return;
// Have drag events drag the selected object.
this.dragSelected(event);
}
public void selected(SelectEvent event) {
// Have rollover events highlight the rolled-over object.
if (event.getEventAction().equals(SelectEvent.ROLLOVER) && !this.dragger.isDragging()) {
this.highlight(event.getTopObject());
this.wwd.redraw();
}
// Drag the selected object.
if (event.getEventAction().equals(SelectEvent.DRAG)
|| event.getEventAction().equals(SelectEvent.DRAG_END)) {
this.dragger.selected(event);
if (this.dragger.isDragging()) this.wwd.redraw();
}
// We missed any roll-over events while dragging, so highlight any under the cursor now.
if (event.getEventAction().equals(SelectEvent.DRAG_END)) {
PickedObjectList pol = this.wwd.getObjectsAtCurrentPosition();
if (pol != null) {
this.highlight(pol.getTopObject());
this.wwd.redraw();
}
}
}
protected void dragSelected(SelectEvent event) {
MeasureTool.ControlPoint point = (MeasureTool.ControlPoint) event.getTopObject();
LatLon lastPosition = point.getPosition();
if (point.getValue(MeasureTool.CONTROL_TYPE_LOCATION_INDEX) != null)
lastPosition =
measureTool
.getPositions()
.get((Integer) point.getValue(MeasureTool.CONTROL_TYPE_LOCATION_INDEX));
// Delegate dragging computations to a dragger.
this.dragger.selected(event);
measureTool.moveControlPoint(point);
if (measureTool.isShowAnnotation()) measureTool.updateAnnotation(point.getPosition());
measureTool.firePropertyChange(
MeasureTool.EVENT_POSITION_REPLACE, lastPosition, point.getPosition());
measureTool.getWwd().redraw();
}
public void selected(SelectEvent event) {
try {
if (event.isRollover()) {
if (this.lastSelectedObject == event.getTopObject()) return; // same thing selected
if (this.lastSelectedObject != null) {
this.hideAnnotationPanel();
this.lastSelectedObject = null;
}
if (event.getTopObject() != null && event.getTopObject() instanceof AVList) {
String annoText =
((AVList) event.getTopObject()).getStringValue(Constants.INFO_PANEL_TEXT);
if (!WWUtil.isEmpty(annoText)) {
this.lastSelectedObject = (AVList) event.getTopObject();
this.showAnnotationPanel(annoText);
}
}
}
} catch (Exception e) {
// Wrap the handler in a try/catch to keep exceptions from bubbling up
Util.getLogger().warning(e.getMessage() != null ? e.getMessage() : e.toString());
}
}