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基于Python實現(xiàn)經(jīng)典植物大戰(zhàn)僵尸游戲

更新時間：2022年05月12日 08:18:16 作者：夢執(zhí).py

這篇文章主要介紹了如何利用Python實現(xiàn)植物大戰(zhàn)僵尸游戲,文中有非常詳細的代碼示例,對正在學(xué)習(xí)python的小伙伴們有非常好的幫助,需要的朋友可以參考下

游戲截圖

動態(tài)演示

源碼分享

state/tool.py

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, _ = 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()

state/constants.py


START_LEVEL_NUM = 1

ORIGINAL_CAPTION = 'Plant VS Zombies Game'

SCREEN_WIDTH = 800
SCREEN_HEIGHT = 600
SCREEN_SIZE = (SCREEN_WIDTH, SCREEN_HEIGHT)

GRID_X_LEN = 9
GRID_Y_LEN = 5
GRID_X_SIZE = 80
GRID_Y_SIZE = 100


WHITE        = (255, 255, 255)
NAVYBLUE     = ( 60,  60, 100)
SKY_BLUE     = ( 39, 145, 251)
BLACK        = (  0,   0,   0)
LIGHTYELLOW  = (234, 233, 171)
RED          = (255,   0,   0)
PURPLE       = (255,   0, 255)
GOLD         = (255, 215,   0)
GREEN        = (  0, 255,   0)

SIZE_MULTIPLIER = 1.3

#GAME INFO DICTIONARY KEYS
CURRENT_TIME = 'current time'
LEVEL_NUM = 'level num'

#STATES FOR ENTIRE GAME
MAIN_MENU = 'main menu'
LOAD_SCREEN = 'load screen'
GAME_LOSE = 'game los'
GAME_VICTORY = 'game victory'
LEVEL = 'level'

MAIN_MENU_IMAGE = 'MainMenu'
OPTION_ADVENTURE = 'Adventure'
GAME_LOOSE_IMAGE = 'GameLoose'
GAME_VICTORY_IMAGE = 'GameVictory'

#MAP COMPONENTS
BACKGROUND_NAME = 'Background'
BACKGROUND_TYPE = 'background_type'
INIT_SUN_NAME = 'init_sun_value'
ZOMBIE_LIST = 'zombie_list'

MAP_EMPTY = 0
MAP_EXIST = 1

BACKGROUND_OFFSET_X = 220
MAP_OFFSET_X = 35
MAP_OFFSET_Y = 100

#MENUBAR
CHOOSEBAR_TYPE = 'choosebar_type'
CHOOSEBAR_STATIC = 0
CHOOSEBAR_MOVE = 1
CHOSSEBAR_BOWLING = 2
MENUBAR_BACKGROUND = 'ChooserBackground'
MOVEBAR_BACKGROUND = 'MoveBackground'
PANEL_BACKGROUND = 'PanelBackground'
START_BUTTON = 'StartButton'
CARD_POOL = 'card_pool'

MOVEBAR_CARD_FRESH_TIME = 6000
CARD_MOVE_TIME = 60

#PLANT INFO
PLANT_IMAGE_RECT = 'plant_image_rect'
CAR = 'car'
SUN = 'Sun'
SUNFLOWER = 'SunFlower'
PEASHOOTER = 'Peashooter'
SNOWPEASHOOTER = 'SnowPea'
WALLNUT = 'WallNut'
CHERRYBOMB = 'CherryBomb'
THREEPEASHOOTER = 'Threepeater'
REPEATERPEA = 'RepeaterPea'
CHOMPER = 'Chomper'
CHERRY_BOOM_IMAGE = 'Boom'
PUFFSHROOM = 'PuffShroom'
POTATOMINE = 'PotatoMine'
SQUASH = 'Squash'
SPIKEWEED = 'Spikeweed'
JALAPENO = 'Jalapeno'
SCAREDYSHROOM = 'ScaredyShroom'
SUNSHROOM = 'SunShroom'
ICESHROOM = 'IceShroom'
HYPNOSHROOM = 'HypnoShroom'
WALLNUTBOWLING = 'WallNutBowling'
REDWALLNUTBOWLING = 'RedWallNutBowling'

PLANT_HEALTH = 5
WALLNUT_HEALTH = 30
WALLNUT_CRACKED1_HEALTH = 20
WALLNUT_CRACKED2_HEALTH = 10
WALLNUT_BOWLING_DAMAGE = 10

PRODUCE_SUN_INTERVAL = 7000
FLOWER_SUN_INTERVAL = 22000
SUN_LIVE_TIME = 7000
SUN_VALUE = 25

ICE_SLOW_TIME = 2000

FREEZE_TIME = 7500
ICETRAP = 'IceTrap'

#PLANT CARD INFO
CARD_SUNFLOWER = 'card_sunflower'
CARD_PEASHOOTER = 'card_peashooter'
CARD_SNOWPEASHOOTER = 'card_snowpea'
CARD_WALLNUT = 'card_wallnut'
CARD_CHERRYBOMB = 'card_cherrybomb'
CARD_THREEPEASHOOTER = 'card_threepeashooter'
CARD_REPEATERPEA = 'card_repeaterpea'
CARD_CHOMPER = 'card_chomper'
CARD_PUFFSHROOM = 'card_puffshroom'
CARD_POTATOMINE = 'card_potatomine'
CARD_SQUASH = 'card_squash'
CARD_SPIKEWEED = 'card_spikeweed'
CARD_JALAPENO = 'card_jalapeno'
CARD_SCAREDYSHROOM = 'card_scaredyshroom'
CARD_SUNSHROOM = 'card_sunshroom'
CARD_ICESHROOM = 'card_iceshroom'
CARD_HYPNOSHROOM = 'card_hypnoshroom'
CARD_REDWALLNUT = 'card_redwallnut'

#BULLET INFO
BULLET_PEA = 'PeaNormal'
BULLET_PEA_ICE = 'PeaIce'
BULLET_MUSHROOM = 'BulletMushRoom'
BULLET_DAMAGE_NORMAL = 1

#ZOMBIE INFO
ZOMBIE_IMAGE_RECT = 'zombie_image_rect'
ZOMBIE_HEAD = 'ZombieHead'
NORMAL_ZOMBIE = 'Zombie'
CONEHEAD_ZOMBIE = 'ConeheadZombie'
BUCKETHEAD_ZOMBIE = 'BucketheadZombie'
FLAG_ZOMBIE = 'FlagZombie'
NEWSPAPER_ZOMBIE = 'NewspaperZombie'
BOOMDIE = 'BoomDie'

LOSTHEAD_HEALTH = 5
NORMAL_HEALTH = 10
FLAG_HEALTH = 15
CONEHEAD_HEALTH = 20
BUCKETHEAD_HEALTH = 30
NEWSPAPER_HEALTH = 15

ATTACK_INTERVAL = 1000
ZOMBIE_WALK_INTERVAL = 70

ZOMBIE_START_X = SCREEN_WIDTH + 50

#STATE
IDLE = 'idle'
FLY = 'fly'
EXPLODE = 'explode'
ATTACK = 'attack'
ATTACKED = 'attacked'
DIGEST = 'digest'
WALK = 'walk'
DIE = 'die'
CRY = 'cry'
FREEZE = 'freeze'
SLEEP = 'sleep'

#LEVEL STATE
CHOOSE = 'choose'
PLAY = 'play'

#BACKGROUND
BACKGROUND_DAY = 0
BACKGROUND_NIGHT = 1

state/main.py

from . import tool
from . import constants as c
from .state import mainmenu, screen, level

def main():
    game = tool.Control()
    state_dict = {c.MAIN_MENU: mainmenu.Menu(),
                  c.GAME_VICTORY: screen.GameVictoryScreen(),
                  c.GAME_LOSE: screen.GameLoseScreen(),
                  c.LEVEL: level.Level()}
    game.setup_states(state_dict, c.MAIN_MENU)
    game.main()

主執(zhí)行文件main.py

import pygame as pg
from source.main import main

if __name__=='__main__':
    main()
    pg.quit()

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基于Python實現(xiàn)經(jīng)典植物大戰(zhàn)僵尸游戲

目錄

游戲截圖

動態(tài)演示

源碼分享

state/tool.py

state/constants.py

state/main.py

主執(zhí)行文件main.py

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