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;
  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_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:	1.15
Committed:	Fri Feb 27 02:52:51 2004 UTC (20 years, 4 months ago) by pcg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rel-2_1_0, rxvt-2-0, rel-2_0
Changes since 1.14:	+12 -3 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	pcg	1.15	#if XFT
40	pcg	1.14	XftDraw *xftdrawable;
41	pcg	1.15	operator XftDraw *();
42	pcg	1.14	#endif
43	pcg	1.15
44	pcg	1.14	rxvt_drawable (rxvt_display *display, Drawable drawable)
45	pcg	1.15	: display(display),
46			#if XFT
47			xftdrawable(0),
48			#endif
49			drawable(drawable)
50			{ }
51
52			#if XFT
53	pcg	1.14	~rxvt_drawable ();
54	pcg	1.15	#endif
55	pcg	1.14
56			operator Drawable() { return drawable; }
57			};
58
59	pcg	1.1	struct rxvt_font {
60			// managed by the fontset
61	pcg	1.5	rxvt_t r;
62			void set_term (rxvt_t r) { this->r = r; }
63
64	pcg	1.1	char *name;
65			codeset cs;
66	pcg	1.6	bool loaded; // wether we tried loading it before (not wether it's loaded)
67	pcg	1.1
68			// managed by the font object
69	pcg	1.7	bool slow; // wether this is a proportional font or has other funny characteristics
70	pcg	1.1	int ascent, descent,
71			width, height;
72
73			void set_name (char *name)
74			{
75			if (this->name) free (this->name); // let the compiler optimize
76			this->name = name;
77			}
78
79			rxvt_font () { name = 0; }
80	pcg	1.12	~rxvt_font () { free (name); };
81	pcg	1.1
82	pcg	1.14	void clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color);
83	pcg	1.1
84			virtual void clear () { };
85
86	pcg	1.7	virtual rxvt_fontprop properties () = 0;
87
88			virtual bool load (const rxvt_fontprop &prop) = 0;
89	pcg	1.1	virtual bool has_codepoint (uint32_t unicode) = 0;
90
91	pcg	1.14	virtual void draw (rxvt_drawable &d,
92			int x, int y,
93	pcg	1.1	const text_t *text, int len,
94			int fg, int bg) = 0;
95			};
96
97	pcg	1.12	#define FONT_UNREF(f) do { (f)->clear (); delete (f); } while (0)
98	pcg	1.1
99			struct rxvt_fallback_font;
100
101			struct rxvt_fontset {
102	pcg	1.5	rxvt_fontset (rxvt_t r);
103	pcg	1.1	~rxvt_fontset ();
104
105			rxvt_font new_font (const char name, codeset cs);
106
107	pcg	1.13	bool populate (const char *desc);
108	pcg	1.1	int find_font (uint32_t unicode);
109
110	pcg	1.11	rxvt_font *operator [] (int id) const
111	pcg	1.1	{
112			return fonts[id];
113			}
114
115			rxvt_font *base_font () const
116			{
117			return fonts[base_id];
118			}
119
120			private:
121	pcg	1.5	rxvt_t r;
122	pcg	1.1	simplevec<rxvt_font *> fonts;
123			const rxvt_fallback_font *fallback;
124
125	pcg	1.7	rxvt_fontprop base_prop;
126	pcg	1.1	int base_id;
127
128			bool realize_font (int i);
129			void add_fonts (const char *desc);
130			void clear ();
131			};
132
133			#endif /* _DEFAULTFONT_H_ */
134