boolean isDnDPattern(Point newLocationInDrawingView, MouseEvent event) {
if (movedObjects.size() != 1) {
return false;
}
FGEPoint startMovingPoint = movedObjects.get(movedObject);
FGEPoint desiredLocation =
new FGEPoint(
startMovingPoint.x
+ (newLocationInDrawingView.x - startMovingLocationInDrawingView.x)
/ view.getScale(),
startMovingPoint.y
+ (newLocationInDrawingView.y - startMovingLocationInDrawingView.y)
/ view.getScale());
if (movedObject.getContainerGraphicalRepresentation() instanceof ShapeGraphicalRepresentation) {
ShapeGraphicalRepresentation container =
(ShapeGraphicalRepresentation<?>) movedObject.getContainerGraphicalRepresentation();
FGERectangle bounds =
new FGERectangle(
0,
0,
container.getWidth() - movedObject.getWidth(),
container.getHeight() - movedObject.getHeight(),
Filling.FILLED);
FGEPoint nearestPoint = bounds.getNearestPoint(desiredLocation);
Point p1 =
GraphicalRepresentation.convertPointFromDrawableToDrawing(
movedObject.getContainerGraphicalRepresentation(),
desiredLocation.toPoint(),
view.getScale());
Point p2 =
GraphicalRepresentation.convertPointFromDrawableToDrawing(
movedObject.getContainerGraphicalRepresentation(),
nearestPoint.toPoint(),
view.getScale());
if (Point2D.distance(p1.x, p1.y, p2.x, p2.y) > FGEConstants.DND_DISTANCE) {
return true;
}
}
return false;
}
MoveInfo(ShapeGraphicalRepresentation graphicalRepresentation, DrawingController<?> controller) {
view = controller.getDrawingView();
startMovingLocationInDrawingView =
GraphicalRepresentation.convertPointFromDrawableToDrawing(
graphicalRepresentation.getParentGraphicalRepresentation(),
new Point(
graphicalRepresentation.getViewX(controller.getScale()),
graphicalRepresentation.getViewY(controller.getScale())),
controller.getScale());
currentLocationInDrawingView = new Point(startMovingLocationInDrawingView);
movedObject = graphicalRepresentation;
if (!controller.getSelectedObjects().contains(movedObject)) {
controller.setSelectedObject(movedObject);
}
movedObjects = new Hashtable<ShapeGraphicalRepresentation, FGEPoint>();
movedObjects.put(movedObject, movedObject.getLocation());
// Now see objects coming with
for (GraphicalRepresentation d : controller.getSelectedObjects()) {
if (d != graphicalRepresentation
&& d instanceof ShapeGraphicalRepresentation
&& ((ShapeGraphicalRepresentation) d).getContainer()
== graphicalRepresentation.getContainer()
&& !d.getIsReadOnly()
&& ((ShapeGraphicalRepresentation) d).getLocationConstraints()
!= LocationConstraints.UNMOVABLE) {
// OK, d comes with me
movedObjects.put(
((ShapeGraphicalRepresentation) d), ((ShapeGraphicalRepresentation) d).getLocation());
}
}
}