using UnityEngine;

namespace EnergyBarToolkit
{
	[RequireComponent(typeof(EnergyBar))]
	[ExecuteInEditMode]
	public class EnergyBarRepeatRenderer : EnergyBarOnGUIBase
	{
		public enum Effect
		{
			None = 0,
			GrowIn = 1,
			FadeOut = 2,
			Cut = 3
		}

		public enum CutDirection
		{
			LeftToRight = 0,
			TopToBottom = 1,
			RightToLeft = 2,
			BottomToTop = 3
		}

		private static readonly Vector2 DefaultPositionDelta = new Vector2(1.2f, 0f);

		public Texture2D icon;

		public Color iconColor = Color.white;

		public Texture2D iconSlot;

		public Color iconSlotColor = Color.white;

		public Vector2 iconSize;

		public Vector2 startPosition = new Vector2(10f, 10f);

		public bool startPositionNormalized;

		public int repeatCount = 5;

		public Vector2 positionDelta = DefaultPositionDelta;

		public Effect effect = Effect.GrowIn;

		public CutDirection cutDirection = CutDirection.BottomToTop;

		[SerializeField]
		private bool iconSizeNormalized;

		[SerializeField]
		private bool positionDeltaNormalized;

		[SerializeField]
		private bool iconSizeCalculate = true;

		public override Vector2 SizePixels
		{
			get
			{
				return GetSizePixels(iconSize);
			}
			set
			{
				SetSizePixels(ref iconSize, value);
			}
		}

		private Vector2 StartPositionPixels
		{
			get
			{
				if (startPositionNormalized)
				{
					return new Vector2(startPosition.x * (float)Screen.width, startPosition.y * (float)Screen.height);
				}
				return startPosition;
			}
		}

		private Vector2 PositionDeltaPixels
		{
			get
			{
				Vector2 sizePixels = SizePixels;
				return new Vector2(positionDelta.x * sizePixels.x, positionDelta.y * sizePixels.y);
			}
		}

		public override Vector2 TextureSizePixels
		{
			get
			{
				if (icon == null)
				{
					return Vector2.one;
				}
				return new Vector2(icon.width, icon.height);
			}
		}

		public override Rect DrawAreaRect
		{
			get
			{
				Vector2 startPositionPixels = StartPositionPixels;
				Vector2 positionDeltaPixels = PositionDeltaPixels;
				return new Rect(startPositionPixels.x, startPositionPixels.y, positionDeltaPixels.x * (float)repeatCount + iconSize.x, positionDeltaPixels.y * (float)repeatCount + iconSize.y);
			}
		}

		private new void Start()
		{
			base.Start();
			if (version == 169)
			{
				Upgrade_169_170();
			}
		}

		private void Upgrade_169_170()
		{
			if (iconSizeNormalized)
			{
				resizeMode = ResizeMode.Stretch;
			}
			else if (!iconSizeCalculate)
			{
				resizeMode = ResizeMode.Fixed;
			}
			if (positionDelta != DefaultPositionDelta)
			{
				if (positionDeltaNormalized)
				{
					positionDelta = new Vector2(positionDelta.x * (float)Screen.width, positionDelta.y * (float)Screen.height);
				}
				positionDelta = new Vector2(positionDelta.x / (float)icon.width, positionDelta.y / (float)icon.height);
			}
			version = 170;
		}

		protected override void Update()
		{
			base.Update();
			FixValues();
		}

		private void FixValues()
		{
			repeatCount = Mathf.Clamp(repeatCount, 1, 1000);
		}

		private new void OnGUI()
		{
			base.OnGUI();
			if (!RepaintPhase() || !IsVisible() || !IsValid())
			{
				return;
			}
			Vector2 vector = RealPosition(Round(StartPositionPixels), SizePixels);
			Vector2 sizePixels = SizePixels;
			Vector2 positionDeltaPixels = PositionDeltaPixels;
			float num = ValueF2 * (float)repeatCount;
			int num2 = (int)Mathf.Floor(num);
			float num3 = num - (float)num2;
			for (int i = 0; i < repeatCount; i++)
			{
				if (iconSlot != null)
				{
					DrawTexture(new Rect(vector.x, vector.y, sizePixels.x, sizePixels.y), iconSlot, iconSlotColor);
				}
				if (i < num2)
				{
					DrawTexture(new Rect(vector.x, vector.y, sizePixels.x, sizePixels.y), icon, iconColor);
				}
				else if (i == num2)
				{
					Rect rect = new Rect(vector.x, vector.y, sizePixels.x, sizePixels.y);
					switch (effect)
					{
					case Effect.FadeOut:
						DrawTexture(tint: new Color(iconColor.r, iconColor.g, iconColor.b, iconColor.a * num3), rect: new Rect(vector.x, vector.y, sizePixels.x, sizePixels.y), texture: icon);
						break;
					case Effect.GrowIn:
					{
						Rect rect2 = Resize(rect, num3);
						DrawTexture(rect2, icon, iconColor);
						break;
					}
					case Effect.Cut:
						switch (cutDirection)
						{
						case CutDirection.BottomToTop:
							DrawTextureVertFill(rect, icon, new Rect(0f, 0f, 1f, 1f), iconColor, false, num3);
							break;
						case CutDirection.TopToBottom:
							DrawTextureVertFill(rect, icon, new Rect(0f, 0f, 1f, 1f), iconColor, true, num3);
							break;
						case CutDirection.LeftToRight:
							DrawTextureHorizFill(rect, icon, new Rect(0f, 0f, 1f, 1f), iconColor, false, num3);
							break;
						case CutDirection.RightToLeft:
							DrawTextureHorizFill(rect, icon, new Rect(0f, 0f, 1f, 1f), iconColor, true, num3);
							break;
						default:
							Debug.LogError("Unknown cut direction: " + cutDirection);
							break;
						}
						break;
					}
				}
				vector += Round(positionDeltaPixels);
			}
			GUIDrawLabel();
		}

		private bool IsValid()
		{
			return icon != null;
		}

		private Rect Resize(Rect rect, float factor)
		{
			float width = rect.width;
			float height = rect.height;
			Vector2 center = rect.center;
			return new Rect(center.x - width / 2f * factor, center.y - height / 2f * factor, width * factor, height * factor);
		}
	}
}