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61 lines
1.6 KiB
HTML
61 lines
1.6 KiB
HTML
<!-- Jspreadsheet CSS & JS -->
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<script src="https://cdn.jsdelivr.net/npm/jspreadsheet-ce"></script>
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<link rel="stylesheet" href="https://bossanova.uk/jspreadsheet/v5/jspreadsheet.css" type="text/css" />
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<!-- Chart.js -->
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<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
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<canvas id="chartCanvas" width="600" height="400"></canvas>
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<button onclick="renderChart()">Generate Chart</button>
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<script>
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const data = [
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['Year', 'Sales'],
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['2020', 100],
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['2021', 150],
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['2022', 130],
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['2023', 180]
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];
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const spreadsheet = jspreadsheet(document.getElementById('spreadsheet'), {
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data,
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columns: [
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{ type: 'text', title: 'Year', width: 100 },
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{ type: 'numeric', title: 'Sales', width: 100 },
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]
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});
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function renderChart() {
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const sheetData = spreadsheet.getData();
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const labels = sheetData.slice(1).map(row => row[0]);
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const values = sheetData.slice(1).map(row => parseFloat(row[1]));
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const ctx = document.getElementById('chartCanvas').getContext('2d');
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// Clear previous chart instance if any
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if (window.myChart) window.myChart.destroy();
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window.myChart = new Chart(ctx, {
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type: 'bar', // or 'line', 'pie', etc.
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data: {
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labels,
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datasets: [{
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label: 'Sales',
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data: values,
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backgroundColor: 'rgba(75, 192, 192, 0.5)',
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borderColor: 'rgba(75, 192, 192, 1)',
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borderWidth: 1
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}]
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},
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options: {
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responsive: true,
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scales: {
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y: {
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beginAtZero: true
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}
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}
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}
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});
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}
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</script>
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<div id="spreadsheet"></div>
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