В Втр, 07/04/2009 в 19:56 +0300, Juhana Sadeharju пишет: > [ Sort of re-try here. More justified, I hope. ] > > I have used the term "scrapbook copy" but really it is at the moment > the only copy which works for math texts and for textual images, > e.g., scanned papers in PDF available from digital libraries such > as of IEEE. As it is only copy which really works, it should be in > any reader. > > I have used different term because the copy in PDF readers is the > copy defined in PDF standard: totally different operation working > on the source code of PDF and restricted by the copy-protection flag > of the source code. That copy seems to be restricted to text only > and works poorly because digital libraries have PDFs which use > characters which does not match, e.g., with Emacs. > > We users need a working and intuitive copy, not a half-complete > engineer-oriented copy of the source code. Scrapbook copy is such > a tool and has been proven to work for many decades, prior computers > were invented. > > I don't know why engineers have failed to implement a working copy > by using the source code, but I have waited the fix for as long > as Acroread has been available. It is highly unlikely they will > fix it for the years to come. The problem requires an alternative > solution sooner. > > The scrapbook copy can be equipped with OCR tool if user wishes copy > the text as text, otherwise it works on renderings in non-restricted > manner. Because OCR technology is not perfect, the source code copy > and the scrapbook copy are disjoint copy operations, and may live > together if so is wished. > > OK. Do you wish to have the scrapbook copy tool in Evince? > > Technically, the scrapbook copy is done by rendering to offscreen > pixmap with wanted resolution and copying that. > > Juhana Sorry Juhana, I failed to understand what do you propose. What is the "source code of PDF". What issue do you have with saving a copy?
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