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types/GraphicsSystem/OffsetPolyline.d.ts

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+import { Box3, Matrix4, Vector3 } from "three";
+import { Contour } from "../DatabaseServices/Contour";
+import { Arc } from "../DatabaseServices/Entity/Arc";
+import { Circle } from "../DatabaseServices/Entity/Circle";
+import { Curve } from "../DatabaseServices/Entity/Curve";
+import { Line } from "../DatabaseServices/Entity/Line";
+import { Polyline } from "../DatabaseServices/Entity/Polyline";
+interface IOffsetResult {
+    index: number;
+    curve: Curve;
+    /**偏移距离(仅在局部偏移时提供) */
+    dist?: number;
+    sp?: Vector3;
+    ep?: Vector3;
+    preCurve?: Curve;
+    nextCurve?: Curve;
+    paddingCurve?: Curve[];
+}
+export declare class CurveTreeNode {
+    curve: Curve;
+    children: this[];
+    box: Box3;
+    used: boolean;
+    Create(curve: Curve, box?: Box3): this;
+    constructor(curve: Curve, box?: Box3);
+    TrimBy(contour: Contour, box: Box3): void;
+    get Nodes(): this[];
+}
+export declare enum PolylineJoinType {
+    Square = 0,
+    Round = 1
+}
+export declare class OffsetPolyline {
+    _Polyline: Polyline;
+    _OffsetDist: number;
+    _ToolPath: boolean;
+    private _OffsetDistSq;
+    private _JoinType;
+    _CacheOCS: Matrix4;
+    _Vertexs: Vector3[];
+    _SubCurves: Curve[];
+    _Circles: Circle[];
+    _SubOffsetedCurves: IOffsetResult[];
+    _CurveTreeNodes: CurveTreeNode[];
+    _CurveTrimedTreeNodes: CurveTreeNode[];
+    _TrimPolylineContours: Contour[];
+    _TrimCircleContours: Circle[];
+    _TrimArcContours: Contour[];
+    _RetCurves: Polyline[];
+    _IsClose: boolean;
+    _OffsetDistSign: number;
+    _IsTopoOffset: boolean;
+    _AllowConverToCircle: boolean;
+    /**
+     *
+     * @param _Polyline
+     * @param _OffsetDist
+     * @param [_ToolPath=false] 走刀模式(在这个模式下,我们会进行圆弧过渡(或者直线过渡)避免尖角过大)
+     * @param [_OffsetDistSq=(_OffsetDist ** 2) * 2.1] 允许的最大尖角长度 默认值差不多是矩形的尖角大一点
+     * @param [_JoinType=PolylineJoinType.Round]  尖角的处理方式,默认是圆弧过渡,可以切换成直线过渡
+     */
+    constructor(_Polyline: Polyline, _OffsetDist: number, _ToolPath?: boolean, _OffsetDistSq?: number, //对直角走刀不进行圆弧过度
+    _JoinType?: PolylineJoinType);
+    Do(): Polyline[];
+    InitSubCurves(): this;
+    protected GeneralCirclesAndVertexs(): void;
+    protected OffsetSubCurves(): void;
+    LinkSubCurves(): void;
+    /**
+     * 判断两曲线是否尖角化
+     * 在
+     *  1.直线和圆弧,圆弧和圆弧
+     *  2.有交点,无真交点时
+     * 必须在正确的方向做出延伸动作,所以必须在尖角的情况下延伸,偏移的结果就像一个谷字去掉一个口的结果,上面的人就是偏移后的结果.
+     * 如果是谷,则允许连接 #I7WKKG
+     */
+    private IsSharpCorner;
+    protected GeneralTrimContours(): void;
+    protected TrimByContours(): void;
+    private FilterInvalidCurve;
+    private JoinCollinear;
+    private LinkResultPolyline;
+    private RepairResultPolylineClosemark;
+    CheckPointDir(pt: Vector3): boolean;
+    GetPointAtCurveDir(pt: Vector3): number;
+    protected CreateArc(center: Vector3, startP: Vector3, endP?: Vector3): Arc;
+    protected CreateSquare(center: Vector3, curveNow: IOffsetResult, curveNext: IOffsetResult, entTypeCode: number): Line;
+}
+export declare function EntityEncode2(c1: Curve, c2: Curve): number;
+export declare function CurveIsFine(curve: Curve): boolean;
+export {};
+//# sourceMappingURL=OffsetPolyline.d.ts.map