using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class CubeController : MonoBehaviour
{
    float rotSpeed = 90;
	public int rot_type = 1;  // 0: 固定90角度  1: 自由角度
	public int rot_angle = 0;

    public int angle_rotation_delta = 10;

	void Update()
	{

		if (rot_type == 0)
		{

			if (Input.GetKey(KeyCode.UpArrow))
			{
				transform.Rotate(this.rotSpeed, 0, 0);
			}

			if (Input.GetKey(KeyCode.DownArrow))
			{
				transform.Rotate(-this.rotSpeed, 0, 0);
			}

			if (Input.GetKey(KeyCode.LeftArrow))
			{
				transform.Rotate(0, this.rotSpeed, 0);
			}
			if (Input.GetKey(KeyCode.RightArrow))
			{
				transform.Rotate(0, -this.rotSpeed, 0);
			}
		}
		if (rot_type == 1)
		{
			// 比較Input.GetKey & Input.GetKeyDown的差異性

			if (Input.GetKeyDown(KeyCode.UpArrow))
			{
				rot_angle += angle_rotation_delta;
				this.transform.rotation = Quaternion.Euler(new Vector3(rot_angle, 0, 0));
			}

			if (Input.GetKeyDown(KeyCode.DownArrow))
			{
				rot_angle -= angle_rotation_delta;
				this.transform.rotation = Quaternion.Euler(new Vector3(rot_angle, 0, 0));
			}

			if (Input.GetKeyDown(KeyCode.LeftArrow))
			{
				rot_angle -= angle_rotation_delta;
				this.transform.rotation = Quaternion.Euler(new Vector3(0, rot_angle, 0));
			}
			if (Input.GetKeyDown(KeyCode.RightArrow))
			{
				rot_angle += angle_rotation_delta;
				this.transform.rotation = Quaternion.Euler(new Vector3(0, rot_angle, 0));

			}
		}

		if (Input.GetKey(KeyCode.X)) {
			upsee();
		}
			if (Input.GetKey(KeyCode.Space))
		{
			//直接旋轉至原點
			this.transform.rotation = Quaternion.Euler(new Vector3(0, 0, 0));
		}

	}

    public void upsee() //上視圖
	{
		this.transform.rotation = Quaternion.Euler(new Vector3(-90.0f, 0, 0));
	}
	public void downsee() //下視圖
	{
		this.transform.rotation = Quaternion.Euler(new Vector3(90.0f, 0, 0));
	}
	public void leftsee() //左視圖
	{
		this.transform.rotation = Quaternion.Euler(new Vector3(0, -90.0f, 0));
	}
	public void rightsee() //右視圖
	{
		this.transform.rotation = Quaternion.Euler(new Vector3(0, 90.0f, 0));
	}
}