# Tk_snaptext2grid.py

# Tk_snaptext2grid.py

import Tkinter as tk

def Snap2Grid(width=300, height=300):
    canvas.config(width=width, height=height)
    def onClick1(event):
        canvas.click = event.x, event.y
        canvas.delete('cpoint')
    def onMotion1(event):
        x, y = canvas.click
        dx = event.x - x
        dy = event.y - y
        canvas.move('current' ,dx ,dy)
        canvas.click = event.x, event.y
    def onRelease1(event):
        mx, my = event.x, event.y
        x, y = max(0, mx-(mx%150))+75, my-(my%30)+16
        canvas.coords("R", x,y)
    canvas.create_line(width/2,0, width/2,height)
    for y in range(1,height,30):
        canvas.create_line(0,y, width,y)
    canvas.create_text(150, 60, text='drag this text', font=('arial', 18),
            fill="red", activefill='green', tag="R")
    canvas.tag_bind("R", "<Button-1>", onClick1)
    canvas.tag_bind("R", "<B1-Motion>", onMotion1)
    canvas.tag_bind("R", "<ButtonRelease-1>",onRelease1)
0
root = tk.Tk()
canvas = tk.Canvas()
canvas.pack()
canvas.click = None
Snap2Grid()

'''
if text in c.find_overlapping(str(x-10), str(y-10), str(x+10), str(y+10)):
    c.coords(text, x, y)  # move text to mouse position
'''

root.mainloop()