#!/usr/bin/env python3 # -*- coding: utf-8 -*- """ Testing out the curses lib. """ import curses def debug(msg): """ Ease debugging with curses by writing a message to file. """ with open("debug.txt", "a") as f: f.write(msg + "\n") def dump(scr, startX, startY, endX, endY): """ Dump content of part of screen, do not output empty content. """ with open("output.txt", "w") as f: for y in range(startY, endY): for x in range(startX, endX): # Get the character from screen ch = scr.inch(y, x) debug(str(x) + " - " + str(y) + ": " + str(ch)) # Output only if not space if ch != 32: ch = chr(ch & 0x00ff) f.write(ch) def main(scr): """ Draw a border around the screen, move around using the cursor and leave a mark of the latest pressed character on the keyboard. Perhaps you could make a nice painting using asciart? Quit using 'q'. """ # Clear the screen of any output scr.clear() # Get screen dimensions y1, x1 = scr.getmaxyx() y1 -= 1 x1 -= 1 y0, x0 = 0, 0 # Get center position yc, xc = (y1-y0)//2, (x1-x0)//2 # Draw a border scr.border() # Move cursor to center scr.move(yc, xc) # Refresh to draw out scr.refresh() # Main loop x = xc y = yc ch = 'o' while True: key = scr.getkey() if key == 'q': break elif key == 'o': dump(scr, 1, 1, x1, y1) break elif key == 'KEY_UP': y -= 1 elif key == 'KEY_DOWN': y += 1 elif key == 'KEY_LEFT': x -= 1 elif key == 'KEY_RIGHT': x += 1 else: ch = key # Draw out the char at cursor positino scr.addstr(ch) # Move cursor to new position scr.move(y, x) # Redraw all items on the screen scr.refresh() if __name__ == "__main__": print(__doc__) print(main.__doc__) input("Press enter to begin playing...") curses.wrapper(main)