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"""
A subclass of tkinter.PhotoImage that connects a
vtkImageData to a photo widget.
Created by Daniel Blezek, August 2002
"""
from __future__ import absolute_import
import sys
import tkinter
from .vtkLoadPythonTkWidgets import vtkLoadPythonTkWidgets
class vtkTkPhotoImage ( tkinter.PhotoImage ):
"""
A subclass of PhotoImage with helper functions
for displaying vtkImageData
"""
def __init__ ( self, **kw ):
# Caller the superclass
tkinter.PhotoImage.__init__ ( self, kw )
vtkLoadPythonTkWidgets ( self.tk )
def PutImageSlice ( self, image, z, orientation='transverse', window=256, level=128 ):
t = str ( image.__this__ )
s = 'vtkImageDataToTkPhoto %s %s %d %s %d %d' % ( t, self.name, z, orientation, window, level )
self.tk.eval ( s )
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