public override void Update()
{
if (selectingBlock)
{
if (Input.GetKeyDown(KeyCode.Escape))
{
selectingBlock = false;
Hide(false);
}
if (Input.GetMouseButtonDown(1)) // Right click
{
RaycastHit hit;
if (Physics.Raycast(Camera.main.ScreenPointToRay(Input.mousePosition)
, out hit))
{
var obj = hit.transform;
var b = obj.GetComponent <BlockBehaviour>();
if (b != null)
{
block = b.Guid;
selectingBlock = false;
Hide(false);
OnBlockSelected?.Invoke(GetBlock());
}
}
}
}
}
/// <summary>
/// Deletes an existing block from the diagram
/// </summary>
/// <param name="temp">The block to delete from the diagram</param>
public void DeleteBlock(IConnectable temp)
{
// Remove from the renderables
var obj = _objectMapping[temp];
_renderables.RemoveAt(_renderables.IndexOfValue(obj));
// Remove any objects that cannot be deleted normally
// attached to this object.
var cobj = obj as IDrawableIConnectable;
if (cobj != null)
{
foreach (var mo in cobj.MappedObjects)
{
if (!mo.CanDelete)
{
_renderables.RemoveAt(_renderables.IndexOfValue(mo));
}
}
}
// All other deletable objects are cleared by the Core before removing the parent
// Change highlight as needed
if (_lastSelect == obj)
{
_lastSelect = null;
}
if (_currentSelect == obj)
{
_currentSelect = null;
_lastSelect = null;
OnBlockSelected?.Invoke(this, null);
}
// Trigger a re-draw
Render();
}
/// <summary>
/// Selects a given object
/// </summary>
/// <param name="obj">The object to select</param>
/// <returns>True if a render refresh needs to be performed</returns>
private bool SelectObject(DrawableObject obj)
{
var needRefresh = false;
_currentSelect = obj;
// Highlight the selected object
if (_lastSelect != null)
{
_lastSelect.Highlighted = false;
needRefresh = true;
}
if (_currentSelect != null)
{
_currentSelect.Highlighted = true;
needRefresh = true;
}
if (_currentSelect is IDrawableIConnectable)
{
OnBlockSelected?.Invoke(this, ((IDrawableIConnectable)_currentSelect).GetObject());
}
return(needRefresh);
}
public void OnPointerDown(PointerEventData eventData)
{
OnBlockSelected?.Invoke(this);
}
