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fix: crosshair snaps correctly to x dataset

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wyzula-jan
2023-08-28 17:47:24 +02:00
parent 223f102aa9
commit 2ed5d7208c
1 changed files with 17 additions and 6 deletions
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23
bec_widgets/qt_utils/crosshair.py
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@ -63,9 +63,19 @@ class Crosshair(QObject):
size=10, pen=pg.mkPen(None), brush=pg.mkBrush(color)
)
self.marker_moved_1d.append(marker_moved)
self.marker_clicked_1d.append(marker_clicked)
self.plot_item.addItem(marker_moved)
self.plot_item.addItem(marker_clicked)
# Create glowing effect markers for clicked events
marker_clicked_list = []
for size, alpha in [(18, 64), (14, 128), (10, 255)]:
marker_clicked = pg.ScatterPlotItem(
size=size,
pen=pg.mkPen(None),
brush=pg.mkBrush(color.red(), color.green(), color.blue(), alpha),
)
marker_clicked_list.append(marker_clicked)
self.plot_item.addItem(marker_clicked)
self.marker_clicked_1d.append(marker_clicked_list)
elif isinstance(item, pg.ImageItem): # 2D plot
self.marker_2d = pg.ROI(
[0, 0], size=[1, 1], pen=pg.mkPen("r", width=2), movable=False
@ -200,10 +210,11 @@ class Crosshair(QObject):
[round(y_val, self.precision) for y_val in y_values],
)
for i, y_val in enumerate(y_values):
self.marker_clicked_1d[i].setData(
[x if not self.is_log_x else np.log10(x)],
[y_val if not self.is_log_y else np.log10(y_val)],
)
for marker in self.marker_clicked_1d[i]:
marker.setData(
[x if not self.is_log_x else np.log10(x)],
[y_val if not self.is_log_y else np.log10(y_val)],
)
elif isinstance(item, pg.ImageItem):
if x is None or y_values is None:
return