To create PDF documents within your application, try this tool which converts any TIFF, JPEG, BMP, PCX and many other image file formats into a PDF file. Once purchased, distribution of the control within your software is royalty-free.
CAD Closure allows you to generate geometric closures from the dimension text (not line properties) in your CAD drawing. Works seamlessly with AutoCAD but is not required as CAD Closure has a built-in viewer. Multiple reports formats available.