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 { // 在幻灯片上添加图表 IChart chart = pres . getSlides (). get_Item...50 , 500 , 400 ); // 设置不同属性 chart . getChartData (). getSeries...