import tkinter as tk
import random
import threading
import time
from PIL import Image, ImageTk

class MovingLabel(threading.Thread):
    def __init__(self, window, text):
        threading.Thread.__init__(self)
        self.text = text
        self.label = tk.Label(window, image=kuang,text=self.text, compound="center",font=("黑体",20),fg='white',width=190,height=45)
        #self.label.place(x=800, y=random.randint(10, 550))
        self.label.place(x=random.randint(10, 550), y=300)

    def run(self):
        y = 500
        while y > 0:
            y -= 2
            self.label.place(y=y)
            time.sleep(0.02)
        self.label.destroy()

def send():
    text = e1.get()
    ml = MovingLabel(window, text)
    ml.start()

window = tk.Tk()
window.geometry('1000x670')
window.resizable(0,0)
kuang = ImageTk.PhotoImage(file='kuang.png')

bg_image = Image.open("tv.png")
bg_image = ImageTk.PhotoImage(bg_image)
bg_label = tk.Label(window, image=bg_image)
bg_label.pack()

e1=tk.Entry(window, font=("黑体", 20))
e1.place(x=280,y=620)

b1=tk.Button(window, text="发送弹幕", font=("黑体", 20), command=send)
b1.place(x=580,y=613)

window.mainloop()