40 lines
1.1 KiB
JavaScript
40 lines
1.1 KiB
JavaScript
var acc = document.getElementsByClassName("accordion");
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var i;
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for (i = 0; i < acc.length; i++) {
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acc[i].onclick = function() {
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this.classList.toggle("active");
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this.nextElementSibling.classList.toggle("show");
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}
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}
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function draw(rate) {
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console.log(rate)
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var green = (rate['green']*2)/100;
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var red = (rate['red']*2)/100;
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var canvas = document.getElementById("canvas");
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var ctx = canvas.getContext("2d");
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var colors = ['#40ff00', '#ff0000'];
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var angles = [Math.PI * green, Math.PI * red];
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var offset = 0;
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var beginAngle = 0;
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var endAngle = 0;
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var offsetX, offsetY, medianAngle;
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for(var i = 0; i < angles.length; i = i + 1) {
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beginAngle = endAngle;
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endAngle = endAngle + angles[i];
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medianAngle = (endAngle + beginAngle) / 2;
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offsetX = Math.cos(medianAngle) * offset;
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offsetY = Math.sin(medianAngle) * offset;
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ctx.beginPath();
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ctx.fillStyle = colors[i % colors.length];
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ctx.moveTo(200 + offsetX, 200 + offsetY);
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ctx.arc(200 + offsetX, 200 + offsetY, 120, beginAngle, endAngle);
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ctx.lineTo(200 + offsetX, 200 + offsetY);
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ctx.stroke();
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ctx.fill();
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}
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}
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