X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;ds=sidebyside;f=lily%2Ftext-spanner.cc;h=e98ae0f7dfa9afcd81c412e9c08ba504b87f5d07;hb=3ee551fa4f2a2c3736a06f9f85f29b9f7bd89818;hp=994019c76f8170323d0f41048648919aed00b9d6;hpb=5909b455a9173f6117086835c5e5a282f8fd31f8;p=lilypond.git diff --git a/lily/text-spanner.cc b/lily/text-spanner.cc index 994019c76f..e98ae0f7df 100644 --- a/lily/text-spanner.cc +++ b/lily/text-spanner.cc @@ -3,19 +3,19 @@ source file of the GNU LilyPond music typesetter - (c) 2000--2003 Jan Nieuwenhuizen + (c) 2000--2007 Jan Nieuwenhuizen - Revised over good by Han-Wen. + Revised over good by Han-Wen. */ -#include "molecule.hh" -#include "text-item.hh" #include "text-spanner.hh" + +#include "text-interface.hh" #include "line-spanner.hh" #include "spanner.hh" #include "font-interface.hh" #include "dimensions.hh" -#include "paper-def.hh" +#include "output-def.hh" #include "warn.hh" #include "paper-column.hh" #include "staff-symbol-referencer.hh" @@ -28,24 +28,24 @@ - more texts/positions */ -MAKE_SCHEME_CALLBACK (Text_spanner, brew_molecule, 1); +MAKE_SCHEME_CALLBACK (Text_spanner, print, 1); /* TODO: this function is too long */ SCM -Text_spanner::brew_molecule (SCM smob) +Text_spanner::print (SCM smob) { - Grob *me= unsmob_grob (smob); - Spanner *spanner = dynamic_cast (me); - - /* Ugh, must be same as Hairpin::brew_molecule. */ + Grob *me = unsmob_grob (smob); + Spanner *spanner = dynamic_cast (me); + + /* Ugh, must be same as Hairpin::print. */ Grob *common = spanner->get_bound (LEFT)->common_refpoint (spanner->get_bound (RIGHT), X_AXIS); - Paper_def * paper = me->get_paper(); + Output_def *layout = me->layout (); - SCM flare = me->get_grob_property ("bracket-flare"); - SCM shorten = me->get_grob_property ("shorten-pair"); + SCM flare = me->get_property ("bracket-flare"); + SCM shorten = me->get_property ("shorten-pair"); Interval span_points; Drul_array broken; @@ -63,98 +63,116 @@ Text_spanner::brew_molecule (SCM smob) span_points[d] = b->relative_coordinate (common, X_AXIS); } else - { - bool encl = to_boolean (me->get_grob_property ("enclose-bounds")); - span_points[d] = b->extent (common, X_AXIS)[encl ? d : -d]; - - if (is_number_pair (shorten)) - span_points -= d * gh_scm2double (index_get_cell (shorten, d)); - } - + { + Real encl = robust_scm2double (me->get_property ("enclose-bounds"), 0.0); + Interval ext = b->extent (common, X_AXIS); + + span_points[d] + = robust_relative_extent (b, common, X_AXIS).linear_combination (d * encl); + + if (is_number_pair (shorten)) + span_points -= d * scm_to_double (index_get_cell (shorten, d)); + } + if (is_number_pair (flare)) - span_points -= d * gh_scm2double (index_get_cell (flare, d)); + span_points -= d * scm_to_double (index_get_cell (flare, d)); } while (flip (&d) != LEFT); - - SCM properties = Font_interface::font_alist_chain (me); - SCM edge_text = me->get_grob_property ("edge-text"); - Drul_array edge; - if (gh_pair_p (edge_text)) + SCM properties = Font_interface::text_font_alist_chain (me); + SCM edge_text = me->get_property ("edge-text"); + Drul_array edge; + if (scm_is_pair (edge_text)) { Direction d = LEFT; do { - if (!to_boolean (me->get_grob_property ("text-repeat-if-broken")) - && broken[d]) + if (broken[d]) continue; - + SCM text = index_get_cell (edge_text, d); - if (Text_item::markup_p (text)) - edge[d] = *unsmob_molecule (Text_item::interpret_markup (paper->self_scm (), properties, text)); - + if (Text_interface::is_markup (text)) + edge[d] = *unsmob_stencil (Text_interface::interpret_markup (layout->self_scm (), properties, text)); + if (!edge[d].is_empty ()) edge[d].align_to (Y_AXIS, CENTER); } while (flip (&d) != LEFT); } - - Drul_array edge_height = robust_scm2interval (me->get_grob_property ("edge-height"), + + Drul_array edge_height = robust_scm2interval (me->get_property ("edge-height"), Interval (0.0, 0.0)); - Drul_array edge_line; - { - Direction d = LEFT; - int dir = to_dir (me->get_grob_property ("direction")); - do - { - if (broken[d]) - continue; - - Real dx = 0.0; - if (is_number_pair (flare)) - dx = gh_scm2double (index_get_cell (flare, d)) * d; - - Real dy = - dir * edge_height[d] ; - if (dy) - edge_line[d] = Line_spanner::line_molecule (me, Offset(0,0), Offset (dx, dy)); - } - while (flip (&d) != LEFT); - } - - Molecule m; + Drul_array edge_line; + { + Direction d = LEFT; + int dir = to_dir (me->get_property ("direction")); + do + { + if (broken[d]) + continue; + + Real dx = 0.0; + if (is_number_pair (flare)) + dx = scm_to_double (index_get_cell (flare, d)) * d; + + Real dy = -dir * edge_height[d]; + if (dy) + edge_line[d] = Line_spanner::line_stencil (me, Offset (0, 0), Offset (dx, dy)); + } + while (flip (&d) != LEFT); + } + + Stencil m; do { Interval ext = edge[d].extent (X_AXIS); if (!ext.is_empty ()) { + Real pad = robust_scm2double (me->get_property ("bound-padding"), 0.0); edge[d].translate_axis (span_points[d], X_AXIS); - m.add_molecule (edge[d]); - span_points[d] += -d * ext[-d]; + m.add_stencil (edge[d]); + span_points[d] += -d * (ext[-d] + pad); } } while (flip (&d) != LEFT); + do { - if (d* span_points[d] > d * edge[-d].extent(X_AXIS)[d]) + if (d * span_points[d] > d * edge[-d].extent (X_AXIS)[d]) { edge_line[d].translate_axis (span_points[d], X_AXIS); - m.add_molecule (edge_line[d]); + m.add_stencil (edge_line[d]); } } while (flip (&d) != LEFT); - if (!span_points.is_empty ()) + + if (!span_points.is_empty () + && span_points.length () > robust_scm2double (me->get_property ("dash-period"), 0.0)) { - Molecule l =Line_spanner::line_molecule (me, Offset (span_points[LEFT], 0), - Offset (span_points[RIGHT], 0)); - m.add_molecule (l); + Stencil l = Line_spanner::line_stencil (me, + Offset (span_points[LEFT], 0), + Offset (span_points[RIGHT], 0)); + m.add_stencil (l); } m.translate_axis (- me->relative_coordinate (common, X_AXIS), X_AXIS); return m.smobbed_copy (); } -ADD_INTERFACE (Text_spanner,"text-spanner-interface", +ADD_INTERFACE (Text_spanner, + "generic text spanner", - "text-repeat-if-broken dash-period if-text-padding dash-fraction edge-height bracket-flare edge-text shorten-pair style thickness enclose-bounds"); + + "bound-padding " + "bracket-flare " + "dash-fraction " + "dash-period " + "edge-height " + "edge-text " + "enclose-bounds " + "shorten-pair " + "style " + "thickness " + );