46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
from __future__ import annotations
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from backend.node_registry import register_node
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from backend.execution_context import emit_value
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from backend.data_types import MeasureTable
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from backend.nodes.helpers import _measurement_entry, _measurement_value, _scalar_payload
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@register_node(display_name="Value Display")
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class ValueDisplay:
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@classmethod
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def INPUT_TYPES(cls):
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return {
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"required": {
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"value": ("FLOAT", {
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"accepted_types": ["MEASURE_TABLE"],
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}),
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"measurement": ("STRING", {
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"default": "",
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"choices_from_measure_input": "value",
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"show_when_source_type": {
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"value": ["MEASURE_TABLE"],
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},
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}),
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}
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}
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RETURN_TYPES = ("FLOAT",)
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RETURN_NAMES = ("value",)
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FUNCTION = "display_value"
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DESCRIPTION = "Display a FLOAT, or a selected numeric row from a measurement table, and pass the value through unchanged."
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_broadcast_value_fn = None
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_current_node_id: str = ""
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def display_value(self, value, measurement: str = "") -> tuple:
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unit = ""
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if isinstance(value, MeasureTable):
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row = _measurement_entry(value, measurement)
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numeric = _measurement_value(value, measurement)
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unit = row.get("unit", "") if isinstance(row.get("unit"), str) else ""
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else:
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numeric = float(value)
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emit_value(_scalar_payload(numeric, unit))
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return (numeric,)
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