#include "paper-score.hh"
#include "stencil.hh"
+static SCM
+stencil2line (Stencil* stil)
+{
+ static SCM z = ly_offset2scm (Offset (0, 0));
+ Offset dim = Offset (stil->extent (X_AXIS).length (),
+ stil->extent (Y_AXIS).length ());
+ return scm_cons (ly_offset2scm (dim),
+ scm_list_1 (scm_cons (z, stil->smobbed_copy ())));
+}
+
// WIP -- simplistic page interface
// Do we need this at all? SCM, smob?
class Page
{
public:
Paper_def *paper_;
+ static int page_count_;
+ int number_;
+ int line_count_;
- SCM lines_;
- Stencil *header_;
- Stencil *footer_;
+ Protected_scm lines_;
+ Protected_scm header_;
+ Protected_scm footer_;
+
+ Stencil *get_header () { return unsmob_stencil (header_); }
+ Stencil *get_footer () { return unsmob_stencil (footer_); }
/* actual height filled with text. */
Real height_;
- //HMMM all this size stuff to paper/paper-outputter?
+ // HMMM all this size stuff to paper/paper-outputter?
Real hsize_;
Real vsize_;
+ Real left_margin_;
+ Real top_margin_;
+ Real bottom_margin_;
Real foot_sep_;
Real head_sep_;
+ Real text_width_;
/* available area for text. */
Real text_height ();
- Page (Paper_def*);
+ Page (Paper_def*, int);
void output (Paper_outputter*, bool);
};
-Page::Page (Paper_def *paper)
+int Page::page_count_ = 0;
+
+Page::Page (Paper_def *paper, int number)
{
paper_ = paper;
+ number_ = number;
+ page_count_++;
+
height_ = 0;
- header_ = 0;
- footer_ = 0;
lines_ = SCM_EOL;
+ line_count_ = 0;
hsize_ = paper->get_realvar (ly_symbol2scm ("hsize"));
vsize_ = paper->get_realvar (ly_symbol2scm ("vsize"));
- head_sep_ = 0; //paper->get_realvar (ly_symbol2scm ("head-sep"));
- foot_sep_ = 0; //paper->get_realvar (ly_symbol2scm ("foot-sep"));
+ top_margin_ = paper->get_realvar (ly_symbol2scm ("top-margin"));
+ bottom_margin_ = paper->get_realvar (ly_symbol2scm ("bottom-margin"));
+ head_sep_ = paper->get_realvar (ly_symbol2scm ("head-sep"));
+ foot_sep_ = paper->get_realvar (ly_symbol2scm ("foot-sep"));
+ text_width_ = paper->get_realvar (ly_symbol2scm ("linewidth"));
+ left_margin_ = (hsize_ - text_width_) / 2;
+
+ SCM make_header = scm_primitive_eval (ly_symbol2scm ("make-header"));
+ SCM make_footer = scm_primitive_eval (ly_symbol2scm ("make-footer"));
+
+ header_ = scm_call_2 (make_header, paper_->smobbed_copy (),
+ scm_int2num (number_));
+ if (get_header ())
+ get_header ()->align_to (Y_AXIS, UP);
+
+ // FIXME: tagline/copyright
+ footer_ = scm_call_2 (make_footer, paper_->smobbed_copy (),
+ scm_int2num (number_));
+
+ if (get_footer ())
+ get_footer ()->align_to (Y_AXIS, UP);
}
void
Page::output (Paper_outputter *out, bool is_last)
{
- // TODO: header/footer etc
+ Offset o (left_margin_, top_margin_);
+ Real vfill = line_count_ > 1 ? (text_height () - height_) / (line_count_ - 1)
+ : 0;
out->output_scheme (scm_list_1 (ly_symbol2scm ("start-page")));
+ if (get_header ())
+ out->output_line (stencil2line (get_header ()), &o, false);
for (SCM s = lines_; gh_pair_p (s); s = ly_cdr (s))
- out->output_line (ly_car (s), is_last && gh_pair_p (ly_cdr (s)));
+ {
+ out->output_line (ly_car (s), &o, is_last && gh_pair_p (ly_cdr (s)));
+ if (gh_pair_p (ly_cdr (s)))
+ o[Y_AXIS] += vfill;
+ }
+ if (get_footer ())
+ out->output_line (stencil2line (get_footer ()), &o, is_last);
out->output_scheme (scm_list_2 (ly_symbol2scm ("stop-page"),
- gh_bool2scm (is_last)));
+ gh_bool2scm (is_last && !get_footer ())));
}
Real
Page::text_height ()
{
- Real h = vsize_;
- if (header_)
- h -= header_->extent (Y_AXIS).length () + head_sep_;
- if (footer_)
- h -= footer_->extent (Y_AXIS).length () + foot_sep_;
+ Real h = vsize_ - top_margin_ - bottom_margin_;
+ if (get_header ())
+ h -= get_header ()->extent (Y_AXIS).length () + head_sep_;
+ if (get_footer ())
+ h -= get_footer ()->extent (Y_AXIS).length () + foot_sep_;
return h;
}
+/****************************************************************/
+/* Current global paper book. Gives default_rendering access from
+ input-file-results. */
Paper_book *paper_book;
Paper_book::Paper_book ()
{
- protect_ = SCM_EOL;
+ smobify_self ();
+}
+
+Paper_book::~Paper_book ()
+{
}
void
Stencil*
Paper_book::get_title (int i)
{
- SCM make_title = scm_primitive_eval (ly_symbol2scm ("make-title"));
+ SCM user_title = scm_primitive_eval (ly_symbol2scm ("user-title"));
+ SCM book_title = scm_primitive_eval (ly_symbol2scm ("book-title"));
+ SCM score_title = scm_primitive_eval (ly_symbol2scm ("score-title"));
SCM field = (i == 0 ? ly_symbol2scm ("bookTitle")
: ly_symbol2scm ("scoreTitle"));
- SCM s = ly_modules_lookup (get_scopes (i), field);
+ Stencil *title = 0;
+ SCM scopes = get_scopes (i);
+ SCM s = ly_modules_lookup (scopes, field);
if (s != SCM_UNDEFINED && scm_variable_bound_p (s) == SCM_BOOL_T)
- return unsmob_stencil (gh_call2 (make_title,
- // papers_[i]->self_scm (),
- papers_[0]->self_scm (),
- scm_variable_ref (s)));
- return 0;
+ title = unsmob_stencil (scm_call_2 (user_title,
+ papers_[0]->self_scm (),
+ scm_variable_ref (s)));
+ else
+ title = unsmob_stencil (scm_call_2 (i == 0 ? book_title : score_title,
+ papers_[0]->self_scm (),
+ scopes));
+ if (title)
+ title->align_to (Y_AXIS, UP);
+
+ return title;
}
-/*
- WIP
-
- FIXME: titling is broken.
-
- TODO:
- * ->SCM?
- * decent page breaking algorithm
- * header / footer (generate per Page, with page#)
- * override: # pages, or pageBreakLines= #'(3 3 4), ?
- * what about between-system-breaking, can we junk that?
-
-*/
+/* TODO:
+ - decent page breaking algorithm
+ - top/bottom & inter-line filling
+ - footer: tagline/copyright
+ - override: # pages, or pageBreakLines= #'(3 3 4), ? */
Link_array<Page>*
Paper_book::get_pages ()
{
}
Paper_def *paper = papers_[0];
- Page *page = new Page (paper);
+ Page::page_count_ = 0;
+ int page_number = 1;
+ Page *page = new Page (paper, page_number++);
fprintf (stderr, "book_height: %f\n", book_height);
fprintf (stderr, "vsize: %f\n", page->vsize_);
fprintf (stderr, "pages: %f\n", book_height / page->text_height ());
if (page->height_ + h > text_height)
{
pages->push (page);
- page = new Page (paper);
+ page = new Page (paper, page_number++);
}
if (page->height_ + h <= text_height || page->height_ == 0)
{
if (j == 0 && title)
- page->lines_
- = ly_snoc (scm_cons (ly_offset2scm (Offset (0, 0)),
- scm_list_1
- (scm_cons
- (ly_offset2scm (Offset (0, 0)),
- title->smobbed_copy ()))),
- page->lines_);
+ page->lines_ = ly_snoc (stencil2line (title), page->lines_);
page->lines_ = ly_snoc (line, page->lines_);
+ page->line_count_++;
page->height_ += h;
h = 0;
}
int line_count = SCM_VECTOR_LENGTH ((SCM) scores_.top ());
for (int i = 0; i < line_count; i++)
out->output_line (scm_vector_ref ((SCM) scores_.top (), scm_int2num (i)),
- i == line_count - 1);
+ 0, i == line_count - 1);
out->output_scheme (scm_list_1 (ly_symbol2scm ("end-output")));
progress_indication ("\n");
#include "ly-smobs.icc"
IMPLEMENT_DEFAULT_EQUAL_P (Paper_book);
-IMPLEMENT_SIMPLE_SMOBS (Paper_book)
-IMPLEMENT_TYPE_P (Paper_book, "ly:paper_book?")
+IMPLEMENT_SMOBS (Paper_book)
+IMPLEMENT_TYPE_P (Paper_book, "ly:paper-book?")
SCM
-Paper_book::mark_smob (SCM)
+Paper_book::mark_smob (SCM smob)
{
+ Paper_book *pb = (Paper_book*) SCM_CELL_WORD_1 (smob);
+ for (int i = 0; i < pb->headers_.size (); i++)
+ scm_gc_mark (pb->headers_[i]);
+ for (int i = 0; i < pb->global_headers_.size (); i++)
+ scm_gc_mark (pb->global_headers_[i]);
+ for (int i = 0; i < pb->papers_.size (); i++)
+ scm_gc_mark (pb->papers_[i]->self_scm ());
+ for (int i = 0; i < pb->scores_.size (); i++)
+ scm_gc_mark (pb->scores_[i]);
return SCM_EOL;
}
return 1;
}
-SCM
-Paper_book::smobbed_copy () const
-{
- Paper_book *b = new Paper_book (*this);
- return b->smobbed_self ();
-}
projects / lilypond.git / blobdiff