menyuu - 経済統計練習帳

import pygame
from pygame.locals import *
import sys
 
x1=[0]
y1=[0]
 
pygame.init()                                   
sc = pygame.display.set_mode((500, 500))   
pygame.display.set_caption("練習")             
 
while (True):
    sc.fill((0,0,255))       
    for i in range(len(x1)-1):
        pygame.draw.line(sc, (100,0,0), (x1[i],y1[i]), (x1[i+1],y1[i+1]), 5)  
 
    pygame.display.update()
 
    for event in pygame.event.get():
        if event.type == QUIT:  
            pygame.quit()       
            sys.exit()
        if event.type==MOUSEBUTTONDOWN:	
            (x,y)=event.pos			
            x1.append(x)
            y1.append(y)