如何解决有没有办法根据键盘输入改变玩家面对的方向? Pyglet,Cocos2d
我试图做到当按下 WASD 键时,角色会朝那个方向移动,然后朝着那个方向移动。我有图像,但是当我尝试将其实现为代码时,它似乎不起作用。当我按下按键时图像正在移动,但是当我按下按键进入另一个方向时它没有加载图像;它只是停留在 idle_anim
。我错过了什么吗?还是我做错了?
这是我的代码供参考:
import cocos
from cocos.director import director
from cocos.scene import Scene
from cocos.layer import Layer
from cocos.sprite import Sprite
from cocos.text import Label
from cocos.actions import Move
import pyglet
from pyglet.window import Window
from pyglet.window import key
from pyglet.window.key import KeyStateHandler
keys = KeyStateHandler()
class MoveChar(Move):
def step(self,dt):
super(MoveChar,self).step(dt)
velocity_x = 100 * (keyboard[key.D] - keyboard[key.A])
velocity_y = 100 * (keyboard[key.W] - keyboard[key.S])
self.target.velocity = (velocity_x,velocity_y)
class Player(Layer):
def __init__(self):
super(Player,self).__init__()
# self.name = name
# self.hp = hp
# self.atk = atk
# self.defense = defense
# self.spd = spd
idle_img = pyglet.image.load("sprites/idle.png")
idle_img_grid = pyglet.image.ImageGrid(
idle_img,1,item_width=48,item_height=48)
idle_anim = pyglet.image.Animation.from_image_sequence(
idle_img_grid[0:],0.17,loop=True)
spr = Sprite(idle_anim)
spr.position = 200,500
spr.velocity = (0,0)
spr.do(MoveChar())
self.add(spr)
if keys[key.A]:
left_img = pyglet.image.load("sprites/left.png")
left_img_grid = pyglet.image.ImageGrid(
left_img,3,item_height=48)
left_anim = pyglet.image.Animation.from_image_sequence(
left_img_grid[0:],loop=True)
spr = Sprite(left_anim)
spr.position = 200,500
spr.velocity = (0,0)
spr.do(MoveChar())
self.add(spr)
if keys[key.D]:
right_img = pyglet.image.load("sprites/right.png")
right_img_grid = pyglet.image.ImageGrid(
right_img,item_height=48)
right_anim = pyglet.image.Animation.from_image_sequence(
right_img_grid[0:],loop=True)
spr = Sprite(right_anim)
spr.position = 200,0)
spr.do(MoveChar())
self.add(spr)
if keys[key.W]:
up_img = pyglet.image.load("sprites/up.png")
up_img_grid = pyglet.image.ImageGrid(
up_img,item_height=48)
up_anim = pyglet.image.Animation.from_image_sequence(
up_img_grid[0:],loop=True)
spr = Sprite(up_anim)
spr.position = 200,0)
spr.do(MoveChar())
self.add(spr)
if keys[key.S]:
down_img = pyglet.image.load("sprites/down.png")
down_img_grid = pyglet.image.ImageGrid(
down_img,item_height=48)
down_anim = pyglet.image.Animation.from_image_sequence(
down_img_grid[0:],loop=True)
spr = Sprite(down_anim)
spr.position = 200,0)
spr.do(MoveChar())
self.add(spr)
if __name__ == '__main__':
director.init(width=1280,height=720,caption="Title")
director.window.pop_handlers()
player_layer = Player()
keyboard = KeyStateHandler()
director.window.push_handlers(keyboard)
test_scene = Scene()
test_scene.add(player_layer,0)
director.run(test_scene)
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