from tkinter import *

import UI

class BottomFrame(Frame):
    coordLb = None

    def __init__(self, canv, master=None):
        Frame.__init__(self, master, relief=RAISED, borderwidth=2, bg=UI.bg, width=860, height=UI.bottomHeight)
        self.canv = canv
        self.initView()

        self.canv.bind("<Motion>", self.showCoord)

    def showCoord(self, event):
        xx, yy = self.canv.getCoord()
        ex, ey = self.canv.realCoord(event.x, event.y)
        x = int((ex - xx) / self.canv.scale)
        y = int((ey - yy) / self.canv.scale)
        if self.canv.img is not None:
            self.coordLb["text"] = "(%d , %d)" % (x, y)
        else:
            self.coordLb["text"] = ""
        pass

    def initView(self):
        bcolor = UI.bg
        fcolor = UI.fg

        self.coordLb = Label(self, text="",
                       bg=bcolor, fg=fcolor,
                       width=20, height=1,
                       font=UI.font)
        self.coordLb.place(x=10, y=1)

        pass