public void Start(Point mousePosition, ObservableCollection <ItemModel> items)
{
_zoneSelection = new PathGeometry();
_pathFigure = new PathFigure();
_pathFigure.StartPoint = new Point(mousePosition.X, mousePosition.Y);
_pathFigure.IsClosed = true;
_minX = mousePosition.X;
_maxX = mousePosition.X;
_minY = mousePosition.Y;
_maxY = mousePosition.Y;
ItemModel item = new ItemModel()
{
Type = "lasso",
Left = 0,
Top = 0,
Geometry = ZoneSelection.ToString(),
Visibility1 = "Hidden",
StrokeDashArray = "4, 2",
StrokeThickness = "3"
};
items.Add(item);
RectangleSelection = item;
}
private void deselectLastZone()
{
//If any zone was selected
if (SelectedZone != null)
{
//Delelect it
SelectedZone.GetComponent <ZoneSelection>().Deselect();
}
SelectedZone = null;
}
void TrySelectZone()
{
RaycastHit hitResult;
LayerMask layerMask = LayerMask.GetMask("Continent", "Planet");
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hitResult, Mathf.Infinity, layerMask))
{
ZoneSelection newSelectedZone = hitResult.transform.GetComponent <ZoneSelection>();
// If Clicked on a zone and it is different from already Selected Zone
if (newSelectedZone != null && newSelectedZone != SelectedPlanet)
{
// Make sure the user does not select zone From Another Planet
if (SelectedPlanet == null || newSelectedZone.GetComponentInParent <Planet>() != SelectedPlanet)
{
return;
}
//Deselect Previous Zone
if (SelectedZone != null)
{
SelectedZone.GetComponent <ZoneSelection>().Deselect();
}
//If clicking on the selected zone
if (SelectedZone == newSelectedZone)
{
deselectLastZone();
return;
}
SelectedZone = newSelectedZone;
newSelectedZone.GetComponent <ZoneSelection>().Select();
//hitResult.normal
ZoomToRegion(hitResult);
OnSelectZone?.Invoke();
}
else if (newSelectedZone == null)
{
deselectLastZone();
}
}
}
