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Assets/MagicaCloth2/Scripts/Editor/EditorExtension/CheckSliderSerializeDataDrawer.cs

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+// Magica Cloth 2.
+// Copyright (c) 2023 MagicaSoft.
+// https://magicasoft.jp
+using UnityEditor;
+using UnityEngine;
+
+namespace MagicaCloth2
+{
+    /// <summary>
+    /// CheckSliderSerializeDataプロパティのカスタムGUI描画
+    /// </summary>
+    [CustomPropertyDrawer(typeof(CheckSliderSerializeData))]
+    public class CheckSliderSerializeDataDrawer : PropertyDrawer
+    {
+        public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
+        {
+            // サイズ
+            float lineHight = EditorGUIUtility.singleLineHeight;
+            float y = position.y;
+
+            EditorGUI.BeginProperty(position, label, property);
+
+            // プロパティ
+            var useProperty = property.FindPropertyRelative("use");
+            var valueProperty = property.FindPropertyRelative("value");
+
+            // ラベルを描画
+            Rect positionA;
+            using (new EditorGUI.DisabledScope(!useProperty.boolValue))
+            {
+                positionA = EditorGUI.PrefixLabel(position, GUIUtility.GetControlID(FocusType.Passive), label);
+            }
+
+            // 子のフィールドをインデントしない 
+            var indent = EditorGUI.indentLevel;
+            EditorGUI.indentLevel = 0;
+
+            // 設定値の範囲。プロパティ名から判定する
+            var minmax = MagicaClothEditor.GetPropertyMinMax(property.name);
+
+            // 矩形を計算
+            float w = positionA.width;
+            const float toggleSize = 20;
+            var buttonRect = new Rect(positionA.x, y, toggleSize, lineHight);
+            var sliderRect = new Rect(positionA.x + toggleSize, y, Mathf.Max(w - toggleSize, 0), lineHight);
+
+            // GUIContent.none をそれぞれに渡すと、ラベルなしに描画されます
+            EditorGUI.PropertyField(buttonRect, useProperty, GUIContent.none);
+            using (new EditorGUI.DisabledScope(!useProperty.boolValue))
+            {
+                EditorGUI.Slider(sliderRect, valueProperty, minmax.x, minmax.y, GUIContent.none);
+            }
+
+            // インデントを元通りに戻します
+            EditorGUI.indentLevel = indent;
+
+            EditorGUI.EndProperty();
+        }
+    }
+}