* The grand 2005-2006 replace.

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

diff --git a/lily/score-scheme.cc b/lily/score-scheme.cc
index 63d82b425c55785d8c34228a69aed70cad35c230..dc33d44e649a18e7196aacab5caf0600e419c695 100644 (file)
--- a/lily/score-scheme.cc
+++ b/lily/score-scheme.cc
@@ -1,28 +1,115 @@
 /*
-  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--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
-
 #include "score.hh"
+
 #include "music.hh"
+#include "output-def.hh"
+#include "global-context.hh"
+#include "lilypond-key.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_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 outputscale 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 (int 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 ();
 
-  score->set_music (music, parser);
+  /* TODO: SCORE_DEF should be scaled according to OD->parent_ or OD
+     itself. */
+  score_def->parent_ = od;
 
-  scm_gc_unprotect_object (score->self_scm ());
-  return score->self_scm ();
+  SCM context = ly_run_translator (sc->get_music (), score_def->self_scm (),
+                                  key);
+  SCM output = ly_format_output (context);
+
+  scm_remember_upto_here_1 (prot);
+  return output;
 }
+
+LY_DEFINE (ly_score_process, "ly:score-process",
+          5, 0, 0,
+          (SCM score_smob,
+           SCM default_header,
+           SCM default_paper,
+           SCM default_layout,
+           SCM basename),
+          "Print score without page-layout: just print the systems.")
+{
+  Score *score = unsmob_score (score_smob);
+
+  SCM_ASSERT_TYPE (score, score_smob, SCM_ARG1, __FUNCTION__, "score");
+
+  // allow header to be undefined.
+  SCM_ASSERT_TYPE (unsmob_output_def (default_paper),
+                  default_header, SCM_ARG3, __FUNCTION__, "\\paper block");
+  SCM_ASSERT_TYPE (unsmob_output_def (default_layout),
+                  default_header, SCM_ARG4, __FUNCTION__, "\\layout block");
+
+  Object_key *key = new Lilypond_general_key (0, score->user_key_, 0);
+
+  if (score->error_found_)
+    return SCM_UNSPECIFIED;
+
+  SCM header = ly_is_module (score->header_)
+    ? score->header_
+    : default_header;
+
+  for (int i = 0; i < score->defs_.size (); i++)
+    default_rendering (score->get_music (), score->defs_[i]->self_scm (),
+                      default_paper, header, basename, key->self_scm ());
+
+  if (score->defs_.is_empty ())
+    {
+      default_rendering (score->get_music (),
+                        default_layout,
+                        default_paper,
+                        header, basename, key->self_scm ());
+    }
+
+  key->unprotect ();
+  return SCM_UNSPECIFIED;
+}
+