修正轮廓不等比例缩放错误的问题.(采用拉伸夹点的方式进行缩放)

src/DatabaseServices/Contour.ts

@@ -62,37 +62,24 @@ export class Contour
      * @param {number} ref 缩放参考值,大于该值的点缩放
      * @param {number} dist 缩放距离
      * @param {string} dir x y z
-     * @returns
-     * @memberof Contour
      */
-    UnEqualProportionScale(ref: number, dist: number, dir: string)
+    UnEqualProportionScale(ref: number, dist: number, dir: "x" | "y")
     {
         let cu = this.m_Curve;
         if (cu instanceof Polyline)
         {
-            for (let i = 0; i <= cu.EndParam; i++)
+            let lineData = cu.LineData;
+            let length = lineData.length;
+
+            let moveIndexs: number[] = [];
+            for (let i = 0; i < length; i++)
             {
-                let p = cu.GetPointAtParam(i);
-                if (p[dir] > ref)
-                {
-                    let vec = new Vector3();
-                    vec[dir] = dist;
-                    p.add(vec).applyMatrix4(cu.OCSInv);
-                    cu.SetPointAt(i, Vec3DTo2D(p));
-                    //下一点不拉伸时修正凸度
-                    if (!equaln(cu.GetBuilgeAt(i), 0) && i + 1 <= cu.EndParam)
-                    {
-                        let p2 = cu.GetPointAtParam(i + 1);
-                        if (p2[dir] < ref)
-                        {
-                            let derv = cu.GetFistDeriv(i + 1).negate();
-                            let chord = p.sub(cu.GetPointAtParam(i + 1));
-                            let ang = getCirAngleByChordAndTangent(derv, chord);
-                            cu.SetBulgeAt(i, ang / 4);
-                        }
-                    }
-                }
+                if (lineData[i].pt[dir] > ref)
+                    moveIndexs.push(i);
             }
+            let moveVec = new Vector3();
+            moveVec[dir] = dist;
+            cu.MoveStretchPoints(moveIndexs, moveVec);
             return true;
         }
         return false;

src/DatabaseServices/Polyline.ts

@@ -318,9 +318,6 @@ export class Polyline extends Curve
 
     /**
      * 表示最后一条曲线的终止参数,使用该参数可以直接遍历到多段线的所有子线段. for(i<EndParam)...
-     *
-     * @readonly
-     * @memberof Polyline
      */
     get EndParam()
     {
@@ -329,9 +326,7 @@ export class Polyline extends Curve
         //闭合且起点不等于终点
         if (this.m_ClosedMark &&
             !this.m_LineData[0].pt.equals(arrayLast(this.m_LineData).pt))
-        {
             return this.m_LineData.length;
-        }
         return this.m_LineData.length - 1;
     }
     get Area2()