ICEY/Assets/GameAssets/Games/icey/Scripts/SRF/UI/SRNumberButton.cs

using System;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

namespace SRF.UI
{
	[AddComponentMenu("SRF/UI/SRNumberButton")]
	public class SRNumberButton : Button, IEventSystemHandler, IPointerDownHandler, IPointerUpHandler, IPointerClickHandler
	{
		public override void OnPointerDown(PointerEventData eventData)
		{
			base.OnPointerDown(eventData);
			if (!base.interactable)
			{
				return;
			}
			this.Apply();
			this._isDown = true;
			this._downTime = Time.realtimeSinceStartup;
			this._delayTime = this._downTime + 0.4f;
		}

		public override void OnPointerUp(PointerEventData eventData)
		{
			base.OnPointerUp(eventData);
			this._isDown = false;
		}

		protected virtual void Update()
		{
			if (this._isDown && this._delayTime <= Time.realtimeSinceStartup)
			{
				this.Apply();
				float num = 0.2f;
				int num2 = Mathf.RoundToInt((Time.realtimeSinceStartup - this._downTime) / 3f);
				for (int i = 0; i < num2; i++)
				{
					num *= 0.5f;
				}
				this._delayTime = Time.realtimeSinceStartup + num;
			}
		}

		private void Apply()
		{
			double num = double.Parse(this.TargetField.text);
			num += this.Amount;
			if (num > this.TargetField.MaxValue)
			{
				num = this.TargetField.MaxValue;
			}
			if (num < this.TargetField.MinValue)
			{
				num = this.TargetField.MinValue;
			}
			this.TargetField.text = num.ToString();
			this.TargetField.onEndEdit.Invoke(this.TargetField.text);
		}

		private const float ExtraThreshold = 3f;

		public const float Delay = 0.4f;

		private float _delayTime;

		private float _downTime;

		private bool _isDown;

		public double Amount = 1.0;

		public SRNumberSpinner TargetField;
	}
}