uGUIでのiPhoneXの対応

SafeAreaBounds.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class SafeAreaBounds : MonoBehaviour
{
	private RectTransform target;

	#if UNITY_EDITOR
	public bool emulateIPhoneX = false;
	#endif

	void Awake ()
	{
		target = GetComponent<RectTransform> ();
		ApplySafeArea ();
	}
		
	void ApplySafeArea ()
	{
		var area = Screen.safeArea;

		#if UNITY_EDITOR
		if (Screen.width == 1125 && Screen.height == 2436 || Screen.width == 2436 && Screen.height == 1125)
		{
			emulateIPhoneX = true;
		}

		if (emulateIPhoneX) 
		{
			Vector2 positionOffset;
			Vector2 sizeOffset;
			//縦持ち
			if (Screen.width < Screen.height) 
			{
				positionOffset = new Vector2 (0f, area.size.y * 34f / 812f);
				sizeOffset = positionOffset + new Vector2 (0f, area.size.y * 44f / 812f);
			}
			//横持ち
			else
			{
				positionOffset = new Vector2 (area.size.x * 44f / 812f, area.size.y * 21f / 375f);
				sizeOffset = positionOffset + new Vector2 (area.size.x * 44f / 812f, 0f);
			}
			area.position = area.position + positionOffset;
			area.size = area.size - positionOffset - sizeOffset;
		}
		#endif

		var anchorMin = area.position;
		var anchorMax = area.position + area.size;
		anchorMin.x /= Screen.width;
		anchorMin.y /= Screen.height;
		anchorMax.x /= Screen.width;
		anchorMax.y /= Screen.height;
		target.anchorMin = new Vector2 (Mathf.Clamp (target.anchorMin.x, anchorMin.x, anchorMax.x), Mathf.Clamp (target.anchorMin.y, anchorMin.y, anchorMax.y));
		target.anchorMax = new Vector2 (Mathf.Clamp (target.anchorMax.x, anchorMin.x, anchorMax.x), Mathf.Clamp (target.anchorMax.y, anchorMin.y, anchorMax.y));
	}
}