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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | 34x 34x 670642x 670642x 670313x 329x 34x | import { metaData } from '@cornerstonejs/core';
const _cachedOverlayMetadata: Map<string, any[]> = new Map();
/**
* Image Overlay Viewer tool is not a traditional tool that requires user interactin.
* But it is used to display Pixel Overlays. And it will provide toggling capability.
*
* The documentation for Overlay Plane Module of DICOM can be found in [C.9.2 of
* Part-3 of DICOM standard](https://dicom.nema.org/medical/dicom/2018b/output/chtml/part03/sect_C.9.2.html)
*
* Image Overlay rendered by this tool can be toggled on and off using
* toolGroup.setToolEnabled() and toolGroup.setToolDisabled()
*/
const OverlayPlaneModuleProvider = {
/** Adds the metadata for overlayPlaneModule */
add: (imageId, metadata) => {
Iif (_cachedOverlayMetadata.get(imageId) === metadata) {
// This is a no-op here as the tool re-caches the data
return;
}
_cachedOverlayMetadata.set(imageId, metadata);
},
/** Standard getter for metadata */
get: (type: string, query: string | string[]) => {
Iif (Array.isArray(query)) {
return;
}
if (type !== 'overlayPlaneModule') {
return;
}
return _cachedOverlayMetadata.get(query);
},
};
// Needs to be higher priority than default provider
metaData.addProvider(OverlayPlaneModuleProvider.get, 10_000);
export default OverlayPlaneModuleProvider;
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