X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;ds=sidebyside;f=lily%2Finclude%2Fstem.hh;h=7c4612552a13d6c3ea34545b2ff35ef69fae1890;hb=2034ca4fcbed9253b5a85e9360e47d3fe3ff1d09;hp=9fad0e51db1af3e1d304d69095682324bd8f14a7;hpb=9bc467a994787949def91708bf3bd50d088db982;p=lilypond.git diff --git a/lily/include/stem.hh b/lily/include/stem.hh index 9fad0e51db..7c4612552a 100644 --- a/lily/include/stem.hh +++ b/lily/include/stem.hh @@ -1,108 +1,81 @@ /* - stem.hh -- declare Stem + This file is part of LilyPond, the GNU music typesetter. - (c) 1996--1999 Han-Wen Nienhuys -*/ - -#ifndef STEM_HH -#define STEM_HH -#include "item.hh" -#include "array.hh" -#include "moment.hh" -#include "molecule.hh" -#include "staff-symbol-referencer.hh" -#include "directional-element.hh" - -/**the rule attached to the ball. - takes care of: - - \begin{itemize} - \item the rule - \item the flag - \item up/down position. - \end{itemize} + Copyright (C) 1996--2015 Han-Wen Nienhuys - should move beam_{left, right} into Beam + 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. - TODO. - - Stem size depends on flag. + 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. - elt properties: - - beam_dir: direction of the beam (int) - - dir_force: is direction explicitely specified? (bool) + You should have received a copy of the GNU General Public License + along with LilyPond. If not, see . +*/ - /// how many abbrev beam don't reach stem? - int beam_gap_i_; +#ifndef STEM_HH +#define STEM_HH +#include "std-vector.hh" +#include "lily-proto.hh" +#include "stem-info.hh" +#include "grob-interface.hh" - - */ -// todo: remove baseclass Staff_symbol_referencer, since stem -// can be across a staff. -class Stem : public Item, public Staff_symbol_referencer, - public Directional_element +class Stem { - - /**extent of the stem (positions). - fractional, since Beam has to adapt them. - */ - Drul_array yextent_drul_; - public: - - Link_array head_l_arr_; - Link_array rest_l_arr_; - - /// log of the duration. Eg. 4 -> 16th note -> 2 flags - int flag_i_; - - /** - don't print flag when in beam. - our beam, for aligning abbrev flags - */ - Beam* beam_l () const; - - Drul_array beams_i_drul_; - Stem (); - - /// ensure that this Stem also encompasses the Notehead #n# - void add_head (Rhythmic_head*n); - - Real hpos_f () const; - Real chord_start_f () const; - - int type_i () const; - - void do_print() const; - void set_stemend (Real); - Direction get_default_dir() const; - - int get_center_distance(Direction) const; - - void set_default_stemlen(); - void set_default_extents(); - void set_noteheads(); - - Real stem_length_f() const; - Real stem_end_f() const; - Real stem_begin_f() const; - Real note_delta_f () const; - - bool invisible_b() const; - - /// heads that the stem encompasses (positions) - Interval_t head_positions() const; - -protected: - Molecule flag () const; - virtual void do_substitute_element_pointer (Score_element*,Score_element*); - virtual void do_pre_processing(); - static Interval dim_callback (Dimension_cache const*); - virtual Molecule* do_brew_molecule_p() const; - - void set_spacing_hints () ; + static vector note_head_positions (Grob *, bool filter = false); + static int duration_log (Grob *); + static void set_beaming (Grob *, int, Direction d); + static int get_beaming (Grob *, Direction d); + static Spanner *get_beam (Grob *); + static Grob *first_head (Grob *); + static Grob *last_head (Grob *); + static Drul_array extremal_heads (Grob *); + static Grob *support_head (Grob *); + static void add_head (Grob *me, Grob *n); + static Stem_info get_stem_info (Grob *); + static Real chord_start_y (Grob *); + static void set_stem_positions (Grob *, Real); + static void cache_pure_height (Grob *, Interval, Interval); + static Slice beam_multiplicity (Grob *); + static Direction get_default_dir (Grob *); + static Real thickness (Grob *); + static Real beam_end_corrective (Grob *); + static int head_count (Grob *); + static bool is_invisible (Grob *); + static bool is_normal_stem (Grob *); + static bool is_cross_staff (Grob *); + static Interval head_positions (Grob *); + static Interval internal_pure_height (Grob *, bool); + static Interval internal_height (Grob *, bool); + static bool is_valid_stem (Grob *); + static Grob *get_reference_head (Grob *); + static Real internal_calc_stem_end_position (Grob *, bool); + static Real internal_calc_stem_begin_position (Grob *, bool); + + static void set_spacing_hints (Grob *); + static Grob *flag (Grob *); + + DECLARE_SCHEME_CALLBACK (print, (SCM)); + DECLARE_SCHEME_CALLBACK (calc_default_direction, (SCM)); + DECLARE_SCHEME_CALLBACK (offset_callback, (SCM element)); + DECLARE_SCHEME_CALLBACK (calc_direction, (SCM)); + DECLARE_SCHEME_CALLBACK (calc_length, (SCM)); + DECLARE_SCHEME_CALLBACK (pure_calc_length, (SCM, SCM, SCM)); + DECLARE_SCHEME_CALLBACK (calc_stem_begin_position, (SCM)); + DECLARE_SCHEME_CALLBACK (pure_calc_stem_begin_position, (SCM, SCM, SCM)); + DECLARE_SCHEME_CALLBACK (calc_stem_end_position, (SCM)); + DECLARE_SCHEME_CALLBACK (pure_calc_stem_end_position, (SCM, SCM, SCM)); + DECLARE_SCHEME_CALLBACK (calc_stem_info, (SCM)); + DECLARE_SCHEME_CALLBACK (calc_positioning_done, (SCM)); + DECLARE_SCHEME_CALLBACK (width, (SCM smob)); + DECLARE_SCHEME_CALLBACK (pure_height, (SCM, SCM, SCM)); + DECLARE_SCHEME_CALLBACK (height, (SCM)); + DECLARE_SCHEME_CALLBACK (calc_cross_staff, (SCM)); }; #endif