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feat: histogramLUT for mca_plot

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This commit is contained in:
wyzula-jan
2023-09-08 17:56:07 +02:00
parent 7998a67e09
commit ae040727fc
1 changed files with 22 additions and 9 deletions
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31
bec_widgets/examples/mca_readout/mca_plot.py
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@ -17,9 +17,11 @@ class StreamApp(QWidget):
def __init__(self, device, sub_device):
super().__init__()
pg.setConfigOptions(background="w", foreground="k")
self.init_ui()
self.setWindowTitle("MCA readout")
self.data = None
self.scanID = None
self.stream_consumer = None
@ -29,7 +31,7 @@ class StreamApp(QWidget):
self.start_device_consumer()
# self.start_device_consumer(self.device) # for simulation
# self.start_device_consumer(self.device) # for simulation
self.new_scanID.connect(self.create_new_stream_consumer)
self.update_signal.connect(self.plot_new)
@ -40,13 +42,24 @@ class StreamApp(QWidget):
self.setLayout(self.layout)
# Create plot
# self.glw = pg.GraphicsLayoutWidget()
self.plot_widget = pg.PlotWidget(title="MCA readout")
self.image_item = pg.ImageItem()
self.plot_widget.addItem(self.image_item)
self.glw = pg.GraphicsLayoutWidget()
self.layout.addWidget(self.glw)
# Add widgets to the layout
self.layout.addWidget(self.plot_widget)
# Create Plot and add ImageItem
self.plot_item = pg.PlotItem()
self.plot_item.setAspectLocked(True)
self.imageItem = pg.ImageItem()
self.plot_item.addItem(self.imageItem)
# Setting up histogram
self.hist = pg.HistogramLUTItem()
self.hist.setImageItem(self.imageItem)
self.hist.gradient.loadPreset("magma")
# self.update_hist()
# Adding Items to Graphical Layout
self.glw.addItem(self.plot_item)
self.glw.addItem(self.hist)
@pyqtSlot(str)
def create_new_stream_consumer(self, scanID: str):
@ -81,7 +94,7 @@ class StreamApp(QWidget):
# self.device_consumer.start()
def plot_new(self):
self.image_item.setImage(self.data.T)
self.imageItem.setImage(self.data, autoLevels=False)
@staticmethod
def _streamer_cb(msg, *, parent, **_kwargs) -> None: