32 lines
895 B
C#
32 lines
895 B
C#
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using UnityEngine;
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using UnityEngine.EventSystems;
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namespace LeTai.Asset.TranslucentImage.Demo
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{
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public class ControlCenter : MonoBehaviour
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{
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public RectTransform handle;
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RectTransform rt;
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void Start()
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{
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rt = GetComponent<RectTransform>();
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}
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void Update()
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{
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if (Mathf.Approximately(handle.rect.height, 0))
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return;
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rt.anchoredPosition = new Vector2(
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rt.anchoredPosition.x,
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Mathf.Clamp(rt.anchoredPosition.y, -rt.rect.height / 2 + handle.rect.height, rt.rect.height / 2 - 1)
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);
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}
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public void Drag(BaseEventData baseEventData)
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{
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PointerEventData data = (PointerEventData) baseEventData;
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rt.position = new Vector2(rt.position.x, rt.position.y + data.delta.y);
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}
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}
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}
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