[HideInInspector][SerializeField] protected Material mMat;//材质
[HideInInspector][SerializeField] protected Texture mTex;//贴图
[HideInInspector][SerializeField] Color mColor = Color.white;//颜色
[HideInInspector][SerializeField] Pivot mPivot = Pivot.Center;//对齐位置
[HideInInspector][SerializeField] int mDepth = 0;//深度protected Transform mTrans;//坐标转换protected UIPanel mPanel;//相应的UIPanelprotected bool mChanged = true;//是否更改protected bool mPlayMode = true;//模式
Vector3 mDiffPos;//位置差异
Quaternion mDiffRot;//旋转差异
Vector3 mDiffScale;//缩放差异int mVisibleFlag = -1;//可见标志// Widget's generated geometry
UIGeometry mGeom = new UIGeometry();//多变形实例

 /// <summary>/// Virtual function called by the UIPanel that fills the buffers.
/// </summary>virtual public void OnFill(BetterList<Vector3> verts, BetterList<Vector2> uvs, BetterList<Color32> cols) { }

/// Author: KK
///
using UnityEngine;
using System.Collections;/// <summary>
/// 纯色正方形，使用两个三角形组成，仅4个顶点
/// </summary>
[ExecuteInEditMode]
[AddComponentMenu("NGUI/AC-Plugins/ColorQuad")]
public class UIColorQuad : UIWidget
{/// <summary>/// 用于纯色矩形渲染的材质, 独立，不共享/// </summary>private static Material m_UIColorQuadMaterial = null;  // 静态，唯一，共享public override Material material{get { return UIColorQuad.m_UIColorQuadMaterial; }}protected override void Awake(){base.Awake();}protected override void OnStart(){base.OnStart();mChanged = true;  // Start时让其重新渲染一次，否则在客户端会加载后没东西
    }public void SetSize(float _widht, float _height){base.width = (int)_widht;base.height = (int)_height;base.mChanged = true;}/// <summary>/// 负责显示内容，它的工作是填写如何显示，显示什么。就是把需要显示的内容存储在UIWidget/// </summary>/// <param name="verts"></param>/// <param name="uvs">显示的多边形形状</param>/// <param name="cols">颜色调配</param>public override void OnFill(BetterList<Vector3> verts, BetterList<Vector2> uvs, BetterList<Color32> cols){// 开始画网格, 顶点, 矩形Vector3[] arrVerts = localCorners;  // 直接由4个角组成矩形吧for (int i = 0; i < arrVerts.Length; i++){verts.Add(arrVerts[i]);}// 贴图点for (int i = 0; i < arrVerts.Length; i++){uvs.Add(new Vector2(0, 0));}// 顶点颜色Color pmaColor = NGUITools.ApplyPMA(this.color);  // NGUI PMAfor (int i = 0; i < arrVerts.Length; i++){cols.Add(pmaColor);}}// 创建材质void CheckQuadMaterial(){string szUseShaderName = "Unlit/Premultiplied Colored"; // NGUI的~if (UIColorQuad.m_UIColorQuadMaterial == null ||   // 下列情况下重新生成材质material == null ||material.shader == null ||material.shader.name != szUseShaderName){GameObject.DestroyImmediate(UIColorQuad.m_UIColorQuadMaterial);UIColorQuad.m_UIColorQuadMaterial = new Material(Shader.Find(szUseShaderName));UIColorQuad.m_UIColorQuadMaterial.name = "UIColorQuadMaterial";// 生成一个1点的白色纹理Texture2D whiteTex = new Texture2D(1, 1);for (int y = 0; y < whiteTex.height; ++y){for (int x = 0; x < whiteTex.width; ++x){whiteTex.SetPixel(x, y, new Color(1, 1, 1, 1));}}whiteTex.Apply();UIColorQuad.m_UIColorQuadMaterial.SetTexture("_MainTex", whiteTex);}}protected override void OnUpdate(){base.OnUpdate();if (mChanged){mChanged = false;CheckQuadMaterial();}}
}