-/*
+/*
font-metric.hh -- declare Font_metric
-
+
source file of the GNU LilyPond music typesetter
-
- (c) 1999--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
+
+ (c) 1999--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
#ifndef FONT_METRIC_HH
#define FONT_METRIC_HH
#include "box.hh"
-#include "lily-guile.hh"
-#include "smobs.hh"
#include "lily-proto.hh"
+#include "smobs.hh"
+#include "virtual-methods.hh"
-struct Font_metric
+class Font_metric
{
+ DECLARE_CLASSNAME(Font_metric);
+
public:
- SCM name_;
- virtual SCM description () const;
- virtual Box get_char (int ascii, Real mag) const;
- virtual Box text_dimension (String, Real mag = 1.0) const;
- virtual Molecule find_by_name (String, Real mag = 1.0) const;
+ SCM description_;
+ String file_name_;
+
+ virtual Stencil text_stencil (String) const;
+ virtual Box text_dimension (String) const;
+ virtual String font_name () const;
+ virtual int count () const;
+ virtual Offset attachment_point (String) const;
+ virtual Offset get_indexed_wxwy (int) const;
+ virtual Box get_indexed_char (int index) const;
+ virtual Box get_ascii_char (int ascii) const;
+ virtual int name_to_index (String) const;
+ virtual unsigned index_to_charcode (int) const;
+ virtual int index_to_ascii (int) const;
+ virtual Real design_size () const;
+ virtual Stencil find_by_name (String) const;
+ virtual Stencil get_indexed_char_stencil (int k) const;
+ virtual Stencil get_ascii_char_stencil (int k) const;
+ virtual SCM sub_fonts () const;
+ virtual SCM font_file_name () const;
+ DECLARE_SMOBS (Font_metric,);
- 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 ();
};
+int get_encoded_index (Font_metric *m, String input_coding, int code);
-struct Scaled_font_metric : public Font_metric
+class Simple_font_metric : public Font_metric
{
- virtual SCM description () const;
- virtual Box text_dimension (String, Real) const;
- virtual Molecule find_by_name (String, Real) const;
- static SCM make_scaled_font_metric (Font_metric*, Real);
-protected:
- Font_metric *orig_l_;
- Real magnification_f_;
-
- Scaled_font_metric (Font_metric*,Real);
+ DECLARE_CLASSNAME(Simple_font_metric);
+public:
};
-Font_metric * unsmob_metrics (SCM s);
+DECLARE_UNSMOB (Font_metric, metrics);
-#endif /* FONT_METRIC_HH */
+Box lookup_tex_text_dimension (Font_metric *font, SCM text);
+#endif /* FONT_METRIC_HH */