source file of the GNU LilyPond music typesetter
- (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
Jan Nieuwenhuizen <janneke@gnu.org>
*/
-#include <time.h>
-#include <math.h>
+#include "paper-outputter.hh"
+
+#include <cmath>
+#include <ctime>
+
+using namespace std;
#include "dimensions.hh"
-#include "virtual-methods.hh"
-#include "paper-outputter.hh"
-#include "stencil.hh"
-#include "array.hh"
-#include "string-convert.hh"
-#include "warn.hh"
+#include "file-name.hh"
#include "font-metric.hh"
-#include "main.hh"
-#include "scm-hash.hh"
+#include "input.hh"
#include "lily-version.hh"
-#include "paper-def.hh"
-#include "input-file-results.hh"
-#include "ly-module.hh"
+#include "main.hh"
+#include "output-def.hh"
#include "paper-book.hh"
-#include "input-smob.hh" // output_expr
+#include "paper-system.hh"
+#include "scm-hash.hh"
+#include "string-convert.hh"
+#include "warn.hh"
+#include "ly-smobs.icc"
-Paper_outputter::Paper_outputter (String name)
+Paper_outputter::Paper_outputter (SCM port, string format)
{
- if (safe_global_b)
- scm_define (ly_symbol2scm ("safe-mode?"), SCM_BOOL_T);
-
- file_ = scm_open_file (scm_makfrom0str (name.to_str0 ()),
- scm_makfrom0str ("w"));
-
- static SCM find_dumper;
- if (!find_dumper)
- find_dumper = scm_c_eval_string ("find-dumper");
-
- output_func_
- = scm_call_1 (find_dumper,
- scm_makfrom0str (output_format_global.to_str0 ()));
-
- String creator = gnu_lilypond_version_string ();
- creator += " (http://lilypond.org)";
- time_t t (time (0));
- String time_stamp = ctime (&t);
- time_stamp = time_stamp.left_string (time_stamp.length () - 1)
- + " " + *tzname;
- output_scheme (scm_list_3 (ly_symbol2scm ("header"),
- scm_makfrom0str (creator.to_str0 ()),
- scm_makfrom0str (time_stamp.to_str0 ())));
+ file_ = port;
+ output_module_ = SCM_EOL;
+ smobify_self ();
+
+ string module_name = "scm output-" + format;
+ output_module_ = scm_c_resolve_module (module_name.c_str ());
}
Paper_outputter::~Paper_outputter ()
{
- scm_close_port (file_);
- file_ = SCM_EOL;
}
-void
-Paper_outputter::output_scheme (SCM scm)
+IMPLEMENT_SMOBS (Paper_outputter);
+IMPLEMENT_DEFAULT_EQUAL_P (Paper_outputter);
+
+SCM
+Paper_outputter::mark_smob (SCM x)
{
- gh_call2 (output_func_, scm, file_);
+ Paper_outputter *p = (Paper_outputter *) SCM_CELL_WORD_1 (x);
+ scm_gc_mark (p->output_module_);
+ return p->file_;
}
-void
-Paper_outputter::output_metadata (SCM scopes, Paper_def *paper)
+int
+Paper_outputter::print_smob (SCM x, SCM p, scm_print_state*)
{
- SCM fields = SCM_EOL;
- for (int i = dump_header_fieldnames_global.size (); i--; )
- fields
- = gh_cons (ly_symbol2scm (dump_header_fieldnames_global[i].to_str0 ()),
- fields);
- output_scheme (scm_list_n (ly_symbol2scm ("output-scopes"),
- paper->self_scm (),
- scm_list_n (ly_symbol2scm ("quote"),
- scopes, SCM_UNDEFINED),
- scm_list_n (ly_symbol2scm ("quote"),
- fields, SCM_UNDEFINED),
- scm_makfrom0str (basename_.to_str0 ()),
- SCM_UNDEFINED));
+ (void) x;
+ scm_puts ("#<Paper_outputter>", p);
+ return 1;
}
-void
-Paper_outputter::output_header (Paper_def *paper)
+SCM
+Paper_outputter::file () const
+{
+ return file_;
+}
+
+SCM
+Paper_outputter::dump_string (SCM scm)
{
- output_music_output_def (paper);
- output_scheme (scm_list_1 (ly_symbol2scm ("header-end")));
- output_scheme (scm_list_2 (ly_symbol2scm ("define-fonts"),
- ly_quote_scm (paper->font_descriptions ())));
+ return scm_display (scm, file ());
+}
+
+SCM
+Paper_outputter::scheme_to_string (SCM scm)
+{
+ return scm_eval (scm, output_module_);
}
void
-Paper_outputter::output_line (SCM line, bool is_last)
+Paper_outputter::output_scheme (SCM scm)
{
- Offset dim = ly_scm2offset (ly_car (line));
- Real width = dim[X_AXIS];
- Real height = dim[Y_AXIS];
-
- if (height > 50 CM)
- {
- programming_error ("Improbable system height.");
- height = 50 CM;
- }
-
- output_scheme (scm_list_3 (ly_symbol2scm ("start-system"),
- gh_double2scm (width), gh_double2scm (height)));
-
- SCM between = SCM_EOL;
- for (SCM s = ly_cdr (line); gh_pair_p (s); s = ly_cdr (s))
- {
- Stencil *stil = unsmob_stencil (ly_cdar (s));
- SCM head = ly_caar (s);
-
- if (head == ly_symbol2scm ("between-system-string"))
- {
- between = stil->get_expr ();
- continue;
- }
-
- if (stil)
- output_expr (stil->get_expr (), ly_scm2offset (head));
- }
-
- if (is_last)
- output_scheme (scm_list_1 (ly_symbol2scm ("stop-last-system")));
- else
- {
- output_scheme (scm_list_1 (ly_symbol2scm ("stop-system")));
- if (output_format_global != PAGE_LAYOUT && between != SCM_EOL)
- output_scheme (between);
- }
+ dump_string (scheme_to_string (scm));
}
void
-Paper_outputter::output_music_output_def (Music_output_def* odef)
+paper_outputter_dump (void *po, SCM x)
{
- output_scheme (scm_list_n (ly_symbol2scm ("output-paper-def"),
- odef->self_scm (), SCM_UNDEFINED));
+ Paper_outputter *me = (Paper_outputter *) po;
+ me->output_scheme (x);
}
-/* TODO: replaceme/rewriteme, see output-ps.scm: output-stencil */
void
-Paper_outputter::output_expr (SCM expr, Offset o)
+Paper_outputter::output_stencil (Stencil stil)
{
- while (1)
- {
- if (!gh_pair_p (expr))
- return;
-
- SCM head =ly_car (expr);
- if (unsmob_input (head))
- {
- Input * ip = unsmob_input (head);
-
- output_scheme (scm_list_n (ly_symbol2scm ("define-origin"),
- scm_makfrom0str (ip->file_string ().to_str0 ()),
- gh_int2scm (ip->line_number ()),
- gh_int2scm (ip->column_number ()),
- SCM_UNDEFINED));
- expr = ly_cadr (expr);
- }
- else if (head == ly_symbol2scm ("no-origin"))
- {
- output_scheme (scm_list_n (head, SCM_UNDEFINED));
- expr = ly_cadr (expr);
- }
- else if (head == ly_symbol2scm ("translate-stencil"))
- {
- o += ly_scm2offset (ly_cadr (expr));
- expr = ly_caddr (expr);
- }
- else if (head == ly_symbol2scm ("combine-stencil"))
- {
- output_expr (ly_cadr (expr), o);
- expr = ly_caddr (expr);
- }
- else
- {
- output_scheme (scm_list_n (ly_symbol2scm ("placebox"),
- gh_double2scm (o[X_AXIS]),
- gh_double2scm (o[Y_AXIS]),
- expr,
- SCM_UNDEFINED));
- return;
- }
- }
+ interpret_stencil_expression (stil.expr (), paper_outputter_dump,
+ (void *) this, Offset (0, 0));
}
+void
+Paper_outputter::close ()
+{
+ if (scm_port_p (file_) == SCM_BOOL_T)
+ scm_close_port (file_);
+}
projects / lilypond.git / blobdiff