source file of the GNU LilyPond music typesetter
- (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include <math.h>
+
+#include "all-font-metrics.hh"
#include "string.hh"
-#include "assoc.hh"
#include "misc.hh"
#include "paper-def.hh"
#include "debug.hh"
-#include "lookup.hh"
-#include "assoc-iter.hh"
-#include "score-engraver.hh"
-#include "p-score.hh"
-#include "identifier.hh"
+#include "scaled-font-metric.hh"
#include "main.hh"
#include "scope.hh"
-#include "dictionary-iter.hh"
#include "file-results.hh" // urg? header_global_p
#include "paper-outputter.hh"
-#include "paper-stream.hh"
Paper_def::Paper_def ()
{
- lookup_p_assoc_p_ = new Assoc<int, Lookup*>;
}
-
Paper_def::~Paper_def ()
{
- for (Assoc_iter<int, Lookup*> ai(*lookup_p_assoc_p_); ai.ok (); ai++)
- {
- delete ai.val ();
- }
-
- delete lookup_p_assoc_p_;
-}
-
-Paper_def::Paper_def (Paper_def const&s)
- : Music_output_def (s)
-{
- lookup_p_assoc_p_ = new Assoc<int, Lookup*>;
- for (Assoc_iter<int, Lookup*> ai(*s.lookup_p_assoc_p_); ai.ok (); ai++)
- {
- Lookup * l = new Lookup (*ai.val ());
- l->paper_l_ = this;
- set_lookup (ai.key(), l);
- }
-}
-
-Real
-Paper_def::get_var (String s) const
-{
- if (!scope_p_->elem_b (s))
- error (_f ("unknown paper variable: `%s\'", s));
- Real * p = scope_p_->elem (s)->access_content_Real (false);
- if (!p)
- {
- error (_ ("not a real variable"));
- return 0.0;
- }
-
- return *p;
}
-Interval
-Paper_def::line_dimensions_int (int n) const
+Paper_def::Paper_def (Paper_def const&src)
+ : Music_output_def (src)
{
- if (!shape_int_a_.size ())
- if (n)
- return Interval (0, linewidth_f ());
- else
- return Interval (get_var ("indent"), linewidth_f ());
-
- if (n >= shape_int_a_.size ())
- n = shape_int_a_.size () -1;
-
- return shape_int_a_[n];
}
-Real
-Paper_def::beam_thickness_f () const
-{
- return get_var ("beam_thickness");
-}
Real
-Paper_def::linewidth_f () const
+Paper_def::get_var (String s) const
{
- return get_var ("linewidth");
+ return get_realvar (ly_symbol2scm (s.ch_C ()));
}
-Real
-Paper_def::duration_to_dist (Moment d,Real k) const
+SCM
+Paper_def::get_scmvar (String s) const
{
- return arithmetic_spacing (d,k);
+ return scope_p_->scm_elem (ly_symbol2scm (s.ch_C ()));
}
-
-/**
- Get the measure wide constant for arithmetic spacing.
-
- @see
- John S. Gourlay. ``Spacing a Line of Music,'' Technical Report
- OSU-CISRC-10/87-TR35, Department of Computer and Information Science,
- The Ohio State University, 1987.
-
- */
Real
-Paper_def::arithmetic_constant (Moment d) const
-{
- return get_var ("arithmetic_basicspace") - log_2 (Moment (1,8) <? d);
-}
-
-Real
-Paper_def::arithmetic_spacing (Moment d ,Real k) const
-{
- return (log_2 (d) + k)* get_var ("arithmetic_multiplier");
-}
-
-void
-Paper_def::set_lookup (int i, Lookup*l)
+Paper_def::get_realvar (SCM s) const
{
- if (lookup_p_assoc_p_->elem_b (i))
+ SCM val ;
+ if (!scope_p_->try_retrieve (s, &val))
{
- delete lookup_p_assoc_p_->elem (i);
+ programming_error ("unknown paper variable: " + ly_symbol2string (s));
+ return 0.0;
}
- l ->paper_l_ = this;
- (*lookup_p_assoc_p_)[i] = l;
-}
-
-Real
-Paper_def::interline_f () const
-{
- return get_var ("interline");
-}
-Real
-Paper_def::rule_thickness () const
-{
- return get_var ("rulethickness");
-}
-
-Real
-Paper_def::staffline_f () const
-{
- return get_var ("rulethickness");
-}
-
-Real
-Paper_def::staffheight_f () const
-{
- return get_var ("staffheight");
-}
-
-Real
-Paper_def::interbeam_f (int multiplicity_i) const
-{
- if (multiplicity_i <= 3)
- return get_var ("interbeam");
+ Real sc = 1.0;
+ SCM ssc;
+ if (scope_p_->try_retrieve (ly_symbol2scm ("outputscale"), &ssc))
+ {
+ sc = gh_scm2double (ssc);
+ }
+ if (gh_number_p (val))
+ {
+ return gh_scm2double (val) / sc;
+ }
else
- return get_var ("interbeam4");
-}
-
-Real
-Paper_def::internote_f () const
-{
- return get_var ("interline") /2.0 ;
-}
-
-Real
-Paper_def::note_width () const
-{
- return get_var ("notewidth");
-}
-
-void
-Paper_def::print () const
-{
-#ifndef NPRINT
- Music_output_def::print ();
- DOUT << "Paper {";
-
- for (Assoc_iter<int, Lookup*> ai(*lookup_p_assoc_p_); ai.ok (); ai++)
{
- DOUT << "Lookup: " << ai.key () ;
- ai.val ()->print ();
+ programming_error ("not a real variable");
+ return 0.0;
}
-
- DOUT << "}\n";
-#endif
}
-Lookup const *
-Paper_def::lookup_l (int i) const
+/*
+ FIXME. This is broken until we have a generic way of
+ putting lists inside the \paper block.
+ */
+Interval
+Paper_def::line_dimensions_int (int n) const
{
- return (*lookup_p_assoc_p_)[i];
+ Real lw = get_var ("linewidth");
+ Real ind = n? 0.0:get_var ("indent");
+
+ return Interval (ind, lw);
}
-int Paper_def::default_count_i_ = 0;
+int Paper_def::score_count_i_ = 0;
int
-Paper_def::get_next_default_count () const
+Paper_def::get_next_score_count () const
{
- return default_count_i_ ++;
+ return score_count_i_ ++;
}
void
-Paper_def::reset_default_count()
+Paper_def::reset_score_count ()
{
- default_count_i_ = 0;
+ score_count_i_ = 0;
}
-extern char const* lily_version_number_sz ();
Paper_outputter*
-Paper_def::paper_outputter_p (Paper_stream* os_p, Header* header_l, String origin_str) const
+Paper_def::paper_outputter_p ()
{
- Paper_outputter* p = new Paper_outputter (os_p);
-
- // for now; breaks -fscm output
- p->output_comment (_ ("outputting Score, defined at: "));
- p->output_comment (origin_str);
-
- p->output_version();
- if (header_global_p)
- p->output_scope (header_global_p, "mudela");
- if (header_l)
- p->output_scope (header_l, "mudela");
- if (scope_p_)
- p->output_scope (scope_p_, "mudelapaper");
-
- if (output_global_ch == String("tex"))
- {
- *p->outstream_l_ << *scope_p_->elem ("texsetting")->access_content_String (false);
- }
-
+ String outname = outname_str ();
+ progress_indication (_f ("paper output to `%s'...",
+ outname == "-" ? String ("<stdout>") : outname));
- SCM scm = gh_list (ly_symbol ("experimental-on"), SCM_UNDEFINED);
- p->output_scheme (scm);
- scm = gh_list (ly_symbol ("header-end"), SCM_UNDEFINED);
- p->output_scheme (scm);
-
- return p;
+ target_str_global_array.push (outname);
+ Paper_outputter * po = new Paper_outputter (outname);
+ Path p = split_path (outname);
+ p.ext = "";
+ po->basename_ = p.str ();
+ return po;
}
-Paper_stream*
-Paper_def::paper_stream_p () const
+
+/*
+ todo: use symbols and hashtable idx?
+*/
+Font_metric *
+Paper_def::find_font (SCM fn, Real m)
{
- String outname = base_output_str ();
+ SCM key = gh_cons (fn, gh_double2scm (m));
+ SCM met = scm_assoc (key, scaled_fonts_);
- if (outname != "-")
- outname += String (".") + output_global_ch;
- *mlog << _f ("Paper output to %s...",
- outname == "-" ? String ("<stdout>") : outname) << endl;
+ if (gh_pair_p (met))
+ return unsmob_metrics (gh_cdr (met));
- target_str_global_array.push (outname);
- return new Paper_stream (outname);
+ SCM ssc;
+ if (scope_p_->try_retrieve (ly_symbol2scm ("outputscale"), &ssc))
+ {
+ m /= gh_scm2double (ssc);
+ }
+
+ Font_metric* f = all_fonts_global_p->find_font (ly_scm2string (fn));
+ SCM val = Scaled_font_metric::make_scaled_font_metric (f, m);
+ scaled_fonts_ = scm_acons (key, val, scaled_fonts_);
+
+ scm_gc_unprotect_object (val);
+
+ return dynamic_cast<Scaled_font_metric*> (unsmob_metrics (val));
}
-String
-Paper_def::base_output_str () const
+/*
+ Return alist to translate internally used fonts back to real-world
+ coordinates. */
+SCM
+Paper_def::font_descriptions ()const
{
- String str = get_default_output ();
- if (str.empty_b ())
+
+ SCM l = SCM_EOL;
+ for (SCM s = scaled_fonts_; gh_pair_p (s); s = gh_cdr (s))
{
- str = default_outname_base_global;
- int def = get_next_default_count ();
- if (def)
- str += "-" + to_str (def);
+ SCM desc = gh_caar (s);
+ SCM mdesc = unsmob_metrics (gh_cdar (s))->description_;
+
+ l = gh_cons (gh_cons (mdesc, desc), l);
}
- return str;
+ return l;
}
-