feat: added the utility functions for the editor extensions

Packages/black.kit.toybox/Editor/EditorUtils.cs

@@ -0,0 +1,82 @@
+using System.Collections.Generic;
+using System.Linq;
+using UnityEditor;
+using UnityEngine;
+
+namespace black.kit.toybox.Editor
+{
+    /// <summary>The utility class for the editor.</summary>
+    public static class EditorUtils
+    {
+        /// <summary>Draw the banner to the inspector.</summary>
+        /// <param name="banner">The texture of the banner.</param>
+        public static void DrawBanner(Texture banner, float aspectRatio)
+        {
+            if (!banner)
+            {
+                return;
+            }
+            const float PADDING = 20f;
+            var width = EditorGUIUtility.currentViewWidth - PADDING * 2f;
+            var height = BannerInit.GetHeight(width, aspectRatio);
+            var rect = new Rect() { width = width, height = height };
+            var rect2 = GUILayoutUtility.GetRect(rect.width, rect.height);
+            rect.x = PADDING - 4f;
+            rect.y = rect2.y;
+            GUI.DrawTexture(rect, banner, ScaleMode.StretchToFill);
+            EditorGUILayout.Space();
+        }
+
+        /// <summary>Draw the detail of the inspector.</summary>
+        /// <typeparam name="T">The type of the target.</typeparam>
+        /// <param name="detail">The detail to draw.</param>
+        /// <param name="style">The style of the detail.</param>
+        public static void DrawDetail<T>(string detail, GUIStyle style)
+            where T : MonoBehaviour
+        {
+            EditorGUILayout.BeginVertical(GUI.skin.box);
+            var className = typeof(T).FullName;
+            EditorGUILayout.LabelField($"<b>{className}</b>", style);
+            EditorGUILayout.LabelField(detail, style);
+            EditorGUILayout.EndVertical();
+            EditorGUILayout.Space();
+        }
+
+        /// <summary>Draw the list of the inspector.</summary>
+        /// <param name="list">The list to draw.</param>
+        /// <param name="style">The style of the list.</param>
+        /// <param name="selectable">The list is selectable.</param>
+        public static void DrawList(
+            IEnumerable<string> list,
+            GUIStyle style,
+            ListOptions options = new ())
+        {
+            var putItem = options.CreatePutItem(style);
+            foreach (
+                var (item, index)
+                in list.Select((item, index) => (item, index)))
+            {
+                putItem(item, index);
+            }
+        }
+
+        /// <summary>
+        /// Draw the Udon event of the inspector.
+        /// </summary>
+        /// <param name="argument">The argument of the Udon event.</param>
+        /// <param name="style">The style of the list.</param>
+        public static void DrawUdonEvent(string argument, GUIStyle style)
+        {
+            var list = new[]
+            {
+                T.USAGE_RUNTIME_ONLY,
+                T.USAGE_THIS_COMPONENT,
+                T.USAGE_SEND_CUSTOM_EVENT,
+                argument,
+            };
+            EditorGUI.indentLevel++;
+            DrawList(list, style, new() { Selectable = true });
+            EditorGUI.indentLevel--;
+        }
+    }
+}