ピボットエンジン:ビューの保存

PivotEngineのビューはviewDefinitionプロパティによって定義されます。

エンジンのviewDefinitionプロパティを使用すると、ビューをアプリケーション設定として永続化できます。

このサンプルでは、定義済みのビューを選択し、PivotPanelコントロールでビューを編集して、後で読み込むためにビューを保存できます。

import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import './styles.css'; import '@mescius/wijmo.touch'; // support drag/drop on touch devices import { PivotEngine, PivotPanel, PivotGrid } from '@mescius/wijmo.olap'; import { getData } from './data'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { // // initialize pivot engine var ng = new PivotEngine({ autoGenerateFields: false, itemsSource: getData(10000), showRowTotals: 'Subtotals', fields: [ { binding: 'date', header: '四半期', format: '\"Q\"q yyyy' }, { binding: 'date', header: '月', format: 'MMMM' }, { binding: 'agent', header: 'エージェント' }, { binding: 'region', header: '地域' }, { binding: 'platform', header: 'プラットフォーム' }, { binding: 'product', header: '商品' }, { binding: 'sales', header: '売上', format: 'c2' }, { binding: 'downloads', header: 'ダウンロード数', format: 'n0' }, { binding: 'revenue', header: '収益', format: 'c2' }, ], rowFields: ['四半期'], columnFields: ['プラットフォーム'], valueFields: ['売上', 'ダウンロード数', '収益'] }); // // allow users to edit the view var pivotPanel = new PivotPanel('#pivotPanel', { itemsSource: ng }); // // show summary var pivotGrid = new PivotGrid('#pivotGrid', { itemsSource: ng }); // // save/load views document.getElementById('save').addEventListener('click', function () { localStorage.viewDefinition = ng.viewDefinition; }); document.getElementById('load').addEventListener('click', function () { if (localStorage.viewDefinition) { ng.viewDefinition = localStorage.viewDefinition; } }); // // handle click events to build the views document.getElementById('buttons').addEventListener('click', function (e) { switch (e.target.id) { // case 'basic': ng.rowFields.clear(); ng.columnFields.clear(); ng.valueFields.clear(); ng.rowFields.push('Quarter'); ng.columnFields.push('Platform'); ng.valueFields.push('Sales', 'Downloads', 'Revenue'); break; // case 'region': ng.rowFields.clear(); ng.columnFields.clear(); ng.valueFields.clear(); ng.rowFields.push('Quarter', 'Region'); ng.valueFields.push('Sales', 'Downloads', 'Revenue'); break; // case 'agent-product': ng.rowFields.clear(); ng.columnFields.clear(); ng.valueFields.clear(); ng.rowFields.push('Quarter', 'Agent'); ng.columnFields.push('Platform', 'Product'); ng.valueFields.push('Sales', 'Downloads', 'Revenue'); break; // case 'quarter-month': ng.rowFields.clear(); ng.columnFields.clear(); ng.valueFields.clear(); ng.rowFields.push('Quarter', 'Month'); ng.valueFields.push('Sales', 'Downloads', 'Revenue'); break; } }); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo OLAP Pivot Engine Defining Views</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" referrerpolicy="no-referrer"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div class="container-fluid"> <div id="buttons" class="buttons"> <button id="basic" class="btn btn-success"> 四半期/プラットフォーム別 ビュー </button> <button id="region" class="btn btn-success"> 地域別ビュー </button> <button id="agent-product" class="btn btn-success"> エージェント/製品別 ビュー </button> <button id="quarter-month" class="btn btn-success"> 四半期/月別ビュー </button> </div> <p> ビューの保存と読み込み: </p> <div class="buttons"> <button id="save" class="btn btn-primary"> ビューを保存 </button> <button id="load" class="btn btn-primary"> ビューを読み込み </button> </div> <div class="row"> <div class="col-sm-6"> <p> <b>PivotPanel</b>コントロールでビューを編集: </p> <div id="pivotPanel"></div> </div> <div class="col-sm-6"> <p> <b>PivotGrid</b>コントロールで結果を確認: </p> <div id="pivotGrid"></div> </div> </div> </div> </body> </html>
var products = [ { product: 'Wijmo', platform: 'Web' }, { product: 'ActiveReports', platform: 'Desktop' }, { product: 'ActiveReportsJS', platform: 'Web' }, { product: 'ComponentOne', platform: 'Desktop' }, { product: 'Spread', platform: 'Desktop' }, { product: 'SpreadJS', platform: 'Web' }, { product: 'DSDocs', platform: 'Desktop' } ]; var agents = [ { agent: 'Ashlyn Dunlop', region: 'East' }, { agent: 'Keith Vang', region: 'East' }, { agent: 'Bobbi Rodrigues', region: 'West' }, { agent: 'Charli Medina', region: 'West' }, { agent: 'Kaitlin Salt', region: 'West' }, ]; function randomInt(min, max) { return Math.floor(Math.random() * (max - min + 1) + min); } export function getData(cnt) { var year = new Date().getFullYear(), data = []; for (var i = 0; i < cnt; i++) { let productIndex = randomInt(0, 6); let agentIndex = randomInt(0, 4); data.push({ orderId: randomInt(1, 10000), platform: products[productIndex].platform, product: products[productIndex].product, agent: agents[agentIndex].agent, region: agents[agentIndex].region, date: new Date(year - randomInt(0, 2), randomInt(0, 11), randomInt(0, 27)), sales: randomInt(1500, 3500), downloads: randomInt(10, 200), revenue: randomInt(500, 1000) }); } return data; }
.buttons { display: flex; margin-bottom: 12px; } .buttons .btn { margin: 6px; white-space: normal; } body { margin-bottom: 36pt; }
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