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....(); try { // 访问第一张幻灯片 ISlide slide = pres . getSlides (). get_Item...); // 创建默认图表 IChart chart = slide . getShapes (). addChart ( ChartType...