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Co-Authored-By: 狸花猫/Claude-Qwen3.6-Plus 🐾
74 lines
2.4 KiB
JavaScript
74 lines
2.4 KiB
JavaScript
"use strict";
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/**
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* @fileoverview arrow
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* @author dengfuping_develop@163.com
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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var util_1 = require("@antv/util");
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var dom_1 = require("../util/dom");
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var Arrow = /** @class */ (function () {
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function Arrow(attrs, type) {
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this.cfg = {};
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var el = dom_1.createSVGElement('marker');
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var id = util_1.uniqueId('marker_');
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el.setAttribute('id', id);
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var shape = dom_1.createSVGElement('path');
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shape.setAttribute('stroke', attrs.stroke || 'none');
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shape.setAttribute('fill', attrs.fill || 'none');
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el.appendChild(shape);
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el.setAttribute('overflow', 'visible');
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el.setAttribute('orient', 'auto-start-reverse');
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this.el = el;
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this.child = shape;
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this.id = id;
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var cfg = attrs[type === 'marker-start' ? 'startArrow' : 'endArrow'];
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this.stroke = attrs.stroke || '#000';
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if (cfg === true) {
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this._setDefaultPath(type, shape);
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}
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else {
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this.cfg = cfg; // when arrow config exists
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this._setMarker(attrs.lineWidth, shape);
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}
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return this;
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}
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Arrow.prototype.match = function () {
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return false;
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};
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Arrow.prototype._setDefaultPath = function (type, el) {
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var parent = this.el;
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// 默认箭头的边长为 10，夹角为 60 度
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el.setAttribute('d', "M0,0 L" + 10 * Math.cos(Math.PI / 6) + ",5 L0,10");
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parent.setAttribute('refX', "" + 10 * Math.cos(Math.PI / 6));
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parent.setAttribute('refY', "" + 5);
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};
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Arrow.prototype._setMarker = function (r, el) {
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var parent = this.el;
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var path = this.cfg.path;
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var d = this.cfg.d;
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if (util_1.isArray(path)) {
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path = path
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.map(function (segment) {
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return segment.join(' ');
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})
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.join('');
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}
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el.setAttribute('d', path);
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parent.appendChild(el);
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if (d) {
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parent.setAttribute('refX', "" + d / r);
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}
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};
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Arrow.prototype.update = function (fill) {
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var child = this.child;
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if (child.attr) {
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child.attr('fill', fill);
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}
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else {
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child.setAttribute('fill', fill);
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}
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};
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return Arrow;
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}());
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exports.default = Arrow;
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//# sourceMappingURL=arrow.js.map
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