一个对PDF文件进行操作的第三方dll，该dll可以完美的创建各种格式的PDF，包括基本演示PDF文件的创建，文本的写入，插入图片，插入自定义图形，创建表格，文件加密，甚至创建样式表，交互式表单，分页计数等，支持自定义中文。-A PDF files on the operation of the third party DLL, the DLL can be perfect to create a variety of formats including PDF, create a basic PDF demo file, write text, insert images, insert custom graphics, create table, file encryption, and even create a style sheet, interactive form, page count, support custom Chinese.