using UnityEditor;
using UnityEngine;
using System.Collections;


[CustomEditor (typeof(EdgeDetection))]
class EdgeDetectionEditor : Editor 
{	
	SerializedObject serObj;	
		
	SerializedProperty mode;
	SerializedProperty sensitivityDepth;
	SerializedProperty sensitivityNormals;

  SerializedProperty lumThreshhold;

	SerializedProperty edgesOnly;
	SerializedProperty edgesOnlyBgColor;

  SerializedProperty edgeExp;
  SerializedProperty sampleDist;
	

	void OnEnable (){
		serObj = new SerializedObject (target);

		mode = serObj.FindProperty("mode");
		
		sensitivityDepth = serObj.FindProperty("sensitivityDepth");
		sensitivityNormals = serObj.FindProperty("sensitivityNormals");

    lumThreshhold = serObj.FindProperty("lumThreshhold");

		edgesOnly = serObj.FindProperty("edgesOnly");
		edgesOnlyBgColor = serObj.FindProperty("edgesOnlyBgColor");	

    edgeExp = serObj.FindProperty("edgeExp");
    sampleDist = serObj.FindProperty("sampleDist");
	}


    public override void OnInspectorGUI (){
      serObj.Update ();

      GUILayout.Label("Detects spatial differences and converts into black outlines", EditorStyles.miniBoldLabel);    	
    	EditorGUILayout.PropertyField (mode, new GUIContent("Mode"));
    	
      if(mode.intValue < 2) {
     		EditorGUILayout.PropertyField (sensitivityDepth, new GUIContent(" Depth Sensitivity"));
     		EditorGUILayout.PropertyField (sensitivityNormals, new GUIContent(" Normals Sensitivity"));
      }
      else if (mode.intValue < 4) {
        EditorGUILayout.PropertyField (edgeExp, new GUIContent(" Edge Exponent"));        
      }
      else {
        // lum based mode
        EditorGUILayout.PropertyField (lumThreshhold, new GUIContent(" Luminance Threshold"));        
      }

      EditorGUILayout.PropertyField (sampleDist, new GUIContent(" Sample Distance"));  
   		    		
   		EditorGUILayout.Separator ();
   		
   		GUILayout.Label ("Background Options");
   		edgesOnly.floatValue = EditorGUILayout.Slider (" Edges only", edgesOnly.floatValue, 0.0f, 1.0f);
   		EditorGUILayout.PropertyField (edgesOnlyBgColor, new GUIContent (" Color"));    		
    	    	
    	serObj.ApplyModifiedProperties();
    }
}