private void updateMapDisplayVariables() {
        // Calculate the amount of rows that will be drawn above the central Tile
        topSpace = (size.height - tileHeight) / 2;
        if ((topSpace % (halfHeight)) != 0) {
            topRows = topSpace / (halfHeight) + 2;
        } else {
            topRows = topSpace / (halfHeight) + 1;
        }
        bottomRows = topRows;
        leftSpace = (size.width - tileWidth) / 2;
        rightSpace = leftSpace;
    }