Re: collision of rehearsal marks, y-parent

2006-03-31 Thread Graham Percival


On 30-Mar-06, at 11:51 PM, Werner LEMBERG wrote:


While working on a big score together with proper parts extraction I
find that vertical positioning of rehearsal marks needs manual
adjustments most often.


Absolutely.  :(

I use this method as a workaround:
\layout { \context { \Score
  \override RehearsalMark #'Y-offset = 
#ly:self-alignment-interface::aligned-on-y-parent

  \override RehearsalMark #'self-alignment-Y = #-1
}}

and sometimes override it with things like
\once \override Score.RehearsalMark #'self-alignment-Y = #0.7
in the piece.

Cheers,
- Graham



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Re: collision of rehearsal marks, y-parent

2006-03-31 Thread Han-Wen Nienhuys

Werner LEMBERG wrote:

While working on a big score together with proper parts extraction I
find that vertical positioning of rehearsal marks needs manual
adjustments most often.

Is it possible to add a collision resolver for rehearsal marks?  The


preventing what kind of collisions?


`padding' option doesn't work well since it is important that
rehearsal marks are as near as possible to the staff lines.

BTW, how can I find out in lilypond-internals.info the `parent' of a
grob?  For example, this is for RehearsalMark objects:



But what is the `Y-parent'?  It would be great if this information
could be added there.


it depends. In case of teh rehearsal mark, I guess it will be the System 
grob.



--

Han-Wen Nienhuys - [EMAIL PROTECTED] - http://www.xs4all.nl/~hanwen

LilyPond Software Design
 -- Code for Music Notation
http://www.lilypond-design.com



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Re: collision of rehearsal marks, y-parent

2006-03-31 Thread Werner LEMBERG

  Is it possible to add a collision resolver for rehearsal marks?  The

 preventing what kind of collisions?

Almost everything:

 note heads and rests (with attached articulation grobs)
 stems
 beams
 octavation lines, trills, tuplets, etc.
 slurs and ties
 bar numbers
 clefs

Dynamics and scripts are probably not necessary because they are below
the staff line normally.

  But what is the `Y-parent'?

 it depends. In case of teh rehearsal mark, I guess it will be the
 System grob.

You `guess'.  Interesting :-)

Where can I find information about this?  Is it documented somewhere?


Werner


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Re: collision of rehearsal marks, y-parent

2006-03-31 Thread Werner LEMBERG
   note heads and rests (with attached articulation grobs)
   stems
   beams
   octavation lines, trills, tuplets, etc.
   slurs and ties
   bar numbers
   clefs

 This is a problem: almost everything is not very specific.

Well, I gave a list, didn't I?

 Is there a general pattern of collision resolution that you can spot
 (ie. always sideways, or always upwards?)

Upwards, I think, should be sufficient.

 If you really want to find out, you can either
 
 a. look at the engravers source code
 
 b. add a small Scheme-callback to the rehearsalmark that prints the
 result of ly:grob-parent ; eg. you could attach it to the 'text
 property.

Hmm, I still think it belongs to the docs...


Werner


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collision of rehearsal marks, y-parent

2006-03-30 Thread Werner LEMBERG

While working on a big score together with proper parts extraction I
find that vertical positioning of rehearsal marks needs manual
adjustments most often.

Is it possible to add a collision resolver for rehearsal marks?  The
`padding' option doesn't work well since it is important that
rehearsal marks are as near as possible to the staff lines.

BTW, how can I find out in lilypond-internals.info the `parent' of a
grob?  For example, this is for RehearsalMark objects:

  `Y-offset' (number):
   `ly:side-position-interface::y-aligned-side'

   The vertical amount that this object is moved relative to its
   Y-parent

But what is the `Y-parent'?  It would be great if this information
could be added there.


Werner


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