battlearray_client/Assets/Scripts/UI/DiamondNum.cs

using UnityEngine;
using UnityEngine.UI;
using System.Collections;

public class DiamondNum : MonoBehaviour {

	public Text numText;

	void Start()
	{
		UpdateNum ();
		Session.GetInstance ().myUserData.DiamondChanged.AddListener (UpdateNum);
	}

	void OnDestroy()
	{
		Session.GetInstance ().myUserData.DiamondChanged.RemoveListener (UpdateNum);
	}

	public void UpdateNum()
	{
		numText.text = Session.GetInstance().myUserData.diamond.ToString();
	}

	public void OnClick()
	{
		BattleSession battleSession = Session.GetInstance().GetBattleSession();
		if (battleSession != null) {
			BuyCoinPanel.Show();
		}
	}
}