gs-json/dist2015/entity_obj_polyline.js

gs-JSON is a domain agnostic unifying 3D file format for geometric and semantic modelling (hence the 'gs').

"use strict";

Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.Polyline = undefined;

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _entity_obj = require("./entity_obj");

var _topo_sub = require("./topo_sub");

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

/**
 * Class Polyline.
 * A polyline consists of one wire and no faces.
 * The wire has a sequence of vertices.
 * The wire may be open or closed.
 * A polyline may be part of a group and may have attributes.
 */
var Polyline = exports.Polyline = function (_Obj) {
    _inherits(Polyline, _Obj);

    function Polyline() {
        _classCallCheck(this, Polyline);

        return _possibleConstructorReturn(this, (Polyline.__proto__ || Object.getPrototypeOf(Polyline)).apply(this, arguments));
    }

    _createClass(Polyline, [{
        key: "getObjType",

        /**
         * Get the object type: "polyline".
         * @return Polyline object type.
         */
        value: function getObjType() {
            return 100 /* polyline */;
        }
        /**
         * Checks if the polyline is closed.
         * @return Return true if the polyline is closed.
         */

    }, {
        key: "isClosed",
        value: function isClosed() {
            return this.getWires()[0].isClosed();
        }
        /**
         * Sets if the polyline is closed.
         * @param is_closed Ture if closed, false if open.
         * @return Return the old value for is_closed.
         */

    }, {
        key: "setIsClosed",
        value: function setIsClosed(is_closed) {
            var path = this.getWires()[0].getTopoPath();
            return this._kernel.topoSetIsClosed(path, is_closed);
        }
        /**
         * Returns the number of vertices in this polyline.
         * @return Return the number of vertices.
         */

    }, {
        key: "numVertices",
        value: function numVertices() {
            return this.getWires()[0].numVertices();
        }
        /**
         * Returns the number of edges in this polyline.
         * @return Return the number of edges.
         */

    }, {
        key: "numEdges",
        value: function numEdges() {
            return this.getWires()[0].numEdges();
        }
        /**
         * Insert an extra vertex.
         * @return The new vertex.
         */

    }, {
        key: "insertVertex",
        value: function insertVertex(edge, point) {
            if (edge.getObjID() !== this._id) {
                throw new Error("Edge must belong to polyline.");
            }
            var path = edge.getTopoPath();
            this._kernel.edgeSplit(path, point.getID());
            var new_edge_path = this._kernel.edgeSplit(path, point.getID());
            return new _topo_sub.Vertex(this._kernel, new_edge_path);
        }
        /**
         * Add n extra vertex to the start or end.
         * @return The new vertex.
         */

    }, {
        key: "addVertex",
        value: function addVertex(point, to_start) {
            var path = this.getWires()[0].getTopoPath();
            this._kernel.topoAddVertex(path, point.getID(), to_start);
            var new_vertex_path = this._kernel.edgeSplit(path, point.getID());
            return new _topo_sub.Vertex(this._kernel, new_vertex_path);
        }
        /**
         * Delete a vertex.
         * @return The next vertex that replaces it, or null if it was teh last vertex of an open polyline.
         */

    }, {
        key: "delVertex",
        value: function delVertex(vertex) {
            throw new Error("Method not implemented.");
        }
    }]);

    return Polyline;
}(_entity_obj.Obj);
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