51 lines
1.4 KiB
C#
51 lines
1.4 KiB
C#
using UnityEngine;
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using UnityEngine.UI;
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using UnityEngine.EventSystems;
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public class ButtonScaleEffect : MonoBehaviour, IPointerDownHandler, IPointerUpHandler
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{
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public float scaleTime = 0.2f; // 缩放所需的时间
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public float scale = 1.1f;
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private Vector3 originalScale; // 按钮的原始缩放值
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private Vector3 targetScale; // 目标缩放值
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private float currentTime; // 当前缩放时间
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private bool isScalingUp; // 是否正在放大
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private void Start()
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{
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// 记录按钮的原始缩放值
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originalScale = transform.localScale;
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targetScale = originalScale;
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currentTime = scaleTime;
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}
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private void Update()
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{
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if (currentTime < scaleTime)
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{
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currentTime += Time.deltaTime;
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// 使用Lerp方法实现平滑的缩放效果
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transform.localScale = Vector3.Lerp(
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isScalingUp ? originalScale : originalScale * scale,
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targetScale,
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currentTime / scaleTime
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);
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}
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}
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public void OnPointerDown(PointerEventData eventData)
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{
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// 当按钮被按下时，设置目标缩放值为1.1倍，并开始计时
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targetScale = originalScale * scale;
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currentTime = 0f;
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isScalingUp = true;
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}
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public void OnPointerUp(PointerEventData eventData)
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{
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// 当按钮被松开时，设置目标缩放值为原始值，并开始计时
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targetScale = originalScale;
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currentTime = 0f;
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isScalingUp = false;
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}
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} |