source file of the GNU LilyPond music typesetter
- (c) 2002--2003 Juergen Reuter <reuter@ipd.uka.de>
+ (c) 2002--2004 Juergen Reuter <reuter@ipd.uka.de>
*/
#include <math.h>
#include "item.hh"
#include "mensural-ligature.hh"
#include "font-interface.hh"
-#include "molecule.hh"
+#include "stencil.hh"
#include "lookup.hh"
#include "staff-symbol-referencer.hh"
#include "note-head.hh"
*
* TODO: move this function to class Lookup?
*/
-Molecule
+Stencil
brew_flexa (Grob *me,
Real interval,
bool solid,
Real width,
Real thickness,
- bool add_stem,
- Direction stem_direction)
+ bool add_cauda,
+ Direction cauda_direction)
{
Real staff_space = Staff_symbol_referencer::staff_space (me);
Real height = 0.6 * staff_space;
- Molecule molecule = Molecule ();
+ Stencil stencil = Stencil ();
- if (add_stem)
+ if (add_cauda)
{
bool consider_interval =
- stem_direction * interval > 0.0;
+ cauda_direction * interval > 0.0;
- Interval stem_box_x (0, thickness);
- Interval stem_box_y;
+ Interval cauda_box_x (0, thickness);
+ Interval cauda_box_y;
if (consider_interval)
{
Real y_length = max (interval/2.0*staff_space, 1.2*staff_space);
- stem_box_y = Interval (0, y_length);
+ cauda_box_y = Interval (0, y_length);
}
else
- stem_box_y = Interval (0, staff_space);
+ cauda_box_y = Interval (0, staff_space);
Real y_correction =
- (stem_direction == UP) ?
+ (cauda_direction == UP) ?
+0.5*height :
- -0.5*height - stem_box_y.length();
+ -0.5*height - cauda_box_y.length();
- Box stem_box (stem_box_x, stem_box_y);
- Molecule stem = Lookup::filledbox (stem_box);
- stem.translate_axis (y_correction, Y_AXIS);
- molecule.add_molecule(stem);
+ Box cauda_box (cauda_box_x, cauda_box_y);
+ Stencil cauda = Lookup::filled_box (cauda_box);
+ cauda.translate_axis (y_correction, Y_AXIS);
+ stencil.add_stencil (cauda);
}
Real slope = (interval / 2.0 * staff_space) / width;
if (solid)
{
- Molecule solid_head =
- Lookup::horizontal_slope (width, corrected_slope, height);
- molecule.add_molecule (solid_head);
+ Stencil solid_head =
+ Lookup::beam (corrected_slope, width, height, 0.0);
+ stencil.add_stencil (solid_head);
}
else // outline
{
- Molecule left_edge =
- Lookup::horizontal_slope (thickness, corrected_slope, height);
- molecule.add_molecule(left_edge);
+ Stencil left_edge =
+ Lookup::beam (corrected_slope, thickness, height, 0.0);
+ stencil.add_stencil(left_edge);
- Molecule right_edge =
- Lookup::horizontal_slope (thickness, corrected_slope, height);
+ Stencil right_edge =
+ Lookup::beam (corrected_slope, thickness, height, 0.0);
right_edge.translate_axis (width-thickness, X_AXIS);
right_edge.translate_axis (corrected_slope * (width-thickness), Y_AXIS);
- molecule.add_molecule(right_edge);
+ stencil.add_stencil(right_edge);
- Molecule bottom_edge =
- Lookup::horizontal_slope (width, corrected_slope, thickness);
+ Stencil bottom_edge =
+ Lookup::beam (corrected_slope, width, thickness, 0.0);
bottom_edge.translate_axis (-0.5*height, Y_AXIS);
- molecule.add_molecule (bottom_edge);
+ stencil.add_stencil (bottom_edge);
- Molecule top_edge =
- Lookup::horizontal_slope (width, corrected_slope, thickness);
+ Stencil top_edge =
+ Lookup::beam (corrected_slope, width, thickness, 0.0);
top_edge.translate_axis (+0.5*height, Y_AXIS);
- molecule.add_molecule (top_edge);
+ stencil.add_stencil (top_edge);
}
- molecule.translate_axis (ypos_correction, Y_AXIS);
- return molecule;
+ stencil.translate_axis (ypos_correction, Y_AXIS);
+ return stencil;
}
void
-add_ledger_lines (Grob *me, Molecule *out, int pos, Real offs,
+add_ledger_lines (Grob *me, Stencil *out, int pos, Real offs,
bool ledger_take_space)
{
int interspaces = Staff_symbol_referencer::line_count (me)-1;
Interval l_extents = Interval (hd[LEFT] - left_ledger_protusion,
hd[RIGHT] + right_ledger_protusion);
- Molecule ledger_lines =
+ Stencil ledger_lines =
Note_head::brew_ledger_lines (me, pos, interspaces,
- l_extents,
+ l_extents,0,
ledger_take_space);
ledger_lines.translate_axis (offs, Y_AXIS);
- out->add_molecule (ledger_lines);
+ out->add_stencil (ledger_lines);
}
}
-Molecule
+Stencil
internal_brew_primitive (Grob *me, bool ledger_take_space)
{
SCM primitive_scm = me->get_grob_property ("primitive");
{
programming_error ("Mensural_ligature:"
"undefined primitive -> ignoring grob");
- return Molecule ();
+ return Stencil ();
}
- Molecule out;
+ Stencil out;
int primitive = gh_scm2int (primitive_scm);
int delta_pitch = 0;
Real thickness = 0.0;
Real staff_space = Staff_symbol_referencer::staff_space (me);
if (primitive & MLP_ANY)
{
- SCM thickness_scm = me->get_grob_property ("thickness");
- if (thickness_scm != SCM_EOL)
- {
- thickness = gh_scm2double (thickness_scm);
- }
- else
- {
- programming_error (_f ("Mensural_ligature:"
- "thickness undefined on flexa %d; assuming 1.4",
- primitive));
- thickness = 1.4 * me->get_paper ()->get_var ("linethickness");
- }
+ thickness = robust_scm2double ( me->get_grob_property ("thickness"), .14);
}
if (primitive & MLP_FLEXA)
{
- SCM delta_pitch_scm = me->get_grob_property ("delta-pitch");
- if (delta_pitch_scm != SCM_EOL)
- {
- delta_pitch = gh_scm2int (delta_pitch_scm);
- }
- else
- {
- programming_error (_f ("Mensural_ligature:"
- "delta-pitch undefined on flexa %d; assuming 0",
- primitive));
- delta_pitch = 0;
- }
+ delta_pitch = robust_scm2int (me->get_grob_property ("delta-pitch"),
+ 0);
- SCM flexa_width_scm = me->get_grob_property ("flexa-width");
- if (flexa_width_scm != SCM_EOL)
- {
- flexa_width = gh_scm2double (flexa_width_scm);
- }
- else
- {
- programming_error (_f ("Mensural_ligature:"
- "flexa-width undefined on flexa %d; assuming 2.0",
- primitive));
- flexa_width = 2.0 * staff_space;
- }
+ flexa_width = robust_scm2double (me->get_grob_property ("flexa-width"), 2.0 * staff_space);
}
switch (primitive)
{
case MLP_NONE:
- return Molecule();
+ return Stencil();
case MLP_BB:
out = brew_flexa (me, delta_pitch, false,
flexa_width, thickness, true, DOWN);
default:
programming_error (_f ("Mensural_ligature:"
"unexpected case fall-through"));
- return Molecule ();
+ return Stencil ();
}
- SCM join_left_scm = me->get_grob_property ("join-left");
+ SCM join_left_scm = me->get_grob_property ("join-left-amount");
if (join_left_scm != SCM_EOL)
{
int join_left = gh_scm2int (join_left_scm);
if (!join_left)
programming_error (_f ("Mensural_ligature: (join_left == 0)"));
- Real blotdiameter = (me->get_paper ()->get_var ("blotdiameter"));
+ Real blotdiameter = (me->get_paper ()->get_realvar (ly_symbol2scm ("blotdiameter")));
Interval x_extent = Interval (0, thickness);
Interval y_extent = (join_left > 0) ?
Interval (-join_left * 0.5 * staff_space, 0) :
Interval (0, -join_left * 0.5 * staff_space);
- Box stem_box (x_extent, y_extent);
+ Box join_box (x_extent, y_extent);
- Molecule stem = Lookup::roundfilledbox (stem_box, blotdiameter);
- out.add_molecule (stem);
+ Stencil join = Lookup::round_filled_box (join_box, blotdiameter);
+ out.add_stencil (join);
}
int pos = (int)rint (Staff_symbol_referencer::get_position (me));
return internal_brew_primitive (me, false).smobbed_copy ();
}
-MAKE_SCHEME_CALLBACK (Mensural_ligature, brew_molecule, 1);
+MAKE_SCHEME_CALLBACK (Mensural_ligature, print, 1);
SCM
-Mensural_ligature::brew_molecule (SCM)
+Mensural_ligature::print (SCM)
{
return SCM_EOL;
}
ADD_INTERFACE (Mensural_ligature, "mensural-ligature-interface",
"A mensural ligature",
- "delta-pitch flexa-width head-width join-left "
+ "delta-pitch flexa-width head-width join-left join-left-amount "
"ligature-primitive-callback primitive thickness");