Patent ID: 8171389
Filing Date: 2012-05-01
Classification: G06F

Abstract:
1. A computer-implemented method for processing document data, wherein the document data comprises at least one page in order and the page comprising at least one layer in order, the method comprises: managing and controlling the at least one layer respectively; describing visible contents of a layer by utilizing a universal document model that is independent of document formats; embedding a source file which is in an application's own format into the at least one layer; extracting the source file corresponding to the at least one layer and providing the source file for the application to edit; updating the at least one layer based on the edited source file; re-embedding the edited source file; and when editing document data in a page, inserting a new layer into the page and inserting newly added contents into the new layer without altering and deleting any of the existing layers of the page, wherein the at least one layer comprises at least one layout object and the newly added contents are inserted into the new layer by inserting into the new layer the at least one layout object corresponding to at least one of the newly added contents.