WebCAD 编辑平台
不装客户端，
在浏览器里编辑 DWG

const { MainView, initCadContainer, message } = vjcad;

const cadView = new MainView({
    appname: "唯杰CAD",
    version: "v1.0.0",
    serviceUrl: env.serviceUrl,     // 后端服务地址
    accessToken: env.accessToken,   // 访问令牌
    sidebarStyle: "right"           // "both" | "left" | "right" | "none"
});

initCadContainer("map", cadView);   // 挂载到指定 DOM 容器
await cadView.onLoad();
message.info("WebCAD 引擎初始化完成");

const { CircleEnt, Engine } = vjcad;

// 圆心 [50, 50]，半径 30
const circle = new CircleEnt([50, 50], 30);
circle.setDefaults();          // 应用系统默认属性
Engine.addEntities(circle);    // 添加到画布
Engine.zoomExtents();          // 缩放到图形范围

const { DrawingManagerService, Engine } = vjcad;

const drawingManager = new DrawingManagerService();
const openResult = await drawingManager.openDrawing({
    type: 'imports',           // 'imports' | 'designs'
    mapid: env.exampleMapId,
    version: 'v1',
    branch: 'main',            // 分支
    readOnly: false
});
const docName = `${env.exampleMapId}_v1_main`;
const file = new File([openResult.webcadJson], docName, { type: 'application/json' });
await Engine.view.openDbDoc(file, openResult.webcadData);