def view_fit_grains_results(self):
for result in self.fit_grains_results:
print(result)
# Build grains table
num_grains = len(self.fit_grains_results)
shape = (num_grains, 21)
grains_table = np.empty(shape)
gw = instrument.GrainDataWriter(array=grains_table)
for result in self.fit_grains_results:
gw.dump_grain(*result)
gw.close()
# Display grains table in popup dialog
dialog = QDialog(self.parent)
dialog.setWindowTitle('Fit Grains Results')
model = FitGrainsResultsModel(grains_table, dialog)
view = QTableView(dialog)
view.setModel(model)
view.verticalHeader().hide()
view.resizeColumnToContents(0)
layout = QVBoxLayout(dialog)
layout.addWidget(view)
dialog.setLayout(layout)
dialog.resize(960, 320)
dialog.exec_()
class WTableParameterEdit(QWidget):
dataChanged = Signal()
def __init__(self, obj):
super(WTableParameterEdit, self).__init__()
self._obj = obj
self._model = WTableParameterModel(self._obj)
self._view = QTableView()
self._view.setModel(self._model)
self.setupUi()
self.setNotEditableHidden(True)
self.resizeToContent()
self._model.dataChanged.connect(self.dataChanged.emit)
def resizeToContent(self):
"""
Resize all the columns (but the last) to fit the content or the minimum size.
"""
rootIndex = self._view.rootIndex()
for colId in range(self._model.columnCount() - 1):
self._view.resizeColumnToContents(colId)
def setNotEditableHidden(self, hidden):
"""Set the hide state of all rows that are not editable."""
rootIndex = self._view.rootIndex()
for rowId in range(self._model.rowCount()):
isEditableRow = False
for colId in range(self._model.columnCount()):
flag = self._model.flags(
self._model.index(rowId, colId, rootIndex))
if flag & Qt.ItemIsEditable:
isEditableRow = True
self._view.setRowHidden(rowId, not isEditableRow and hidden)
def setupUi(self):
header = QLabel(f"{type(self._obj).__name__}")
font = header.font()
font.setBold(True)
header.setFont(font)
self.mainLayout = QVBoxLayout()
self.mainLayout.addWidget(header)
if isinstance(self._obj, (list, dict)):
label = f"The {type(self._obj).__name__} has {len(self._obj)} element"
if len(self._obj) != 1:
label += "s"
self.mainLayout.addWidget(QLabel(label + "."))
self.mainLayout.addStretch()
elif self._obj is None:
self.mainLayout.addWidget(QLabel("Not implemented yet."))
self.mainLayout.addStretch()
else:
self.mainLayout.addWidget(self._view)
self.setLayout(self.mainLayout)
# === table settings ===
# self._view.resizeColumnsToContents()
self._view.verticalHeader().setVisible(False)
self._view.setFocusPolicy(Qt.NoFocus)
self._view.setSelectionMode(QAbstractItemView.SingleSelection)
self._view.setEditTriggers(QAbstractItemView.AllEditTriggers)
self._view.horizontalHeader().setStretchLastSection(True)
self._view.horizontalHeader().setSectionsClickable(False)
# self._view.setMinimumWidth(650)
self.setMinimumWidth(600)
class DLPSettingsGUI(QWidget):
def __init__(self, dlp_controller=None, dlp_slicer=None, parent=None):
QWidget.__init__(self, parent)
self.parent = parent
self.dlp_controller = dlp_controller
self.dlp_slicer = dlp_slicer
self.dlp_color_calibrator = DLPColorCalibrator()
self.dlp_color_calibrator.analysis_completed_signal.connect(self.update_charts)
self.__printer_parameters_list = {}
self.__slicer_parameters_list = {}
self.data_fit_chart_view = None
self.data_fit_chart = None
self.main_layout = QHBoxLayout()
self.__init_table_widget__()
self.__init_color_calibration_widget()
self.__default_parameters_widget.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.MinimumExpanding)
self.main_layout.addWidget(self.__default_parameters_widget, stretch=1)
self.main_layout.addWidget(self.__color_calibration_widget, stretch=2)
self.setLayout(self.main_layout)
self.main_layout.update()
def __init_color_calibration_widget(self, parent=None):
self.__color_calibration_widget = QGroupBox("Color Correction Options", parent)
self.__color_calibration_widget.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.MinimumExpanding)
color_calibration_layout = QVBoxLayout(self.__color_calibration_widget)
chart_widget = QWidget(self.__color_calibration_widget)
chart_layout = QGridLayout(chart_widget)
self.data_fit_chart = QtCharts.QChart()
self.data_fit_chart_view = QtCharts.QChartView(self.data_fit_chart)
self.axis_x = QtCharts.QValueAxis()
self.axis_x.setTitleText("Pixel Intensity")
self.axis_x.setRange(0, 1)
self.data_fit_chart.addAxis(self.axis_x, Qt.AlignBottom)
self.axis_y = QtCharts.QValueAxis()
self.axis_y.setTitleText("Voxel Height (\u03BCm)")
self.axis_y.setRange(0, 10)
self.data_fit_chart.addAxis(self.axis_y, Qt.AlignLeft)
chart_layout.addWidget(self.data_fit_chart_view, 0, 0, 1, 4)
chart_widget.setLayout(chart_layout)
buttons_widget = QWidget(self.__color_calibration_widget)
buttons_layout = QHBoxLayout(buttons_widget)
analyze_data_button = QPushButton("Analyze Data")
analyze_data_button.clicked.connect(self.analyze_images)
self.parameters_estimation_label = QLabel(f'Estimated parameters: \u03B1 = {self.dlp_color_calibrator.optimized_parameters[0]:.3f}, \u03B2 = {self.dlp_color_calibrator.optimized_parameters[1]:.3f}, \u03B3 = {self.dlp_color_calibrator.optimized_parameters[2]:.3f}',
buttons_widget)
buttons_layout.addWidget(analyze_data_button)
buttons_layout.addWidget(self.parameters_estimation_label)
buttons_widget.setLayout(buttons_layout)
color_calibration_layout.addWidget(chart_widget)
color_calibration_layout.addWidget(buttons_widget)
self.__color_calibration_widget.setLayout(color_calibration_layout)
@Slot()
def analyze_images(self):
file_names = QFileDialog.getOpenFileNames(caption='Select data', dir='../measured_data/grayscale_measured_data',
filter="Image Files (*.asc)")
self.dlp_color_calibrator.analyze_data_files(file_names[0])
@Slot()
def update_charts(self):
self.data_fit_chart = QtCharts.QChart()
self.data_fit_chart.setAnimationOptions(QtCharts.QChart.AllAnimations)
self.add_series(self.data_fit_chart, "Measured Data", self.dlp_color_calibrator.input_values, self.dlp_color_calibrator.average_data)
self.add_series(self.data_fit_chart, "Fitted Curve", self.dlp_color_calibrator.input_values,
self.dlp_color_calibrator.fitted_curve)
self.add_series(self.data_fit_chart, "Predicted Result", self.dlp_color_calibrator.input_values,
self.dlp_color_calibrator.corrected_output_values)
series = self.data_fit_chart.series()
self.data_fit_chart.addAxis(self.axis_x, Qt.AlignBottom)
self.axis_y.setRange(0, self.dlp_color_calibrator.measured_thickness)
self.data_fit_chart.addAxis(self.axis_y, Qt.AlignLeft)
for s in series:
s.attachAxis(self.axis_x)
s.attachAxis(self.axis_y)
self.data_fit_chart_view.setRenderHint(QPainter.Antialiasing)
self.data_fit_chart_view.setChart(self.data_fit_chart)
self.parameters_estimation_label.setText(f'Estimated parameters: \u03B1 = {self.dlp_color_calibrator.optimized_parameters[0]:.3f}, \u03B2 = {self.dlp_color_calibrator.optimized_parameters[1]:.3f}, \u03B3 = {self.dlp_color_calibrator.optimized_parameters[2]:.3f}')
def add_series(self, chart, title, x, y):
series = QtCharts.QLineSeries()
series.setName(title)
for idx, elem in enumerate(x):
series.append(x[idx], y[idx])
chart.addSeries(series)
def __init_table_widget__(self, parent=None):
self.__default_parameters_widget = QGroupBox("Default Parameters", parent)
self.printer_parameters_list = self.dlp_controller.get_default_parameters()
self.table_view = QTableView()
self.table_model = self.MyTableModel(parent=self.__default_parameters_widget, data_list=self.printer_parameters_list)
self.table_view.setModel(self.table_model)
self.table_view.horizontalHeader().setVisible(False)
self.table_view.verticalHeader().setVisible(False)
self.table_view.horizontalHeader().setStretchLastSection(False)
# self.table_view.horizontalHeader().setSectionResizeMode(QHeaderView.Stretch)
self.table_view.resizeColumnsToContents()
self.table_view.update()
# self.table_view.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
# self.table_view.setSizeAdjustPolicy(QAbstractScrollArea.AdjustToContents)
apply_button = QPushButton("Apply Changes", self.__default_parameters_widget)
apply_button.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.Maximum)
apply_button.clicked.connect(self.dlp_controller.save_default_parameters)
default_parameters_layout = QVBoxLayout(self.__default_parameters_widget)
default_parameters_layout.addWidget(self.table_view)
default_parameters_layout.addWidget(apply_button)
self.__default_parameters_widget.setLayout(default_parameters_layout)
self.__default_parameters_widget.updateGeometry()
# default_parameters_layout.update()
# QGuiApplication.processEvents()
@Slot()
def __adjust_table_size__(self):
self.table_view.resizeColumnToContents(0)
self.table_view.resizeColumnToContents(1)
rect = self.table_view.geometry()
rect.setWidth(1 + self.table_view.verticalHeader().width() + self.table_view.columnWidth(0) +
self.table_view.columnWidth(1) + self.table_view.verticalScrollBar().width())
self.table_view.setGeometry(rect)
self.table_view.resize(rect.width(), rect.height())
class MyTableModel(QAbstractTableModel):
def __init__(self, parent, data_list, *args):
QAbstractTableModel.__init__(self, parent, *args)
self.parent = parent
self.data_list = data_list
def rowCount(self, parent):
return len(self.data_list)
def columnCount(self, parent):
return 2
def data(self, index, role):
if not index.isValid():
return None
elif role != Qt.DisplayRole:
return None
return list(self.data_list.items())[index.row()][index.column()]
def setData(self, index, value, role):
if role == Qt.EditRole:
if not index.isValid():
return False
elif index.column() == 0:
return False
else:
key = list(self.data_list.items())[index.row()][0]
old_value = list(self.data_list.items())[index.row()][1]
try:
if isinstance(old_value, float):
self.data_list[key] = float(value)
elif isinstance(old_value, bool):
if value == "True" or value == "true":
self.data_list[key] = True
else:
self.data_list[key] = False
elif isinstance(old_value, str):
if index.row() == 0:
if not (value.upper() == "TOP-DOWN" or value.upper() == "BOTTOM-UP"):
return False
self.data_list[key] = str(value).upper()
except ValueError:
return False
self.dataChanged.emit(index, index)
return True
else:
return False
def flags(self, index):
if not index.isValid() or index.column() == 0:
return Qt.ItemIsEnabled
return Qt.ItemFlags(QAbstractTableModel.flags(self, index) |
Qt.ItemIsEditable)
if __name__ == '__main__':
import sys
import numpy as np
from PySide2.QtWidgets import QApplication, QTableView, QVBoxLayout
# User specifies grains.out file
if (len(sys.argv) < 2):
print()
print('Load grains.out file and display as table')
print('Usage: python fit_grains_resuls_model.py <path-to-grains.out>')
print()
sys.exit(-1)
# print(sys.argv)
app = QApplication(sys.argv)
data = np.loadtxt(sys.argv[1])
# print(data)
model = FitGrainsResultsModel(data)
view = QTableView()
view.verticalHeader().hide()
view.setModel(model)
view.resizeColumnToContents(0)
view.resize(960, 320)
view.show()
app.exec_()
