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.... 将演示文稿写入 PPTX 文件。 在下面给出的示例中,我们设置了图表图例的位置和大小。...save ( "Legend_out.pptx" , SaveFormat . Pptx ); } finally { if...