unsmob_pitch -> Pitch::unsmob and related

[lilypond.git] / lily / font-select.cc

diff --git a/lily/font-select.cc b/lily/font-select.cc
index 2765aa8c1491f1226a4426df4479fa8adcd747c1..b35a7935a5d54a1f30355f8c0773e07a7d6781d6 100644 (file)
--- a/lily/font-select.cc
+++ b/lily/font-select.cc
@@ -1,11 +1,21 @@
 /*
-  font-select.cc -- implement property -> font_metric routines.
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2003--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 2003--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
-*/
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
 
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
+*/
 
 #include "dimensions.hh"
 #include "all-font-metrics.hh"
@@ -17,7 +27,7 @@
 
 Font_metric *
 get_font_by_design_size (Output_def *layout, Real requested,
-                        SCM font_vector)
+                         SCM font_vector)
 {
   int n = scm_c_vector_length (font_vector);
   Real size = 1e6;
@@ -31,23 +41,23 @@ get_font_by_design_size (Output_def *layout, Real requested,
       SCM entry = scm_c_vector_ref (font_vector, i);
 
       if (scm_promise_p (entry) == SCM_BOOL_T)
-       {
-         Font_metric *fm = unsmob_metrics (scm_force (entry));
-         size = fm->design_size ();
-       }
+        {
+          Font_metric *fm = Font_metric::unsmob (scm_force (entry));
+          size = fm->design_size ();
+        }
 #if HAVE_PANGO_FT2
       else if (scm_is_pair (entry)
-              && scm_is_number (scm_car (entry))
-              && scm_is_string (scm_cdr (entry)))
-       {
-         size = scm_to_double (scm_car (entry));
-         pango_description_string
-           = scm_cdr (entry);
-       }
+               && scm_is_number (scm_car (entry))
+               && scm_is_string (scm_cdr (entry)))
+        {
+          size = scm_to_double (scm_car (entry));
+          pango_description_string
+            = scm_cdr (entry);
+        }
 #endif
 
       if (size > requested)
-       break;
+        break;
       last_size = size;
       last_pango_description_string = pango_description_string;
     }
@@ -57,11 +67,11 @@ get_font_by_design_size (Output_def *layout, Real requested,
   else if (i > 0)
     {
       if ((requested / last_size) < (size / requested))
-       {
-         i--;
-         size = last_size;
-         pango_description_string = last_pango_description_string;
-       }
+        {
+          i--;
+          size = last_size;
+          pango_description_string = last_pango_description_string;
+        }
     }
 
   Font_metric *fm = 0;
@@ -69,32 +79,32 @@ get_font_by_design_size (Output_def *layout, Real requested,
     {
 #if HAVE_PANGO_FT2
       return find_pango_font (layout,
-                             pango_description_string,
-                             requested / size);
+                              pango_description_string,
+                              requested / size);
 #else
       error ("Trying to retrieve pango font without HAVE_PANGO_FT2.");
 #endif
     }
   else
-    fm = unsmob_metrics (scm_force (scm_c_vector_ref (font_vector, i)));
+    fm = Font_metric::unsmob (scm_force (scm_c_vector_ref (font_vector, i)));
 
   return find_scaled_font (layout, fm, requested / size);
 }
 
 Font_metric *
 get_font_by_mag_step (Output_def *layout, Real requested_step,
-                     SCM font_vector, Real default_size)
+                      SCM font_vector, Real default_size)
 {
   return get_font_by_design_size (layout, default_size
-                                 * pow (2.0, requested_step / 6.0),
-                                 font_vector);
+                                  * pow (2.0, requested_step / 6.0),
+                                  font_vector);
 }
 
 SCM
 properties_to_font_size_family (SCM fonts, SCM alist_chain)
 {
   return scm_call_2 (ly_lily_module_constant ("lookup-font"), fonts,
-                    alist_chain);
+                     alist_chain);
 }
 
 Font_metric *
@@ -109,21 +119,20 @@ select_encoded_font (Output_def *layout, SCM chain)
     }
 
 #if HAVE_PANGO_FT2
-  if (scm_is_string (name)
-      && is_pango_format_global)
+  if (scm_is_string (name))
     return select_pango_font (layout, chain);
   else
 #endif
-    if (scm_instance_p (name))
+    if (scm_is_true (scm_instance_p (name)))
       {
-       SCM base_size = scm_slot_ref (name, ly_symbol2scm ("default-size"));
-       SCM vec = scm_slot_ref (name, ly_symbol2scm ("size-vector"));
+        SCM base_size = scm_slot_ref (name, ly_symbol2scm ("default-size"));
+        SCM vec = scm_slot_ref (name, ly_symbol2scm ("size-vector"));
 
-       Real req = robust_scm2double (ly_chain_assoc_get (ly_symbol2scm ("font-size"), chain, SCM_BOOL_F),
-                                     0.0);
+        Real req = robust_scm2double (ly_chain_assoc_get (ly_symbol2scm ("font-size"), chain, SCM_BOOL_F),
+                                      0.0);
 
-       return get_font_by_mag_step (layout, req, vec,
-                                    scm_to_double (base_size));
+        return get_font_by_mag_step (layout, req, vec,
+                                     scm_to_double (base_size));
       }
 
   assert (0);