class GraphDialog(QDialog):
edit_patterns = 0
edit_curves = 1
titles = {edit_patterns: 'Pattern editor', edit_curves: 'Curve editor'}
labels = {edit_patterns: 'Patterns', edit_curves: 'Curves'}
def __init__(self, dockwidget, parent, params, edit_type):
QDialog.__init__(self, parent)
main_lay = QVBoxLayout(self)
self.dockwidget = dockwidget
self.params = params
self.edit_type = edit_type
self.x_label = ''
self.y_label = ''
self.setMinimumWidth(600)
self.setMinimumHeight(400)
self.setWindowTitle(self.titles[edit_type]) # TODO: softcode
self.setWindowModality(QtCore.Qt.ApplicationModal)
self.current = None
self.current_saved = False
# File
self.lbl_file = QLabel('File:')
self.fra_file = QFrame()
self.fra_file.setContentsMargins(0, 0, 0, 0)
fra_file_lay = QHBoxLayout(self.fra_file)
if edit_type == self.edit_patterns:
self.txt_file = QLineEdit(self.params.patterns_file)
elif edit_type == self.edit_curves:
self.txt_file = QLineEdit(self.params.curves_file)
self.txt_file.setReadOnly(True)
self.txt_file.setAlignment(QtCore.Qt.AlignLeft
| QtCore.Qt.AlignVCenter)
self.txt_file.setSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.Minimum)
fra_file_lay.addWidget(self.txt_file)
self.btn_file = QPushButton('Change') # TODO: softcode
self.btn_file.clicked.connect(self.import_file)
fra_file_lay.addWidget(self.btn_file)
fra_file_lay.setContentsMargins(0, 0, 0, 0)
self.lbl_list = QLabel(self.labels[edit_type])
self.lst_list = QListWidget()
self.lst_list.currentItemChanged.connect(self.list_item_changed)
# Form
self.fra_form = QFrame()
fra_form1_lay = QFormLayout(self.fra_form)
fra_form1_lay.setContentsMargins(0, 0, 0, 0)
fra_form1_lay.addRow(self.lbl_list, self.lst_list)
# Buttons
self.fra_buttons = QFrame()
fra_buttons_lay = QHBoxLayout(self.fra_buttons)
fra_buttons_lay.setContentsMargins(0, 0, 0, 0)
if self.edit_type == self.edit_patterns:
ele_name = 'pattern'
elif self.edit_type == self.edit_curves:
ele_name = 'curve'
self.btn_new = QPushButton('New ' + ele_name) # TODO: softcode
self.btn_new.clicked.connect(self.new_element)
fra_buttons_lay.addWidget(self.btn_new)
self.btn_import = QPushButton('Import ' + ele_name +
's') # TODO: softcode
self.btn_import.clicked.connect(self.import_file)
fra_buttons_lay.addWidget(self.btn_import)
self.btn_save = QPushButton('Save current ' +
ele_name) # TODO: softcode
self.btn_save.clicked.connect(self.save)
fra_buttons_lay.addWidget(self.btn_save)
self.btn_del = QPushButton('Delete current ' +
ele_name) # TODO: softcode
self.btn_del.clicked.connect(self.del_item)
fra_buttons_lay.addWidget(self.btn_del)
# ID
self.lbl_id = QLabel('ID:')
self.txt_id = QLineEdit()
self.txt_id.setSizePolicy(QSizePolicy.Maximum,
QSizePolicy.MinimumExpanding)
self.lbl_desc = QLabel('Desc.:')
self.txt_desc = QLineEdit()
self.fra_id = QFrame()
fra_id_lay = QHBoxLayout(self.fra_id)
fra_id_lay.addWidget(self.lbl_id)
fra_id_lay.addWidget(self.txt_id)
fra_id_lay.addWidget(self.lbl_desc)
fra_id_lay.addWidget(self.txt_desc)
# Table form
self.table = QTableWidget(self)
self.rows_nr = 24
self.cols_nr = 2
self.table.setRowCount(self.rows_nr)
self.table.setColumnCount(self.cols_nr)
self.table.verticalHeader().setVisible(False)
# Initialize empty table
self.clear_table()
self.table.itemChanged.connect(self.data_changed)
self.fra_table = QFrame()
fra_table_lay = QVBoxLayout(self.fra_table)
fra_table_lay.setContentsMargins(0, 0, 0, 0)
if edit_type == self.edit_curves:
self.fra_pump_type = QFrame()
fra_pump_type_lay = QFormLayout(self.fra_pump_type)
self.lbl_pump_type = QLabel('Curve type:') # TODO: softcode
self.cbo_pump_type = QComboBox()
for key, name in Curve.type_names.items():
self.cbo_pump_type.addItem(name, key)
fra_pump_type_lay.addRow(self.lbl_pump_type, self.cbo_pump_type)
fra_table_lay.addWidget(self.fra_pump_type)
self.cbo_pump_type.activated.connect(self.cbo_pump_type_activated)
fra_table_lay.addWidget(self.table)
self.btn_add_row = QPushButton('Add row')
self.btn_add_row.clicked.connect(self.add_row)
fra_table_lay.addWidget(self.btn_add_row)
# Graph canvas
self.fra_graph = QFrame()
self.static_canvas = StaticMplCanvas(self.fra_graph,
width=5,
height=4,
dpi=100)
fra_graph_lay = QVBoxLayout(self.fra_graph)
fra_graph_lay.addWidget(self.static_canvas)
# Top frame
self.fra_top = QFrame()
fra_top_lay = QVBoxLayout(self.fra_top)
fra_top_lay.addWidget(self.fra_form)
fra_top_lay.addWidget(self.fra_id)
fra_top_lay.addWidget(self.fra_buttons)
# Bottom frame
self.fra_bottom = QFrame()
fra_bottom_lay = QHBoxLayout(self.fra_bottom)
fra_bottom_lay.addWidget(self.fra_table)
fra_bottom_lay.addWidget(self.fra_graph)
# Main
main_lay.addWidget(self.fra_top)
main_lay.addWidget(self.fra_bottom)
# Get existing patterns/curves
self.need_to_update_graph = False
if self.edit_type == self.edit_patterns:
for pattern_id, pattern in self.params.patterns.items():
self.lst_list.addItem(pattern.id)
elif self.edit_type == self.edit_curves:
for curve_id, curve in self.params.curves.items():
self.lst_list.addItem(curve.id)
if self.lst_list.count() > 0:
self.lst_list.setCurrentRow(0)
self.txt_id.setEnabled(True)
self.txt_desc.setEnabled(True)
self.btn_save.setEnabled(True)
self.btn_del.setEnabled(True)
self.table.setEnabled(True)
self.table.setEditTriggers(QAbstractItemView.AllEditTriggers)
else:
self.txt_id.setEnabled(False)
self.txt_desc.setEnabled(False)
self.btn_save.setEnabled(False)
self.btn_del.setEnabled(False)
self.table.setEnabled(False)
self.table.setEditTriggers(QAbstractItemView.NoEditTriggers)
self.new_dialog = None
self.need_to_update_graph = True
def cbo_pump_type_activated(self):
self.update_table_headers()
self.update_graph()
def add_row(self):
row_pos = self.table.rowCount()
self.table.insertRow(row_pos)
col = 0
item = QTableWidgetItem(str(row_pos))
if self.edit_type == self.edit_patterns:
self.table.setItem(row_pos, col, item)
item.setFlags(QtCore.Qt.ItemIsSelectable)
def setVisible(self, bool):
QDialog.setVisible(self, bool)
self.update_table_headers()
self.update_graph()
def list_item_changed(self):
p_index = self.lst_list.currentRow()
flags = Qt.ItemFlags()
flags != Qt.ItemIsEnabled
# Clear table
self.clear_table()
self.need_to_update_graph = False
if p_index >= 0:
self.table.setRowCount(0)
if self.edit_type == self.edit_patterns:
self.current = self.params.patterns[
self.lst_list.currentItem().text()]
for v in range(len(self.current.values)):
row_pos = self.table.rowCount()
self.table.insertRow(row_pos)
item = QTableWidgetItem(str(v))
item.setFlags(flags)
self.table.setItem(v, 0, item)
self.table.setItem(
v, 1, QTableWidgetItem(str(self.current.values[v])))
elif self.edit_type == self.edit_curves:
self.current = self.params.curves[
self.lst_list.currentItem().text()]
for v in range(len(self.current.xs)):
row_pos = self.table.rowCount()
self.table.insertRow(row_pos)
self.table.setItem(
v, 0, QTableWidgetItem(str(self.current.xs[v])))
self.table.setItem(
v, 1, QTableWidgetItem(str(self.current.ys[v])))
curve_type = self.current.type
self.cbo_pump_type.setCurrentIndex(curve_type)
# Update GUI
self.txt_id.setText(self.current.id)
self.txt_desc.setText(self.current.desc)
self.update_table_headers()
# Update graph
self.need_to_update_graph = True
self.update_graph()
else:
# No curves
self.txt_id.setText('')
self.txt_desc.setText('')
# Update table and chart
self.need_to_update_graph = False
for v in range(self.table.columnCount()):
self.table.setItem(v, 1, QTableWidgetItem(''))
self.need_to_update_graph = True
self.update_graph()
def import_file(self):
config_file = ConfigFile(Parameters.config_file_path)
directory = None
if self.edit_type == GraphDialog.edit_curves:
directory = self.params.last_curves_dir
elif self.edit_type == GraphDialog.edit_patterns:
directory = self.params.last_patterns_dir
if directory is None:
directory = self.params.last_project_dir
file_path, __ = QFileDialog.getOpenFileName(self, 'Select file',
directory,
'Files (*.txt *.inp)')
if file_path is None or file_path == '':
return
else:
if self.edit_type == GraphDialog.edit_patterns:
# Save patterns file path in configuration file
config_file.set_patterns_file_path(file_path)
Parameters.patterns_file = file_path
elif self.edit_type == GraphDialog.edit_curves:
# Save curve file path in configuration file
config_file.set_curves_file_path(file_path)
Parameters.curves_file = file_path
self.read(file_path)
def read(self, file_path):
self.lst_list.clear()
if self.edit_type == self.edit_patterns:
InpFile.read_patterns(self.params, file_path)
for pattern_id, pattern in self.params.patterns.items():
# desc = ' (' + pattern.desc + ')' if pattern.desc is not None else ''
self.lst_list.addItem(pattern.id)
self.params.patterns[pattern.id] = pattern
elif self.edit_type == self.edit_curves:
InpFile.read_curves(self.params, file_path)
for curve_id, curve in self.params.curves.items():
# desc = ' (' + curve.desc + ')' if curve.desc is not None else ''
self.lst_list.addItem(curve.id)
self.params.curves[curve.id] = curve
if self.lst_list.count() > 0:
self.lst_list.setCurrentRow(0)
def new_element(self):
old_ids = []
if self.edit_type == self.edit_patterns:
for pattern in self.params.patterns.values():
old_ids.append(pattern.id)
elif self.edit_type == self.edit_curves:
for curve in self.params.curves.values():
old_ids.append(curve.id)
self.new_dialog = NewIdDialog(self, old_ids)
self.new_dialog.exec_()
new_id = self.new_dialog.get_newid()
description = self.new_dialog.get_description()
if new_id is None or description is None:
return
if self.edit_type == self.edit_patterns:
new_pattern = Pattern(new_id, description)
self.params.patterns[new_pattern.id] = new_pattern
self.lst_list.addItem(new_pattern.id)
elif self.edit_type == self.edit_curves:
curve_type = self.cbo_pump_type.itemData(
self.cbo_pump_type.currentIndex())
new_curve = Curve(new_id, curve_type, desc=description)
self.params.curves[new_curve.id] = new_curve
self.lst_list.addItem(new_curve.id)
self.lst_list.setCurrentRow(self.lst_list.count() - 1)
self.txt_id.setText(new_id)
self.txt_desc.setText(description)
# Clear table
self.clear_table()
self.static_canvas.axes.clear()
self.txt_id.setEnabled(True)
self.txt_desc.setEnabled(True)
self.btn_save.setEnabled(True)
self.btn_del.setEnabled(True)
self.table.setEnabled(True)
self.table.setEditTriggers(QAbstractItemView.AllEditTriggers)
def save(self):
self.need_to_update_graph = False
# Check for ID
if not self.txt_id.text():
QMessageBox.warning(
self,
Parameters.plug_in_name,
u'Please specify the ID.', # TODO: softcode
QMessageBox.Ok)
return
if self.edit_type == GraphDialog.edit_patterns:
values = []
for row in range(self.table.rowCount()):
item = self.table.item(row, 1)
if item is not None and item.text() != '':
values.append(self.from_item_to_val(item))
else:
values.append('0')
pattern = Pattern(self.txt_id.text(), self.txt_desc.text(), values)
old_patterns = self.params.patterns
old_patterns[pattern.id] = pattern
self.params.patterns = old_patterns
self.lst_list.currentItem().setText(pattern.id)
elif self.edit_type == GraphDialog.edit_curves:
# Check for ID unique
xs = []
ys = []
for row in range(self.table.rowCount()):
item_x = self.table.item(row, 0)
item_y = self.table.item(row, 1)
if item_x.text().strip() != '' and item_y.text().strip() != '':
xs.append(self.from_item_to_val(item_x))
ys.append(self.from_item_to_val(item_y))
curve_type = self.cbo_pump_type.itemData(
self.cbo_pump_type.currentIndex())
curve = Curve(self.txt_id.text(), curve_type, self.txt_desc.text())
for v in range(len(xs)):
curve.append_xy(xs[v], ys[v])
old_curves = self.params.curves
old_curves[curve.id] = curve
self.params.curves = old_curves
self.lst_list.currentItem().setText(curve.id)
# Update GUI
self.dockwidget.update_curves_combo()
# self.read()
self.need_to_update_graph = True
def clear_table(self):
self.need_to_update_graph = False
for r in range(self.table.rowCount()):
self.table.setItem(r, 0, QTableWidgetItem(None))
self.table.setItem(r, 1, QTableWidgetItem(None))
for row in range(self.rows_nr):
for col in range(self.cols_nr):
if self.edit_type == self.edit_patterns:
if col == 0:
item = QTableWidgetItem(str(row))
self.table.setItem(row, col, item)
item.setFlags(QtCore.Qt.ItemIsSelectable)
# elif col == 1 and row == 0:
# item = QTableWidgetItem(str(1))
# self.table.setItem(row, col, item)
# item.setFlags(QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEnabled)
# elif self.edit_type == self.edit_curves:
# if row == 0:
# item = QTableWidgetItem(str(0))
# self.table.setItem(row, 0, item)
# item = QTableWidgetItem(str(1))
# self.table.setItem(row, 1, item)
# item.setFlags(QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEnabled)
self.need_to_update_graph = True
def del_item(self):
selected_row = self.lst_list.currentRow()
name = self.lst_list.currentItem().text()
if selected_row < 0:
return
self.lst_list.takeItem(selected_row)
if self.lst_list.count() == 0:
self.txt_id.setEnabled(False)
self.txt_desc.setEnabled(False)
self.btn_save.setEnabled(False)
self.btn_del.setEnabled(False)
self.table.setEnabled(False)
self.table.setEditTriggers(QAbstractItemView.NoEditTriggers)
if self.edit_type == GraphDialog.edit_curves:
del self.params.curves[name]
# Update GUI
self.dockwidget.update_curves_combo()
elif self.edit_type == GraphDialog.edit_patterns:
del self.params.patterns[name]
# Update GUI
self.dockwidget.update_patterns_combo()
def data_changed(self):
if self.need_to_update_graph:
self.update_graph()
def update_table_headers(self):
if self.edit_type == self.edit_patterns:
self.x_label = 'Time period'
self.y_label = 'Multiplier'
elif self.edit_type == self.edit_curves:
cbo_data = self.cbo_pump_type.itemData(
self.cbo_pump_type.currentIndex())
if cbo_data == Curve.type_efficiency:
self.x_label = 'Flow ' + '[' + self.params.options.flow_units + ']'
self.y_label = 'Efficiency ' + '[' + self.params.options.units_deltaz[
self.params.options.units] + ']'
if cbo_data == Curve.type_headloss:
self.x_label = 'Flow ' + '[' + self.params.options.flow_units + ']'
self.y_label = 'Headloss ' + '[' + self.params.options.units_deltaz[
self.params.options.units] + ']'
if cbo_data == Curve.type_pump:
self.x_label = 'Flow ' + '[' + self.params.options.flow_units + ']'
self.y_label = 'Head ' + '[' + self.params.options.units_deltaz[
self.params.options.units] + ']'
if cbo_data == Curve.type_volume:
self.x_label = 'Height ' + '[' + self.params.options.flow_units + ']'
self.y_label = 'Volume ' + '[' + self.params.options.units_deltaz[
self.params.options.units] + ']'
self.table.setHorizontalHeaderLabels([self.x_label,
self.y_label]) # TODO: softcode
def update_graph(self):
if not self.need_to_update_graph:
return
xs = []
ys = []
for row in range(self.table.rowCount()):
item = self.table.item(row, 0)
x = self.from_item_to_val(item)
item = self.table.item(row, 1)
y = self.from_item_to_val(item)
if x is not None:
xs.append(float(x))
if y is not None:
ys.append(float(y))
if len(xs) == 0 or len(ys) == 0:
self.static_canvas.clear()
return
xys_t = list(zip(xs, ys))
xys_t.sort()
xys = list(zip(*xys_t))
xs = xys[0]
ys = xys[1]
if self.edit_type == self.edit_patterns:
y_axis_label = 'Mult. avg.: ' + '{0:.2f}'.format(
(numpy.average(ys)))
self.static_canvas.draw_bars_graph(
ys,
time_period=self.params.times.pattern_timestep,
y_axes_label=y_axis_label)
elif self.edit_type == self.edit_curves:
# Account for different types of curves
cbo_data = self.cbo_pump_type.itemData(
self.cbo_pump_type.currentIndex())
series_length = min(len(xs), len(ys))
# Need to account for different types of curves
if cbo_data == Curve.type_efficiency or cbo_data == Curve.type_headloss or cbo_data == Curve.type_volume:
self.static_canvas.draw_line_graph(xs[:series_length],
ys[:series_length],
self.x_label, self.y_label)
elif cbo_data == Curve.type_pump:
if series_length == 1 or series_length == 3:
if series_length == 1:
# 3 curve points
curve_xs = [0, xs[0], xs[0] * 2]
curve_ys = [ys[0] * 1.33, ys[0], 0]
# y = a * x^2 + b * x + c
elif series_length == 3:
# 3 curve points
curve_xs = [xs[0], xs[1], xs[2]]
curve_ys = [ys[0], ys[1], ys[2]]
(a, b, c) = numpy.polyfit(curve_xs, curve_ys, 2)
# Create a few interpolated values
interp_xs = []
interp_ys = []
n_vals = 30
for v in range(n_vals + 1):
x = (curve_xs[2] - curve_xs[0]) / n_vals * v
interp_xs.append(x)
y = a * x**2 + b * x + c
interp_ys.append(y)
self.static_canvas.draw_line_graph(interp_xs, interp_ys,
self.x_label,
self.y_label)
else:
self.static_canvas.draw_line_graph(xs[:series_length],
ys[:series_length],
self.x_label,
self.y_label)
def from_item_to_val(self, item):
if item is None:
value = None
else:
value = item.text()
try:
value = float(value)
value = max(value, 0)
except:
value = None
return value
class PlotLayoutItemWidget(QgsLayoutItemBaseWidget):
"""
Configuration widget for layout plot items
"""
def __init__(self, parent, layout_object):
super().__init__(parent, layout_object)
self.plot_item = layout_object
self.message_bar = None
vl = QVBoxLayout()
vl.setContentsMargins(0, 0, 0, 0)
plot_tools_layout = QHBoxLayout()
plot_add_button = QPushButton()
plot_add_button.setIcon(GuiUtils.get_icon('symbologyAdd.svg'))
plot_add_button.setToolTip('Add a new plot')
plot_tools_layout.addWidget(plot_add_button)
plot_add_button.clicked.connect(self.add_plot)
plot_remove_button = QPushButton()
plot_remove_button.setIcon(GuiUtils.get_icon('symbologyRemove.svg'))
plot_remove_button.setToolTip('Remove selected plot')
plot_tools_layout.addWidget(plot_remove_button)
plot_remove_button.clicked.connect(self.remove_plot)
plot_duplicate_button = QPushButton()
plot_duplicate_button.setIcon(
GuiUtils.get_icon('mActionDuplicateLayer.svg'))
plot_duplicate_button.setToolTip('Duplicates the selected plot')
plot_tools_layout.addWidget(plot_duplicate_button)
plot_duplicate_button.clicked.connect(self.duplicate_plot)
plot_move_up_button = QPushButton()
plot_move_up_button.setIcon(GuiUtils.get_icon('mActionArrowUp.svg'))
plot_move_up_button.setToolTip('Move selected plot up')
plot_tools_layout.addWidget(plot_move_up_button)
plot_move_up_button.clicked.connect(self.move_up_plot)
plot_move_down_button = QPushButton()
plot_move_down_button.setIcon(
GuiUtils.get_icon('mActionArrowDown.svg'))
plot_move_down_button.setToolTip('Move selected plot down')
plot_tools_layout.addWidget(plot_move_down_button)
plot_move_down_button.clicked.connect(self.move_down_plot)
vl.addLayout(plot_tools_layout)
self.plot_list = QListWidget()
self.plot_list.setSelectionMode(QListWidget.SingleSelection)
self.plot_list.doubleClicked.connect(self.show_properties)
vl.addWidget(self.plot_list)
self.populate_plot_list()
plot_properties_button = QPushButton(self.tr('Setup Selected Plot'))
vl.addWidget(plot_properties_button)
plot_properties_button.clicked.connect(self.show_properties)
self.panel = None
self.setPanelTitle(self.tr('Plot Properties'))
self.item_properties_widget = QgsLayoutItemPropertiesWidget(
self, layout_object)
vl.addWidget(self.item_properties_widget)
self.setLayout(vl)
def populate_plot_list(self):
"""
Clears and re-populates the plot list widget. The currently selection is retained
"""
selected_index = self.plot_list.currentRow()
self.plot_list.clear()
for setting in self.plot_item.plot_settings:
plot_type = setting.plot_type if setting.plot_type is not None else '(not set)'
legend_title = ('[' + setting.properties.get('name') + ']') \
if setting.properties.get('name', '') != '' else ''
self.plot_list.addItem(plot_type + ' ' + legend_title)
# select index within range [0, len(plot_settings)-1]
selected_index = max(
0, min(len(self.plot_item.plot_settings) - 1, selected_index))
self.plot_list.setCurrentRow(selected_index,
QItemSelectionModel.SelectCurrent)
def add_plot(self):
"""
Adds a new plot and updates the plot list and the plot item
"""
self.plot_item.add_plot()
self.populate_plot_list()
self.plot_item.refresh()
def duplicate_plot(self):
"""
Duplicates an existing plot and updates the plot list and the plot item
"""
selected_plot_index = self.plot_list.currentRow()
if selected_plot_index < 0:
return
self.plot_item.duplicate_plot(selected_plot_index)
self.populate_plot_list()
self.plot_item.refresh()
def remove_plot(self):
"""
Removes the selected plot and updates the plot list and the plot item
"""
selected_index = self.plot_list.currentRow()
if selected_index < 0:
return
self.plot_item.remove_plot(selected_index)
self.populate_plot_list()
self.plot_item.refresh()
def move_up_plot(self):
"""
Moves the selected plot up and updates the plot list and the plot item
"""
selected_index = self.plot_list.currentRow()
if selected_index <= 0:
return
item = self.plot_item.plot_settings.pop(selected_index)
self.plot_item.plot_settings.insert(selected_index - 1, item)
self.plot_list.setCurrentRow(selected_index - 1,
QItemSelectionModel.SelectCurrent)
self.populate_plot_list()
self.plot_item.refresh()
def move_down_plot(self):
"""
Moves the selected plot down and updates the plot list and the plot item
"""
selected_index = self.plot_list.currentRow()
if selected_index >= len(self.plot_item.plot_settings) - 1:
return
item = self.plot_item.plot_settings.pop(selected_index)
self.plot_item.plot_settings.insert(selected_index + 1, item)
self.plot_list.setCurrentRow(selected_index + 1,
QItemSelectionModel.SelectCurrent)
self.populate_plot_list()
self.plot_item.refresh()
def show_properties(self):
"""
Shows the plot properties panel
"""
selected_plot_index = self.plot_list.currentRow()
if selected_plot_index < 0:
return
self.panel = DataPlotlyPanelWidget(
mode=DataPlotlyPanelWidget.MODE_LAYOUT,
message_bar=self.message_bar)
# not quite right -- we ideally want to also add the source layer scope into the context given by plot item,
# but that causes a hard lock in the Python GIL (because PyQt doesn't release the GIL when creating the menu
# for the property override buttons). Nothing much we can do about that here (or in QGIS,
# it's a Python/PyQt limitation)
self.panel.registerExpressionContextGenerator(self.plot_item)
self.panel.set_print_layout(self.plot_item.layout())
self.panel.linked_map_combo.blockSignals(True)
self.panel.linked_map_combo.setItem(self.plot_item.linked_map)
self.panel.linked_map_combo.blockSignals(False)
self.panel.linked_map_combo.itemChanged.connect(
self.linked_map_changed)
self.panel.set_settings(
self.plot_item.plot_settings[selected_plot_index])
# self.panel.set_settings(self.layoutItem().plot_settings)
self.openPanel(self.panel)
self.panel.widgetChanged.connect(self.update_item_settings)
self.panel.panelAccepted.connect(self.set_item_settings)
def update_item_settings(self):
"""
Updates the plot item without dismissing the properties panel
"""
if not self.panel:
return
self.plot_item.set_plot_settings(self.plot_list.currentRow(),
self.panel.get_settings())
self.populate_plot_list()
self.plot_item.update()
def set_item_settings(self):
"""
Updates the plot item based on the settings from the properties panel
"""
if not self.panel:
return
self.plot_item.set_plot_settings(self.plot_list.currentRow(),
self.panel.get_settings())
self.populate_plot_list()
self.panel = None
self.plot_item.update()
def linked_map_changed(self, linked_map):
"""
Triggered when the linked map is changed
"""
self.plot_item.set_linked_map(linked_map)
self.plot_item.update()
def setNewItem(self, item): # pylint: disable=missing-docstring
if item.type() != ITEM_TYPE:
return False
self.plot_item = item
self.item_properties_widget.setItem(item)
self.populate_plot_list()
if self.panel is not None:
self.panel.set_settings(self.plot_item.plot_settings[0])
self.panel.linked_map_combo.blockSignals(True)
self.panel.linked_map_combo.setItem(self.plot_item.linked_map)
self.panel.linked_map_combo.blockSignals(False)
return True
def setDesignerInterface(self, iface): # pylint: disable=missing-docstring
super().setDesignerInterface(iface)
self.message_bar = iface.messageBar()
if self.panel:
self.panel.message_bar = self.message_bar
