source file of the GNU LilyPond music typesetter
- (c) 2004--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 2004--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#define PANGO_ENABLE_BACKEND // ugh, why necessary?
#include <pango/pangoft2.h>
+#include <freetype/ftxf86.h>
+
+#include <map>
/* Ugh. */
-#include "pango-font.hh"
+#include "pango-font.hh"
#include "dimensions.hh"
#include "file-name.hh"
#include "international.hh"
-#include "lookup.hh"
+#include "lookup.hh" // debugging
#include "main.hh"
#include "string-convert.hh"
#include "warn.hh"
+#include "all-font-metrics.hh"
#if HAVE_PANGO_FT2
#include "stencil.hh"
Pango_font::Pango_font (PangoFT2FontMap *fontmap,
- PangoFontDescription *description,
+ PangoFontDescription const *description,
Real output_scale)
{
(void) fontmap;
+
physical_font_tab_ = scm_c_make_hash_table (11);
PangoDirection pango_dir = PANGO_DIRECTION_LTR;
context_
= pango_ft2_get_context (PANGO_RESOLUTION, PANGO_RESOLUTION);
- // context_ = pango_ft2_font_map_create_context (fontmap);
pango_description_ = pango_font_description_copy (description);
attribute_list_ = pango_attr_list_new ();
Pango_font::register_font_file (string filename, string ps_name)
{
scm_hash_set_x (physical_font_tab_,
- scm_makfrom0str (ps_name.c_str ()),
- scm_makfrom0str (filename.c_str ()));
+ ly_string2scm (ps_name),
+ ly_string2scm (filename));
}
void
}
-Index_to_charcode_map const *
-Pango_font::get_index_to_charcode_map (string key, FT_Face face)
+void
+get_glyph_index_name (char *s, FT_ULong code)
{
- if (charcode_maps_.find (key) == charcode_maps_.end ())
- charcode_maps_[key] = make_index_to_charcode_map (face);
-
- if (charcode_maps_.find (key) == charcode_maps_.end ())
- return 0;
-
- return &charcode_maps_[key];
+ sprintf (s, "glyphIndex%lX", code);
}
void
Stencil
-Pango_font::pango_item_string_stencil (PangoItem const *item, string str) const
+Pango_font::pango_item_string_stencil (PangoItem const *item, string str,
+ bool tight_bbox) const
{
const int GLYPH_NAME_LEN = 256;
char glyph_name[GLYPH_NAME_LEN];
PangoAnalysis const *pa = &(item->analysis);
PangoGlyphString *pgs = pango_glyph_string_new ();
-
+
pango_shape (str.c_str () + item->offset,
item->length, (PangoAnalysis*) pa, pgs);
FT_Face ftface = pango_fc_font_lock_face (fcfont);
- PangoRectangle const *which_rect = &logical_rect;
- Box b (Interval (PANGO_LBEARING (*which_rect),
- PANGO_RBEARING (*which_rect)),
+ PangoRectangle const *which_rect
+ = (tight_bbox)
+ ? &ink_rect
+ : &logical_rect;
+
+ Box b (Interval (PANGO_LBEARING (logical_rect),
+ PANGO_RBEARING (logical_rect)),
Interval (-PANGO_DESCENT (*which_rect),
PANGO_ASCENT (*which_rect)));
Index_to_charcode_map const *cmap = 0;
bool has_glyph_names = ftface->face_flags & FT_FACE_FLAG_GLYPH_NAMES;
if (! has_glyph_names)
- cmap = ((Pango_font*)this)->get_index_to_charcode_map (file_name, ftface);
-
+ cmap = all_fonts_global->get_index_to_charcode_map (file_name, ftface);
+
+ bool is_ttf = string (FT_Get_X11_Font_Format (ftface)) == "TrueType";
bool cid_keyed = false;
for (int i = 0; i < pgs->num_glyphs; i++)
{
{
int errorcode = FT_Get_Glyph_Name (ftface, pg, glyph_name, GLYPH_NAME_LEN);
if (errorcode)
- programming_error ("FT_Get_Glyph_Name returns error");
+ programming_error (_f ("FT_Get_Glyph_Name() error: %s",
+ freetype_error_string (errorcode).c_str()
+ ));
}
-
+
SCM char_id = SCM_EOL;
if (glyph_name[0] == '\0'
&& cmap
-
- /* Ugh should ask FreeType about font type. */
- && (file_name.find (".ttf") != NPOS
- || file_name.find (".TTF") != NPOS))
+ && is_ttf
+ && cmap->find (pg) != cmap->end ())
{
FT_ULong char_code = cmap->find (pg)->second;
get_unicode_name (glyph_name, char_code);
if (glyph_name[0] == '\0' && has_glyph_names)
{
- programming_error ("Glyph has no name, but font supports glyph naming. Skipping glyph: "
- + description_string ());
+ programming_error (_f ("Glyph has no name, but font supports glyph naming.\n"
+ "Skipping glyph U+%0X, file %s",
+ pg,
+ file_name.c_str ()));
continue;
}
+
+
+ if (glyph_name == string (".notdef") && is_ttf)
+ glyph_name[0] = '\0';
+ if (glyph_name[0] == '\0' && is_ttf)
+ {
+ // access by glyph index directly.
+ get_glyph_index_name (glyph_name, pg);
+ }
+
if (glyph_name[0] == '\0')
{
/*
char_id = scm_from_uint32 (pg);
}
else
- char_id = scm_makfrom0str (glyph_name);
+ char_id = scm_from_locale_string (glyph_name);
*tail = scm_cons (scm_list_4 (scm_from_double (ggeo.width * scale_),
scm_from_double (ggeo.x_offset * scale_),
tail = SCM_CDRLOC (*tail);
}
+ pango_glyph_string_free (pgs);
+ pgs = 0;
PangoFontDescription *descr = pango_font_describe (pa->font);
Real size = pango_font_description_get_size (descr)
/ (Real (PANGO_SCALE));
pango_fc_font_unlock_face (fcfont);
SCM expr = scm_list_5 (ly_symbol2scm ("glyph-string"),
- scm_makfrom0str (ps_name.c_str ()),
+ ly_string2scm (ps_name),
scm_from_double (size),
scm_from_bool (cid_keyed),
ly_quote_scm (glyph_exprs));
return physical_font_tab_;
}
+
+Stencil
+Pango_font::word_stencil (string str) const
+{
+ return text_stencil (str, true);
+}
+
Stencil
Pango_font::text_stencil (string str) const
+{
+ return text_stencil (str, false);
+}
+
+Stencil
+Pango_font::text_stencil (string str, bool tight) const
{
GList *items
= pango_itemize (context_,
{
PangoItem *item = (PangoItem *) ptr->data;
- Stencil item_stencil = pango_item_string_stencil (item, str);
+ Stencil item_stencil = pango_item_string_stencil (item, str, tight);
if (text_dir == RIGHT)
{
*/
SCM exp
= scm_list_3 (ly_symbol2scm ("utf-8-string"),
- scm_makfrom0str (description_string ().c_str ()),
- scm_makfrom0str (str.c_str ()));
+ ly_string2scm (description_string ()),
+ ly_string2scm (str));
Box b (Interval (0, 0), Interval (0, 0));
b.unite (dest.extent_box ());
return Stencil (b, exp);
}
+ g_list_free (items);
return dest;
}