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GameController
using UnityEngine;      
using System.Collections;
using UnityEngine.UI;
 
public class GameController : MonoBehaviour {    
    public Text mapLocationTextbox;
    public GameObject locationPanel;
    public GameObject startLocationPanel;
 
    public Location[] locations;
    private Location currentLocation;
 
    void Awake () {          
        locationPanel.SetActive(true);
        startLocationPanel.SetActive(true);
        mapPanel.SetActive(false);
        SetInitialLocation ();
    }
 
    void SetInitialLocation() {
        foreach (Location loc in locations) {   
            if (loc.locationPanel == startLocationPanel) {
                currentLocation = loc;
                mapLocationTextbox.text = currentLocation.caption;
                break;
            }
        }
    }
 
    // direction
    // 0 – hold   -держать
    // 1 - top
    // 2 - right
    // 3 – bottom   -дно
    // 4 - left
    public void Navigate(int direction) {
        int diffX = 0;
        int diffY = 0;
 
        switch (direction) {       
            case 1:
                diffY = 1;
                break;
            case 2:
                diffX = 1;
                break;
            case 3:
                diffY = -1;
                break;
            case 4:
                diffX = -1;
                break;
        }
 
        foreach (Location loc in locations) {
            if (loc.x == currentLocation.x + diffX && loc.y == currentLocation.y + diffY) {
                ChangeLocation (loc);
                break;
            }
        }
 
        HideMap ();
    }
 
    public void HideMap() {
        mapPanel.SetActive (false);
        locationPanel.SetActive (true);
    }
 
    public void ShowMap() {
        mapPanel.SetActive (true);
        locationPanel.SetActive (false);
    }
 
    void ChangeLocation(Location newLocation) {  
        mapLocationTextbox.text = newLocation.caption;
        currentLocation.locationPanel.SetActive (false);
        newLocation.locationPanel.SetActive (true);
 
        currentLocation = newLocation;
    }
}
 
[System.Serializable]
public class Location {
    public GameObject locationPanel;
    public int x;
    public int y;
    public string caption;
}