using UnityEngine;

[AddComponentMenu("Camera-Control/Mouse Orbit with zoom")]
public class MouseOrbit : MonoBehaviour
{
	public bool AllowRotation = true;

	public bool clickToRotate;

	public Transform target;

	public float distance = 5f;

	public float xSpeed = 120f;

	public float ySpeed = 120f;

	public float yMinLimit = -20f;

	public float yMaxLimit = 80f;

	public float distanceMin = 0.5f;

	public float distanceMax = 15f;

	public float XInit;

	public float YInit = 60f;

	private float x;

	private float y;

	public static bool rightclicked;

	[HideInInspector]
	public int i;

	public void Start()
	{
		x = XInit;
		y = YInit;
		i = 0;
		if ((bool)GetComponent<Rigidbody>())
		{
			GetComponent<Rigidbody>().freezeRotation = true;
		}
	}

	private void LateUpdate()
	{
		if (AllowRotation)
		{
			rightclicked = Input.GetMouseButton(1);
		}
		if (i == 0)
		{
			x += Input.GetAxis("Mouse X") * xSpeed * distance * 0.02f;
			y -= Input.GetAxis("Mouse Y") * ySpeed * 0.02f;
			y = ClampAngle(y, yMinLimit, yMaxLimit);
			Quaternion quaternion = Quaternion.Euler(y, x, 0f);
			distance = Mathf.Clamp(distance - Input.GetAxis("Mouse ScrollWheel") * 5f, distanceMin, distanceMax);
			Vector3 vector = new Vector3(0f, 0f, 0f - distance);
			Vector3 position = quaternion * vector + target.position;
			base.transform.rotation = quaternion;
			base.transform.position = position;
			i = 1;
		}
		else if (clickToRotate)
		{
			if ((bool)target && rightclicked)
			{
				x += Input.GetAxis("Mouse X") * xSpeed * distance * 0.02f;
				y -= Input.GetAxis("Mouse Y") * ySpeed * 0.02f;
				y = ClampAngle(y, yMinLimit, yMaxLimit);
				Quaternion quaternion2 = Quaternion.Euler(y, x, 0f);
				distance = Mathf.Clamp(distance - Input.GetAxis("Mouse ScrollWheel") * 5f, distanceMin, distanceMax);
				Vector3 vector2 = new Vector3(0f, 0f, 0f - distance);
				Vector3 position2 = quaternion2 * vector2 + target.position;
				base.transform.rotation = quaternion2;
				base.transform.position = position2;
			}
		}
		else if ((bool)target && !rightclicked)
		{
			x += Input.GetAxis("Mouse X") * xSpeed * distance * 0.02f;
			y -= Input.GetAxis("Mouse Y") * ySpeed * 0.02f;
			y = ClampAngle(y, yMinLimit, yMaxLimit);
			Quaternion quaternion3 = Quaternion.Euler(y, x, 0f);
			distance = Mathf.Clamp(distance - Input.GetAxis("Mouse ScrollWheel") * 5f, distanceMin, distanceMax);
			Vector3 vector3 = new Vector3(0f, 0f, 0f - distance);
			Vector3 position3 = quaternion3 * vector3 + target.position;
			base.transform.rotation = quaternion3;
			base.transform.position = position3;
		}
	}

	public static float ClampAngle(float angle, float min, float max)
	{
		if (angle < -360f)
		{
			angle += 360f;
		}
		if (angle > 360f)
		{
			angle -= 360f;
		}
		return Mathf.Clamp(angle, min, max);
	}
}