TrizTech/ohif-viewer
18
0 Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

update

Browse Source
This commit is contained in:
Davide Punzo committed 2021-04-20 16:39:04 +02:00
1 parent e41ba2bfde
commit e421bc7df9
7 files changed
+237 -159
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

extensions/dicom-segmentation/src/getSourceDisplaySet.js
+8 -109
View File
@@ -1,117 +1,16 @@
import setActiveLabelmap from './utils/setActiveLabelMap';
import { classes } from '@ohif/core';
const { ImageSet } = classes;
import { getReferencedDisplaySet } from '../../../platform/core/src/classes/metadata/StudyMetadata.js';
export default function getSourceDisplaySet(studies, segDisplaySet, activateLabelMap = true, onDisplaySetLoadFailureHandler) {
const referencedDisplaySet = _getReferencedDisplaySet(segDisplaySet, studies);
const referencedDisplaySet = getReferencedDisplaySet(segDisplaySet, studies);
let activatedLabelmapPromise;
if (activateLabelMap) {
setActiveLabelmap(referencedDisplaySet, studies, segDisplaySet, undefined, onDisplaySetLoadFailureHandler);
activatedLabelmapPromise = setActiveLabelmap(referencedDisplaySet, studies, segDisplaySet, undefined, onDisplaySetLoadFailureHandler);
}
return referencedDisplaySet;
}
const _getReferencedDisplaySet = (segDisplaySet, studies) => {
let allDisplaySets = [];
studies.forEach(study => {
allDisplaySets = allDisplaySets.concat(study.displaySets);
});
const otherDisplaySets = allDisplaySets.filter(
ds => ds.displaySetInstanceUID !== segDisplaySet.displaySetInstanceUID
);
const { metadata } = segDisplaySet;
let referencedSeriesInstanceUIDs;
if (metadata.ReferencedSeriesSequence) {
const ReferencedSeriesSequence = _toArray(
metadata.ReferencedSeriesSequence
);
referencedSeriesInstanceUIDs = ReferencedSeriesSequence.map(
ReferencedSeries => ReferencedSeries.SeriesInstanceUID
);
}
if (metadata.ReferencedImageSequence &&
(!referencedSeriesInstanceUIDs || referencedSeriesInstanceUIDs.length === 0)) {
const referencedImageArray = _toArray(metadata.ReferencedImageSequence);
for (let i = 0; i < referencedImageArray.length; i++) {
const { ReferencedSOPInstanceUID } = referencedImageArray[i];
referencedSeriesInstanceUIDs = _findReferencedSeriesInstanceUIDsFromSOPInstanceUID(
otherDisplaySets,
ReferencedSOPInstanceUID
);
if (referencedSeriesInstanceUIDs && referencedSeriesInstanceUIDs.length !== 0) {
break;
}
}
}
if (!referencedSeriesInstanceUIDs || referencedSeriesInstanceUIDs.length === 0) {
let SourceImageSequence;
if (metadata.SourceImageSequence) {
SourceImageSequence = metadata.SourceImageSequence;
} else {
const { PerFrameFunctionalGroupsSequence } = metadata;
const firstFunctionalGroups = _toArray(
PerFrameFunctionalGroupsSequence
)[0];
const { DerivationImageSequence } = firstFunctionalGroups;
SourceImageSequence = DerivationImageSequence;
}
const sourceImageArray = _toArray(SourceImageSequence);
for (let i = 0; i < sourceImageArray.length; i++) {
const { ReferencedSOPInstanceUID } = sourceImageArray[i];
referencedSeriesInstanceUIDs = _findReferencedSeriesInstanceUIDsFromSOPInstanceUID(
otherDisplaySets,
ReferencedSOPInstanceUID
);
if (referencedSeriesInstanceUIDs && referencedSeriesInstanceUIDs.length !== 0) {
break;
}
}
}
if (!referencedSeriesInstanceUIDs || referencedSeriesInstanceUIDs.length === 0) {
return undefined;
}
const referencedDisplaySet = otherDisplaySets.find(ds =>
referencedSeriesInstanceUIDs.includes(ds.SeriesInstanceUID)
);
return referencedDisplaySet;
};
const _findReferencedSeriesInstanceUIDsFromSOPInstanceUID = (
displaySets,
SOPInstanceUID
) => {
const imageSets = displaySets.filter(ds => ds instanceof ImageSet);
for (let i = 0; i < imageSets.length; i++) {
const { images } = imageSets[i];
for (let j = 0; j < images.length; j++) {
if (images[j].SOPInstanceUID === SOPInstanceUID) {
return [images[j].getData().metadata.SeriesInstanceUID];
}
}
}
};
function _toArray(arrayOrObject) {
return Array.isArray(arrayOrObject) ? arrayOrObject : [arrayOrObject];
return {
referencedDisplaySet : referencedDisplaySet,
activatedLabelmapPromise : activatedLabelmapPromise
}
}