// Copyright (c) 2024 Synty Studios Limited. All rights reserved.
//
// Use of this software is subject to the terms and conditions of the Synty Studios End User Licence Agreement (EULA)
// available at: https://syntystore.com/pages/end-user-licence-agreement
//
// Sample scripts are included only as examples and are not intended as production-ready.

using UnityEngine;
using UnityEngine.UI;

namespace Synty.Interface.FantasyWarriorHUD.Samples
{
    /// <summary>
    ///     Animates the UVs of a raw image for a scrolling background effect.
    /// </summary>
    public class SampleScrollUV : MonoBehaviour
    {
        [Header("References")]
        public RawImage rawImage;

        [Header("Parameters")]
        public Vector2 speed = new Vector2(1, 0);
        public Vector2 size = new Vector2(256, 256);

        private void Awake()
        {
            if (rawImage == null)
            {
                rawImage = GetComponent<RawImage>();
            }
        }

        private void Reset()
        {
            rawImage = GetComponent<RawImage>();
        }

        private void Update()
        {
            Vector2 calculatedSizeBasedOnScreen = new Vector2(
                rawImage.rectTransform.rect.width / size.x,
                rawImage.rectTransform.rect.height / size.y
            );
            rawImage.uvRect = new Rect(
                rawImage.uvRect.position + (speed * Time.deltaTime),
                calculatedSizeBasedOnScreen
            );
        }
    }
}