更新

Assets/OtherPlugins/GraphicsCat/Modules/Common/PropertyAttributes/LabelDrawer.cs

@@ -0,0 +1,72 @@
+#if UNITY_EDITOR
+
+using UnityEditor;
+using UnityEngine;
+
+namespace GraphicsCat
+{
+    [CustomPropertyDrawer(typeof(LabelAttribute))]
+    public class LabelDrawer : PropertyDrawer
+    {
+        private const float Spacing = 2f;
+
+        public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
+        {
+            float h0 = EditorGUIUtility.singleLineHeight;
+            float h1 = EditorGUI.GetPropertyHeight(property, label, true);
+            return h0 + Spacing + h1;
+        }
+
+        public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
+        {
+            var attr = (LabelAttribute)attribute;
+
+            GUIStyle style = ResolveStyle(attr.Style);
+
+            Rect labelRect = new Rect(
+                position.x,
+                position.y,
+                position.width,
+                EditorGUIUtility.singleLineHeight
+            );
+
+            EditorGUI.LabelField(labelRect, attr.Text, style);
+
+            Rect fieldRect = new Rect(
+                position.x,
+                position.y + EditorGUIUtility.singleLineHeight + Spacing,
+                position.width,
+                EditorGUI.GetPropertyHeight(property, label, true)
+            );
+
+            EditorGUI.PropertyField(fieldRect, property, label, true);
+        }
+
+        private GUIStyle ResolveStyle(LabelStyle style)
+        {
+            switch (style)
+            {
+                case LabelStyle.Bold:
+                    return EditorStyles.boldLabel;
+                case LabelStyle.Italic:
+                    return EditorStyles.label.WithFontStyle(FontStyle.Italic);
+                case LabelStyle.BoldItalic:
+                    return EditorStyles.label.WithFontStyle(FontStyle.BoldAndItalic);
+                default:
+                    return EditorStyles.label;
+            }
+        }
+    }
+
+    internal static class GUIStyleExtensions
+    {
+        public static GUIStyle WithFontStyle(this GUIStyle style, FontStyle fontStyle)
+        {
+            GUIStyle s = new GUIStyle(style);
+            s.fontStyle = fontStyle;
+            return s;
+        }
+    }
+}
+
+#endif