/// <summary>
/// creates a handle in left axis. return the delta movement on the isometric wEst axis.
/// </summary>
/// <param name="isoPosition"></param> the isometric position of our object. Pass the transform.position component
/// <returns></returns>
float handleY(Vector3 pos)
{
GUI.SetNextControlName("y");
Handles.color = new Color(1.0f, 1.0f, 1.0f, 0.75f);
var dir = Isometric.isoProjection(Isometric.vectorToIsoDirection(IsoDirection.West));
var delta = Handles.Slider(pos, dir);
var d = delta - pos;
var res = d.magnitude * ((Math.Sign(d.x) == Math.Sign(dir.x)) ? 1 : -1);
return(res);
}
/// <summary>
/// creates a handle in Up axis. return the delta movement on the isometric up axis.
/// </summary>
/// <param name="isoPosition"></param> the isometric position of our object
/// <returns></returns>
float handleZ(Vector3 isoPosition)
{
GUI.SetNextControlName("z");
Handles.color = new Color(1.0f, 0.0f, 0.0f, 0.75f);
var dir = Isometric.isoProjection(Isometric.vectorToIsoDirection(IsoDirection.Up));
var delta = Handles.Slider(isoPosition, dir);
var d = delta - isoPosition;
var res = d.magnitude * ((Math.Sign(d.y) == Math.Sign(dir.y)) ? 1 : -1);
return(res);
}
public static void DrawWireCube(Vector3 position, Vector3 size)
{
var half = size / 2;
// draw front
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(-half.x, -half.y, half.z)), Isometric.isoProjection(position + new Vector3(half.x, -half.y, half.z)));
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(-half.x, -half.y, half.z)), Isometric.isoProjection(position + new Vector3(-half.x, half.y, half.z)));
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(half.x, half.y, half.z)), Isometric.isoProjection(position + new Vector3(half.x, -half.y, half.z)));
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(half.x, half.y, half.z)), Isometric.isoProjection(position + new Vector3(-half.x, half.y, half.z)));
// draw back
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(-half.x, -half.y, -half.z)), Isometric.isoProjection(position + new Vector3(half.x, -half.y, -half.z)));
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(-half.x, -half.y, -half.z)), Isometric.isoProjection(position + new Vector3(-half.x, half.y, -half.z)));
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(half.x, half.y, -half.z)), Isometric.isoProjection(position + new Vector3(half.x, -half.y, -half.z)));
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(half.x, half.y, -half.z)), Isometric.isoProjection(position + new Vector3(-half.x, half.y, -half.z)));
// draw corners
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(-half.x, -half.y, -half.z)), Isometric.isoProjection(position + new Vector3(-half.x, -half.y, half.z)));
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(half.x, -half.y, -half.z)), Isometric.isoProjection(position + new Vector3(half.x, -half.y, half.z)));
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(-half.x, half.y, -half.z)), Isometric.isoProjection(position + new Vector3(-half.x, half.y, half.z)));
Handles.DrawLine(Isometric.isoProjection(position + new Vector3(half.x, half.y, -half.z)), Isometric.isoProjection(position + new Vector3(half.x, half.y, half.z)));
}
void OnSceneGUI()
{
//calc the custom handle position in sceneview
var isoHandlePos = Isometric.isoProjection(center);
var t = (IsoObject)target;
if (GUI.changed)
{
centerNeedsUpdate = true;
}
var x = 0f;
var y = 0f;
var z = 0f;
//Get deltas for (north, up, west)
try {
x = handleX(isoHandlePos);
y = handleY(isoHandlePos);
z = handleZ(isoHandlePos);
} catch (ArithmeticException) {
}
//snaps the target to closest multiple
if (IsoSnapping.doSnap)
{
Vector3 vec = IsoSnapping.Ceil(new Vector3(x, y, z));
x = vec.x;
y = vec.y;
z = vec.z;
}
if (Event.current.shift)
{
x *= 0.1f;
y *= 0.1f;
z *= 0.1f;
}
if (t.displayBounds)
{
DrawWireCube(t.Position, t.Size);
}
switch (GUI.GetNameOfFocusedControl())
{
case "x":
delta = new Vector3(x, 0, 0);
break;
case "y":
delta = new Vector3(0, y, 0);
break;
case "z":
delta = new Vector3(0, 0, z);
break;
default:
break;
}
t.Position += delta;
EditorUtility.SetDirty(t);
}
void OnDrawGizmos()
{
Gizmos.color = Color.yellow;
Gizmos.DrawSphere(Isometric.isoProjection(obj.Position), .3f);
}
void OnDrawGizmos()
{
Gizmos.color = Color.red;
Gizmos.DrawRay(transform.position, Isometric.isoProjection(Isometric.vectorToIsoDirection(currentForwardDirection)));
}
