Aimbot-ParallelEnv/Assets/Script/Start/StartMenuAnimations.cs

using DG.Tweening;
using UnityEngine;

public class StartMenuAnimations : MonoBehaviour
{
    public GameObject maskObj;
    public GameObject mixButton;
    public GameObject attackButton;
    public GameObject gotoButton;
    public GameObject freeButton;

    public float animeDuration = 0.2f;

    public Vector3 mixDestination = new Vector3(-85, 29, 0);
    public Vector3 attackDestination = new Vector3(-100, 0, 0);
    public Vector3 gotoDestination = new Vector3(-115, -29, 0);
    public Vector3 freeDestination = new Vector3(-130, -58, 0);

    public float maskScaleX = 1;
    public float maskScaleY = 0.4f;

    private Vector3 mixOriginDestination;
    private Vector3 attackOriginDestination;
    private Vector3 gotoOriginDestination;
    private Vector3 freeOriginDestination;

    private PolygonCollider2D parallelogramPolygon;
    private bool isMouseOverMask = false;

    private void Start()
    {
        // get start position
        mixOriginDestination = mixButton.transform.position;
        attackOriginDestination = attackButton.transform.position;
        gotoOriginDestination = gotoButton.transform.position;
        freeOriginDestination = freeButton.transform.position;

        // transform local vector3 to world vector3 by parent
        mixDestination += mixButton.transform.parent.position;
        attackDestination += attackButton.transform.parent.position;
        gotoDestination += gotoButton.transform.parent.position;
        freeDestination += freeButton.transform.parent.position;

        //get polygon from maskOBJ
        parallelogramPolygon = maskObj.GetComponent<PolygonCollider2D>();

        // minimize mask object
        MinimizeMaskObj();
    }

    private void Update()
    {
        // check if mouse is in parallelogram
        if (!isMouseOverMask && parallelogramPolygon.OverlapPoint(Input.mousePosition))
        {
            isMouseOverMask = true;
            OnMaskPointerEnter();
        }
        else if (isMouseOverMask && !parallelogramPolygon.OverlapPoint(Input.mousePosition))
        {
            isMouseOverMask = false;
            OnMaskPointerExit();
        }
    }

    private void OnMaskPointerEnter()
    {
        // dotween move button
        mixButton.transform.DOMove(mixDestination, animeDuration, true).SetEase(Ease.OutCirc).Play();
        attackButton.transform.DOMove(attackDestination, animeDuration, true).SetEase(Ease.OutCirc).Play();
        gotoButton.transform.DOMove(gotoDestination, animeDuration, true).SetEase(Ease.OutCirc).Play();
        freeButton.transform.DOMove(freeDestination, animeDuration, true).SetEase(Ease.OutCirc).Play();
        MaximizeMaskObj();
    }

    private void OnMaskPointerExit()
    {
        // dotween move button batck to original position
        mixButton.transform.DOMove(mixOriginDestination, animeDuration, true).SetEase(Ease.OutCirc).Play();
        attackButton.transform.DOMove(attackOriginDestination, animeDuration, true).SetEase(Ease.OutCirc).Play();
        gotoButton.transform.DOMove(gotoOriginDestination, animeDuration, true).SetEase(Ease.OutCirc).Play();
        freeButton.transform.DOMove(freeOriginDestination, animeDuration, true).SetEase(Ease.OutCirc).Play();
        MinimizeMaskObj();
    }

    private void MinimizeMaskObj()
    {
        // minimize mask object use dotween doscale
        maskObj.transform.DOScaleX(maskScaleX, animeDuration).SetEase(Ease.OutCirc).Play();
        maskObj.transform.DOScaleY(maskScaleY, animeDuration).SetEase(Ease.OutCirc).Play();
    }

    private void MaximizeMaskObj()
    {
        // maximize mask object use dotween doscale
        maskObj.transform.DOScaleX(1, animeDuration).SetEase(Ease.OutCirc).Play();
        maskObj.transform.DOScaleY(1, animeDuration).SetEase(Ease.OutCirc).Play();
    }
}