hi Peter,
hope you are well.I am getting the following error when i am running the pygame
shell script.I am using Acer SWIFT computer.my python version is 3.7.3 and
pygame version is pygame 1.9.5
Traceback (most recent call last):
File "C:\Users\ammah\OneDrive\Documents\project1\myCode.py.py", line 166, in
<module>
draw_text(screen, str(score),18, WIDTH/2,10)
File "C:\Users\ammah\OneDrive\Documents\project1\myCode.py.py", line 28, in
draw_text
font = pygame.font.Font(font_name, size)
pygame.error: font not initialized
>>>
my code is as following:
# Pygame template - skeleton for a new pygame project
import pygame
import random
from os import path
img_dir = path.dirname(__file__)
WIDTH = 480
HEIGHT = 600
FPS = 60
# define colors
WHITE = (255, 255, 255)
BLACK = (0, 0, 0)
RED = (255, 0, 0)
GREEN = (0, 255, 0)
BLUE = (0, 0, 255)
YELLOW = (255,255,0)
pygame.mixer.init()
screen = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.display.set_caption("My Game")
clock = pygame.time.Clock()
font_name = pygame.font.match_font('arial')
def draw_text(surf, text, size, x, y):
font = pygame.font.Font(font_name, size)
text_surface = font.render(text, True, WHITE)
text_rect = text.surface.get_rect()
text_rect.midtop =(x,y)
surf.blit(text_surface, text_rect)
class Player(pygame.sprite.Sprite):
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.image = pygame.transform.scale(player_img,(50,38))
self.image.set_colorkey(BLACK)
self.rect =self.image.get_rect()
self.radius = 20
#pygame.draw.circle(self.image, RED,self.rect.center, self.radius)
self.rect.centerx = WIDTH / 2
self.rect.bottom = HEIGHT -10
self.speedx = 0
def update(self):
self.speedx = 0
keystate = pygame.key.get_pressed()
if keystate[pygame.K_LEFT]:
self.speedx = 5
if keystate[pygame.K_RIGHT]:
self.speedx = -5
self.rect.x += self.speedx
def shoot(self):
bullet = Bullet(self.rect.centerx, self.rect.top)
all_sprites.add(bullet)
bullets.add(bullet)
class Mob(pygame.sprite.Sprite):
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.image_orig = meteor_img
self.image_orig = random.choice(meteor_images)
self.image_orig.set_colorkey(BLACK)
self.image = self.image_orig.copy()
self.rect = self.image.get_rect()
self.radius = int(self.rect.width *.9 / 2)
#pygame.draw.circle(self.image, RED,self.rect.center, self.radius)
self.rect.x =random.randrange(WIDTH-self.rect.width)
self.rect.y=random.randrange(-150,-100)
self.speedy=random.randrange(1,8)
self.speedx=random.randrange(-3,3)
self.rot = 0
self.rot_speed = random.randrange(-8,8)
self.last_update = pygame.time.get_ticks()
def rotate(self):
now = pygame.time.get_ticks()
if now - self.last_update > 50:
self.last_update = now
self.rot = (self.rot + self.rot_speed) % 360
new_image = pygame.transform.rotate(self.image_orig, self.rot)
old_center = self.rect.center
self.image = new_image
self.rect = self.image.get_rect()
self.rect.center = old_center
def update(self):
self.rotate()
self.rect.x += self.speedx
self.rect.y += self.speedy
if self.rect.top > HEIGHT +10:
self.rect.x =random.randrange(WIDTH-self.rect.width)
self.rect.y=random.randrange(-100,-40)
self.speedy=random.randrange(1,8)
class Bullet(pygame.sprite.Sprite):
def __init__(self,x,y):
pygame.sprite.Sprite.__init__(self)
self.image = bullet_img
self.image.set_colorkey(BLACK)
self.rect = self.image.get_rect()
self.rect.bottom = y
self.rect.centerx = x
self.speedy = -10
def update(self):
self.rect.y += self.speedy
if self.rect.bottom<0:
self.kill()
#Load all game graphics
background = pygame.image.load(path.join(img_dir,"purple.png")).convert()
background_rect = background.get_rect()
player_img =
pygame.image.load(path.join(img_dir,"playerShip1_blue.png")).convert()
meteor_img =
pygame.image.load(path.join(img_dir,"meteorBrown_big1.png")).convert()
bullet_img = pygame.image.load(path.join(img_dir,"laserGreen01.png")).convert()
meteor_images = []
meteor_list =
['meteorBrown_big1.png','meteorBrown_big2.png','meteorBrown_med1.png',
'meteorBrown_med1.png','meteorBrown_small1.png','meteorBrown_small2.png',
'meteorBrown_big1.png']
for img in meteor_list:
meteor_images.append(pygame.image.load(path.join(img_dir,img)).convert())
all_sprites = pygame.sprite.Group()
mobs = pygame.sprite.Group()
bullets = pygame.sprite.Group()
player = Player()
all_sprites.add(player)
for i in range(8):
m = Mob()
all_sprites.add(m)
mobs.add(m)
score = 0
# Game loop
running = True
while running:
# keep loop running at the right speed
clock.tick(FPS)
# Process input (events)
for event in pygame.event.get():
# check for closing window
if event.type == pygame.QUIT:
running = False
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_SPACE:
player.shoot()
# Update
all_sprites.update()
#check to see if a bullet hit a mob
hits = pygame.sprite.groupcollide(mobs,bullets,True,True)
for hit in hits:
score += 50 - hit.radius
m= Mob()
all_sprites.add(m)
mobs.add(m)
#check to see if a mob hit the player
hits = pygame.sprite.spritecollide(player,mobs,False,
pygame.sprite.collide_circle)
if hits:
running = False
# Draw / render
screen.fill(BLACK)
screen.blit(background, background_rect)
all_sprites.draw(screen)
draw_text(screen, str(score),18, WIDTH/2,10)
# *after* drawing everything, flip the display
pygame.display.flip()
pygame.quit()
Sent from my iPhone
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