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发表于 2016-5-22 01:24:02
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- #!/usr/bin/env python) |5 u# N0 \. C
- # -*- coding: utf-8 -*-0 j T/ ?9 A* w( M& R4 u, R
- from Tkinter import *" K+ H; D, Y0 u4 R
- from tkFileDialog import askopenfilename
1 Z! `' `/ |8 O: q' x - from PIL import Image, ImageTk
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6 y0 V" Z+ n' c( F) Y- if __name__ == "__main__":
& ?* E# R4 k! Z* d - root = Tk()
/ _1 I; m* P$ A" I - #setting up a tkinter canvas with scrollbars$ v( A7 _. p3 ~! _! s4 d
- frame = Frame(root, bd=2, relief=SUNKEN)/ \6 [; J `5 `2 J: I
- frame.grid_rowconfigure(0, weight=1)
( a6 B/ X2 O" b2 x& S7 d( h - frame.grid_columnconfigure(0, weight=1)2 b! C# W- }! N% h
- xscroll = Scrollbar(frame, orient=HORIZONTAL)
: K0 _1 ]* c. q3 C: W& h - xscroll.grid(row=1, column=0, sticky=E+W)
% f' ~- A. ?1 G* x3 g( L0 [8 c - yscroll = Scrollbar(frame)
8 |9 v: i4 J K" t8 B2 |4 Y1 k) C# d& u% V - yscroll.grid(row=0, column=1, sticky=N+S)
% W+ g- O( V" k ] - canvas = Canvas(frame, bd=0, xscrollcommand=xscroll.set, yscrollcommand=yscroll.set)" j4 d: Q4 e5 x- x, L
- canvas.grid(row=0, column=0, sticky=N+S+E+W)
) L8 \5 l8 y- ` - xscroll.config(command=canvas.xview)
: J/ P/ B5 S% _' {, l2 R: ^ - yscroll.config(command=canvas.yview)# Y1 i) i9 J7 \/ u7 C1 E
- frame.pack(fill=BOTH,expand=1)# o3 e4 b* F5 p6 E9 p& o v
: g. S' x$ A- G l, e2 H- #adding the image; h( ?- }- s6 _1 p) r8 c
- File = askopenfilename(parent=root, initialdir="C:/Users/dell/Desktop/意汉词典/_ok",title='Choose an image.')
/ u; N E8 _. r' H' v - img = ImageTk.PhotoImage(Image.open(File))
- I5 s$ q6 T4 j - canvas.create_image(0,0,image=img,anchor="nw")" g6 X, y* |! N( y
- canvas.config(scrollregion=canvas.bbox(ALL)). g- j( s: K. e4 c8 @6 {4 @0 J
- 4 p% z7 Q! \) S
- #function to be called when mouse is clicked' W5 G$ L# ]) g% s+ ?: a4 t
- def printcoords(event):
7 y) ^4 {/ p9 P, [0 r - #outputting x and y coords to console
7 q7 `, a" G4 H6 k, t - canvas = event.widget( a7 w5 e8 E6 v0 H: ?0 ~
- x = canvas.canvasx(event.x)) L, W ^" a; k/ Q
- y = canvas.canvasy(event.y)& G- x# p1 c8 S* @& f J+ O
- oval = canvas.create_oval(x-8, y-8, x+8, y+8, fill="red")2 F0 Q; `5 n6 g
- print x,y
; o1 w$ L1 A/ @9 q9 ~; J - f = open('_coords.txt','a')
, ~/ Y# n. h) |; D5 o - f.write('X: %s\tY: %s\n' % (x,y))- e+ N1 F: A1 ^1 b9 q, K/ ~
- f.close()
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- #mouseclick event* T% u1 j/ @- R# U
- canvas.bind("<Button 1>",printcoords). K- K4 ~" _3 P3 Z8 a
- root.mainloop()
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7 u7 Q6 \, [5 d来源处：
0 S! m' j# z# i5 b o% u4 b( Chttp://stackoverflow.com/questio ... ck-coordinate-on-it |
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