""" Copyright 2023 Suchinton Chakravarty Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. """ from main import * from PyQt5 import QtCore from PyQt5.QtCore import QPropertyAnimation from PyQt5.QtWidgets import QWidget from PyQt5.QtCore import QEasingCurve from PyQt5.QtWidgets import QGraphicsOpacityEffect from PyQt5.QtWidgets import QDesktopWidget import logging import json from . import Kuksa_Instance as kuksa_instance # Global variables subscribed = False should_execute_callback = True class UI_Handeler(MainWindow): """ This class handles the UI of the AGL Demo Control Panel application. """ def Hide_Navbar(self, bool_arg): """ This method hides the navigation bar of the UI. Args: - bool_arg: A boolean value indicating whether to hide the navigation bar or not. """ height = self.BottomMenuSubContainer.height() heightExtended = 75 if bool_arg else 0 self.animation = QPropertyAnimation(self.BottomMenuSubContainer, b"minimumHeight") self.animation.setDuration(400) self.animation.setStartValue(height) self.animation.setEndValue(heightExtended) self.animation.setEasingCurve(QtCore.QEasingCurve.InOutQuart) self.animation.start() def animateSwitch(self, index): """ This method animates the switching of pages for QstackedWidget with the animation being a fade in and out. Args: - index: The index of the page to switch to. """ self.fader_widget = FaderWidget(self.stackedWidget.currentWidget(), self.stackedWidget.widget(index)) self.stackedWidget.setCurrentIndex(index) def toggleMaximized(self): """ This method toggles the maximized state of the window. """ if self.isMaximized(): self.showNormal() else: self.showMaximized() def moveWindow(self, event): """ This method moves the window by dragging the header. Args: - event: The event object containing information about the mouse event. """ if event.buttons() == QtCore.Qt.LeftButton: self.move(self.pos() + event.globalPos() - self.clickPosition) self.clickPosition = event.globalPos() event.accept() def mousePressEvent(self, event): self.clickPosition = event.globalPos() event.accept() def mouseReleaseEvent(self, event): self.clickPosition = None event.accept() def set_instance(self): """ This method sets the instance of the Kuksa client. Returns: - True if the client is connected to Kuksa, False otherwise. """ self.kuksa = kuksa_instance.KuksaClientSingleton.instance() self.client = self.kuksa.get_client() if self.client is not None and self.client.checkConnection(): return True else: print("No connection to Kuksa") return False def subscribe_VSS_Signals(self): """ This method subscribes to the VSS signals from Kuksa. """ global subscribed if not subscribed: self.kuksa = kuksa_instance.KuksaClientSingleton.instance() self.client = self.kuksa.get_client() if self.client is not None and self.client.checkConnection(): signals = [ "Vehicle.Speed", "Vehicle.Powertrain.CombustionEngine.Speed", "Vehicle.Body.Lights.DirectionIndicator.Left.IsSignaling", "Vehicle.Body.Lights.DirectionIndicator.Right.IsSignaling", "Vehicle.Body.Lights.Hazard.IsSignaling", "Vehicle.Powertrain.FuelSystem.Level", "Vehicle.Powertrain.CombustionEngine.ECT", "Vehicle.Powertrain.Transmission.SelectedGear", "Vehicle.Cabin.HVAC.Station.Row1.Left.Temperature", "Vehicle.Cabin.HVAC.Station.Row1.Left.FanSpeed", "Vehicle.Cabin.HVAC.Station.Row1.Right.Temperature", "Vehicle.Cabin.HVAC.Station.Row1.Right.FanSpeed"] for signal in signals: self.client.subscribe(signal, lambda data: UI_Handeler.VSS_callback(self,data), 'value') subscribed = True else: subscribed = False print("No connection to Kuksa") def VSS_callback(self,data): """ This method is the callback function for the VSS signals from Kuksa. Args: - data: The data received from the signal. """ global should_execute_callback if should_execute_callback is False: return IC_Page = self.stackedWidget.widget(1) HVAC_Page = self.stackedWidget.widget(2) info = json.loads(data) path = info.get('data', {}).get('path') value = info.get('data', {}).get('dp', {}).get('value') print(f"Received subscription event: {path} {value}") if path == "Vehicle.Speed": IC_Page.Speed_monitor.display(int(IC_Page.Speed_slider.value())) IC_Page.Speed_slider.setValue(int(value)) if path == "Vehicle.Powertrain.CombustionEngine.Speed": IC_Page.RPM_slider.setValue(int(value)) IC_Page.RPM_monitor.display(int(IC_Page.RPM_slider.value())) if path == "Vehicle.Body.Lights.DirectionIndicator.Left.IsSignaling": IC_Page.leftIndicatorBtn.setChecked(bool(value)) if path == "Vehicle.Body.Lights.DirectionIndicator.Right.IsSignaling": IC_Page.rightIndicatorBtn.setChecked(bool(value)) if path == "Vehicle.Body.Lights.Hazard.IsSignaling": IC_Page.hazardBtn.setChecked(bool(value)) if path == "Vehicle.Powertrain.FuelSystem.Level": IC_Page.fuelLevel_slider.setValue(int(value)) if path == "Vehicle.Powertrain.CombustionEngine.ECT": IC_Page.coolantTemp_slider.setValue(int(value)) if path == "Vehicle.Powertrain.Transmission.SelectedGear": if int(value) == 127: IC_Page.driveBtn.setChecked(True) elif int(value) == 126: IC_Page.parkBtn.setChecked(True) elif int(value) == -1: IC_Page.reverseBtn.setChecked(True) elif int(value) == 0: IC_Page.neutralBtn.setChecked(True) if path == "Vehicle.Cabin.HVAC.Station.Row1.Left.Temperature": HVAC_Page.left_temp.setValue(int(value)) if path == "Vehicle.Cabin.HVAC.Station.Row1.Left.FanSpeed": HVAC_Page.left_fan.setValue(int(value)) if path == "Vehicle.Cabin.HVAC.Station.Row1.Right.Temperature": HVAC_Page.right_temp.setValue(int(value)) if path == "Vehicle.Cabin.HVAC.Station.Row1.Right.FanSpeed": HVAC_Page.right_fan.setValue(int(value)) class FaderWidget(QWidget): def __init__(self, old_widget, new_widget): super().__init__(new_widget) self.old_widget = old_widget self.new_widget = new_widget self.effect = QGraphicsOpacityEffect() self.new_widget.setGraphicsEffect(self.effect) self.animation = QPropertyAnimation(self.effect, b"opacity") self.animation.setDuration(300) self.animation.setStartValue(0) self.animation.setEndValue(1) self.animation.setEasingCurve(QEasingCurve.OutCubic) self.animation.finished.connect(self.close) self.animate() def animate(self): self.animation.start() def close(self): self.old_widget.close() self.new_widget.show() super().close()