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waveform: reset cursor onDataChange

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Simon Renblad 2024-02-16 15:38:28 +08:00 committed by Sébastien Bourdeauducq
parent 6ed6fb0bce
commit 1749fa661f
1 changed files with 12 additions and 12 deletions
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24
artiq/dashboard/waveform.py
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@ -133,7 +133,7 @@ class _BackgroundItem(pg.GraphicsWidgetAnchor, pg.GraphicsWidget):
class _BaseWaveform(pg.PlotWidget):
cursorMove = QtCore.pyqtSignal(float)
def __init__(self, name, width, ndecimals,
def __init__(self, name, width, ndecimals,
parent=None, pen="r", stepMode="right", connect="finite"):
pg.PlotWidget.__init__(self,
parent=parent,
@ -198,11 +198,13 @@ class _BaseWaveform(pg.PlotWidget):
def setTimescale(self, timescale):
self.timescale = timescale
def setData(self, data):
if len(data) == 0:
raise ValueError("no timeseries data to display for this channel")
self.x_data, self.y_data = zip(*data)
def onDataChange(self, data):
try:
self.x_data, self.y_data = zip(*data)
except:
logger.error("Error getting data for waveform: %s", self.name, exc_info=True)
raise NotImplementedError
def onCursorMove(self, x):
self.cursor.setValue(x)
@ -242,8 +244,8 @@ class BitWaveform(_BaseWaveform):
self._arrows = []
def onDataChange(self, data):
_BaseWaveform.onDataChange(self, data)
try:
self.setData(data)
for arw in self._arrows:
self.removeItem(arw)
self._arrows = []
@ -285,8 +287,8 @@ class AnalogWaveform(_BaseWaveform):
self._format_string = "{:." + str(ndecimals) + "f}"
def onDataChange(self, data):
_BaseWaveform.onDataChange(self, data)
try:
self.setData(data)
self.plot_data_item.setData(x=self.x_data, y=self.y_data)
max_y = max(self.y_data)
min_y = min(self.y_data)
@ -326,8 +328,8 @@ class BitVectorWaveform(_BaseWaveform):
self.addItem(lbl)
def onDataChange(self, data):
_BaseWaveform.onDataChange(self, data)
try:
self.setData(data)
for lbl in self._labels:
self.plot_item.removeItem(lbl)
self._labels = []
@ -368,8 +370,8 @@ class LogWaveform(_BaseWaveform):
self._labels = []
def onDataChange(self, data):
_BaseWaveform.onDataChange(self, data)
try:
self.setData(data)
for lbl in self._labels:
self.plot_item.removeItem(lbl)
self._labels = []
@ -397,9 +399,6 @@ class LogWaveform(_BaseWaveform):
self.plot_item.removeItem(lbl)
self.plot_data_item.setData(x=[], y=[])
def onCursorMove(self, x):
_BaseWaveform.onCursorMove(self, x)
class _WaveformView(QtWidgets.QWidget):
cursorMove = QtCore.pyqtSignal(float)
@ -468,6 +467,7 @@ class _WaveformView(QtWidgets.QWidget):
self._splitter.widget(i).setStoppedX(stopped_x)
def onDataChange(self, top, bottom, roles):
self.cursorMove.emit(0)
first = top.row()
last = bottom.row()
data_row = self._model.headers.index("data")