using System;
using System.Diagnostics;
using UnityEngine.Experimental.UIElements.StyleEnums;

namespace UnityEngine.Experimental.UIElements
{
	// Token: 0x02000345 RID: 837
	public class Scroller : VisualContainer
	{
		// Token: 0x0600339E RID: 13214 RVA: 0x000512B0 File Offset: 0x0004F4B0
		public Scroller(float lowValue, float highValue, Action<float> valueChanged, Slider.Direction direction = Slider.Direction.Vertical)
		{
			base.phaseInterest = EventPhase.BubbleUp;
			this.direction = direction;
			this.valueChanged = valueChanged;
			this.slider = new Slider(lowValue, highValue, new Action<float>(this.OnSliderValueChange), direction, 10f)
			{
				name = "Slider"
			};
			base.AddChild(this.slider);
			this.lowButton = new ScrollerButton(new Action(this.ScrollPageUp), 250L, 30L)
			{
				name = "LowButton"
			};
			base.AddChild(this.lowButton);
			this.highButton = new ScrollerButton(new Action(this.ScrollPageDown), 250L, 30L)
			{
				name = "HighButton"
			};
			base.AddChild(this.highButton);
		}

		// Token: 0x14000027 RID: 39
		// (add) Token: 0x0600339F RID: 13215 RVA: 0x00051388 File Offset: 0x0004F588
		// (remove) Token: 0x060033A0 RID: 13216 RVA: 0x000513C0 File Offset: 0x0004F5C0
		[field: DebuggerBrowsable(DebuggerBrowsableState.Never)]
		public event Action<float> valueChanged;

		// Token: 0x17000BB8 RID: 3000
		// (get) Token: 0x060033A1 RID: 13217 RVA: 0x000513F8 File Offset: 0x0004F5F8
		// (set) Token: 0x060033A2 RID: 13218 RVA: 0x00051414 File Offset: 0x0004F614
		public Slider slider { get; private set; }

		// Token: 0x17000BB9 RID: 3001
		// (get) Token: 0x060033A3 RID: 13219 RVA: 0x00051420 File Offset: 0x0004F620
		// (set) Token: 0x060033A4 RID: 13220 RVA: 0x0005143C File Offset: 0x0004F63C
		public ScrollerButton lowButton { get; private set; }

		// Token: 0x17000BBA RID: 3002
		// (get) Token: 0x060033A5 RID: 13221 RVA: 0x00051448 File Offset: 0x0004F648
		// (set) Token: 0x060033A6 RID: 13222 RVA: 0x00051464 File Offset: 0x0004F664
		public ScrollerButton highButton { get; private set; }

		// Token: 0x17000BBB RID: 3003
		// (get) Token: 0x060033A7 RID: 13223 RVA: 0x00051470 File Offset: 0x0004F670
		// (set) Token: 0x060033A8 RID: 13224 RVA: 0x00051490 File Offset: 0x0004F690
		public float value
		{
			get
			{
				return this.slider.value;
			}
			set
			{
				this.slider.value = value;
				if (this.valueChanged != null)
				{
					this.valueChanged(this.slider.value);
				}
				base.Dirty(ChangeType.Repaint);
			}
		}

		// Token: 0x17000BBC RID: 3004
		// (get) Token: 0x060033A9 RID: 13225 RVA: 0x000514C8 File Offset: 0x0004F6C8
		public float lowValue
		{
			get
			{
				return this.slider.lowValue;
			}
		}

		// Token: 0x17000BBD RID: 3005
		// (get) Token: 0x060033AA RID: 13226 RVA: 0x000514E8 File Offset: 0x0004F6E8
		public float highValue
		{
			get
			{
				return this.slider.highValue;
			}
		}

		// Token: 0x17000BBE RID: 3006
		// (get) Token: 0x060033AB RID: 13227 RVA: 0x00051508 File Offset: 0x0004F708
		// (set) Token: 0x060033AC RID: 13228 RVA: 0x00051530 File Offset: 0x0004F730
		public Slider.Direction direction
		{
			get
			{
				return (base.flexDirection != FlexDirection.Row) ? Slider.Direction.Vertical : Slider.Direction.Horizontal;
			}
			set
			{
				if (value == Slider.Direction.Horizontal)
				{
					base.flexDirection = FlexDirection.Row;
					base.AddToClassList("horizontal");
				}
				else
				{
					base.flexDirection = FlexDirection.Column;
					base.AddToClassList("vertical");
				}
			}
		}

		// Token: 0x17000BBF RID: 3007
		// (get) Token: 0x060033AD RID: 13229 RVA: 0x00051568 File Offset: 0x0004F768
		// (set) Token: 0x060033AE RID: 13230 RVA: 0x00051584 File Offset: 0x0004F784
		public override bool enabled
		{
			get
			{
				return base.enabled;
			}
			set
			{
				base.enabled = value;
				this.PropagateEnabled(this, value);
			}
		}

		// Token: 0x060033AF RID: 13231 RVA: 0x00051598 File Offset: 0x0004F798
		public void PropagateEnabled(VisualContainer c, bool enabled)
		{
			if (c != null)
			{
				foreach (VisualElement visualElement in c)
				{
					visualElement.enabled = enabled;
					this.PropagateEnabled(visualElement as VisualContainer, enabled);
				}
			}
		}

		// Token: 0x060033B0 RID: 13232 RVA: 0x00051608 File Offset: 0x0004F808
		public void Adjust(float factor)
		{
			this.enabled = factor < 1f;
			this.slider.AdjustDragElement(factor);
		}

		// Token: 0x060033B1 RID: 13233 RVA: 0x00051628 File Offset: 0x0004F828
		private void OnSliderValueChange(float newValue)
		{
			this.value = newValue;
		}

		// Token: 0x060033B2 RID: 13234 RVA: 0x00051634 File Offset: 0x0004F834
		public void ScrollPageUp()
		{
			this.value -= this.slider.pageSize * ((this.slider.lowValue >= this.slider.highValue) ? (-1f) : 1f);
		}

		// Token: 0x060033B3 RID: 13235 RVA: 0x00051688 File Offset: 0x0004F888
		public void ScrollPageDown()
		{
			this.value += this.slider.pageSize * ((this.slider.lowValue >= this.slider.highValue) ? (-1f) : 1f);
		}
	}
}