class FontColorButton(QPushButton):
""" Displays the currently selected color and provides an icon for indicating what is being colored """
def __init__(self, icon: QIcon, s: str):
super().__init__()
self._lo = QHBoxLayout()
self._filler = QToolBar()
self._filler.addAction(icon, s)
self._filler.setMaximumHeight(25)
self._filler.setMaximumWidth(25)
self._filler.setStyleSheet("""
QWidget {
border: 0px
}
""")
self._filler.actionTriggered.connect(lambda _: self.pressed.emit())
self._lo.addWidget(self._filler)
self._lo.setSpacing(0)
self.setMaximumWidth(40)
self._color_display = QLabel("")
self._color_display.setMinimumWidth(8)
self._lo.addWidget(self._color_display)
self.setLayout(self._lo)
self._lo.setMargin(3)
def set_color_display(self, color: QColor):
self._color_display.setStyleSheet(
"border-radius: 2px; background-color: {};".format(color.name()))
def setupTopBar(self):
tb = QWidget()
tbl = QHBoxLayout()
tb.setLayout(tbl)
tb.setStyleSheet("border: 3px solid black; background-color: #7289da;")
tbl.setAlignment(Qt.AlignLeft)
homeBtn = QPushButton()
homeBtn.setIcon(self.client.ico)
saTB = QToolBar()
self.ServerActions = QMenu()
self.ServerActions.setTitle("⠀ Home ⠀")
saTB.addAction(self.ServerActions.menuAction())
tbl.addWidget(homeBtn)
tbl.addWidget(saTB)
saTB.setStyleSheet("border: 1px solid black;")
homeBtn.setStyleSheet("border: none;")
self.ServerActions.setStyleSheet("border: none;")
return tb
class USBFrame(QWidget):
# --- Init methods ---
def __init__(self, config):
"""
USB control frame
:param config: application configuration file
"""
QWidget.__init__(self)
self.setFixedSize(QSize(600, 200))
self.config = config
self.setWindowTitle("DigiQt - USB Control")
self.sig_button_pressed = None # signal configured by serialControler
self.sig_firmware_update = None #
# Firmware update output
self.out = ConsoleOutput()
# Buttons
self.to_dr_btn = ToDigiruleButton(config)
self.to_dr_btn.to_digirule = lambda: self.sig_button_pressed.emit(0)
self.from_dr_btn = FromDigiruleButton(config)
self.from_dr_btn.from_digirule = lambda: self.sig_button_pressed.emit(1
)
# Firmware
self.firmware_btn = FirmwareUpdate(config)
self.firmware_btn.firmware_update = self.firmware_update
# Port selection
self.lab_port = QLabel("Port:")
self.usb_combo = UsbPortCombo()
self.refresh_btn = RefreshPortButton(config)
self.refresh_btn.on_refresh = lambda: self.sig_button_pressed.emit(2)
self._init_tool_bar()
self._set_layout()
self._set_stylesheet()
def _init_tool_bar(self):
"""
Creates the main toolbar with all its content
"""
self.toolbar = QToolBar()
self.toolbar.setFixedHeight(70)
self.toolbar.addWidget(self.to_dr_btn)
self.toolbar.addWidget(self.from_dr_btn)
self.toolbar.addSeparator()
self.toolbar.addWidget(self.firmware_btn)
self.toolbar.addSeparator()
self.toolbar.addWidget(self.lab_port)
self.toolbar.addWidget(self.usb_combo)
self.toolbar.addWidget(self.refresh_btn)
def _set_layout(self):
"""
Creates this Widget's Layout
"""
box = QGridLayout()
box.setContentsMargins(0, 0, 0, 0)
box.addWidget(self.toolbar, 0, 0)
box.addWidget(self.out, 1, 0)
self.setLayout(box)
def _set_stylesheet(self):
self.toolbar.setStyleSheet(style.get_stylesheet("qtoolbar"))
self.setStyleSheet(style.get_stylesheet("common"))
self.lab_port.setStyleSheet(
"background-color: transparent; color: #75BA6D; font-weight: bold;"
)
self.out.setStyleSheet("background-color: #505050; color: white;")
def firmware_update(self):
dlg = QFileDialog()
dlg.setWindowTitle("Choose a digirule Firmware")
dlg.setFileMode(QFileDialog.AnyFile)
dlg.setNameFilter("HEX files (*.hex)")
if dlg.exec_():
file_path = dlg.selectedFiles()[0]
# Call the controller method for update
self.sig_firmware_update.emit(file_path)
# --- Close handler ---
def closeEvent(self, event):
"""
Event called upon a red-cross click.
"""
self.on_close()
def on_close(self):
"""
Reroute this method in the Main Frame in order to Updates the execution frame's open editor icon and tooltip
"""
pass
class EditorFrame(QWidget):
# --- Init methods ---
def __init__(self, config, sig_message):
"""
Editor frame. Contains a toolbar and an editor widget
:param config: application configuration file
:param sig_message: signal to emit to display a message in the main frame's status bar
"""
QWidget.__init__(self)
self.setMinimumSize(QSize(630, 500))
self.config = config
# Widgets
self.editor = CodeEditor(config)
self.editor.setMinimumSize(QSize(600, 430))
self.open_file_btn = OpenFileButton(config)
self.open_file_btn.set_content = self.editor.setPlainText # Reroute text set method directly to the text editor widget
self.open_file_btn.set_new_file_name = self.__init_title
self.save_as_btn = SaveAsFileButton(config, sig_message)
self.save_as_btn.get_content_to_save = self.retrieve_text # Bind the text retrieve method in order to get the text to save
self.save_as_btn.set_new_file_name = self.__init_title
self.save_btn = SaveFileButton(config, sig_message)
self.save_btn.get_content_to_save = self.retrieve_text
self.assemble_btn = AssembleButton(config)
self.search_field = QLineEdit()
self.search_field.setPlaceholderText("Search (press return)")
self.search_field.returnPressed.connect(self.do_search)
# Editor's shortcuts binding
self.editor.on_ctrl_o_activated = self.open_file_btn.on_open # Open action
self.editor.on_ctrl_s_activated = self.do_save
self.editor.on_ctrl_f_activated = self.do_search
# Final initialization
self.__init_title()
self._init_tool_bar()
self._set_layout()
self._connect_all()
self._set_stylesheet()
self.editor.setFocus() # Set the default focus on the Editor
def __init_title(self, file_name=""):
"""
Sets the currently edited file in this frame's title
:param file_name: full file path
"""
if file_name:
self.setWindowTitle("DigiQt - Editing '" +
file_name.split("/")[-1] + "'")
else:
# In the case no file name is specified, we have an empty editor, we display default text
self.setWindowTitle("DigiQt - Assemble Editor")
self.save_btn.setEnabled(file_name != "")
self.save_btn.set_file_path(file_name)
def _init_tool_bar(self):
"""
Creates the main toolbar with all its content
"""
self.toolbar = QToolBar()
self.toolbar.setFixedHeight(70)
self.toolbar.addWidget(self.open_file_btn)
self.toolbar.addWidget(self.save_btn)
self.toolbar.addWidget(self.save_as_btn)
self.toolbar.addSeparator()
self.toolbar.addWidget(self.search_field)
# Empty space to align the assemble button to the right
spacer = QWidget()
spacer.setStyleSheet("background-color: transparent;")
spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.toolbar.addWidget(spacer)
self.toolbar.addWidget(self.assemble_btn)
def _set_layout(self):
"""
Creates this Widget's Layout
"""
box = QGridLayout()
box.setContentsMargins(0, 0, 0, 0)
box.addWidget(self.toolbar, 0, 0)
box.addWidget(self.editor, 1, 0)
self.setLayout(box)
def _connect_all(self):
"""
Connects all the buttons to methods
"""
def _set_stylesheet(self):
self.toolbar.setStyleSheet(style.get_stylesheet("qtoolbar"))
self.editor.setStyleSheet(
"background-color: " + self.config.get('colors', 'editor_bg') +
"; color: " + self.config.get('colors', 'asm_text_default') + ";")
self.search_field.setStyleSheet(
"border: 2px solid gray; border-radius: 10px; padding: 0 8px; background: #585858; color: white"
)
# Execution Frame
self.setStyleSheet(style.get_stylesheet("common"))
# --- Buttons callbacks methods ---
def retrieve_text(self):
"""
Gets the content of the code editor widget
:return: the code
"""
return self.editor.toPlainText()
def do_save(self):
"""
Delegating method triggered upon Ctrl+S action. Performs a Save if a file is opened, or a SaveAs if not.
"""
if self.save_btn.file_path:
self.save_btn.on_save()
else:
self.save_as_btn.on_save_as()
def do_search(self, text=None):
"""
Searches the value present in the search field, or the places the specified text if there is one as search
value, but does not triggers the search.
:param text: Text to search (None will trigger a search on the field content)
"""
if text:
self.search_field.setText(text)
else:
self.editor.selectNext(self.search_field.text())
# --- Close handler ---
def closeEvent(self, event):
"""
Event called upon a red-cross click.
"""
self.on_close()
def on_close(self):
"""
Reroot this method in the Main Frame in order to Updates the execution frame's open editor icon and tooltip
:return:
"""
pass
class ExecutionFrame(QWidget):
# --- Init methods ---
def __init__(self, config, sig_update_config):
"""
Main application frame. Contains the MenuBar, main toolbar, DR canvas and status bar.
:param config: application configuration file
"""
QWidget.__init__(self)
self.config = config
self.is_quitting = False
app_version = self.config.get('main', 'APP_VERSION')
self.setWindowTitle("DigiQt - Emulator for Digirule - " +
str(app_version))
window_width = int(self.config.get('main', 'WINDOW_WIDTH'))
self.setFixedSize(window_width, 320)
self.current_digirule_model = self.config.get('digirule', 'DR_MODEL')
sliderbar_width = 200
bottom_widget_height = 26
self.statusbar = StatusBar(window_width - sliderbar_width,
bottom_widget_height, config)
self.dr_canvas = DRCanvas(self.statusbar.sig_temp_message,
window_width, self.current_digirule_model,
config)
self.slider = SpeedSlider(sliderbar_width, bottom_widget_height,
config)
# Buttons open/hide frames
self.editor_frame = EditorFrame(config,
self.statusbar.sig_temp_message)
self.open_editor_btn = OpenEditorButton(self.editor_frame, config)
self.editor_frame.on_close = lambda: self.open_editor_btn.show_editor_frame(
False)
self.ram_frame = RAMFrame(config)
self.open_ram_btn = OpenRamButton(self.ram_frame, config)
self.ram_frame.on_close = lambda: self.open_ram_btn.show_ram_frame(
False)
self.monitor_frame = TerminalFrame(config)
self.open_monitor_btn = OpenTerminalButton(self.monitor_frame, config)
self.monitor_frame.on_close = lambda: self.open_monitor_btn.show_terminal_frame(
False)
self.usb_frame = USBFrame(config)
self.open_usb_btn = OpenUSBButton(self.usb_frame, config)
self.usb_frame.on_close = lambda: self.open_usb_btn.show_usb_frame(
False)
self.open_monitor_btn.is_opened = lambda b: self.open_usb_btn.setEnabled(
not b)
self.open_usb_btn.is_opened = lambda b: self.open_monitor_btn.setEnabled(
not b)
self.symbol_frame = SymbolViewFrame(config)
self.open_symbol_btn = OpenSymbolButton(self.symbol_frame, config)
self.symbol_frame.on_close = lambda: self.open_symbol_btn.show_symbol_frame(
False)
self.symbol_frame.place_search_text = self.editor_frame.do_search
self.about_frame = AboutFrame(self.config)
self.open_about_btn = AboutButton(self.about_frame, config)
self.about_frame.on_close = lambda: self.open_about_btn.show_about_frame(
False)
self._init_tool_bar()
self._set_layout()
self._set_stylesheets()
self.sig_update_config = sig_update_config
def _init_tool_bar(self):
"""
Creates the main toolbar with all its content
"""
self.toolbar = QToolBar()
self.toolbar.setFixedHeight(70)
# Open/hide buttons
self.toolbar.addWidget(self.open_editor_btn)
self.toolbar.addWidget(self.open_ram_btn)
self.toolbar.addWidget(self.open_usb_btn)
self.toolbar.addWidget(self.open_monitor_btn)
self.toolbar.addWidget(self.open_symbol_btn)
# Digirule model selection
self.toolbar.addSeparator()
self.digimodel_dropdown = DigiruleModelDropdown(
self.on_digimodel_dropdown_changed)
self.toolbar.addWidget(self.digimodel_dropdown)
# Empty space to align the about button to the right
spacer = QWidget()
spacer.setStyleSheet("background-color: transparent;")
spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.toolbar.addWidget(spacer)
# About button
self.toolbar.addWidget(self.open_about_btn)
def _set_layout(self):
"""
Creates this Widget's Layout
"""
box = QVBoxLayout()
box.setContentsMargins(0, 0, 0, 0)
box.addWidget(self.toolbar)
box.setAlignment(self.toolbar, Qt.AlignTop)
box.addWidget(self.dr_canvas)
box.setAlignment(self.dr_canvas, Qt.AlignTop)
bottom_box = QHBoxLayout()
bottom_box.setContentsMargins(0, 0, 0, 0)
bottom_box.addWidget(self.statusbar)
bottom_box.addWidget(self.slider)
box.addLayout(bottom_box)
box.setAlignment(bottom_box, Qt.AlignBottom)
self.setLayout(box)
def _set_stylesheets(self):
self.toolbar.setStyleSheet(style.get_stylesheet("qtoolbar"))
# Execution Frame
self.setStyleSheet(style.get_stylesheet("common"))
# --- Callbacks methods ---
def on_digimodel_dropdown_changed(self):
"""
Handles the Digirule's model-combo-box-selection-changed process. Calls the canvas redraw.
"""
self.sig_update_config.emit(
self.digimodel_dropdown.get_digirule_model())
self.dr_canvas.digirule_changed(self.config.get(
'digirule', 'DR_MODEL'))
# --- Close handler ---
def do_quit(self):
pass
def closeEvent(self, event):
"""
Event called upon a red-cross click
"""
if self.ask_quit_confirmation():
self.is_quitting = True
self.do_quit()
# Reset status bar
self.statusbar.sig_persistent_message.emit("")
# Call the secondary frames close methods as well
self.editor_frame.on_close()
self.ram_frame.on_close()
self.monitor_frame.on_close()
self.usb_frame.on_close()
self.symbol_frame.on_close()
self.about_frame.on_close()
event.accept()
else:
event.ignore()
def ask_quit_confirmation(self):
"""
Asks a quit confirmation message
:return: True if the user wants to quit the app
"""
return DialogQuitConfirmation().exec_()
class PlotBarWindow(QMainWindow):
def __init__(self, title, labels=[], data=[], table_name="", field_name="", x_label=None, y_label=None, parent=None, already_sorted=False):
super().__init__(parent)
self._title = title
self._labels = labels
self._data = data
self._last_column = excelColumnFromNumber(len(self._data))
self._plot_location = excelColumnFromNumber(len(self._data)+2)
self._x_label = x_label
self._y_label = y_label
self._already_sorted = already_sorted
self.setWindowTitle(self._title)
self._figure = plt.figure(figsize=(5, 4), dpi=100, facecolor=(1,1,1), edgecolor=(0,0,0))
self.ax = self._figure.add_subplot()
self.ax.set_title(self._title)
self._canvas = FigureCanvas(self._figure)
self._navigation_toolbar = NavigationToolbar(self._canvas, None)
self.addToolBar(self._navigation_toolbar)
self._bottom_toolbar = QToolBar(self)
self._bottom_toolbar.setMovable(False)
self._bottom_toolbar.setFloatable(False)
self._bottom_toolbar.setStyleSheet("QToolBar {border-bottom: None; border-top: 1px solid #BBBBBB;}")
self._table_name_label = QLabel(" Table:")
self._field_name_label = QLabel(" Field:")
self._table_name = FormEntry(self)
self._table_name.setMaximumHeight(20)
self._field_name = FormEntry(self)
self._field_name.setMaximumHeight(20)
self._table_name.setReadOnly(True)
self._field_name.setReadOnly(True)
self._table_name.setText(table_name)
self._field_name.setText(field_name)
self._bottom_toolbar.addWidget(self._table_name_label)
self._bottom_toolbar.addWidget(self._table_name)
self._bottom_toolbar.addWidget(self._field_name_label)
self._bottom_toolbar.addWidget(self._field_name)
self._export_chart_button = QPushButton("Export")
self._export_chart_button.setIcon(QIcon(QPixmap("export.png")))
self._export_chart_button.clicked.connect(self.exportChart)
self._bottom_toolbar.addWidget(HorizontalFiller(self))
self._bottom_toolbar.addWidget(self._export_chart_button)
self.addToolBar(Qt.BottomToolBarArea, self._bottom_toolbar)
self.ax.bar(self._labels, self._data)
if self._x_label != None:
self.ax.set_xlabel(self._x_label)
if self._y_label != None:
self.ax.set_ylabel(self._y_label)
self.setCentralWidget(self._canvas)
def exportChartFileDialog(self):
file_dialog = QFileDialog()
file_dialog.setNameFilters(["*. xlsx"])
file_name, ext = file_dialog.getSaveFileName(self, 'Export File', "", "Excel (*.xlsx)")
if file_name and ext == "Excel (*.xlsx)":
return file_name
return ""
def exportChart(self):
file_name = self.exportChartFileDialog()
field_name = self._field_name.text()
if file_name != "":
title = self.ax.title.get_text()
last_row = len(self._data)+2
labels = sorted(self._labels)
if self._already_sorted:
sorted_data = {label:[self._data[i]] for i, label in enumerate(self._labels)}
else:
data = {label:[self._data[i]] for i, label in enumerate(self._labels)}
sorted_data = {label:data[label] for label in labels}
df = pd.DataFrame(data=sorted_data)
writer = pd.ExcelWriter(file_name, engine='xlsxwriter')
df.to_excel(writer, sheet_name=field_name, index=False)
workbook = writer.book
worksheet = writer.sheets[field_name]
chart = workbook.add_chart({"type": 'column'})
chart.set_title({"name": title})
if self._x_label != None:
chart.set_x_axis({'name': self._x_label})
if self._y_label != None:
chart.set_y_axis({'name': self._y_label})
chart.add_series({"categories": "={fn}!$A$1:${lc}$1".format(lc=self._last_column, fn=field_name),
"values": "={fn}!$A$2:${lc}$2".format(lc=self._last_column, fn=field_name),
"fill": {'color': '#0000CC'}})
worksheet.insert_chart(self._plot_location+"2", chart)
writer.save()
writer.close()
class PlotPieWindow(QMainWindow):
def __init__(self, title, labels=[], data=[], table_name="", field_name="", random_colors=False, has_explode=True, parent=None):
super().__init__(parent)
self._main_widget = QWidget(self)
self._layout = QVBoxLayout(self._main_widget)
self._title = title
self._data = data
self._df_data = {k:v for (k,v) in zip(labels, data)}
self.setWindowTitle(title)
# Pie chart, where the slices will be ordered and plotted counter-clockwise:
self._labels = labels
self._sizes = data
self._legend_labels = [label+" - "+"{:.1f}".format(value)+"%" for label, value in zip(self._labels, self._sizes)]
self._last_column = excelColumnFromNumber(len(self._labels))
self._plot_location = excelColumnFromNumber(len(self._data)+2)
explode = [0 for value in data]
explode[1] = 0.1
explode = tuple(explode)
self._figure = plt.figure(figsize=(5, 4), dpi=100, facecolor=(1,1,1), edgecolor=(0,0,0))
self.ax = self._figure.add_subplot()
self._canvas = FigureCanvas(self._figure)
colors = ['yellowgreen', 'lightskyblue']
self._navigation_toolbar = NavigationToolbar(self._canvas, None)
self.addToolBar(self._navigation_toolbar)
if random_colors:
if has_explode:
self.ax.pie(self._sizes, explode=explode, autopct = "%1.1f%%", shadow=True, startangle=int(90))
else:
self.ax.pie(self._sizes, autopct = "%1.1f%%", shadow=True, startangle=int(90))
else:
if has_explode:
self.ax.pie(self._sizes, explode=explode, colors=colors, autopct = "%1.1f%%", shadow=True, startangle=int(90))
else:
self.ax.pie(self._sizes, colors=colors, autopct = "%1.1f%%", shadow=True, startangle=int(90))
self.ax.legend(labels=self._legend_labels, loc="best")
# Equal aspect ratio ensures that pie is drawn as a circle.
self.ax.axis("equal")
self.ax.set_title(title)
self._bottom_toolbar = QToolBar(self)
self._bottom_toolbar.setMovable(False)
self._bottom_toolbar.setFloatable(False)
self._bottom_toolbar.setStyleSheet("QToolBar {border-bottom: None; border-top: 1px solid #BBBBBB;}")
self._table_name_label = QLabel(" Table:")
self._field_name_label = QLabel(" Field:")
self._table_name = FormEntry(self)
self._table_name.setMaximumHeight(20)
self._field_name = FormEntry(self)
self._field_name.setMaximumHeight(20)
self._table_name.setReadOnly(True)
self._field_name.setReadOnly(True)
self._table_name.setText(table_name)
self._field_name.setText(field_name)
self._bottom_toolbar.addWidget(self._table_name_label)
self._bottom_toolbar.addWidget(self._table_name)
self._bottom_toolbar.addWidget(self._field_name_label)
self._bottom_toolbar.addWidget(self._field_name)
self._export_chart_button = QPushButton("Export")
self._export_chart_button.setIcon(QIcon(QPixmap("export.png")))
self._export_chart_button.clicked.connect(self.exportChart)
self._bottom_toolbar.addWidget(HorizontalFiller(self))
self._bottom_toolbar.addWidget(self._export_chart_button)
self.addToolBar(Qt.BottomToolBarArea, self._bottom_toolbar)
self.setCentralWidget(self._canvas)
def exportChartFileDialog(self):
file_dialog = QFileDialog()
file_dialog.setNameFilters(["*. xlsx"])
file_name, ext = file_dialog.getSaveFileName(self, 'Export File', "", "Excel (*.xlsx)")
if file_name and ext == "Excel (*.xlsx)":
return file_name
return ""
def exportChart(self):
file_name = self.exportChartFileDialog()
if file_name != "":
title = self.ax.title.get_text()
df = pd.DataFrame(data=[self._df_data])
writer = pd.ExcelWriter(file_name, engine='xlsxwriter')
df.to_excel(writer, sheet_name='Pie_Chart', index=False)
workbook = writer.book
worksheet = writer.sheets["Pie_Chart"]
chart = workbook.add_chart({"type": 'pie'})
chart.set_title({"name": title})
chart.add_series({"categories": "=Pie_Chart!$A$1:${lc}$1".format(lc = self._last_column), "values": "=Pie_Chart!$A$2:${lc}$2".format(lc = self._last_column)})
worksheet.insert_chart(self._plot_location+"2", chart)
writer.save()
writer.close()
class PlotHBarWindow(QMainWindow):
def __init__(self, title, labels=[], data=[], table_name="", field_name="", parent=None):
super().__init__(parent)
self._title = title
self._labels = labels
self._data = data
self._last_column = excelColumnFromNumber(len(self._data))
self._plot_location = excelColumnFromNumber(len(self._data)+2)
self.setWindowTitle(self._title)
self._figure = plt.figure(figsize=(5, 4), dpi=100, facecolor=(1,1,1), edgecolor=(0,0,0))
self.ax = self._figure.add_subplot()
self.ax.set_title(self._title)
self._canvas = FigureCanvas(self._figure)
self._navigation_toolbar = NavigationToolbar(self._canvas, None)
self.addToolBar(self._navigation_toolbar)
self._bottom_toolbar = QToolBar(self)
self._bottom_toolbar.setMovable(False)
self._bottom_toolbar.setFloatable(False)
self._bottom_toolbar.setStyleSheet("QToolBar {border-bottom: None; border-top: 1px solid #BBBBBB;}")
self._table_name_label = QLabel(" Table:")
self._field_name_label = QLabel(" Field:")
self._table_name = FormEntry(self)
self._table_name.setMaximumHeight(20)
self._field_name = FormEntry(self)
self._field_name.setMaximumHeight(20)
self._table_name.setReadOnly(True)
self._field_name.setReadOnly(True)
self._table_name.setText(table_name)
self._field_name.setText(field_name)
self._bottom_toolbar.addWidget(self._table_name_label)
self._bottom_toolbar.addWidget(self._table_name)
self._bottom_toolbar.addWidget(self._field_name_label)
self._bottom_toolbar.addWidget(self._field_name)
self._export_chart_button = QPushButton("Export")
self._export_chart_button.setIcon(QIcon(QPixmap("export.png")))
self._export_chart_button.clicked.connect(self.exportChart)
self._bottom_toolbar.addWidget(HorizontalFiller(self))
self._bottom_toolbar.addWidget(self._export_chart_button)
self.addToolBar(Qt.BottomToolBarArea, self._bottom_toolbar)
y_pos = np.arange(len(data))
self.ax.barh(y_pos, data, align="center", color='lightskyblue', alpha=0.5)
self.ax.set_xlabel(labels[len(labels)-1])
#self.ax.set_ylabel(labels[1])
rects = self.ax.patches
low_rect = rects[0]
high_rect = rects[len(rects)-1]
width = low_rect.get_width()
self.ax.text(low_rect.get_x()+width, low_rect.get_y()+1, "Lowest: $"+str(data[0]))
width = high_rect.get_width()
self.ax.text(high_rect.get_x(), high_rect.get_y()+1, "Highest: $"+str(data[len(data)-1]))
self.setCentralWidget(self._canvas)
def exportChartFileDialog(self):
file_dialog = QFileDialog()
file_dialog.setNameFilters(["*. xlsx"])
file_name, ext = file_dialog.getSaveFileName(self, 'Export File', "", "Excel (*.xlsx)")
if file_name and ext == "Excel (*.xlsx)":
return file_name
return ""
def exportChart(self):
file_name = self.exportChartFileDialog()
field_name = self._field_name.text()
if file_name != "":
title = self.ax.title.get_text()
last_row = len(self._data)+2
col_1 = ["" for data in self._data]
col_2 = col_1.copy()
col_1[0] = self._data[0]
col_2[0] = self._data[len(self._data)-1]
data = {
self._labels[0]: self._data,
self._labels[1]: col_1,
self._labels[2]: col_2
}
df = pd.DataFrame(data=data)
writer = pd.ExcelWriter(file_name, engine='xlsxwriter')
df.to_excel(writer, sheet_name=field_name, index=False)
workbook = writer.book
worksheet = writer.sheets[field_name]
chart = workbook.add_chart({"type": 'bar'})
chart.set_title({"name": title})
chart.set_x_axis({'name': self._labels[0]})
chart.add_series({"values": "={fn}!$A$2:$A${lr}".format(lr=last_row, fn=field_name), 'fill': {'color': '#0000CC'}, 'border': {'color': '#0000CC'}})
worksheet.insert_chart(self._plot_location+"2", chart)
writer.save()
writer.close()
class Window(QMainWindow):
"""Class to create main widnow
Creates main window for displaying frame read from a connected camera.
The main window contains memu bar, tool bar, status bar, sliders and the
boxes showing the camera's information. These widget are created and added to
main window in the instance method of this class.
"""
def __init__(
self, device: int = 0, suffix: str = "png", camtype: str = "usb_cam",
color: str = "RGB", dst: str = ".", param: str = "full",
rule: str = "Sequential", parent=None):
super(Window, self).__init__(parent)
self.device = device
self.camtype = camtype
self.colorspace = color
self.image_suffix = suffix
self.video_codec = "AVC1"
self.video_suffix = "avi"
self.dst = Path(dst)
self.parent_dir = Path(__file__).parent.resolve()
self.filename_rule_lst = FileIO.file_save
self.filename_rule = FileIO.file_save_lst[-1]
self.is_display = True
self.param_separate = False
self.slot = Slot(self)
cam = self.get_cam()
self.camera = cam(self.device, self.colorspace, parent=self)
self.support_params = self.camera.get_supported_params()
self.current_params = self.camera.get_current_params(param)
# List of camera properties with temporal initial values
self.prop_table = [
["Fourcc", "aa"],
["Width", 640],
["Height", 480],
["FPS", 30.0],
["Bit depth", 8],
["File naming style", self.filename_rule]
]
self.setup()
self.set_timer()
def get_cam(self) -> str:
"""Return camera object according to current OS.
Detects what OS you are using, return camera objects in order to function properly.
- Linux: LinuxCamera
- RaspberryPi OS: RaspiCamera
- Windows: WindowsCamera
Returns:
Camera class
"""
if self.camtype == "raspi":
return RaspiCamera
self.system = platform.system()
if re.search("linux", self.system, re.IGNORECASE):
return LinuxCamera
elif re.search("windows", self.system, re.IGNORECASE):
return WindowsCamera
else:
return "Unknown type"
def setup(self):
"""Setup the main window for displaying frame and widget.
Creates a QMainWindow object, then add menubar, toolbar, statusbar, widgets and layout
into the window.
"""
self.setFocusPolicy(Qt.ClickFocus)
self.setContentsMargins(20, 0, 20, 0)
self.information_window_setup()
self.view_setup()
self.layout_setup()
self.image_setup()
self.toolbar_setup()
self.setWindowTitle("usbcamGUI")
self.update_prop_table()
self.adjust_windowsize()
self.set_theme()
def adjust_windowsize(self):
"""Adjusts the main window size
"""
system = Utility.get_os()
if system == "linux":
w, h, _ = self.get_screensize()
wscale = 0.5
hscale = 0.7
self.resize(wscale * w, hscale * h)
else:
self.resize(800, 600)
def set_theme(self):
"""Set color theme of the main window.
"""
self.style_theme = "light"
self.style_theme_sheet = ":/{}.qss".format(self.style_theme)
self.slot.switch_theme()
self.set_font(self.camera.font_family, self.camera.font_size)
def set_font(self, family: str = "Yu Gothic", size: int = 14):
"""Sets font-family and size of UI.
Args:
family (str, optional): Font-family. Defaults to "Yu Gothic".
size (int, optional): Font-size. Defaults to 20.
"""
self.setStyleSheet('font-family: "{}"; font-size: {}px;'.format(family, size))
def set_timer(self):
"""Set QTimer
Creates a QTimer object to update frame on view area. The interval is set to the inverse
of camera FPS.
"""
self.qtime_factor = 0.8
self.fps = 30.0
if self.fps:
self.msec = 1 / self.fps * 1000 * self.qtime_factor
else:
self.msec = 1 / 30.0 * 1000 * self.qtime_factor
self.timer = QTimer()
self.timer.setInterval(self.msec)
self.timer.timeout.connect(self.next_frame)
self.timer.start()
def stop_timer(self):
"""Deactivate the Qtimer object.
"""
self.timer.stop()
def start_timer(self):
"""Activate the Qtimer object.
"""
self.fps = 30.0
if self.fps:
self.msec = 1 / self.fps * 1000 * self.qtime_factor
else:
self.msec = 1 / 30.0 * 1000 * self.qtime_factor
self.timer.setInterval(self.msec)
self.timer.start()
def toolbar_setup(self):
"""Create toolbar
"""
self.toolbar = QToolBar("test", self)
self.addToolBar(self.toolbar)
current_size = str(self.font().pointSize())
lst = [str(i) for i in range(6, 14)]
lst.extend([str(i) for i in range(14, 40, 2)])
index = lst.index(current_size)
self.fontsize_combo = QComboBox()
self.fontsize_combo.addItems(lst)
self.fontsize_combo.setCurrentIndex(index)
self.fontsize_combo.currentTextChanged.connect(self.slot.set_fontsize)
self.fontsize_label = QLabel("Font size")
self.fontsize_label.setFrameShape(QFrame.Box)
self.comb = QFontComboBox()
self.toolbar.addWidget(self.save_button)
self.toolbar.addWidget(self.stop_button)
self.toolbar.addWidget(self.rec_button)
self.toolbar.addWidget(self.close_button)
self.toolbar.addWidget(self.theme_button)
self.toolbar.addWidget(self.help_button)
self.toolbar.addWidget(self.fontsize_label)
self.toolbar.addWidget(self.fontsize_combo)
self.toolbar.setStyleSheet(
"""
QToolBar {spacing:5px;}
"""
)
def view_setup(self):
"""Set view area to diplay read frame in part of the main window
"""
self.view = QGraphicsView()
self.scene = QGraphicsScene()
self.view.setScene(self.scene)
self.width = 640
self.height = 480
self.scene.setSceneRect(0, 0, self.width, self.height)
self.view.setMouseTracking(True)
self.view.setSizeAdjustPolicy(QAbstractScrollArea.AdjustToContents)
self.view.setCacheMode(QGraphicsView.CacheBackground)
self.view.setViewportUpdateMode(QGraphicsView.SmartViewportUpdate)
def layout_setup(self):
"""Set layout of objects on the window.
"""
self.window = QWidget()
self.setCentralWidget(self.window)
#self.view.mouseMoveEvent = self.get_coordinates
self.main_layout = QHBoxLayout()
self.window.setLayout(self.main_layout)
self.add_actions()
self.add_menubar()
self.add_statusbar()
self.button_block = self.add_buttons()
self.slider_group = self.add_params()
self.prop_block = self.add_prop_window()
self.create_mainlayout()
def image_setup(self):
"""Creates a Qimage to assign frame, then initialize with an image which has zero in all pixels.
"""
self.frame = np.zeros((640, 480, 3), dtype=np.uint8)
#cinit = np.ctypeslib.as_ctypes(self.frame)
#self.frame.buffer = sharedctypes.RawArray(cinit._type_, cinit)
self.qimage = QImage(
self.frame.data,
640,
480,
640 * 3,
QImage.Format_RGB888
)
self.pixmap = QPixmap.fromImage(self.qimage)
def add_actions(self):
"""Add actions executed when press each item in the memu window.
"""
self.save_act = self.create_action("&Save", self.save_frame, "Ctrl+s")
self.stop_act = self.create_action("&Pause", self.stop_frame, "Ctrl+p", checkable=True)
self.rec_act = self.create_action("&Record", self.record, "Ctrl+r", True)
self.quit_act = self.create_action("&Quit", self.slot.quit, "Ctrl+q")
self.theme_act = self.create_action("Switch &Theme", self.slot.switch_theme, "Ctrl+t")
self.param_act = self.create_action("Choose parameter slider", self.slot.switch_paramlist, "Ctrl+g")
self.show_paramlist_act = self.create_action("Parameters &List", self.slot.show_paramlist, "Ctrl+l")
self.show_shortcut_act = self.create_action("&Keybord shortcut", self.slot.show_shortcut, "Ctrl+k")
self.font_act = self.create_action("&Font", self.slot.set_font, "Ctrl+f")
self.usage_act = self.create_action("&Usage", self.slot.usage, "Ctrl+h")
self.about_act = self.create_action("&About", self.slot.about, "Ctrl+a")
def create_action(self, text: str, slot: Callable, key: str = None, checkable: bool = False,
check_defalut: bool = False) -> QAction:
"""Create a QAction object.
Args:
text (str): Text shown on menu.
slot (Callable): A method called when click the menu.
key (str, optional): Shortcut key. Defaults to None.
checkable (bool, optional): Add a checkbox into the menu. Defaults to False.
check_defalut (bool, optional): Check default status. Defaults to False.
Returns:
QAction: PySide2 QAction
"""
act = QAction(text)
act.setShortcut(key)
if checkable:
act.setCheckable(True)
act.setChecked(check_defalut)
act.toggled.connect(slot)
else:
act.triggered.connect(slot)
return act
def add_menubar(self):
"""Create menu bar, then add to the main window.
"""
self.menubar = QMenuBar()
self.setMenuBar(self.menubar)
self.file_tab = QMenu("&File")
self.file_tab.addAction(self.save_act)
self.file_tab.addAction(self.stop_act)
self.file_tab.addAction(self.rec_act)
self.file_tab.addSeparator()
self.file_tab.addAction(self.quit_act)
#self.file_tab.setSizePolicy(policy)
self.view_tab = QMenu("&View")
self.view_tab.addAction(self.theme_act)
self.view_tab.addAction(self.font_act)
self.view_tab.addAction(self.param_act)
self.view_tab.addAction(self.show_shortcut_act)
self.view_tab.addAction(self.show_paramlist_act)
self.help_tab = QMenu("&Help")
self.help_tab.addAction(self.usage_act)
self.help_tab.addAction(self.about_act)
self.menubar.addMenu(self.file_tab)
self.menubar.addMenu(self.view_tab)
self.menubar.addMenu(self.help_tab)
self.menubar.setStyleSheet(
"""
QMenuBar {
font-size: 16px;
spacing:10px;
padding-top: 5px;
padding-bottom: 10px;
}
"""
)
def add_statusbar(self):
"""Create status bar, then add to the main window.
The status bar shows the coordinates on the frame where the cursor is located and
its pixel value. The pixel value has RGB if the format of is color (RGB), does grayscale
value if grayscale.
"""
self.statbar_list = []
if self.colorspace == "rgb":
self.stat_css = {
"postion": "color: white",
"R": "color: white;",
"G": "color: white;",
"B": "color: white;",
"alpha": "color: white;",
}
else:
self.stat_css = {
"postion": "color: black;",
"gray": "color: black"
}
for s in self.stat_css.values():
stat = QStatusBar(self)
stat.setStyleSheet(s)
self.statbar_list.append(stat)
first = True
for stat in self.statbar_list:
if first:
self.setStatusBar(stat)
self.statbar_list[0].reformat()
first = False
else:
self.statbar_list[0].addPermanentWidget(stat)
def add_buttons(self):
"""Add push buttons on the window.
Add quit, save stop and usage buttons on the windows. When press each button, the set
method (called "slot" in Qt framework) are execeuted.
"""
self.save_button = self.create_button("&Save", self.save_frame, None, None, "Save the frame")
self.stop_button = self.create_button("&Pause", self.stop_frame, None, None, "Stop reading frame", True)
self.rec_button = self.create_button("&Rec", self.record, None, None, "Start recording", True)
self.close_button = self.create_button("&Quit", self.slot.quit, None, None, "Quit the program")
self.theme_button = self.create_button("Light", self.slot.switch_theme, None, None, "Switche color theme")
self.help_button = self.create_button("&Usage", self.slot.usage, None, None, "Show usage")
self.frame_button = self.create_button(
"Properties",
self.slot.change_frame_prop,
None,
tip="Change properties",
minsize=(150, 30)
)
self.default_button = self.create_button(
"&Default params",
self.set_param_default,
"Ctrl+d",
tip="Set default parameters",
minsize=(150, 30)
)
self.filerule_button = self.create_button(
"&Naming style",
self.slot.set_file_rule,
"Ctrl+n",
tip="Change naming style",
minsize=(150, 30)
)
hbox = QHBoxLayout()
hbox.addWidget(self.save_button)
hbox.addWidget(self.stop_button)
hbox.addWidget(self.rec_button)
hbox.addWidget(self.close_button)
hbox.addWidget(self.theme_button)
hbox.addWidget(self.help_button)
return hbox
def create_button(self, text: str, slot: Callable, key: str = None, icon: Icon = None,
tip: str = None, checkable: bool = False, minsize: tuple = None) -> QPushButton:
"""Create a QPushButton object.
Args:
text (str): Text shown on the button.
slot (Callable): A method called when click the button.
key (str, optional): Shortcut key. Defaults to None.
icon (Icon, optional): An icon shown on the button. Defaults to None.
tip (str, optional): A tips shown when position the pointer on the button. Defaults to None.
checkable (bool, optional): Add button to checkbox. Defaults to False.
msize (tuple, optional): Minimum size of the button box, (width, height).
Returns:
QPushButton: PySide2 QPushButton
"""
button = QPushButton(text)
if checkable:
button.setCheckable(True)
button.toggled.connect(slot)
else:
button.clicked.connect(slot)
if key:
button.setShortcut(key)
if icon:
button.setIcon(QIcon(icon))
if tip:
button.setToolTip(tip)
if minsize:
button.setMinimumSize(minsize[0], minsize[1])
else:
button.setMinimumSize(80, 30)
return button
def add_params(self) -> QGridLayout:
"""Set the properties of camera parameter.
Set the properties of camera parameter, then add sliders to change each parameter.
When change value on the slider, the value of paramter also changes by the caller
function.
"""
lst = self.current_params
for key, value in lst.items():
self.add_slider(key)
# add sliders
self.slider_table = QGridLayout()
self.slider_table.setSpacing(15)
self.slider_table.setContentsMargins(20, 20, 20, 20)
for row, param in enumerate(self.current_params):
self.slider_table.addWidget(self.current_params[param]["slider_label"], row, 0)
self.slider_table.addWidget(self.current_params[param]["slider"], row, 1)
self.slider_table.addWidget(self.current_params[param]["slider_value"], row, 2)
if len(self.current_params) > 15:
self.param_separate = True
else:
self.param_separate = False
return self.slider_table
def update_params(self, plist: list) -> QGridLayout:
"""Update camera's paramters and sliders shown on the windows.
"""
#self.current_params.clear()
self.current_params = self.camera.get_current_params("selected", plist)
for key, value in self.current_params.items():
self.add_slider(key)
# add sliders
grid = QGridLayout()
grid.setSpacing(15)
grid.setContentsMargins(20, 20, 20, 20)
for row, param in enumerate(self.current_params):
grid.addWidget(self.current_params[param]["slider_label"], row, 0)
grid.addWidget(self.current_params[param]["slider"], row, 1)
grid.addWidget(self.current_params[param]["slider_value"], row, 2)
if len(self.current_params) > 15:
self.param_separate = True
else:
self.param_separate = False
self.slider_group = grid
self.update_mainlayout()
self.update_prop_table()
self.write_text("update sliders")
return grid
def add_slider(self, param: str):
"""Creates slider, labels to show pamarater's name and its value.
Args:
param (str): A parameter to create slider.
"""
min_ = self.current_params[param]["min"]
max_ = self.current_params[param]["max"]
step = self.current_params[param]["step"]
value = self.current_params[param]["value"]
slider = QSlider(Qt.Horizontal)
if max_:
slider.setRange(min_, max_)
else:
slider.setRange(0, 1)
slider.setValue(int(value))
slider.setTickPosition(QSlider.TicksBelow)
slider.valueChanged.connect(lambda val, p=param: self.set_sliderval(p, val))
if step:
if max_ < 5:
slider.setTickInterval(step)
else:
slider.setTickInterval(10)
slider_label = QLabel(param)
slider_value = QLabel(str(value))
slider_label.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
slider_value.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
self.current_params[param]["slider"] = slider
self.current_params[param]["slider_label"] = slider_label
self.current_params[param]["slider_value"] = slider_value
def add_prop_window(self) -> QGridLayout:
"""Create a table to show the current properties of camera.
Returns:
QGridLayout: PySide2 QGridLayout
"""
header = ["property", "value"]
self.prop_table_widget = QTableWidget(self)
self.prop_table_widget.setColumnCount(len(header))
self.prop_table_widget.setRowCount(len(self.prop_table))
self.prop_table_widget.setHorizontalHeaderLabels(header)
self.prop_table_widget.verticalHeader().setVisible(False)
self.prop_table_widget.setAlternatingRowColors(True)
self.prop_table_widget.horizontalHeader().setStretchLastSection(True)
self.prop_table_widget.setEditTriggers(QAbstractItemView.NoEditTriggers)
self.prop_table_widget.setFocusPolicy(Qt.NoFocus)
for row, content in enumerate(self.prop_table):
for col, elem in enumerate(content):
self.item = QTableWidgetItem(elem)
self.prop_table_widget.setItem(row, col, self.item)
self.prop_table_widget.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
#self.prop_table_widget.resizeColumnsToContents()
#self.prop_table_widget.resizeRowsToContents()
self.prop_table_widget.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.prop_table_widget.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.prop_table_widget.setSizeAdjustPolicy(QAbstractScrollArea.AdjustToContentsOnFirstShow)
self.prop_table_widget.setColumnWidth(0, 150)
self.prop_table_widget.setColumnWidth(1, 150)
vbox = QVBoxLayout()
vbox.addWidget(self.prop_table_widget)
vbox.setContentsMargins(20, 20, 20, 20)
self.prop_group = QGroupBox("Frame Properties")
self.prop_group.setLayout(vbox)
return self.prop_group
def information_window_setup(self):
"""Creates information window.
Creates the information window where the event related to camera or window.
"""
self.text_edit = QTextEdit()
self.text_edit.setReadOnly(True)
self.text_edit.show()
vbox = QVBoxLayout()
vbox.addWidget(self.text_edit)
self.text_edit_box = QGroupBox("Information", self)
self.text_edit_box.setLayout(vbox)
self.text_edit_box.setAlignment(Qt.AlignLeft)
def create_mainlayout(self):
"""Create the main layout which consists of view area and information window.
"""
self.main_layout.addLayout(self.create_view_area_layout())
self.main_layout.addLayout(self.create_information_layout())
def update_mainlayout(self):
"""Recreate the main layout.
"""
self.delete_layout(self.information_layout)
self.delete_layout(self.upper_right)
self.add_prop_window()
self.main_layout.addLayout(self.create_information_layout())
def delete_layout(self, layout):
"""Delete layout
Args:
layout (QBoxLayout): QBoxLayout class object to delete
"""
while layout.count():
child = layout.takeAt(0)
if child.widget():
child.widget().deleteLater()
try:
child.spacerIitem().deleteLater()
except:
pass
def create_view_area_layout(self) -> QVBoxLayout:
"""Creates view area layout
"""
self.view_area_layout = QVBoxLayout()
self.view_area_layout.addWidget(self.view, 2)
self.view_area_layout.addWidget(self.text_edit_box)
return self.view_area_layout
def create_information_layout(self):
"""Creates information part layout
upper-left: current properties
upper-right: buttons
lower: sliders
"""
if self.param_separate:
self.entry_box = QVBoxLayout()
self.entry_box.addWidget(self.frame_button)
self.entry_box.addWidget(self.filerule_button)
self.entry_box.addWidget(self.default_button)
self.entry_box.addStretch(1)
self.entry_box.setSpacing(20)
self.entry_box.setContentsMargins(20, 20, 20, 20)
self.button_group_box = QGroupBox("Buttons", self)
self.button_group_box.setLayout(self.entry_box)
self.button_group_box.setAlignment(Qt.AlignLeft)
self.upper_right = QVBoxLayout()
self.upper_right.addWidget(self.prop_group, 1)
self.upper_right.addWidget(self.button_group_box, 1)
self.slider_group_box = QGroupBox("Parameters")
self.slider_group_box.setLayout(self.slider_group)
self.slider_group_box.setContentsMargins(20, 20, 20, 20)
self.information_layout = QHBoxLayout()
self.information_layout.addLayout(self.upper_right, 1)
self.information_layout.addWidget(self.slider_group_box, 2)
#self.information_layout.addStretch(1)
return self.information_layout
else:
self.entry_box = QVBoxLayout()
self.entry_box.addWidget(self.frame_button)
self.entry_box.addWidget(self.filerule_button)
self.entry_box.addWidget(self.default_button)
self.entry_box.addStretch(1)
self.entry_box.setSpacing(20)
self.entry_box.setContentsMargins(20, 20, 20, 20)
self.button_group_box = QGroupBox("Buttons", self)
self.button_group_box.setLayout(self.entry_box)
self.button_group_box.setAlignment(Qt.AlignLeft)
self.upper_right = QHBoxLayout()
self.upper_right.addWidget(self.prop_group)
self.upper_right.addWidget(self.button_group_box)
self.slider_group_box = QGroupBox("Parameters")
self.slider_group_box.setLayout(self.slider_group)
self.slider_group_box.setContentsMargins(20, 20, 20, 20)
self.information_layout = QVBoxLayout()
self.information_layout.addLayout(self.upper_right)
self.information_layout.addWidget(self.slider_group_box)
self.information_layout.setSpacing(30)
return self.information_layout
# decorator
def display(func):
def wrapper(self, *args, **kwargs):
try:
self.is_display = False
self.stop_timer()
func(self, *args, **kwargs)
finally:
self.is_display = True
self.start_timer()
return wrapper
def stop_frame(self, checked: bool):
"""Stop reading next frame.
Args:
checked (bool): True when presse the Stop button (toggle on). False when press
again (toggel off).
"""
if checked:
self.write_text("Stop !!")
self.is_display = False
self.stop_button.setText('Start')
self.stop_button.setChecked(True)
self.stop_act.setText('Start')
self.stop_act.setChecked(True)
else:
self.write_text("Start !!")
self.is_display = True
self.stop_button.setText('&Pause')
self.stop_button.setChecked(False)
self.stop_act.setText('&Pause')
self.stop_act.setChecked(False)
def keyPressEvent(self, event):
"""Exit the program
This method will be called when press the Escape key on the window.
"""
if event.key() == Qt.Key_Escape:
QApplication.quit()
def get_coordinates(self, event):
"""Show the current coordinates and value in the pixel where the cursor is located.
The status bar is updates by the obtained values.
"""
if self.item is self.view.itemAt(event.pos()):
sp = self.view.mapToScene(event.pos())
lp = self.item.mapFromScene(sp).toPoint()
(x, y) = lp.x(), lp.y()
#color = self.frame.image.pixel(x, y)
color = self.qimage.pixelColor(x, y)
if self.colorspace == "rgb":
value = color.getRgb()
elif self.colorspace == "gray":
value = color.value()
# Return none if the coordinates are out of range
if x < 0 and self.frame.width < x:
return
elif y < 0 and self.frame.height < y:
return
if self.frame.img_is_rgb:
status_list = [
"( x : {}, y :{} )".format(x, y),
"R : {}".format(value[0]),
"G : {}".format(value[1]),
"B : {}".format(value[2]),
"alpha : {}".format(value[3])
]
else:
status_list = [
"( x : {}, y :{} )".format(x, y),
"gray value : {}".format(value),
]
for statbar, stat in zip(self.statbar_list, status_list):
statbar.showMessage(stat)
def next_frame(self):
"""Get next frame from the connected camera.
Get next frame, set it to the view area and update.
"""
#print("display :", self.is_display)
if self.is_display:
self.camera.read_frame()
self.convert_frame()
self.scene.clear()
self.scene.addPixmap(self.pixmap)
self.update()
#print("update")
def convert_frame(self):
"""Convert the class of frame
Create qimage, qpixmap objects from ndarray frame for displaying on the window.
"""
if self.colorspace == "rgb":
self.qimage = QImage(
self.camera.frame.data,
self.camera.frame.shape[1],
self.camera.frame.shape[0],
self.camera.frame.shape[1] * 3,
QImage.Format_RGB888
)
elif self.colorspace == "gray":
self.qimage = QImage(
self.camera.frame.data,
self.camera.frame.shape[1],
self.camera.frame.shape[0],
self.camera.frame.shape[1] * 1,
QImage.Format_Grayscale8)
self.pixmap.convertFromImage(self.qimage)
def save_frame(self):
"""Save the frame on the window as an image.
"""
if self.filename_rule == "Manual":
self.save_frame_manual()
if not self.filename:
return None
prm = re.sub(r"\.(.*)", ".csv", str(self.filename))
else:
self.filename = FileIO.get_filename(self.filename_rule, self.image_suffix, self.parent_dir)
prm = str(self.filename).replace(self.image_suffix, "csv")
if not self.dst.exists():
self.dst.mkdir(parents=True)
im = Image.fromarray(self.camera.frame)
im.save(self.filename)
# make a parameter file
with open(prm, "w") as f:
for name, key in self.current_params.items():
f.write("{},{}\n".format(name, self.current_params[name]["value"]))
self.write_text("{:<10}: {}".format("save image", self.filename))
self.write_text("{:<10}: {}".format("save param", prm))
def update_prop_table(self):
"""Updates the table that shows the camera properties.
"""
w, h, cc, f = self.camera.get_properties()
self.prop_table = [
["Fourcc", cc],
["Width", int(w)],
["Height", int(h)],
["FPS", "{:.1f}".format(f)],
["Bit depth", 8],
["Naming Style", self.filename_rule]
]
col = 1
for row in range(len(self.prop_table)):
text = str(self.prop_table[row][col])
self.prop_table_widget.item(row, col).setText(text)
def record(self):
"""Start or end recording
"""
if self.camera.is_recording:
self.camera.stop_recording()
self.rec_button.setText('&Rec')
self.rec_act.setText('&Record')
self.write_text("save : {}".format(self.video_filename))
else:
self.video_filename = FileIO.get_filename(self.filename_rule, self.video_suffix, self.parent_dir)
self.camera.start_recording(self.video_filename, self.video_codec)
self.rec_button.setText('Stop rec')
self.rec_act.setText('Stop record')
@display
def save_frame_manual(self) -> bool:
"""Determine file name of image to save with QFileDialog
"""
self.dialog = QFileDialog()
self.dialog.setWindowTitle("Save File")
self.dialog.setNameFilters([
"image (*.jpg *.png *.tiff *.pgm)",
"All Files (*)"
])
self.dialog.setAcceptMode(QFileDialog.AcceptSave)
self.dialog.setOption(QFileDialog.DontUseNativeDialog)
if self.dialog.exec_():
r = self.dialog.selectedFiles()
# If the file name doesn't include supproted suffixes, add to the end.
if re.search(".pgm$|.png$|.jpg$|.tiff$", r[0]):
self.filename = r[0]
else:
self.filename = "{}.{}".format(r[0], self.image_suffix)
return True
else:
return False
def get_screensize(self):
"""Get current screen size from the output of linux cmd `xrandr`.
"""
cmd = ["xrandr"]
ret = subprocess.check_output(cmd)
output = ret.decode()
pattern = r"current(\s+\d+\s+x\s+\d+)"
m = re.search(pattern, output)
if m:
size = re.sub(" ", "", m.group(1))
w, h = map(int, size.split("x"))
return w, h, size
else:
return None
def set_sliderval(self, param: str, value: int):
"""Changes a camera parameter.
Updates the label on the right of the slider if input value is valid.
Args:
param (str): A camera parameter
value (int): its value
"""
val = self.camera.set_parameter(param, value)
self.current_params[param]["value"] = str(val)
self.current_params[param]["slider_value"].setText(str(value))
def set_param_default(self):
"""Sets all paramters to default.
"""
for param, values in self.current_params.items():
default = values["default"]
self.camera.set_parameter(param, default)
self.current_params[param]["slider"].setValue(int(default))
self.current_params[param]["slider_value"].setText(str(default))
def get_properties(self) -> list:
"""Get the current camera properties.
Returns:
list: parameters. fourcc, width, height, fps.
"""
tmp = []
for row in range(4):
tmp.append(self.prop_table[row][1])
return tmp
def write_text(self, text: str, level: str = "info", color: str = None):
"""Writes the message into information window.
Args:
text (str): A text to write.
level (str, optional): Log lebel of the message. Defaults to "info".
color (str, optional): Font color. Defaults to None.
"""
now = datetime.now().strftime("%Y-%m-%d %H:%M:%S.%f")
now = now[:-3]
if color == "red":
form = f"<font color='red'>[{level.upper():<4} {now}] {text}</font>"
elif color == "yellow":
form = f"<font color='yellow'>[{level.upper():<4} {now}] {text}</font>"
else:
form = f"[{level.upper():<4} {now}] {text}"
self.text_edit.append(form)
class MainUI(QMainWindow):
def __init__(self):
super().__init__()
self.setWindowFlags(Qt.FramelessWindowHint)
#self.setAttribute(Qt.WA_TranslucentBackground, True)
self.setFixedSize(601, 401)
self.toolbar_selected = False
self.toolbar = QToolBar()
self.toolbar.setObjectName("toolbar")
self.toolbar.setMovable(False)
self.toolbar.setFloatable(False)
self.toolbar.setContextMenuPolicy(
Qt.PreventContextMenu) # no right-click on toolbar
self.addToolBar(self.toolbar)
self.toolbar.setStyleSheet("background-color: khaki")
self.admin_btn = QPushButton("Admin", self)
self.admin_btn.setObjectName("admin_btn")
self.admin_btn.setFixedSize(65, 30)
self.info_btn = QPushButton("Info", self)
self.info_btn.setObjectName("info_btn")
self.info_btn.setFixedSize(35, 30)
self.spacer = QWidget()
self.spacer.setObjectName("toolbar_spacer")
self.spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
self.toolbar_label = QLabel("")
self.toolbar_label.setObjectName("toolbar_label")
self.toolbar_label.setAlignment(Qt.AlignCenter)
self.toolbar_label.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Fixed)
self.close_btn = QPushButton(" X")
self.close_btn.setObjectName("close_btn")
self.close_btn.setFixedSize(30, 30)
self.toolbar.addWidget(self.admin_btn)
# self.toolbar.addWidget(self.spacer)
self.toolbar.addWidget(self.toolbar_label)
# self.toolbar.addWidget(self.spacer)
self.toolbar.addWidget(self.info_btn)
self.toolbar.addWidget(self.close_btn)
self.toolbar_label.mousePressEvent = self.mousePressEvent # to move window
self.mousePressEvent = self.mousePressEvent_ # to check if window content is selected or not
self.close_btn.pressed.connect(self.close_window)
def mousePressEvent_(self, e):
""" to be able to drag window just via toolbar
I made this custome mousePressEvent to filter any click,
other than toolbar.
If we click on any place on the window(except the toolbar),
this method will be activated and set the toolbar_selected=false,
so that we won't be able do anything in normal mousePressEvent
"""
self.toolbar_selected = False
def mousePressEvent(self, e):
self.toolbar_selected = True
""" If defiend section is pressed
Activate the mouseMoveEvent to
get the mouse positions
"""
self.mouse_pressed = True
self.old_pos = e.globalPos()
def mouseMoveEvent(self, e):
""" move the whole window to mouse position
"""
if self.toolbar_selected:
delta = QPoint(e.globalPos() - self.old_pos)
self.move(self.x() + delta.x(), self.y() + delta.y())
self.old_pos = e.globalPos()
def close_window(self):
self.close()
class TerminalFrame(QWidget):
# --- Init methods ---
def __init__(self, config):
"""
Serial Console frame
:param config: application configuration file
"""
QWidget.__init__(self)
self.config = config
self.setWindowTitle("DigiQt - Terminal")
self.sig_keyseq_pressed = None # signal configured by serialControler
self.sig_button_pressed = None # signal configured by serialControler
# Virtual Serial out
self.serial_out = SerialOut(self.config)
# Serial terminal (real)
self.terminal = SerialTerminalFrame(self.config)
# Tab
self.tab_widget = QTabWidget()
self.tab_widget.addTab(self.serial_out, "Virtual terminal")
self.tab_widget.addTab(self.terminal, "Serial terminal")
# Serial in
self.serial_in = QLabel()
self.serial_in.setAlignment(Qt.AlignCenter)
self.serial_in.setFixedSize(QSize(44, 36))
font = QFont()
font.setPointSize(30)
font.setBold(True)
self.serial_in.setFont(font)
# Buttons
self.clear_btn = ClearButton(config)
self.clear_btn.on_clear = lambda: self.sig_button_pressed.emit(3)
shortcut_space = QShortcut(QKeySequence(Qt.Key_Space), self)
shortcut_space.activated.connect(lambda: self.__send_key(" "))
self.tab_widget.currentChanged.connect(self.__on_tab_changed)
self._init_tool_bar()
# Compute max size
max_w = self.terminal.maximumWidth()
max_h = self.terminal.maximumHeight() + self.tab_widget.tabBar(
).minimumHeight() + self.toolbar.maximumHeight()
self.setMaximumSize(QSize(max_w, max_h))
self._set_layout()
self._set_stylesheet()
def _init_tool_bar(self):
"""
Creates the main toolbar with all its content
"""
self.toolbar = QToolBar()
self.toolbar.setFixedHeight(70)
self.toolbar.addWidget(self.clear_btn)
self.toolbar.addWidget(self.serial_in)
def __on_tab_changed(self):
"""
Hides the serial in display when current widget is the real terminal
"""
if self.tab_widget.currentWidget() == self.serial_out:
self.serial_in.setStyleSheet(style.get_stylesheet("serial_in"))
else:
self.serial_in.setStyleSheet(
"background: #333333; color: #333333;")
self.terminal.textbox.setFocus()
def _set_layout(self):
"""
Creates this Widget's Layout
"""
box = QGridLayout()
box.setContentsMargins(0, 0, 0, 0)
box.addWidget(self.toolbar, 0, 0)
box.addWidget(self.tab_widget, 1, 0)
self.setLayout(box)
def clear(self):
"""
Clears the content of the current tab
"""
if self.tab_widget.currentWidget() == self.serial_out:
self.serial_out.console.setPlainText("")
self.set_serial_in(" ")
else:
self.terminal.textbox.setPlainText("")
self.terminal.textbox.setFocus()
def _set_stylesheet(self):
self.toolbar.setStyleSheet(style.get_stylesheet("qtoolbar"))
self.setStyleSheet(style.get_stylesheet("common"))
self.serial_in.setStyleSheet(style.get_stylesheet("serial_in"))
self.serial_out.console.setStyleSheet(
"background-color: #000000; color: white; padding-left: 10px;")
self.terminal.textbox.setStyleSheet(
"background-color: #000000; color: #44DD44;")
self.tab_widget.setStyleSheet(style.get_stylesheet("tab"))
def keyPressEvent(self, event):
"""
Intercepts key press events
"""
self.__send_key(event.text())
def __send_key(self, key_typed):
"""
Sends signal to serialControler
:param key_type: key typed
"""
if self.tab_widget.currentWidget() == self.serial_out:
self.sig_keyseq_pressed.emit(key_typed)
def set_serial_in(self, val):
"""
Sets the serial in value
"""
self.serial_in.setText(val)
def append_serial_out(self, byte):
"""
Appends the given text inside the serial out area
"""
# First, we place the cursor at the end (this will also clear the selection before inserting new text)
if byte != 10:
cursor = self.serial_out.console.textCursor()
cursor.movePosition(QTextCursor.End)
self.serial_out.console.setTextCursor(cursor)
try:
self.serial_out.console.insertPlainText(chr(byte))
except ValueError:
self.serial_out.console.insertPlainText(" ")
def closeEvent(self, event):
"""
Event called upon a red-cross click.
"""
self.terminal.sig_terminal_open.emit(
False) # ask Serial Controller to terminate the thread
self.on_close()
def on_close(self):
"""
Reroute this method in the Main Frame in order to Updates the execution frame's open editor icon and tooltip
"""
pass
def __init__(self):
super().__init__();
self.setWindowTitle("Roots")
self.setFixedWidth(1200)
self.resize(1200, 1200)
self.threadpool = QThreadPool();
self.object_list = list()
self.is_training_on = False
self.interaction_under_training = None
self.n_measurements_collected = 0
self.n_measurements_to_collect = 3
self.sensor_not_responding = True
self.sensor_not_responding_timeout = 2000 # milliseconds
self.database_connection = self.create_temporary_database()
self.active_object = None
self.number_of_objects_added = 0
self.sensor_start_freq = 250000
self.sensor_end_freq = 3000000
# creates the plot
self.plotWidget = pyqtgraph.PlotWidget(title = "Sensor Response")
self.plotWidget.setFixedHeight(300)
self.plotWidget.getAxis("bottom").setLabel("Excitation frequency", "Hz")
self.plotWidget.getAxis("left").setLabel("Volts", "V")
self.dataPlot = self.plotWidget.plot()
# timer used to see if the sensor is responding
self.timer = QTimer()
self.timer.setInterval(self.sensor_not_responding_timeout)
self.timer.timeout.connect(self.timer_timeout)
self.timer_timeout()
# defines the actions in the file menu with button actions
iconExit = QIcon("icons/icon_exit.png")
btnActionExit = QAction(iconExit, "Exit", self)
btnActionExit.setStatusTip("Click to terminate the program")
btnActionExit.triggered.connect(self.exit)
iconSave = QIcon("icons/icon_save.ico")
buttonActionSave = QAction(iconSave, "Save current set of objects", self)
# buttonActionSave.setStatusTip("Click to perform action 2")
buttonActionSave.triggered.connect(self.save)
iconOpen = QIcon("icons/icon_load.png")
buttonActionOpen = QAction(iconOpen, "Load set of objects", self)
buttonActionOpen.triggered.connect(self.open)
# toolbar
toolBar = QToolBar("Toolbar")
toolBar.addAction(buttonActionSave)
toolBar.addAction(buttonActionOpen)
toolBar.setIconSize(QSize(64, 64))
toolBar.setStyleSheet(styles.toolbar)
self.addToolBar(toolBar)
# menu
menuBar = self.menuBar()
menuBar.setStyleSheet(styles.menuBar)
menuFile = menuBar.addMenu("File")
menuOptions = menuBar.addMenu("Options")
menuView = menuBar.addMenu("View")
menuConnect = menuBar.addMenu("Connect")
menuFile.addAction(buttonActionSave)
menuFile.addAction(buttonActionOpen)
menuFile.addAction(btnActionExit)
# status bar
self.setStatusBar(QStatusBar(self))
# creates the "My Objects" label
labelMyObjects = QLabel("My Objects")
labelMyObjects.setFixedHeight(100)
labelMyObjects.setAlignment(Qt.AlignCenter)
labelMyObjects.setStyleSheet(styles.labelMyObjects)
# button "add object"
icon_plus = QIcon("icons/icon_add.png")
self.btn_create_object = QPushButton("Add Object")
self.btn_create_object.setCheckable(False)
self.btn_create_object.setIcon(icon_plus)
self.btn_create_object.setFixedHeight(80)
self.btn_create_object.setStyleSheet(styles.addObjectButton)
self.btn_create_object.clicked.connect(self.create_object)
# defines the layout of the "My Objects" section
self.verticalLayout = QVBoxLayout()
self.verticalLayout.setContentsMargins(0,0,0,0)
self.verticalLayout.addWidget(labelMyObjects)
self.verticalLayout.addWidget(self.btn_create_object)
self.spacer = QSpacerItem(0,2000, QSizePolicy.Expanding, QSizePolicy.Expanding)
self.verticalLayout.setSpacing(0)
self.verticalLayout.addSpacerItem(self.spacer) #adds spacer
# defines the ComboBox which holds the names of the objects
self.comboBox = QComboBox()
self.comboBox.addItem("- no object selected")
self.comboBox.currentIndexChanged.connect(self.comboBox_index_changed)
self.comboBox.setFixedSize(300, 40)
self.comboBox.setStyleSheet(styles.comboBox)
self.update_comboBox()
# defines the label "Selected Object" (above the comboBox)
self.labelComboBox = QLabel()
self.labelComboBox.setText("Selected Object:")
self.labelComboBox.setStyleSheet(styles.labelComboBox)
self.labelComboBox.adjustSize()
# vertical layout for the combobox and its label
self.VLayoutComboBox = QVBoxLayout()
self.VLayoutComboBox.addWidget(self.labelComboBox)
self.VLayoutComboBox.addWidget(self.comboBox)
# label with the output text (the big one on the right)
self.labelClassification = QLabel()
self.labelClassification.setText("No interaction detected")
self.labelClassification.setFixedHeight(80)
self.labelClassification.setStyleSheet(styles.labelClassification)
self.labelClassification.adjustSize()
HLayoutComboBox = QHBoxLayout()
HLayoutComboBox.addLayout(self.VLayoutComboBox)
HLayoutComboBox.addSpacerItem(QSpacerItem(1000,0, QSizePolicy.Expanding, QSizePolicy.Expanding)); #adds spacer
HLayoutComboBox.addWidget(self.labelClassification)
# creates a frame that contains the combobox and the labels
frame = QFrame()
frame.setStyleSheet(styles.frame)
frame.setLayout(HLayoutComboBox)
# sets the window layout with the elements created before
self.windowLayout = QVBoxLayout()
self.windowLayout.addWidget(self.plotWidget)
self.windowLayout.addWidget(frame)
self.windowLayout.addLayout(self.verticalLayout)
# puts everything into a frame and displays it on the window
self.mainWindowFrame = QFrame()
self.mainWindowFrame.setLayout(self.windowLayout)
self.mainWindowFrame.setStyleSheet(styles.mainWindowFrame)
self.setCentralWidget(self.mainWindowFrame)
self.create_object() # creates one object at the beginning
