本文共 1675 字，大约阅读时间需要 5 分钟。

namespace UnityEngine.UI.Extensions{    [RequireComponent(typeof(RectTransform), typeof(Graphic)), DisallowMultipleComponent]    [AddComponentMenu("UI/Effects/Extensions/Flippable")]    public class UIFlippable : MonoBehaviour, IMeshModifier    {             [SerializeField] private bool _horizontal = false;        [SerializeField] private bool _veritical = false;             public bool horizontal        {            get { return _horizontal; }            set { _horizontal = value; OnValidate(); }        }             public bool vertical        {            get { return _veritical; }            set { _veritical = value; OnValidate(); }        }             protected void OnValidate()        {            GetComponent
   
    ().SetVerticesDirty();        }             public void ModifyMesh(VertexHelper verts)        {            RectTransform rt = transform as RectTransform;                     for (int i = 0; i < verts.currentVertCount; ++i)            {                UIVertex uiVertex = new UIVertex();                verts.PopulateUIVertex(ref uiVertex,i);                 // Modify positions                uiVertex.position = new Vector3(                    (_horizontal ? (uiVertex.position.x + (rt.rect.center.x - uiVertex.position.x) * 2) : uiVertex.position.x),                    (_veritical ?  (uiVertex.position.y + (rt.rect.center.y - uiVertex.position.y) * 2) : uiVertex.position.y),                    uiVertex.position.z                );                 // Apply                verts.SetUIVertex(uiVertex, i);            }        }         public void ModifyMesh(Mesh mesh)        {            //Obsolete member implementation        }    }}
   

转载地址：http://onerj.baihongyu.com/