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import { AfterViewInit, Component, ElementRef, EventEmitter, Inject, Input, OnChanges, OnDestroy, Optional, Output, SimpleChanges, TemplateRef, ViewChild } from "@angular/core";
import { asyncScheduler, combineLatest, fromEvent, merge, NEVER, Observable, of, Subject, Subscription } from "rxjs";
import { ngViewerActionCycleViews, ngViewerActionToggleMax } from "src/services/state/ngViewerState/actions";
import { ClickInterceptor, CLICK_INTERCEPTOR_INJECTOR } from "src/util";
import { uiStateMouseOverSegmentsSelector } from "src/services/state/uiState/selectors";
import { debounceTime, distinctUntilChanged, filter, map, mapTo, scan, shareReplay, startWith, switchMap, switchMapTo, take, tap, throttleTime } from "rxjs/operators";
import { viewerStateAddUserLandmarks, viewerStateChangeNavigation, viewerStateMouseOverCustomLandmark, viewerStateSelectRegionWithIdDeprecated, viewerStateSetSelectedRegions, viewreStateRemoveUserLandmarks } from "src/services/state/viewerState/actions";
import { ngViewerSelectorPanelOrder, ngViewerSelectorPanelMode } from "src/services/state/ngViewerState/selectors";
import { viewerStateCustomLandmarkSelector, viewerStateNavigationStateSelector } from "src/services/state/viewerState/selectors";
import { serialiseParcellationRegion } from 'common/util'
import { ARIA_LABELS, IDS, QUICKTOUR_DESC } from 'common/constants'
import { PANELS } from "src/services/state/ngViewerState/constants";
import { LoggingService } from "src/logging";
import { getMultiNgIdsRegionsLabelIndexMap, SET_MESHES_TO_LOAD } from "../constants";
import { EnumViewerEvt, IViewer, TViewerEvent } from "../../viewer.interface";
import { NehubaViewerUnit } from "../nehubaViewer/nehubaViewer.component";
import { NehubaViewerContainerDirective, TMouseoverEvent } from "../nehubaViewerInterface/nehubaViewerInterface.directive";
import { cvtNavigationObjToNehubaConfig, getFourPanel, getHorizontalOneThree, getSinglePanel, getVerticalOneThree, scanSliceViewRenderFn, takeOnePipe } from "../util";
import { API_SERVICE_SET_VIEWER_HANDLE_TOKEN, TSetViewerHandle } from "src/atlasViewer/atlasViewer.apiService.service";
import { MouseHoverDirective } from "src/mouseoverModule";
import { NehubaMeshService } from "../mesh.service";
import { IQuickTourData } from "src/ui/quickTour/constrants";
import { NehubaLayerControlService, IColorMap, SET_COLORMAP_OBS, SET_LAYER_VISIBILITY } from "../layerCtrl.service";
import { getExportNehuba, getUuid, switchMapWaitFor } from "src/util/fn";
import { INavObj } from "../navigation.service";
import { NG_LAYER_CONTROL, SET_SEGMENT_VISIBILITY } from "../layerCtrl.service/layerCtrl.util";
import { MatSnackBar } from "@angular/material/snack-bar";
import { getShader } from "src/util/constants";
import { EnumColorMapName } from "src/util/colorMaps";
import { MatDialog } from "@angular/material/dialog";
import { AtlasWorkerService } from "src/atlasViewer/atlasViewer.workerService.service";
export const INVALID_FILE_INPUT = `Exactly one (1) nifti file is required!`
@Component({
selector: 'iav-cmp-viewer-nehuba-glue',
templateUrl: './nehubaViewerGlue.template.html',
styleUrls: [
'./nehubaViewerGlue.style.css'
exportAs: 'iavCmpViewerNehubaGlue',
providers: [
{
provide: SET_MESHES_TO_LOAD,
useFactory: (meshService: NehubaMeshService) => meshService.loadMeshes$,
deps: [ NehubaMeshService ]
},
NehubaMeshService,
{
provide: SET_COLORMAP_OBS,
useFactory: (layerCtrl: NehubaLayerControlService) => layerCtrl.setColorMap$,
deps: [ NehubaLayerControlService ]
},
{
provide: SET_LAYER_VISIBILITY,
useFactory: (layerCtrl: NehubaLayerControlService) => layerCtrl.visibleLayer$,
deps: [ NehubaLayerControlService ]
},
{
provide: SET_SEGMENT_VISIBILITY,
useFactory: (layerCtrl: NehubaLayerControlService) => layerCtrl.segmentVis$,
deps: [ NehubaLayerControlService ]
},
{
provide: NG_LAYER_CONTROL,
useFactory: (layerCtrl: NehubaLayerControlService) => layerCtrl.ngLayersController$,
deps: [ NehubaLayerControlService ]
},
export class NehubaGlueCmp implements IViewer<'nehuba'>, OnChanges, OnDestroy, AfterViewInit {
@ViewChild('layerCtrlTmpl', { read: TemplateRef }) layerCtrlTmpl: TemplateRef<any>
public ARIA_LABELS = ARIA_LABELS
public IDS = IDS
@ViewChild(NehubaViewerContainerDirective, { static: true })
public nehubaContainerDirective: NehubaViewerContainerDirective
@ViewChild(MouseHoverDirective, { static: true })
private mouseoverDirective: MouseHoverDirective
private viewerUnit: NehubaViewerUnit
private multiNgIdsRegionsLabelIndexMap: Map<string, Map<number, any>>
@Input()
public selectedParcellation: any
@Input()
public selectedTemplate: any
private newViewer$ = new Subject()
public showPerpsectiveScreen$: Observable<string>
public sliceViewLoadingMain$: Observable<[boolean, boolean, boolean]>
private sliceRenderEvent$: Observable<CustomEvent>
public perspectiveViewLoading$: Observable<string|null>
public hoveredPanelIndices$: Observable<number>
private viewPanelWeakMap = new WeakMap<HTMLElement, number>()
public viewPanels: [HTMLElement, HTMLElement, HTMLElement, HTMLElement] = [null, null, null, null]
private findPanelIndex = (panel: HTMLElement) => this.viewPanelWeakMap.get(panel)
public nanometersToOffsetPixelsFn: Array<(...arg) => any> = []
public quickTourSliceViewSlide: IQuickTourData = {
public customLandmarks$: Observable<any> = this.store$.pipe(
select(viewerStateCustomLandmarkSelector),
map(lms => lms.map(lm => ({
...lm,
geometry: {
position: lm.position
}
}))),
)
public filterCustomLandmark(lm: any){
return !!lm['showInSliceView']
}
public panelOrder$ = this.store$.pipe(
select(ngViewerSelectorPanelOrder),
distinctUntilChanged(),
shareReplay(1),
)
ngOnChanges(sc: SimpleChanges){
const {
selectedParcellation,
selectedTemplate
} = sc
if (selectedTemplate) {
if (selectedTemplate?.currentValue?.['@id'] !== selectedTemplate?.previousValue?.['@id']) {
if (selectedTemplate?.previousValue) {
this.unloadTmpl(selectedTemplate?.previousValue)
}
if (selectedTemplate?.currentValue?.['@id']) {
this.loadTmpl(selectedTemplate.currentValue, selectedParcellation.currentValue)
}
}
}else if (selectedParcellation && selectedParcellation.currentValue !== selectedParcellation.previousValue) {
private nehubaContainerSub: Subscription
private setupNehubaEvRelay() {
if (this.nehubaContainerSub) this.nehubaContainerSub.unsubscribe()
if (!this.nehubaContainerDirective) return
const {
mouseOverSegments,
navigationEmitter,
mousePosEmitter,
} = this.nehubaContainerDirective
this.nehubaContainerSub = combineLatest([
mouseOverSegments.pipe(
startWith(null as TMouseoverEvent[])
),
navigationEmitter.pipe(
startWith(null as INavObj)
),
mousePosEmitter.pipe(
startWith(null as {
]).pipe(
throttleTime(16, asyncScheduler, { trailing: true })
).subscribe(([ seg, nav, mouse ]: [ TMouseoverEvent [], INavObj, { real: number[], voxel: number[] } ]) => {
this.viewerEvent.emit({
type: EnumViewerEvt.VIEWER_CTX,
data: {
viewerType: 'nehuba',
payload: {
nav,
mouse,
nehuba: seg.map(v => {
return {
layerName: v.layer.name,
labelIndices: [ Number(v.segmentId) ]
}
})
}
}
})
})
this.onDestroyCb.push(
() => {
if (this.nehubaContainerSub) {
this.nehubaContainerSub.unsubscribe()
this.nehubaContainerSub = null
}
}
ngAfterViewInit(){
this.setQuickTourPos()
this.setupNehubaEvRelay()
}
ngOnDestroy() {
while (this.onDestroyCb.length) this.onDestroyCb.pop()()
}
private loadParc(parcellation: any) {
/**
* parcellaiton may be undefined
*/
if ( !(parcellation && parcellation.regions)) {
return
}
this.multiNgIdsRegionsLabelIndexMap = getMultiNgIdsRegionsLabelIndexMap(parcellation)
this.viewerUnit.multiNgIdsLabelIndexMap = this.multiNgIdsRegionsLabelIndexMap
this.viewerUnit.auxilaryMeshIndices = parcellation.auxillaryMeshIndices || []
}
private unloadTmpl(tmpl: any) {
/**
* clear existing container
*/
this.viewerUnit = null
this.nehubaContainerDirective.clear()
/* on selecting of new template, remove additional nglayers */
const baseLayerNames = Object.keys(tmpl.nehubaConfig.dataset.initialNgState.layers)
this.layerCtrlService.removeNgLayers(baseLayerNames)
}
private async loadTmpl(_template: any, parcellation: any) {
if (!_template) return
/**
* recalcuate zoom
*/
const template = (() => {
const deepCopiedState = JSON.parse(JSON.stringify(_template))
const initialNgState = deepCopiedState.nehubaConfig.dataset.initialNgState
if (!initialNgState || !this.navigation) {
const overwritingInitState = this.navigation
? cvtNavigationObjToNehubaConfig(this.navigation, initialNgState)
: {}
deepCopiedState.nehubaConfig.dataset.initialNgState = {
...initialNgState,
...overwritingInitState,
}
this.nehubaContainerDirective.createNehubaInstance(template)
this.viewerUnit = this.nehubaContainerDirective.nehubaViewerInstance
this.sliceRenderEvent$.pipe(
takeOnePipe()
).subscribe(ev => {
for (const idx of [0, 1, 2]) {
const e = ev[idx] as CustomEvent
const el = e.target as HTMLElement
this.viewPanelWeakMap.set(el, idx)
this.viewPanels[idx] = el
this.nanometersToOffsetPixelsFn[idx] = e.detail.nanometersToOffsetPixels
}
})
const foundParcellation = parcellation
&& template?.parcellations?.find(p => parcellation.name === p.name)
this.loadParc(foundParcellation || template.parcellations[0])
const nehubaConfig = template.nehubaConfig
const initialSpec = nehubaConfig.dataset.initialNgState
const {layers} = initialSpec
const dispatchLayers = Object.keys(layers).map(key => {
const layer = {
name : key,
source : layers[key].source,
mixability : layers[key].type === 'image'
? 'base'
: 'mixable',
visible : typeof layers[key].visible === 'undefined'
? true
: layers[key].visible,
transform : typeof layers[key].transform === 'undefined'
? null
: layers[key].transform,
}
return layer
})
this.layerCtrlService.addNgLayer(dispatchLayers)
public viewerEvent = new EventEmitter<TViewerEvent<'nehuba'>>()
private store$: Store<any>,
private el: ElementRef,
private log: LoggingService,
@Optional() @Inject(CLICK_INTERCEPTOR_INJECTOR) clickInterceptor: ClickInterceptor,
@Optional() @Inject(API_SERVICE_SET_VIEWER_HANDLE_TOKEN) setViewerHandle: TSetViewerHandle,
@Optional() private layerCtrlService: NehubaLayerControlService,
/**
* define onclick behaviour
*/
if (clickInterceptor) {
const { deregister, register } = clickInterceptor
const selOnhoverRegion = this.selectHoveredRegion.bind(this)
this.onDestroyCb.push(() => deregister(selOnhoverRegion))
}
/**
* on layout change
*/
const redrawLayoutSub = combineLatest([
this.store$.pipe(
select(ngViewerSelectorPanelMode),
distinctUntilChanged(),
shareReplay(1),
),
this.panelOrder$,
]).pipe(
switchMap(this.waitForNehuba.bind(this))
).subscribe(([mode, panelOrder]) => {
const viewPanels = panelOrder.split('').map(v => Number(v)).map(idx => this.viewPanels[idx]) as [HTMLElement, HTMLElement, HTMLElement, HTMLElement]
/**
* TODO smarter with event stream
*/
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this.log.error(`on relayout, not every view panel is populated. This should not occur!`)
return
}
switch (mode) {
case PANELS.H_ONE_THREE: {
const element = this.removeExistingPanels()
const newEl = getHorizontalOneThree(viewPanels)
element.appendChild(newEl)
break;
}
case PANELS.V_ONE_THREE: {
const element = this.removeExistingPanels()
const newEl = getVerticalOneThree(viewPanels)
element.appendChild(newEl)
break;
}
case PANELS.FOUR_PANEL: {
const element = this.removeExistingPanels()
const newEl = getFourPanel(viewPanels)
element.appendChild(newEl)
break;
}
case PANELS.SINGLE_PANEL: {
const element = this.removeExistingPanels()
const newEl = getSinglePanel(viewPanels)
element.appendChild(newEl)
break;
}
default:
}
for (const panel of viewPanels) {
(panel as HTMLElement).classList.add('neuroglancer-panel')
}
// TODO needed to redraw?
// see https://trello.com/c/oJOnlc6v/60-enlarge-panel-allow-user-rearrange-panel-position
// further investigaation required
this.nehubaContainerDirective.nehubaViewerInstance.redraw()
})
this.onDestroyCb.push(() => redrawLayoutSub.unsubscribe())
/**
* on hover segment
*/
const onhovSegSub = this.store$.pipe(
select(uiStateMouseOverSegmentsSelector),
distinctUntilChanged(),
).subscribe(arr => {
const segments = arr.map(({ segment }) => segment).filter(v => !!v)
this.onhoverSegments = segments
})
this.onDestroyCb.push(() => onhovSegSub.unsubscribe())
const perspectiveRenderEvSub = this.newViewer$.pipe(
switchMapTo(fromEvent<CustomEvent>(this.el.nativeElement, 'perpspectiveRenderEvent').pipe(
take(1)
))
).subscribe(ev => {
const perspPanel = ev.target as HTMLElement
this.viewPanels[3] = perspPanel
this.viewPanelWeakMap.set(perspPanel, 3)
})
this.onDestroyCb.push(() => perspectiveRenderEvSub.unsubscribe())
this.sliceRenderEvent$ = fromEvent<CustomEvent>(this.el.nativeElement, 'sliceRenderEvent')
this.sliceViewLoadingMain$ = this.sliceRenderEvent$.pipe(
scan(scanSliceViewRenderFn, [null, null, null]),
startWith([true, true, true] as [boolean, boolean, boolean]),
shareReplay(1),
)
this.perspectiveViewLoading$ = fromEvent(this.el.nativeElement, 'perpspectiveRenderEvent').pipe(
filter((event: CustomEvent) => event?.detail?.lastLoadedMeshId ),
map(event => {
/**
* TODO dig into event detail to see if the exact mesh loaded
*/
const { meshesLoaded, meshFragmentsLoaded: _meshFragmentsLoaded, lastLoadedMeshId: _lastLoadedMeshId } = (event as any).detail
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return meshesLoaded >= this.nehubaContainerDirective.nehubaViewerInstance.numMeshesToBeLoaded
? null
: 'Loading meshes ...'
}),
distinctUntilChanged()
)
this.showPerpsectiveScreen$ = this.newViewer$.pipe(
switchMapTo(this.sliceRenderEvent$.pipe(
scan((acc, curr) => {
/**
* if at any point, all chunks have been loaded, always return loaded state
*/
if (acc.every(v => v === 0)) return [0, 0, 0]
const { detail = {}, target } = curr || {}
const { missingChunks = -1, missingImageChunks = -1 } = detail
const idx = this.findPanelIndex(target as HTMLElement)
const returnAcc = [...acc]
if (idx >= 0) {
returnAcc[idx] = missingChunks + missingImageChunks
}
return returnAcc
}, [-1, -1, -1]),
map(arr => {
let sum = 0
let uncertain = false
for (const num of arr) {
if (num < 0) {
uncertain = true
} else {
sum += num
}
}
return sum > 0
? `Loading ${sum}${uncertain ? '+' : ''} chunks ...`
: null
}),
distinctUntilChanged(),
startWith('Loading ...'),
throttleTime(100, asyncScheduler, { leading: true, trailing: true }),
shareReplay(1),
))
)
this.hoveredPanelIndices$ = fromEvent(this.el.nativeElement, 'mouseover').pipe(
switchMap((ev: MouseEvent) => merge(
of(this.findPanelIndex(ev.target as HTMLElement)),
fromEvent(this.el.nativeElement, 'mouseout').pipe(
mapTo(null),
),
)),
debounceTime(20),
shareReplay(1),
)
const setupViewerApiSub = this.newViewer$.pipe(
tap(() => {
setViewerHandle && setViewerHandle(null)
}),
switchMap(this.waitForNehuba.bind(this))
).subscribe(() => {
setViewerHandle && setViewerHandle({
setNavigationLoc : (coord, realSpace?) => this.nehubaContainerDirective.nehubaViewerInstance.setNavigationState({
position : coord,
positionReal : typeof realSpace !== 'undefined' ? realSpace : true,
}),
/* TODO introduce animation */
this.store$.dispatch(
viewerStateChangeNavigation({
navigation: {
position: coord,
animation: {},
}
})
)
},
setNavigationOri : (quat) => this.nehubaContainerDirective.nehubaViewerInstance.setNavigationState({
orientation : quat,
}),
/* TODO introduce animation */
moveToNavigationOri : (quat) => this.nehubaContainerDirective.nehubaViewerInstance.setNavigationState({
orientation : quat,
}),
showSegment : (_labelIndex) => {
/**
* TODO reenable with updated select_regions api
*/
this.log.warn(`showSegment is temporarily disabled`)
// if(!this.selectedRegionIndexSet.has(labelIndex))
// this.store.dispatch({
// type : SELECT_REGIONS,
// selectRegions : [labelIndex, ...this.selectedRegionIndexSet]
// })
},
add3DLandmarks : landmarks => {
// TODO check uniqueness of ID
if (!landmarks.every(l => !!l.id)) {
throw new Error('every landmarks needs to be identified with the id field')
}
if (!landmarks.every(l => !!l.position)) {
throw new Error('every landmarks needs to have position defined')
}
if (!landmarks.every(l => l.position.constructor === Array) || !landmarks.every(l => l.position.every(v => !isNaN(v))) || !landmarks.every(l => l.position.length == 3)) {
throw new Error('position needs to be a length 3 tuple of numbers ')
}
this.store$.dispatch(viewerStateAddUserLandmarks({
landmarks
}))
},
remove3DLandmarks : landmarkIds => {
this.store$.dispatch(viewreStateRemoveUserLandmarks({
payload: { landmarkIds }
}))
},
hideSegment : (_labelIndex) => {
/**
* TODO reenable with updated select_regions api
*/
this.log.warn(`hideSegment is temporarily disabled`)
// if(this.selectedRegionIndexSet.has(labelIndex)){
// this.store.dispatch({
// type :SELECT_REGIONS,
// selectRegions : [...this.selectedRegionIndexSet].filter(num=>num!==labelIndex)
// })
// }
},
showAllSegments : () => {
const selectRegionIds = []
this.multiNgIdsRegionsLabelIndexMap.forEach((map, ngId) => {
Array.from(map.keys()).forEach(labelIndex => {
selectRegionIds.push(serialiseParcellationRegion({ ngId, labelIndex }))
})
})
this.store$.dispatch(viewerStateSelectRegionWithIdDeprecated({
selectRegionIds
}))
},
hideAllSegments : () => {
this.store$.dispatch(viewerStateSelectRegionWithIdDeprecated({
selectRegionIds: []
}))
},
getLayersSegmentColourMap: () => {
if (!this.layerCtrlService) {
throw new Error(`layerCtrlService not injected. Cannot call getLayersSegmentColourMap`)
}
for (const key in this.layerCtrlService.activeColorMap) {
const obj = this.layerCtrlService.activeColorMap[key]
const m = new Map()
newMainMap.set(key, m)
for (const labelIndex in obj) {
m.set(Number(labelIndex), obj[labelIndex])
}
}
return newMainMap
},
applyLayersColourMap: (map) => {
if (!this.layerCtrlService) {
throw new Error(`layerCtrlService not injected. Cannot call getLayersSegmentColourMap`)
}
const obj: IColorMap = {}
for (const [ key, value ] of map.entries()) {
const cmap = obj[key] = {}
for (const [ labelIdx, rgb ] of value.entries()) {
cmap[Number(labelIdx)] = rgb
}
}
this.layerCtrlService.overwriteColorMap$.next(obj)
/**
* TODO go via layerCtrl.service
*/
loadLayer : (layerObj) => this.nehubaContainerDirective.nehubaViewerInstance.loadLayer(layerObj),
removeLayer : (condition) => this.nehubaContainerDirective.nehubaViewerInstance.removeLayer(condition),
setLayerVisibility : (condition, visible) => this.nehubaContainerDirective.nehubaViewerInstance.setLayerVisibility(condition, visible),
mouseEvent : merge(
fromEvent(this.el.nativeElement, 'click').pipe(
map((ev: MouseEvent) => ({eventName : 'click', event: ev})),
),
fromEvent(this.el.nativeElement, 'mousemove').pipe(
map((ev: MouseEvent) => ({eventName : 'mousemove', event: ev})),
),
/**
* neuroglancer prevents propagation, so use capture instead
*/
fromEvent(this.el.nativeElement, 'mousedown', { capture: true }).pipe(
map((event: MouseEvent) => {
return {
eventName: 'mousedown',
event
}
})
),
fromEvent(this.el.nativeElement, 'mouseup').pipe(
map((ev: MouseEvent) => ({eventName : 'mouseup', event: ev})),
),
) ,
mouseOverNehuba : of(null).pipe(
tap(() => console.warn('mouseOverNehuba observable is becoming deprecated. use mouseOverNehubaLayers instead.')),
),
mouseOverNehubaLayers: this.mouseoverDirective.currentOnHoverObs$.pipe(
map(({ segments }) => segments)
),
mouseOverNehubaUI: this.mouseoverDirective.currentOnHoverObs$.pipe(
map(({annotation, landmark, segments, userLandmark: customLandmark }) => ({annotation, segments, landmark, customLandmark })),
shareReplay(1),
),
getNgHash : this.nehubaContainerDirective.nehubaViewerInstance.getNgHash,
})
})
this.onDestroyCb.push(() => setupViewerApiSub.unsubscribe())
// listen to navigation change from store
const navSub = this.store$.pipe(
select(viewerStateNavigationStateSelector)
).subscribe(nav => this.navigation = nav)
this.onDestroyCb.push(() => navSub.unsubscribe())
handleCycleViewEvent(){
if (this.currentPanelMode !== PANELS.SINGLE_PANEL) return
this.store$.dispatch(
ngViewerActionCycleViews()
)
}
type: EnumViewerEvt.VIEWERLOADED,
private selectHoveredRegion(_ev: any): boolean{
/**
* If label indicies are not defined by the ontology, it will be a string in the format of `{ngId}#{labelIndex}`
*/
const trueOnhoverSegments = this.onhoverSegments && this.onhoverSegments.filter(v => typeof v === 'object')
if (!trueOnhoverSegments || (trueOnhoverSegments.length === 0)) return true
this.store$.dispatch(
viewerStateSetSelectedRegions({
selectRegions: trueOnhoverSegments.slice(0, 1)
private waitForNehuba = switchMapWaitFor({
condition: () => !!(this.nehubaContainerDirective?.isReady())
})
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public toggleMaximiseMinimise(index: number) {
this.store$.dispatch(ngViewerActionToggleMax({
payload: { index }
}))
}
public zoomNgView(panelIndex: number, factor: number) {
const ngviewer = this.nehubaContainerDirective?.nehubaViewerInstance?.nehubaViewer?.ngviewer
if (!ngviewer) throw new Error(`ngviewer not defined!`)
/**
* panelIndex < 3 === slice view
*/
if (panelIndex < 3) {
/**
* factor > 1 === zoom out
*/
ngviewer.navigationState.zoomBy(factor)
} else {
ngviewer.perspectiveNavigationState.zoomBy(factor)
}
}
private removeExistingPanels() {
const element = this.nehubaContainerDirective.nehubaViewerInstance.nehubaViewer.ngviewer.layout.container.componentValue.element as HTMLElement
while (element.childElementCount > 0) {
element.removeChild(element.firstElementChild)
}
return element
}
private droppedLayerNames: {
layerName: string
resourceUrl: string
}[] = []
private dismissAllAddedLayers(){
while (this.droppedLayerNames.length) {
const { resourceUrl, layerName } = this.droppedLayerNames.pop()
this.layerCtrlService.removeNgLayers([ layerName ])
URL.revokeObjectURL(resourceUrl)
}
}
if (files.length !== 1) {
this.snackbar.open(INVALID_FILE_INPUT, 'Dismiss', {
duration: 5000
})
return
}
const randomUuid = getUuid()
const file = files[0]
/**
* TODO check extension?
*/
// Get file, try to inflate, if files, use original array buffer
const buf = await file.arrayBuffer()
let outbuf
try {
outbuf = getExportNehuba().pako.inflate(buf).buffer
} catch (e) {
console.log('unpack error', e)
outbuf = buf
}
try {
const { result, ...other } = await this.worker.sendMessage({
method: 'PROCESS_NIFTI',
param: {
nifti: outbuf
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transfers: [ outbuf ]
})
const { meta, buffer } = result
const url = URL.createObjectURL(new Blob([ buffer ]))
this.droppedLayerNames.push({
layerName: randomUuid,
resourceUrl: url
})
this.layerCtrlService.addNgLayer([{
name: randomUuid,
mixability: 'mixable',
source: `nifti://${url}`,
shader: getShader({
colormap: EnumColorMapName.MAGMA,
lowThreshold: meta.min || 0,
highThreshold: meta.max || 1
})
}])
this.dialog.open(
this.layerCtrlTmpl,
{
data: {
layerName: randomUuid,
filename: file.name,
moreInfoFlag: false,
min: meta.min || 0,
max: meta.max || 1,
warning: meta.warning || []
},
hasBackdrop: false,
disableClose: true,
position: {
top: '0em'
},
autoFocus: false,
panelClass: [
'no-padding-dialog',
'w-100'
]
}
).afterClosed().subscribe(
() => this.dismissAllAddedLayers()
)
} catch (e) {
console.error(e)
this.snackbar.open(`Error loading nifti: ${e.toString()}`, 'Dismiss', {
duration: 5000
})
}
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public returnTruePos(quadrant: number, data: any) {
const pos = quadrant > 2
? [0, 0, 0]
: this.nanometersToOffsetPixelsFn && this.nanometersToOffsetPixelsFn[quadrant]
? this.nanometersToOffsetPixelsFn[quadrant](data.geometry.position.map(n => n * 1e6))
: [0, 0, 0]
return pos
}
public getPositionX(quadrant: number, data: any) {
return this.returnTruePos(quadrant, data)[0]
}
public getPositionY(quadrant: number, data: any) {
return this.returnTruePos(quadrant, data)[1]
}
public getPositionZ(quadrant: number, data: any) {
return this.returnTruePos(quadrant, data)[2]
}
public handleMouseEnterCustomLandmark(lm) {
this.store$.dispatch(
viewerStateMouseOverCustomLandmark({
payload: { userLandmark: lm }
})
)
}
this.store$.dispatch(
viewerStateMouseOverCustomLandmark({
payload: { userLandmark: null }
})
)
}
public quickTourOverwritingPos = {
'dialog': {
left: '0px',
top: '0px',
},
'arrow': {
left: '0px',
top: '0px',
}
}
setQuickTourPos(){
const { innerWidth, innerHeight } = window
this.quickTourOverwritingPos = {
'dialog': {
left: `${innerWidth / 2}px`,
top: `${innerHeight / 2}px`,
},
'arrow': {
left: `${innerWidth / 2 - 48}px`,
top: `${innerHeight / 2 - 48}px`,
}