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/cvs/rxvt-unicode/src/rxvtfont.h
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Comparing rxvt-unicode/src/rxvtfont.h (file contents):
Revision 1.13 by root, Wed Aug 25 13:07:07 2004 UTC vs.
Revision 1.45 by root, Thu Jun 17 11:01:57 2021 UTC

… …
4#include <X11/Xlib.h> 4#include <X11/Xlib.h>
5#if XFT 5#if XFT
6# include <X11/Xft/Xft.h> 6# include <X11/Xft/Xft.h>
7#endif 7#endif
8 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> 9#include <inttypes.h>
23 10
24#include "feature.h"
25#include "encoding.h" 11#include "encoding.h"
26#include "rxvtutil.h" 12#include "rxvtutil.h"
27#include "rxvttoolkit.h" 13#include "rxvttoolkit.h"
28 14
29struct rxvt_term; 15struct rxvt_term;
30 16
31struct rxvt_fontprop { 17struct rxvt_fontprop
18{
32 enum { 19 enum {
33 unset = -1, 20 unset = -1,
34 medium = 100, bold = 200, 21 medium = 100, bold = 200,
35 roman = 0, italic = 100, 22 roman = 0, italic = 100,
36 }; 23 };
37 int width, height; 24 int width, height, ascent;
38 int weight, slant; 25 int weight, slant;
39}; 26};
40 27
41struct 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
64struct rxvt_font { 28struct rxvt_font
29{
65 // managed by the fontset 30 // managed by the fontset
66 rxvt_term *r; 31 rxvt_term *term;
67 void set_term (rxvt_term *r) { this->r = r; } 32 void set_term (rxvt_term *term) { this->term = term; }
68 33
69 char *name; 34 char *name;
70 codeset cs; 35 codeset cs;
71 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....
72 38
73 // managed by the font object 39 // managed by the font object
74 int ascent, descent, 40 int ascent, descent,
75 width, height; 41 width, height;
76 42
77 void set_name (char *name); 43 void set_name (char *name_);
78 44
79 rxvt_font () { name = 0; } 45 rxvt_font ();
80 virtual ~rxvt_font () { free (name); }; 46 virtual ~rxvt_font () { free (name); };
81 47
82 virtual void clear () { }; 48 virtual void clear () { };
83 49
84 void clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color); 50 void clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const;
85 51
86 virtual rxvt_fontprop properties () = 0; 52 virtual rxvt_fontprop properties () = 0;
87 53
88 virtual bool load (const rxvt_fontprop &morph) = 0; 54 virtual bool load (const rxvt_fontprop &morph, bool force_prop) = 0;
89 virtual bool has_char (uint32_t unicode, const rxvt_fontprop *prop, bool &careful) = 0; 55 virtual bool has_char (uint32_t unicode, const rxvt_fontprop *prop, bool &careful) const = 0;
90 56
91 virtual void draw (rxvt_drawable &d, 57 virtual void draw (rxvt_drawable &d,
92 int x, int y, 58 int x, int y,
93 const text_t *text, int len, 59 const text_t *text, int len,
94 int fg, int bg) = 0; 60 int fg, int bg) = 0;
61
62 void unref ()
63 {
64 clear ();
65 delete this;
66 }
95}; 67};
96
97#define FONT_UNREF(f) do { (f)->clear (); delete (f); } while (0)
98 68
99struct rxvt_fallback_font; 69struct rxvt_fallback_font;
100 70
101struct rxvt_fontset { 71struct rxvt_fontset
72{
102 char *fontdesc; 73 char *fontdesc;
103 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
104 rxvt_fontset (rxvt_term *r); 85 rxvt_fontset (rxvt_term *term);
105 ~rxvt_fontset (); 86 ~rxvt_fontset ();
106 87
107 bool populate (const char *desc); 88 bool populate (const char *desc);
108 void set_prop (const rxvt_fontprop &prop) { this->prop = prop; } 89 void set_prop (const rxvt_fontprop &prop, bool force_prop) { this->prop = prop; this->force_prop = force_prop; }
109 int find_font (uint32_t unicode); 90 int find_font_idx (uint32_t unicode);
110 int find_font (const char *name) const; 91 int find_font (const char *name) const;
111 bool realize_font (int i); 92 bool realize_font (int i);
112 93
113 // font-id's MUST fit into a signed 16 bit integer, and within 0..255
114 rxvt_font *operator [] (int id) const 94 rxvt_font *operator [] (int id) const
115 { 95 {
116 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;
117 } 112 }
118 113
119private: 114private:
120 rxvt_term *r; 115 rxvt_term *term;
121 rxvt_fontprop prop; 116 rxvt_fontprop prop;
117 bool force_prop;
122 simplevec<rxvt_font *> fonts; 118 simplevec<rxvt_font *> fonts;
123 const rxvt_fallback_font *fallback; 119 const rxvt_fallback_font *fallback;
124 120
125 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 };
126 vector<pagemap *> fmap; 133 vector<pagemap *> fmap;
127 134
128 void clear (); 135 void clear ();
129 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);
130 void add_fonts (const char *desc); 138 void add_fonts (const char *desc);
139 void push_font (rxvt_font *font);
131}; 140};
132 141
133#endif /* _DEFAULTFONT_H_ */ 142#endif /* _DEFAULTFONT_H_ */
134 143

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