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....addTextFrameForOverr ( "New log trend line" ); // 为图表系列 2 添加移动平均趋势线 var...Shapes 对象提供的 AddAutoShape 方法添加 Line 类型的 AutoShape 设置形状线条的颜色。 将修改后的演示文稿写入...