PivotEngine 정렬 컨트롤

PivotEngine은 데이터 요약을 생성할 때 치수 필드를 자동으로 정렬합니다. 측정값 필드는 기본적으로 정렬하지 않습니다. 코드에서 필드의 sort 속성을 설정하여 행 필드와 열 필드의 정렬 방향을 변경할 수 있습니다. 측정값 필드는 기본적으로 정렬되지 않습니다. 엔진 pivotView 컬렉션의 sortDescriptions 속성을 변경하면 정렬 방향을 설정할 수 있습니다. 이 예제는 치수 및 측정값 필드에 정렬을 적용하는 방법을 보여 줍니다.

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; // import '@grapecity/wijmo.touch'; // support drag/drop on touch devices import * as wjOlap from '@grapecity/wijmo.olap'; import * as wjInput from '@grapecity/wijmo.input'; import * as wjCore from '@grapecity/wijmo'; import { getData } from './data'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { // // create pivot engine var ng = new wjOlap.PivotEngine({ itemsSource: getData(100), rowFields: ['Country', 'Product'], valueFields: ['Sales', 'Expenses'] }); // // create pivot grid var pivotGrid = new wjOlap.PivotGrid('#pivotGrid', { itemsSource: ng, }); // // change the sort order for the dimension (row/column) fields new wjInput.ComboBox('#sortCountry', { itemsSource: 'Ascending,Descending'.split(','), selectedIndexChanged: function (s, e) { ng.fields.getField('Country').descending = s.selectedIndex == 1; } }); new wjInput.ComboBox('#sortProduct', { itemsSource: 'Ascending,Descending'.split(','), selectedIndexChanged: function (s, e) { ng.fields.getField('Product').descending = s.selectedIndex == 1; } }); // // change the sort order for the measure (value) fields var sortSales = new wjInput.ComboBox('#sortSales', { itemsSource: 'None,Ascending,Descending'.split(','), selectedIndexChanged: function (s, e) { updateMeasureSort(); } }); var sortExpenses = new wjInput.ComboBox('#sortExpenses', { itemsSource: 'None,Ascending,Descending'.split(','), selectedIndexChanged: function (s, e) { updateMeasureSort(); } }); // // toggle subtotals document.getElementById('subtotals').addEventListener('click', function (e) { ng.showRowTotals = e.target.checked ? wjOlap.ShowTotals.Subtotals : wjOlap.ShowTotals.GrandTotals; }); // // utility function updateMeasureSort() { var sd = ng.pivotView.sortDescriptions; sd.clear(); addMeasureSort('Sales', sortSales.text); addMeasureSort('Expenses', sortExpenses.text); } // function addMeasureSort(fieldName, sortDirection) { if (sortDirection != 'None') { var sd = ng.pivotView.sortDescriptions, cols = pivotGrid.columns; for (var c = 0; c < cols.length; c++) { var binding = cols[c].binding; if (binding.indexOf(fieldName) == 0) { sd.push(new wjCore.SortDescription(binding, sortDirection == 'Ascending')); } } } } }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>Grapecity Wijmo OLAP Fields Sort</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="node_modules/systemjs/dist/system.src.js"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div class="container-fluid"> <div class="row"> <div class="col-xs-4 panel"> <h4> Sort Dimension fields </h4> <label> Country: <input id="sortCountry"> </label> <label> Product: <input id="sortProduct"> </label> <h4> Sort Measure fields </h4> <label> Sales: <input id="sortSales"> </label> <label> Expenses: <input id="sortExpenses"> </label> <label> Subtotals: <input id="subtotals" type="checkbox"> </label> </div> <div class="col-xs-8"> <div id="pivotGrid"></div> </div> </div> </div> </body> </html>
// create some random data export function getData(cnt) { var countries = 'US,Germany,UK,Japan,Italy'.split(','), products = 'Widgets,Gadgets,Doohickeys'.split(','), data = []; for (var i = 0; i < cnt; i++) { data.push({ country: countries[i % countries.length], product: products[i % products.length], downloads: Math.round(Math.random() * 20000), sales: Math.random() * 10000, expenses: Math.random() * 5000 }); } return data; }
.wj-pivotgrid { box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23); } .panel label { display: block; } .panel label .wj-combobox { font-weight: normal; } h4 { margin-top: 20pt; } body { margin-bottom: 24pt; }
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