import { Command } from '../Command.js'; /** * @param editor Editor * @param object THREE.Object3D * @param newParent THREE.Object3D * @param newBefore THREE.Object3D * @constructor */ class MoveObjectCommand extends Command { constructor( editor, object, newParent, newBefore ) { super( editor ); this.type = 'MoveObjectCommand'; this.name = 'Move Object'; this.object = object; this.oldParent = ( object !== undefined ) ? object.parent : undefined; this.oldIndex = ( this.oldParent !== undefined ) ? this.oldParent.children.indexOf( this.object ) : undefined; this.newParent = newParent; if ( newBefore !== undefined ) { this.newIndex = ( newParent !== undefined ) ? newParent.children.indexOf( newBefore ) : undefined; } else { this.newIndex = ( newParent !== undefined ) ? newParent.children.length : undefined; } if ( this.oldParent === this.newParent && this.newIndex > this.oldIndex ) { this.newIndex --; } this.newBefore = newBefore; } execute() { this.oldParent.remove( this.object ); const children = this.newParent.children; children.splice( this.newIndex, 0, this.object ); this.object.parent = this.newParent; this.object.dispatchEvent( { type: 'added' } ); this.editor.signals.sceneGraphChanged.dispatch(); } undo() { this.newParent.remove( this.object ); const children = this.oldParent.children; children.splice( this.oldIndex, 0, this.object ); this.object.parent = this.oldParent; this.object.dispatchEvent( { type: 'added' } ); this.editor.signals.sceneGraphChanged.dispatch(); } toJSON() { const output = super.toJSON( this ); output.objectUuid = this.object.uuid; output.newParentUuid = this.newParent.uuid; output.oldParentUuid = this.oldParent.uuid; output.newIndex = this.newIndex; output.oldIndex = this.oldIndex; return output; } fromJSON( json ) { super.fromJSON( json ); this.object = this.editor.objectByUuid( json.objectUuid ); this.oldParent = this.editor.objectByUuid( json.oldParentUuid ); if ( this.oldParent === undefined ) { this.oldParent = this.editor.scene; } this.newParent = this.editor.objectByUuid( json.newParentUuid ); if ( this.newParent === undefined ) { this.newParent = this.editor.scene; } this.newIndex = json.newIndex; this.oldIndex = json.oldIndex; } } export { MoveObjectCommand };