studycase2

Assets/BOXOPHOBIC/Utils/Editor/StyledInspector/StyledEnumDrawer.cs

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+// Cristian Pop - https://boxophobic.com/
+
+using UnityEngine;
+using UnityEditor;
+using System.IO;
+using System.Collections.Generic;
+
+namespace Boxophobic.StyledGUI
+{
+    [CustomPropertyDrawer(typeof(StyledEnum))]
+    public class StyledEnumAttributeDrawer : PropertyDrawer
+    {
+        StyledEnum a;
+
+        public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
+        {
+            a = (StyledEnum)attribute;
+
+            GUIStyle styleLabel = new GUIStyle(EditorStyles.label)
+            {
+                richText = true,
+                alignment = TextAnchor.MiddleCenter,
+                wordWrap = true
+            };
+
+            if (Resources.Load<TextAsset>(a.file) != null)
+            {
+                var layersPath = AssetDatabase.GetAssetPath(Resources.Load<TextAsset>(a.file));
+
+                StreamReader reader = new StreamReader(layersPath);
+
+                a.options = reader.ReadLine();
+
+                reader.Close();
+            }
+
+            string[] enumSplit = a.options.Split(char.Parse(" "));
+            List<string> enumOptions = new List<string>(enumSplit.Length / 2);
+            List<int> enumIndices = new List<int>(enumSplit.Length / 2);
+
+            for (int i = 0; i < enumSplit.Length; i++)
+            {
+                if (i % 2 == 0)
+                {
+                    enumOptions.Add(enumSplit[i].Replace("_", " "));
+                }
+                else
+                {
+                    enumIndices.Add(int.Parse(enumSplit[i]));
+                }
+            }
+
+            GUILayout.Space(a.top);
+
+            int index = property.intValue;
+            int realIndex = enumIndices[0];
+
+            for (int i = 0; i < enumIndices.Count; i++)
+            {
+                if (enumIndices[i] == index)
+                {
+                    realIndex = i;
+                }
+            }
+
+            if (a.display == "")
+            {
+                a.display = property.displayName;
+            }
+
+            realIndex = EditorGUILayout.Popup(a.display, realIndex, enumOptions.ToArray());
+
+            //Debug Value
+            //EditorGUILayout.LabelField(enumIndices[realIndex].ToString());
+
+            property.intValue = enumIndices[realIndex];
+
+            GUILayout.Space(a.down);
+        }
+
+        public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
+        {
+            return -2;
+        }
+    }
+}