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....get_Item ( 0 ); # 在幻灯片上添加一个聚类柱状图 $chart = $slide -> getShapes () ->...设置图例属性 $chart -> getLegend () -> setX ( 50 / $chart -> getWidth...