RC folder structure and images

Assets/IsoTools/Scripts/IsoObject.cs

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+using UnityEngine;
+using UnityEditor;
+
+namespace IsoTools {
+[ExecuteInEditMode]
+public class IsoObject : MonoBehaviour {
+	
+	Transform _transform     = null;
+	Vector3   _lastPosition  = Vector3.zero;
+	Vector3   _lastTransform = Vector3.zero;
+
+	[SerializeField]
+	Vector3 _position = Vector3.zero;
+	public Vector3 Position {
+		get { return _position; }
+		set {
+			_position = value;
+			if ( Alignment ) {
+				FixAlignment();
+			} else {
+				FixTransform();
+			}
+			MartDirtyIsoWorld();
+			if ( Application.isEditor ) {
+				EditorUtility.SetDirty(this);
+			}
+		}
+	}
+
+	[SerializeField]
+	Vector3 _size = Vector3.one;
+	public Vector3 Size {
+		get { return _size; }
+		set {
+			_size = value;
+			if ( Alignment ) {
+				FixAlignment();
+			} else {
+				FixTransform();
+			}
+			MartDirtyIsoWorld();
+			if ( Application.isEditor ) {
+				EditorUtility.SetDirty(this);
+			}
+		}
+	}
+
+	[SerializeField]
+	bool _alignment = true;	
+	public bool Alignment {
+		get { return _alignment; }
+		set {
+			_alignment = value;
+			if ( Alignment ) {
+				FixAlignment();
+			} else {
+				FixTransform();
+			}
+			MartDirtyIsoWorld();
+			if ( Application.isEditor ) {
+				EditorUtility.SetDirty(this);
+			}
+		}
+	}
+
+	IsoWorld _iso_world = null;
+	public IsoWorld GetIsoWorld() {
+		if ( !_iso_world ) {
+			_iso_world = GameObject.FindObjectOfType<IsoWorld>();
+		}
+		if ( !_iso_world ) {
+			throw new UnityException("IsoObject. IsoWorld not found!");
+		}
+		return _iso_world;
+	}
+
+	public void ResetIsoWorld() {
+		_iso_world = null;
+	}
+
+	public void FixAlignment() {
+		_position.Set(
+			Mathf.Round(_position.x),
+			Mathf.Round(_position.y),
+			Mathf.Round(_position.z));
+		FixTransform();
+		MartDirtyIsoWorld();
+		if ( Application.isEditor ) {
+			EditorUtility.SetDirty(this);
+		}
+	}
+
+	public void FixTransform() {
+		var iso_world = GetIsoWorld();
+		if ( iso_world && _transform ) {
+			Vector3 trans = iso_world.IsoToScreen(Position);
+			trans.z = _transform.position.z;
+			_transform.position = trans;
+			_lastPosition = Position;
+			_lastTransform = trans;
+		}
+	}
+
+	public void FixIsoPosition() {
+		var iso_world = GetIsoWorld();
+		if ( iso_world && _transform ) {
+			Vector2 trans = _transform.position;
+			Position = iso_world.ScreenToIso(trans, Position.z);
+			FixTransform();
+		}
+	}
+
+	void MartDirtyIsoWorld() {
+		var iso_world = GetIsoWorld();
+		if ( iso_world ) {
+			iso_world.MarkDirty();
+		}
+	}
+
+	void Start() {
+		_transform = gameObject.transform;
+		_lastPosition = Position;
+		_lastTransform = _transform.position;
+		MartDirtyIsoWorld();
+	}
+	
+	void Update() {
+		if ( _lastPosition != _position ) {
+			Position = _position;
+		}
+		if ( _lastTransform != _transform.position ) {
+			FixIsoPosition();
+		}
+	}
+
+	void OnEnable() {
+		MartDirtyIsoWorld();
+	}
+}
+} // namespace IsoTools