private void HandleObjectPlacement()
{
RaycastHit hitInfo;
Ray rayHover = _camera.ScreenPointToRay(Input.mousePosition);
GridPosition selectedObjectGridPosition;
if (Physics.Raycast(rayHover, out hitInfo))
{
selectedObjectGridPosition = _grid.GetNearestPointOnGrid(hitInfo.point);
_isPositionValid = _grid.CheckIfGridPositionIsValid(selectedObjectGridPosition);
_selectedObject.transform.position = selectedObjectGridPosition.Position;
_selectedObject.SetVisability(_isPositionValid);
if (Input.GetMouseButtonDown(0))
{
if (_isPositionValid)
{
ICommand command = new PlaceLevelObjectCommand(_objectToPlace, selectedObjectGridPosition, _grid);
CommandInvoker.AddCommand(command);
}
}
if (Input.GetMouseButtonDown(1))
{
LevelObject objectToDelete = hitInfo.collider.transform.GetComponent <LevelObject>();
if (objectToDelete != null)
{
ICommand command = new DeleteLevelObjectCommand(
objectToDelete,
_grid.GetNearestPointOnGrid(objectToDelete.transform.position),
_grid);
CommandInvoker.AddCommand(command);
}
}
}
}
private void CreatePlacerPointer()
{
_selectedObject = Instantiate(_objectToPlace, transform.position, Quaternion.identity, transform);
_selectedObject.SetTransparency(true);
_selectedObject.GetComponent <Collider>().enabled = false;
}