rxvt-unicode/src/rxvtfont.h

#ifndef DEFAULTFONT_H_
#define DEFAULTFONT_H_

#include <X11/Xlib.h>
#if XFT
# include <X11/Xft/Xft.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, ascent;
  int weight, slant;
};

struct rxvt_font
{
  // managed by the fontset
  rxvt_term *term;
  void set_term (rxvt_term *term) { this->term = term; }

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

  // managed by the font object
  int ascent, descent,
      width, height;

  void set_name (char *name_);

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

  virtual void clear () { };

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

  virtual rxvt_fontprop properties () = 0;

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

  enum { fontCount =  7 }; // must be power-of-two - 1, also has to match RS_fontMask in rxvt.h
  enum { firstFont =  2 }; // index of first font in set

  rxvt_fontset (rxvt_term *term);
  ~rxvt_fontset ();

  bool populate (const char *desc);
  void set_prop (const rxvt_fontprop &prop, bool force_prop) { this->prop = prop; this->force_prop = force_prop; }
  int find_font_idx (uint32_t unicode);
  int find_font (const char *name) const;
  bool realize_font (int i);

  rxvt_font *operator [] (int id) const
  {
    return fonts[id >> 1];
  }

  int
  find_font (unicode_t unicode)
  {
    return min<int> ((fontCount << 1) | 1, find_font_idx (unicode));
  }

private:
  rxvt_term *term;
  rxvt_fontprop prop;
  bool force_prop;
  simplevec<rxvt_font *> fonts;
  const rxvt_fallback_font *fallback;

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

  void clear ();
  rxvt_font *new_font (const char *name, codeset cs);
  void prepare_font (rxvt_font *font, codeset cs);
  void add_fonts (const char *desc);
  void push_font (rxvt_font *font);
};

#endif /* _DEFAULTFONT_H_ */

Revision:	1.36
Committed:	Sat Apr 17 23:00:45 2010 UTC (14 years, 1 month ago) by sf-exg
Content type:	text/plain
Branch:	MAIN
Changes since 1.35:	+1 -1 lines
Log Message:	Disable colorRV resource. Make OSC 17 apply to highlightColor. Make highlightColor apply also to selected cells with reverse video. Add highlightTextColor resource to change the foreground colour of highlighted characters.
#	Content
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	#include <inttypes.h>
10
11	#include "feature.h"
12	#include "encoding.h"
13	#include "rxvtutil.h"
14	#include "rxvttoolkit.h"
15
16	struct rxvt_term;
17
18	struct rxvt_fontprop
19	{
20	enum {
21	unset = -1,
22	medium = 100, bold = 200,
23	roman = 0, italic = 100,
24	};
25	int width, height, ascent;
26	int weight, slant;
27	};
28
29	struct rxvt_font
30	{
31	// managed by the fontset
32	rxvt_term *term;
33	void set_term (rxvt_term *term) { this->term = term; }
34
35	char *name;
36	codeset cs;
37	bool loaded; // whether we tried loading it before (not whether it's loaded)
38
39	// managed by the font object
40	int ascent, descent,
41	width, height;
42
43	void set_name (char *name_);
44
45	rxvt_font ();
46	virtual ~rxvt_font () { free (name); };
47
48	virtual void clear () { };
49
50	void clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const;
51
52	virtual rxvt_fontprop properties () = 0;
53
54	virtual bool load (const rxvt_fontprop &morph, bool force_prop) = 0;
55	virtual bool has_char (uint32_t unicode, const rxvt_fontprop *prop, bool &careful) const = 0;
56
57	virtual void draw (rxvt_drawable &d,
58	int x, int y,
59	const text_t *text, int len,
60	int fg, int bg) = 0;
61	};
62
63	#define FONT_UNREF(f) do { (f)->clear (); delete (f); } while (0)
64
65	struct rxvt_fallback_font;
66
67	struct rxvt_fontset
68	{
69	char *fontdesc;
70
71	enum { fontCount = 7 }; // must be power-of-two - 1, also has to match RS_fontMask in rxvt.h
72	enum { firstFont = 2 }; // index of first font in set
73
74	rxvt_fontset (rxvt_term *term);
75	~rxvt_fontset ();
76
77	bool populate (const char *desc);
78	void set_prop (const rxvt_fontprop &prop, bool force_prop) { this->prop = prop; this->force_prop = force_prop; }
79	int find_font_idx (uint32_t unicode);
80	int find_font (const char *name) const;
81	bool realize_font (int i);
82
83	rxvt_font *operator [] (int id) const
84	{
85	return fonts[id >> 1];
86	}
87
88	int
89	find_font (unicode_t unicode)
90	{
91	return min<int> ((fontCount << 1) \| 1, find_font_idx (unicode));
92	}
93
94	private:
95	rxvt_term *term;
96	rxvt_fontprop prop;
97	bool force_prop;
98	simplevec<rxvt_font *> fonts;
99	const rxvt_fallback_font *fallback;
100
101	typedef unsigned char pagemap[256];
102	vector<pagemap *> fmap;
103
104	void clear ();
105	rxvt_font new_font (const char name, codeset cs);
106	void prepare_font (rxvt_font *font, codeset cs);
107	void add_fonts (const char *desc);
108	void push_font (rxvt_font *font);
109	};
110
111	#endif /* _DEFAULTFONT_H_ */
112