グリッド:スパークラインセル

CellMakerクラスは、一般的なタイプのカスタムセルを作成する簡単な方法を提供します。

このサンプルでは、CellMakerクラスを使用してスパークラインを含むセルを作成する方法を示します。

スパークラインは、周期的な増減や経済サイクルなどの一連の値の傾向を示したり、最大値と最小値を強調するために使用される小さなグラフです。

CellMaker.makeSparklineメソッドは、列の連結データからチャートデータを取得します。 表示するスパークラインのタイプ(折れ線、縦棒、勝敗)とマーカーを設定できます。

import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import './styles.css'; import { CellMaker, SparklineType, SparklineMarkers } from '@mescius/wijmo.grid.cellmaker'; import { FlexGrid } from '@mescius/wijmo.grid'; import { getData, getCountries } from './data'; document.readyState === 'complete' ? init() : window.onload = init; function init() { new FlexGrid('#theGrid', { showMarquee: true, selectionMode: 'MultiRange', autoGenerateColumns: false, columns: [ { binding: 'id', header: 'ID', isReadOnly: true, width: 80 }, { binding: 'country', header: '国', dataMap: getCountries() }, // spark lines: Line { binding: 'history', header: 'スパークライン: 折れ線', width: 175, cellTemplate: CellMaker.makeSparkline({ //maxPoints: 5, markers: SparklineMarkers.High | SparklineMarkers.Low, label: '${item.country}の売上履歴の折れ線チャート', }) }, // spark lines: column { binding: 'history', header: 'スパークライン: 縦棒', width: 175, cellTemplate: CellMaker.makeSparkline({ //maxPoints: 5, type: SparklineType.Column, markers: SparklineMarkers.High | SparklineMarkers.Low, label: '${item.country}の売上履歴の縦棒チャート' }) }, // spark lines: win/loss { binding: 'history', header: 'スパークライン: 勝敗', width: 175, cellTemplate: CellMaker.makeSparkline({ //maxPoints: 5, type: SparklineType.WinLoss, markers: SparklineMarkers.Negative, label: '${item.country}の売上履歴の勝敗チャート' }) } ], itemsSource: getData(1000) }); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo FlexGrid CellMaker: Sparklines</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.5/system.src.js" integrity="sha512-skZbMyvYdNoZfLmiGn5ii6KmklM82rYX2uWctBhzaXPxJgiv4XBwJnFGr5k8s+6tE1pcR1nuTKghozJHyzMcoA==" crossorigin="anonymous"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div class="container-fluid"> <div id="theGrid"></div> </div> </body> </html>
export function getCountries() { return 'アメリカ,ドイツ,イギリス,日本,イタリア,ギリシャ'.split(','); } export function getData(cnt) { let countries = getCountries(), data = []; for (var i = 0; i < cnt; i++) { let country = countries[i % countries.length]; data.push({ id: i, country: country, url: 'https://visit.' + country + '.com', downloads: Math.round(Math.random() * 1000), sales: Math.random() * 2000, expenses: Math.random() * 1000, checked: i % 4 == 0, history: getValues(3 + Math.random() * 20, 100), img: 'https://cdn.mescius.com/wijmo/images/' + (i % 4 + 1) + '.png', rating: Math.floor(Math.random() * 5) }); } return data; } function getValues(cnt, max) { let values = [], val = Math.random() * max; for (let i = 0; i < cnt; i++) { val = Math.min(max, val + (Math.random() - 0.5) * max / 5); values.push(val); } return values; }
.wj-flexgrid { max-height: 300px; } .wj-flexgrid .wj-cell { padding: 6px 10px; }
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