24 lines
666 B
JavaScript
24 lines
666 B
JavaScript
var fontFamily = "'Open Sans', Helvetica, Arial, sans-serif",
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fontSize = 16;
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function textWidth(str) {
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var svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
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text = document.createElementNS('http://www.w3.org/2000/svg', 'text');
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svg.width = 500;
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svg.height = 500;
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svg.style.position = 'absolute';
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svg.style.left = '-1000px';
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text.appendChild(document.createTextNode(str))
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text.style.fontFamily = fontFamily;
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text.style.fontSize = fontSize +'px';
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svg.appendChild(text);
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document.body.appendChild(svg);
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var box = text.getBBox();
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document.body.removeChild(svg);
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return box.width;
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}
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