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41 lines
1.1 KiB
41 lines
1.1 KiB
3 years ago
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.EventSystems;
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public class OnScrollPanel : MonoBehaviour, IScrollHandler
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{
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public float width;
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public float height;
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public float minMultiple;
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public float maxMultiple;
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public void OnScroll(PointerEventData eventData)
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{
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var step = GetComponent<RectTransform>().sizeDelta * eventData.scrollDelta.y * 0.1f;
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var sizeDelta = GetComponent<RectTransform>().sizeDelta + step;
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if (sizeDelta.x / width > minMultiple && sizeDelta.x / width < maxMultiple)//因为长宽是同比例缩放，所以只判断长即可
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{
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GetComponent<RectTransform>().sizeDelta += step;
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}
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}
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// Use this for initialization
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void Start()
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{
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}
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// Update is called once per frame
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void Update()
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{
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}
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public void SetSize(Texture2D texture)
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{
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width = texture.width;
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height = texture.height;
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GetComponent<RectTransform>().sizeDelta = new Vector2(width, height);
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}
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}
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