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import { getDisplayUnit } from './utils';
import getSOPInstanceAttributes from './utils/getSOPInstanceAttributes';
import { utils } from '@ohif/core';
import { getStatisticDisplayString } from './utils/getValueDisplayString';
import { getIsLocked } from './utils/getIsLocked';
import { getIsVisible } from './utils/getIsVisible';
const RectangleROI = {
toAnnotation: measurement => {},
toMeasurement: (
csToolsEventDetail,
displaySetService,
CornerstoneViewportService,
getValueTypeFromToolType,
customizationService
) => {
const { annotation } = csToolsEventDetail;
const { metadata, data, annotationUID } = annotation;
const isLocked = getIsLocked(annotationUID);
const isVisible = getIsVisible(annotationUID);
Iif (!metadata || !data) {
console.warn('Rectangle ROI tool: Missing metadata or data');
return null;
}
const { toolName, referencedImageId, FrameOfReferenceUID } = metadata;
const validToolType = SUPPORTED_TOOLS.includes(toolName);
Iif (!validToolType) {
throw new Error('Tool not supported');
}
const { SOPInstanceUID, SeriesInstanceUID, StudyInstanceUID } = getSOPInstanceAttributes(
referencedImageId,
displaySetService,
annotation
);
let displaySet;
if (SOPInstanceUID) {
displaySet = displaySetService.getDisplaySetForSOPInstanceUID(
SOPInstanceUID,
SeriesInstanceUID
);
} else E{
displaySet = displaySetService.getDisplaySetsForSeries(SeriesInstanceUID)[0];
}
const { points, textBox } = data.handles;
const mappedAnnotations = getMappedAnnotations(annotation, displaySetService);
const displayText = getDisplayText(mappedAnnotations, displaySet, customizationService);
const getReport = () =>
_getReport(mappedAnnotations, points, FrameOfReferenceUID, customizationService);
return {
uid: annotationUID,
SOPInstanceUID,
FrameOfReferenceUID,
points,
textBox,
metadata,
referenceSeriesUID: SeriesInstanceUID,
referenceStudyUID: StudyInstanceUID,
referencedImageId,
frameNumber: mappedAnnotations[0]?.frameNumber || 1,
toolName: metadata.toolName,
displaySetInstanceUID: displaySet.displaySetInstanceUID,
label: data.label,
displayText: displayText,
data: data.cachedStats,
type: getValueTypeFromToolType(toolName),
getReport,
isLocked,
isVisible,
};
},
};
function getMappedAnnotations(annotation, displaySetService) {
const { metadata, data } = annotation;
const { cachedStats } = data;
const { referencedImageId } = metadata;
const targets = Object.keys(cachedStats);
if (!targets.length) {
return [];
}
const annotations = [];
const addedModalities = new Set();
Object.keys(cachedStats).forEach(targetId => {
const targetStats = cachedStats[targetId];
const { SOPInstanceUID, SeriesInstanceUID, frameNumber } = getSOPInstanceAttributes(
referencedImageId,
displaySetService,
annotation
);
const displaySet = displaySetService.getDisplaySetsForSeries(SeriesInstanceUID)[0];
const { SeriesNumber } = displaySet;
const { mean, stdDev, max, area, Modality, modalityUnit, areaUnit } = targetStats;
// Skip if we've already added this modality
Iif (Modality && addedModalities.has(Modality)) {
return;
}
// Add modality to the set if it exists
if (Modality) {
addedModalities.add(Modality);
}
annotations.push({
SeriesInstanceUID,
SOPInstanceUID,
SeriesNumber,
frameNumber,
Modality,
unit: modalityUnit,
mean,
stdDev,
metadata,
max,
area,
areaUnit,
});
});
return annotations;
}
/*
This function is used to convert the measurement data to a format that is
suitable for the report generation (e.g. for the csv report). The report
returns a list of columns and corresponding values.
*/
function _getReport(mappedAnnotations, points, FrameOfReferenceUID, customizationService) {
const columns = [];
const values = [];
// Add Type
columns.push('AnnotationType');
values.push('Cornerstone:RectangleROI');
mappedAnnotations.forEach(annotation => {
const { mean, stdDev, max, area, unit, areaUnit } = annotation;
Iif (!mean || !unit || !max || !area) {
return;
}
columns.push(`Maximum`, `Mean`, `Std Dev`, 'Pixel Unit', `Area`, 'Unit');
values.push(max, mean, stdDev, unit, area, areaUnit);
});
Iif (FrameOfReferenceUID) {
columns.push('FrameOfReferenceUID');
values.push(FrameOfReferenceUID);
}
Iif (points) {
columns.push('points');
// points has the form of [[x1, y1, z1], [x2, y2, z2], ...]
// convert it to string of [[x1 y1 z1];[x2 y2 z2];...]
// so that it can be used in the csv report
values.push(points.map(p => p.join(' ')).join(';'));
}
return {
columns,
values,
};
}
function getDisplayText(mappedAnnotations, displaySet, customizationService) {
const displayText = {
primary: [],
secondary: [],
};
if (!mappedAnnotations || !mappedAnnotations.length) {
return displayText;
}
// Area is the same for all series
const { area, SOPInstanceUID, frameNumber, areaUnit } = mappedAnnotations[0];
const instance = displaySet.instances.find(image => image.SOPInstanceUID === SOPInstanceUID);
let InstanceNumber;
if (instance) {
InstanceNumber = instance.InstanceNumber;
}
const instanceText = InstanceNumber ? ` I: ${InstanceNumber}` : '';
const frameText = displaySet.isMultiFrame ? ` F: ${frameNumber}` : '';
// Area sometimes becomes undefined if `preventHandleOutsideImage` is off.
const roundedArea = utils.roundNumber(area || 0, 2);
displayText.primary.push(`${roundedArea} ${getDisplayUnit(areaUnit)}`);
// Todo: we need a better UI for displaying all these information
mappedAnnotations.forEach(mappedAnnotation => {
const { unit, max, SeriesNumber } = mappedAnnotation;
const maxStr = getStatisticDisplayString(max, unit, 'max');
displayText.primary.push(maxStr);
displayText.secondary.push(`S: ${SeriesNumber}${instanceText}${frameText}`);
});
return displayText;
}
export default RectangleROI;
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