rxvt-unicode/src/rxvtfont.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 <clocale>
# endif
#endif                          /* HAVE_XLOCALE */

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

#include <inttypes.h>

#include "feature.h"
#include "encoding.h"
#include "rxvtutil.h"
#include "rxvttoolkit.h"

struct rxvt_term;

struct rxvt_fontprop {
  enum {
    unset  = -1,
    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;
  operator XftDraw *();
#endif

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

#if XFT
  ~rxvt_drawable ();
#endif

  operator Drawable() { return drawable; }
};

struct rxvt_font {
  // managed by the fontset
  rxvt_term *r;
  void set_term (rxvt_term *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
  int ascent, descent,
      width, height;

  void set_name (char *name);

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

  virtual void clear () { };

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

  virtual rxvt_fontprop properties () = 0;

  virtual bool load (const rxvt_fontprop &morph) = 0;
  virtual bool has_char (uint32_t unicode, const rxvt_fontprop *prop, bool &careful) = 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 {
  char *fontdesc;
  rxvt_fontprop prop;

  rxvt_fontset (rxvt_term *r);
  ~rxvt_fontset ();

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

  bool populate (const char *desc, const rxvt_fontprop &prop);
  int find_font (uint32_t unicode);
  int find_font (const char *name) const;
  bool realize_font (int i);

  // font-id's MUST fit into a signed 16 bit integer, and within 0..255
  rxvt_font *operator [] (int id) const
  {
    return fonts[id & 0x7f];
  }

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

  typedef unsigned char pagemap[256];
  vector<pagemap *> fmap;

  void add_fonts (const char *desc);
  void clear ();
};

#endif /* _DEFAULTFONT_H_ */

Revision:	1.12
Committed:	Wed Aug 25 05:03:33 2004 UTC (19 years, 9 months ago) by root
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rel-3_8
Changes since 1.1:	+22 -29 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#ifndef DEFAULTFONT_H_
2			#define DEFAULTFONT_H_
3
4			#include <X11/Xlib.h>
5			#if XFT
6			# include <X11/Xft/Xft.h>
7			#endif
8
9			#ifdef HAVE_XSETLOCALE
10			# define X_LOCALE
11			# include <X11/Xlocale.h>
12			#else
13			# ifdef HAVE_SETLOCALE
14			# include <clocale>
15			# endif
16			#endif /* HAVE_XLOCALE */
17
18			#ifdef HAVE_NL_LANGINFO
19			# include <langinfo.h>
20			#endif
21
22			#include <inttypes.h>
23
24			#include "feature.h"
25			#include "encoding.h"
26			#include "rxvtutil.h"
27	root	1.12	#include "rxvttoolkit.h"
28
29			struct rxvt_term;
30	root	1.1
31			struct rxvt_fontprop {
32			enum {
33	root	1.12	unset = -1,
34	root	1.1	medium = 100, bold = 200,
35			roman = 0, italic = 100,
36			};
37			int width, height;
38			int weight, slant;
39			};
40
41			struct rxvt_drawable {
42			rxvt_display *display;
43			Drawable drawable;
44			#if XFT
45			XftDraw *xftdrawable;
46			operator XftDraw *();
47			#endif
48
49			rxvt_drawable (rxvt_display *display, Drawable drawable)
50			: display(display),
51			#if XFT
52			xftdrawable(0),
53			#endif
54			drawable(drawable)
55			{ }
56
57			#if XFT
58			~rxvt_drawable ();
59			#endif
60
61			operator Drawable() { return drawable; }
62			};
63
64			struct rxvt_font {
65			// managed by the fontset
66	root	1.12	rxvt_term *r;
67			void set_term (rxvt_term *r) { this->r = r; }
68	root	1.1
69			char *name;
70			codeset cs;
71			bool loaded; // wether we tried loading it before (not wether it's loaded)
72
73			// managed by the font object
74			int ascent, descent,
75			width, height;
76
77	root	1.12	void set_name (char *name);
78	root	1.1
79			rxvt_font () { name = 0; }
80	root	1.12	virtual ~rxvt_font () { free (name); };
81
82			virtual void clear () { };
83	root	1.1
84			void clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color);
85
86			virtual rxvt_fontprop properties () = 0;
87
88	root	1.12	virtual bool load (const rxvt_fontprop &morph) = 0;
89			virtual bool has_char (uint32_t unicode, const rxvt_fontprop *prop, bool &careful) = 0;
90	root	1.1
91			virtual void draw (rxvt_drawable &d,
92			int x, int y,
93			const text_t *text, int len,
94			int fg, int bg) = 0;
95			};
96
97			#define FONT_UNREF(f) do { (f)->clear (); delete (f); } while (0)
98
99			struct rxvt_fallback_font;
100
101			struct rxvt_fontset {
102			char *fontdesc;
103	root	1.12	rxvt_fontprop prop;
104	root	1.1
105	root	1.12	rxvt_fontset (rxvt_term *r);
106	root	1.1	~rxvt_fontset ();
107
108			rxvt_font new_font (const char name, codeset cs);
109
110	root	1.12	bool populate (const char *desc, const rxvt_fontprop &prop);
111			int find_font (uint32_t unicode);
112	root	1.1	int find_font (const char *name) const;
113	root	1.12	bool realize_font (int i);
114	root	1.1
115	root	1.12	// font-id's MUST fit into a signed 16 bit integer, and within 0..255
116	root	1.1	rxvt_font *operator [] (int id) const
117			{
118	root	1.12	return fonts[id & 0x7f];
119	root	1.1	}
120
121			private:
122	root	1.12	rxvt_term *r;
123	root	1.1	simplevec<rxvt_font *> fonts;
124			const rxvt_fallback_font *fallback;
125
126	root	1.12	typedef unsigned char pagemap[256];
127			vector<pagemap *> fmap;
128	root	1.1
129			void add_fonts (const char *desc);
130			void clear ();
131			};
132
133			#endif /* _DEFAULTFONT_H_ */
134