using UnityEngine;using System.Collections; public class BloodBarTest : MonoBehaviour { 	public GUISkin theSkin;	public float bloodValue = 0.0f;	private float tmpValue;	private Rect rctBloodBar;	private Rect rctUpButton;	private Rect rctDownButton;	private bool onoff; 	// Use this for initialization	void Start () {		rctBloodBar = new Rect (20,20,20,200);		rctUpButton = new Rect (50,20,40,20);		rctDownButton = new Rect (50,50,40,20);		tmpValue = bloodValue;	} 	void OnGUI (){		GUI.skin = theSkin;		if (GUI.Button (rctUpButton,"加血")){			tmpValue = -1.0f;		}		if (GUI.Button (rctDownButton,"减血")){			tmpValue += 0.1f;		}		if (bloodValue > 0.0f) tmpValue = 0.0f;		if (bloodValue < -1.0f) tmpValue = -1.0f;		bloodValue = Mathf.Lerp(bloodValue,tmpValue,0.05f);		//~ Debug.Log (bloodValue + " " + tmpValue);		GUI.VerticalScrollbar(rctBloodBar, 1.0f, bloodValue,0.0f, 1.0f,GUI.skin.GetStyle("verticalScrollbar"));	} 	// Update is called once per frame	void Update () { 	}}