27 lines
754 B
JavaScript
27 lines
754 B
JavaScript
function Render()
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{
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this.el = document.createElement("canvas"); this.el.id = "render";
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this.img = document.createElement("img");
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this.el.width = 512; this.el.height = 512;
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this.draw = function()
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{
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var xml = new XMLSerializer().serializeToString(dotgrid.svg_el);
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var svg64 = btoa(xml);
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var b64Start = 'data:image/svg+xml;base64,';
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var image64 = b64Start + svg64;
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this.img.src = image64;
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this.el.getContext('2d').clearRect(0, 0, 512, 512);
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this.el.getContext('2d').drawImage(this.img, 0, 0, 512, 512);
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}
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this.buffer = function()
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{
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var fs = require('fs');
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var data = this.el.toDataURL('image/png').replace(/^data:image\/\w+;base64,/, "");
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var buf = new Buffer(data, 'base64');
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return buf
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}
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} |