Demos
OLAP(Vue)
PivotChart
Export

Pivot Chart Export (Vue)

The PivotChart can be exported to a file as well. Use the chart's saveImageToFile method to export the chart to an image file. This example shows how to export the PivotChart to PNG, JPEG and SVG file formats.

Learn about OLAP | PivotChart Documentation | PivotChart API Reference

This example uses Vue.

JavaScript
Angular
Vue
React
app.vue
index.html
data.js
Copy to CodeMine
<template>
    <div class="container-fluid">
        <wj-pivot-chart :items-source="ngChart" :show-title="true" show-legend="Auto"
            :initialized="initializePivotChart">
        </wj-pivot-chart>
        <label>
            Show Chart Title
            <input id="chartTitle" type="checkbox" checked="checked" v-on:click="onChartTitleClick">
        </label>
        <div id="export" v-on:click="onExportClick">
            Export to
            <button class="btn btn-default">PNG</button>
            <button class="btn btn-default">JPEG</button>
            <button class="btn btn-default">SVG</button>
        </div>
    </div>
</template>

<script setup>
import * as wjcOlap from "@mescius/wijmo.olap";
import { getData } from "./data";
import "@mescius/wijmo.chart.render";
import { ref } from "vue";

const ngChart = ref(
    new wjcOlap.PivotEngine({
        itemsSource: getData(), // raw data
        valueFields: ["Amount"], // summarize amounts
        rowFields: ["Buyer", "Type"], // by buyer and type
    }),
);
const chartTypes = ref("Column,Bar,Line,Area,Pie".split(","));
const pivotChart = ref(null);

function initializePivotChart(pivotChartref) {
    pivotChart.value = pivotChartref;
    pivotChart.value.engine.fields.getField("Amount").format = "c0";
}

function onChartTitleClick(e) {
    pivotChart.value.showTitle = e.target.checked;
}

function onExportClick(e) {
    if (e.target instanceof HTMLButtonElement) {
        pivotChart.value.saveImageToFile("FlexChart." + e.target.textContent.trim());
    }
}
</script>

<style>
.wj-pivotchart {
    margin: auto;
}

.wj-pivotchart .wj-flexchart {
    border: none;
    height: 300px;
}

body {
    margin-bottom: 48pt;
}
</style>
<template> <div class="container-fluid"> <wj-pivot-chart :items-source="ngChart" :show-title="true" show-legend="Auto" :initialized="initializePivotChart"> </wj-pivot-chart> <label> Show Chart Title <input id="chartTitle" type="checkbox" checked="checked" v-on:click="onChartTitleClick"> </label> <div id="export" v-on:click="onExportClick"> Export to <button class="btn btn-default">PNG</button> <button class="btn btn-default">JPEG</button> <button class="btn btn-default">SVG</button> </div> </div> </template> <script setup> import * as wjcOlap from "@mescius/wijmo.olap"; import { getData } from "./data"; import "@mescius/wijmo.chart.render"; import { ref } from "vue"; const ngChart = ref( new wjcOlap.PivotEngine({ itemsSource: getData(), // raw data valueFields: ["Amount"], // summarize amounts rowFields: ["Buyer", "Type"], // by buyer and type }), ); const chartTypes = ref("Column,Bar,Line,Area,Pie".split(",")); const pivotChart = ref(null); function initializePivotChart(pivotChartref) { pivotChart.value = pivotChartref; pivotChart.value.engine.fields.getField("Amount").format = "c0"; } function onChartTitleClick(e) { pivotChart.value.showTitle = e.target.checked; } function onExportClick(e) { if (e.target instanceof HTMLButtonElement) { pivotChart.value.saveImageToFile("FlexChart." + e.target.textContent.trim()); } } </script> <style> .wj-pivotchart { margin: auto; } .wj-pivotchart .wj-flexchart { border: none; height: 300px; } body { margin-bottom: 48pt; } </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 Chart Export</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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