Files
ohif-viewer/extensions/cornerstone-dicom-sr/src/tools/DICOMSRDisplayTool.ts
2025-03-07 13:47:44 +07:00

408 lines
11 KiB
TypeScript

import { Types, metaData, utilities as csUtils } from '@cornerstonejs/core';
import {
AnnotationTool,
annotation,
drawing,
utilities,
Types as cs3DToolsTypes,
} from '@cornerstonejs/tools';
import { getTrackingUniqueIdentifiersForElement } from './modules/dicomSRModule';
import { SCOORDTypes } from '../enums';
import toolNames from './toolNames';
export default class DICOMSRDisplayTool extends AnnotationTool {
static toolName = toolNames.DICOMSRDisplay;
constructor(
toolProps = {},
defaultToolProps = {
configuration: {},
}
) {
super(toolProps, defaultToolProps);
}
_getTextBoxLinesFromLabels(labels) {
// TODO -> max 5 for now (label + shortAxis + longAxis), need a generic solution for this!
const labelLength = Math.min(labels.length, 5);
const lines = [];
for (let i = 0; i < labelLength; i++) {
const labelEntry = labels[i];
lines.push(`${_labelToShorthand(labelEntry.label)}: ${labelEntry.value}`);
}
return lines;
}
// This tool should not inherit from AnnotationTool and we should not need
// to add the following lines.
isPointNearTool = () => null;
getHandleNearImagePoint = () => null;
renderAnnotation = (enabledElement: Types.IEnabledElement, svgDrawingHelper: any): void => {
const { viewport } = enabledElement;
const { element } = viewport;
let annotations = annotation.state.getAnnotations(this.getToolName(), element);
// Todo: We don't need this anymore, filtering happens in triggerAnnotationRender
if (!annotations?.length) {
return;
}
annotations = this.filterInteractableAnnotationsForElement(element, annotations);
if (!annotations?.length) {
return;
}
const trackingUniqueIdentifiersForElement = getTrackingUniqueIdentifiersForElement(element);
const { activeIndex, trackingUniqueIdentifiers } = trackingUniqueIdentifiersForElement;
const activeTrackingUniqueIdentifier = trackingUniqueIdentifiers[activeIndex];
// Filter toolData to only render the data for the active SR.
const filteredAnnotations = annotations.filter(annotation =>
trackingUniqueIdentifiers.includes(annotation.data?.TrackingUniqueIdentifier)
);
if (!viewport._actors?.size) {
return;
}
const styleSpecifier: cs3DToolsTypes.AnnotationStyle.StyleSpecifier = {
toolGroupId: this.toolGroupId,
toolName: this.getToolName(),
viewportId: enabledElement.viewport.id,
};
const { style: annotationStyle } = annotation.config;
for (let i = 0; i < filteredAnnotations.length; i++) {
const annotation = filteredAnnotations[i];
const annotationUID = annotation.annotationUID;
const { renderableData, TrackingUniqueIdentifier } = annotation.data;
const { referencedImageId } = annotation.metadata;
styleSpecifier.annotationUID = annotationUID;
const groupStyle = annotationStyle.getToolGroupToolStyles(this.toolGroupId)[
this.getToolName()
];
const lineWidth = this.getStyle('lineWidth', styleSpecifier, annotation);
const lineDash = this.getStyle('lineDash', styleSpecifier, annotation);
const color =
TrackingUniqueIdentifier === activeTrackingUniqueIdentifier
? 'rgb(0, 255, 0)'
: this.getStyle('color', styleSpecifier, annotation);
const options = {
color,
lineDash,
lineWidth,
...groupStyle,
};
Object.keys(renderableData).forEach(GraphicType => {
const renderableDataForGraphicType = renderableData[GraphicType];
let renderMethod;
let canvasCoordinatesAdapter;
switch (GraphicType) {
case SCOORDTypes.POINT:
renderMethod = this.renderPoint;
break;
case SCOORDTypes.MULTIPOINT:
renderMethod = this.renderMultipoint;
break;
case SCOORDTypes.POLYLINE:
renderMethod = this.renderPolyLine;
break;
case SCOORDTypes.CIRCLE:
renderMethod = this.renderEllipse;
break;
case SCOORDTypes.ELLIPSE:
renderMethod = this.renderEllipse;
canvasCoordinatesAdapter = utilities.math.ellipse.getCanvasEllipseCorners;
break;
default:
throw new Error(`Unsupported GraphicType: ${GraphicType}`);
}
const canvasCoordinates = renderMethod(
svgDrawingHelper,
viewport,
renderableDataForGraphicType,
annotationUID,
referencedImageId,
options
);
this.renderTextBox(
svgDrawingHelper,
viewport,
canvasCoordinates,
canvasCoordinatesAdapter,
annotation,
styleSpecifier,
options
);
});
}
};
renderPolyLine(
svgDrawingHelper,
viewport,
renderableData,
annotationUID,
referencedImageId,
options
) {
const drawingOptions = {
color: options.color,
width: options.lineWidth,
lineDash: options.lineDash,
};
let allCanvasCoordinates = [];
renderableData.map((data, index) => {
const canvasCoordinates = data.map(p => viewport.worldToCanvas(p));
const lineUID = `${index}`;
if (canvasCoordinates.length === 2) {
drawing.drawLine(
svgDrawingHelper,
annotationUID,
lineUID,
canvasCoordinates[0],
canvasCoordinates[1],
drawingOptions
);
} else {
drawing.drawPolyline(
svgDrawingHelper,
annotationUID,
lineUID,
canvasCoordinates,
drawingOptions
);
}
allCanvasCoordinates = allCanvasCoordinates.concat(canvasCoordinates);
});
return allCanvasCoordinates; // used for drawing textBox
}
renderMultipoint(
svgDrawingHelper,
viewport,
renderableData,
annotationUID,
referencedImageId,
options
) {
let canvasCoordinates;
renderableData.map((data, index) => {
canvasCoordinates = data.map(p => viewport.worldToCanvas(p));
const handleGroupUID = '0';
drawing.drawHandles(svgDrawingHelper, annotationUID, handleGroupUID, canvasCoordinates, {
color: options.color,
});
});
}
renderPoint(
svgDrawingHelper,
viewport,
renderableData,
annotationUID,
referencedImageId,
options
) {
const canvasCoordinates = [];
renderableData.map((data, index) => {
const point = data[0];
// This gives us one point for arrow
canvasCoordinates.push(viewport.worldToCanvas(point));
if (data[1] !== undefined) {
canvasCoordinates.push(viewport.worldToCanvas(data[1]));
}
else{
// We get the other point for the arrow by using the image size
const imagePixelModule = metaData.get('imagePixelModule', referencedImageId);
let xOffset = 10;
let yOffset = 10;
if (imagePixelModule) {
const { columns, rows } = imagePixelModule;
xOffset = columns / 10;
yOffset = rows / 10;
}
const imagePoint = csUtils.worldToImageCoords(referencedImageId, point);
const arrowEnd = csUtils.imageToWorldCoords(referencedImageId, [
imagePoint[0] + xOffset,
imagePoint[1] + yOffset,
]);
canvasCoordinates.push(viewport.worldToCanvas(arrowEnd));
}
const arrowUID = `${index}`;
// Todo: handle drawing probe as probe, currently we are drawing it as an arrow
drawing.drawArrow(
svgDrawingHelper,
annotationUID,
arrowUID,
canvasCoordinates[1],
canvasCoordinates[0],
{
color: options.color,
width: options.lineWidth,
}
);
});
return canvasCoordinates; // used for drawing textBox
}
renderEllipse(
svgDrawingHelper,
viewport,
renderableData,
annotationUID,
referencedImageId,
options
) {
let canvasCoordinates;
renderableData.map((data, index) => {
if (data.length === 0) {
// since oblique ellipse is not supported for hydration right now
// we just return
return;
}
const ellipsePointsWorld = data;
const rotation = viewport.getRotation();
canvasCoordinates = ellipsePointsWorld.map(p => viewport.worldToCanvas(p));
let canvasCorners;
if (rotation == 90 || rotation == 270) {
canvasCorners = utilities.math.ellipse.getCanvasEllipseCorners([
canvasCoordinates[2],
canvasCoordinates[3],
canvasCoordinates[0],
canvasCoordinates[1],
]) as Array<Types.Point2>;
} else {
canvasCorners = utilities.math.ellipse.getCanvasEllipseCorners(
canvasCoordinates
) as Array<Types.Point2>;
}
const lineUID = `${index}`;
drawing.drawEllipse(
svgDrawingHelper,
annotationUID,
lineUID,
canvasCorners[0],
canvasCorners[1],
{
color: options.color,
width: options.lineWidth,
lineDash: options.lineDash,
}
);
});
return canvasCoordinates;
}
renderTextBox(
svgDrawingHelper,
viewport,
canvasCoordinates,
canvasCoordinatesAdapter,
annotation,
styleSpecifier,
options = {}
) {
if (!canvasCoordinates || !annotation) {
return;
}
const { annotationUID, data = {} } = annotation;
const { labels } = data;
const { color } = options;
let adaptedCanvasCoordinates = canvasCoordinates;
// adapt coordinates if there is an adapter
if (typeof canvasCoordinatesAdapter === 'function') {
adaptedCanvasCoordinates = canvasCoordinatesAdapter(canvasCoordinates);
}
const textLines = this._getTextBoxLinesFromLabels(labels);
const canvasTextBoxCoords = utilities.drawing.getTextBoxCoordsCanvas(adaptedCanvasCoordinates);
if (!annotation.data?.handles?.textBox?.worldPosition) {
annotation.data.handles.textBox.worldPosition = viewport.canvasToWorld(canvasTextBoxCoords);
}
const textBoxPosition = viewport.worldToCanvas(annotation.data.handles.textBox.worldPosition);
const textBoxUID = '1';
const textBoxOptions = this.getLinkedTextBoxStyle(styleSpecifier, annotation);
const boundingBox = drawing.drawLinkedTextBox(
svgDrawingHelper,
annotationUID,
textBoxUID,
textLines,
textBoxPosition,
canvasCoordinates,
{},
{
...textBoxOptions,
color,
}
);
const { x: left, y: top, width, height } = boundingBox;
annotation.data.handles.textBox.worldBoundingBox = {
topLeft: viewport.canvasToWorld([left, top]),
topRight: viewport.canvasToWorld([left + width, top]),
bottomLeft: viewport.canvasToWorld([left, top + height]),
bottomRight: viewport.canvasToWorld([left + width, top + height]),
};
}
}
const SHORT_HAND_MAP = {
'Short Axis': 'W: ',
'Long Axis': 'L: ',
AREA: 'Area: ',
Length: '',
CORNERSTONEFREETEXT: '',
};
function _labelToShorthand(label) {
const shortHand = SHORT_HAND_MAP[label];
if (shortHand !== undefined) {
return shortHand;
}
return label;
}