//--------------------------------------------------------
//    [Author]:           玩个游戏
//    [  Date ]:           Monday, August 14, 2017
//--------------------------------------------------------
using UnityEngine;
using System.Collections;
using UnityEditor;


[CustomEditor(typeof(PolylineImage)), CanEditMultipleObjects]
public class PolylineImageEditor:Editor {

    protected virtual void OnSceneGUI() {

        var polyline = (PolylineImage)this.target;

        if(polyline.points != null) {
            EditorGUI.BeginChangeCheck();

            for(var i = 0;i < polyline.points.Length;i++) {
                var wh = polyline.points[i];
                var worldposition = polyline.transform.TransformPoint(wh);
                var handlePosition = Handles.PositionHandle(worldposition,Quaternion.identity);
                polyline.points[i] = polyline.transform.InverseTransformPoint(handlePosition);
            }

            if(EditorGUI.EndChangeCheck()) {
                polyline.SetVerticesDirty();
            }

            EditorUtility.SetDirty(polyline);
        }

    }


}