import pygame, random
import math, sys

class Dot(object):
    """Dot object"""
    def __init__(self):
        self.surf = pygame.Surface((25, 25))
        self.surf.fill((255*random.random(), 255*random.random() ,255*random.random()))
        self.rect = self.surf.get_rect()

class Game(object):
    def __init__(self):
        self.screen = pygame.display.set_mode((800, 600))
        self.screen.fill((0, 255, 255))
        self.game_over = False
        self.clock = pygame.time.Clock()
        #self.dot = pygame.image.load("up1.png").convert_alpha()
        self.dot_list = [Dot() for x in range(10)]
        for dot in self.dot_list:
            dot.rect.topleft = (775*random.random(), 575*random.random())
        #self.dot.rect.bottomright = (345, 200)
        
        
    def process_input(self):
        for event in pygame.event.get():
            if event.type == pygame.KEYDOWN:
                if event.key == pygame.K_ESCAPE:
                    self.game_over = True
                if event.key == pygame.K_d:
                    #self.dot_rect.move_ip(10, 0)
                    for dot in self.dot_list:
                        #dot.rect.move_ip(10,0)
                        future_dot = dot.rect.move(10, 0)
                        if self.screen.get_rect().contains(future_dot):
                            dot.rect = future_dot
                        else:
                            dot.rect.right = 800
        
    def update(self):
        pass
        
    def draw(self):
        self.screen.fill((0, 255, 255))
        #self.screen.blit(self.dot, self.dot_rect)
        for dot in self.dot_list:
            self.screen.blit(dot.surf, dot.rect)
        
pygame.init()
g = Game()
while not g.game_over:
    g.clock.tick(30)
    g.process_input()
    g.update()
    g.draw()
    pygame.display.flip()
sys.exit()