Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....从 Visio 中的形状中提取所有图像 Contents [ Hide ] 这 页 类对象表示前景页面或背景页面的绘图区域。...System . IO . MemoryStream stream = new System . IO . MemoryStream...