新增画布类,三联，九宫格控件

UI/Windows/Widget/TripleCav.nut

@@ -0,0 +1,30 @@
+/*
+文件名:TripleCav.nut
+路径:UI/Windows/Widget/TripleCav.nut
+创建日期:2025-10-24	23:15
+文件用途:三联画布
+*/
+class GameWidget_TripleCav extends Canvas {
+    /**
+     * 创建三联图画布
+     * @function
+     * @param {string} ImgPath      Img路径
+     * @param {integer} ImgStart    Img起始索引
+     * @param {integer} Width       总宽度
+     * @returns {gamewidget_triplecav}
+     */
+    constructor(ImgPath, ImgStart, Width) {
+        local Left_Width = sq_GetPng(ImgPath, ImgStart).Width;
+        local Height = sq_GetPng(ImgPath, ImgStart).Height;
+        local Right_Width = sq_GetPng(ImgPath, ImgStart + 2).Width;
+
+        base.constructor(Width, Height);
+
+        //绘制左侧
+        DrawImg(ImgPath, ImgStart, 0, 0);
+        //绘制中间
+        DrawImgRect(ImgPath, ImgStart + 1, Left_Width, 0, Width - Left_Width - Right_Width, Height);
+        //绘制右侧
+        DrawImg(ImgPath, ImgStart + 2, Width - Right_Width, 0);
+    }
+}