'; tooltipEl.innerHTML = innerHtml; } const position = context.chart.canvas.getBoundingClientRect(); tooltipEl.style.opacity = 1; tooltipEl.style.left = position.left + window.pageXOffset + tooltipModel.caretX + 'px'; tooltipEl.style.top = position.top + window.pageYOffset + tooltipModel.caretY + 'px'; }; const config2 = { type: 'doughnut', data: data2, options: { responsive: true, maintainAspectRatio: false, cutout: '60%', layout: { padding: { top: 20, bottom: 20, left: 20, right: 20 } }, plugins: { legend: { display: false }, tooltip: { enabled: false, external: customTooltip } } } }; const myDonutChart2 = new Chart( document.getElementById('myDonutChart2'), config2 ); function adjustTextSizes(chartId, textId) { const chartCanvas = document.getElementById(chartId); const centerText = document.getElementById(textId); const chartHeight = chartCanvas.clientHeight; const chartWidth = chartCanvas.clientWidth; const maxDiameter = Math.min(chartWidth, chartHeight) * 0.45; const fontSizeH1 = maxDiameter * 0.15; const fontSizeP = fontSizeH1 * 0.6; centerText.querySelector('h1').style.fontSize = fontSizeH1 + 'px'; centerText.querySelector('p').style.fontSize = fontSizeP + 'px'; } function adjustAllTextSizes() { adjustTextSizes('myDonutChart2', 'centerText2'); } adjustAllTextSizes(); window.addEventListener('resize', adjustAllTextSizes); });