// Object type constants

const TYPE_RECTPLACER = 1;

// Utility functions

function println(x) {
    print(x);
    print("\n");
}

function chooseRand() {
    if(arguments.length==0) {
        error("chooseRand: requires at least 1 argument");
    }
    var ar = (arguments.length==1 ? arguments[0] : arguments);
    return ar[randInt(ar.length)];
}

// Area placers

function RectPlacer(x1, y1, x2, y2) {
    this.x1 = x1;
    this.y1 = y1;
    this.x2 = x2;
    this.y2 = y2;
    this.raw = function() {
        return [TYPE_RECTPLACER, this.x1, this.y1, this.x2, this.y2];
    }
}