Text Bg ContentSizeFitter的另类控制

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using UnityEngine; using UnityEngine.EventSystems; using UnityEngine.UI;   [RequireComponent(typeof(ContentSizeFitter))] public class textBgControl :UIBehaviour {     public RectTransform parentRectTrans;     private RectTransform rectTransform;       protected override void Start()     {         rectTransform = GetComponent<RectTransform>();     }     protected override void OnRectTransformDimensionsChange()     {         float height = GetWidthOrHeight(RectTransform.Axis.Vertical);         parentRectTrans.sizeDelta = new Vector2(parentRectTrans.sizeDelta.x,height);     }       public float GetWidthOrHeight(RectTransform.Axis axis)     {         if (axis == RectTransform.Axis.Horizontal)             return rectTransform.rect.width;         return rectTransform.rect.height;     }   }

　　

 

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using UnityEngine; using UnityEngine.UI;   public class Test : MonoBehaviour {     public Text Text;           void Start()     {         RectTransform rect = Text.GetComponent<RectTransform>();         // 获取Text的Size         Vector2 v2 = rect.rect.size;           Text.text = "这是一堆文字，具体多少我也不知道，反正就是一堆文字";           // width保持不变         rect.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, v2.x);         // 动态设置height         rect.SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, Text.preferredHeight);     } }

　　https://blog.csdn.net/weixin_43149049/article/details/104005050