Move old label sizing cruft to label mod

pre_viz_calls
Tyler Goodlet 2022-11-30 16:10:31 -05:00
parent 7c863b50e9
commit e85e9f71ad
1 changed files with 30 additions and 0 deletions

View File

@ -233,6 +233,36 @@ class Label:
def delete(self) -> None:
self.vb.scene().removeItem(self.txt)
# NOTE: pulled out from ``ChartPlotWidget`` from way way old code.
# def _label_h(self, yhigh: float, ylow: float) -> float:
# # compute contents label "height" in view terms
# # to avoid having data "contents" overlap with them
# if self._labels:
# label = self._labels[self.name][0]
# rect = label.itemRect()
# tl, br = rect.topLeft(), rect.bottomRight()
# vb = self.plotItem.vb
# try:
# # on startup labels might not yet be rendered
# top, bottom = (vb.mapToView(tl).y(), vb.mapToView(br).y())
# # XXX: magic hack, how do we compute exactly?
# label_h = (top - bottom) * 0.42
# except np.linalg.LinAlgError:
# label_h = 0
# else:
# label_h = 0
# # print(f'label height {self.name}: {label_h}')
# if label_h > yhigh - ylow:
# label_h = 0
# print(f"bounds (ylow, yhigh): {(ylow, yhigh)}")
class FormatLabel(QLabel):
'''