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67 lines
2.4 KiB
67 lines
2.4 KiB
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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import { isFunction } from '@antv/util';
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import { CommonEvent } from '../constants';
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import { ELEMENT_TYPES } from '../constants/element';
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import { BaseBehavior } from './base-behavior';
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/**
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* <zh/> 聚焦元素交互行为
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*
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* <en/> Focus element behavior
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* @remarks
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* <zh/> 点击元素时，将元素聚焦到视图中心。
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*
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* <en/> When an element is clicked, the element is focused to the center of the view.
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*/
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export class FocusElement extends BaseBehavior {
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constructor(context, options) {
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super(context, Object.assign({}, FocusElement.defaultOptions, options));
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this.focus = (event) => __awaiter(this, void 0, void 0, function* () {
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if (!this.validate(event))
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return;
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const { graph } = this.context;
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yield graph.focusElement(event.target.id, this.options.animation);
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});
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this.bindEvents();
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}
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bindEvents() {
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const { graph } = this.context;
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this.unbindEvents();
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ELEMENT_TYPES.forEach((type) => {
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graph.on(`${type}:${CommonEvent.CLICK}`, this.focus);
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});
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}
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validate(event) {
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if (this.destroyed)
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return false;
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const { enable } = this.options;
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if (isFunction(enable))
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return enable(event);
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return !!enable;
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}
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unbindEvents() {
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const { graph } = this.context;
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ELEMENT_TYPES.forEach((type) => {
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graph.off(`${type}:${CommonEvent.CLICK}`, this.focus);
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});
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}
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destroy() {
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this.unbindEvents();
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super.destroy();
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}
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}
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FocusElement.defaultOptions = {
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animation: {
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easing: 'ease-in',
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duration: 500,
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},
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enable: true,
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};
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//# sourceMappingURL=focus-element.js.map
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