深度解析DWG的文件结构，可以脱离CAD平台，读取DWG文件，也可以写DWG文件，是一个不错的好-DWG file structure depth analysis can be from the CAD platform, read DWG files, you can also write DWG files, is a good good stuff

CAD Import VCL is a set of powerful classes that can be used in applications that give users ability to view and operate with DWG/DXF/DWF/HPGL/HPGL2/SVG/CGM files. CAD Import VCL provides an API for using AutoCAD® DWG™ /DXF™ , Auto

本文档详细介绍CAD多种版本的DWG文件格式说明