using UnityEngine;
using System.Collections;

public class MapManager : MonoBehaviour {
private static MapManager inst = null;
public GameObject GO_hex;

public float HexW;
public float HexH;

public int MapSizeX;
public int MapSizeY;
public int MapSizeZ;

Hex[][][] Map;

void Awake ()
{
inst = this;
SetHexSize ();
}

public static MapManager GetInst()
{
return inst;
}

// Use this for initialization
void Start () {

}

// Update is called once per frame
void Update () {

}

public void SetHexSize()
{
HexW = GO_hex.transform.bounds.size.x;
HexH = GO_hex.transform.bounds.size.z;
}

public Vector3 GetWorldPos (int x, int y, int z)
{
float X, Z;
X = x * HexW + ( z * HexW * 0.5f );
Z = (-z) * HexH * 0.75f;
return new Vector3 (X, 0, Z);
}

public void CreateMap ()
{
Map = new Hex[MapSizeX * 2 + 1][][];
for (int x = -MapSizeX; x <= MapSizeX; x++) {
Map[x+MapSizeX] = new Hex[MapSizeY * 2 + 1][];
for( int y = -MapSizeY; y <= MapSizeY; y++ ){
Map[x+MapSizeX][y+MapSizeY] = new Hex[MapSizeZ * 2 + 1];
for( int z = -MapSizeZ; z <= MapSizeZ; z++ )
{
if (x + y + z == 0)
{
Map[x+MapSizeX][y+MapSizeY][z+MapSizeZ] = ((GameObject) Instantiate(GO_hex)).GetComponent<Hex> ();
Vector3 pos = GetWorldPos( x, y, z );
Map[x + MapSizeX][y + MapSizeY][z + MapSizeZ].transform.position = pos;
}
}
}
}
}
}