console.viz

console.viz.js

/**
 * Usage:
    console.viz("digraph foo { a -> b; }");
 */
(function(global) {
	"use strict";

	if (!global.console) {
		return;
	}

	function load(src, onload) {
		var s = document.createElement("script");
		s.onload = onload;
		s.src = src;
		document.body.appendChild(s);
	}

load("https://github.com/mdaines/viz.js/releases/download/0.0.3/viz.js", function() {
	load("https://cdn.rawgit.com/adriancooney/console.snapshot/master/console.snapshot.js", function() {
		global.console.viz = function(graph) {
			var canvas = document.createElement("canvas");
			var ctx = canvas.getContext("2d");
			var img = new Image();
			img.onload = draw;
			img.src = "data:image/svg+xml;utf8," + encodeURI(global.Viz(graph, "svg"));
			
			function draw() {
				ctx.drawImage(img, 0, 0, 250, 150);
				console.screenshot(canvas);
				global.console.log(img.src);
			}
		};
	});
});
})(this);