I am developing Android app to view and collaborate on PDFs.
Is there a way to change the menu (Line, Arrow, Rectangle, Oval, Freehand) you get when you tap and hold?
The Tools library - Tools.jar - contains the implementation of all the UI interaction regarding the annotation tools (line, arrow, squares, ovals, etc), including the quick menu that is shown when you long press, for example. Licensed users are provided with the source code to Tools.jar, giving them complete flexibility and control to customize how users interact with the PDF so that it can fit their requirements exactly.
For more information, please take a look at the following posts on our knowledge base:
The link below shows a simple implementation of the Tool Manager: