/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1997--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 1997--2015 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
#include "grob.hh"
#include <cstring>
+#include <set>
#include "align-interface.hh"
#include "axis-group-interface.hh"
#include "stencil.hh"
#include "stream-event.hh"
#include "system.hh"
+#include "unpure-pure-container.hh"
#include "warn.hh"
+#include "lily-imports.hh"
-#include "ly-smobs.icc"
Grob *
Grob::clone () const
{
/* FIXME: default should be no callback. */
- self_scm_ = SCM_EOL;
layout_ = 0;
original_ = 0;
interfaces_ = SCM_EOL;
}
}
- if (get_property_data ("X-extent") == SCM_EOL)
+ if (scm_is_null (get_property_data ("X-extent")))
set_property ("X-extent", Grob::stencil_width_proc);
- if (get_property_data ("Y-extent") == SCM_EOL)
- set_property ("Y-extent", Grob::stencil_height_proc);
+ if (scm_is_null (get_property_data ("Y-extent")))
+ set_property ("Y-extent",
+ Unpure_pure_container::make_smob (Grob::stencil_height_proc,
+ Grob::pure_stencil_height_proc));
+ if (scm_is_null (get_property_data ("vertical-skylines")))
+ set_property ("vertical-skylines",
+ Unpure_pure_container::make_smob (Grob::simple_vertical_skylines_from_extents_proc,
+ Grob::pure_simple_vertical_skylines_from_extents_proc));
+ if (scm_is_null (get_property_data ("horizontal-skylines")))
+ set_property ("horizontal-skylines",
+ Unpure_pure_container::make_smob (Grob::simple_horizontal_skylines_from_extents_proc,
+ Grob::pure_simple_horizontal_skylines_from_extents_proc));
}
Grob::Grob (Grob const &s)
- : dim_cache_ (s.dim_cache_)
+ : Smob<Grob> ()
{
original_ = (Grob *) & s;
- self_scm_ = SCM_EOL;
immutable_property_alist_ = s.immutable_property_alist_;
mutable_property_alist_ = SCM_EOL;
+
+ for (Axis a = X_AXIS; a < NO_AXES; incr (a))
+ dim_cache_ [a] = s.dim_cache_ [a];
+
interfaces_ = s.interfaces_;
object_alist_ = SCM_EOL;
return 0;
SCM stil = get_property ("stencil");
- return unsmob_stencil (stil);
+ return unsmob<Stencil> (stil);
}
Stencil
SCM stil = get_property ("stencil");
Stencil retval;
- if (Stencil *m = unsmob_stencil (stil))
+ if (Stencil *m = unsmob<Stencil> (stil))
{
retval = *m;
bool transparent = to_boolean (get_property ("transparent"));
+ /* Process whiteout before color and grob-cause to prevent colored */
+ /* whiteout background and larger file sizes with \pointAndClickOn. */
+ /* A grob has to be visible, otherwise the whiteout property has no effect. */
+ /* Calls the scheme procedure stencil-whiteout in scm/stencils.scm */
+ if (!transparent && (scm_is_number (get_property ("whiteout"))
+ || to_boolean (get_property ("whiteout"))))
+ {
+ Real line_thickness = layout ()->get_dimension (ly_symbol2scm ("line-thickness"));
+ retval = *unsmob<Stencil>
+ (Lily::stencil_whiteout (retval.smobbed_copy (),
+ get_property ("whiteout-style"),
+ get_property ("whiteout"),
+ scm_from_double (line_thickness)));
+ }
+
if (transparent)
retval = Stencil (m->extent_box (), SCM_EOL);
else
{
- SCM expr = m->expr ();
- expr = scm_list_3 (ly_symbol2scm ("grob-cause"),
- self_scm (), expr);
+ SCM expr = scm_list_3 (ly_symbol2scm ("grob-cause"),
+ self_scm (),
+ retval.expr ());
- retval = Stencil (m->extent_box (), expr);
+ retval = Stencil (retval.extent_box (), expr);
}
SCM rot = get_property ("rotation");
retval = Stencil (retval.extent_box (), expr);
}
- /* process whiteout */
- /* a grob has to be visible, otherwise the whiteout property has no effect */
- if (!transparent && to_boolean (get_property ("whiteout")))
+ SCM attributes = get_property ("output-attributes");
+ if (scm_is_pair (attributes))
{
- /* Call the scheme procedure stencil-whiteout in scm/stencils.scm */
- /* to add a round-filled-box stencil to the stencil list */
- retval
- = *unsmob_stencil (scm_call_1 (ly_lily_module_constant ("stencil-whiteout"),
- retval.smobbed_copy ()));
+ SCM expr = scm_list_3 (ly_symbol2scm ("output-attributes"),
+ attributes,
+ retval.expr ());
+
+ retval = Stencil (retval.extent_box (), expr);
}
+
}
return retval;
Grob::relative_coordinate (Grob const *refp, Axis a) const
{
/* eaa - hmmm, should we do a programming_error() here? */
- if ((this == NULL) || (refp == this))
+ if (refp == this)
return 0.0;
/* We catch PARENT_L_ == nil case with this, but we crash if we did
not ask for the absolute coordinate (ie. REFP == nil.) */
- Real off = get_offset (a);
- if (refp == dim_cache_[a].parent_)
- return off;
- off += dim_cache_[a].parent_->relative_coordinate (refp, a);
+ return get_offset (a) + parent_relative (refp, a);
+}
- return off;
+Real
+Grob::parent_relative (Grob const *refp, Axis a) const
+{
+ if (Grob *p = get_parent (a))
+ return p->relative_coordinate (refp, a);
+ return 0.0;
}
Real
if (Grob *p = get_parent (Y_AXIS))
{
Real trans = 0;
- if (Align_interface::has_interface (p) && !dim_cache_[Y_AXIS].offset_)
+ if (has_interface<Align_interface> (p) && !dim_cache_[Y_AXIS].offset_)
trans = Align_interface::get_pure_child_y_translation (p, this, start, end);
return off + trans + p->pure_relative_y_coordinate (refp, start, end);
UGH: can't fold next 2 statements together. Apparently GCC thinks
dim_cache_[a].offset_ is unaliased.
*/
- Real off = robust_scm2double (internal_get_property (sym), 0.0);
+ Real off = robust_scm2double (get_property (sym), 0.0);
if (me->dim_cache_[a].offset_)
{
*me->dim_cache_[a].offset_ += off;
/*
Order is significant: ?-extent may trigger suicide.
*/
- SCM ext_sym
- = (a == X_AXIS)
- ? ly_symbol2scm ("X-extent")
- : ly_symbol2scm ("Y-extent");
-
- SCM ext = internal_get_property (ext_sym);
+ SCM ext = (a == X_AXIS)
+ ? get_property ("X-extent")
+ : get_property ("Y-extent");
if (is_number_pair (ext))
real_ext.unite (ly_scm2interval (ext));
- SCM min_ext_sym
- = (a == X_AXIS)
- ? ly_symbol2scm ("minimum-X-extent")
- : ly_symbol2scm ("minimum-Y-extent");
- SCM min_ext = internal_get_property (min_ext_sym);
+ SCM min_ext = (a == X_AXIS)
+ ? get_property ("minimum-X-extent")
+ : get_property ("minimum-Y-extent");
if (is_number_pair (min_ext))
real_ext.unite (ly_scm2interval (min_ext));
((Grob *)this)->dim_cache_[a].extent_ = new Interval (real_ext);
}
- real_ext.translate (offset);
+ // We never want nan, so we avoid shifting infinite values.
+ if(!isinf (offset))
+ real_ext.translate(offset);
+ else
+ warning(_f ("ignored infinite %s-offset",
+ a == X_AXIS ? "X" : "Y"));
return real_ext;
}
Interval
-Grob::pure_height (Grob *refp, int start, int end)
+Grob::pure_y_extent (Grob *refp, int start, int end)
{
SCM iv_scm = get_pure_property ("Y-extent", start, end);
- Interval iv = robust_scm2interval (iv_scm, Interval (0, 0));
+ Interval iv = robust_scm2interval (iv_scm, Interval ());
Real offset = pure_relative_y_coordinate (refp, start, end);
SCM min_ext = get_property ("minimum-Y-extent");
Interval
Grob::maybe_pure_extent (Grob *refp, Axis a, bool pure, int start, int end)
{
- return (pure && a == Y_AXIS) ? pure_height (refp, start, end) : extent (refp, a);
+ return (pure && a == Y_AXIS) ? pure_y_extent (refp, start, end) : extent (refp, a);
}
Interval_t<int>
{
if (!g)
return maybe;
- if (Align_interface::has_interface (g))
+ if (has_interface<Align_interface> (g))
return get_maybe_root_vertical_alignment (g->get_parent (Y_AXIS), g);
return get_maybe_root_vertical_alignment (g->get_parent (Y_AXIS), maybe);
{
if (!g)
return 0;
- if (Axis_group_interface::has_interface (g)
- && Align_interface::has_interface (g->get_parent (Y_AXIS)))
+ if (!g->get_parent (Y_AXIS))
+ return 0;
+ if (has_interface<Axis_group_interface> (g)
+ && has_interface<Align_interface> (g->get_parent (Y_AXIS)))
return g;
return get_vertical_axis_group (g->get_parent (Y_AXIS));
Grob::internal_vertical_less (Grob *g1, Grob *g2, bool pure)
{
Grob *vag = get_root_vertical_alignment (g1);
- if (!vag)
- return false;
if (!vag)
{
g1->programming_error ("grob does not belong to a VerticalAlignment?");
return false;
}
+
Grob *ag1 = get_vertical_axis_group (g1);
Grob *ag2 = get_vertical_axis_group (g2);
MESSAGES
****************************************************************/
void
-Grob::programming_error (string s) const
+Grob::programming_error (const string &s) const
{
SCM cause = self_scm ();
- while (Grob *g = unsmob_grob (cause))
+ while (Grob *g = unsmob<Grob> (cause))
cause = g->get_property ("cause");
/* ES TODO: cause can't be Music*/
- if (Music *m = unsmob_music (cause))
+ if (Music *m = unsmob<Music> (cause))
m->origin ()->programming_error (s);
- else if (Stream_event *ev = unsmob_stream_event (cause))
+ else if (Stream_event *ev = unsmob<Stream_event> (cause))
ev->origin ()->programming_error (s);
else
::programming_error (s);
}
void
-Grob::warning (string s) const
+Grob::warning (const string &s) const
{
SCM cause = self_scm ();
- while (Grob *g = unsmob_grob (cause))
+ while (Grob *g = unsmob<Grob> (cause))
cause = g->get_property ("cause");
/* ES TODO: cause can't be Music*/
- if (Music *m = unsmob_music (cause))
+ if (Music *m = unsmob<Music> (cause))
m->origin ()->warning (s);
- else if (Stream_event *ev = unsmob_stream_event (cause))
+ else if (Stream_event *ev = unsmob<Stream_event> (cause))
ev->origin ()->warning (s);
else
::warning (s);
SCM meta = get_property ("meta");
SCM nm = scm_assq (ly_symbol2scm ("name"), meta);
nm = (scm_is_pair (nm)) ? scm_cdr (nm) : SCM_EOL;
- return scm_is_symbol (nm) ? ly_symbol2string (nm) : this->class_name ();
+ return scm_is_symbol (nm) ? ly_symbol2string (nm) : class_name ();
}
ADD_INTERFACE (Grob,
"cause "
"color "
"cross-staff "
- "extra-X-extent "
- "extra-Y-extent "
"extra-offset "
+ "footnote-music "
"forced-spacing "
+ "horizontal-skylines "
+ "id "
"interfaces "
"layer "
"meta "
"minimum-X-extent "
"minimum-Y-extent "
- "outside-staff-horizontal-padding "
- "outside-staff-padding "
- "outside-staff-priority "
+ "output-attributes "
+ "parenthesis-friends "
"pure-Y-offset-in-progress "
"rotation "
+ "skyline-horizontal-padding "
"springs-and-rods "
"staff-symbol "
"stencil "
"transparent "
+ "vertical-skylines "
"whiteout "
+ "whiteout-style "
);
/****************************************************************
SCM
Grob::stencil_height (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = unsmob<Grob> (smob);
return grob_stencil_extent (me, Y_AXIS);
}
+MAKE_SCHEME_CALLBACK (Grob, pure_stencil_height, 3);
+SCM
+Grob::pure_stencil_height (SCM smob, SCM /* beg */, SCM /* end */)
+{
+ Grob *me = unsmob<Grob> (smob);
+ if (unsmob<Stencil> (me->get_property_data ("stencil")))
+ return grob_stencil_extent (me, Y_AXIS);
+
+ return ly_interval2scm (Interval ());
+
+}
+
MAKE_SCHEME_CALLBACK (Grob, y_parent_positioning, 1);
SCM
Grob::y_parent_positioning (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = unsmob<Grob> (smob);
Grob *par = me->get_parent (Y_AXIS);
if (par)
(void) par->get_property ("positioning-done");
SCM
Grob::x_parent_positioning (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = unsmob<Grob> (smob);
Grob *par = me->get_parent (X_AXIS);
if (par)
SCM
Grob::stencil_width (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = unsmob<Grob> (smob);
return grob_stencil_extent (me, X_AXIS);
}
common_refpoint_of_list (SCM elist, Grob *common, Axis a)
{
for (; scm_is_pair (elist); elist = scm_cdr (elist))
- if (Grob *s = unsmob_grob (scm_car (elist)))
+ if (Grob *s = unsmob<Grob> (scm_car (elist)))
{
if (common)
common = common->common_refpoint (s, a);
return common;
}
+Grob *
+common_refpoint_of_array (set<Grob *> const &arr, Grob *common, Axis a)
+{
+ set<Grob *>::iterator it;
+
+ for (it = arr.begin (); it != arr.end (); it++)
+ if (common)
+ common = common->common_refpoint (*it, a);
+ else
+ common = *it;
+
+ return common;
+}
+
Interval
robust_relative_extent (Grob *me, Grob *refpoint, Axis a)
{
bool
Grob::check_cross_staff (Grob *commony)
{
- if (Align_interface::has_interface (commony))
+ if (has_interface<Align_interface> (commony))
return true;
for (Grob *g = this; g && g != commony; g = g->get_parent (Y_AXIS))
- if (Align_interface::has_interface (g))
+ if (has_interface<Align_interface> (g))
return true;
return false;
}
+static
+bool
+indirect_less (Grob **a, Grob **b)
+{
+ // Use original order as tie breaker. That gives us a stable sort
+ // at the lower price tag of an unstable one, and we want a stable
+ // sort in order to reliably retain the first instance of a grob
+ // pointer.
+ return *a < *b || (*a == *b && a < b);
+}
+
+static
+bool
+indirect_eq (Grob **a, Grob **b)
+{
+ return *a == *b;
+}
+
+static
+bool
+direct_less (Grob **a, Grob **b)
+{
+ return a < b;
+}
+
+// uniquify uniquifies on the memory addresses of the Grobs, but then
+// uses the original order. This makes results independent from the
+// memory allocation of Grobs.
+
+void
+uniquify (vector <Grob *> & grobs)
+{
+ vector <Grob **> vec (grobs.size ());
+ for (vsize i = 0; i < grobs.size (); i++)
+ vec[i] = &grobs[i];
+ vector_sort (vec, indirect_less);
+ vec.erase (unique (vec.begin (), vec.end (), indirect_eq), vec.end ());
+ vector_sort (vec, direct_less);
+
+ // Since the output is a sorted copy of the input with some elements
+ // removed, we can fill in the vector in-place if we do it starting
+ // from the front.
+ for (vsize i = 0; i < vec.size (); i++)
+ grobs[i] = *vec[i];
+ grobs.erase (grobs.begin () + vec.size (), grobs.end ());
+ return;
+}