Value Fields (Measures) (Vue)

The PivotEngine has several field collections exposed as properties. valueFields contain fields used as "measures", typically numeric values that are summarized by the engine. Use the PivotPanel to drag multiple copies of fields into the valueFields collection. When you do that, the panel creates clones that have their own properties. This allows you to summarize fields using different aggregates and calculations.

Learn about OLAP | PivotPanel Documentation | PivotPanel API Reference

This example uses Vue.

<template> <div class="container-fluid"> <div class="row"> <div class="col-sm-5"> <p> Drag and drop fields to build views: </p> <wj-pivot-panel id="sample-panel" :items-source="ngPanel"></wj-pivot-panel> </div> <div class="col-sm-7"> <p> Summary for the current view definition: </p> <wj-pivot-grid :items-source="ngPanel"></wj-pivot-grid> </div> </div> </div> </template> <script setup> import "@mescius/wijmo.touch"; import * as wjcOlap from "@mescius/wijmo.olap"; import { getData } from "./data"; import { ref, onMounted } from "vue"; const ngPanel = ref( new wjcOlap.PivotEngine({ itemsSource: getData(), // raw data valueFields: ["Amount"], // summarize amounts rowFields: ["Buyer", "Type"], // summarize amounts }), ); onMounted(function () { ngPanel.value.fields.getField("Amount").format = "c0"; }); </script> <style> #sample-panel { background: #eee; box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23); } #sample-panel .wj-flexgrid { background: inherit; } #sample-panel [wj-part=d-vals] { background: gold; } body { margin-bottom: 24pt; } </style>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo OLAP Pivot Panel Value Fields</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="compiler.js" type="module"></script> <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.js'); </script> </head> <body> <div id="app"> </div> </body> </html>
export function getData() { var yr = new Date().getFullYear(); return [{ date: new Date(yr, 0, 1), buyer: 'Mom', type: 'Fuel', amount: 74 }, { date: new Date(yr, 0, 15), buyer: 'Mom', type: 'Food', amount: 235 }, { date: new Date(yr, 0, 17), buyer: 'Dad', type: 'Sports', amount: 20 }, { date: new Date(yr, 0, 21), buyer: 'Kelly', type: 'Books', amount: 125 }, { date: new Date(yr, 1, 2), buyer: 'Mom', type: 'Food', amount: 235 }, { date: new Date(yr, 1, 20), buyer: 'Kelly', type: 'Music', amount: 20 }, { date: new Date(yr, 1, 25), buyer: 'Kelly', type: 'Tickets', amount: 125 }, ]; }
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