-/*
- font-metric.hh -- declare Font_metric
-
- source file of the GNU LilyPond music typesetter
-
- (c) 1999--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
+/*
+ This file is part of LilyPond, the GNU music typesetter.
+
+ Copyright (C) 1999--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
+
+ 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.
+
+ 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.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
+*/
#ifndef FONT_METRIC_HH
#define FONT_METRIC_HH
#include "box.hh"
-#include "lily-guile.hh"
-#include "smobs.hh"
+#include "freetype.hh"
#include "lily-proto.hh"
-#include "string.hh"
+#include "smobs.hh"
+#include "virtual-methods.hh"
+
+#include <map>
+
+typedef std::map<FT_UInt, FT_ULong> Index_to_charcode_map;
-struct Font_metric
+class Font_metric
{
+ DECLARE_CLASSNAME (Font_metric);
+
public:
SCM description_;
- String path_;
-
- virtual int count () const;
- virtual Box get_char (int ascii) const;
- virtual Box text_dimension (String) const;
- virtual Molecule find_by_name (String) const;
-
- DECLARE_SMOBS (Font_metric,);
+ string file_name_;
+
+ // Return stencil for given string. output_state may be modified to
+ // record the font.
+ virtual Stencil text_stencil (Output_def *output_state,
+ const string &text, bool music) const;
+
+ virtual string font_name () const;
+ virtual size_t count () const;
+ virtual Offset attachment_point (const string&) const;
+ virtual Offset get_indexed_wxwy (size_t) const;
+ virtual Box get_indexed_char_dimensions (size_t index) const;
+ virtual size_t name_to_index (string) const=0;
+ virtual size_t index_to_charcode (size_t) const;
+ virtual Real design_size () const;
+ virtual Stencil find_by_name (string) const;
+ virtual SCM sub_fonts () const;
+ virtual SCM font_file_name () const;
+ DECLARE_SMOBS (Font_metric);
+
private:
- Font_metric (Font_metric const&); // no copy.
+ /* No copying, no implicit copy constructor. */
+ Font_metric (Font_metric const &);
+
protected:
+ virtual void derived_mark () const;
+
Font_metric ();
};
-Font_metric * unsmob_metrics (SCM s);
+DECLARE_UNSMOB (Font_metric, metrics);
-#endif /* FONT_METRIC_HH */
+char *pfb2pfa (Byte const *pfb, int length);
+#endif /* FONT_METRIC_HH */