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

public class SegmentDisplay : MonoBehaviour{
    public byte segments;
    private Material segmentMaterial;
    private int _mask;

    private Dictionary<char, byte> char_map = new Dictionary<char, byte>() {
        //digits
        {'0', 0x3f },
        {'1', 0x06 },
        {'2', 0x5b },
        {'3', 0x4f },
        {'4', 0x66 },
        {'5', 0x6d },
        {'6', 0x7d },
        {'7', 0x07 },
        {'8', 0x7f },
        {'9', 0x6f },
    };

    public void SetChar(char c)
    {
        byte val = char_map.ContainsKey(c) ? char_map[c] : (byte)0;
        _mask = (_mask & (1 << 7)) | val;
        UpdateShader();
    }

    Material mat
    {
        get
        {
            if (segmentMaterial == null)
            {
                segmentMaterial = gameObject.GetComponent<Renderer>().materials[1]; ;
            }
            return segmentMaterial;
        }
    }

    private void UpdateShader()
    {
        mat.SetInt("segments", _mask);
    }

    public bool ShowDot
    {
        get { return (_mask & (1 << 7)) != 0; }
        set {
            _mask = (_mask & ~(1 << 7));
            if (value){
                _mask |= 1 << 7;
            }
            UpdateShader();
        }
    }

	void Start ()
	{
	    
	   // StartCoroutine(UpdateDigit());
	}
	
	void Update (){
	 
	}

    private int d = 0;

    /*IEnumerator UpdateDigit() {
        while (true) {
            yield return new WaitForSeconds(1);

            if (d >= 9)
            {
                d = 0;
            }
            else
            {
                d++;
            }



            
        }
    }*/
}