Files
tono/backend/nodes/annotations.py

70 lines
2.3 KiB
Python

from __future__ import annotations
import numpy as np
from backend.node_registry import register_node
from backend.data_types import COLORMAPS, DataField, normalize_font_spec, resolve_colormap_input
@register_node(display_name="Annotations")
class Annotations:
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"field": ("DATA_FIELD",),
"colormap": (["auto"] + list(COLORMAPS), {"hide_when_input_connected": "colormap_map"}),
"show_scale_bar": ("BOOLEAN", {"default": True}),
"show_color_map": ("BOOLEAN", {"default": True}),
"text_size": ("FLOAT", {
"default": 14.0,
"min": 6.0,
"max": 96.0,
"step": 1.0,
}),
},
"optional": {
"colormap_map": ("COLORMAP", {"label": "colormap"}),
"font": ("FONT",),
},
}
RETURN_TYPES = ("DATA_FIELD",)
RETURN_NAMES = ("annotated",)
FUNCTION = "render"
DESCRIPTION = (
"Attach optional publication-style annotations to a DATA_FIELD without flattening the raw data. "
"The preview shows a scale bar and/or side colour legend, while downstream field operations keep the underlying AFM values."
)
def render(
self,
field: DataField,
colormap: str,
show_scale_bar: bool,
show_color_map: bool,
text_size: float = 1.0,
colormap_map=None,
font=None,
) -> tuple:
resolved_colormap = resolve_colormap_input(
colormap,
colormap_input=colormap_map,
inherited=field.colormap,
default="gray",
)
text_size = float(np.clip(text_size, 6.0, 96.0)) if np.isfinite(text_size) else 14.0
out = field.replace(
colormap=resolved_colormap,
overlays=[
*field.overlays,
{
"kind": "annotation",
"show_scale_bar": bool(show_scale_bar),
"show_color_map": bool(show_color_map),
"text_size": text_size,
"font": normalize_font_spec(font),
},
],
)
return (out,)