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Add crosshair hide/show convenience methods

basic_orders
Tyler Goodlet 2021-02-21 11:45:24 -05:00
parent 71745ddcd4
commit d5b41e12c5
1 changed files with 17 additions and 2 deletions
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19
piker/ui/_graphics/_cursor.py
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@ -24,7 +24,7 @@ import inspect
import numpy as np
import pyqtgraph as pg
from PyQt5 import QtCore, QtGui
from PyQt5.QtCore import QPointF
from PyQt5.QtCore import QPointF, QRectF
from .._style import (
_xaxis_at,
@ -413,8 +413,23 @@ class Cursor(pg.GraphicsObject):
self._datum_xy = ix, iy
def boundingRect(self):
def boundingRect(self) -> QRectF:
try:
return self.active_plot.boundingRect()
except AttributeError:
return self.plots[0].boundingRect()
def show_xhair(self) -> None:
plot = self.active_plot
g = self.graphics[self.active_plot]
# show horiz line and y-label
g['hl'].show()
g['vl'].show()
g['yl'].show()
def hide_xhair(self) -> None:
plot = self.active_plot
g = self.graphics[self.active_plot]
g['hl'].hide()
g['vl'].hide()
g['yl'].hide()