[gui][magnification] Add magnification widget

darfix/gui/magnificationWidget.py

+# 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
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# 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.
+#
+# 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
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+# ###########################################################################*/
+
+
+__authors__ = ["J. Garriga"]
+__license__ = "MIT"
+__date__ = "01/06/2021"
+
+
+from silx.gui import qt
+
+
+class MagnificationWidget(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)
+
+        widget = qt.QWidget()
+        layout = qt.QVBoxLayout()
+        self._checkbox2x = qt.QCheckBox("2x magnification")
+        self._checkbox10x = qt.QCheckBox("10x magnification")
+        self._checkboxManual = qt.QCheckBox("Manual magnification:")
+        self._manualLE = qt.QLineEdit(parent=self)
+        self._manualLE.setEnabled(False)
+        self._okButton = qt.QPushButton("Ok")
+        self._okButton.setEnabled(False)
+        layout.addWidget(self._checkbox2x)
+        layout.addWidget(self._checkbox10x)
+        layout.addWidget(self._checkboxManual)
+        layout.addWidget(self._manualLE)
+        layout.addWidget(self._okButton)
+
+        # self._okButton.pressed.connect(self._saveMagnification)
+        self._checkbox2x.stateChanged.connect(self._check2x)
+        self._checkbox10x.stateChanged.connect(self._check10x)
+        self._checkboxManual.stateChanged.connect(self._checkManual)
+        widget.setLayout(layout)
+
+        self.setCentralWidget(widget)
+
+    def setDataset(self, dataset, indices=None, bg_indices=None, bg_dataset=None):
+        """
+        Dataset setter.
+
+        :param Dataset dataset: dataset
+        """
+        self.dataset = dataset
+        self.indices = indices
+        self.bg_indices = bg_indices
+        self.bg_dataset = bg_dataset
+        self._okButton.setEnabled(True)
+
+    def _checkManual(self, checked):
+        if checked:
+            self._checkbox2x.setEnabled(False)
+            self._checkbox10x.setEnabled(False)
+            self._manualLE.setEnabled(True)
+        else:
+            self._checkbox2x.setEnabled(True)
+            self._checkbox10x.setEnabled(True)
+            self._manualLE.setEnabled(False)
+
+    def _check2x(self, checked):
+        if checked:
+            self._checkbox10x.setEnabled(False)
+            self._checkboxManual.setEnabled(False)
+            self._manualLE.setEnabled(False)
+        else:
+            self._checkbox10x.setEnabled(True)
+            self._checkboxManual.setEnabled(True)
+
+    def _check10x(self, checked):
+        if checked:
+            self._checkbox2x.setEnabled(False)
+            self._checkboxManual.setEnabled(False)
+            self._manualLE.setEnabled(False)
+        else:
+            self._checkbox2x.setEnabled(True)
+            self._checkboxManual.setEnabled(True)