add 2007 to (c) year.

[lilypond.git] / lily / score-scheme.cc

diff --git a/lily/score-scheme.cc b/lily/score-scheme.cc
index 63d82b425c55785d8c34228a69aed70cad35c230..8bad81c6181c7c11cd9aad3a1ae23241511aaecc 100644 (file)
--- a/lily/score-scheme.cc
+++ b/lily/score-scheme.cc
@@ -1,28 +1,116 @@
 /*
-  score-scheme.cc --  implement
+  score-scheme.cc -- implement Score bindings.
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
-
+  (c) 2005--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
-
 #include "score.hh"
+
 #include "music.hh"
+#include "output-def.hh"
+#include "global-context.hh"
+#include "lilypond-key.hh"
+#include "music-output.hh"
+#include "paper-score.hh"
+#include "paper-book.hh"
 
-LY_DEFINE (ly_music_scorify, "ly:music-scorify",
-          2, 0, 0,
-          (SCM music, SCM parser),
-          "Return MUSIC encapsulated in SCORE.")
+LY_DEFINE (ly_make_score, "ly:make-score",
+          1, 0, 0,
+          (SCM music),
+          "Return score with @var{music} encapsulated in @var{score}.")
 {
-#if 0
-  SCM_ASSERT_TYPE (ly_c_music_p (music), music, SCM_ARG1, __FUNCTION__, "music");
-#endif
+  Music *mus = unsmob_music (music);
+  SCM_ASSERT_TYPE (mus, music, SCM_ARG1, __FUNCTION__, "music");
+
   Score *score = new Score;
+  score->set_music (music);
+
+  return score->unprotect ();
+}
+
+LY_DEFINE (ly_score_output_defs, "ly:score-output-defs",
+          1, 0, 0, (SCM score),
+          "All output defs in a score.")
+{
+  Score *sc = unsmob_score (score);
+  SCM_ASSERT_TYPE (sc, score, SCM_ARG1, __FUNCTION__, "score");
+
+  SCM l = SCM_EOL;
+  for (vsize i = 0; i < sc->defs_.size (); i++)
+    l = scm_cons (sc->defs_[i]->self_scm(), l);
+  return scm_reverse_x (l, SCM_EOL);
+}
+
+
+
+LY_DEFINE (ly_score_header, "ly:score-header",
+          1, 0, 0, (SCM score),
+          "return score header.")
+{
+  Score *sc = unsmob_score (score);
+  SCM_ASSERT_TYPE (sc, score, SCM_ARG1, __FUNCTION__, "score");
+  return sc->header_;
+}
+
+
+LY_DEFINE (ly_score_music, "ly:score-music",
+          1, 0, 0, (SCM score),
+          "return score music.")
+{
+  Score *sc = unsmob_score (score);
+  SCM_ASSERT_TYPE (sc, score, SCM_ARG1, __FUNCTION__, "score");
+  return sc->get_music ();
+}
+
+LY_DEFINE (ly_score_error_p, "ly:score-error?",
+          1, 0, 0, (SCM score),
+          "Was there an error in the score?")
+{
+  Score *sc = unsmob_score (score);
+  SCM_ASSERT_TYPE (sc, score, SCM_ARG1, __FUNCTION__, "score");
+  return scm_from_bool (sc->error_found_);
+}
+
+LY_DEFINE (ly_score_embedded_format, "ly:score-embedded-format",
+          2, 1, 0, (SCM score, SCM layout, SCM key),
+          "Run @var{score} through @var{layout}, an output definition, "
+          "scaled to correct output-scale already, "
+          "return a list of layout-lines. "
+          "\nTake optional Object_key argument.")
+{
+  Score *sc = unsmob_score (score);
+  Output_def *od = unsmob_output_def (layout);
+
+  if (sc->error_found_)
+    return SCM_EOL;
+
+  SCM_ASSERT_TYPE (sc, score, SCM_ARG1, __FUNCTION__, "Score");
+  SCM_ASSERT_TYPE (od, layout, SCM_ARG2, __FUNCTION__, "Output_def");
+
+  Output_def *score_def = 0;
+
+  /* UGR, FIXME, these are default \layout blocks once again.  They
+     suck. */
+  for (vsize i = 0; !score_def && i < sc->defs_.size (); i++)
+    if (sc->defs_[i]->c_variable ("is-layout") == SCM_BOOL_T)
+      score_def = sc->defs_[i];
+
+  if (!score_def)
+    return SCM_BOOL_F;
+
+  score_def = score_def->clone ();
+  SCM prot = score_def->unprotect ();
+
+  /* TODO: SCORE_DEF should be scaled according to OD->parent_ or OD
+     itself. */
+  score_def->parent_ = od;
 
-  score->set_music (music, parser);
+  SCM context = ly_run_translator (sc->get_music (), score_def->self_scm (),
+                                  key);
+  SCM output = ly_format_output (context);
 
-  scm_gc_unprotect_object (score->self_scm ());
-  return score->self_scm ();
+  scm_remember_upto_here_1 (prot);
+  return output;
 }