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Add sticky "orientation", allow overriding label draw instructions.

bar_select
Tyler Goodlet 2020-11-03 16:21:21 -05:00
parent e65f511648
commit a5d5208cfa
1 changed files with 18 additions and 3 deletions
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21
piker/ui/_axes.py
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@ -150,12 +150,20 @@ class AxisLabel(pg.GraphicsObject):
p.setOpacity(self.opacity) p.setOpacity(self.opacity)
p.fillRect(self.rect, self.bg_color) p.fillRect(self.rect, self.bg_color)
# this adds a nice black outline around the label for some odd # can be overrided in subtype
# reason; ok by us self.draw(p, self.rect)
p.drawRect(self.rect)
p.drawText(self.rect, self.text_flags, self.label_str) p.drawText(self.rect, self.text_flags, self.label_str)
def draw(
self,
p: QtGui.QPainter,
rect: QtCore.QRectF
) -> None:
# this adds a nice black outline around the label for some odd
# reason; ok by us
p.drawRect(self.rect)
def boundingRect(self): # noqa def boundingRect(self): # noqa
# if self.label_str: # if self.label_str:
# self._size_br_from_str(self.label_str) # self._size_br_from_str(self.label_str)
@ -263,14 +271,21 @@ class YSticky(YAxisLabel):
self, self,
chart, chart,
*args, *args,
orient_v: str = 'bottom',
orient_h: str = 'left',
**kwargs **kwargs
) -> None: ) -> None:
super().__init__(*args, **kwargs) super().__init__(*args, **kwargs)
self._orient_v = orient_v
self._orient_h = orient_h
self._chart = chart self._chart = chart
chart.sigRangeChanged.connect(self.update_on_resize) chart.sigRangeChanged.connect(self.update_on_resize)
self._last_datum = (None, None) self._last_datum = (None, None)
self._v_shift = {'top': 1., 'bottom': 0, 'middle': 1/2.}[orient_v]
self._h_shift = {'left': -1., 'right': 0}[orient_h]
def update_on_resize(self, vr, r): def update_on_resize(self, vr, r):
# TODO: add an `.index` to the array data-buffer layer # TODO: add an `.index` to the array data-buffer layer