pikers
/
piker
3
0
Fork 0
Code Issues 5 Pull Requests 7 Packages Projects Releases Wiki Activity

Use (modern) literal type annots in view code

overlays_interaction_latency_tuning
Tyler Goodlet 2023-01-14 16:25:02 -05:00
parent bcf2a9868d
commit 07c8ed8a3a
1 changed files with 11 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
piker/ui/_interaction.py
View File

@ -21,7 +21,11 @@ Chart view box primitives
from __future__ import annotations from __future__ import annotations
from contextlib import asynccontextmanager from contextlib import asynccontextmanager
import time import time
from typing import Optional, Callable from typing import (
Optional,
Callable,
TYPE_CHECKING,
)
import pyqtgraph as pg import pyqtgraph as pg
# from pyqtgraph.GraphicsScene import mouseEvents # from pyqtgraph.GraphicsScene import mouseEvents
@ -39,6 +43,9 @@ from .._profile import pg_profile_enabled, ms_slower_then
from ._editors import SelectRect from ._editors import SelectRect
from . import _event from . import _event
if TYPE_CHECKING:
from ._chart import ChartPlotWidget
log = get_logger(__name__) log = get_logger(__name__)
@ -374,7 +381,7 @@ class ChartView(ViewBox):
) )
self.linked = None self.linked = None
self._chart: 'ChartPlotWidget' = None # noqa self._chart: ChartPlotWidget | None = None # noqa
# add our selection box annotator # add our selection box annotator
self.select_box = SelectRect(self) self.select_box = SelectRect(self)
@ -445,11 +452,11 @@ class ChartView(ViewBox):
yield self yield self
@property @property
def chart(self) -> 'ChartPlotWidget': # type: ignore # noqa def chart(self) -> ChartPlotWidget: # type: ignore # noqa
return self._chart return self._chart
@chart.setter @chart.setter
def chart(self, chart: 'ChartPlotWidget') -> None: # type: ignore # noqa def chart(self, chart: ChartPlotWidget) -> None: # type: ignore # noqa
self._chart = chart self._chart = chart
self.select_box.chart = chart self.select_box.chart = chart
if self._maxmin is None: if self._maxmin is None:
@ -783,11 +790,9 @@ class ChartView(ViewBox):
if yrange is None: if yrange is None:
log.warning(f'No yrange provided for {name}!?') log.warning(f'No yrange provided for {name}!?')
print(f"WTF NO YRANGE {name}")
return return
ylow, yhigh = yrange ylow, yhigh = yrange
profiler(f'callback ._maxmin(): {yrange}') profiler(f'callback ._maxmin(): {yrange}')
# view margins: stay within a % of the "true range" # view margins: stay within a % of the "true range"