__author__ = 'marble_xu'

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, _ =跟單網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()

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