Expose "bar gap margin" as `.ui._formatters.BGM: float`
parent
0d18cb65c3
commit
07331a160e
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@ -41,6 +41,11 @@ if TYPE_CHECKING:
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)
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)
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from piker.toolz import Profiler
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from piker.toolz import Profiler
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# default gap between bars: "bar gap multiplier"
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# - 0.5 is no overlap between OC arms,
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# - 1.0 is full overlap on each neighbor sample
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BGM: float = 0.16
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class IncrementalFormatter(msgspec.Struct):
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class IncrementalFormatter(msgspec.Struct):
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'''
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'''
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@ -513,6 +518,7 @@ class IncrementalFormatter(msgspec.Struct):
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class OHLCBarsFmtr(IncrementalFormatter):
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class OHLCBarsFmtr(IncrementalFormatter):
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x_offset: np.ndarray = np.array([
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x_offset: np.ndarray = np.array([
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-0.5,
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-0.5,
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0,
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0,
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@ -604,8 +610,9 @@ class OHLCBarsFmtr(IncrementalFormatter):
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vr: tuple[int, int],
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vr: tuple[int, int],
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start: int = 0, # XXX: do we need this?
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start: int = 0, # XXX: do we need this?
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# 0.5 is no overlap between arms, 1.0 is full overlap
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# 0.5 is no overlap between arms, 1.0 is full overlap
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w: float = 0.16,
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gap: float = BGM,
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) -> tuple[
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) -> tuple[
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np.ndarray,
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np.ndarray,
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@ -622,7 +629,7 @@ class OHLCBarsFmtr(IncrementalFormatter):
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array[:-1],
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array[:-1],
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start,
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start,
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bar_w=self.index_step_size,
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bar_w=self.index_step_size,
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bar_gap=w * self.index_step_size,
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bar_gap=gap * self.index_step_size,
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# XXX: don't ask, due to a ``numba`` bug..
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# XXX: don't ask, due to a ``numba`` bug..
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use_time_index=(self.index_field == 'time'),
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use_time_index=(self.index_field == 'time'),
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