配套视频教程

配套视频教程

项目代码

项目代码

最终效果

搭建项目结构

定义游戏常量

``` SCREEN_HEIGHT = 600 SCREEN_WIDTH = 800

SCREEN_SIZE = (SCREEN_WIDTH,SCREEN_HEIGHT)

ORIGINAL_CAPTION = "SuperMario"

GFX = None

COLORS

R G B

GRAY = (100, 100, 100) NAVYBLUE = ( 60, 60, 100) WHITE = (255, 255, 255) RED = (255, 0, 0) GREEN = ( 0, 255, 0) FOREST_GREEN = ( 31, 162, 35) BLUE = ( 0, 0, 255) YELLOW = (255, 255, 0) ORANGE = (255, 128, 0) PURPLE = (255, 0, 255) CYAN = ( 0, 255, 255) BLACK = ( 0, 0, 0) NEAR_BLACK = ( 19, 15, 48) COMBLUE = (233, 232, 255) GOLD = (255, 215, 0)

BGCOLOR = WHITE

SIZE_MULTIPLIER = 2.5

```

初始化游戏窗口

tools.py ``` import pygame as pg from . import constants as c

class Control(object): def init(self, caption): pg.init() pg.display.set_caption(c.ORIGINAL_CAPTION) self.screen = pg.display.set_mode(c.SCREEN_SIZE) self.done = False self.clock = pg.time.Clock() self.caption = caption self.fps = 60 self.show_fps = True self.keys = pg.key.get_pressed()

def update(self):
    pg.display.get_surface().fill(c.BGCOLOR)

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()
            self.toggle_show_fps(event.key)
        elif event.type == pg.KEYUP:
            self.keys = pg.key.get_pressed()

def toggle_show_fps(self, key):
    if key == pg.K_F5:
        self.show_fps = not self.show_fps

def main(self):
    """Main loop for entire program"""
    while not self.done:
        self.event_loop()
        self.update()
        pg.display.update()
        self.clock.tick(self.fps)
        if self.show_fps:
            fps = self.clock.get_fps()
            with_fps = "{} - {:.2f} FPS".format(self.caption, fps)
            pg.display.set_caption(with_fps)

mario_level_1.py import sys import pygame as pg

from data import tools from data import constants as c

if name=='main': control = tools.Control(c.ORIGINAL_CAPTION) control.main() pg.quit() sys.exit() ```

玛丽登场

level1.py ``` import pygame as pg from .. import constants as c from .. components import mario

class Level1: def init(self): self.startup()

def startup(self):
    self.mario = mario.Mario()
    self.setup_mario_location()
    self.all_sprites = pg.sprite.Group(self.mario)

def setup_mario_location(self):
    self.mario.rect.x = 80
    self.mario.rect.bottom = c.SCREEN_HEIGHT - self.mario.rect.height

def update(self, surface):
    """Updates level"""
    pg.display.get_surface().fill(c.BGCOLOR)
    self.all_sprites.draw(surface)

mario.py import pygame as pg from .. import constants as c

class Mario(pg.sprite.Sprite): def init(self): pg.sprite.Sprite.init(self) self.sprite_sheet = c.GFX['mario_bros']

    self.right_frames = []
    self.left_frames = []
    self.frame_index = 0
    self.load_from_sheet()
    self.image = self.right_frames[self.frame_index]
    self.rect = self.image.get_rect()

def get_image(self, x, y, width, height):
    image = pg.Surface([width, height]).convert()
    rect = image.get_rect()

    image.blit(self.sprite_sheet, (0, 0), (x, y, width, height))
    image.set_colorkey(c.BLACK)
    image = pg.transform.scale(image,
                               (int(rect.width * c.SIZE_MULTIPLIER),
                                int(rect.height * c.SIZE_MULTIPLIER)))
    return image

def load_from_sheet(self):
    self.right_frames.append(
        self.get_image(178, 32, 12, 16))  # right

``` tools.py修改