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path: root/javascripts/Graph.js
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//alert(ttable)

Object.size = function(obj) {
    var size = 0, key;
    for (key in obj) {
        if (obj.hasOwnProperty(key)) size++;
    }
    return size;
};



function drawGraph() {
	document.write('<pre>')
	for (var state in ttable) {
		document.write(state+' --><br />')
		for (var i=0; i < ALPHABET.length; i++) {
			if(ttable[state][ALPHABET[i]]) {
				document.write('\t'+ALPHABET[i]+': ')
				document.write(ttable[state][ALPHABET[i]]+'<br />');	
			}
		}
	}
	document.write('</pre>');
	
	
	
	var dragger = function () {
        this.ox = this.type == "rect" ? this.attr("x") : this.attr("cx");
        this.oy = this.type == "rect" ? this.attr("y") : this.attr("cy");
        this.animate({"fill-opacity": .2}, 500);
    },
        move = function (dx, dy) {
            var att = this.type == "rect" ? {x: this.ox + dx, y: this.oy + dy} : {cx: this.ox + dx, cy: this.oy + dy};
            this.attr(att);
            for (var i = connections.length; i--;) {
                r.connection(connections[i]);
            }
            r.safari();
        },
        up = function () {
            this.animate({"fill-opacity": 0}, 500);
        },
        r = Raphael("holder", 640, 480),
        connections = [],
        shapes = [  r.ellipse(190, 100, 30, 20),
                    r.rect(290, 80, 60, 40, 10),
                    r.rect(290, 180, 60, 40, 2),
                    r.ellipse(450, 100, 20, 20)
                ];
    for (var i = 0, ii = shapes.length; i < ii; i++) {
        var color = Raphael.getColor();
        shapes[i].attr({fill: color, stroke: color, "fill-opacity": 0, "stroke-width": 2, cursor: "move"});
        shapes[i].drag(move, dragger, up);
    }
    connections.push(r.connection(shapes[0], shapes[1], "#000"));
    connections.push(r.connection(shapes[1], shapes[2], "#000", "#ccc"));
    connections.push(r.connection(shapes[1], shapes[3], "#000", "#ccc"));
}