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/cvs/rxvt-unicode/src/rxvtfont.h
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Comparing rxvt-unicode/src/rxvtfont.h (file contents):
Revision 1.25 by root, Wed Nov 5 14:43:54 2008 UTC vs.
Revision 1.45 by root, Thu Jun 17 11:01:57 2021 UTC

… …
6# include <X11/Xft/Xft.h> 6# include <X11/Xft/Xft.h>
7#endif 7#endif
8 8
9#include <inttypes.h> 9#include <inttypes.h>
10 10
11#include "feature.h"
12#include "encoding.h" 11#include "encoding.h"
13#include "rxvtutil.h" 12#include "rxvtutil.h"
14#include "rxvttoolkit.h" 13#include "rxvttoolkit.h"
15 14
16struct rxvt_term; 15struct rxvt_term;
… …
32 rxvt_term *term; 31 rxvt_term *term;
33 void set_term (rxvt_term *term) { this->term = term; } 32 void set_term (rxvt_term *term) { this->term = term; }
34 33
35 char *name; 34 char *name;
36 codeset cs; 35 codeset cs;
37 bool loaded; // wether we tried loading it before (not wether it's loaded) 36 bool loaded; // whether we tried loading it before (not whether it's loaded)
37 bool can_compose; // whether the font composes glyphs itself or not, should be a class method, but.. speed....
38 38
39 // managed by the font object 39 // managed by the font object
40 int ascent, descent, 40 int ascent, descent,
41 width, height; 41 width, height;
42 42
43 void set_name (char *name); 43 void set_name (char *name_);
44 44
45 rxvt_font (); 45 rxvt_font ();
46 virtual ~rxvt_font () { free (name); }; 46 virtual ~rxvt_font () { free (name); };
47 47
48 virtual void clear () { }; 48 virtual void clear () { };
… …
56 56
57 virtual void draw (rxvt_drawable &d, 57 virtual void draw (rxvt_drawable &d,
58 int x, int y, 58 int x, int y,
59 const text_t *text, int len, 59 const text_t *text, int len,
60 int fg, int bg) = 0; 60 int fg, int bg) = 0;
61
62 void unref ()
63 {
64 clear ();
65 delete this;
66 }
61}; 67};
62
63#define FONT_UNREF(f) do { (f)->clear (); delete (f); } while (0)
64 68
65struct rxvt_fallback_font; 69struct rxvt_fallback_font;
66 70
67struct rxvt_fontset 71struct rxvt_fontset
68{ 72{
69 char *fontdesc; 73 char *fontdesc;
70 74
75 // must be power-of-two - 1, also has to match RS_fontMask in rxvt.h
76#if USE_256_COLORS
77 enum { fontCount = 7 }; // 2 extra colors bits, 2 fewer fontcount bits
78#else
79 enum { fontCount = 31 };
80#endif
81
82 // index of first font in set
83 enum { firstFont = 2 };
84
71 rxvt_fontset (rxvt_term *term); 85 rxvt_fontset (rxvt_term *term);
72 ~rxvt_fontset (); 86 ~rxvt_fontset ();
73 87
74 bool populate (const char *desc); 88 bool populate (const char *desc);
75 void set_prop (const rxvt_fontprop &prop, bool force_prop) { this->prop = prop; this->force_prop = force_prop; } 89 void set_prop (const rxvt_fontprop &prop, bool force_prop) { this->prop = prop; this->force_prop = force_prop; }
76 int find_font (uint32_t unicode); 90 int find_font_idx (uint32_t unicode);
77 int find_font (const char *name) const; 91 int find_font (const char *name) const;
78 bool realize_font (int i); 92 bool realize_font (int i);
79 93
80 // font-id's MUST fit into a signed 16 bit integer, and within 0..255
81 rxvt_font *operator [] (int id) const 94 rxvt_font *operator [] (int id) const
82 { 95 {
83 return fonts[id & 0x7f]; 96 return fonts[id >> 1];
97 }
98
99 int
100 find_font (unicode_t unicode)
101 {
102 return min<int> ((fontCount << 1) | 1, find_font_idx (unicode));
103 }
104
105 // find the font containing ' ' - we always assume this is font 1, as
106 // every font should contain space, and font 1 is our base font.
107 // pango assumes this, so it must be correct!
108 int
109 find_space_font ()
110 {
111 return 1 << 1;
84 } 112 }
85 113
86private: 114private:
87 rxvt_term *term; 115 rxvt_term *term;
88 rxvt_fontprop prop; 116 rxvt_fontprop prop;
89 bool force_prop; 117 bool force_prop;
90 simplevec<rxvt_font *> fonts; 118 simplevec<rxvt_font *> fonts;
91 const rxvt_fallback_font *fallback; 119 const rxvt_fallback_font *fallback;
92 120
93 typedef unsigned char pagemap[256]; 121 // this once was a "typedef xxx pagemap[256]
122 // but c++ arrays are not normal types, and cannot be
123 // put into containers, new doesn't work for them etc. etc.
124 // so we wrap out array into an object that acts like one. doh.
125 // example: C++ has no separate new and new [] forms,
126 // and if pagemap is char[256], new incorrectly assumes we want to
127 // allocate an array of chars instead of a single pagemap.
128 struct pagemap
129 {
130 unsigned char cppsucks[256];
131 unsigned char &operator [](int i) { return cppsucks [i]; };
132 };
94 vector<pagemap *> fmap; 133 vector<pagemap *> fmap;
95 134
96 void clear (); 135 void clear ();
97 rxvt_font *new_font (const char *name, codeset cs); 136 rxvt_font *new_font (const char *name, codeset cs);
137 void prepare_font (rxvt_font *font, codeset cs);
98 void add_fonts (const char *desc); 138 void add_fonts (const char *desc);
139 void push_font (rxvt_font *font);
99}; 140};
100 141
101#endif /* _DEFAULTFONT_H_ */ 142#endif /* _DEFAULTFONT_H_ */
102 143

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