#!/usr/bin/env python
# -*- coding: utf-8 -*-
# #########################################################################
# Copyright (c) 2017, UChicago Argonne, LLC. All rights reserved. #
# #
# Copyright 2015. UChicago Argonne, LLC. This software was produced #
# under U.S. Government contract DE-AC02-06CH11357 for Argonne National #
# Laboratory (ANL), which is operated by UChicago Argonne, LLC for the #
# U.S. Department of Energy. The U.S. Government has rights to use, #
# reproduce, and distribute this software. NEITHER THE GOVERNMENT NOR #
# UChicago Argonne, LLC MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR #
# ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE. If software is #
# modified to produce derivative works, such modified software should #
# be clearly marked, so as not to confuse it with the version available #
# from ANL. #
# #
# Additionally, redistribution and use in source and binary forms, with #
# or without modification, are permitted provided that the following #
# conditions are met: #
# #
# * Redistributions of source code must retain the above copyright #
# notice, this list of conditions and the following disclaimer. #
# #
# * Redistributions in binary form must reproduce the above copyright #
# notice, this list of conditions and the following disclaimer in #
# the documentation and/or other materials provided with the #
# distribution. #
# #
# * Neither the name of UChicago Argonne, LLC, Argonne National #
# Laboratory, ANL, the U.S. Government, nor the names of its #
# contributors may be used to endorse or promote products derived #
# from this software without specific prior written permission. #
# #
# THIS SOFTWARE IS PROVIDED BY UChicago Argonne, LLC AND CONTRIBUTORS #
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT #
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS #
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL UChicago #
# Argonne, LLC OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, #
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, #
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; #
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER #
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT #
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN #
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE #
# POSSIBILITY OF SUCH DAMAGE. #
# #########################################################################
"""
This module contains the ximage widgets
"""
from __future__ import (absolute_import, division, print_function,
unicode_literals)
import numpy as np
import matplotlib.pylab as pl
import matplotlib.widgets as wdg
__authors__ = "Francesco De Carlo"
__copyright__ = "Copyright (c) 2017, Argonne National Laboratory"
__version__ = "0.0.1"
__docformat__ = "restructuredtext en"
__all__ = ['slider']
[docs]class slider():
"""
Plots a stack of images.
Parameters
----------
data : ndarray
3D stack of images.
"""
def __init__(self, data):
self.data = data
ax = pl.subplot(111)
pl.subplots_adjust(left=0.25, bottom=0.25)
self.frame = 0
self.l = pl.imshow(self.data[self.frame,:,:], cmap='gray')
axcolor = 'lightgoldenrodyellow'
axframe = pl.axes([0.25, 0.1, 0.65, 0.03], axisbg=axcolor)
self.sframe = wdg.Slider(axframe, 'Frame', 0, self.data.shape[0]-1, valfmt='%0.0f')
self.sframe.on_changed(self.update)
pl.show()
[docs] def update(self, val):
self.frame = int(np.around(self.sframe.val))
self.l.set_data(self.data[self.frame,:,:])