WebCAD/src/Add-on/loadfbx.ts

import { Command } from "../Editor/CommandMachine";
import { FileSystem } from "../Common/FileSystem";
import * as THREE from "three";
import { app } from '../ApplicationServices/Application';

//FileSystem


export class Fbx implements Command
{
    async exec()
    {
        FileSystem.chooseFile((f: FileList) =>
        {
            var reader = new FileReader();

            // Closure to capture the file information.
            reader.onload = (ev) =>
            {
                console.log(ev);
                let manager = new THREE.LoadingManager();
                let loader = new THREE.FBXLoader(manager);
                let obj = loader.parse(reader.result as string, "");

                obj.scale.set(0.01, 0.01, 0.01);
                obj.matrixWorldNeedsUpdate = true;

                app.m_Viewer.Scene.add(obj);
            }
            // Read in the image file as a data URL.
            reader.readAsArrayBuffer(f.item(0));
        }, null, null);
    }
}