using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

public class FloatingJoystick : Joystick
{
    public Image mImgBg;
    public Image mImgHandle;

    public bool mIsMounseDown = false;

    public static Color ShowColor = Color.white;
    //public static Color HideColor = new Color(1F, 1f, 1F, 0.f);
    public static Color HideColor = new Color(1F, 1f, 1F, 0.5f);


    //一次新的摇杆移动
    public static bool bNewTouchWithSkill = false;

    private void OnEnable()
    {
        
    }

    protected override void Start()
    {
        base.Start();
        mImgBg = background.transform.GetComponent<Image>();
        mImgHandle = background.transform.Find("Handle").GetComponent<Image>();
        mArrow = transform.Find("Background/Arrow").GetComponent<RectTransform>();

        mArrow.gameObject.SetActive(false);
        //background.gameObject.SetActive(false);
        background.gameObject.SetActive(true);
        background.transform.localPosition = new Vector3(256f, 256f, 0); 
        mImgBg.color = HideColor;
        mImgHandle.color = HideColor;
        mIsMounseDown = false;
    }

    public override void OnPointerDown(PointerEventData eventData)
    {
        background.anchoredPosition = ScreenPointToAnchoredPosition(eventData.position);
        //background.gameObject.SetActive(true);
        mImgBg.color = ShowColor;
        mImgHandle.color = ShowColor;
        mIsMounseDown = true;

        base.OnPointerDown(eventData);

        bNewTouchWithSkill = true;
    }

    public override void OnPointerUp(PointerEventData eventData)
    {
        //background.gameObject.SetActive(false);
        PointerUp();

        bNewTouchWithSkill = false;
    }

    public override void PointerUp()
    {
        if (background == null)
            return;

        background.transform.localPosition = new Vector3(256f, 256f, 0);
        mImgBg.color = HideColor;
        mImgHandle.color = HideColor;
        mIsMounseDown = false;
        base.PointerUp();
    }
}