# Simple Python Game Library Version 0.8.3 by /u/wynand1004 AKA @TokyoEdTech
# Documentation on Github: https://wynand1004.github.io/SPGL
# Python 2.x and 3.x Compatible
import os
import turtle
import time
import random
import math
import pickle
import platform
# Import message box
# This code is necessary for Python 2.x and 3.x compatibility
try:
import tkMessageBox as messagebox
except:
from tkinter import messagebox
# Import filedialog
try:
from tkinter import filedialog
except:
import tkFileDialog as filedialog
# If on Windows, import winsound or, better yet, switch to Linux!
if platform.system() == "Windows":
try:
import winsound
except:
print ("Winsound module not available.")
# Use for Keyboard Bindings
KEY_UP = "Up"
KEY_DOWN = "Down"
KEY_LEFT = "Left"
KEY_RIGHT = "Right"
KEY_SPACE = "space"
KEY_ESCAPE = "Escape"
KEY_ENTER = "Return"
KEY_RETURN = "Return"
KEY_SHIFT_LEFT = "Shift_L"
KEY_SHIFT_RIGHT = "Shift_R"
KEY_CONTROL_LEFT = "Control_L"
KEY_CONTROL_RIGHT = "Control_R"
KEY_ALT_LEFT = "Alt_L"
KEY_ALT_RIGHT = "Alt_R"
KEY_CAPS_LOCK = "Caps_Lock"
KEY_F1 = "F1"
KEY_F2 = "F2"
KEY_F3 = "F3"
KEY_F4 = "F4"
KEY_F5 = "F5"
KEY_F6 = "F6"
KEY_F7 = "F7"
KEY_F8 = "F8"
KEY_F9 = "F9"
KEY_F10 = "F10"
KEY_F11 = "F11"
KEY_F12 = "F12"
# Game Class
class Game(object):
# Keep List of Sprites
sprites = []
# Keep List of Labels
labels = []
# Keep List of Buttons
buttons = []
# Logs
logs = []
def __init__(
self,
screen_width = 800,
screen_height = 600,
background_color = "black",
title = "Simple Game Library by /u/wynand1004 AKA @TokyoEdTech",
splash_time = 3):
# Setup using Turtle module methods
turtle.setup(width=screen_width, height=screen_height)
turtle.bgcolor(background_color)
turtle.title(title)
turtle.tracer(0) # Stop automatic screen refresh
turtle.listen() # Listen for keyboard input
turtle.hideturtle() # Hides default turtle
turtle.penup() # Puts pen up for defaut turtle
turtle.setundobuffer(0) # Do not keep turtle history in memory
turtle.onscreenclick(self.click)
# Game Attributes
self.FPS = 30.0 # Lower this on slower computers or with large number of sprites
self.SCREEN_WIDTH = screen_width
self.SCREEN_HEIGHT = screen_height
self.DATAFILE = "game.dat"
self.SPLASHFILE = "splash.gif" # Must be in the same folder as game file
self.title = title
self.gravity = 0
self.state = "showsplash"
self.splash_time = splash_time
self.time = time.time()
# Clear the terminal and print the game title
self.clear_terminal_screen()
print (self.title)
# Show splash
self.show_splash(self.splash_time)
# Pop ups
def ask_yes_no(self, title, message):
return messagebox.askyesno(title, message)
def show_info(self, title, message):
return messagebox.showinfo(title, message)
def show_warning(self, title, message):
return messagebox.showwarning(title, message)
def show_error(self, title, message):
return messagebox.showerror(title, message)
def ask_question(self, title, message):
return messagebox.askquestion(title, message)
def ask_ok_cancel(self, title, message):
return messagebox.askokcancel(title, message)
def ask_retry_cancel(self, title, message):
return messagebox.askretrycancel(title, message)
def ask_open_filename(self):
return filedialog.askopenfilename()
def print_error_logs(self):
print ("Error Logs:")
if len(Game.logs) == 0:
print ("No errors")
else:
for error in Game.logs:
print (error)
print ("")
def tick(self):
# Check the game state
# showsplash, running, gameover, paused
if self.state == "showsplash":
self.show_splash(self.splash_time)
elif self.state == "paused":
pass
elif self.state == "gameover":
pass
else:
# Iterate through all sprites and call their tick method
for sprite in Game.sprites:
if sprite.state:
sprite.tick()
# Iterate through all labels and call their update method
for label in Game.labels:
if label.text != "":
label.tick()
# Update the screen
self.update_screen()
def click(self, x, y):
print ("The window was clicked at ({},{})".format(x, y))
def show_splash(self, seconds):
# Show splash screen
# To be implemented
try:
# Load self.SPLASHFILE
turtle.bgpic(self.SPLASHFILE)
self.update_screen()
# Pause
self.time = time.time()
while time.time() < self.time + (self.splash_time):
pass
# Hide Splash
turtle.bgpic("")
except:
Game.logs.append("Warning: {} missing from disk.".format(self.SPLASHFILE))
# Change state to running
self.state = "running"
def destroy_all_sprites(self):
for sprite in Game.sprites:
if sprite.state:
sprite.destroy()
def save_data(self, key, value):
# Load DATAFILE
try:
data = pickle.load(open(self.DATAFILE, "rb"))
except:
data = {}
Game.logs.append("Warning: Creating new {} file on disk.".format(self.DATAFILE))
data[key] = value
#Save DATAFILE
pickle.dump(data, open(self.DATAFILE, "wb"))
def load_data(self, key):
# Load DATAFILE
try:
data = pickle.load(open(self.DATAFILE, "rb"))
except:
data = {}
Game.logs.append("Warning: {} missing from disk.".format(self.DATAFILE))
if key in data:
return data[key]
else:
return None
def set_title(self, title):
turtle.title(title)
self.title = title
def set_keyboard_binding(self, key, function):
#Python 3
try:
turtle.onkeypress(function, key)
#Python 2
except:
turtle.onkey(function, key)
def update_screen(self):
while time.time() < self.time + (1.0 / self.FPS):
pass
turtle.update()
self.time = time.time()
def play_sound(self, sound_file, time = 0):
# Windows
if platform.system() == 'Windows':
winsound.PlaySound(sound_file, winsound.SND_ASYNC)
# Linux
elif platform.system() == "Linux":
os.system("aplay -q {}&".format(sound_file))
# Mac
else:
os.system("afplay {}&".format(sound_file))
if time > 0:
turtle.ontimer(lambda: self.play_sound(sound_file, time), t=int(time * 1000))
def stop_all_sounds(self):
# Windows
if platform.system() == 'Windows':
Game.logs.append("Warning: .stop_all_sounds not implemened on Windows yet.")
# Linux
elif platform.system() == "Linux":
os.system("killall aplay")
# Mac
else:
os.system("killall afplay")
def clear_terminal_screen(self):
# Windows
if platform.system() == 'Windows':
os.system("cls")
# Linux and Mac
else:
os.system("clear")
def print_game_info(self):
print (self.title)
print ("")
print ("Window Dimensions: {}x{}".format(self.SCREEN_WIDTH, self.SCREEN_HEIGHT))
print ("")
# Calcuate number of active sprites
active_sprites = 0
for sprite in Game.sprites:
if sprite.state:
active_sprites += 1
print ("Number of Sprites (Active / Total): {} / {}".format(active_sprites, len(Game.sprites)))
print ("Number of Labels: {}".format(len(Game.labels)))
print ("Number of Buttons: {}".format(len(Game.buttons)))
print ("")
print ("Frames Per Second (Target): {}".format(self.FPS))
print ("")
self.print_error_logs()
def is_collision(self, sprite_1, sprite_2):
# Axis Aligned Bounding Box
x_collision = (math.fabs(sprite_1.xcor() - sprite_2.xcor()) * 2) < (sprite_1.width + sprite_2.width)
y_collision = (math.fabs(sprite_1.ycor() - sprite_2.ycor()) * 2) < (sprite_1.height + sprite_2.height)
return (x_collision and y_collision)
def is_circle_collision(sprite_1, sprite_2, distance):
# Collision based on distance
a=sprite_1.xcor()-sprite_2.xcor()
b=sprite_1.ycor()-sprite_2.ycor()
distance = math.sqrt((a**2) + (b**2))
if distance < distance:
return True
else:
return False
def show_game_over(self):
self.state = "gameover"
self.hide_all_sprites()
print ("Game Over!")
self.state = "paused"
def set_background(self, image):
if image.endswith(".gif"):
turtle.bgpic(image)
else:
Game.logs.append("Warning: Background image {} must be a gif.".format(image))
def exit(self):
self.stop_all_sounds()
os._exit(0)
# Sprite Class
class Sprite(turtle.Turtle):
def __init__(self,
shape,
color,
x = 0,
y = 0,
width = 20,
height = 20):
turtle.Turtle.__init__(self)
self.speed(0) # Animation Speed
# Register shape if it is a .gif file
if shape.endswith(".gif"):
try:
turtle.register_shape(shape)
except:
Game.logs.append("Warning: {} file missing from disk.".format(shape))
# Set placeholder shape
shape = "square"
width = 20 # This is the default for turtle module primitives
height = 20 # This is the default for turtle module primitives
self.shape(shape)
self.color(color)
self.penup()
self.goto(x, y)
# Attributes
self.width = width
self.height = width
self.speed = 0.0 # Speed of motion
self.dx = 0.0
self.dy = 0.0
self.acceleration = 0.0
self.friction = 0.0
self.state = "active"
self.solid = True
#Set click binding
self.onclick(self.click)
# Append to master sprite list
Game.sprites.append(self)
def tick(self):
# This is the function that is called each frame of the game
# For most sprites, you'll want to call the move method here
# self.move()
pass
def move(self):
self.fd(self.speed)
def destroy(self):
# When a sprite is destoyed move it off screen, hide it, and set state to None
# This is a workaround as there is no way to delete a sprite from memory in the turtle module.
self.hideturtle()
self.goto(10000, 10000)
self.state = None
def set_image(self, image, width, height):
# Allows the use of custom images (must be .gif) due to turtle/tkinter limitation
# Register shape if it is a .gif file
if image.endswith(".gif"):
try:
turtle.register_shape(image)
except:
Game.logs.append("Warning: {} file missing from disk.".format(image))
# Set placeholder shape
shape = "square"
width = 20 # This is the default for turtle module primitives
height = 20 # This is the default for turtle module primitives
self.shape(image)
self.width = width
self.height = height
# Click binding needs to be set again after image change
self.onclick(self.click)
def click(self, x, y):
print ("The sprite was clicked at ({},{})".format(x, y))
#Label Class
class Label(turtle.Turtle):
def __init__(self,
text,
color,
x = 0,
y = 0,
font_name = "Arial",
font_size = 12,
font_type = "normal",
align = "left"):
turtle.Turtle.__init__(self)
self.hideturtle()
self.penup()
self.goto(x, y)
self.color(color)
self.font = (font_name, font_size, font_type)
self.align = align
# Attributes
self.text = text
# Append to master label list
Game.labels.append(self)
def tick(self):
self.clear()
self.write(self.text, False, align =self.align, font = self.font)
def update(self, text):
self.text = text
self.tick()
#Button Class
class Button(turtle.Turtle):
def __init__(self,
shape,
color,
x = 0,
y = 0):
turtle.Turtle.__init__(self)
# self.hideturtle()
self.penup()
# Register shape if it is a .gif file
if shape.endswith(".gif"):
try:
turtle.register_shape(shape)
except:
Game.logs.append("Warning: {} file missing from disk.".format(shape))
# Set placeholder shape
shape = "square"
self.shape(shape)
self.color(color)
self.goto(x, y)
#Set click binding
self.onclick(self.click)
# Append to master button list
Game.buttons.append(self)
def set_image(self, image):
# Register shape if it is a .gif file
if shape.endswith(".gif"):
try:
turtle.register_shape(shape)
except:
Game.logs.append("Warning: {} file missing from disk.".format(shape))
# Set placeholder shape
shape = "square"
# Allows the use of custom images (must be .gif) due to turtle/tkinter limitation
self.shape(image)
# Click binding needs to be set again after image change
self.onclick(self.click)
def click(self, x, y):
print ("The button was clicked at ({},{})".format(x, y))
