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68 lines
2.6 KiB
68 lines
2.6 KiB
"use strict";
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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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Object.defineProperty(exports, "__esModule", { value: true });
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exports.Background = void 0;
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const util_1 = require("@antv/util");
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const base_plugin_1 = require("../base-plugin");
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const dom_1 = require("../utils/dom");
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/**
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* <zh/> 背景图
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*
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* <en/> Background image
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* @remarks
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* <zh/> 支持为图画布设置一个背景图片，让画布更有层次感、叙事性。
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*
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* <en/> Support setting a background image for the canvas to make the canvas more hierarchical and narrative.
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*/
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class Background extends base_plugin_1.BasePlugin {
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constructor(context, options) {
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super(context, Object.assign({}, Background.defaultOptions, options));
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this.$element = (0, dom_1.createPluginContainer)('background');
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const $container = this.context.canvas.getContainer();
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$container.prepend(this.$element);
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this.update(options);
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}
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/**
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* <zh/> 更新背景图配置
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*
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* <en/> Update the background image configuration
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* @param options - <zh/> 配置项 | <en/> Options
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* @internal
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*/
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update(options) {
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const _super = Object.create(null, {
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update: { get: () => super.update }
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});
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return __awaiter(this, void 0, void 0, function* () {
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_super.update.call(this, options);
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// Set the background style.
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Object.assign(this.$element.style, (0, util_1.omit)(this.options, ['key', 'type']));
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});
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}
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/**
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* <zh/> 销毁背景图
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*
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* <en/> Destroy the background image
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* @internal
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*/
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destroy() {
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super.destroy();
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// Remove the background dom.
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this.$element.remove();
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}
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}
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exports.Background = Background;
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Background.defaultOptions = {
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transition: 'background 0.5s',
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backgroundSize: 'cover',
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zIndex: '-1', // aviod to cover the other plugin's dom, eg: grid-line.
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};
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//# sourceMappingURL=index.js.map
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