source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+
#include <math.h>
+#include "book-paper-def.hh"
+#include "virtual-font-metric.hh"
#include "all-font-metrics.hh"
#include "string.hh"
#include "misc.hh"
#include "paper-def.hh"
-#include "debug.hh"
-#include "lookup.hh"
-#include "score-engraver.hh"
-#include "paper-score.hh"
-#include "identifier.hh"
+#include "warn.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 "scm-hash.hh"
#include "paper-outputter.hh"
-#include "paper-stream.hh"
+#include "ly-module.hh"
+/*
+ This is an almost empty thing. The only substantial thing this class
+ handles is scaling up and down to real-world dimensions (internally
+ dimensions are against global staff-space.)
+ */
Paper_def::Paper_def ()
{
- lookup_p_tab_p_ = new map<int, Lookup*>;
+ bookpaper_ = 0;
}
-
-Paper_def::~Paper_def ()
+Paper_def::Paper_def (Paper_def const&src)
+ : Music_output_def (src)
{
- for (map<int,Lookup*>::const_iterator ai = lookup_p_tab_p_->begin();
- ai != lookup_p_tab_p_->end (); ai++)
- {
- delete (*ai).second;
- }
-
- delete lookup_p_tab_p_;
+ /* Do not remove this statement, scm_make_hash_table may trigger GC. */
+ bookpaper_ = 0;
}
-Paper_def::Paper_def (Paper_def const&s)
- : Music_output_def (s)
-{
- shape_int_a_ = s.shape_int_a_;
- lookup_p_tab_p_ = new map<int, Lookup*>;
-
- for (map<int,Lookup*>::const_iterator ai = s.lookup_p_tab_p_->begin();
- ai != s.lookup_p_tab_p_->end (); ai++)
- {
- Lookup * l = new Lookup (* (*ai).second);
- set_lookup ((*ai).first, l);
- }
-}
-
-
-Real
-Paper_def::get_var (String s) const
+Paper_def::~Paper_def ()
{
- return get_realvar (ly_symbol2scm (s.ch_C()));
}
Real
-Paper_def::get_realvar (SCM s) const
+Paper_def::get_dimension (SCM s) const
{
- if (!scope_p_->elem_b (s))
- error (_f ("unknown paper variable: `%s'", ly_symbol2string (s)));
- Real * p = scope_p_->elem (s)->access_content_Real (false);
- if (!p)
- {
- error (_("not a real variable"));
- return 0.0;
- }
-
- return *p;
+ SCM val = lookup_variable (s);
+ return ly_scm2double (val);
}
-
+/* 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
{
- SCM s = default_properties_.get (ly_symbol2scm ("margin-shape"));
- if (!gh_pair_p (s))
- {
- Real lw = get_var ("linewidth");
- Real ind = n? 0.0:get_var ("indent");
-
- return Interval (ind, lw);
- }
-
-
- SCM last = SCM_EOL;
- while (gh_pair_p (s) && n --)
- {
- last = s;
- s = gh_cdr (s);
- }
-
- if (s == SCM_EOL)
- {
- s = last;
- }
-
- SCM pair = gh_car (s);
-
- return Interval (gh_scm2double (gh_car (pair)),
- gh_scm2double (gh_cdr (pair)));
-}
-
-void
-Paper_def::set_lookup (int i, Lookup*l)
-{
- map<int,Lookup*> :: const_iterator it (lookup_p_tab_p_->find (i));
- if (it != lookup_p_tab_p_->end ())
- {
- delete (*it).second;
- }
- (*lookup_p_tab_p_)[i] = l;
-}
-
-
-/*
- junkme.
- */
-Real
-Paper_def::interbeam_f (int multiplicity_i) const
-{
- if (multiplicity_i <= 3)
- return get_var ("interbeam");
- else
- return get_var ("interbeam4");
-}
-
+ Real lw = get_dimension (ly_symbol2scm ("linewidth"));
+ Real ind = n? 0.0:get_dimension (ly_symbol2scm ("indent"));
-void
-Paper_def::print () const
-{
-#ifndef NPRINT
- Music_output_def::print ();
- DEBUG_OUT << "Paper {";
- for (map<int,Lookup*>::const_iterator ai = lookup_p_tab_p_->begin();
- ai != lookup_p_tab_p_->end (); ai++)
- {
- DEBUG_OUT << "Lookup: " << (*ai).first
- << " = " << (*ai).second->font_name_ << '\n';
- }
- DEBUG_OUT << "}\n";
-#endif
+ return Interval (ind, lw);
}
-Lookup const *
-Paper_def::lookup_l (int i) const
+Paper_outputter*
+Paper_def::get_paper_outputter (String outname) const
{
- return (*lookup_p_tab_p_)[i];
-}
-
-
-
-int Paper_def::default_count_i_ = 0;
+ progress_indication (_f ("paper output to `%s'...",
+ outname == "-" ? String ("<stdout>") : outname));
+ return new Paper_outputter (outname);
-int
-Paper_def::get_next_default_count () const
-{
- return default_count_i_ ++;
}
-void
-Paper_def::reset_default_count()
+Paper_def*
+unsmob_paper (SCM x)
{
- default_count_i_ = 0;
+ return dynamic_cast<Paper_def*> (unsmob_music_output_def (x));
}
+
-
-Paper_stream*
-Paper_def::paper_stream_p () const
+LY_DEFINE (ly_paper_def_p, "ly:paper-def?",
+ 1, 0, 0, (SCM def),
+ "Is @var{def} a paper definition?")
{
- String outname = base_output_str ();
+ Paper_def *op = dynamic_cast<Paper_def*> (unsmob_music_output_def (def));
- if (outname != "-")
- outname += String (".") + output_global_ch;
- progress_indication (_f ("paper output to %s...",
- outname == "-" ? String ("<stdout>") : outname));
-
-
- target_str_global_array.push (outname);
- return new Paper_stream (outname);
+ bool pap = op;
+ return ly_bool2scm (pap);
}
-
-
-String
-Paper_def::base_output_str () const
-{
- String str = get_default_output ();
-
- if (str.empty_b ())
- {
- str = default_outname_base_global;
- int def = get_next_default_count ();
- if (def)
- str += "-" + to_str (def);
- }
- return str;
-}
-
-