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fix preview inputs and markup preview

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This commit is contained in:
matei jordache
2026-03-27 21:34:51 -07:00
parent 66f1bca046
commit 63bdc70456
13 changed files with 501 additions and 316 deletions
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74
backend/data_types.py
View File

@@ -711,14 +711,6 @@ def _apply_annotation_overlay_from_context(
if current.ndim == 2:
current = np.repeat(current[:, :, np.newaxis], 3, axis=2)
height, current_width = current.shape[:2]
legend_width = max(72, int(round(current_width * 0.18))) if show_color_map else 0
canvas_width = current_width + legend_width
canvas = np.full((height, canvas_width, 3), 255, dtype=np.uint8)
canvas[:, :current_width] = current
pil_image = Image.fromarray(canvas)
draw = ImageDraw.Draw(pil_image)
base_font_px = max(6, int(round(text_size)))
xreal_raw = context.get("xreal")
@@ -739,6 +731,35 @@ def _apply_annotation_overlay_from_context(
and np.isfinite(legend_max)
and bool(legend_unit)
)
height, current_width = current.shape[:2]
legend_pad_x = max(8, int(round(base_font_px * 0.45)))
legend_gap_x = max(8, int(round(base_font_px * 0.35)))
legend_gradient_width = max(12, int(round(max(current_width * 0.05, base_font_px * 0.75))))
legend_label_images: list[Image.Image] = []
if show_color_map and has_color_legend:
legend_label_images = [
_render_overlay_text(
_format_with_unit(value, legend_unit),
base_font_px,
(20, 20, 20),
font_spec=font_spec,
)
for value in (legend_max, legend_mid, legend_min)
]
max_legend_label_width = max((label.size[0] for label in legend_label_images), default=0)
default_legend_width = max(72, int(round(current_width * 0.18))) if show_color_map else 0
legend_width = max(
default_legend_width,
legend_pad_x * 2 + legend_gradient_width + legend_gap_x + max_legend_label_width,
) if show_color_map else 0
canvas_width = current_width + legend_width
canvas = np.full((height, canvas_width, 3), 255, dtype=np.uint8)
canvas[:, :current_width] = current
pil_image = Image.fromarray(canvas)
draw = ImageDraw.Draw(pil_image)
if show_scale_bar and has_scale_bar and current_width > 0:
target_real = xreal / 5.0
@@ -757,21 +778,24 @@ def _apply_annotation_overlay_from_context(
text = _format_with_unit(bar_real, si_unit_xy)
text_image = _render_overlay_text(text, base_font_px, (255, 255, 255), font_spec=font_spec)
text_w, text_h = text_image.size
label_pad = 2
bg_left = max(0, x0 - 4)
bg_top = max(0, y0 - text_h - label_pad * 3)
bg_right = min(canvas_width, max(x1 + 4, x0 + text_w + 8))
bg_bottom = min(height, y1 + 4)
box_pad_x = max(4, int(round(base_font_px * 0.35)))
box_pad_y = max(3, int(round(base_font_px * 0.22)))
label_gap_y = max(2, int(round(base_font_px * 0.18)))
bar_pad_y = max(4, int(round(base_font_px * 0.25)))
bg_left = max(0, x0 - box_pad_x)
bg_top = max(0, y0 - text_h - label_gap_y - box_pad_y * 2)
bg_right = min(canvas_width, max(x1 + box_pad_x, bg_left + text_w + box_pad_x * 2))
bg_bottom = min(height, y1 + bar_pad_y)
draw.rectangle((bg_left, bg_top, bg_right, bg_bottom), fill=(0, 0, 0))
draw.rectangle((x0, y0, x1, y1), fill=(255, 255, 255))
pil_image.paste(text_image, (x0, bg_top + label_pad), text_image)
pil_image.paste(text_image, (bg_left + box_pad_x, bg_top + box_pad_y), text_image)
if show_color_map and has_color_legend and legend_width > 0:
panel_x0 = current_width
draw.rectangle((panel_x0, 0, canvas_width, height), fill=(245, 245, 245))
grad_x0 = panel_x0 + max(8, legend_width // 7)
grad_w = max(12, legend_width // 5)
grad_y0 = max(10, height // 18)
grad_x0 = panel_x0 + legend_pad_x
grad_w = legend_gradient_width
grad_y0 = max(10, max(height // 18, int(round(base_font_px * 0.5))))
grad_y1 = max(grad_y0 + 10, height - grad_y0)
grad_h = grad_y1 - grad_y0
gradient = np.linspace(1.0, 0.0, grad_h, dtype=np.float64)[:, np.newaxis]
@@ -780,19 +804,9 @@ def _apply_annotation_overlay_from_context(
pil_image.paste(Image.fromarray(gradient_rgb), (grad_x0, grad_y0))
draw.rectangle((grad_x0, grad_y0, grad_x0 + grad_w, grad_y1), outline=(40, 40, 40), width=1)
labels = [
(legend_max, grad_y0),
(legend_mid, grad_y0 + grad_h // 2),
(legend_min, grad_y1),
]
text_x = grad_x0 + grad_w + 8
for value, y_center in labels:
text_image = _render_overlay_text(
_format_with_unit(value, legend_unit),
base_font_px,
(20, 20, 20),
font_spec=font_spec,
)
label_centers = [grad_y0, grad_y0 + grad_h // 2, grad_y1]
text_x = grad_x0 + grad_w + legend_gap_x
for text_image, y_center in zip(legend_label_images, label_centers):
text_y = int(round(y_center - text_image.size[1] / 2))
text_y = max(0, min(height - text_image.size[1], text_y))
pil_image.paste(text_image, (text_x, text_y), text_image)

4
backend/nodes/markup.py
View File

@@ -22,8 +22,8 @@ class Markup:
return {
"required": {
"input": ("ANNOTATION_SOURCE", {"label": "Input"}),
"shape": (["line", "rectangle", "circle", "arrow"], {"default": "line"}),
"stroke_color": ("STRING", {"default": "#ffd54f", "color_picker": True}),
"shape": (["line", "rectangle", "circle", "arrow"], {"default": "arrow"}),
"stroke_color": ("STRING", {"default": "#ff0000", "color_picker": True}),
"stroke_width": ("INT", {"default": 3, "min": 1, "max": 64, "step": 1}),
"clear_shapes": ("BUTTON", {"label": "Clear Shapes", "set_widgets": {"markup_shapes": "[]"}}),
"markup_shapes": ("STRING", {"default": "[]", "hidden": True}),

14
backend/nodes/preview_image.py
View File

@@ -4,6 +4,7 @@ from backend.node_registry import register_node
from backend.execution_context import emit_preview
from backend.data_types import (
COLORMAPS,
DataField,
colormap_to_uint8,
encode_preview,
image_to_uint8,
@@ -21,9 +22,8 @@ class PreviewImage:
"colormap": (["auto"] + list(COLORMAPS), {"hide_when_input_connected": "colormap_map"}),
},
"optional": {
"input": ("ANNOTATION_SOURCE", {"label": "Input"}),
"colormap_map": ("COLORMAP", {"label": "colormap"}),
"image": ("IMAGE",),
"field": ("DATA_FIELD",),
}
}
@@ -31,7 +31,7 @@ class PreviewImage:
FUNCTION = "preview"
OUTPUT_NODE = True
DESCRIPTION = "Display an IMAGE or DATA_FIELD as a coloured thumbnail. Connect either input."
DESCRIPTION = "Display an IMAGE or DATA_FIELD as a coloured thumbnail."
_broadcast_fn = None
_current_node_id: str = ""
@@ -39,10 +39,12 @@ class PreviewImage:
def preview(
self,
colormap: str,
image: np.ndarray | None = None,
field=None,
input=None,
colormap_map=None,
) -> tuple:
field = input if isinstance(input, DataField) else None
image = None if field is not None else input
resolved_colormap = resolve_colormap_input(
colormap,
colormap_input=colormap_map,
@@ -65,7 +67,7 @@ class PreviewImage:
normalized = np.zeros_like(image, dtype=np.float64)
arr_u8 = colormap_to_uint8(normalized, resolved_colormap)
else:
raise ValueError("Connect either an IMAGE or DATA_FIELD input to Preview.")
raise ValueError("Connect an IMAGE or DATA_FIELD input to Preview.")
data_uri = encode_preview(arr_u8)

15
frontend/src/App.jsx
View File

@@ -35,6 +35,7 @@ import {
isTrackedNodeRequestCurrent,
resolveLoadNodeChannelPath,
} from './loadNodeOutputs.js';
import { buildDefaultWidgetValues } from './nodeWidgetDefaults.js';
import {
DATA_TYPES, SOCKET_COMPATIBILITY, TYPE_COLORS, CAT_COLORS, CANVAS_COLORS,
@@ -1593,19 +1594,7 @@ function Flow() {
y: contextMenu.y,
});
// Build default widget values
const widgetValues = {};
const required = def.input.required || {};
for (const [name, spec] of Object.entries(required)) {
const [type, opts] = Array.isArray(spec) ? spec : [spec, {}];
if (DATA_TYPES.has(type)) continue;
if (type === 'BUTTON') continue;
if (Array.isArray(type)) {
widgetValues[name] = type[0]; // combo default = first option
} else {
widgetValues[name] = opts?.default ?? '';
}
}
const widgetValues = buildDefaultWidgetValues(def);
const newNodeId = String(nextIdRef.current++);
const newNode = {

2
frontend/src/CustomNode.jsx
View File

@@ -1533,7 +1533,7 @@ function WidgetControl({ widget, nodeId, value, widgetValues, onChange, openFile
if (type === 'STRING' && opts?.color_picker) {
const normalized = typeof val === 'string' && /^#[0-9a-fA-F]{6}$/.test(val)
? val
: 'var(--shape-default)';
: '#ff0000';
return (
<>
{!hideLabel && <label>{label}</label>}

103
frontend/src/MarkupOverlay.jsx
View File

@@ -1,4 +1,13 @@
import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
import {
getArrowGeometry,
MARKUP_DEFAULT_COLOR,
MARKUP_DEFAULT_SHAPE,
getMarkupPreviewStrokeWidth,
parseMarkupShapes,
sanitizeMarkupColor,
sanitizeMarkupShape,
} from './markupShapeGeometry.js';
function clampFraction(value) {
const numeric = Number(value);
@@ -6,83 +15,6 @@ function clampFraction(value) {
return Math.max(0, Math.min(1, numeric));
}
const SHAPE_DEFAULT_COLOR = '#ffd54f';
function sanitizeColor(color, fallback = SHAPE_DEFAULT_COLOR) {
if (typeof color !== 'string') return fallback;
const value = color.trim();
return /^#[0-9a-fA-F]{6}$/.test(value) ? value.toLowerCase() : fallback;
}
function sanitizeShape(shape, fallbackShape, fallbackColor, fallbackWidth) {
if (!shape || typeof shape !== 'object') return null;
const kind = ['line', 'rectangle', 'circle', 'arrow'].includes(shape.kind) ? shape.kind : fallbackShape;
const x1 = clampFraction(shape.x1);
const y1 = clampFraction(shape.y1);
const x2 = clampFraction(shape.x2);
const y2 = clampFraction(shape.y2);
const width = Math.max(1, Math.min(64, Math.round(Number(shape.width) || fallbackWidth || 1)));
return {
kind,
x1: Number(x1.toFixed(4)),
y1: Number(y1.toFixed(4)),
x2: Number(x2.toFixed(4)),
y2: Number(y2.toFixed(4)),
width,
color: sanitizeColor(shape.color, fallbackColor),
};
}
function parseMarkupShapes(markupShapes, fallbackShape, fallbackColor, fallbackWidth) {
if (Array.isArray(markupShapes)) {
return markupShapes
.map((shape) => sanitizeShape(shape, fallbackShape, fallbackColor, fallbackWidth))
.filter(Boolean);
}
if (typeof markupShapes !== 'string' || !markupShapes.trim()) return [];
try {
const parsed = JSON.parse(markupShapes);
if (!Array.isArray(parsed)) return [];
return parsed
.map((shape) => sanitizeShape(shape, fallbackShape, fallbackColor, fallbackWidth))
.filter(Boolean);
} catch {
return [];
}
}
function arrowPoints(shape, imageWidth, imageHeight) {
const x1 = shape.x1 * imageWidth;
const y1 = shape.y1 * imageHeight;
const x2 = shape.x2 * imageWidth;
const y2 = shape.y2 * imageHeight;
const dx = x2 - x1;
const dy = y2 - y1;
const length = Math.hypot(dx, dy) || 1;
const ux = dx / length;
const uy = dy / length;
const strokeWidth = Math.max(1, shape.width);
const headLength = Math.max(10, strokeWidth * 4);
const headWidth = Math.max(8, strokeWidth * 3);
const overlap = Math.max(1, strokeWidth * 0.75);
const shaftX = x2 - ux * Math.max(0, headLength - overlap);
const shaftY = y2 - uy * Math.max(0, headLength - overlap);
const headBaseX = x2 - ux * headLength;
const headBaseY = y2 - uy * headLength;
const px = -uy;
const py = ux;
const leftX = headBaseX + px * headWidth * 0.5;
const leftY = headBaseY + py * headWidth * 0.5;
const rightX = headBaseX - px * headWidth * 0.5;
const rightY = headBaseY - py * headWidth * 0.5;
return {
line: `${x1},${y1} ${shaftX},${shaftY}`,
head: `${x2},${y2} ${leftX},${leftY} ${rightX},${rightY}`,
};
}
function ShapeElement({ shape, imageWidth, imageHeight }) {
const x1 = shape.x1 * imageWidth;
const y1 = shape.y1 * imageHeight;
@@ -92,14 +24,14 @@ function ShapeElement({ shape, imageWidth, imageHeight }) {
const top = Math.min(y1, y2);
const width = Math.abs(x2 - x1);
const height = Math.abs(y2 - y1);
const strokeWidth = Math.max(1, shape.width);
const strokeWidth = getMarkupPreviewStrokeWidth(shape.width, imageWidth, imageHeight);
const renderShape = { ...shape, width: strokeWidth };
const common = {
fill: 'none',
stroke: shape.color,
strokeWidth,
strokeLinecap: 'round',
strokeLinecap: shape.kind === 'arrow' ? 'square' : 'round',
strokeLinejoin: 'round',
vectorEffect: 'non-scaling-stroke',
};
if (shape.kind === 'line') {
@@ -122,7 +54,7 @@ function ShapeElement({ shape, imageWidth, imageHeight }) {
);
}
const arrow = arrowPoints(shape, imageWidth, imageHeight);
const arrow = getArrowGeometry(renderShape, imageWidth, imageHeight);
return (
<>
<polyline points={arrow.line} {...common} />
@@ -151,10 +83,13 @@ export default function MarkupOverlay({
const [imageSize, setImageSize] = useState({ width: 1, height: 1 });
const normalizedShape = useMemo(
() => (['line', 'rectangle', 'circle', 'arrow'].includes(shape) ? shape : 'line'),
() => (['line', 'rectangle', 'circle', 'arrow'].includes(shape) ? shape : MARKUP_DEFAULT_SHAPE),
[shape],
);
const normalizedColor = useMemo(() => sanitizeColor(strokeColor, '#ffd54f'), [strokeColor]);
const normalizedColor = useMemo(
() => sanitizeMarkupColor(strokeColor, MARKUP_DEFAULT_COLOR),
[strokeColor],
);
const normalizedWidth = useMemo(
() => Math.max(1, Math.min(64, Math.round(Number(strokeWidth) || 3))),
[strokeWidth],
@@ -231,7 +166,7 @@ export default function MarkupOverlay({
setDrawing(false);
return;
}
const nextShape = sanitizeShape(draftShape, normalizedShape, normalizedColor, normalizedWidth);
const nextShape = sanitizeMarkupShape(draftShape, normalizedShape, normalizedColor, normalizedWidth);
setDraftShape(null);
setDrawing(false);
if (!nextShape) return;

98
frontend/src/markupShapeGeometry.js Normal file
View File

@@ -0,0 +1,98 @@
export const MARKUP_DEFAULT_SHAPE = 'arrow';
export const MARKUP_DEFAULT_COLOR = '#ff0000';
export const MARKUP_PREVIEW_REFERENCE_DIM = 512;
function clampFraction(value) {
const numeric = Number(value);
if (!Number.isFinite(numeric)) return 0;
return Math.max(0, Math.min(1, numeric));
}
export function sanitizeMarkupColor(color, fallback = MARKUP_DEFAULT_COLOR) {
if (typeof color !== 'string') return fallback;
const value = color.trim();
return /^#[0-9a-fA-F]{6}$/.test(value) ? value.toLowerCase() : fallback;
}
export function sanitizeMarkupShape(
shape,
fallbackShape = MARKUP_DEFAULT_SHAPE,
fallbackColor = MARKUP_DEFAULT_COLOR,
fallbackWidth = 3,
) {
if (!shape || typeof shape !== 'object') return null;
const kind = ['line', 'rectangle', 'circle', 'arrow'].includes(shape.kind) ? shape.kind : fallbackShape;
const x1 = clampFraction(shape.x1);
const y1 = clampFraction(shape.y1);
const x2 = clampFraction(shape.x2);
const y2 = clampFraction(shape.y2);
const width = Math.max(1, Math.min(64, Math.round(Number(shape.width) || fallbackWidth || 1)));
return {
kind,
x1: Number(x1.toFixed(4)),
y1: Number(y1.toFixed(4)),
x2: Number(x2.toFixed(4)),
y2: Number(y2.toFixed(4)),
width,
color: sanitizeMarkupColor(shape.color, fallbackColor),
};
}
export function parseMarkupShapes(
markupShapes,
fallbackShape = MARKUP_DEFAULT_SHAPE,
fallbackColor = MARKUP_DEFAULT_COLOR,
fallbackWidth = 3,
) {
if (Array.isArray(markupShapes)) {
return markupShapes
.map((shape) => sanitizeMarkupShape(shape, fallbackShape, fallbackColor, fallbackWidth))
.filter(Boolean);
}
if (typeof markupShapes !== 'string' || !markupShapes.trim()) return [];
try {
const parsed = JSON.parse(markupShapes);
if (!Array.isArray(parsed)) return [];
return parsed
.map((shape) => sanitizeMarkupShape(shape, fallbackShape, fallbackColor, fallbackWidth))
.filter(Boolean);
} catch {
return [];
}
}
export function getArrowGeometry(shape, imageWidth, imageHeight) {
const x1 = shape.x1 * imageWidth;
const y1 = shape.y1 * imageHeight;
const x2 = shape.x2 * imageWidth;
const y2 = shape.y2 * imageHeight;
const dx = x2 - x1;
const dy = y2 - y1;
const length = Math.hypot(dx, dy) || 1;
const ux = dx / length;
const uy = dy / length;
const strokeWidth = Math.max(1, shape.width);
const headLength = Math.max(10, strokeWidth * 4);
const headWidth = Math.max(8, strokeWidth * 3);
const shaftX = x2 - ux * headLength;
const shaftY = y2 - uy * headLength;
const px = -uy;
const py = ux;
const leftX = shaftX + px * headWidth * 0.5;
const leftY = shaftY + py * headWidth * 0.5;
const rightX = shaftX - px * headWidth * 0.5;
const rightY = shaftY - py * headWidth * 0.5;
return {
line: `${x1},${y1} ${shaftX},${shaftY}`,
head: `${x2},${y2} ${leftX},${leftY} ${rightX},${rightY}`,
};
}
export function getMarkupPreviewStrokeWidth(width, imageWidth, imageHeight) {
const normalizedWidth = Math.max(1, Math.round(Number(width) || 1));
const longestDim = Math.max(1, Number(imageWidth) || 0, Number(imageHeight) || 0);
const scale = Math.max(1, longestDim / MARKUP_PREVIEW_REFERENCE_DIM);
return Math.max(1, Math.round(normalizedWidth * scale));
}

26
frontend/src/nodeWidgetDefaults.js Normal file
View File

@@ -0,0 +1,26 @@
import { DATA_TYPES } from './constants.js';
export function getDefaultWidgetValue(spec) {
const [type, opts] = Array.isArray(spec) ? spec : [spec, {}];
if (DATA_TYPES.has(type)) return undefined;
if (type === 'BUTTON') return undefined;
if (Array.isArray(type)) {
if (typeof opts?.default === 'string' && type.includes(opts.default)) {
return opts.default;
}
return type[0];
}
return opts?.default ?? '';
}
export function buildDefaultWidgetValues(definition) {
const widgetValues = {};
const required = definition?.input?.required || {};
for (const [name, spec] of Object.entries(required)) {
const value = getDefaultWidgetValue(spec);
if (value !== undefined) {
widgetValues[name] = value;
}
}
return widgetValues;
}

2
frontend/src/styles.css
View File

@@ -115,7 +115,7 @@
--crop-inset: rgba(255, 255, 255, 0.22);
/* Shape default */
--shape-default: #ffd54f;
--shape-default: #ff0000;
/* Dynamic-lookup fallbacks */
--fallback-type: #999;

22
frontend/tests/executionGraph.test.mjs
View File

@@ -25,7 +25,7 @@ test('serializeExecutionGraph excludes isolated nodes from the backend prompt',
data: {
className: 'PreviewImage',
definition: {
input: { required: { field: ['DATA_FIELD', {}] }, optional: {} },
input: { required: {}, optional: { input: ['ANNOTATION_SOURCE', {}] } },
manual_trigger: false,
},
widgetValues: {},
@@ -48,7 +48,7 @@ test('serializeExecutionGraph excludes isolated nodes from the backend prompt',
source: '1',
sourceHandle: 'output::0::DATA_FIELD',
target: '2',
targetHandle: 'input::field::DATA_FIELD',
targetHandle: 'input::input::ANNOTATION_SOURCE',
},
];
@@ -61,7 +61,7 @@ test('serializeExecutionGraph excludes isolated nodes from the backend prompt',
},
'2': {
class_type: 'PreviewImage',
inputs: { field: ['1', 0] },
inputs: { input: ['1', 0] },
},
});
assert.equal('3' in prompt, false);
@@ -85,7 +85,7 @@ test('serializeExecutionGraph includes isolated preview-load nodes alongside con
data: {
className: 'PreviewImage',
definition: {
input: { required: { field: ['DATA_FIELD', {}] }, optional: {} },
input: { required: {}, optional: { input: ['ANNOTATION_SOURCE', {}] } },
manual_trigger: false,
},
widgetValues: {},
@@ -119,7 +119,7 @@ test('serializeExecutionGraph includes isolated preview-load nodes alongside con
source: '1',
sourceHandle: 'output::0::DATA_FIELD',
target: '2',
targetHandle: 'input::field::DATA_FIELD',
targetHandle: 'input::input::ANNOTATION_SOURCE',
},
];
@@ -132,7 +132,7 @@ test('serializeExecutionGraph includes isolated preview-load nodes alongside con
},
'2': {
class_type: 'PreviewImage',
inputs: { field: ['1', 0] },
inputs: { input: ['1', 0] },
},
'3': {
class_type: 'ImageDemo',
@@ -220,7 +220,7 @@ test('serializeExecutionGraph ignores group shells and resolves collapsed proxy
data: {
className: 'PreviewImage',
definition: {
input: { required: { field: ['DATA_FIELD', {}] }, optional: {} },
input: { required: {}, optional: { input: ['ANNOTATION_SOURCE', {}] } },
manual_trigger: false,
},
widgetValues: {},
@@ -233,12 +233,12 @@ test('serializeExecutionGraph ignores group shells and resolves collapsed proxy
source: '1',
sourceHandle: 'output::0::DATA_FIELD',
target: '10',
targetHandle: 'group-proxy::in::2::DATA_FIELD::input%3A%3Afield%3A%3ADATA_FIELD',
targetHandle: 'group-proxy::in::2::ANNOTATION_SOURCE::input%3A%3Ainput%3A%3AANNOTATION_SOURCE',
data: {
groupProxyOwner: '10',
groupProxyOriginal: {
target: '2',
targetHandle: 'input::field::DATA_FIELD',
targetHandle: 'input::input::ANNOTATION_SOURCE',
},
},
},
@@ -253,7 +253,7 @@ test('serializeExecutionGraph ignores group shells and resolves collapsed proxy
},
'2': {
class_type: 'PreviewImage',
inputs: { field: ['1', 0] },
inputs: { input: ['1', 0] },
},
});
assert.equal('10' in prompt, false);
@@ -365,7 +365,7 @@ test('getAutoRunnableNodes includes isolated preview-load nodes with selections'
source: '1',
sourceHandle: 'output::0::DATA_FIELD',
target: '2',
targetHandle: 'input::field::DATA_FIELD',
targetHandle: 'input::input::ANNOTATION_SOURCE',
},
];

67
frontend/tests/markupShapeGeometry.test.mjs Normal file
View File

@@ -0,0 +1,67 @@
import test from 'node:test';
import assert from 'node:assert/strict';
import {
MARKUP_DEFAULT_COLOR,
MARKUP_DEFAULT_SHAPE,
getArrowGeometry,
getMarkupPreviewStrokeWidth,
sanitizeMarkupColor,
sanitizeMarkupShape,
} from '../src/markupShapeGeometry.js';
test('markup defaults use arrow and red', () => {
assert.equal(MARKUP_DEFAULT_SHAPE, 'arrow');
assert.equal(MARKUP_DEFAULT_COLOR, '#ff0000');
assert.equal(sanitizeMarkupColor(undefined), '#ff0000');
});
test('sanitizeMarkupShape falls back to arrow and red', () => {
assert.deepEqual(
sanitizeMarkupShape(
{
kind: 'triangle',
x1: 0.1,
y1: 0.2,
x2: 0.9,
y2: 0.8,
width: 5,
color: 'not-a-color',
},
MARKUP_DEFAULT_SHAPE,
MARKUP_DEFAULT_COLOR,
3,
),
{
kind: 'arrow',
x1: 0.1,
y1: 0.2,
x2: 0.9,
y2: 0.8,
width: 5,
color: '#ff0000',
},
);
});
test('getArrowGeometry keeps the shaft at the head base with no rounded overlap', () => {
const arrow = getArrowGeometry(
{
x1: 0,
y1: 0,
x2: 1,
y2: 0,
width: 4,
},
100,
100,
);
assert.equal(arrow.line, '0,0 84,0');
assert.equal(arrow.head, '100,0 84,6 84,-6');
});
test('getMarkupPreviewStrokeWidth matches backend preview scaling', () => {
assert.equal(getMarkupPreviewStrokeWidth(10, 256, 256), 10);
assert.equal(getMarkupPreviewStrokeWidth(10, 1024, 768), 20);
});

31
frontend/tests/nodeWidgetDefaults.test.mjs Normal file
View File

@@ -0,0 +1,31 @@
import test from 'node:test';
import assert from 'node:assert/strict';
import { buildDefaultWidgetValues, getDefaultWidgetValue } from '../src/nodeWidgetDefaults.js';
test('enum widget defaults honor opts.default instead of the first option', () => {
assert.equal(
getDefaultWidgetValue([['line', 'rectangle', 'circle', 'arrow'], { default: 'arrow' }]),
'arrow',
);
});
test('buildDefaultWidgetValues keeps non-data required widget defaults', () => {
assert.deepEqual(
buildDefaultWidgetValues({
input: {
required: {
input: ['ANNOTATION_SOURCE', { label: 'Input' }],
shape: [['line', 'rectangle', 'circle', 'arrow'], { default: 'arrow' }],
stroke_color: ['STRING', { default: '#ff0000', color_picker: true }],
stroke_width: ['INT', { default: 3 }],
},
},
}),
{
shape: 'arrow',
stroke_color: '#ff0000',
stroke_width: 3,
},
);
});

61
tests/test_nodes.py
View File

@@ -1088,23 +1088,23 @@ def test_font_node():
def test_preview_image():
print("=== Test: PreviewImage ===")
from backend.nodes.preview_image import PreviewImage
from backend.data_types import ImageData
from backend.execution_context import active_node, execution_callbacks
node = PreviewImage()
# Set up a capture for the broadcast
captured = []
PreviewImage._broadcast_fn = lambda node_id, data_uri: captured.append(data_uri)
PreviewImage._current_node_id = "test"
with execution_callbacks(preview=lambda nid, data_uri: captured.append(data_uri)), active_node("test"):
# Preview with a DataField
field = make_field()
node.preview(colormap="viridis", field=field)
node.preview(colormap="viridis", input=field)
assert len(captured) == 1
assert captured[0].startswith("data:image/png;base64,")
# Preview with field overlay metadata
captured.clear()
field_with_overlay = field.replace(overlays=[{"kind": "annotation", "show_scale_bar": True, "show_color_map": False, "text_size": 14.0}])
node.preview(colormap="viridis", field=field_with_overlay)
node.preview(colormap="viridis", input=field_with_overlay)
assert len(captured) == 1
assert captured[0].startswith("data:image/png;base64,")
@@ -1118,18 +1118,32 @@ def test_preview_image():
{"position": 1.0, "color": "#ffffff"},
],
}
node.preview(colormap="auto", field=field, colormap_map=custom_colormap)
node.preview(colormap="auto", input=field, colormap_map=custom_colormap)
assert len(captured) == 1
assert captured[0].startswith("data:image/png;base64,")
# Preview with an IMAGE array
captured.clear()
arr = np.random.default_rng(5).integers(0, 256, (32, 32), dtype=np.uint8)
node.preview(colormap="gray", image=arr)
node.preview(colormap="gray", input=arr)
assert len(captured) == 1
# Clean up
PreviewImage._broadcast_fn = None
# Preview with an ANNOTATION_SOURCE carrying a DataField
captured.clear()
node.preview(colormap="auto", input=field_with_overlay)
assert len(captured) == 1
assert captured[0].startswith("data:image/png;base64,")
# Preview with an ANNOTATION_SOURCE carrying an ImageData
captured.clear()
annotated_image = ImageData(
np.zeros((24, 24, 3), dtype=np.uint8),
metadata={"annotation_context": {"xreal": 1e-6, "si_unit_xy": "m"}},
)
node.preview(colormap="auto", input=annotated_image)
assert len(captured) == 1
assert captured[0].startswith("data:image/png;base64,")
print(" PASS\n")
@@ -1138,12 +1152,11 @@ def test_annotations():
from backend.nodes.annotations import Annotations
from backend.nodes.font_node import Font
from backend.data_types import ImageData
from backend.execution_context import active_node, execution_callbacks
node = Annotations()
font_node = Font()
warnings = []
Annotations._broadcast_warning_fn = lambda nid, msg: warnings.append(msg)
Annotations._current_node_id = "test"
field = DataField(
data=np.linspace(0.0, 1.0, 64 * 64, dtype=np.float64).reshape(64, 64),
xreal=1e-6,
@@ -1157,6 +1170,7 @@ def test_annotations():
plain_preview = render_datafield_preview(field, "viridis")
assert np.array_equal(plain_preview, base)
with execution_callbacks(warning=lambda nid, msg: warnings.append(msg)), active_node("test"):
plain_field, = node.render(input=field, colormap="auto", show_scale_bar=False, show_color_map=False)
assert isinstance(plain_field, DataField)
assert np.array_equal(plain_field.data, field.data)
@@ -1185,7 +1199,9 @@ def test_annotations():
text_size=28.0,
)
larger_legend_text = render_datafield_preview(larger_legend_field, larger_legend_field.colormap)
assert larger_legend_text.shape == with_legend.shape
assert larger_legend_text.shape[0] == with_legend.shape[0]
assert larger_legend_text.shape[1] > with_legend.shape[1]
assert larger_legend_text.shape[2] == with_legend.shape[2]
assert not np.array_equal(larger_legend_text, with_legend)
annotation_font, = font_node.build("Arial")
@@ -1199,7 +1215,9 @@ def test_annotations():
)
assert with_font_field.overlays[-1]["font"] == {"family": "Arial", "path": ""}
with_font = render_datafield_preview(with_font_field, with_font_field.colormap)
assert with_font.shape == with_legend.shape
assert with_font.shape[0] == with_legend.shape[0]
assert with_font.shape[1] > with_legend.shape[1]
assert with_font.shape[2] == with_legend.shape[2]
with_both_field, = node.render(input=field, colormap="auto", show_scale_bar=True, show_color_map=True)
with_both = render_datafield_preview(with_both_field, with_both_field.colormap)
@@ -1248,8 +1266,6 @@ def test_annotations():
assert len(warnings) == 1
assert "no scale metadata" in warnings[0]
Annotations._broadcast_warning_fn = None
print(" PASS\n")
@@ -1257,18 +1273,20 @@ def test_markup():
print("=== Test: Markup ===")
from backend.nodes.markup import Markup
from backend.data_types import ImageData, _preview_markup_stroke_width
from backend.execution_context import active_node, execution_callbacks
node = Markup()
field = make_field(data=np.linspace(0.0, 1.0, 48 * 48, dtype=np.float64).reshape(48, 48))
base = render_datafield_preview(field, field.colormap)
required_inputs = Markup.INPUT_TYPES()["required"]
assert _preview_markup_stroke_width(5, 128, 128) == 5
assert _preview_markup_stroke_width(5, 2048, 2048) > 5
assert required_inputs["shape"][1]["default"] == "arrow"
assert required_inputs["stroke_color"][1]["default"] == "#ff0000"
overlays = []
Markup._broadcast_overlay_fn = lambda nid, data: overlays.append(data)
Markup._current_node_id = "test"
with execution_callbacks(overlay=lambda nid, data: overlays.append(data)), active_node("test"):
plain_field, = node.process(
input=field,
shape="line",
@@ -1281,6 +1299,9 @@ def test_markup():
plain = render_datafield_preview(plain_field, plain_field.colormap)
assert np.array_equal(plain, base)
assert overlays[-1]["kind"] == "markup"
assert overlays[-1]["shape"] == "line"
assert overlays[-1]["stroke_color"] == "#ffd54f"
assert overlays[-1]["stroke_width"] == 3
assert overlays[-1]["image"].startswith("data:image/png;base64,")
shapes = json.dumps([
@@ -1299,6 +1320,9 @@ def test_markup():
marked = render_datafield_preview(marked_field, marked_field.colormap)
assert marked.shape == base.shape
assert not np.array_equal(marked, base)
assert overlays[-1]["shape"] == "arrow"
assert overlays[-1]["stroke_color"] == "#ffffff"
assert overlays[-1]["stroke_width"] == 4
viewport_image = ImageData(
np.zeros((48, 48, 3), dtype=np.uint8),
@@ -1317,7 +1341,6 @@ def test_markup():
assert image_markup.metadata["annotation_context"]["si_unit_xy"] == "m"
assert not np.array_equal(np.asarray(image_markup), np.asarray(viewport_image))
Markup._broadcast_overlay_fn = None
print(" PASS\n")