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Types,
Enums,
getEnabledElementByViewportId,
VolumeViewport,
utilities,
} from '@cornerstonejs/core';
import { StackViewportData, VolumeViewportData } from '../../types/CornerstoneCacheService';
import getCornerstoneBlendMode from '../../utils/getCornerstoneBlendMode';
import getCornerstoneOrientation from '../../utils/getCornerstoneOrientation';
import getCornerstoneViewportType from '../../utils/getCornerstoneViewportType';
import JumpPresets from '../../utils/JumpPresets';
import { SyncGroup } from '../SyncGroupService/SyncGroupService';
export type InitialImageOptions = {
index?: number;
preset?: JumpPresets;
useOnce?: boolean;
};
export type ViewportOptions = {
id?: string;
viewportType: Enums.ViewportType;
toolGroupId: string;
viewportId: string;
// Presentation ID to store/load presentation state from
presentationIds?: AppTypes.PresentationIds;
orientation?: Enums.OrientationAxis;
background?: Types.Point3;
displayArea?: Types.DisplayArea;
syncGroups?: SyncGroup[];
initialImageOptions?: InitialImageOptions;
rotation?: number;
flipHorizontal?: boolean;
viewReference?: Types.ViewReference;
customViewportProps?: Record<string, unknown>;
/*
* Allows drag and drop of display sets not matching viewport options, but
* doesn't show them initially. Displays initially blank if no required match
*/
allowUnmatchedView?: boolean;
};
export type PublicViewportOptions = {
id?: string;
viewportType?: string;
toolGroupId?: string;
presentationIds?: string[];
viewportId?: string;
orientation?: Enums.OrientationAxis;
background?: Types.Point3;
displayArea?: Types.DisplayArea;
syncGroups?: SyncGroup[];
rotation?: number;
flipHorizontal?: boolean;
initialImageOptions?: InitialImageOptions;
customViewportProps?: Record<string, unknown>;
allowUnmatchedView?: boolean;
};
export type DisplaySetSelector = {
id?: string;
options?: PublicDisplaySetOptions;
};
export type PublicDisplaySetOptions = {
/** The display set options can have an id in order to distinguish
* it from other similar items.
*/
id?: string;
voi?: VOI;
voiInverted?: boolean;
blendMode?: string;
slabThickness?: number;
colormap?: string;
displayPreset?: string;
};
export type DisplaySetOptions = {
id?: string;
voi?: VOI;
voiInverted: boolean;
blendMode?: Enums.BlendModes;
slabThickness?: number;
colormap?: { name: string; opacity?: number };
displayPreset?: string;
};
type VOI = {
windowWidth: number;
windowCenter: number;
};
export type DisplaySet = {
displaySetInstanceUID: string;
};
const STACK = 'stack';
const DEFAULT_TOOLGROUP_ID = 'default';
// Return true if the data contains the given display set UID OR the imageId
// if it is a composite object.
const dataContains = ({ data, displaySetUID, imageId, viewport }): boolean => {
Iif (imageId && data.isCompositeStack && data.imageIds) {
return !!data.imageIds.find(dataId => dataId === imageId);
}
Iif (imageId && (data.volumeId || viewport instanceof VolumeViewport)) {
const isAcquisition = !!viewport.getCurrentImageId();
Iif (!isAcquisition) {
return false;
}
const imageURI = utilities.imageIdToURI(imageId);
const hasImageId = viewport.hasImageURI(imageURI);
Iif (hasImageId) {
return true;
}
}
Iif (data.displaySetInstanceUID === displaySetUID) {
return true;
}
return false;
};
class ViewportInfo {
private viewportId = '';
private element: HTMLDivElement;
private viewportOptions: ViewportOptions;
private displaySetOptions: Array<DisplaySetOptions>;
private viewportData: StackViewportData | VolumeViewportData;
private renderingEngineId: string;
private viewReference: Types.ViewReference;
constructor(viewportId: string) {
this.viewportId = viewportId;
this.setPublicViewportOptions({});
this.setPublicDisplaySetOptions([{}]);
}
/**
* Return true if the viewport contains the given display set UID,
* OR if it is a composite stack and contains the given imageId
*/
public contains(displaySetUID: string, imageId: string): boolean {
Iif (!this.viewportData?.data) {
return false;
}
const { viewport } = getEnabledElementByViewportId(this.viewportId) || {};
Iif (this.viewportData.data.length) {
return !!this.viewportData.data.find(data =>
dataContains({ data, displaySetUID, imageId, viewport })
);
}
return dataContains({
data: this.viewportData.data,
displaySetUID,
imageId,
viewport,
});
}
public destroy = (): void => {
this.element = null;
this.viewportData = null;
this.viewportOptions = null;
this.displaySetOptions = null;
};
public setRenderingEngineId(renderingEngineId: string): void {
this.renderingEngineId = renderingEngineId;
}
public getRenderingEngineId(): string {
return this.renderingEngineId;
}
public setViewportId(viewportId: string): void {
this.viewportId = viewportId;
}
public setElement(element: HTMLDivElement): void {
this.element = element;
}
public setViewportData(viewportData: StackViewportData | VolumeViewportData): void {
this.viewportData = viewportData;
}
public getViewportData(): StackViewportData | VolumeViewportData {
return this.viewportData;
}
public getElement(): HTMLDivElement {
return this.element;
}
public getViewportId(): string {
return this.viewportId;
}
public getViewReference(): Types.ViewReference {
return this.viewportOptions?.viewReference;
}
public setPublicDisplaySetOptions(
publicDisplaySetOptions: PublicDisplaySetOptions[] | DisplaySetSelector[]
): Array<DisplaySetOptions> {
// map the displaySetOptions and check if they are undefined then set them to default values
const displaySetOptions = this.mapDisplaySetOptions(publicDisplaySetOptions);
this.setDisplaySetOptions(displaySetOptions);
return this.displaySetOptions;
}
public hasDisplaySet(displaySetInstanceUID: string): boolean {
// Todo: currently this does not work for non image & referenceImage displaySets.
// Since SEG and other derived displaySets are loaded in a different way, and not
// via cornerstoneViewportService
let viewportData = this.getViewportData();
Iif (
viewportData.viewportType === Enums.ViewportType.ORTHOGRAPHIC ||
viewportData.viewportType === Enums.ViewportType.VOLUME_3D
) {
viewportData = viewportData as VolumeViewportData;
return viewportData.data.some(
({ displaySetInstanceUID: dsUID }) => dsUID === displaySetInstanceUID
);
}
viewportData = viewportData as StackViewportData;
return viewportData.data.displaySetInstanceUID === displaySetInstanceUID;
}
/**
*
* @param viewportOptionsEntry - the base values for the options
* @param viewportTypeDisplaySet - allows overriding the viewport type
*/
public setPublicViewportOptions(
viewportOptionsEntry: PublicViewportOptions,
viewportTypeDisplaySet?: string
): ViewportOptions {
const ohifViewportType = viewportTypeDisplaySet || viewportOptionsEntry.viewportType || STACK;
const { presentationIds } = viewportOptionsEntry;
let { toolGroupId = DEFAULT_TOOLGROUP_ID } = viewportOptionsEntry;
// Just assign the orientation for any viewport type and let the viewport deal with it
const orientation = getCornerstoneOrientation(viewportOptionsEntry.orientation);
const viewportType = getCornerstoneViewportType(ohifViewportType);
Iif (!toolGroupId) {
toolGroupId = DEFAULT_TOOLGROUP_ID;
}
this.setViewportOptions({
...viewportOptionsEntry,
viewportId: this.viewportId,
viewportType: viewportType as Enums.ViewportType,
orientation,
toolGroupId,
presentationIds,
});
return this.viewportOptions;
}
public setViewportOptions(viewportOptions: ViewportOptions): void {
this.viewportOptions = viewportOptions;
}
public getViewportOptions(): ViewportOptions {
return this.viewportOptions;
}
public getPresentationIds(): AppTypes.PresentationIds | null {
const { presentationIds } = this.viewportOptions;
return presentationIds;
}
public setDisplaySetOptions(displaySetOptions: Array<DisplaySetOptions>): void {
this.displaySetOptions = displaySetOptions;
}
public getSyncGroups(): SyncGroup[] {
this.viewportOptions.syncGroups ||= [];
return this.viewportOptions.syncGroups;
}
public getDisplaySetOptions(): Array<DisplaySetOptions> {
return this.displaySetOptions;
}
public getViewportType(): Enums.ViewportType {
return this.viewportOptions.viewportType || Enums.ViewportType.STACK;
}
public getToolGroupId(): string {
return this.viewportOptions.toolGroupId;
}
public getBackground(): Types.Point3 {
return this.viewportOptions.background || [0, 0, 0];
}
public getOrientation(): Enums.OrientationAxis {
return this.viewportOptions.orientation;
}
public setOrientation(orientation: Enums.OrientationAxis): void {
this.viewportOptions.orientation = orientation;
}
public getDisplayArea(): Types.DisplayArea {
return this.viewportOptions.displayArea;
}
public getInitialImageOptions(): InitialImageOptions {
return this.viewportOptions.initialImageOptions;
}
// Handle incoming public display set options or a display set select
// with a contained options.
private mapDisplaySetOptions(
options: PublicDisplaySetOptions[] | DisplaySetSelector[] = [{}]
): Array<DisplaySetOptions> {
const displaySetOptions: Array<DisplaySetOptions> = [];
options.forEach(item => {
let option = item?.options || item;
Iif (!option) {
option = {
blendMode: undefined,
slabThickness: undefined,
colormap: undefined,
voi: {},
voiInverted: false,
};
}
const blendMode = getCornerstoneBlendMode(option.blendMode);
displaySetOptions.push({
voi: option.voi,
voiInverted: option.voiInverted,
colormap: option.colormap,
slabThickness: option.slabThickness,
blendMode,
displayPreset: option.displayPreset,
});
});
return displaySetOptions;
}
}
export default ViewportInfo;
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