rxvt-unicode/src/defaultfont.h

#ifndef DEFAULTFONT_H_
#define DEFAULTFONT_H_

#include <X11/Xlib.h>
#if XFT
# include <X11/Xft/Xft.h>
#endif

#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_drawable {
  rxvt_display *display;
  Drawable drawable;
# if XFT
  XftDraw *xftdrawable;
#endif
  rxvt_drawable (rxvt_display *display, Drawable drawable)
  : display(display), drawable(drawable), xftdrawable(0) { }
  ~rxvt_drawable ();

  operator Drawable() { return drawable; }
  operator XftDraw *();
};

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 (rxvt_drawable &d, 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 (rxvt_drawable &d,
                     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:	1.14
Committed:	Tue Feb 24 00:44:23 2004 UTC (22 years, 7 months ago) by pcg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rel-1-9, rel-1_9
Changes since 1.13:	+22 -2 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	pcg	1.14	#include <X11/Xlib.h>
5			#if XFT
6			# include <X11/Xft/Xft.h>
7			#endif
8
9	pcg	1.1	#ifdef HAVE_XSETLOCALE
10			# define X_LOCALE
11			# include <X11/Xlocale.h>
12			#else
13			# ifdef HAVE_SETLOCALE
14			# include <locale.h>
15			# endif
16			#endif /* HAVE_XLOCALE */
17
18			#ifdef HAVE_NL_LANGINFO
19			# include <langinfo.h>
20			#endif
21
22			#include "rxvtlib.h"
23			#include "feature.h"
24			#include "encoding.h"
25	pcg	1.9	#include "rxvtstl.h"
26	pcg	1.1
27	pcg	1.7	struct rxvt_fontprop {
28			enum {
29			medium = 100, bold = 200,
30			roman = 0, italic = 100,
31			};
32	pcg	1.8	int width, height;
33			int weight, slant;
34	pcg	1.7	};
35
36	pcg	1.14	struct rxvt_drawable {
37			rxvt_display *display;
38			Drawable drawable;
39			# if XFT
40			XftDraw *xftdrawable;
41			#endif
42			rxvt_drawable (rxvt_display *display, Drawable drawable)
43			: display(display), drawable(drawable), xftdrawable(0) { }
44			~rxvt_drawable ();
45
46			operator Drawable() { return drawable; }
47			operator XftDraw *();
48			};
49
50	pcg	1.1	struct rxvt_font {
51			// managed by the fontset
52	pcg	1.5	rxvt_t r;
53			void set_term (rxvt_t r) { this->r = r; }
54
55	pcg	1.1	char *name;
56			codeset cs;
57	pcg	1.6	bool loaded; // wether we tried loading it before (not wether it's loaded)
58	pcg	1.1
59			// managed by the font object
60	pcg	1.7	bool slow; // wether this is a proportional font or has other funny characteristics
61	pcg	1.1	int ascent, descent,
62			width, height;
63
64			void set_name (char *name)
65			{
66			if (this->name) free (this->name); // let the compiler optimize
67			this->name = name;
68			}
69
70			rxvt_font () { name = 0; }
71	pcg	1.12	~rxvt_font () { free (name); };
72	pcg	1.1
73	pcg	1.14	void clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color);
74	pcg	1.1
75			virtual void clear () { };
76
77	pcg	1.7	virtual rxvt_fontprop properties () = 0;
78
79			virtual bool load (const rxvt_fontprop &prop) = 0;
80	pcg	1.1	virtual bool has_codepoint (uint32_t unicode) = 0;
81
82	pcg	1.14	virtual void draw (rxvt_drawable &d,
83			int x, int y,
84	pcg	1.1	const text_t *text, int len,
85			int fg, int bg) = 0;
86			};
87
88	pcg	1.12	#define FONT_UNREF(f) do { (f)->clear (); delete (f); } while (0)
89	pcg	1.1
90			struct rxvt_fallback_font;
91
92			struct rxvt_fontset {
93	pcg	1.5	rxvt_fontset (rxvt_t r);
94	pcg	1.1	~rxvt_fontset ();
95
96			rxvt_font new_font (const char name, codeset cs);
97
98	pcg	1.13	bool populate (const char *desc);
99	pcg	1.1	int find_font (uint32_t unicode);
100
101	pcg	1.11	rxvt_font *operator [] (int id) const
102	pcg	1.1	{
103			return fonts[id];
104			}
105
106			rxvt_font *base_font () const
107			{
108			return fonts[base_id];
109			}
110
111			private:
112	pcg	1.5	rxvt_t r;
113	pcg	1.1	simplevec<rxvt_font *> fonts;
114			const rxvt_fallback_font *fallback;
115
116	pcg	1.7	rxvt_fontprop base_prop;
117	pcg	1.1	int base_id;
118
119			bool realize_font (int i);
120			void add_fonts (const char *desc);
121			void clear ();
122			};
123
124			#endif /* _DEFAULTFONT_H_ */
125