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Diffstat (limited to 'doc/context/sources/general/manuals/interaction/interaction-introduction.tex')
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1 files changed, 21 insertions, 14 deletions
diff --git a/doc/context/sources/general/manuals/interaction/interaction-introduction.tex b/doc/context/sources/general/manuals/interaction/interaction-introduction.tex index 7daec25d6..a6f44b05b 100644 --- a/doc/context/sources/general/manuals/interaction/interaction-introduction.tex +++ b/doc/context/sources/general/manuals/interaction/interaction-introduction.tex @@ -8,16 +8,16 @@ This document introduces the cross reference mechanism, viewer control, fill||in fields, \JAVASCRIPT\ support, comments, attachments and more. It is a rewrite of -the \MKII\ widgets manual. There is (always) more than discussed in manuals so if -you miss something, take a look at test suite or when you're brave, peek into the -source code as there can be examples there. +the \MKII\ widgets manual. There is (always) more available than discussed in +manuals so if you miss something, take a look at test suite or when you're brave, +peek into the source code as there can be examples there. Interactivity has always been available in \CONTEXT\ and in fact it was one of the reasons for writing it. In for instance the YandY \WINDOWS\ previewer, one could have hyperlinks and we used that for a while when checking documents. Later Acrobat showed up and \PDF\ stepwise added interactive features that we always supported right from the start. Unfortunately there is a viewer dependency and -the documentation of \PDF\ lagged behind so solutions based on trial and error +the documentation of \PDF\ lagged behind, so solutions based on trial and error could not work well in a follow up on \PDF. Some features disappeared or became so limited that they effectively became useless. Especially multi||media have a reputation of unreliability. Because open source viewers never really catched up @@ -25,21 +25,22 @@ reputation of unreliability. Because open source viewers never really catched up could have audio and video embedded in reliable ways. Even forms and basic \JAVASCRIPT\ control of for instance layers is often missing. -That said, we do support a lot and can support more when it makes sense. Deep +That said, we do support a lot but can support more when it makes sense. Deep down in \CONTEXT\ we always had the mechanisms to deal with this, so extensions -are not that hard to program. We always thought that publishers would like these -features but that never really was the cases, so there was no pressure from that +are not that hard to program. Somehow we thought that publishers would like these +features but that never really was the case, so there was no pressure from that end. Most features are user driven or just there because at some point we wanted -to make some fancy presentation. +to make some fancy presentation. In fact, the \type {s-present-*} files provide +examples of interactivity. -The original \PDF\ was a couple of hundred pages and looked quite nice. A later -print has manu more pages and still looks ok, but nowadays we have to do with a -\PDF\ document. If you want to see what \PDF\ supports you can study this (now -about) 750 \PDF\ standard. It is, being an \ISO\ standard, not public, but you -can probably find a (maybe older) copy someplace on the web. +The original \PDF\ reference was a couple of hundred pages and looked quite nice. +A later print has many more pages and still looks ok, but nowadays we have to do +with a \PDF\ document. If you want to see what \PDF\ supports you can study this +(now about) 750 page standard. It is, being an \ISO\ standard, not public but +you can probably find a (maybe older) copy someplace on the web. When reading this manual you need to keep in mind that we assume that you design -a decent layout and when you make something for an electronic medium, we assume +a decent layout and when you make something for an electronic medium, we hope that you pay attention to the way you can enhance accessibility. If you miss something here, don't hesitate to ask for clarification, or even @@ -49,3 +50,9 @@ mechanism. \stopchapter \stopcomponent + +% A nice double page e-ink device can be seen at: +% +% https://www.youtube.com/watch?v=QdOXCn1vvzI : +% +% vkgoeswild: Playing Pink Floyds Great Gig in the Sky on Imperial by Bösendorfer |