|
|
发表于 2016-5-22 01:24:02
|
显示全部楼层
- #!/usr/bin/env python8 a5 d2 X2 N0 C) z
- # -*- coding: utf-8 -*-! U( n! M3 \) R
- from Tkinter import *
/ `" s' v+ E$ J: l" W4 J - from tkFileDialog import askopenfilename2 m, D- M z& |
- from PIL import Image, ImageTk
Y; j1 R: W( t! g2 {4 { - . U8 E+ [. \( T% c, J
- if __name__ == "__main__":
& I+ x, U5 L. B4 U3 Q - root = Tk()
- W7 g8 ]) X9 X. f( s* E, W& } - #setting up a tkinter canvas with scrollbars, }7 w7 i0 j+ ]% o# e+ e0 l
- frame = Frame(root, bd=2, relief=SUNKEN)
! c( |+ U1 R7 ^; c - frame.grid_rowconfigure(0, weight=1): D0 m$ G. Z9 N
- frame.grid_columnconfigure(0, weight=1)
, h; R( Q2 n# t |; Z - xscroll = Scrollbar(frame, orient=HORIZONTAL)! g* ]- F6 e& h; `$ u8 t
- xscroll.grid(row=1, column=0, sticky=E+W)7 q! B6 u/ f5 J# |: m( R& A1 Y
- yscroll = Scrollbar(frame); V7 R( \1 o" q) G( k: o" A
- yscroll.grid(row=0, column=1, sticky=N+S)2 r7 h% S" C7 `" |8 t M# S: j
- canvas = Canvas(frame, bd=0, xscrollcommand=xscroll.set, yscrollcommand=yscroll.set)
5 y& r! ]! o& L% k1 t+ \" C - canvas.grid(row=0, column=0, sticky=N+S+E+W)
9 O1 S+ s% b$ D% f# t% d - xscroll.config(command=canvas.xview)
0 W, |4 T( ~& R* c* I - yscroll.config(command=canvas.yview)
) ~! {& L: ?: F% h8 O+ \) Q& ` - frame.pack(fill=BOTH,expand=1)
4 j b% w. f, O* a8 S/ c7 @# o; c - ; Q4 [' P1 _- R. S
- #adding the image
2 L: T& X$ f8 Z ?# ?( ^& {* T - File = askopenfilename(parent=root, initialdir="C:/Users/dell/Desktop/意汉词典/_ok",title='Choose an image.')
% w" m! f" ~. o! W' r - img = ImageTk.PhotoImage(Image.open(File))1 I1 \0 T% t C) y
- canvas.create_image(0,0,image=img,anchor="nw")5 e" W! \: ^/ E# g9 C
- canvas.config(scrollregion=canvas.bbox(ALL))
2 S1 s6 L* ^ G7 ~- m' v9 d) p# E; c - 9 [% A2 ^/ b/ @" N. w
- #function to be called when mouse is clicked
9 q4 ]7 J. k8 d* j/ {0 p5 u7 q7 U2 r - def printcoords(event):
: V& F/ E t$ {0 j! R) _ S - #outputting x and y coords to console
8 d* f: Z4 j% d p) Q - canvas = event.widget
9 f$ j. B+ c% J - x = canvas.canvasx(event.x)) j) ] F( h3 w& T4 t' S# h5 y
- y = canvas.canvasy(event.y)
; [) I/ q; S* c2 O - oval = canvas.create_oval(x-8, y-8, x+8, y+8, fill="red")2 a# m1 b/ J, O- b. u% U; E9 ]5 l( V
- print x,y* V- Y& _$ B. S/ c; C" J) L! S
- f = open('_coords.txt','a')) P" q/ m& H* T3 x# s G5 D: l$ l
- f.write('X: %s\tY: %s\n' % (x,y))7 X, B. T3 P, X- h( K
- f.close(); r! E8 T1 P5 p- F N; m! z9 d( W# R
- 8 v. \# E7 E6 Z. s6 A8 Y. q+ I
- #mouseclick event# ]6 `% [: P: X* T& D
- canvas.bind("<Button 1>",printcoords)
# A# J3 d- y, J) Q* Z ~4 D" J - root.mainloop()
T, g+ y% b9 N' \
复制代码
6 e/ s, W# o \' {1 @2 T+ q+ H
' H/ F8 Y( Y: V: O来源处:9 V: w) b5 Q; S: a% U W& o* P( B
http://stackoverflow.com/questio ... ck-coordinate-on-it |
|