Am 15.01.2013 um 09:04 schrieb Procházka Lukáš Ing. - Pontex s. r. o. <[email protected]>:
> On Sat, 12 Jan 2013 19:11:47 +0100, Wolfgang Schuster > <[email protected]> wrote: > >> Move \definelayer and \setupbackgrounds *before* \startTEXpage because the >> environment creates a local group and you background setup is lost. > > ... Thanks for the hint - here's my next trial. > > It should write "BEFORE" to tho top right corner of the page. > > ---- > \setupbodyfont[30pt] > > \starttext > A > > \bgroup > \definelayer[beforetext][width=\paperwidth,preset=righttop] > > \setupbackgrounds > [page] > [background={foreground,beforetext}] > > \startTEXpage > \setlayer[beforetext]{\framed[width=2in]{BEFORE}} > \externalfigure[cow][width=30cm] > \stopTEXpage > \egroup > > Z > \stoptext > ---- > > The problem now is the layer "beforetext" has width of the page in the moment > is is defined - 21 cm. > > But the layer is supposed to be used later inside \start/stop-TEXpage whose > page size may be arbitrary, or better, the size will result from the content > it will contain. > > In my example - an image of 30 cm width is to define the page size. > > And the text "BEFORE" is not put to the top right corner of the (30 cm) page > (what I'd like to achieve) but to cca 2 thirds of these 30 cm (given by > \pagewidth which was 21 cm at the moment of definition). > > I would probably need a way to alter the layer size to the current content... > > Or any other way to place something to the top right corner of the page from > within \start/stop-TEXpage, where page size is not known in advance? \setupbodyfont[30pt] \starttext A \definelayer [beforetext][width=\overlaywidth,height=\overlayheight] \defineoverlay[beforetext][{\setups[beforetext]\tightlayer[beforetext]}] \startsetups[beforetext] \setlayer[beforetext][preset=righttop]{\framed[width=2in]{BEFORE}} \stopsetups \startTEXpage[background={foreground,beforetext}] \externalfigure[cow][width=30cm] \stopTEXpage Z \stoptext A similar example is also on the wiki: http://wiki.contextgarden.net/Layers#Place_labels_on_pictures Wolfgang ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : [email protected] / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : http://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________
