X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftuplet-bracket.cc;h=f4b4456812d0c45130a446d894cba119be12903f;hb=9e781b7dc83b60a543ce218aa1a5f139f74c760f;hp=4edf3f3ba639425f438d458fe7cf476a208e93eb;hpb=7f3f0083f89d87c5ed0422858e9648fc759e98a4;p=lilypond.git diff --git a/lily/tuplet-bracket.cc b/lily/tuplet-bracket.cc index 4edf3f3ba6..f4b4456812 100644 --- a/lily/tuplet-bracket.cc +++ b/lily/tuplet-bracket.cc @@ -1,10 +1,21 @@ /* - tuplet-bracket.cc -- implement Tuplet_bracket + This file is part of LilyPond, the GNU music typesetter. - source file of the GNU LilyPond music typesetter - - (c) 1997--2008 Jan Nieuwenhuizen + Copyright (C) 1997--2014 Jan Nieuwenhuizen Han-Wen Nienhuys + + LilyPond is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + LilyPond is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with LilyPond. If not, see . */ /* @@ -29,8 +40,8 @@ todo: handle breaking elegantly. */ - #include "tuplet-bracket.hh" +#include "axis-group-interface.hh" #include "line-interface.hh" #include "beam.hh" #include "warn.hh" @@ -41,6 +52,7 @@ #include "note-column.hh" #include "pointer-group-interface.hh" #include "directional-element-interface.hh" +#include "skyline.hh" #include "spanner.hh" #include "staff-symbol-referencer.hh" #include "lookup.hh" @@ -60,48 +72,45 @@ get_x_bound_item (Grob *me_grob, Direction hdir, Direction my_dir) return g; } - void -flatten_number_pair_property (Grob *me, - Direction xdir, SCM sym) +flatten_number_pair_property (Grob *me, Direction xdir, SCM sym) { Drul_array zero (0, 0); Drul_array pair = robust_scm2drul (me->internal_get_property (sym), zero); pair[xdir] = 0.0; - + me->set_property (sym, ly_interval2scm (pair)); } - /* Return beam that encompasses the span of the tuplet bracket. */ Grob * -Tuplet_bracket::parallel_beam (Grob *me_grob, vector const &cols, - bool *equally_long) +Tuplet_bracket::parallel_beam (Grob *me_grob, vector const &cols, + bool *equally_long) { Spanner *me = dynamic_cast (me_grob); - if (me->get_bound (LEFT)->break_status_dir () - || me->get_bound (RIGHT)->break_status_dir ()) + Item *left = me->get_bound (LEFT); + Item *right = me->get_bound (RIGHT); + if (!left || left->break_status_dir () + || !right || right->break_status_dir ()) return 0; - Drul_array stems (Note_column::get_stem (cols[0]), - Note_column::get_stem (cols.back ())); + Drul_array stems (Note_column::get_stem (cols[0]), + Note_column::get_stem (cols.back ())); if (!stems[RIGHT] || !stems[LEFT] - || (dynamic_cast (stems[RIGHT])->get_column () - != me->get_bound (RIGHT)->get_column ())) + || (dynamic_cast (stems[RIGHT])->get_column () + != me->get_bound (RIGHT)->get_column ())) return 0; - Drul_array beams; - Direction d = LEFT; - do { + Drul_array beams; + for (LEFT_and_RIGHT (d)) beams[d] = stems[d] ? Stem::get_beam (stems[d]) : 0; - } while (flip (&d) != LEFT); - + *equally_long = false; if (! (beams[LEFT] && (beams[LEFT] == beams[RIGHT]) && !me->is_broken ())) return 0; @@ -114,85 +123,70 @@ Tuplet_bracket::parallel_beam (Grob *me_grob, vector const &cols, return 0; } - *equally_long = - (beam_stems[0] == stems[LEFT] - && beam_stems.back () == stems[RIGHT]); + *equally_long + = (beam_stems[0] == stems[LEFT] + && beam_stems.back () == stems[RIGHT]); return beams[LEFT]; } - -MAKE_SCHEME_CALLBACK (Tuplet_bracket, calc_connect_to_neighbors,1); +MAKE_SCHEME_CALLBACK (Tuplet_bracket, calc_connect_to_neighbors, 1); SCM Tuplet_bracket::calc_connect_to_neighbors (SCM smob) { Spanner *me = unsmob_spanner (smob); - Direction dir = get_grob_direction (me); + Direction dir = get_grob_direction (me); Drul_array bounds (get_x_bound_item (me, LEFT, dir), - get_x_bound_item (me, RIGHT, dir)); - + get_x_bound_item (me, RIGHT, dir)); + Drul_array connect_to_other (false, false); - Direction d = LEFT; - do + for (LEFT_and_RIGHT (d)) { Direction break_dir = bounds[d]->break_status_dir (); - Spanner *orig_spanner = dynamic_cast (me->original ()); + Spanner *orig_spanner = dynamic_cast (me->original ()); vsize neighbor_idx = me->get_break_index () - break_dir; if (break_dir - && d == RIGHT - && neighbor_idx < orig_spanner->broken_intos_.size ()) - { - Grob *neighbor = orig_spanner->broken_intos_[neighbor_idx]; + && d == RIGHT + && neighbor_idx < orig_spanner->broken_intos_.size ()) + { + Grob *neighbor = orig_spanner->broken_intos_[neighbor_idx]; - /* trigger possible suicide*/ - (void) neighbor->get_property ("positions"); - } + /* trigger possible suicide*/ + (void) neighbor->get_property ("positions"); + } connect_to_other[d] - = (break_dir - && neighbor_idx < orig_spanner->broken_intos_.size () - && orig_spanner->broken_intos_[neighbor_idx]->is_live ()); + = (break_dir + && neighbor_idx < orig_spanner->broken_intos_.size () + && orig_spanner->broken_intos_[neighbor_idx]->is_live ()); } - while (flip (&d) != LEFT); - if (connect_to_other[LEFT] || connect_to_other[RIGHT]) return scm_cons (scm_from_bool (connect_to_other[LEFT]), - scm_from_bool (connect_to_other[RIGHT])); - + scm_from_bool (connect_to_other[RIGHT])); + return SCM_EOL; } -Grob* +Grob * Tuplet_bracket::get_common_x (Spanner *me) { extract_grob_set (me, "note-columns", columns); - Grob * commonx = common_refpoint_of_array (columns, me, X_AXIS); + Grob *commonx = common_refpoint_of_array (columns, me, X_AXIS); commonx = commonx->common_refpoint (me->get_bound (LEFT), X_AXIS); commonx = commonx->common_refpoint (me->get_bound (RIGHT), X_AXIS); return commonx; } - -MAKE_SCHEME_CALLBACK (Tuplet_bracket, calc_control_points,1) + +MAKE_SCHEME_CALLBACK (Tuplet_bracket, calc_x_positions, 1) SCM -Tuplet_bracket::calc_control_points (SCM smob) +Tuplet_bracket::calc_x_positions (SCM smob) { Spanner *me = unsmob_spanner (smob); - extract_grob_set (me, "note-columns", columns); - SCM scm_positions = me->get_property ("positions"); - if (!me->is_live ()) - return SCM_EOL; - - if (!scm_is_pair (scm_positions)) - programming_error ("Positions should be number pair"); - - Drul_array positions - = robust_scm2drul (scm_positions, Drul_array (0,0)); - Grob *commonx = get_common_x (me); Direction dir = get_grob_direction (me); @@ -200,60 +194,55 @@ Tuplet_bracket::calc_control_points (SCM smob) bounds[LEFT] = get_x_bound_item (me, LEFT, dir); bounds[RIGHT] = get_x_bound_item (me, RIGHT, dir); - Drul_array connect_to_other = - robust_scm2booldrul (me->get_property ("connect-to-neighbor"), - Drul_array (false, false)); - - + Drul_array connect_to_other + = robust_scm2booldrul (me->get_property ("connect-to-neighbor"), + Drul_array (false, false)); + Interval x_span; - Direction d = LEFT; - do + for (LEFT_and_RIGHT (d)) { - x_span[d] = robust_relative_extent (bounds[d], commonx, X_AXIS)[d]; + x_span[d] = Axis_group_interface::generic_bound_extent (bounds[d], commonx, X_AXIS)[d]; if (connect_to_other[d]) - { - Interval overshoot (robust_scm2drul (me->get_property ("break-overshoot"), - Interval (-0.5, 0.0))); - - if (d == RIGHT) - x_span[d] += d * overshoot[d]; - else - x_span[d] = robust_relative_extent (bounds[d], commonx, X_AXIS)[RIGHT] - - overshoot[LEFT]; - } - + { + Interval overshoot (robust_scm2drul (me->get_property ("break-overshoot"), + Interval (-0.5, 0.0))); + + if (d == RIGHT) + x_span[d] += d * overshoot[d]; + else + x_span[d] = (bounds[d]->break_status_dir () + ? Axis_group_interface::generic_bound_extent (bounds[d], commonx, X_AXIS)[-d] + : robust_relative_extent (bounds[d], commonx, X_AXIS)[-d]) + - overshoot[LEFT]; + } + else if (d == RIGHT - && (columns.empty () - || (bounds[d]->get_column () - != dynamic_cast (columns.back ())->get_column ()))) - { - /* - We're connecting to a column, for the last bit of a broken - fullLength bracket. - */ - Real padding = - robust_scm2double(me->get_property("full-length-padding"), 1.0); - - if (bounds[d]->break_status_dir ()) - padding = 0.0; - - Real coord = bounds[d]->relative_coordinate(commonx, X_AXIS); - if (to_boolean (me->get_property ("full-length-to-extent"))) - coord = robust_relative_extent(bounds[d], commonx, X_AXIS)[LEFT]; - - coord = max (coord, x_span[LEFT]); - - x_span[d] = coord - padding; - } + && (columns.empty () + || (bounds[d]->get_column () + != dynamic_cast (columns.back ())->get_column ()))) + { + /* + We're connecting to a column, for the last bit of a broken + fullLength bracket. + */ + Real padding + = robust_scm2double (me->get_property ("full-length-padding"), 1.0); + + if (bounds[d]->break_status_dir ()) + padding = 0.0; + + Real coord = bounds[d]->relative_coordinate (commonx, X_AXIS); + if (to_boolean (me->get_property ("full-length-to-extent"))) + coord = robust_relative_extent (bounds[d], commonx, X_AXIS)[LEFT]; + + coord = max (coord, x_span[LEFT]); + + x_span[d] = coord - padding; + } } - while (flip (&d) != LEFT); - - - x_span -= me->get_bound (LEFT)->relative_coordinate (commonx, X_AXIS); - return scm_list_2 (ly_offset2scm (Offset (x_span[LEFT], positions[LEFT])), - ly_offset2scm (Offset (x_span[RIGHT], positions[RIGHT]))); + return ly_interval2scm (x_span - me->get_bound (LEFT)->relative_coordinate (commonx, X_AXIS)); } /* @@ -272,57 +261,65 @@ Tuplet_bracket::print (SCM smob) extract_grob_set (me, "note-columns", columns); bool equally_long = false; Grob *par_beam = parallel_beam (me, columns, &equally_long); - - bool bracket_visibility = !(par_beam && equally_long); + + bool bracket_visibility = !(par_beam && equally_long); // Flag, print/don't print tuplet bracket. /* - Fixme: the type of this prop is sucky. + FIXME: The type of this prop is sucky. */ - SCM bracket = me->get_property ("bracket-visibility"); - if (scm_is_bool (bracket)) - bracket_visibility = ly_scm2bool (bracket); - else if (bracket == ly_symbol2scm ("if-no-beam")) + SCM bracket_vis_prop = me->get_property ("bracket-visibility"); + bool bracket_prop = ly_scm2bool (bracket_vis_prop); // Flag, user has set bracket-visibility prop. + bool bracket = (bracket_vis_prop == ly_symbol2scm ("if-no-beam")); + if (scm_is_bool (bracket_vis_prop)) + bracket_visibility = bracket_prop; + else if (bracket) bracket_visibility = !par_beam; - - /* Don't print a tuplet bracket and number if no control-points were calculated */ - SCM cpoints = me->get_property ("control-points"); - if (scm_ilength (cpoints) < 2) + + /* + Don't print a tuplet bracket and number if + no X or Y positions were calculated. + */ + SCM scm_x_span = me->get_property ("X-positions"); + SCM scm_positions = me->get_property ("positions"); + if (!scm_is_pair (scm_x_span) || !scm_is_pair (scm_positions)) { me->suicide (); return SCM_EOL; } /* if the tuplet does not span any time, i.e. a single-note tuplet, hide - the bracket, but still let the number be displayed */ - if (robust_scm2moment (me->get_bound (LEFT)->get_column ()->get_property ("when"), Moment (0)) - == robust_scm2moment (me->get_bound (RIGHT)->get_column ()->get_property ("when"), Moment (0))) - { - bracket_visibility = false; - } - + the bracket, but still let the number be displayed. + Only do this if the user has not explicitly specified bracket-visibility = #t. + */ + if (!to_boolean (bracket_vis_prop) + && (robust_scm2moment (me->get_bound (LEFT)->get_column ()->get_property ("when"), Moment (0)) + == robust_scm2moment (me->get_bound (RIGHT)->get_column ()->get_property ("when"), Moment (0)))) + bracket_visibility = false; + + Interval x_span = robust_scm2interval (scm_x_span, Interval (0.0, 0.0)); + Interval positions = robust_scm2interval (scm_positions, Interval (0.0, 0.0)); + Drul_array points; - points[LEFT] = ly_scm2offset (scm_car (cpoints)); - points[RIGHT] = ly_scm2offset (scm_cadr (cpoints)); - - Interval x_span (points[LEFT][X_AXIS], points[RIGHT][X_AXIS]); - Drul_array positions (points[LEFT][Y_AXIS], points[RIGHT][Y_AXIS]); + for (LEFT_and_RIGHT (d)) + points[d] = Offset (x_span[d], positions[d]); Output_def *pap = me->layout (); Grob *number_grob = unsmob_grob (me->get_object ("tuplet-number")); - + /* - No bracket when it would be smaller than the number. + Don't print the bracket when it would be smaller than the number. + ...Unless the user has coded bracket-visibility = #t, that is. */ Real gap = 0.; if (bracket_visibility && number_grob) { Interval ext = number_grob->extent (number_grob, X_AXIS); if (!ext.is_empty ()) - { - gap = ext.length () + 1.0; - - if (0.75 * x_span.length () < gap) - bracket_visibility = false; - } + { + gap = ext.length () + 1.0; + + if ((0.75 * x_span.length () < gap) && !bracket_prop) + bracket_visibility = false; + } } if (bracket_visibility) @@ -330,68 +327,67 @@ Tuplet_bracket::print (SCM smob) Drul_array zero (0, 0); Real ss = Staff_symbol_referencer::staff_space (me); Drul_array height - = robust_scm2drul (me->get_property ("edge-height"), zero); + = robust_scm2drul (me->get_property ("edge-height"), zero); Drul_array flare - = robust_scm2drul (me->get_property ("bracket-flare"), zero); + = robust_scm2drul (me->get_property ("bracket-flare"), zero); Drul_array shorten - = robust_scm2drul (me->get_property ("shorten-pair"), zero); + = robust_scm2drul (me->get_property ("shorten-pair"), zero); Drul_array edge_stencils; Direction dir = get_grob_direction (me); - + scale_drul (&height, -ss * dir); scale_drul (&flare, ss); scale_drul (&shorten, ss); - Drul_array connect_to_other = - robust_scm2booldrul (me->get_property ("connect-to-neighbor"), - Drul_array (false, false)); - - Direction d = LEFT; - do - { - if (connect_to_other[d]) - { - height[d] = 0.0; - flare[d] = 0.0; - shorten[d] = 0.0; - - SCM edge_text = me->get_property ("edge-text"); - - if (scm_is_pair (edge_text)) - { - SCM properties = Font_interface::text_font_alist_chain (me); - SCM text = index_get_cell (edge_text, d); - if (Text_interface::is_markup (text)) - { - SCM t = Text_interface::interpret_markup (pap->self_scm (), - properties, text); - - Stencil *edge_text = unsmob_stencil (t); - edge_text->translate_axis (x_span[d] - x_span[LEFT], X_AXIS); - edge_stencils[d] = *edge_text; - } - } - } - } - while (flip (&d) != LEFT); + Drul_array connect_to_other + = robust_scm2booldrul (me->get_property ("connect-to-neighbor"), + Drul_array (false, false)); + + for (LEFT_and_RIGHT (d)) + { + if (connect_to_other[d]) + { + height[d] = 0.0; + flare[d] = 0.0; + shorten[d] = 0.0; + + SCM edge_text = me->get_property ("edge-text"); + + if (scm_is_pair (edge_text)) + { + SCM properties = Font_interface::text_font_alist_chain (me); + SCM text = index_get_cell (edge_text, d); + if (Text_interface::is_markup (text)) + { + SCM t + = Text_interface::interpret_markup (pap->self_scm (), + properties, text); + + Stencil *edge_text = unsmob_stencil (t); + edge_text->translate_axis (x_span[d] - x_span[LEFT], + X_AXIS); + edge_stencils[d] = *edge_text; + } + } + } + } Stencil brack = make_bracket (me, Y_AXIS, - points[RIGHT] - points[LEFT], - height, - /* - 0.1 = more space at right due to italics - TODO: use italic correction of font. - */ - Interval (-0.5, 0.5) * gap + 0.1, - flare, shorten); - - do - { - if (!edge_stencils[d].is_empty ()) - brack.add_stencil (edge_stencils[d]); - } - while (flip (&d) != LEFT); + points[RIGHT] - points[LEFT], + height, + /* + 0.1 = more space at right due to italics + TODO: use italic correction of font. + */ + Interval (-0.5, 0.5) * gap + 0.1, + flare, shorten); + + for (LEFT_and_RIGHT (d)) + { + if (!edge_stencils[d].is_empty ()) + brack.add_stencil (edge_stencils[d]); + } mol.add_stencil (brack); } @@ -408,60 +404,54 @@ Tuplet_bracket::print (SCM smob) */ Stencil Tuplet_bracket::make_bracket (Grob *me, // for line properties. - Axis protusion_axis, - Offset dz, - Drul_array height, - Interval gap, - Drul_array flare, - Drul_array shorten) + Axis protrusion_axis, + Offset dz, + Drul_array height, + Interval gap, + Drul_array flare, + Drul_array shorten) { Drul_array corners (Offset (0, 0), dz); Real length = dz.length (); Drul_array gap_corners; - Axis bracket_axis = other_axis (protusion_axis); + Axis bracket_axis = other_axis (protrusion_axis); Drul_array straight_corners = corners; - Direction d = LEFT; - do + for (LEFT_and_RIGHT (d)) straight_corners[d] += -d * shorten[d] / length * dz; - while (flip (&d) != LEFT); if (!gap.is_empty ()) { - do - gap_corners[d] = (dz * 0.5) + gap[d] / length * dz; - while (flip (&d) != LEFT); + for (LEFT_and_RIGHT (d)) + gap_corners[d] = (dz * 0.5) + gap[d] / length * dz; } Drul_array flare_corners = straight_corners; - do + for (LEFT_and_RIGHT (d)) { flare_corners[d][bracket_axis] = straight_corners[d][bracket_axis]; - flare_corners[d][protusion_axis] += height[d]; + flare_corners[d][protrusion_axis] += height[d]; straight_corners[d][bracket_axis] += -d * flare[d]; } - while (flip (&d) != LEFT); Stencil m; - do + for (LEFT_and_RIGHT (d)) { if (!gap.is_empty ()) - m.add_stencil (Line_interface::line (me, straight_corners[d], - gap_corners[d])); + m.add_stencil (Line_interface::line (me, straight_corners[d], + gap_corners[d])); m.add_stencil (Line_interface::line (me, straight_corners[d], - flare_corners[d])); + flare_corners[d])); } - while (flip (&d) != LEFT); - if (gap.is_empty ()) m.add_stencil (Line_interface::line (me, straight_corners[LEFT], - straight_corners[RIGHT])); - + straight_corners[RIGHT])); + return m; } @@ -474,7 +464,7 @@ Tuplet_bracket::get_bounds (Grob *me, Grob **left, Grob **right) l++; vsize r = columns.size (); - while (r > l && Note_column::has_rests (columns[r-1])) + while (r > l && Note_column::has_rests (columns[r - 1])) r--; *left = *right = 0; @@ -482,7 +472,7 @@ Tuplet_bracket::get_bounds (Grob *me, Grob **left, Grob **right) if (l < r) { *left = columns[l]; - *right = columns[r-1]; + *right = columns[r - 1]; } } @@ -515,25 +505,25 @@ Tuplet_bracket::calc_position_and_height (Grob *me_grob, Real *offset, Real *dy) if (st && !to_boolean (me->get_property ("cross-staff"))) { Real pad = robust_scm2double (me->get_property ("staff-padding"), -1.0); - if (pad >= 0.0) - { - staff = st->extent (commony, Y_AXIS) - my_offset; - staff.widen (pad); - } + if (pad >= 0.0) + { + staff = st->extent (commony, Y_AXIS) - my_offset; + staff.widen (pad); + } } - + Direction dir = get_grob_direction (me); bool equally_long = false; Grob *par_beam = parallel_beam (me, columns, &equally_long); - + Item *lgr = get_x_bound_item (me, LEFT, dir); Item *rgr = get_x_bound_item (me, RIGHT, dir); Real x0 = robust_relative_extent (lgr, commonx, X_AXIS)[LEFT]; Real x1 = robust_relative_extent (rgr, commonx, X_AXIS)[RIGHT]; bool follow_beam = par_beam - && get_grob_direction (par_beam) == dir - && ! to_boolean (par_beam->get_property ("knee")); + && get_grob_direction (par_beam) == dir + && !to_boolean (par_beam->get_property ("knee")); vector points; if (columns.size () @@ -541,64 +531,64 @@ Tuplet_bracket::calc_position_and_height (Grob *me_grob, Real *offset, Real *dy) && Note_column::get_stem (columns[0]) && Note_column::get_stem (columns.back ())) { - /* - trigger set_stem_ends - */ - (void) par_beam->get_property ("quantized-positions"); - Drul_array stems (Note_column::get_stem (columns[0]), - Note_column::get_stem (columns.back ())); - - Real ss = 0.5 * Staff_symbol_referencer::staff_space (me); - Real lp = ss * robust_scm2double (stems[LEFT]->get_property ("stem-end-position"), 0.0) - + stems[LEFT]->get_parent (Y_AXIS)->relative_coordinate (commony, Y_AXIS); - Real rp = ss * robust_scm2double (stems[RIGHT]->get_property ("stem-end-position"), 0.0) - + stems[RIGHT]->get_parent (Y_AXIS)->relative_coordinate (commony, Y_AXIS); - - *dy = rp - lp; - points.push_back (Offset (stems[LEFT]->relative_coordinate (commonx, X_AXIS) - x0, lp)); - points.push_back (Offset (stems[RIGHT]->relative_coordinate (commonx, X_AXIS) - x0, rp)); + Note_column::get_stem (columns.back ())); + + Interval poss; + for (LEFT_and_RIGHT (side)) + { + // Trigger setting of stem lengths if necessary. + if (Grob *beam = Stem::get_beam (stems[side])) + (void) beam->get_property ("quantized-positions"); + poss[side] = stems[side]->extent (stems[side], Y_AXIS)[get_grob_direction (stems[side])] + + stems[side]->get_parent (Y_AXIS)->relative_coordinate (commony, Y_AXIS); + } + + *dy = poss[RIGHT] - poss[LEFT]; + points.push_back (Offset (stems[LEFT]->relative_coordinate (commonx, X_AXIS) - x0, poss[LEFT])); + points.push_back (Offset (stems[RIGHT]->relative_coordinate (commonx, X_AXIS) - x0, poss[RIGHT])); } else { /* - Use outer non-rest columns to determine slope + Use outer non-rest columns to determine slope */ Grob *left_col = 0; Grob *right_col = 0; get_bounds (me, &left_col, &right_col); if (left_col && right_col) - { - Interval rv = Note_column::cross_staff_extent (right_col, commony); - Interval lv = Note_column::cross_staff_extent (left_col, commony); - rv.unite (staff); - lv.unite (staff); - - Real graphical_dy = rv[dir] - lv[dir]; - - Slice ls = Note_column::head_positions_interval (left_col); - Slice rs = Note_column::head_positions_interval (right_col); - - Interval musical_dy; - musical_dy[UP] = rs[UP] - ls[UP]; - musical_dy[DOWN] = rs[DOWN] - ls[DOWN]; - if (sign (musical_dy[UP]) != sign (musical_dy[DOWN])) - *dy = 0.0; - else if (sign (graphical_dy) != sign (musical_dy[DOWN])) - *dy = 0.0; - else - *dy = graphical_dy; - } + { + Interval rv = Note_column::cross_staff_extent (right_col, commony); + Interval lv = Note_column::cross_staff_extent (left_col, commony); + rv.unite (staff); + lv.unite (staff); + + Real graphical_dy = rv[dir] - lv[dir]; + + Slice ls = Note_column::head_positions_interval (left_col); + Slice rs = Note_column::head_positions_interval (right_col); + + Interval musical_dy; + musical_dy[UP] = rs[UP] - ls[UP]; + musical_dy[DOWN] = rs[DOWN] - ls[DOWN]; + if (sign (musical_dy[UP]) != sign (musical_dy[DOWN])) + *dy = 0.0; + else if (sign (graphical_dy) != sign (musical_dy[DOWN])) + *dy = 0.0; + else + *dy = graphical_dy; + } else - *dy = 0; + *dy = 0; for (vsize i = 0; i < columns.size (); i++) - { - Interval note_ext = Note_column::cross_staff_extent (columns[i], commony); - Real x = columns[i]->relative_coordinate (commonx, X_AXIS) - x0; + { + Interval note_ext = Note_column::cross_staff_extent (columns[i], + commony); + Real x = columns[i]->relative_coordinate (commonx, X_AXIS) - x0; - points.push_back (Offset (x, note_ext[dir])); - } + points.push_back (Offset (x, note_ext[dir])); + } } if (!follow_beam) @@ -606,7 +596,7 @@ Tuplet_bracket::calc_position_and_height (Grob *me_grob, Real *offset, Real *dy) points.push_back (Offset (x0 - x0, staff[dir])); points.push_back (Offset (x1 - x0, staff[dir])); } - + /* This is a slight hack. We compute two encompass points from the bbox of the smaller tuplets. @@ -620,29 +610,57 @@ Tuplet_bracket::calc_position_and_height (Grob *me_grob, Real *offset, Real *dy) Interval tuplet_y (tuplets[i]->extent (commony, Y_AXIS)); if (!tuplets[i]->is_live ()) - continue; - - Direction d = LEFT; - Drul_array positions = robust_scm2interval (tuplets[i]->get_property ("positions"), - Interval (0,0)); + continue; - - Real other_dy = positions[RIGHT] - positions[LEFT]; + Drul_array positions + = robust_scm2interval (tuplets[i]->get_property ("positions"), + Interval (0, 0)); - do - { - Real y - = tuplet_y.linear_combination (d * sign (other_dy)); + Real other_dy = positions[RIGHT] - positions[LEFT]; - /* - We don't take padding into account for nested tuplets. - the edges can come very close to the stems, likewise for - nested tuplets? - */ + for (LEFT_and_RIGHT (d)) + { + Real y + = tuplet_y.linear_combination (d * sign (other_dy)); + + /* + We don't take padding into account for nested tuplets. + the edges can come very close to the stems, likewise for + nested tuplets? + */ + + points.push_back (Offset (tuplet_x[d] - x0, y)); + } + + // Check for number-on-bracket collisions + Grob *number = unsmob_grob (tuplets[i]->get_object ("tuplet-number")); + if (number) + points.push_back (Offset (number->extent (commonx, X_AXIS).center () - x0, + number->extent (commony, Y_AXIS)[dir])); + } - points.push_back (Offset (tuplet_x[d] - x0, y)); - } - while (flip (&d) != LEFT); + if (to_boolean (me->get_property ("avoid-scripts")) + && !scm_is_number (me->get_property ("outside-staff-priority"))) + { + extract_grob_set (me, "scripts", scripts); + for (vsize i = 0; i < scripts.size (); i++) + { + if (!scripts[i]->is_live ()) + continue; + if (scm_is_number (scripts[i]->get_property ("outside-staff-priority"))) + continue; + + // assume that if a script is avoiding slurs, it should not get placed + // under a tuplet bracket + if (unsmob_grob (scripts[i]->get_object ("slur"))) + continue; + + Interval script_x (scripts[i]->extent (commonx, X_AXIS)); + Interval script_y (scripts[i]->extent (commony, Y_AXIS)); + + points.push_back (Offset (script_x.center () - x0, + script_y[dir])); + } } *offset = -dir * infinity_f; @@ -653,7 +671,7 @@ Tuplet_bracket::calc_position_and_height (Grob *me_grob, Real *offset, Real *dy) Real tuplety = (*dy) * x * factor + my_offset; if (points[i][Y_AXIS] * dir > (*offset + tuplety) * dir) - *offset = points[i][Y_AXIS] - tuplety; + *offset = points[i][Y_AXIS] - tuplety; } *offset += scm_to_double (me->get_property ("padding")) * dir; @@ -661,27 +679,25 @@ Tuplet_bracket::calc_position_and_height (Grob *me_grob, Real *offset, Real *dy) /* horizontal brackets should not collide with staff lines. - Kind of pointless since we put them outside the staff anyway, but - let's leave code for the future when possibly allow them to move - into the staff once again. - This doesn't seem to support cross-staff tuplets atm. */ - if (*dy == 0 - && fabs (*offset) < ss * Staff_symbol_referencer::staff_radius (me)) + if (*dy == 0) { // quantize, then do collision check. - *offset *= 2 / ss; + *offset /= 0.5 * ss; - *offset = rint (*offset); - if (Staff_symbol_referencer::on_line (me, (int) rint (*offset))) - *offset += dir; + Interval staff_span = Staff_symbol_referencer::staff_span (me); + if (staff_span.contains (*offset)) + { + *offset = rint (*offset); + if (Staff_symbol_referencer::on_line (me, int (*offset))) + *offset += dir; + } *offset *= 0.5 * ss; } } - MAKE_SCHEME_CALLBACK (Tuplet_bracket, calc_direction, 1); SCM Tuplet_bracket::calc_direction (SCM smob) @@ -700,10 +716,10 @@ Tuplet_bracket::calc_positions (SCM smob) Real dy = 0.0; Real offset = 0.0; calc_position_and_height (me, &offset, &dy); - + SCM x = scm_cons (scm_from_double (offset), - scm_from_double (offset + dy)); - + scm_from_double (offset + dy)); + return x; } @@ -718,12 +734,35 @@ Tuplet_bracket::get_default_dir (Grob *me) for (vsize i = 0; i < columns.size (); i++) { Grob *nc = columns[i]; + if (Note_column::has_rests (nc)) + continue; Direction d = Note_column::dir (nc); if (d) - dirs[d]++; + dirs[d]++; + } + + if (dirs[UP] == dirs[DOWN]) + { + if (dirs[UP] == 0) + return UP; + Grob *staff = Staff_symbol_referencer::get_staff_symbol (me); + if (!staff) + return UP; + Interval staff_extent = staff->extent (staff, Y_AXIS); + Interval extremal_positions; + extremal_positions.set_empty (); + for (vsize i = 0; i < columns.size (); i++) + { + Direction d = Note_column::dir (columns[i]); + extremal_positions[d] = minmax (d, 1.0 * Note_column::head_positions_interval (columns[i])[d], extremal_positions[d]); + } + for (LEFT_and_RIGHT (d)) + extremal_positions[d] = -d * (staff_extent[d] - extremal_positions[d]); + + return extremal_positions[UP] <= extremal_positions[DOWN] ? UP : DOWN; } - return dirs[UP] >= dirs[DOWN] ? UP : DOWN; + return dirs[UP] > dirs[DOWN] ? UP : DOWN; } void @@ -733,6 +772,12 @@ Tuplet_bracket::add_column (Grob *me, Item *n) add_bound_item (dynamic_cast (me), n); } +void +Tuplet_bracket::add_script (Grob *me, Item *s) +{ + Pointer_group_interface::add_grob (me, ly_symbol2scm ("scripts"), s); +} + void Tuplet_bracket::add_tuplet_bracket (Grob *me, Grob *bracket) { @@ -744,58 +789,58 @@ SCM Tuplet_bracket::calc_cross_staff (SCM smob) { Grob *me = unsmob_grob (smob); - Grob *staff_symbol = 0; extract_grob_set (me, "note-columns", cols); + extract_grob_set (me, "tuplets", tuplets); + + Grob *commony = common_refpoint_of_array (cols, me, Y_AXIS); + commony = common_refpoint_of_array (tuplets, commony, Y_AXIS); + if (Grob *st = Staff_symbol_referencer::get_staff_symbol (me)) + commony = st->common_refpoint (commony, Y_AXIS); + if (me->check_cross_staff (commony)) + return SCM_BOOL_T; + bool equally_long = false; Grob *par_beam = parallel_beam (me, cols, &equally_long); - if (par_beam) - return par_beam->get_property ("cross-staff"); + if (par_beam && to_boolean (par_beam->get_property ("cross-staff"))) + return SCM_BOOL_T; for (vsize i = 0; i < cols.size (); i++) { Grob *stem = unsmob_grob (cols[i]->get_object ("stem")); - if (!stem) - continue; - - if (to_boolean (stem->get_property ("cross-staff"))) - return SCM_BOOL_T; - - Grob *stem_staff = Staff_symbol_referencer::get_staff_symbol (stem); - if (staff_symbol && (stem_staff != staff_symbol)) + if (stem && to_boolean (stem->get_property ("cross-staff"))) return SCM_BOOL_T; - staff_symbol = stem_staff; } + return SCM_BOOL_F; } ADD_INTERFACE (Tuplet_bracket, - "A bracket with a number in the middle, used for tuplets." - " When the bracket spans a line break, the value of" - " @code{break-overshoot} determines how far it extends" - " beyond the staff. At a line break, the markups in the" - " @code{edge-text} are printed at the edges.", - - /* properties */ - "bracket-flare " - "bracket-visibility " - "break-overshoot " - "connect-to-neighbor " - "control-points " - "direction " - "edge-height " - "edge-text " - "full-length-padding " - "full-length-to-extent " - "gap " - "positions " - "note-columns " - "padding " - "tuplet-number " - "shorten-pair " - "staff-padding " - "thickness " - "tuplets " - ); - - + "A bracket with a number in the middle, used for tuplets." + " When the bracket spans a line break, the value of" + " @code{break-overshoot} determines how far it extends" + " beyond the staff. At a line break, the markups in the" + " @code{edge-text} are printed at the edges.", + + /* properties */ + "avoid-scripts " + "bracket-flare " + "bracket-visibility " + "break-overshoot " + "connect-to-neighbor " + "direction " + "edge-height " + "edge-text " + "full-length-padding " + "full-length-to-extent " + "gap " + "positions " + "note-columns " + "padding " + "tuplet-number " + "shorten-pair " + "staff-padding " + "thickness " + "tuplets " + "X-positions " + );