gotelem/py/pytelem/bms.py
2023-09-19 14:17:22 -05:00

143 lines
3.8 KiB
Python

from typing import Dict
from typing_extensions import TypedDict
from PySide6.QtCore import QObject, Qt, Slot
from PySide6.QtGui import QFontDatabase
from PySide6.QtWidgets import QButtonGroup, QDockWidget, QGridLayout, QGroupBox, QHBoxLayout, QLabel, QRadioButton, QVBoxLayout, QWidget
ContactorStates = TypedDict("ContactorStates", {})
class BMSState(QObject):
"""Represents the BMS state, including history."""
main_voltage: float
aux_voltage: float
current: float
def __init__(self, parent=None, upstream=None):
super().__init__(parent)
# uhh, take a connection to the upstream?
class BMSModuleViewer(QWidget):
"""BMS module status viewer (temp and voltage)"""
# use graphics view for rendering.
temps: list[float] = []
volts: list[float] = []
def __init__(self, parent = None) -> None:
super().__init__(parent)
layout = QGridLayout()
bg = QButtonGroup(self)
self.volts_btn = QRadioButton("Voltage", self)
self.temps_btn = QRadioButton("Temperatures", self)
bg.addButton(self.volts_btn)
bg.addButton(self.temps_btn)
layout.addWidget(self.volts_btn, 0, 0)
layout.addWidget(self.temps_btn, 0, 1)
class BMSOverview(QWidget):
current: QLabel
main_voltage: QLabel
aux_voltage: QLabel
def __init__(self, parent=None) -> None:
super().__init__(parent)
# self.setMaximumWidth()
layout = QGridLayout()
layout.setRowStretch(0, 80)
layout.setRowStretch(1, 20)
number_font = QFontDatabase.systemFont(QFontDatabase.SystemFont.FixedFont)
number_font.setPointSize(18)
hcenter = Qt.AlignmentFlag.AlignHCenter
self.main_voltage = QLabel("0.000", self)
self.main_voltage.setAlignment(hcenter)
self.main_voltage.setFont(number_font)
layout.addWidget(self.main_voltage, 0, 0)
main_v_label = QLabel("Main Voltage", self)
main_v_label.setAlignment(hcenter)
layout.addWidget(main_v_label, 1, 0)
self.aux_voltage = QLabel("0.000", self)
self.aux_voltage.setAlignment(hcenter)
self.aux_voltage.setFont(number_font)
layout.addWidget(self.aux_voltage, 0, 1)
aux_v_label = QLabel("Aux Voltage", self)
aux_v_label.setAlignment(hcenter)
layout.addWidget(aux_v_label, 1, 1)
self.current = QLabel("0.000", self)
self.current.setAlignment(hcenter)
self.current.setFont(number_font)
layout.addWidget(self.current, 0, 2)
current_label = QLabel("Battery Current", self)
current_label.setAlignment(hcenter)
layout.addWidget(current_label, 1, 2)
# now add widgets that display the numeric values.
# then make slots that take floats and display them.
self.setLayout(layout)
@Slot(float)
def update_main_v(self, value: float):
self.main_voltage.setText(f"{value:.2f}")
@Slot(float)
def set_aux_v(self, value:float):
self.aux_voltage.setText(f"{value:.3f}")
@Slot(float)
def set_current(self, value: float):
self.current.setText(f"{value:.3f}")
class BMSStatus(QWidget):
contactor_items: Dict[str, QLabel] = dict()
"A mapping of string names to the label, used to set open/closed"
def __init__(self, parent: QWidget | None = None, contactors: list[str] = []):
super().__init__(parent)
layout = QVBoxLayout(self)
self.contactors_grp = QGroupBox("Contactor State", self)
contactor_layout = QGridLayout()
self.contactors_grp.setLayout(contactor_layout)
layout.addWidget(self.contactors_grp)
for c in contactors:
label = QLabel(c, self)
self.contactor_items[c] = label
contactor_layout.addWidget(label)
class BMSPlotsWidget(QWidget):
pass