59 lines
1.8 KiB
C#
59 lines
1.8 KiB
C#
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using UnityEngine;
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using UnityEngine.UI;
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using System.Collections;
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/// <summary>
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/// <20><><EFBFBD><EFBFBD>
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/// </summary>
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public class ScrollViewHorizontalClickMove : MonoBehaviour
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{
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ScrollRect scrollRect; // <20><><EFBFBD><EFBFBD>ScrollRect<63><74><EFBFBD><EFBFBD>
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public float smoothTime = 0.3f; // ƽ<><C6BD><EFBFBD><EFBFBD><EFBFBD>ɵ<EFBFBD>ʱ<EFBFBD><CAB1>
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public float stepDistance = 0.16f; // <20>ƶ<EFBFBD><C6B6>ľ<EFBFBD><C4BE><EFBFBD>
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private float targetPosition; // Ŀ<><C4BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
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private bool isScrolling = false; // <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>ڹ<EFBFBD><DAB9><EFBFBD>
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private void Start()
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{
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scrollRect = GetComponent<ScrollRect>();
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}
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public void ScrollLeft()
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{
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StartCoroutine(SmoothScroll(-stepDistance)); // <20><><EFBFBD><EFBFBD>ÿ<EFBFBD>ε<EFBFBD><CEB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һС<D2BB><D0A1><EFBFBD><EFBFBD>
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}
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public void ScrollRight()
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{
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StartCoroutine(SmoothScroll(stepDistance)); // <20><><EFBFBD><EFBFBD>ÿ<EFBFBD>ε<EFBFBD><CEB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҹ<EFBFBD><D2B9><EFBFBD>һС<D2BB><D0A1><EFBFBD><EFBFBD>
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}
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private IEnumerator SmoothScroll(float direction)
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{
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if (isScrolling) yield break; // <20><><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><D1BE>ڹ<EFBFBD><DAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD>µĹ<C2B5><C4B9><EFBFBD>
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isScrolling = true;
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float elapsedTime = 0f;
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float lerp = 0f;
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// <20><><EFBFBD>㿪ʼʱ<CABC>ĵ<EFBFBD>ǰλ<C7B0>ú<EFBFBD>Ŀ<EFBFBD><C4BF>λ<EFBFBD><CEBB>
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float startPosition = scrollRect.horizontalNormalizedPosition;
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targetPosition = Mathf.Clamp(startPosition + direction, 0f, 1f); // ȷ<><C8B7>Ŀ<EFBFBD><C4BF>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD><D0A7>Χ<EFBFBD><CEA7>
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// ѭ<><D1AD>ֱ<EFBFBD><D6B1><EFBFBD>ﵽĿ<EFB5BD><C4BF>λ<EFBFBD>û<C3BB>ƽ<EFBFBD><C6BD>ʱ<EFBFBD><CAB1>
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while (lerp < 1f && elapsedTime < smoothTime)
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{
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elapsedTime += Time.deltaTime;
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lerp = Mathf.SmoothStep(0f, 1f, elapsedTime / smoothTime); // ʹ<><CAB9>SmoothStep<65><70><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƽ<EFBFBD><C6BD><EFBFBD><EFBFBD>ֵ
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// <20><><EFBFBD>ݲ<EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD>µĹ<C2B5><C4B9><EFBFBD>λ<EFBFBD><CEBB>
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float newPosition = Mathf.Lerp(startPosition, targetPosition, lerp);
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scrollRect.horizontalNormalizedPosition = newPosition;
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// <20>ȴ<EFBFBD><C8B4><EFBFBD>һ֡
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yield return null;
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}
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// ȷ<><C8B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>Ŀ<EFBFBD><C4BF>λ<EFBFBD><CEBB>һ<EFBFBD><D2BB>
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scrollRect.horizontalNormalizedPosition = targetPosition;
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isScrolling = false;
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}
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}
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