pong.py

import curses
import random
import math
import os
import sys
import time
import logging
logger = logging.getLogger('guessinggame')
hdlr = logging.FileHandler('/var/tmp/guessinggame.log')
formatter = logging.Formatter('%(asctime)s %(levelname)s %(message)s')
hdlr.setFormatter(formatter)
logger.addHandler(hdlr)
logger.setLevel(logging.DEBUG)

class Paddle:
        x = 0
        y = 0
        def __init__(self,x,y):
                self.x = x
                self.y = y
        def move_up(self):
                if(self.y >= 0):
                        self.y -= 1
        def move_down(self):
                self.y += 1
        def draw(self,surface):
                try:
                        surface.addstr(int(self.y),int(self.x),'''p
a
d
d
l
e''')
                except:
                        self.y -= 1
class Ball:
        x = 10
        y = 10
        direction = 0#in radians
        def __init__(self):
                self.direction = random.uniform(0,6.28)#fix magic constant later
                pass
        def draw(self,surface):
                try:
                        surface.addstr(int(self.y + 1),int(self.x + 1),"ball")
                except curses.error:
                        self.turn_around()
                self.move(1)
        def move(self,distance):
                def detect_collision():
                        return False;
                self.x += 0.1*math.cos(self.direction)
                self.y += 0.1*math.sin(self.direction)
        def turn_around(self):
                self.direction -= (3.14/2)

left_paddle = None
right_paddle = None
ball = None
things_to_draw = []
window = None
up_arrow = 259
down_arrow = 258

def main():
        global left_paddle, right_paddle,ball, window
        window = curses.initscr()
        curses.start_color()
        curses.curs_set(0)
        window = curses.newwin(0,0)
        window.keypad(1)
        left_paddle = Paddle(0,0)
        right_paddle = Paddle(0,0)
        ball = Ball()
        things_to_draw.append(left_paddle)
        things_to_draw.append(right_paddle)
        things_to_draw.append(ball)
        try:
                main_loop()
        finally:
                curses.endwin()#cleans up after we're done

def main_loop():
        global time
        window.nodelay(1)
        while True:
                draw_everything()
                time.sleep(0.01)
                character = int(window.getch())
                logger.info(character)
                if(character == up_arrow):
                        logger.info("up")
                        left_paddle.move_up()
                elif(character == down_arrow):
                        logger.info("down")
                        right_paddle.move_down()

def draw_everything():
        window.erase()
        for thing in things_to_draw:
                thing.draw(window)
        window.refresh()

curses.wrapper(main())