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RTPlotWidget.py
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RTPlotWidget.py
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from PyQt5 import QtCore
from PyQt5 import QtWidgets
from PyQt5 import uic
import time
from functools import partial
import sys
from .lib import general_lib as lib
from .RTPlotActions import RTPlotActions
from .signalWidget import SignalWidget
from . import define as define
import os
import sys
class RTPlotWidget(QtWidgets.QWidget, RTPlotActions):
droppedTree = QtCore.pyqtSignal(dict)
addSignal2 = QtCore.pyqtSignal(str, str, int, str)
def __init__(self, logger, selfself, id):
super(RTPlotWidget, self).__init__()
if getattr(sys, 'frozen', False):
# frozen
packagedir = os.path.dirname(sys.executable)+'/RTOC/data'
else:
# unfrozen
packagedir = os.path.dirname(os.path.realpath(__file__))
uic.loadUi(packagedir+"/ui/plotWidget.ui", self)
self.setAcceptDrops(True)
self.setObjectName("RTPlotWidget"+str(id))
self.self = selfself
self.id = id
self.logger = logger
self.config = self.self.config
self.plotStyles = self.self.plotStyles
self.active = True
self.lastActive = time.time()
self.updatePlotSamplerate = 10
self.signalObjects = []
self.lastUpdate = time.time()
self.deviceTreeWidgetItems = []
self.signalTreeWidgetItems = []
self.devices = []
self.updatePlotTimer = QtCore.QTimer()
self.updatePlotTimer.timeout.connect(self.updatePlot)
self.updatePlotTimer.start(int(1/self.updatePlotSamplerate*1000))
self.xTimeBase = True
self.globalXOffset = 0
self.grid = self.config["grid"]
self.mouseX = 0
self.mouseY = 0
self.lastSignalClick = [0, 0]
self.addSignal2.connect(self.addSignal, QtCore.Qt.QueuedConnection)
self.signalHeight = define.signalButtonHeight
self.connectButtons()
self.initPlotWidget()
self.initPlotToolsWidget()
self.initPlotViewWidget()
self.gridViewWidget.xCheckbox.setChecked(self.grid[0])
self.gridViewWidget.yCheckbox.setChecked(self.grid[1])
self.gridViewWidget.alphaSlider.setValue(self.grid[2]*100)
self.initROIS()
self.initCrosshair()
self.initCutTool()
self.initMeasureTool()
self.updateLabels()
self.treeWidget.startDrag = self.startDragTreeWidget
self.treeWidget.dropEvent = self.dropEventTreeWidget
self.plotViewWidget.labelButton.setChecked(self.config["plotLabelsEnabled"])
self.plotViewWidget.gridButton.setChecked(self.config["plotGridEnabled"])
self.plotViewWidget.legendButton.setChecked(self.config["plotLegendEnabled"])
self.plotViewWidget.blinkingButton.setChecked(self.config["blinkingIdentifier"])
self.plotViewWidget.invertPlotButton.setChecked(self.config["plotInverted"])
self.plotViewWidget.xTimeBaseButton.setChecked(self.config["xTimeBase"])
self.plotViewWidget.timeAxisButton.setChecked(self.config["timeAxis"])
self.togglePlotLegend()
self.togglePlotLabels()
self.toggleInverted()
self.togglePlotLabels()
self.toggleXTimeBase()
self.toggleAxisStyle()
self.togglePlotGrid()
def clear(self):
while len(self.signalObjects) > 0:
p = self.signalObjects[0]
p.remove()
self.signalNames = []
self.signalObjects = []
def updatePlot(self):
if self.self.isVisible():
for signal in self.signalObjects:
signal.updatePlot()
self.lastUpdate = time.time()
self.updateCountLabel()
def stop(self):
self.clear()
self.measureWidget.hide()
self.measureWidget.close()
self.updatePlotTimer.stop()
def deleteSignal(self, id, devicename, signalname):
idx = self.getSignalIdx(id)
self.signalObjects[idx].remove(True, False)
def getSignalIdx(self, id):
for idx, sig in enumerate(self.signalObjects):
if sig.id == id:
return idx
return -1
def removeSignal(self, id, devicename, signalname):
idx = self.getSignalIdx(id)
popped = self.signalObjects.pop(idx)
self.treeWidget.removeItemWidget(self.signalTreeWidgetItems[idx], 0)
self.treeWidget.removeItemWidget(self.signalTreeWidgetItems[idx], 1)
self.deviceTreeWidgetItems[self.devices.index(
devicename)].removeChild(self.signalTreeWidgetItems[idx])
if self.deviceTreeWidgetItems[self.devices.index(devicename)].childCount() == 0:
self.treeWidget.removeItemWidget(
self.deviceTreeWidgetItems[self.devices.index(devicename)], 0)
self.treeWidget.takeTopLevelItem(self.devices.index(devicename))
self.deviceTreeWidgetItems.pop(self.devices.index(devicename))
self.devices.pop(self.devices.index(devicename))
self.signalTreeWidgetItems.pop(idx)
self.updateCountLabel()
def addSignalRAW(self, signalObject):
idx = len(self.signalObjects)
self.signalObjects.append(signalObject)
self.plot.addItem(self.signalObjects[idx].plot)
self.plot.addItem(self.signalObjects[idx].labelItem, ignoreBounds = True)
if not self.plotViewWidget.labelButton.isChecked():
self.signalObjects[idx].labelItem.hide()
devicename = signalObject.devicename
self.signalTreeWidgetItems.append(QtWidgets.QTreeWidgetItem())
self.signalObjects[idx].setMinimumHeight(self.signalHeight)
self.signalObjects[idx].setMaximumHeight(self.signalHeight)
if devicename not in self.devices:
self.devices.append(devicename)
treeWidgetItem = QtWidgets.QTreeWidgetItem()
button = QtWidgets.QPushButton(devicename)
button.setCheckable(True)
button.setChecked(True)
self.deviceTreeWidgetItems.append(treeWidgetItem)
self.treeWidget.addTopLevelItem(treeWidgetItem)
self.treeWidget.setItemWidget(treeWidgetItem, 0, button)
button.clicked.connect(partial(self.toggleDevice, button, treeWidgetItem))
self.signalTreeWidgetItems[idx].setMinimumHeight(0)
self.deviceTreeWidgetItems[self.devices.index(
devicename)].addChild(self.signalTreeWidgetItems[idx])
self.treeWidget.setItemWidget(self.signalTreeWidgetItems[idx], 0, self.signalObjects[idx])
self.treeWidget.setItemWidget(
self.signalTreeWidgetItems[idx], 1, self.signalObjects[idx].label)
#self.treeWidget.resizeColumnToContents(0)
#self.treeWidget.resizeColumnToContents(1)
self.deviceTreeWidgetItems[self.devices.index(devicename)].setExpanded(True)
self.updateCountLabel()
def signalClickedAction(self, devicename, signalname):
r = 0.001
if abs(self.mouseX-self.lastSignalClick[0]) < r and abs(self.mouseY-self.lastSignalClick[1]) < r:
self.plotMouseLabel.hide()
elif self.pauseButton.isChecked():
self.plotMouseLabel.show()
self.plotMouseLabel.setText(devicename+"."+signalname)
self.plotMouseLabel.setPos(self.mouseX, self.mouseY)
self.lastSignalClick = [self.mouseX, self.mouseY]
def toggleDevice(self, button, treeItem):
state = button.isChecked()
for idx in range(treeItem.childCount()):
item = treeItem.child(idx)
widget = self.treeWidget.itemWidget(item, 0)
widget.setChecked(state)
widget.toggleSignal()
def addSignal(self, devicename, signalname, id, unit):
idx = len(self.signalObjects)
self.signalObjects.append(SignalWidget(self, self.logger, devicename, signalname, id, unit))
self.plot.addItem(self.signalObjects[idx].plot)
self.plot.addItem(self.signalObjects[idx].labelItem, ignoreBounds = True)
if not self.plotViewWidget.labelButton.isChecked():
self.signalObjects[idx].labelItem.hide()
self.signalTreeWidgetItems.append(QtWidgets.QTreeWidgetItem())
self.signalObjects[idx].setMinimumHeight(self.signalHeight)
self.signalObjects[idx].setMaximumHeight(self.signalHeight)
if devicename not in self.devices:
self.devices.append(devicename)
treeWidgetItem = QtWidgets.QTreeWidgetItem()
button = QtWidgets.QPushButton(devicename)
button.setCheckable(True)
button.setChecked(True)
self.deviceTreeWidgetItems.append(treeWidgetItem)
self.treeWidget.addTopLevelItem(treeWidgetItem)
self.treeWidget.setItemWidget(treeWidgetItem, 0, button)
button.clicked.connect(partial(self.toggleDevice, button, treeWidgetItem))
self.deviceTreeWidgetItems[self.devices.index(
devicename)].addChild(self.signalTreeWidgetItems[idx])
self.treeWidget.setItemWidget(self.signalTreeWidgetItems[idx], 0, self.signalObjects[idx])
self.treeWidget.setItemWidget(
self.signalTreeWidgetItems[idx], 1, self.signalObjects[idx].label)
#self.treeWidget.resizeColumnToContents(0)
#self.treeWidget.resizeColumnToContents(1)
self.deviceTreeWidgetItems[self.devices.index(devicename)].setExpanded(True)
self.updateCountLabel()
def updateCountLabel(self):
size, maxsize = self.logger.getSignalSize()
self.countLabel.setText(self.tr("Signale: ")+str(len(self.signalObjects))+' ('+lib.bytes_to_str(size)+'/'+lib.bytes_to_str(maxsize)+')')
def startDragTreeWidget(self, actions):
self.self._drag_info = {"oldWidget": "", "newWidget": "", "signalObjects": []}
self.self._drag_info["oldWidget"] = self.id
for item in self.treeWidget.selectedItems():
self.self._drag_info["signalObjects"].append(item)
super(QtWidgets.QTreeWidget, self.treeWidget).startDrag(actions)
def dropEventTreeWidget(self, event):
if self.self._drag_info:
event.setDropAction(QtCore.Qt.MoveAction)
event.setDropAction(QtCore.Qt.IgnoreAction)
super(RTPlotWidget, self).dropEvent(event)
self.self._drag_info["newWidget"] = self.id
self.droppedTree.emit(self.self._drag_info)
def mousePressEvent(self, event):
self.self.activePlotWidgetIndex = self.id