翻譯|使用教程|編輯:龔雪|2022-02-28 11:05:50.300|閱讀 227 次
概述:Kendo UI for Angular的StockChart是一種專門的控件,用于可視化金融工具在特定時間段內的價格變動,本文將為大家介紹這個圖表控件!
# 界面/圖表報表/文檔/IDE等千款熱門軟控件火熱銷售中 >>
相關鏈接:
Stockcharts 包括廣泛的觸摸支持和導航窗格,可輕松瀏覽延長的時間段。 通常,StockChart 擴展了Kendo UI圖表組件并共享其大部分功能。Stockchart組件是Kendo UI for Angular的一部分,這是一個專業級的UI庫,包含100多個組件,用于構建現代且功能豐富的應用程序。
以下示例演示了 StockChart 的實際應用。
app.component.ts
import { Component } from '@angular/core'; import { StockDataService } from './stock-data.service'; @Component({ selector: 'my-app', template: ` <kendo-stockchart> <kendo-chart-title text="The Boeing Company\nNYSE:BA"> </kendo-chart-title> <kendo-chart-series> <kendo-chart-series-item type="candlestick" [data]="data" openField="Open" closeField="Close" lowField="Low" highField="High" categoryField="Date"> </kendo-chart-series-item> </kendo-chart-series> <kendo-chart-navigator> <kendo-chart-navigator-select [from]="from" [to]="to"> </kendo-chart-navigator-select> <kendo-chart-navigator-series> <kendo-chart-navigator-series-item type="area" [data]="data" field="Close" categoryField="Date"> </kendo-chart-navigator-series-item> </kendo-chart-navigator-series> </kendo-chart-navigator> </kendo-stockchart> ` }) export class AppComponent { public data: any[] = []; public from: Date = new Date('2009/02/05'); public to: Date = new Date('2011/10/07'); constructor(private service: StockDataService) { this.service.get().then((data) => { this.data = data; }); } }
app.module.ts
import { NgModule } from '@angular/core'; import { HttpClientModule, HttpClientJsonpModule } from '@angular/common/http'; import { BrowserModule } from '@angular/platform-browser'; import { BrowserAnimationsModule } from '@angular/platform-browser/animations'; import { StockChartModule } from '@progress/kendo-angular-charts'; import { AppComponent } from './app.component'; import { StockDataService } from './stock-data.service'; import 'hammerjs'; @NgModule({ bootstrap: [ AppComponent ], declarations: [ AppComponent ], imports: [ BrowserModule, BrowserAnimationsModule, HttpClientModule, HttpClientJsonpModule , StockChartModule ], providers: [ StockDataService ] }) export class AppModule {}
stock-data.service.ts
import { Injectable } from '@angular/core'; import { HttpClient, HttpParams } from '@angular/common/http'; @Injectable() export class StockDataService { private url = '//demos.telerik.com/kendo-ui/service/StockData'; constructor(private http: HttpClient) { } public get(filter?: any): Promise<any[]> { return new Promise<any[]>((resolve: Function) => { this.http.jsonp(this.url + this.getOptions(filter), 'callback') .subscribe(result => resolve(result)); }); } private getOptions(filter: any): string { let params = new HttpParams(); if (filter) { const filters = { logic: 'and', filters: [{ field: 'Date', operator: 'gte', value: filter.from }, { field: 'Date', operator: 'lt', value: filter.to }] }; params = params.append('filter', JSON.stringify(filters)); } return params.keys.length ? '&' + params.toString() : ''; } }
main.ts
import './polyfills'; import { enableProdMode } from '@angular/core'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { ChartsModule } from '@progress/kendo-angular-charts'; import { AppModule } from './app.module'; enableProdMode(); const platform = platformBrowserDynamic(); platform.bootstrapModule(AppModule);
Kendo UI for Angular是Kendo UI系列商業產品的最新產品。Kendo UI for Angular是專用于Angular開發的專業級Angular組件。telerik致力于提供純粹的高性能Angular UI組件,無需任何jQuery依賴關系。
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