patch::: 1.0.12.jcn2: opniewvisite

[lilypond.git] / lily / ps-lookup.cc

diff --git a/lily/ps-lookup.cc b/lily/ps-lookup.cc
new file mode 100644 (file)
index 0000000..fd9d887
--- /dev/null
+++ b/lily/ps-lookup.cc
@@ -0,0 +1,184 @@
+/*
+  ps-lookup.cc -- implement Ps_lookup
+
+  source file of the GNU LilyPond music typesetter
+
+  (c)  1997--1998 Jan Nieuwenhuizen <janneke@gnu.org>
+*/
+
+#include "ps-lookup.hh"
+#include "debug.hh"
+#include "symtable.hh"
+#include "dimension.hh"
+#include "tex.hh"
+#include "scalar.hh"
+#include "paper-def.hh"
+#include "string-convert.hh"
+#include "main.hh"
+
+Ps_lookup::Ps_lookup ()
+  : Lookup ()
+{
+}
+
+Ps_lookup::Ps_lookup (Lookup const& s)
+  : Lookup (s)
+{
+}
+
+Ps_lookup::Ps_lookup (Symtables const& s)
+  : Lookup (s)
+{
+}
+
+Ps_lookup::~Ps_lookup ()
+{
+}
+
+Atom
+Ps_lookup::afm_find (String s) const
+{
+  return Lookup::afm_find (s, String ("(%d)"));
+}
+
+Atom
+Ps_lookup::dashed_slur (Array<Offset> controls, Real thick, Real dash) const
+{
+  assert (controls.size () == 8);
+
+  String ps;
+  
+  Real dx = controls[3].x () - controls[0].x ();
+  Real dy = controls[3].y () - controls[0].y ();
+
+  for (int i = 1; i < 4; i++)
+    ps += String_convert::double_str (controls[i].x ()) + " "
+      + String_convert::double_str (controls[i].y ()) + " ";
+
+  ps += String_convert::double_str (controls[0].x ()) + " "
+    + String_convert::double_str (controls[0].y ()) + " ";
+
+  ps += String_convert::double_str (thick) + " ";
+  Real on = dash > 1? thick * dash - thick : 0;
+  Real off = 2 * thick;
+  ps += "[" + String_convert::double_str (on) + " ";
+  ps += String_convert::double_str (off) + "] ";
+  ps += String_convert::int_str (0) + " ";
+  ps += " draw_dashed_slur";
+
+  Atom a;
+  a.str_ = ps;
+  
+  a.dim_[X_AXIS] = Interval (0, dx);
+  a.dim_[Y_AXIS] = Interval (0 <? dy,  0 >? dy);
+  a.font_ = font_;
+  return a;
+}
+
+Atom
+Ps_lookup::hairpin (Real width, bool decresc, bool continued) const
+{
+  Atom a;  
+  Real height = paper_l_->staffheight_f () / 6;
+  String ps;
+  ps += to_str (width) + " " 
+       + to_str (height) + " " 
+    + to_str (continued ? height/2 : 0) + 
+    + " draw_"  + String (decresc ? "de" : "") + "cresc\n";
+  a.str_ = ps;
+
+
+  a.dim_.x () = Interval (0, width);
+  a.dim_.y () = Interval (-2*height, 2*height);
+  a.font_ = font_;
+  return a;
+}
+
+Atom
+Ps_lookup::plet (Real dy , Real dx, Direction dir) const
+{
+  String ps;
+  
+  ps += String_convert::double_str (dx) + " " 
+    + String_convert::double_str (dy) + " "
+    + String_convert::int_str ( (int)dir) +
+    " draw_plet";
+
+  Atom s;
+  s.str_ = ps;
+  return s;
+}
+
+Atom
+Ps_lookup::ps_beam (Real slope, Real width, Real thick) const
+{
+  String ps;
+  ps += to_str (width) + " "+ to_str (slope) + " " + to_str (thick)
+    + " draw_beam";
+
+  Atom s;
+  s.str_ = ps;
+  return s;
+}
+
+Atom
+Ps_lookup::slur (Array<Offset> controls) const
+{
+  assert (controls.size () == 8);
+
+  String ps;
+  
+  Real dx = controls[3].x () - controls[0].x ();
+  Real dy = controls[3].y () - controls[0].y ();
+
+  for (int i = 5; i < 8; i++)
+    ps += String_convert::double_str (controls[i].x ()) + " "
+      + String_convert::double_str (controls[i].y ()) + " ";
+
+  ps += String_convert::double_str (controls[4].x ()) + " "
+    + String_convert::double_str (controls[4].y ()) + " ";
+  
+  for (int i = 1; i < 4; i++)
+    ps += String_convert::double_str (controls[i].x ()) + " "
+      + String_convert::double_str (controls[i].y ()) + " ";
+
+  ps += String_convert::double_str (controls[0].x ()) + " "
+    + String_convert::double_str (controls[0].y ()) + " ";
+
+  ps += " draw_slur";
+
+  Atom s;
+  s.str_ = ps;
+  
+  s.dim_[X_AXIS] = Interval (0, dx);
+  s.dim_[Y_AXIS] = Interval (0 <? dy,  0 >? dy);
+  s.font_ = font_;
+  return s;
+}
+
+Atom
+Ps_lookup::stem (Real y1, Real y2) const
+{
+  //  return Lookup::stem (y1, y2, "\\kern %\\vrule width % height % depth %");
+  return Lookup::stem (y1, y2, "% % moveto % % lineto");
+}
+
+Atom
+Ps_lookup::vbracket (Real &y) const
+{
+  Atom psbracket;
+  Real min_y = paper_l_->staffheight_f ();
+  if (y < min_y)
+    {
+      warning (_ ("bracket")
+       + " " + _ ("too small") +  " (" + print_dimen (y) + ")");
+//      y = min_y;
+    }
+  psbracket.str_ = to_str (y) + " draw_bracket";
+  psbracket.dim_[Y_AXIS] = Interval (-y/2,y/2);
+  psbracket.dim_[X_AXIS] = Interval (0,4 PT);
+  return psbracket;
+}
+
+
+