using System;
using UnityEngine;

[ExecuteInEditMode]
[RequireComponent(typeof(UIWidget))]
public class DynamicLabelBG : MonoBehaviour
{
	private void Start()
	{
		this.BGResize();
	}

	private void Update()
	{
		if (!this.m_Label)
		{
			return;
		}
		if (this.m_MyWidget.pivot != this.m_Label.pivot)
		{
			this.m_MyWidget.pivot = this.m_Label.pivot;
		}
		this.BGResize();
	}

	private void BGResize()
	{
		if (!this.m_Label)
		{
			return;
		}
		if (!string.IsNullOrEmpty(this.m_Label.text))
		{
			this.m_MyWidget.width = this.m_Label.width + this.m_HorizontalMarjinSize;
			this.m_MyWidget.height = this.m_Label.height + this.m_VerticalMarjinSize;
		}
		else
		{
			this.m_MyWidget.width = 0;
			this.m_MyWidget.height = 0;
		}
		Vector3 a = Mathf.Lerp(-1f, 1f, this.m_Label.pivotOffset.x) * Vector3.right * (float)this.m_HorizontalMarjinSize / 2f;
		Vector3 b = Mathf.Lerp(-1f, 1f, this.m_Label.pivotOffset.y) * Vector3.up * (float)this.m_VerticalMarjinSize / 2f;
		base.transform.localPosition = a + b;
	}

	[SerializeField]
	[Header("縦マージンサイズ")]
	private int m_VerticalMarjinSize = 14;

	[SerializeField]
	[Header("横マージンサイズ")]
	private int m_HorizontalMarjinSize = 67;

	[SerializeField]
	[Header("実際にサイズを合わせるUIラベル")]
	private UILabel m_Label;

	[SerializeField]
	[HideInInspector]
	private UIWidget m_MyWidget;
}