python_arcade_pong.py

import arcade
from time import sleep

SCREEN_WIDTH = 700
SCREEN_HEIGHT = 500
BALL_SPEED = 2
SCROLLING_SPEED = 3

class MyWindow(arcade.Window):
    def __init__(self):
        super().__init__(SCREEN_WIDTH, SCREEN_HEIGHT, 'PONG', update_rate=0.008)

        self.pong_A_score = 0
        self.pong_B_score = 0

        self.pong_sprite_A = arcade.Sprite('art/platform.png')
        self.pong_Ax = 40
        self.pong_Ay = SCREEN_HEIGHT/2
        self.pongA_change = 0

        self.pong_sprite_B = arcade.Sprite('art/platform.png')
        self.pong_Bx = SCREEN_WIDTH-40
        self.pong_By = SCREEN_HEIGHT/2
        self.pongB_change = 0

        self.ball_sprite = arcade.Sprite('art/ball.png')
        self.ball_position_x = SCREEN_WIDTH / 2
        self.ball_position_y = SCREEN_HEIGHT / 2
        self.ball_change_x = BALL_SPEED
        self.ball_change_y = BALL_SPEED

    def on_draw(self):
        arcade.start_render()

        arcade.draw_text(f'{self.pong_A_score} | {self.pong_B_score}', SCREEN_WIDTH/2, SCREEN_HEIGHT-30, arcade.csscolor.WHITE, 14)

        self.pong_sprite_A.center_x = self.pong_Ax
        self.pong_sprite_A.center_y = self.pong_Ay
        self.pong_sprite_A.draw()

        self.pong_sprite_B.center_x = self.pong_Bx
        self.pong_sprite_B.center_y = self.pong_By
        self.pong_sprite_B.draw()

        self.ball_sprite.center_x = self.ball_position_x
        self.ball_sprite.center_y = self.ball_position_y
        self.ball_sprite.draw()

    def update(self, delta_time: float):
        if arcade.check_for_collision(self.ball_sprite, self.pong_sprite_A) or arcade.check_for_collision(
                self.ball_sprite, self.pong_sprite_B):
            self.ball_change_x *= -1
            self.ball_change_x += 1


        self.pong_Ay += self.pongA_change
        self.pong_By += self.pongB_change

        self.ball_position_x += self.ball_change_x
        self.ball_position_y += self.ball_change_y

        if self.ball_position_x < 10:
            self.pong_B_score += 1
            sleep(1)
            self.ball_position_x = SCREEN_WIDTH / 2
            self.ball_position_y = SCREEN_HEIGHT / 2
            self.ball_change_x *= -1

        if self.ball_position_x > SCREEN_WIDTH - 10:
           self.pong_A_score += 1
           sleep(1)
           self.ball_position_x = SCREEN_WIDTH / 2
           self.ball_position_y = SCREEN_HEIGHT / 2
           self.ball_change_x *= -1

        if self.ball_position_y < 10 or self.ball_position_y > SCREEN_HEIGHT - 10:
            self.ball_change_y *= -1

        if self.pong_Ay < 50:
            self.pong_Ay += SCROLLING_SPEED
        if self.pong_Ay > SCREEN_HEIGHT-50:
            self.pong_Ay -= SCROLLING_SPEED
        if self.pong_By < 50:
            self.pong_By += SCROLLING_SPEED
        if self.pong_By > SCREEN_HEIGHT-50:
            self.pong_By -= SCROLLING_SPEED



    def on_key_press(self, symbol: int, modifiers: int):
        if symbol == arcade.key.W:
            self.pongA_change = SCROLLING_SPEED
        if symbol == arcade.key.S:
            self.pongA_change = -SCROLLING_SPEED
        if symbol == arcade.key.UP:
            self.pongB_change = SCROLLING_SPEED
        if symbol == arcade.key.DOWN:
            self.pongB_change = -SCROLLING_SPEED

    def on_key_release(self, symbol: int, modifiers: int):
        if symbol == arcade.key.W or symbol == arcade.key.S:
            self.pongA_change = 0
        if symbol == arcade.key.UP or symbol == arcade.key.DOWN:
            self.pongB_change = 0




def main():
    win = MyWindow()
    arcade.run()

if __name__ == '__main__':
    main()