rxvt-unicode/src/defaultfont.h

#ifndef DEFAULTFONT_H_
#define DEFAULTFONT_H_

#ifdef HAVE_XSETLOCALE
# define X_LOCALE
# include <X11/Xlocale.h>
#else
# ifdef HAVE_SETLOCALE
#  include <locale.h>
# endif
#endif                          /* HAVE_XLOCALE */

#ifdef HAVE_NL_LANGINFO
# include <langinfo.h>
#endif

#include "rxvtlib.h"
#include "feature.h"
#include "encoding.h"
#include "rxvtstl.h"

struct rxvt_fontprop {
  enum {
    medium = 100, bold = 200,
    roman  = 0, italic = 100,
  };
  int width, height;
  int weight, slant;
};

struct rxvt_font {
  // managed by the fontset
  rxvt_t r;
  void set_term (rxvt_t r) { this->r = r; }

  char *name;
  codeset cs;
  bool loaded; // wether we tried loading it before (not wether it's loaded)

  // managed by the font object
  bool slow; // wether this is a proportional font or has other funny characteristics
  int ascent, descent,
      width, height;

  void set_name (char *name)
  {
    if (this->name) free (this->name); // let the compiler optimize
    this->name = name;
  }

  rxvt_font () { name = 0; }
  ~rxvt_font () { free (name); };

  void clear_rect (int x, int y, int w, int h, int color);

  virtual void clear () { };

  virtual rxvt_fontprop properties () = 0;

  virtual bool load (const rxvt_fontprop &prop) = 0;
  virtual bool has_codepoint (uint32_t unicode) = 0;

  virtual void draw (int x, int y,
                     const text_t *text, int len,
                     int fg, int bg) = 0;
};

#define FONT_UNREF(f) do { (f)->clear (); delete (f); } while (0)

struct rxvt_fallback_font;

struct rxvt_fontset {
  rxvt_fontset (rxvt_t r);
  ~rxvt_fontset ();

  rxvt_font *new_font (const char *name, codeset cs);

  bool populate (const char *desc);
  int find_font (uint32_t unicode);

  rxvt_font *operator [] (int id) const
  {
    return fonts[id];
  }

  rxvt_font *base_font () const
  {
    return fonts[base_id];
  }

private:
  rxvt_t r;
  simplevec<rxvt_font *> fonts;
  const rxvt_fallback_font *fallback;

  rxvt_fontprop base_prop;
  int base_id;

  bool realize_font (int i);
  void add_fonts (const char *desc);
  void clear ();
};

#endif /* _DEFAULTFONT_H_ */

Revision:	1.13
Committed:	Sun Feb 22 08:28:36 2004 UTC (20 years, 3 months ago) by pcg
Content type:	text/plain
Branch:	MAIN
Changes since 1.12:	+1 -1 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	pcg	1.9	#ifndef DEFAULTFONT_H_
2			#define DEFAULTFONT_H_
3	pcg	1.1
4			#ifdef HAVE_XSETLOCALE
5			# define X_LOCALE
6			# include <X11/Xlocale.h>
7			#else
8			# ifdef HAVE_SETLOCALE
9			# include <locale.h>
10			# endif
11			#endif /* HAVE_XLOCALE */
12
13			#ifdef HAVE_NL_LANGINFO
14			# include <langinfo.h>
15			#endif
16
17			#include "rxvtlib.h"
18			#include "feature.h"
19			#include "encoding.h"
20	pcg	1.9	#include "rxvtstl.h"
21	pcg	1.1
22	pcg	1.7	struct rxvt_fontprop {
23			enum {
24			medium = 100, bold = 200,
25			roman = 0, italic = 100,
26			};
27	pcg	1.8	int width, height;
28			int weight, slant;
29	pcg	1.7	};
30
31	pcg	1.1	struct rxvt_font {
32			// managed by the fontset
33	pcg	1.5	rxvt_t r;
34			void set_term (rxvt_t r) { this->r = r; }
35
36	pcg	1.1	char *name;
37			codeset cs;
38	pcg	1.6	bool loaded; // wether we tried loading it before (not wether it's loaded)
39	pcg	1.1
40			// managed by the font object
41	pcg	1.7	bool slow; // wether this is a proportional font or has other funny characteristics
42	pcg	1.1	int ascent, descent,
43			width, height;
44
45			void set_name (char *name)
46			{
47			if (this->name) free (this->name); // let the compiler optimize
48			this->name = name;
49			}
50
51			rxvt_font () { name = 0; }
52	pcg	1.12	~rxvt_font () { free (name); };
53	pcg	1.1
54			void clear_rect (int x, int y, int w, int h, int color);
55
56			virtual void clear () { };
57
58	pcg	1.7	virtual rxvt_fontprop properties () = 0;
59
60			virtual bool load (const rxvt_fontprop &prop) = 0;
61	pcg	1.1	virtual bool has_codepoint (uint32_t unicode) = 0;
62
63			virtual void draw (int x, int y,
64			const text_t *text, int len,
65			int fg, int bg) = 0;
66			};
67
68	pcg	1.12	#define FONT_UNREF(f) do { (f)->clear (); delete (f); } while (0)
69	pcg	1.1
70			struct rxvt_fallback_font;
71
72			struct rxvt_fontset {
73	pcg	1.5	rxvt_fontset (rxvt_t r);
74	pcg	1.1	~rxvt_fontset ();
75
76			rxvt_font new_font (const char name, codeset cs);
77
78	pcg	1.13	bool populate (const char *desc);
79	pcg	1.1	int find_font (uint32_t unicode);
80
81	pcg	1.11	rxvt_font *operator [] (int id) const
82	pcg	1.1	{
83			return fonts[id];
84			}
85
86			rxvt_font *base_font () const
87			{
88			return fonts[base_id];
89			}
90
91			private:
92	pcg	1.5	rxvt_t r;
93	pcg	1.1	simplevec<rxvt_font *> fonts;
94			const rxvt_fallback_font *fallback;
95
96	pcg	1.7	rxvt_fontprop base_prop;
97	pcg	1.1	int base_id;
98
99			bool realize_font (int i);
100			void add_fonts (const char *desc);
101			void clear ();
102			};
103
104			#endif /* _DEFAULTFONT_H_ */
105