using System;
using UnityEngine.Scripting;

namespace UnityEngine
{
	// Token: 0x0200027D RID: 637
	internal class ScrollViewState
	{
		// Token: 0x06002BDA RID: 11226 RVA: 0x0003A194 File Offset: 0x00038394
		[RequiredByNativeCode]
		public ScrollViewState()
		{
		}

		// Token: 0x06002BDB RID: 11227 RVA: 0x0003A1A0 File Offset: 0x000383A0
		public void ScrollTo(Rect pos)
		{
			this.ScrollTowards(pos, float.PositiveInfinity);
		}

		// Token: 0x06002BDC RID: 11228 RVA: 0x0003A1B0 File Offset: 0x000383B0
		public bool ScrollTowards(Rect pos, float maxDelta)
		{
			Vector2 vector = this.ScrollNeeded(pos);
			bool flag;
			if (vector.sqrMagnitude < 0.0001f)
			{
				flag = false;
			}
			else if (maxDelta == 0f)
			{
				flag = true;
			}
			else
			{
				if (vector.magnitude > maxDelta)
				{
					vector = vector.normalized * maxDelta;
				}
				this.scrollPosition += vector;
				this.apply = true;
				flag = true;
			}
			return flag;
		}

		// Token: 0x06002BDD RID: 11229 RVA: 0x0003A22C File Offset: 0x0003842C
		private Vector2 ScrollNeeded(Rect pos)
		{
			Rect rect = this.visibleRect;
			rect.x += this.scrollPosition.x;
			rect.y += this.scrollPosition.y;
			float num = pos.width - this.visibleRect.width;
			if (num > 0f)
			{
				pos.width -= num;
				pos.x += num * 0.5f;
			}
			num = pos.height - this.visibleRect.height;
			if (num > 0f)
			{
				pos.height -= num;
				pos.y += num * 0.5f;
			}
			Vector2 zero = Vector2.zero;
			if (pos.xMax > rect.xMax)
			{
				zero.x += pos.xMax - rect.xMax;
			}
			else if (pos.xMin < rect.xMin)
			{
				zero.x -= rect.xMin - pos.xMin;
			}
			if (pos.yMax > rect.yMax)
			{
				zero.y += pos.yMax - rect.yMax;
			}
			else if (pos.yMin < rect.yMin)
			{
				zero.y -= rect.yMin - pos.yMin;
			}
			Rect rect2 = this.viewRect;
			rect2.width = Mathf.Max(rect2.width, this.visibleRect.width);
			rect2.height = Mathf.Max(rect2.height, this.visibleRect.height);
			zero.x = Mathf.Clamp(zero.x, rect2.xMin - this.scrollPosition.x, rect2.xMax - this.visibleRect.width - this.scrollPosition.x);
			zero.y = Mathf.Clamp(zero.y, rect2.yMin - this.scrollPosition.y, rect2.yMax - this.visibleRect.height - this.scrollPosition.y);
			return zero;
		}

		// Token: 0x040007E5 RID: 2021
		public Rect position;

		// Token: 0x040007E6 RID: 2022
		public Rect visibleRect;

		// Token: 0x040007E7 RID: 2023
		public Rect viewRect;

		// Token: 0x040007E8 RID: 2024
		public Vector2 scrollPosition;

		// Token: 0x040007E9 RID: 2025
		public bool apply;
	}
}