修复异形轮廓应用崩溃的问题

src/Add-on/DrawBoard/DrawSpecialShapeBoardTool.ts

@@ -81,23 +81,33 @@ export async function SelectExtrudeContour(selectInside = false)
 
     let ens = ssRes.SelectSet.SelectEntityList as ExtureContourCurve[];
     let en = ens[0];
-    if (en instanceof Curve && (selectInside || !en.IsClose))
+    if (en instanceof Curve)
     {
-        let cus = app.m_Viewer.VisibleEntitys.filter(e => e instanceof Curve) as Curve[];
+        if (selectInside || !en.IsClose)
+        {
+            let cus = app.m_Viewer.VisibleEntitys.filter(e => e instanceof Curve) as Curve[];
 
-        let cuGroups = curveLinkGroup(cus);
+            let cuGroups = curveLinkGroup(cus);
 
-        for (let g of cuGroups)
-        {
-            if (g.includes(en))
+            for (let g of cuGroups)
             {
-                let pl = Contour.Combine(g, false) as Polyline;
-                arrayRemove(cuGroups, g);
-                return { contour: pl, gourp: cuGroups, useCurves: g };
+                if (g.includes(en))
+                {
+                    let pl = Contour.Combine(g, false) as Polyline;
+                    arrayRemove(cuGroups, g);
+                    return { contour: pl, gourp: cuGroups, useCurves: g };
+                }
             }
+
+            //不能选到合适的曲线.
+            return {};
         }
+
+        //isClose = true;
+        return { contour: en, useCurves: [en] };
     }
-    else return { contour: en };
+
+    return { contour: en };
 }
 
 /**

src/Add-on/DrawBoard/DrawSpecialShapedBoardByContour.ts

@@ -18,7 +18,11 @@ export class DrawSpecialShapedBoardByContour implements Command
         let targetBoards = brRes.SelectSet.SelectEntityList as Board[];
 
         let { contour, useCurves } = await SelectExtrudeContour(false);
-
+        if (!contour)
+        {
+            console.log("未选择到闭合的轮廓!");
+            return;
+        }
 
         let keyWord = await app.m_Editor.GetKeyWords({
             Msg: "不改变板件大小:",
@@ -29,7 +33,8 @@ export class DrawSpecialShapedBoardByContour implements Command
         BoardApplyContour(contour, targetBoards, keyWord.StringResult === "Y");
 
         //删除被应用的轮廓
-        for (let c of useCurves)
-            c.Erase();
+        if (useCurves)
+            for (let c of useCurves)
+                c.Erase();
     }
 }