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forked from IPKM/nmreval
nmreval/nmreval/gui_qt/io/asciireader.py
2022-03-28 16:28:15 +02:00

188 lines
6.8 KiB
Python

from ...io.asciireader import AsciiReader
from ..Qt import QtGui, QtCore, QtWidgets
from .._py.asciidialog import Ui_ascii_reader
class QAsciiReader(QtWidgets.QDialog, Ui_ascii_reader):
data_read = QtCore.pyqtSignal(list)
file_ext = ['.dat', '.txt']
skip = False
def __init__(self, fname=None, parent=None):
super().__init__(parent=parent)
self.setupUi(self)
self.reader = AsciiReader(fname)
pal = QtWidgets.QApplication.instance().palette()
rgb = pal.color(pal.Base).getRgb()[:3]
rgb2 = pal.color(pal.Text).getRgb()[:3]
self.plainTextEdit_2.setStyleSheet(f'QPlainTextEdit {{ background-color: rgb{rgb} ; color: rgb{rgb2}; }}')
self.ascii_table.horizontalHeader().setStretchLastSection(True)
self.buttonbox.button(QtWidgets.QDialogButtonBox.Apply).clicked.connect(self.apply)
self.buttonbox.button(QtWidgets.QDialogButtonBox.Ok).clicked.connect(self.accept)
self.changestaggeredrange(0)
self.ascii_table.contextMenuEvent = self.ctx_table
self.ascii_table.horizontalHeader().setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
self.ascii_table.horizontalHeader().customContextMenuRequested.connect(self.ctx_table)
def __call__(self, fname, *args, **kwargs):
for i in [self.stag_lineEdit, self.start_lineedit, self.end_lineedit,
self.plainTextEdit_2, self.ascii_table, self.delay_lineedit]:
i.clear()
self.checkBox_2.setChecked(False)
self.checkBox.setChecked(False)
self.plainTextEdit_2.show()
self.reader = AsciiReader(fname)
self.set_gui()
if QAsciiReader.skip:
self.accept()
else:
self.skippy_checkbox.blockSignals(True)
self.skippy_checkbox.setCheckState(QtCore.Qt.Unchecked)
self.skippy_checkbox.blockSignals(False)
return self
def set_gui(self):
for text in self.reader.header:
self.plainTextEdit_2.appendPlainText(text)
self.ascii_table.setRowCount(self.reader.shape[0])
self.ascii_table.setColumnCount(self.reader.shape[1])
try:
last_header_line = self.reader.header[-1].split()
if len(last_header_line) == self.reader.shape[1]:
self.ascii_table.setHorizontalHeaderLabels(last_header_line)
except IndexError:
self.plainTextEdit_2.hide()
for i, line in enumerate(self.reader.data):
for j, field in enumerate(line):
it = QtWidgets.QTableWidgetItem(field)
self.ascii_table.setItem(i, j, it)
self.ascii_table.resizeColumnsToContents()
if self.reader.delays is not None:
set_string = ''.join(str(d) + '\n' for d in self.reader.delays)
self.plainTextEdit.setPlainText(set_string)
self.delay_lineedit.setText(str(len(self.reader.delays)))
def ctx_table(self, _):
menu = QtWidgets.QMenu(self)
x_action = QtWidgets.QAction('Set as x', self)
x_action.triggered.connect(lambda: self.set_columns('x'))
y_action = QtWidgets.QAction('Set as y', self)
y_action.triggered.connect(lambda: self.set_columns('y'))
menu.addActions([x_action, y_action])
if self.label_5.isVisible():
yerr_action = QtWidgets.QAction('Set as \u0394y', self)
yerr_action.triggered.connect(lambda: self.set_columns('yerr'))
menu.addAction(yerr_action)
menu.popup(QtGui.QCursor.pos())
def set_columns(self, mode):
cols = ' '.join([str(s.column()+1) for s in self.ascii_table.selectionModel().selectedColumns()])
try:
lineedit = {'x': self.x_lineedit, 'y': self.y_lineedit, 'yerr': self.lineEdit}[mode]
lineedit.setText(cols)
except KeyError:
pass
@QtCore.pyqtSlot(int, name='on_checkBox_2_stateChanged')
def changestaggeredrange(self, evt):
if evt == 2:
self.stag_lineEdit.show()
self.stag_lineEdit.setEnabled(True)
else:
self.stag_lineEdit.hide()
self.stag_lineEdit.setDisabled(True)
@QtCore.pyqtSlot(name='on_pushButton_clicked')
def calc_delays(self):
self.reader.calc_delays(float(self.start_lineedit.text()), float(self.end_lineedit.text()),
int(self.delay_lineedit.text()), log=self.checkBox.isChecked(),
stagg=self.checkBox_2.isChecked(), stag_size=int(self.stag_lineEdit.text()))
set_string = ''.join(str(d) + '\n' for d in self.reader.delays)
self.plainTextEdit.setPlainText(set_string)
def update_header(self, text, comment='#'):
text = text.replace(comment, '').lstrip().rstrip()
self.plainTextEdit_2.appendPlainText(text)
@QtCore.pyqtSlot()
def on_plainTextEdit_textChanged(self):
new_delays = str(self.plainTextEdit.toPlainText()).rstrip('\n').split('\n')
self.delay_lineedit.setText(str(len(new_delays)))
if new_delays[0] == '':
new_delays = None
else:
for k, v in enumerate(new_delays):
try:
new_delays[k] = float(v)
except ValueError:
new_delays[k] = -1
self.reader.delays = new_delays
@QtCore.pyqtSlot()
def accept(self):
if self.apply():
self.close()
def apply(self):
# default row for x is the first row, it will be superseded if an integer number is given.
try:
x = [int(self.x_lineedit.text())-1]
except ValueError:
x = None
try:
y = [int(t)-1 for t in str(self.y_lineedit.text()).split(' ')]
except ValueError:
y = None
try:
y_err = [int(t)-1 for t in str(self.lineEdit.text()).split(' ')]
except ValueError:
y_err = None
ret_dic = self.reader.export(xidx=x, yidx=y, yerridx=y_err,
mode=self.buttonGroup.checkedButton().text())
self.data_read.emit(ret_dic)
return True
@staticmethod
def _update_dic(key, value, old_dic):
old_dic_keys = list(old_dic.keys())
if key in old_dic_keys:
counter = 0
replace_key = key + str(counter)
while replace_key in old_dic_keys:
counter += 1
replace_key = key + str(counter)
else:
replace_key = key
old_dic[replace_key] = value
@QtCore.pyqtSlot(int, name='on_buttonGroup_buttonClicked')
def show_error(self, val):
if val == -2:
self.widget.show()
else:
self.lineEdit.setText('')
self.widget.hide()
@QtCore.pyqtSlot(int, name='on_skippy_checkbox_stateChanged')
def skip_next_dial(self, _):
QAsciiReader.skip = self.skippy_checkbox.isChecked()