Main.jack

/**
 * NOTE: This implementation uses the default Screen.drawPixel method.
 * Since Hack CPU does not have multiplication and division on hardware
 * it is, obviously, slow to make these operations.
 * So, since Mandelbrot set relies a lot on mulitplication/division,
 * this implementation is slow.
 *
 * Maybe, in future we can optimize it somehow?
 */
class Main {
    function void main() {
        var Set set;
        var char key;
        var boolean exit;

        let set = Set.new(1, 2, 512, 256);
        let exit = false;

        do set.draw();
        while (~exit) {
            while (key = 0) {
                let key = Keyboard.keyPressed();
            }

            if (key = 81) {
                let exit = true;
            }

            if (key = 130) {
                do set.incMaxValue();
            }

            if (key = 131) {
                do set.incMaxIterations();
            }

            if (key = 132) {
                do set.decMaxValue();
            }

            if (key = 133) {
                do set.decMaxIterations();
            }

            while (~(key = 0)) {
                let key = Keyboard.keyPressed();
                do set.draw();
            }
        }

        return;
    }
}