using UnityEngine;
using System.Collections;

public class CameraControler : MonoBehaviour
{

    public float SharpneasZoom;
    public float CameraPosition;
    public float CameraZoomMax;
    public float CameraZoomMin;
    public float CameraSpeed;
    public RaycastHit Hit;

    void Start()
    {
        
    }

    // Update is called once per frame
    void Update()
    {
        CameraHeightPosition();
        CameraWidthPosition();
    }

    void CameraHeightPosition()
    {

        Vector3 DirectionRay = transform.TransformDirection(Vector3.forward);

        if (Physics.Raycast(transform.position, DirectionRay, out Hit, 100))
        {
            if (Hit.collider.tag == "Terrainz")
            {

                if (Hit.distance < CameraPosition)
                {
                    transform.position += new Vector3(0, CameraPosition - Hit.distance, 0);
                }

                if (Hit.distance > CameraPosition)
                {
                    transform.position -= new Vector3(0, Hit.distance - CameraPosition, 0);
                }
            }
        }

        if ((Input.GetAxis("Mouse ScrollWheel") < 0) && (CameraPosition < CameraZoomMin))
        {

            CameraPosition += 7 * SharpneasZoom * Time.deltaTime;
             CameraSpeed += 0.007f;
        }

        if ((Input.GetAxis("Mouse ScrollWheel") > 0) && (CameraPosition > CameraZoomMax))
        {
            CameraPosition -= 7 * SharpneasZoom * Time.deltaTime;

            CameraSpeed -= 0.007f;
        }
    }

    void CameraWidthPosition()
    {
        //if (MS.NowMouseState == MouseState.MouseStats.Default)

        if (20 > Input.mousePosition.x)
        {
            transform.position -= new Vector3(CameraSpeed, 0, 0);
        }
        if ((Screen.width - 10) < Input.mousePosition.x)
        {

            transform.position += new Vector3(CameraSpeed, 0, 0);
        }
        if (20 > Input.mousePosition.y)
        {
            transform.position -= new Vector3(0, 0, CameraSpeed);
        }
        if ((Screen.height - 10) < Input.mousePosition.y)
        {
            transform.position += new Vector3(0, 0, CameraSpeed);
        }
    }
}