Update documentation targets

[lilypond.git] / lily / hairpin.cc

diff --git a/lily/hairpin.cc b/lily/hairpin.cc
index 6bb83b16a61fbb3ffaa90a1bb9be03b8e8a29856..bb4fec084bb66c10c64a2ea724731a9285294448 100644 (file)
--- a/lily/hairpin.cc
+++ b/lily/hairpin.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 1997--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "hairpin.hh"
@@ -20,49 +20,34 @@
 #include "note-column.hh"
 #include "warn.hh"
 
-MAKE_SCHEME_CALLBACK (Hairpin, after_line_breaking, 1);
+MAKE_SCHEME_CALLBACK (Hairpin, height, 1);
 SCM
-Hairpin::after_line_breaking (SCM smob)
+Hairpin::height (SCM smob)
 {
-  Spanner *me = dynamic_cast<Spanner *> (unsmob_grob (smob));
-  consider_suicide (me);
-
-  return SCM_UNSPECIFIED;
+  return Grob::stencil_height (smob);
 }
 
-void
-Hairpin::consider_suicide (Spanner*me)
+MAKE_SCHEME_CALLBACK (Hairpin, pure_height, 3);
+SCM
+Hairpin::pure_height (SCM smob, SCM, SCM)
 {
-  Drul_array<bool> broken;
-  Drul_array<Item *> bounds;
-  Direction d = LEFT;
-  do
-    {
-      bounds[d] = me->get_bound (d);
-      broken[d] = bounds[d]->break_status_dir () != CENTER;
-    }
-  while (flip (&d) != LEFT);
+  Grob *me = unsmob_grob (smob);
+  Real height = robust_scm2double (me->get_property ("height"), 0.0)
+    * Staff_symbol_referencer::staff_space (me);
 
-  if (broken[LEFT]
-      && ly_is_equal (bounds[RIGHT]->get_column ()->get_property ("when"),
-                     bounds[LEFT]->get_property ("when")))
-    me->suicide ();
-  
+  Real thickness = robust_scm2double (me->get_property ("thickness"), 1)
+    * Staff_symbol_referencer::line_thickness (me);
+
+  height += thickness / 2;
+  return ly_interval2scm (Interval (-height, height));
 }
 
 MAKE_SCHEME_CALLBACK (Hairpin, print, 1);
-
 SCM
 Hairpin::print (SCM smob)
 {
-  Spanner *me = dynamic_cast<Spanner *> (unsmob_grob (smob));
+  Spanner *me = unsmob_spanner (smob);
 
-  if (Spanner *orig = dynamic_cast<Spanner*> (me->original ()))
-    {
-      for (vsize i = 0; i < orig->broken_intos_.size (); i++)
-       Hairpin::consider_suicide (orig->broken_intos_[i]);
-    }
-  
   SCM s = me->get_property ("grow-direction");
   if (!is_direction (s))
     {
@@ -207,7 +192,6 @@ Hairpin::print (SCM smob)
   /*
     should do relative to staff-symbol staff-space?
   */
-
   Stencil mol;
   Real x = 0.0;
 
@@ -236,7 +220,7 @@ Hairpin::print (SCM smob)
       Box extent (Interval (-rad, rad), Interval (-rad, rad));
       
       /* Hmmm, perhaps we should have a Lookup::circle () method? */
-      Stencil circle(extent,
+      Stencil circle (extent,
                     scm_list_4 (ly_symbol2scm ("circle"),
                                 scm_from_double (rad),
                                 scm_from_double (thick),
@@ -246,7 +230,7 @@ Hairpin::print (SCM smob)
        don't add another circle the hairpin is broken
       */
       if (!broken[tip_dir])
-       mol.add_at_edge (X_AXIS, tip_dir, Stencil (circle), 0, 0);
+       mol.add_at_edge (X_AXIS, tip_dir, Stencil (circle), 0);
     }
 
   mol.translate_axis (x_points[LEFT]
@@ -256,9 +240,9 @@ Hairpin::print (SCM smob)
 }
 
 ADD_INTERFACE (Hairpin,
-              "A hairpin crescendo/decrescendo.",
+              "A hairpin crescendo or decrescendo.",
 
-              /* props */
+              /* properties */
               "adjacent-hairpins "
               "circled-tip "
               "bound-padding "