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CrowdControl/Assets/Feel/MMTools/Editor/MMMovement/MMPathMovement/MMPathEditor.cs

88 lines
2.2 KiB
C#

#if UNITY_EDITOR
using UnityEngine;
using UnityEditor;
using System.Collections;
namespace MoreMountains.Tools
{
/// <summary>
/// This class adds names for each LevelMapPathElement next to it on the scene view, for easier setup
/// </summary>
[CustomEditor(typeof(MMPath),true)]
[InitializeOnLoad]
public class MMPathEditor : Editor
{
public MMPath pathTarget
{
get
{
return (MMPath)target;
}
}
/// <summary>
/// OnSceneGUI, draws repositionable handles at every point in the path, for easier setup
/// </summary>
protected virtual void OnSceneGUI()
{
Handles.color=Color.green;
MMPath t = (target as MMPath);
if (t.GetOriginalTransformPositionStatus() == false)
{
return;
}
for (int i=0;i<t.PathElements.Count;i++)
{
EditorGUI.BeginChangeCheck();
Vector3 oldPoint = t.GetOriginalTransformPosition()+t.PathElements[i].PathElementPosition;
GUIStyle style = new GUIStyle();
// draws the path item number
style.normal.textColor = Color.yellow;
Handles.Label(t.GetOriginalTransformPosition()+t.PathElements[i].PathElementPosition+(Vector3.down*0.4f)+(Vector3.right*0.4f), ""+i,style);
// draws a movable handle
var fmh_49_57_638273671351788130 = Quaternion.identity; Vector3 newPoint = Handles.FreeMoveHandle(oldPoint,.5f,new Vector3(.25f,.25f,.25f),Handles.CircleHandleCap);
newPoint = ApplyAxisLock(oldPoint, newPoint);
// records changes
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(target, "Free Move Handle");
t.PathElements[i].PathElementPosition = newPoint - t.GetOriginalTransformPosition();
}
}
}
/// <summary>
/// Locks handles movement on x, y, or z axis
/// </summary>
/// <param name="oldPoint"></param>
/// <param name="newPoint"></param>
/// <returns></returns>
protected virtual Vector3 ApplyAxisLock(Vector3 oldPoint, Vector3 newPoint)
{
MMPath t = (target as MMPath);
if (t.LockHandlesOnXAxis)
{
newPoint.x = oldPoint.x;
}
if (t.LockHandlesOnYAxis)
{
newPoint.y = oldPoint.y;
}
if (t.LockHandlesOnZAxis)
{
newPoint.z = oldPoint.z;
}
return newPoint;
}
}
}
#endif