Progrid-Square

var jq = document.createElement('script');
jq.src = "//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js";
document.getElementsByTagName('head')[0].appendChild(jq);
 
var square = (function () {
 
    var sp = {};
 
    sp.draw = function() {
        console.log('hi dcat');
        //place matrix single click in the grid
        var self = this;
        this.post = [];
        var delay = 400;
        for(var a = 0; a < this.list.length; a++) {
            setTimeout(
                (function(a) {
                    return function() {
                        if($('.col_' + self.list[a].y + '_' + self.list[a].x).style.backgroundColor) {
                            self.post.push({"x": self.list[a].x, "y": self.list[a].y}); 
                            $('.col_' + self.list[a].y + '_' + self.list[a].x).click();}
                        $('.col_' + self.list[a].y + '_' + self.list[a].x).click();
                        console.log("coordinates: " + self.list[a].x + " , " + self.list[a].y);
                    }
                })(a), delay);
            delay += 400;
        }
    };
 
    sp.finish = function () {
        //run separately to fill spaces of array
        var delay=400;
        var self = this;
        for(var a = this.post.length-1; a >= 0; a--) {
            setTimeout(
                (function(a) {
                    return function() {
                        $('.col_' + self.post[a].y + '_' + self.post[a].x).click();
                        console.log("coordinates: " + self.post[a].x + " , " + self.post[a].y);
                    }
                })(a), delay);
            delay += 400;
        }
    };
 
    sp.init = function(ix,iy,len) {
        this.ix = ix; this.iy = iy; this.len = len;
        var lastx = this.ix; var lasty = this.iy;
        this.list = [];
        //matrix calculation of spiral
        for (var a = 0; a < len; a++) {
            for (var b = 0; b < len; b++) {
                this.list.push({"x": lastx+a,"y": lasty+b});
            }
        }
        this.draw();
    };
 
    return sp;
 
})();
 
//usage
//square.init(x,y,size);
//square.finish();