Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 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 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 | 20x 20x 20x 20x 20x 20x 20x 20x 20x 49x 49x 49x 49x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 6x 6x 6x 6x 6x 6x 1x 1x 1x 1x 1x 2x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 5x 5x 5x 5x 5x 2x 1x 1x 1x 3x 1x 3x 3x 3x 3x 1x 2x 1x 1x 1x 1x 1x 1x | import { hierarchy } from "d3-hierarchy"
import { CodeMapMouseEventService, CursorType } from "../codeMap/codeMap.mouseEvent.service"
import { Group, Mesh, PerspectiveCamera, Raycaster, Vector2, WebGLRenderer } from "three"
import { isLeaf } from "../../util/codeMapHelper"
import { OrbitControls } from "three/examples/jsm/controls/OrbitControls"
import { ThreeMapControlsService } from "../codeMap/threeViewer/threeMapControls.service"
import { Injectable } from "@angular/core"
import { EventEmitter } from "../../util/EventEmitter"
type ViewCubeEvents = {
viewCubeEventPropagation: (data: { event: MouseEvent; type: string }) => void
viewCubeHoveredEvent: (data: { cube: Mesh }) => void
viewCubeUnHoveredEvent: (data: undefined) => void
viewCubeClicked: (data: { cube: Mesh }) => void
}
@Injectable({ providedIn: "root" })
export class ViewCubeMouseEventsService {
private eventEmitter = new EventEmitter<ViewCubeEvents>()
private cubeGroup: Group
private camera: PerspectiveCamera
private renderer: WebGLRenderer
private currentlyHovered: Mesh | null = null
private controls: OrbitControls
private isDragging = false
constructor(private threeMapControlsService: ThreeMapControlsService) {}
init(cubeGroup: Group, camera: PerspectiveCamera, renderer: WebGLRenderer) {
this.cubeGroup = cubeGroup
this.camera = camera
this.renderer = renderer
this.initOrbitalControl(camera, renderer)
this.initRendererEventListeners(renderer)
}
resetIsDragging() {
this.isDragging = false
}
private initOrbitalControl(camera: PerspectiveCamera, renderer: WebGLRenderer) {
this.controls = new OrbitControls(camera, renderer.domElement)
this.controls.maxPolarAngle = Math.PI / 2
this.controls.enableZoom = false
this.controls.enablePan = false
this.controls.rotateSpeed = 1
}
private initRendererEventListeners(renderer: WebGLRenderer) {
renderer.domElement.addEventListener("mousemove", (event: MouseEvent) => this.onDocumentMouseMove(event))
renderer.domElement.addEventListener("mouseup", (event: MouseEvent) => this.onDocumentMouseUp(event))
renderer.domElement.addEventListener("mousedown", (event: MouseEvent) => this.onDocumentMouseClick(event, "mousedown"))
renderer.domElement.addEventListener("dblclick", (event: MouseEvent) => this.onDocumentMouseClick(event, "dblclick"))
renderer.domElement.addEventListener("mouseleave", (event: MouseEvent) => this.onWindowMouseLeave(event))
renderer.domElement.addEventListener("mouseenter", () => this.onDocumentMouseEnter())
}
private onDocumentMouseClick(event: MouseEvent, mouseAction: string) {
this.isDragging = true
this.checkMouseIntersection(event, mouseAction)
}
private onWindowMouseLeave(event: MouseEvent) {
if (event.relatedTarget == null || !(event.relatedTarget instanceof HTMLCanvasElement)) {
this.enableRotation(false)
}
}
private onDocumentMouseEnter() {
this.enableRotation(true)
}
enableRotation(value: boolean) {
this.controls.enableRotate = value
}
private checkMouseIntersection(event: MouseEvent, type: string) {
if (!this.getCubeIntersectedByMouse(event)) {
this.eventEmitter.emit("viewCubeEventPropagation", { type, event })
}
}
private getCubeIntersectedByMouse(event: MouseEvent): Mesh | null {
const vector = this.transformIntoCanvasVector(event)
const ray = new Raycaster()
ray.setFromCamera(vector, this.camera)
const nodes: Group[] = []
for (const node of hierarchy(this.cubeGroup)) {
if (isLeaf(node)) {
nodes.push(node.data)
}
}
const [intersection] = ray.intersectObjects(nodes)
return intersection ? (intersection.object as Mesh) : null
}
private transformIntoCanvasVector(event: MouseEvent) {
const { domElement } = this.renderer
const pixelRatio = this.renderer.getPixelRatio()
const rect = domElement.getBoundingClientRect()
const x = ((event.clientX - rect.left) / domElement.width) * pixelRatio * 2 - 1
const y = -(((event.clientY - rect.top) / domElement.height) * pixelRatio) * 2 + 1
return new Vector2(x, y)
}
propagateMovement() {
Iif (this.isDragging) {
const vec3 = this.camera.position
this.threeMapControlsService.rotateCameraInVectorDirection(-vec3.x, -vec3.y, -vec3.z)
}
return this.isDragging
}
private onDocumentMouseMove(event: MouseEvent) {
Iif (this.propagateMovement()) {
return
}
const cube = this.getCubeIntersectedByMouse(event)
if (cube) {
if (this.currentlyHovered && cube.uuid !== this.currentlyHovered.uuid) {
this.triggerViewCubeUnhoverEvent()
} else if (!this.currentlyHovered) {
this.triggerViewCubeHoverEvent(cube)
}
} else {
if (this.currentlyHovered) {
this.triggerViewCubeUnhoverEvent()
}
this.eventEmitter.emit("viewCubeEventPropagation", { type: "mousemove", event })
}
}
private onDocumentMouseUp(event: MouseEvent) {
this.isDragging = false
const cube = this.getCubeIntersectedByMouse(event)
if (cube) {
this.eventEmitter.emit("viewCubeClicked", { cube })
} else {
this.eventEmitter.emit("viewCubeEventPropagation", { type: "mouseup", event })
}
}
private triggerViewCubeHoverEvent(cube: Mesh) {
this.currentlyHovered = cube
CodeMapMouseEventService.changeCursorIndicator(CursorType.Pointer)
this.eventEmitter.emit("viewCubeHoveredEvent", { cube })
}
private triggerViewCubeUnhoverEvent() {
this.currentlyHovered = null
CodeMapMouseEventService.changeCursorIndicator(CursorType.Default)
this.eventEmitter.emit("viewCubeUnHoveredEvent")
}
subscribe<Key extends keyof ViewCubeEvents>(key: Key, callback: ViewCubeEvents[Key]) {
this.eventEmitter.on(key, data => {
callback(data)
})
}
}
|