Re: [NTG-context] MPpositiongraphic: I don't know when it's going to work and when it's not.

2014-01-27 Thread Hans Hagen

On 1/24/2014 12:52 AM, Elspeth McGullicuddy wrote:

Hi Hans,

The tip you gave me (wandering spaces), worked for the previous
example, the one where the overlay was attached to the background of
the paper.
For the other example, where the overlay is attached to the background
of a \framed, I haven't been able to make it work. The extra spaces
there, were in fact added during the mail process but weren't in my
file.

I put the file that doesn't work in attached files, so there are no
risk it collects extra spaces.
There is probably an obvious and silly mistake but I can't find it:
for me it's quite similar to the examples in metafun-p.pdf, p. 127:
\framed[background=demo circle]{This text is overlayed.}, but mine
refuses to work.


you need to anchor the graphic:

\starttext

\defineoverlay[my fourth overlay][\positionoverlay{my backgraphics}]

\startpositionoverlay{my backgraphics}

\setMPpositiongraphic{three}{mypos:circle}{mypos:circleradius=1cm,mypos:circlecolor=red}

\setMPpositiongraphic{three}{mypos:circle}{mypos:circleradius=.5cm,mypos:circlecolor=green}
\stoppositionoverlay

\startMPinclusions
if unknown context_apos : input mp-apos.mpiv ; fi ;
if unknown context_abck : input mp-abck.mpiv ; fi ;
\stopMPinclusions

\startMPpositiongraphic{mypos:circle}
numeric x, y, w, h, d, radius;
color c;
path p ;
x = \MPx{\MPvar{self}};
y = \MPy{\MPvar{self}};
w = \MPw{\MPvar{self}};
radius = \MPvar{mypos:circleradius};
c = \MPvar{mypos:circlecolor};
p = (x+w/2+radius,y)..(x+w/2,y+radius)..(x+w/2-radius,y) 
..(x+w/2,y-radius)..cycle;

drawarrow p withpen pencircle scaled 2pt withcolor c;
anchor_box(\MPanchor{\MPvar{self}}) ;
\stopMPpositiongraphic

\framed [background=my fourth overlay,align=middle,width=7cm] {have 
attached it: \hpos{three}{{\em here}}, the}


\stoptext


-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-
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Re: [NTG-context] MPpositiongraphic: I don't know when it's going to work and when it's not.

2014-01-27 Thread Elspeth McGullicuddy
On Mon, Jan 27, 2014 at 1:34 PM, Hans Hagen pra...@wxs.nl wrote:

 you need to anchor the graphic:

 anchor_box(\MPanchor{\MPvar{self}}) ;

Thanks a lot, it works now. I wouldn't have guessed: I learnt a lot with that.

Chris
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Re: [NTG-context] MPpositiongraphic: I don't know when it's going to work and when it's not.

2014-01-23 Thread Elspeth McGullicuddy
Hi Hans,

The tip you gave me (wandering spaces), worked for the previous
example, the one where the overlay was attached to the background of
the paper.
For the other example, where the overlay is attached to the background
of a \framed, I haven't been able to make it work. The extra spaces
there, were in fact added during the mail process but weren't in my
file.

I put the file that doesn't work in attached files, so there are no
risk it collects extra spaces.
There is probably an obvious and silly mistake but I can't find it:
for me it's quite similar to the examples in metafun-p.pdf, p. 127:
\framed[background=demo circle]{This text is overlayed.}, but mine
refuses to work.

Chris


On Mon, Jan 20, 2014 at 6:57 PM, Hans Hagen pra...@wxs.nl wrote:
 On 1/19/2014 8:00 AM, Elspeth McGullicuddy wrote:

 \framed [ background=my first overlay,my fourth

The line break here wasn't in my file.

 overlay,align=middle,width=7cm] {
have attached it: \hpos{three}{{\em here}}, the}


 here

 background=my first overlay

 and

 my fourth overlay

 a key without value

 so: be careful with spaces and commas

 -
   Hans Hagen | PRAGMA ADE
   Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
 tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
  | www.pragma-pod.nl
 -
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test-012_02.tex
Description: TeX document
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Re: [NTG-context] MPpositiongraphic: I don't know when it's going to work and when it's not.

2014-01-20 Thread Hans Hagen

On 1/19/2014 8:00 AM, Elspeth McGullicuddy wrote:


\setupbackgrounds[paper][background={
 my first overlay,  %% Doesn't work anymore if I comment this line.
 my fourth overlay}]


so that is effectively background={ my first overlay, my fourth overlay}

spaces after , are gobbled so if you want to comment things like that do 
this


\setupbackgrounds[paper][background={%
 my first overlay,%
 my fourth overlay%
}]

now you can comment one of both lines

-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-
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Re: [NTG-context] MPpositiongraphic: I don't know when it's going to work and when it's not.

2014-01-20 Thread Hans Hagen

On 1/19/2014 8:00 AM, Elspeth McGullicuddy wrote:

\framed [ background=my first overlay,my fourth
overlay,align=middle,width=7cm] {
   have attached it: \hpos{three}{{\em here}}, the}


here

background=my first overlay

and

my fourth overlay

a key without value

so: be careful with spaces and commas

-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-
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