28 lines
1.1 KiB
JavaScript
28 lines
1.1 KiB
JavaScript
var W = 200;
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var H = 25;
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var titleEls = document.getElementsByClassName("title");
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for(var i = 0; i < titleEls.length; i++) {
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var titleEl = titleEls[i];
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var hours = titleEl.getAttribute("data-hours")
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.split(" ")
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.filter(function(s) { return s != ""; })
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.map(function(s) { return parseInt(s, 10); });
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let max = Math.max.apply(Math, hours);
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var svg = '<svg xmlns="http://www.w3.org/2000/svg" viewBox="';
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svg += [0, 0, W, H].join(" ");
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svg += '" preserveAspectRatio="none" width="100%" height="100%">';
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svg += '<rect x="0" y="0" width="' + W + '" height="' + H + '" fill="#484B90"/>';
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svg += '<path d="M 0 '+H+' L ';
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svg += hours.map(function(count, j) {
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var x = W * j / (hours.length - 1);
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var y = H * (1 - count / max);
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return [x, y].join(",");
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}).join(" L ");
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svg += ' L '+W+','+H+' z" stroke="#5582E0" stroke-width="1.5" stroke-linejoin="round" fill="#5582E0"/>';
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svg += '</svg>';
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titleEl.style.background = "url('data:image/svg+xml," + encodeURIComponent(svg) + "') no-repeat";
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}
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