Dimitrie Stefanescu
101 lines
3.2 KiB
JavaScript
101 lines
3.2 KiB
JavaScript
import * as THREE from 'three'
|
|
|
|
import SectionBox from './SectionBox'
|
|
import SectionBox2 from './SectionBox2'
|
|
import SelectionHelper from './SelectionHelper'
|
|
|
|
export default class InteractionHandler {
|
|
|
|
constructor( viewer ) {
|
|
this.viewer = viewer
|
|
|
|
// this.sectionBox = new SectionBox( this.viewer )
|
|
this.sectionBoxEnabled = false
|
|
|
|
this.selectionHelper = new SelectionHelper( this.viewer, this.viewer.sceneManager.userObjects )
|
|
this.selectionMaterial = new THREE.MeshLambertMaterial( { color: 0x0B55D2, emissive: 0x0B55D2, side: THREE.DoubleSide } )
|
|
// this.selectionMaterial.clippingPlanes = this.sectionBox.planes.map( c => c.plane )
|
|
this.selectionEdgesMaterial = new THREE.LineBasicMaterial( { color: 0x23F3BD } )
|
|
// this.selectionEdgesMaterial.clippingPlanes = this.sectionBox.planes.map( c => c.plane )
|
|
|
|
this.selectedObjects = new THREE.Group()
|
|
this.viewer.scene.add( this.selectedObjects )
|
|
this.selectedObjects.renderOrder = 1000
|
|
|
|
this.selectionHelper.on( 'object-doubleclicked', this._handleDoubleClick.bind( this ) )
|
|
this.selectionHelper.on( 'object-clicked', this._handleSelect.bind( this ) )
|
|
|
|
}
|
|
|
|
_handleDoubleClick( objs ) {
|
|
if ( !objs || objs.length === 0 ) this.viewer.sceneManager.zoomExtents()
|
|
else this.viewer.sceneManager.zoomToObject( objs[0].object )
|
|
this.viewer.needsRender = true
|
|
}
|
|
|
|
_handleSelect( obj ) {
|
|
if ( obj.length === 0 ) {
|
|
this.deselectObjects()
|
|
return
|
|
}
|
|
|
|
if ( !this.selectionHelper.multiSelect ) this.deselectObjects()
|
|
|
|
let mesh = new THREE.Mesh( obj[0].object.geometry, this.selectionMaterial )
|
|
this.selectedObjects.add( mesh )
|
|
|
|
const bbox = new THREE.Box3().setFromObject( mesh )
|
|
const size = bbox.getSize( new THREE.Vector3() )
|
|
bbox.expandByVector( size.multiplyScalar( 0.1 ) )
|
|
const helper = new THREE.Box3Helper( bbox, 0x29308C )
|
|
helper.material = this.selectionEdgesMaterial
|
|
// TODO: if selection box is active, add planes to helper material clipping
|
|
this.selectedObjects.add( helper )
|
|
|
|
this.viewer.needsRender = true
|
|
}
|
|
|
|
deselectObjects() {
|
|
this.selectedObjects.clear()
|
|
this.viewer.needsRender = true
|
|
}
|
|
|
|
toggleSectionBox() {
|
|
this.sectionBoxEnabled = !this.sectionBoxEnabled
|
|
if ( this.sectionBoxEnabled ) {
|
|
this.showSelectionBox()
|
|
} else {
|
|
this.hideSelectionBox()
|
|
}
|
|
}
|
|
|
|
showSelectionBox() {
|
|
this.viewer.renderer.localClippingEnabled = true
|
|
|
|
let bbox = null
|
|
let setFromSelection = false
|
|
if ( this.selectedObjects.children.length > 0 ) {
|
|
bbox = new THREE.Box3().setFromObject( this.selectedObjects.children[0] )
|
|
setFromSelection = true
|
|
} else {
|
|
bbox = this.viewer.sceneManager.getSceneBoundingBox()
|
|
}
|
|
this.viewer.sceneManager.zoomToBox( bbox )
|
|
this.sectionBox.setFromBbox( bbox, setFromSelection ? 0.3 : 0.1 )
|
|
this.sectionBox.display.visible = true
|
|
this.viewer.needsRender = true
|
|
this.sectionBoxEnabled = true
|
|
}
|
|
|
|
hideSelectionBox() {
|
|
this.viewer.renderer.localClippingEnabled = false
|
|
this.sectionBox.display.visible = false
|
|
this.viewer.needsRender = true
|
|
this.sectionBoxEnabled = false
|
|
}
|
|
|
|
test() {
|
|
let tt = new SectionBox2( this.viewer )
|
|
}
|
|
}
|