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import { CodeMapMesh } from "./rendering/codeMapMesh"
import { createTreemapNodes } from "../../util/algorithm/treeMapLayout/treeMapGenerator"
import { CodeMapLabelService } from "./codeMap.label.service"
import { ThreeSceneService } from "./threeViewer/threeSceneService"
import { CodeMapArrowService } from "./arrow/codeMap.arrow.service"
import { CcState, CodeMapNode, LayoutAlgorithm, Node } from "../../codeCharta.model"
import { isDeltaState } from "../../model/files/files.helper"
import { StreetLayoutGenerator } from "../../util/algorithm/streetLayout/streetLayoutGenerator"
import { ThreeStatsService } from "./threeViewer/threeStats.service"
import { CodeMapMouseEventService } from "./codeMap.mouseEvent.service"
import { isLoadingFileSelector } from "../../state/store/appSettings/isLoadingFile/isLoadingFile.selector"
import { Subscription, tap } from "rxjs"
import { metricDataSelector } from "../../state/selectors/accumulatedData/metricData/metricData.selector"
import { State, Store } from "@ngrx/store"
const MIN_BUILDING_LENGTH = 2
@Injectable({ providedIn: "root" })
export class CodeMapRenderService implements OnDestroy {
private nodesByColor = {
positive: [],
neutral: [],
negative: []
}
private unflattenedNodes
private subscription: Subscription
constructor(
private store: Store<CcState>,
private state: State<CcState>,
private threeSceneService: ThreeSceneService,
private codeMapLabelService: CodeMapLabelService,
private codeMapArrowService: CodeMapArrowService,
private threeStatsService: ThreeStatsService,
private codeMapMouseEventService: CodeMapMouseEventService
) {
this.subscription = this.store.select(isLoadingFileSelector).pipe(tap(this.onIsLoadingFileChanged)).subscribe()
}
ngOnDestroy(): void {
this.subscription.unsubscribe()
}
onIsLoadingFileChanged = (isLoadingFile: boolean) => {
if (isLoadingFile) {
this.threeSceneService?.dispose()
} else {
this.threeStatsService?.resetPanels()
}
}
render(map: CodeMapNode) {
const nodes = this.getNodes(map)
const visibleSortedNodes = this.sortVisibleNodesByHeightDescending(nodes)
this.unflattenedNodes = visibleSortedNodes.filter(({ flat }) => !flat)
this.setNewMapMesh(nodes, visibleSortedNodes)
this.getNodesMatchingColorSelector(this.unflattenedNodes)
this.setLabels(this.unflattenedNodes)
this.setArrows(visibleSortedNodes)
}
private setNewMapMesh(allMeshNodes, visibleSortedNodes) {
const state = this.state.getValue() as CcState
const mapMesh = new CodeMapMesh(visibleSortedNodes, state, isDeltaState(state.files))
this.threeSceneService.setMapMesh(allMeshNodes, mapMesh)
}
scaleMap() {
this.codeMapMouseEventService.unhoverNode()
this.codeMapLabelService.scale()
this.codeMapArrowService.scale()
this.threeSceneService.scaleHeight()
this.codeMapLabelService.clearLabels()
this.setLabels(this.unflattenedNodes)
}
getNodes(map: CodeMapNode) {
const state = this.state.getValue() as CcState
const nodeMetricData = metricDataSelector(state).nodeMetricData
const {
appSettings: { layoutAlgorithm },
files
} = state
const deltaState = isDeltaState(files)
switch (layoutAlgorithm) {
case LayoutAlgorithm.StreetMap:
case LayoutAlgorithm.TreeMapStreet:
return StreetLayoutGenerator.createStreetLayoutNodes(map, state, nodeMetricData, deltaState)
case LayoutAlgorithm.SquarifiedTreeMap:
return createTreemapNodes(map, state, nodeMetricData, deltaState)
default:
return []
}
}
sortVisibleNodesByHeightDescending(nodes: Node[]) {
const experimentalFeaturesEnabled = this.state.getValue().appSettings.experimentalFeaturesEnabled
if (experimentalFeaturesEnabled) {
this.setMinBuildingLength(nodes)
return nodes.filter(node => node.visible && node.width > 0).sort((a, b) => b.height - a.height)
}
return nodes.filter(node => node.visible && node.length > 0 && node.width > 0).sort((a, b) => b.height - a.height)
}
private setMinBuildingLength(nodes: Node[]) {
for (const node of nodes) {
if (node.length <= 0) {
node.length = MIN_BUILDING_LENGTH
}
}
}
private getNodesMatchingColorSelector(sortedNodes: Node[]) {
const dynamicSettings = this.state.getValue().dynamicSettings
this.nodesByColor = {
positive: [],
negative: [],
neutral: []
}
for (const node of sortedNodes) {
if (node.isLeaf) {
const metric = node.attributes[dynamicSettings.colorMetric]
if (dynamicSettings.colorMetric === "unary") {
this.nodesByColor.positive.push(node)
} else if (metric !== null) {
if (metric < dynamicSettings.colorRange.from) {
this.nodesByColor.positive.push(node)
} else if (metric < dynamicSettings.colorRange.to) {
this.nodesByColor.neutral.push(node)
} else {
this.nodesByColor.negative.push(node)
}
}
}
}
}
private setBuildingLabel(nodes: Node[], highestNodeInSet: number) {
for (const node of nodes) {
this.codeMapLabelService.addLeafLabel(node, highestNodeInSet)
}
}
private setLabels(sortedNodes: Node[]) {
this.codeMapLabelService.clearLabels()
if (sortedNodes === undefined || sortedNodes.length === 0) {
return
}
const {
showMetricLabelNodeName,
showMetricLabelNameValue,
colorLabels: colorLabelOptions,
amountOfTopLabels
} = this.state.getValue().appSettings
if (showMetricLabelNodeName || showMetricLabelNameValue) {
const highestNodeInSet = sortedNodes[0].height
for (const colorType of ["positive", "neutral", "negative"]) {
if (colorLabelOptions[colorType]) {
this.setBuildingLabel(this.nodesByColor[colorType], highestNodeInSet)
}
}
if (!(colorLabelOptions.negative || colorLabelOptions.neutral || colorLabelOptions.positive)) {
const nodes = sortedNodes.filter(node => node.isLeaf).slice(0, amountOfTopLabels)
this.setBuildingLabel(nodes, highestNodeInSet)
}
}
}
private setArrows(sortedNodes: Node[]) {
this.codeMapArrowService.clearArrows()
this.codeMapArrowService.addEdgeMapBasedOnNodes(sortedNodes)
this.codeMapArrowService.addEdgePreview()
}
}
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