from tools import *




class login(tk.Frame):
    def __init__(self,master,bg="./sys/wallpaper/森林1.png",width=1000,height=900,callback=lambda x,y:print(x,y),e=True):
        super().__init__(master=master)
        self.bg=bg
        self.width=width
        self.height=height
        self.callback=callback
        self.e=e
        self.pack(fill="both",expand=True)
        self.layer = tk.Canvas(self)
        self.layer.pack(fill="both",expand=True)

        self.tranimg = Image.open('./sys/wallpaper/translucent.png')
        self.tranimg = self.tranimg.resize((width-20,height-20))
        self.tranimg = ImageTk.PhotoImage(self.tranimg)

        self.bgimg = Image.open(bg)
        self.bgimg = self.bgimg.resize((width,height))
        self.bgimg = ImageTk.PhotoImage(self.bgimg)
        self.layer.create_image(0, 0, anchor='nw', image=self.bgimg)
        self.layer.create_image(width//2,height//2, image=self.tranimg)
        add_xy=0
        for i in ["black","dark gray","gray","gray","light gray","white"]:
            text=self.layer.create_text(245+add_xy,105+add_xy, text="Welcome to MikOS",font=('arial',25),fill=i)
            #(self.layer.bbox(text)[2] - self.layer.bbox(text)[0])
            self.layer.move(text, self.width//2-(self.layer.bbox(text)[2] - self.layer.bbox(text)[0])+27.5+add_xy, 0+add_xy)
            add_xy+=0.5
        self.button = tk.Button(self, text="登录", bg="sky blue", command=self.login,width = 15,overrelief='sunken',bd=4,cursor="hand2",activebackground="sky blue")
        self.button.update()
        self.button.place(x=self.winfo_width()//2-self.button.winfo_width()//2, y=180, anchor="center")
    def login(self):
        username="root"
        userpwd="ROOT"
        if self.e:
            self.destroy()
        self.callback(username,userpwd)