curses_sinusoidal.py

#!/usr/bin/env python

from time import time, sleep
import curses
from curses import wrapper
from curses.textpad import Textbox, rectangle
from math import sin, cos

def main(stdscr):
    dx0, dy0, dwidth, dheight = int(curses.COLS/2)-15, int(curses.LINES/2)-3, 30, 5
    displaywin = curses.newwin(dheight, dwidth, dy0, dx0)
    disptext = displaywin.derwin(dheight-2, dwidth-2, 1, 1)
    displaywin.erase()
    disptext.erase()

    while True:
        i, j = int(10 * sin(time())), int(10 * cos(time()))
        cx, cy = dx0 + i, dy0 + j

        stdscr.erase()
        stdscr.noutrefresh()
        displaywin.erase()
        disptext.erase()
        disptext.addstr(0, 0, f"{cy}, {cx}")
        displaywin.mvwin(cy, cx)
        disptext.mvwin(cy+1, cx+1)
        displaywin.border()

        displaywin.noutrefresh()
        disptext.noutrefresh()
        curses.doupdate()
        sleep(0.1)

wrapper(main)