from sys import exit#()默认为0表示正常退出,也可以为1表示异常退出.
from random import randint
from textwrap import dedent#在一个字符串里去掉每一行开头的空格
class Scene(object):
def enter(self):
print("This scene is not yet confugured")
exit(1)
class Engine(object):
def __init__(self,scene_map):
#游戏引擎有一个地图属性,默认值是scene_map(实际输入值是a_map)
self.scene_map = scene_map
def play(self):
current_scene = self.scene_map.opening_scene()
#当前场景=利用MAP里的open方法得到初始场景实例
last_scene = self.scene_map.next_scene('finished')
#last_scene=Finished()
while current_scene != last_scene:
#当前场景不是最后场景则调用当前场景的enter函数
next_scene_name = current_scene.enter()
#进入场景执行完完毕后会将return的key值赋给name
current_scene = self.scene_map.next_scene(next_scene_name)
#得到一新的当前场景实例,无限循环直到Finshied()
current_scene.enter()#进入Finished
class Death(Scene):
quips = [
"You died. You kinda suck at this.",
"Your Mom would be proud...if she were smater.",
"Such a loser.",
"I have a small puppy that's better at this.",
"You're worse than your Dad's jokes."
]
def enter(self):
print(Death.quips[randint(0,len(self.quips)-1)])
exit(1)
class CentralCorridor(Scene):
def enter(self):
print(dedent("""
The Gothons of Planet Percal #25 have invaded your ship around
destroyed your entire crew.You are the last surviving member
and your last mission is to get the neutron destruct bomb from the
Weapons Armory,put it in the bridge,and blow the ship up after
getting into an escape pod.
You're running the CentralCorridor to the Weapons Armory when a
Gothons jumps out,red scaly skin,dark grimy teeth,and evil clown
costume flowing around his hate filled body.He's blocking the
door to the Armory and about to pull a weapon to blast you.
"""))
action = input("> ")
if action == "shoot!":
print(dedent("""
Quik on the draw you yank out your blaster and fire it at the
Gothon. His clown costume is flowing and moving around his body
,which throws off you aim.Your laser hits his costume but misses
him entirely.This completely ruins his brand new costume his
mother bought him,which makes him fly into an insane rage and
blast you repeatedly in the face until you are dead.Then he eats
you."""))
return 'death'
elif action =="dodge!":
print(dedent("""
Like a world class boxer,you dodge,weave,slip and
slide righe as the Gothon's blaster cranks a laser
past your head. In the middle of your artful dodge
your foot slips and you bang your head on the metal
wall and pass out.You wake up shortly after only to
die as the Gothon stomps on your head and eats you.
"""))
return 'death'
elif action == "tell a joke":
print(dedent("""
Lucky for you they made you learn Gothon insults in
the academy. You tell the one Gothon jokes you know:
Lbhe zbgure vf fb sng, jura fur fvgf nebhaq gur ubhfr,
fur fvgf nebhaq gur ubhfr, The Gothon stops,tries
not to laugh , then busts out laughing and can't move
While he's laughing you run up and shoot him square in
Weapon Armory door.
"""))
return "laser_weapon_armory"
elif action == "let me fly":
return "finished"
else:
print("Does not compute!")
return 'central_corridor'
class LaserWeaponArmory(Scene):
def enter(self):
print(dedent("""
You do a dibe roll into the Weapon Aemory,crouch and scan
the room for more Gothons that might be hiding.It's dead
quiet, too quiet. you stand ip and run to the far side of
the room and find the neutron bomb in its cintainer.
There's akeypad lock on the box and you need the code to
get the bob out. If you get the code weong 10 times then
the lock closes forever and you can't get the bomb.The
code is 3 digits.
"""))
code = f"{randint(1,9)}{randint(1,9)}{randint(1,9)}"
guess = input("[keypad]> ")
guesses = 0
while guess != code and guesses < 9:
print("BZZZZEDDD!")
guesses += 1
guess = input("[keypad]> ")
if guess == code:
print(dedent("""
The container cliks open and the seal breaks, letting
gas out. You grab the neutron bomb and run as fast as
you can to the bridge where you must place ti in the
right spot.
"""))
return 'the_bridge'
else:
print(dedent("""
the lock buzzes one last time and then you hear a
sickening melting sound as the mechanism is fused
together. You decide to sit there, and finally the
Gothons blow up the ship from their shop and you died.
"""))
return 'death'
class TheBridge(Scene):
def enter(self):
print("""
You burst onto the Bridge with thw netron destruct bomb
under your arm and surprise 5Gothons who are trying to
take control of the ship.Each of them has an even uglier
clown costume than the last. They haven't pulled their
weapons out yet,as they see the active bomb under your
arm and don't want to set it off.
""")
action = input("> ")
if action == "throw thw bomb":
print(dedent("""
In a panic you throw thw bomb at the group of Gothons
and make a leap for the door.Right as you drop it a
Gothons and make a leap for the door. Right as you drop it
a Gothon shoots you right in the back killing you.as
you die you see another Gothon frantically try to
disarm the bomb . You knowing they will probably
blow ip when it goes off.
"""))
return 'death'
elif action == "slowly place the bomb":
print(dedent("""
You point your blaster at the bomb under your arm and
the Gothons put their hands up and start to sweat.
You inch bankward to the door,open it , and then
carefully place the bomb on the floor,pointing your
blaster at it.You then jump back through the door,
punch the close button and blast the lock so the
Gothons can't get out. Now that the bomb is placed
you run to the escape pod to get off this tin can.
"""))
return 'escape_pod'
else:
print("DOES NOT COMPUTE!")
return "the_bridge"
class Escape_pod(Scene):
def enter(self):
print(dedent("""
You rush through the ship desperately trying to make it to
the escape pod before the whole ship explodes.It seems
like hardly any Gothons are on the ship explodes. It seems
like hardly any Gothons are on the shop,so your run is clear
of interference. You get to the chamber with the escape
pods, and now need to pick one to take.Some of them could be
damaged but you don't have time to look.
There's 5 pods,which one do you take?
"""))
good_pod = randint(1,5)
guess = input("[pod #]> ")
if int(guess) != good_pod:
print(dedent("""
You jump into pod {guess} and hit the eject button.
The pod escapes out into the void of space, then
implodes as the full ruptures,crushing your body into
jam jelly."""))
return 'death'
else:
print(dedent("""
You jump into pod {guess} and hit the eject button.
The pod easily slide out into space heading to the
planet below.As it flies to the plane,you look back
and see your ship implode then explode like a bright
star, taking out the Gothon ship at the time. You won!
"""))
return 'finished'
class Finished(Scene):
def enter(self):
print("You won! Good job.")
return 'finished'
class Map(object):
#所有的场景类都在字典里有对应的key
scenes = {
'central_corridor':CentralCorridor(),
'laser_weapon_armory':LaserWeaponArmory(),
'the_bridge':TheBridge(),
'escape_pod':Death(),
'death':Death(),
'finished':Finished(),
}
def __init__(self,start_scene):
self.start_scene = start_scene
def next_scene(self,scene_name):
#get函数返回指定键的值,输入场景名则得到场景的一个实例val
val = Map.scenes.get(scene_name)
return val#得到一个新的场景
def opening_scene(self):
return self.next_scene(self.start_scene)
#利用next_scene 方法打开初始场景
a_map = Map('central_corridor')
a_game = Engine(a_map)
a_game.play()
———————————————————————————————————————————————————————— 如有问题或建议,欢迎交流