rectangle

I try to create a PDF document using this library, based in the example of the post. It is a profile form, with a title in a rectangle and an image, The title with the rectangle is printing, but the image don't. What could be happen? How can I fix this? The code is below and the example is...

I want to be able to draw a selection rectangle under the control of the pointer. I have read this post https://www.b4x.com/android/forum/threads/drawing-a-selection-window.7023/ BUT all that actually does is draw a black or white rectangle on a black background. if I have a canvas that already...