X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Ftranslator.hh;h=1e88b13451877f14563c7e6b3ece51a7c133720d;hb=051d7e7cbdbbe5f5337ab2b477b0bd1e72eedd04;hp=c2ddcb131ab901eda6f0f4c35392d332cfb50cbb;hpb=5e47fbe9f5a8e10458a9d737d1c35cff2eae6791;p=lilypond.git diff --git a/lily/include/translator.hh b/lily/include/translator.hh index c2ddcb131a..1e88b13451 100644 --- a/lily/include/translator.hh +++ b/lily/include/translator.hh @@ -3,46 +3,74 @@ source file of the GNU LilyPond music typesetter - (c) 1997 Han-Wen Nienhuys + (c) 1997--2002 Han-Wen Nienhuys */ #ifndef TRANSLATOR_HH #define TRANSLATOR_HH +#include "global-ctor.hh" #include "string.hh" #include "lily-proto.hh" #include "virtual-methods.hh" -#include "scalar.hh" -#include "dictionary.hh" -#include "parray.hh" +#include "lily-guile.hh" #include "input.hh" +#include "smobs.hh" -#define TRANSLATOR_CLONE(c) VIRTUAL_COPY_CONS(c, Translator) +#define get_property(x) internal_get_property(ly_symbol2scm(x)) -/** Make some kind of #Element#s from Requests. Elements are made by - hierarchically grouped #Translator#s - */ -class Translator : public Input { - Dictionary properties_dict_; -public: - Music_output_def * output_def_l_; - String type_str_; - bool is_alias_b (String) const; +#define TRANSLATOR_DECLARATIONS(NAME) \ +public: \ + NAME();\ + VIRTUAL_COPY_CONS (Translator); \ + static SCM static_description_; \ + virtual SCM static_translator_description () const; \ + virtual SCM translator_description () const; + +/* + Translate music into grobs. +*/ +class Translator +{ + void init (); +public: + Music_output_def * output_def_; + String type_string_; + bool is_alias_b (String) const; + - DECLARE_MY_RUNTIME_TYPEINFO; - TRANSLATOR_CLONE(Translator); Translator (Translator const &); - Translator (); - virtual ~Translator (); - - Translator_group * daddy_trans_l_ ; - - void print () const; + + Translator_group * daddy_trans_ ; + void removal_processing (); /** + ask daddy for a feature + */ + Music_output_def *get_output_def () const; + + SCM internal_get_property (SCM symbol) const; + + virtual Moment now_mom () const; + + /* + ugh: bubbled up from Translator_group. + */ + SCM simple_trans_list_; + SCM trans_group_list_; + SCM definition_; + + SCM properties_scm_; + DECLARE_SMOBS (Translator, dummy); + + +public: + Global_translator * top_translator () const; + TRANSLATOR_DECLARATIONS(Translator); + /** try to fit the request in this engraver @return @@ -51,73 +79,70 @@ public: true: request swallowed. Don't try to put the request elsewhere. */ - bool try_request (Request*); - void pre_move_processing(); - void add_processing (); - void creation_processing (); - void process_requests(); - void post_move_processing(); - void removal_processing(); - /** - ask daddy for a feature - */ - Scalar get_property (String type_str); - void set_property (String var_name, Scalar value); - Music_output_def *output_def_l () const; - - virtual Moment now_moment () const; - virtual Engraver *engraver_l () { return 0; } - virtual Performer *performer_l() { return 0; } - virtual Translator_group * group_l () { return 0; } - -protected: - enum { - ORPHAN, - VIRGIN, - CREATION_INITED, - MOVE_INITED, - ACCEPTED_REQS, - PROCESSED_REQS, - ACKED_REQS, - MOVE_DONE - } status; - - /* - @see{try_request} - Default: always return false - */ - virtual void do_add_processing (); - virtual bool do_try_request (Request *req_l); - virtual void do_print () const; - virtual void do_pre_move_processing(){} - virtual void do_post_move_processing(){} - virtual void do_process_requests () {} - virtual void do_creation_processing() {} - virtual void do_removal_processing() {} + virtual bool try_music (Music *req); + virtual void stop_translation_timestep (); + virtual void start_translation_timestep (); + virtual void do_announces () ; + virtual void initialize () ; + virtual void finalize (); }; + /** A macro to automate administration of translators. */ -#define ADD_THIS_TRANSLATOR(c) \ -struct c ## init { \ - static Translator *ctor ()\ - {\ - Translator *t = new c;\ - t-> type_str_ = c::static_name ();\ - return t;\ - }\ - c ## init() { \ - add_constructor (ctor);\ - } \ -} _ ## c ## init; - -typedef Translator *(*Translator_ctor) (); - -extern Dictionary *global_translator_dict_p; -void add_translator (Translator*trans_p); -void add_constructor (Translator_ctor ctor); - -Translator*get_translator_l (String s); - +#define ADD_THIS_TRANSLATOR(T) \ +SCM T::static_description_ = SCM_EOL;\ +static void _ ## T ## _adder () {\ + T *t = new T;\ + T::static_description_ = t->static_translator_description ();\ + scm_permanent_object (T::static_description_);\ + t->type_string_ = classname (t);\ + add_translator (t);\ +}\ +SCM T::translator_description() const\ +{ \ + return static_description_;\ +}\ +ADD_GLOBAL_CTOR (_ ## T ## _adder); + + + + +#define ENTER_DESCRIPTION(classname,desc,grobs,accepted,acked,read,write) \ +ADD_THIS_TRANSLATOR (classname);\ +SCM \ +classname::static_translator_description () const \ +{ \ + SCM static_properties= SCM_EOL; \ + /* static_properties= acons (name ,gh_str02scm (Translator::name (self_scm ())), \ + static_properties_); \ + */ \ + static_properties= scm_acons (ly_symbol2scm ("grobs-created"), \ + parse_symbol_list (grobs), static_properties); \ + \ + static_properties= scm_acons (ly_symbol2scm ("description"), \ + scm_makfrom0str (desc), static_properties); \ + \ + static_properties= scm_acons (ly_symbol2scm ("interfaces-acked"), \ + parse_symbol_list (acked), static_properties); \ + static_properties= scm_acons (ly_symbol2scm ("events-accepted"), \ + parse_symbol_list (accepted), static_properties); \ + \ + static_properties= scm_acons (ly_symbol2scm ("properties-read"), \ + parse_symbol_list (read), static_properties); \ + \ + static_properties= scm_acons (ly_symbol2scm ("properties-written"), \ + parse_symbol_list (write), static_properties); \ + \ + return static_properties; \ +} + + + +extern Dictionary *global_translator_dict; +void add_translator (Translator*trans); + +Translator*get_translator (String s); +DECLARE_UNSMOB(Translator,translator); #endif // TRANSLATOR_HH