27 lines
966 B
C#
27 lines
966 B
C#
using UnityEditor;
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using UnityEngine;
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namespace Module.Inspector.Editor
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{
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[CustomPropertyDrawer(typeof(ArrayIndexAttribute))]
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internal sealed class ArrayIndexAttributeDrawer : ValueModifierPropertyDrawer
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{
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public override void Modify(ValueModifierPropertyAttribute attribute, SerializedProperty property)
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{
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var att = (ArrayIndexAttribute)attribute;
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int arraySize = GetSiblingArraySize(property, att);
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int max = arraySize > 0 ? arraySize - 1 : 0;
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int value = Mathf.Clamp(property.intValue, 0, max);
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if (value != property.intValue)
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property.intValue = value;
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}
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private static int GetSiblingArraySize(SerializedProperty sp, ArrayIndexAttribute att)
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{
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SerializedProperty spSibling = sp.GetSibling(att.fieldName);
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return spSibling != null && spSibling.isArray ? spSibling.arraySize : 0;
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}
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}
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} |