用python實現植物大戰殭屍（遊戲截圖+動態演示+原始碼分享）

import os

import json

from abc import abstractmethod

import pygame as pg

from . import constants as c

class State():

     def __init__(self):

         self.start_time = 0.0

         self.current_time = 0.0

         self.done = False

         self.next = None

         self.persist = {}

     @abstractmethod

     def startup(self, current_time, persist):

         '''abstract method'''

     def cleanup(self):

         self.done = False

         return self.persist

     @abstractmethod

     def update(self, surface, keys, current_time):

         '''abstract method'''

class Control():

     def __init__(self):

         self.screen = pg.display.get_surface()

         self.done = False

         self.clock = pg.time.Clock()

         self.fps = 60

         self.keys = pg.key.get_pressed()

         self.mouse_pos = None

         self.mouse_click = [False, False]  # value:[left mouse click, right mouse click]

         self.current_time = 0.0

         self.state_dict = {}

         self.state_name = None

         self.state = None

         self.game_info = {c.CURRENT_TIME:0.0,

                           c.LEVEL_NUM:c.START_LEVEL_NUM}

     def setup_states(self, state_dict, start_state):

         self.state_dict = state_dict

         self.state_name = start_state

         self.state = self.state_dict[self.state_name]

         self.state.startup(self.current_time, self.game_info)

     def update(self):

         self.current_time = pg.time.get_ticks()

         if self.state.done:

             self.flip_state()

         self.state.update(self.screen, self.current_time, self.mouse_pos, self.mouse_click)

         self.mouse_pos = None

         self.mouse_click[0] = False

         self.mouse_click[1] = False

     def flip_state(self):

         previous, self.state_name = self.state_name, self.state.next

         persist = self.state.cleanup()

         self.state = self.state_dict[self.state_name]

         self.state.startup(self.current_time, persist)

     def event_loop(self):

         for event in pg.event.get():

             if event.type == pg.QUIT:

                 self.done = True

             elif event.type == pg.KEYDOWN:

                 self.keys = pg.key.get_pressed()

             elif event.type == pg.KEYUP:

                 self.keys = pg.key.get_pressed()

             elif event.type == pg.MOUSEBUTTONDOWN:

                 self.mouse_pos = pg.mouse.get_pos()

                 self.mouse_click[0], _, self.mouse_click[1] = pg.mouse.get_pressed()

                 print('pos:', self.mouse_pos, ' mouse:', self.mouse_click)

     def main(self):

         while not self.done:

             self.event_loop()

             self.update()

             pg.display.update()

             self.clock.tick(self.fps)

         print('game over')

def get_image(sheet, x, y, width, height, colorkey=c.BLACK, scale=1):

         image = pg.Surface([width, height])

         rect = image.get_rect()

         image.blit(sheet, (0, 0), (x, y, width, height))

         image.set_colorkey(colorkey)

         image = pg.transform.scale(image,

                                    (int(rect.width*scale),

                                     int(rect.height*scale)))

         return image

def load_image_frames(directory, image_name, colorkey, accept):

     frame_list = []

     tmp = {}

     # image_name is "Peashooter", pic name is 'Peashooter_1', get the index 1

     index_start = len(image_name) + 1

     frame_num = 0;

     for pic in os.listdir(directory):

         name, ext = os.path.splitext(pic)

         if ext.lower() in accept:

             index = int(name[index_start:])

             img = pg.image.load(os.path.join(directory, pic))

             if img.get_alpha():

                 img = img.convert_alpha()

             else:

                 img = img.convert()

                 img.set_colorkey(colorkey)

             tmp[index]= img

             frame_num += 1

     for i in range(frame_num):

         frame_list.append(tmp[i])

     return frame_list

def load_all_gfx(directory, colorkey=c.WHITE, accept=('.png', '.jpg', '.bmp', '.gif')):

     graphics = {}

     for name1 in os.listdir(directory):

         # subfolders under the folder resources\graphics

         dir1 = os.path.join(directory, name1)

         if os.path.isdir(dir1):

             for name2 in os.listdir(dir1):

                 dir2 = os.path.join(dir1, name2)

                 if os.path.isdir(dir2):

                 # e.g. subfolders under the folder resources\graphics\Zombies

                     for name3 in os.listdir(dir2):

                         dir3 = os.path.join(dir2, name3)

                         # e.g. subfolders or pics under the folder resources\graphics\Zombies\ConeheadZombie

                         if os.path.isdir(dir3):

                             # e.g. it's the folder resources\graphics\Zombies\ConeheadZombie\ConeheadZombieAttack

                             image_name, _ =外匯跟單gendan5.com os.path.splitext(name3)

                             graphics[image_name] = load_image_frames(dir3, image_name, colorkey, accept)

                         else:

                             # e.g. pics under the folder resources\graphics\Plants\Peashooter

                             image_name, _ = os.path.splitext(name2)

                             graphics[image_name] = load_image_frames(dir2, image_name, colorkey, accept)

                             break

                 else:

                 # e.g. pics under the folder resources\graphics\Screen

                     name, ext = os.path.splitext(name2)

                     if ext.lower() in accept:

                         img = pg.image.load(dir2)

                         if img.get_alpha():

                             img = img.convert_alpha()

                         else:

                             img = img.convert()

                             img.set_colorkey(colorkey)

                         graphics[name] = img

     return graphics

def loadZombieImageRect():

     file_path = os.path.join('source', 'data', 'entity', 'zombie.json')

     f = open(file_path)

     data = json.load(f)

     f.close()

     return data[c.ZOMBIE_IMAGE_RECT]

def loadPlantImageRect():

     file_path = os.path.join('source', 'data', 'entity', 'plant.json')

     f = open(file_path)

     data = json.load(f)

     f.close()

     return data[c.PLANT_IMAGE_RECT]

pg.init()

pg.display.set_caption(c.ORIGINAL_CAPTION)

SCREEN = pg.display.set_mode(c.SCREEN_SIZE)

GFX = load_all_gfx(os.path.join("resources","graphics"))

ZOMBIE_RECT = loadZombieImageRect()

PLANT_RECT = loadPlantImageRect()