Commit 91b6b40e authored by Julia Garriga Ferrer's avatar Julia Garriga Ferrer
Browse files

[gui][zsum] Create zsum widget

parent c5f96919
# coding: utf-8
# /*##########################################################################
#
# Copyright (c) 2016-2017 European Synchrotron Radiation Facility
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
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# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
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__authors__ = ["J. Garriga"]
__license__ = "MIT"
__date__ = "20/07/2021"
from silx.gui import qt
from silx.gui.colors import Colormap
from silx.gui.plot import Plot2D
from darfix.gui.utils import ChooseDimensionDock
class ZSumWidget(qt.QMainWindow):
"""
Widget to apply PCA to a set of images and plot the eigenvalues found.
"""
sigComputed = qt.Signal()
def __init__(self, parent=None):
qt.QWidget.__init__(self, parent)
self.origin, self.scale = None, None
self._plot = Plot2D(parent=self)
self._plot.setDefaultColormap(Colormap(name='viridis', normalization='linear'))
self._chooseDimensionDock = ChooseDimensionDock(self)
self._chooseDimensionDock.hide()
self._chooseDimensionDock.widget.filterChanged.connect(self._filterStack)
self._chooseDimensionDock.widget.stateDisabled.connect(self._wholeStack)
layout = qt.QVBoxLayout()
layout.addWidget(self._plot)
layout.addWidget(self._chooseDimensionDock)
widget = qt.QWidget(self)
widget.setLayout(layout)
self.setCentralWidget(widget)
def setDataset(self, dataset, indices=None, bg_indices=None, bg_dataset=None):
# Make sum of dataset data
self.dataset = dataset
self.indices = indices
if len(self.dataset.data.shape) > 3:
self._chooseDimensionDock.show()
self._chooseDimensionDock.widget.setDimensions(self.dataset.dims)
image = self.dataset.zsum(indices=indices)
if self.dataset.transformation:
px = self.dataset.transformation[0][0][0]
py = self.dataset.transformation[1][0][0]
xscale = (self.dataset.transformation[0][-1][-1] - px) / len(self.dataset.transformation[0][0])
yscale = (self.dataset.transformation[1][-1][-1] - py) / len(self.dataset.transformation[1][0])
self.origin = (px, py)
self.scale = (xscale, yscale)
self._plot.addImage(image, origin=self.origin, scale=self.scale, xlabel='µm', ylabel='µm')
else:
self._plot.addImage(image, xlabel='pixels', ylabel='pixels')
self._plot.addImage(image)
def _filterStack(self, dim=0, val=0):
image = self.dataset.zsum(indices=self.indices, dimension=[dim, val])
if image.shape[0]:
if self.origin:
self._plot.addImage(image, origin=self.origin, scale=self.scale, xlabel='µm', ylabel='µm')
else:
self._plot.addImage(image, xlabel='pixels', ylabel='pixels')
else:
self._plot.clear()
def _wholeStack(self):
if self.origin:
self._plot.addImage(self.dataset.zsum(), origin=self.origin, scale=self.scale, xlabel='µm', ylabel='µm')
else:
self._plot.addImage(self.dataset.zsum(), xlabel='pixels', ylabel='pixels')
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