Renaud AUBIN wrote:
>
> Hi folks !
>
> Consider the working example:
>
> \usemodule[pre-original]
>
> \starttext
> \startbuffer[stack1]
> draw (0,0)--(10cm,10cm);
> \stopbuffer
>
> \startbuffer[stack2]
> draw (0,10cm)--(10cm,0);
> \stopbuffer
>
> \startbuffer[stack3]
> draw (0,5cm)--(10cm,5cm);
> \stopbuffer
>
>
> \definesymbol[step 1][{\processMPbuffer[stack1]}]
> \definesymbol[step 2][{\processMPbuffer[stack1,stack2]}]
> \definesymbol[step 3][{\processMPbuffer[stack1,stack2,stack3]}]
>
> \definefieldstack
> [stack]
> [step 1,step 2,step 3]
> [frame=off]
>
> \defineoverlay[cowbg][{\externalfigure[cow][width=10cm]}]
>
> \framed[background=cowbg,frame=off,offset=none,backgroundoffset=0pt]{{\fieldstack[stack]}}
>
> \goto{next}[JS(Walk_Field{stack})]
>
> \stoptext
>
> I naively (as always ? ;) ) tried to make the "framed" interactive with
> \goto{\framed[background=cowbg,frame=off,offset=none,backgroundoffset=0pt]{{\fieldstack[stack]}}}[JS(Walk_Field{stack})]
> but failed in my attempt...
>
> Is there a way to solve this problem ?
>
Hi Renaud. How could you have missed this one? ;)
http://archive.contextgarden.net/thread/20060422.200921.44436476.en.html#20060422.200921.44436476
The trick is to use a PDF layer for the trigger button (else you get a
mess of stacking, interactive areas).
Greetings, Peter
>
> Renaud
>
>
>
> ------------------------------------------------------------------------
>
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\setupoutput[pdftex]
\setupinteraction[state=start]
\setupcolors[state=start]
\starttext
\tracefieldstrue
\switchtobodyfont[96pt]
\def\FS#1{\framed[width=4cm,height=4cm,strut=no]{\red\bf#1}}%
\definesymbol [empty] []
\definesymbol [one] [\FS{1}]
\definesymbol [two] [\FS{2}]
\definesymbol [three] [\FS{3}]
\definesymbol [four] [\FS{4}]
\definesymbol [five] [\FS{5}]
\setupfield[interaction]
[width=4cm,height=4cm,
% frame=off,
framecolor=blue,
offset=none,% default offset causes different positioning of walk button and
fieldstack
clickin=JS(Walk_Field{sequence})]
\definefield[Walk][check][interaction][empty][empty]
\definefieldstack[sequence]
[one,two,three,four,five]
[frame=off,
offset=none,% default offset causes different positioning of walk button and
fieldstack
]
\defineproperty[interaction][layer][title=interaction, state=start]
\vbox{\normaloffinterlineskip
\smashedvbox{\fieldstack[sequence]}%
%
\startproperty[interaction]%
\field[Walk]
\stopproperty%
}
\blank[2cm]
\showfields
\stoptext
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