1 |
root |
1.1 |
/*--------------------------------*-C-*---------------------------------* |
2 |
|
|
* File: defaultfont.C |
3 |
|
|
*----------------------------------------------------------------------* |
4 |
|
|
* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> |
5 |
|
|
* - original version. |
6 |
|
|
* |
7 |
|
|
* This program is free software; you can redistribute it and/or modify |
8 |
|
|
* it under the terms of the GNU General Public License as published by |
9 |
|
|
* the Free Software Foundation; either version 2 of the License, or |
10 |
|
|
* (at your option) any later version. |
11 |
|
|
* |
12 |
|
|
* This program is distributed in the hope that it will be useful, |
13 |
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 |
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 |
|
|
* GNU General Public License for more details. |
16 |
|
|
* |
17 |
|
|
* You should have received a copy of the GNU General Public License |
18 |
|
|
* along with this program; if not, write to the Free Software |
19 |
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
20 |
|
|
*---------------------------------------------------------------------*/ |
21 |
|
|
|
22 |
|
|
#include "../config.h" |
23 |
|
|
#include "rxvt.h" |
24 |
root |
1.41 |
#include "rxvtutil.h" |
25 |
root |
1.1 |
#include "rxvtfont.h" |
26 |
|
|
|
27 |
|
|
#include <cstdlib> |
28 |
root |
1.41 |
#include <wchar.h> |
29 |
|
|
#include <inttypes.h> |
30 |
root |
1.1 |
|
31 |
|
|
#define DISPLAY r->display->display |
32 |
|
|
#define TGC r->TermWin.gc |
33 |
|
|
|
34 |
root |
1.41 |
#define MAX_OVERLAP (4 + 1) // max. character width in 4ths of the base width |
35 |
|
|
|
36 |
root |
1.1 |
const struct rxvt_fallback_font { |
37 |
|
|
codeset cs; |
38 |
|
|
const char *name; |
39 |
|
|
} fallback_fonts[] = { |
40 |
|
|
{ CS_ISO8859_1, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-1" }, |
41 |
|
|
{ CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-15" }, |
42 |
|
|
{ CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-fcd8859-15" }, |
43 |
|
|
|
44 |
|
|
#if ENCODING_EU |
45 |
|
|
// cyrillic |
46 |
|
|
{ CS_KOI8_R, "-*-*-*-r-*--*-*-*-*-c-*-koi8-r" }, |
47 |
|
|
{ CS_KOI8_U, "-*-*-*-r-*--*-*-*-*-c-*-koi8-u" }, |
48 |
|
|
|
49 |
|
|
{ CS_ISO8859_2, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-2" }, |
50 |
|
|
{ CS_ISO8859_3, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-3" }, |
51 |
|
|
{ CS_ISO8859_4, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-4" }, |
52 |
|
|
{ CS_ISO8859_5, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-5" }, |
53 |
|
|
{ CS_ISO8859_6, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-6" }, |
54 |
|
|
{ CS_ISO8859_7, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-7" }, |
55 |
|
|
{ CS_ISO8859_8, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-8" }, |
56 |
|
|
{ CS_ISO8859_9, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-9" }, |
57 |
|
|
{ CS_ISO8859_10, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-10" }, |
58 |
|
|
{ CS_ISO8859_11, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-11" }, |
59 |
|
|
{ CS_ISO8859_13, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-13" }, |
60 |
|
|
{ CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
61 |
|
|
{ CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
62 |
root |
1.41 |
|
63 |
|
|
# if XFT |
64 |
|
|
{ CS_KOI8_U, "xft::spacing=100:lang=ru:antialias=false" }, |
65 |
|
|
|
66 |
|
|
{ CS_ISO8859_5, "xft::spacing=100:lang=ru:antialias=false" }, |
67 |
|
|
{ CS_ISO8859_6, "xft::spacing=100:lang=ar:antialias=false" }, |
68 |
|
|
{ CS_ISO8859_7, "xft::spacing=100:lang=el:antialias=false" }, |
69 |
|
|
{ CS_ISO8859_8, "xft::spacing=100:lang=he:antialias=false" }, |
70 |
|
|
{ CS_ISO8859_9, "xft::spacing=100:lang=tr:antialias=false" }, |
71 |
|
|
{ CS_ISO8859_10, "xft::spacing=100:lang=se:antialias=false" }, |
72 |
|
|
{ CS_ISO8859_11, "xft::spacing=100:lang=th:antialias=false" }, |
73 |
|
|
# endif |
74 |
root |
1.1 |
#endif |
75 |
|
|
|
76 |
|
|
// japanese |
77 |
|
|
#if ENCODING_JP || ENCODING_JP_EXT |
78 |
|
|
# if XFT |
79 |
|
|
// prefer xft for complex scripts |
80 |
root |
1.41 |
{ CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" }, |
81 |
|
|
{ CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" }, |
82 |
|
|
{ CS_JIS0208_1990_0, "xft:Mincho:antialias=false" }, |
83 |
|
|
{ CS_JIS0208_1990_0, "xft::lang=ja:spacing=100:antialias=false" }, |
84 |
root |
1.1 |
# endif |
85 |
|
|
{ CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
86 |
|
|
{ CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
87 |
|
|
{ CS_JIS0212_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
88 |
|
|
{ CS_JIS0201_1976_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
89 |
|
|
{ CS_JIS0208_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
90 |
|
|
{ CS_JIS0212_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
91 |
|
|
#endif |
92 |
|
|
|
93 |
root |
1.46 |
#if ENCODING_ZH || ENCODING_ZH_EXT |
94 |
root |
1.1 |
# if XFT |
95 |
root |
1.56 |
{ CS_GBK_0, "xft:AR PL KaitiM GB" }, |
96 |
|
|
{ CS_GBK_0, "xft:AR PL SungtiL GB" }, |
97 |
|
|
{ CS_GBK_0, "xft::spacing=100:lang=zh" }, |
98 |
root |
1.1 |
{ CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
99 |
|
|
{ CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
100 |
|
|
{ CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
101 |
|
|
{ CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
102 |
root |
1.41 |
{ CS_GB2312_1980_0, "xft::spacing=100:lang=zh" }, |
103 |
root |
1.1 |
# endif |
104 |
root |
1.56 |
{ CS_GBK_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gbk*-0" }, |
105 |
root |
1.1 |
{ CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, |
106 |
|
|
{ CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, |
107 |
|
|
{ CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, |
108 |
root |
1.56 |
{ CS_GB2312_1980_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" }, |
109 |
root |
1.1 |
{ CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" }, |
110 |
|
|
{ CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-1" }, |
111 |
|
|
{ CS_CNS11643_1992_2, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-2" }, |
112 |
|
|
{ CS_CNS11643_1992_3, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-3" }, |
113 |
|
|
{ CS_CNS11643_1992_4, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-4" }, |
114 |
|
|
{ CS_CNS11643_1992_5, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-5" }, |
115 |
|
|
{ CS_CNS11643_1992_6, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-6" }, |
116 |
|
|
{ CS_CNS11643_1992_7, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-7" }, |
117 |
|
|
{ CS_CNS11643_1992_F, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-f" }, |
118 |
|
|
#endif |
119 |
|
|
|
120 |
root |
1.41 |
#if ENCODING_KR |
121 |
|
|
{ CS_KSC5601_1987_0, "-baekmuk-gulim-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
122 |
|
|
{ CS_KSC5601_1987_0, "-*-*-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
123 |
|
|
# if XFT |
124 |
|
|
{ CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, |
125 |
|
|
{ CS_KSC5601_1987_0, "xft::spacing=100:lang=ko:antialias=false" }, |
126 |
|
|
# endif |
127 |
root |
1.1 |
#endif |
128 |
root |
1.41 |
|
129 |
|
|
// generic font fallback |
130 |
root |
1.1 |
{ CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
131 |
|
|
{ CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, |
132 |
|
|
{ CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
133 |
|
|
{ CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
134 |
|
|
#if XFT |
135 |
root |
1.46 |
{ CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true"}, |
136 |
|
|
{ CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" }, |
137 |
root |
1.41 |
{ CS_UNICODE, "xft:Andale Mono:antialias=false" }, |
138 |
|
|
{ CS_UNICODE, "xft:Arial Unicode MS:antialias=false" }, |
139 |
|
|
|
140 |
root |
1.1 |
// FreeMono is usually uglier than x fonts, so try last only. |
141 |
root |
1.46 |
{ CS_UNICODE, "xft:FreeMono:autohint=true" }, |
142 |
root |
1.1 |
#endif |
143 |
|
|
|
144 |
|
|
{ CS_UNKNOWN, 0 } |
145 |
|
|
}; |
146 |
|
|
|
147 |
root |
1.41 |
// these characters are used to guess the font height and width |
148 |
root |
1.64 |
// pango uses a similar algorithm and doesn't trust the font either. |
149 |
root |
1.41 |
static uint16_t extent_test_chars[] = { |
150 |
|
|
'0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', |
151 |
|
|
0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ |
152 |
|
|
0x304c, 0x672c, // が本 |
153 |
|
|
}; |
154 |
|
|
|
155 |
|
|
#define NUM_EXTENT_TEST_CHARS (sizeof (extent_test_chars) / sizeof (extent_test_chars[0])) |
156 |
|
|
|
157 |
root |
1.1 |
///////////////////////////////////////////////////////////////////////////// |
158 |
|
|
|
159 |
|
|
#if XFT |
160 |
|
|
rxvt_drawable::~rxvt_drawable () |
161 |
|
|
{ |
162 |
|
|
if (xftdrawable) |
163 |
|
|
XftDrawDestroy (xftdrawable); |
164 |
|
|
} |
165 |
|
|
|
166 |
|
|
rxvt_drawable::operator XftDraw *() |
167 |
|
|
{ |
168 |
|
|
if (!xftdrawable) |
169 |
|
|
xftdrawable = XftDrawCreate (display->display, drawable, display->visual, display->cmap); |
170 |
|
|
|
171 |
|
|
return xftdrawable; |
172 |
|
|
} |
173 |
|
|
#endif |
174 |
|
|
|
175 |
|
|
///////////////////////////////////////////////////////////////////////////// |
176 |
|
|
|
177 |
|
|
static void *enc_buf; |
178 |
|
|
static uint32_t enc_len; |
179 |
|
|
|
180 |
|
|
static inline void * |
181 |
|
|
get_enc_buf (uint32_t len) |
182 |
|
|
{ |
183 |
|
|
if (len > enc_len) |
184 |
|
|
{ |
185 |
|
|
free (enc_buf); |
186 |
|
|
enc_buf = malloc (len); |
187 |
|
|
enc_len = len; |
188 |
|
|
} |
189 |
|
|
|
190 |
|
|
return enc_buf; |
191 |
|
|
} |
192 |
|
|
|
193 |
|
|
static const char * |
194 |
|
|
enc_char (const text_t *text, uint32_t len, codeset cs, bool &zero) |
195 |
|
|
{ |
196 |
|
|
uint8_t *buf = (uint8_t *)get_enc_buf (len); |
197 |
|
|
|
198 |
|
|
while (len--) |
199 |
|
|
{ |
200 |
|
|
uint32_t c = FROM_UNICODE (cs, *text++); |
201 |
|
|
|
202 |
|
|
if (c == NOCHAR) |
203 |
|
|
{ |
204 |
|
|
c = 0; |
205 |
|
|
zero = true; |
206 |
|
|
} |
207 |
|
|
|
208 |
|
|
*buf++ = c; |
209 |
|
|
} |
210 |
|
|
|
211 |
|
|
return (const char *)enc_buf; |
212 |
|
|
} |
213 |
|
|
|
214 |
|
|
static const XChar2b * |
215 |
|
|
enc_xchar2b (const text_t *text, uint32_t len, codeset cs, bool &zero) |
216 |
|
|
{ |
217 |
|
|
XChar2b *buf = (XChar2b *)get_enc_buf (len * sizeof (XChar2b)); |
218 |
|
|
|
219 |
|
|
while (len--) |
220 |
|
|
{ |
221 |
|
|
uint32_t c = FROM_UNICODE (cs, *text++); |
222 |
|
|
|
223 |
|
|
if (c == NOCHAR) |
224 |
|
|
{ |
225 |
|
|
c = 0; |
226 |
|
|
zero = true; |
227 |
|
|
} |
228 |
|
|
|
229 |
|
|
buf->byte1 = c >> 8; |
230 |
|
|
buf->byte2 = c; |
231 |
|
|
buf++; |
232 |
|
|
} |
233 |
|
|
|
234 |
|
|
return (XChar2b *)enc_buf; |
235 |
|
|
} |
236 |
|
|
|
237 |
|
|
///////////////////////////////////////////////////////////////////////////// |
238 |
|
|
|
239 |
|
|
void |
240 |
root |
1.41 |
rxvt_font::set_name (char *name) |
241 |
|
|
{ |
242 |
|
|
if (this->name == name) |
243 |
|
|
return; |
244 |
|
|
|
245 |
|
|
if (this->name) free (this->name); // let the compiler optimize |
246 |
|
|
this->name = name; |
247 |
|
|
} |
248 |
|
|
|
249 |
|
|
void |
250 |
root |
1.1 |
rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) |
251 |
|
|
{ |
252 |
|
|
if (color == Color_bg) |
253 |
|
|
XClearArea (d.display->display, d, x, y, w, h, FALSE); |
254 |
|
|
else if (color >= 0) |
255 |
|
|
{ |
256 |
|
|
#if XFT |
257 |
root |
1.3 |
XftDrawRect (d, &r->pix_colors[color].c, x, y, w, h); |
258 |
root |
1.1 |
#else |
259 |
root |
1.3 |
XSetForeground (d.display->display, TGC, r->pix_colors[color]); |
260 |
root |
1.1 |
XFillRectangle (d.display->display, d, TGC, x, y, w, h); |
261 |
|
|
#endif |
262 |
|
|
} |
263 |
|
|
} |
264 |
|
|
|
265 |
|
|
#include "table/linedraw.h" |
266 |
|
|
|
267 |
|
|
struct rxvt_font_default : rxvt_font { |
268 |
root |
1.41 |
struct rxvt_fontset *fs; |
269 |
|
|
|
270 |
|
|
rxvt_font_default (rxvt_fontset *fs) |
271 |
|
|
: rxvt_font () |
272 |
|
|
{ |
273 |
|
|
this->fs = fs; |
274 |
|
|
} |
275 |
root |
1.1 |
|
276 |
|
|
rxvt_fontprop properties () |
277 |
|
|
{ |
278 |
|
|
rxvt_fontprop p; |
279 |
|
|
|
280 |
|
|
p.width = p.height = 1; |
281 |
|
|
p.weight = rxvt_fontprop::medium; |
282 |
|
|
p.slant = rxvt_fontprop::roman; |
283 |
|
|
|
284 |
|
|
return p; |
285 |
|
|
} |
286 |
|
|
|
287 |
|
|
bool load (const rxvt_fontprop &prop) |
288 |
|
|
{ |
289 |
|
|
width = 1; height = 1; |
290 |
|
|
ascent = 1; descent = 0; |
291 |
|
|
|
292 |
root |
1.41 |
set_name (strdup ("built-in support font")); |
293 |
root |
1.1 |
|
294 |
|
|
return true; |
295 |
|
|
} |
296 |
|
|
|
297 |
root |
1.41 |
bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
298 |
root |
1.1 |
{ |
299 |
root |
1.41 |
careful = false; |
300 |
|
|
|
301 |
root |
1.1 |
if (unicode <= 0x001f) |
302 |
|
|
return true; |
303 |
|
|
|
304 |
|
|
if (unicode <= 0x007f) |
305 |
|
|
return false; |
306 |
|
|
|
307 |
|
|
if (unicode <= 0x009f) |
308 |
|
|
return true; |
309 |
|
|
|
310 |
|
|
if (unicode >= 0x2500 && unicode <= 0x259f) |
311 |
|
|
return true; |
312 |
|
|
|
313 |
|
|
if (IS_COMPOSE (unicode)) |
314 |
|
|
return true; |
315 |
|
|
|
316 |
|
|
switch (unicode) |
317 |
|
|
{ |
318 |
|
|
case ZERO_WIDTH_CHAR: |
319 |
root |
1.41 |
case NOCHAR: |
320 |
root |
1.1 |
return true; |
321 |
|
|
} |
322 |
|
|
|
323 |
|
|
return false; |
324 |
|
|
} |
325 |
|
|
|
326 |
|
|
void draw (rxvt_drawable &d, int x, int y, |
327 |
|
|
const text_t *text, int len, |
328 |
|
|
int fg, int bg); |
329 |
|
|
}; |
330 |
|
|
|
331 |
|
|
void |
332 |
|
|
rxvt_font_default::draw (rxvt_drawable &d, int x, int y, |
333 |
|
|
const text_t *text, int len, |
334 |
|
|
int fg, int bg) |
335 |
|
|
{ |
336 |
|
|
clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
337 |
|
|
|
338 |
root |
1.3 |
XSetForeground (d.display->display, TGC, r->pix_colors[fg]); |
339 |
root |
1.1 |
|
340 |
root |
1.56 |
while (len) |
341 |
root |
1.1 |
{ |
342 |
|
|
#if ENABLE_COMBINING |
343 |
|
|
compose_char *cc; |
344 |
|
|
#endif |
345 |
root |
1.56 |
const text_t *tp = text; |
346 |
|
|
text_t t = *tp; |
347 |
|
|
|
348 |
|
|
while (++text, --len && *text == NOCHAR) |
349 |
|
|
; |
350 |
|
|
|
351 |
|
|
int width = text - tp; |
352 |
|
|
int fwidth = r->TermWin.fwidth * width; |
353 |
root |
1.1 |
|
354 |
|
|
if (0x2500 <= t && t <= 0x259f) |
355 |
|
|
{ |
356 |
|
|
uint16_t offs = linedraw_offs[t - 0x2500]; |
357 |
|
|
uint32_t *a = linedraw_command + (offs >> 4); |
358 |
|
|
uint32_t *b = a + (offs & 15); |
359 |
|
|
|
360 |
root |
1.56 |
int W = fwidth; |
361 |
root |
1.1 |
int H = r->TermWin.fheight; |
362 |
|
|
|
363 |
|
|
int x_[16]; |
364 |
|
|
int y_[16]; |
365 |
|
|
|
366 |
|
|
for (int i = 0; i <= 8; i++) |
367 |
|
|
{ |
368 |
|
|
x_[i] = x + ((W-1) * i + (i*7/8)) / 8; |
369 |
|
|
y_[i] = y + ((H-1) * i + (i*7/8)) / 8; |
370 |
|
|
} |
371 |
|
|
|
372 |
|
|
x_[10] = x + (W - 1) / 2; x_[9] = x_[10] - 1; x_[11] = x_[10] + 1; |
373 |
|
|
y_[10] = y + (H - 1) / 2; y_[9] = y_[10] - 1; y_[11] = y_[10] + 1; |
374 |
|
|
|
375 |
|
|
XGCValues gcv; |
376 |
|
|
|
377 |
|
|
gcv.cap_style = CapButt; |
378 |
|
|
gcv.line_width = 0; |
379 |
|
|
XChangeGC (d.display->display, TGC, GCLineWidth | GCCapStyle, &gcv); |
380 |
|
|
|
381 |
|
|
while (a < b) |
382 |
|
|
{ |
383 |
|
|
uint32_t command = *a++; |
384 |
|
|
|
385 |
|
|
int op = (command >> 24) & 255; |
386 |
|
|
int a = (command >> 20) & 15; |
387 |
|
|
int b = (command >> 16) & 15; |
388 |
|
|
int x1 = x_[(command >> 12) & 15]; |
389 |
|
|
int y1 = y_[(command >> 8) & 15]; |
390 |
|
|
int x2 = x_[(command >> 4) & 15]; |
391 |
|
|
int y2 = y_[(command >> 0) & 15]; |
392 |
|
|
|
393 |
|
|
switch (op) |
394 |
|
|
{ |
395 |
|
|
case 0: // line |
396 |
|
|
XDrawLine (d.display->display, d, TGC, x1, y1, x2, y2); |
397 |
|
|
break; |
398 |
|
|
|
399 |
|
|
case 1: // rectangle, possibly stippled |
400 |
|
|
if (a) |
401 |
|
|
{ |
402 |
|
|
static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 }; |
403 |
|
|
|
404 |
|
|
gcv.fill_style = FillStippled; |
405 |
|
|
gcv.stipple = XCreateBitmapFromData (d.display->display, d, bm + a * 2, 2, 2); |
406 |
|
|
gcv.ts_x_origin = x; |
407 |
|
|
gcv.ts_y_origin = y; |
408 |
|
|
|
409 |
|
|
XChangeGC (d.display->display, TGC, |
410 |
|
|
GCFillStyle | GCStipple | GCTileStipXOrigin | GCTileStipYOrigin, |
411 |
|
|
&gcv); |
412 |
|
|
} |
413 |
|
|
|
414 |
|
|
XFillRectangle (d.display->display, d, TGC, x1, y1, x2 - x1 + 1, y2 - y1 + 1); |
415 |
|
|
|
416 |
|
|
if (a) |
417 |
|
|
{ |
418 |
|
|
XFreePixmap (d.display->display, gcv.stipple); |
419 |
|
|
gcv.stipple = 0; |
420 |
|
|
gcv.fill_style = FillSolid; |
421 |
|
|
XChangeGC (d.display->display, TGC, GCFillStyle, &gcv); |
422 |
|
|
} |
423 |
|
|
break; |
424 |
|
|
case 2: // arc |
425 |
|
|
XDrawArc (d.display->display, d, TGC, |
426 |
|
|
x1 - W/2, y1 - H/2, W-1, H-1, |
427 |
|
|
(a - 1) * 90*64, (b - 1) * 90*64); |
428 |
|
|
break; |
429 |
|
|
} |
430 |
|
|
} |
431 |
|
|
} |
432 |
|
|
#if ENABLE_COMBINING |
433 |
|
|
else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
434 |
|
|
{ |
435 |
root |
1.56 |
text_t chrs[2]; |
436 |
|
|
width = min (2, width); |
437 |
|
|
chrs [1] = NOCHAR; |
438 |
|
|
|
439 |
|
|
*chrs = cc->c1; |
440 |
|
|
rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; |
441 |
|
|
f1->draw (d, x, y, chrs, width, fg, bg); |
442 |
root |
1.46 |
|
443 |
root |
1.1 |
if (cc->c2 != NOCHAR) |
444 |
|
|
{ |
445 |
root |
1.46 |
bool careful; |
446 |
|
|
|
447 |
root |
1.1 |
// prefer font of first character, for no good reasons |
448 |
root |
1.56 |
*chrs = cc->c2; |
449 |
|
|
rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) |
450 |
root |
1.2 |
? f1 |
451 |
root |
1.56 |
: (*fs)[fs->find_font (cc->c2)]; |
452 |
root |
1.1 |
|
453 |
root |
1.56 |
f2->draw (d, x, y, chrs, width, fg, -1); |
454 |
root |
1.1 |
} |
455 |
|
|
} |
456 |
|
|
#endif |
457 |
|
|
else |
458 |
|
|
switch (t) |
459 |
|
|
{ |
460 |
root |
1.41 |
case '\t': |
461 |
root |
1.1 |
case ZERO_WIDTH_CHAR: |
462 |
root |
1.41 |
case NOCHAR: |
463 |
root |
1.1 |
break; |
464 |
|
|
|
465 |
|
|
default: |
466 |
|
|
XDrawRectangle (d.display->display, d, TGC, x + 2, y + 2, |
467 |
root |
1.56 |
fwidth - 4, r->TermWin.fheight - 4); |
468 |
root |
1.1 |
} |
469 |
|
|
|
470 |
root |
1.56 |
x += fwidth; |
471 |
root |
1.1 |
} |
472 |
|
|
} |
473 |
|
|
|
474 |
|
|
///////////////////////////////////////////////////////////////////////////// |
475 |
|
|
|
476 |
|
|
struct rxvt_font_x11 : rxvt_font { |
477 |
|
|
rxvt_font_x11 () { f = 0; } |
478 |
|
|
|
479 |
|
|
void clear (); |
480 |
|
|
|
481 |
|
|
rxvt_fontprop properties (); |
482 |
|
|
|
483 |
|
|
bool load (const rxvt_fontprop &prop); |
484 |
|
|
|
485 |
root |
1.41 |
bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful); |
486 |
root |
1.1 |
|
487 |
|
|
void draw (rxvt_drawable &d, int x, int y, |
488 |
|
|
const text_t *text, int len, |
489 |
|
|
int fg, int bg); |
490 |
|
|
|
491 |
root |
1.41 |
bool slow; // wether this is a proportional font or has other funny characteristics |
492 |
root |
1.1 |
XFontStruct *f; |
493 |
|
|
codeset cs; |
494 |
|
|
bool enc2b, encm; |
495 |
|
|
|
496 |
|
|
char *get_property (XFontStruct *f, const char *property, const char *repl) const; |
497 |
|
|
bool set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth); |
498 |
|
|
bool set_properties (rxvt_fontprop &p, XFontStruct *f); |
499 |
|
|
bool set_properties (rxvt_fontprop &p, const char *name); |
500 |
|
|
}; |
501 |
|
|
|
502 |
|
|
char * |
503 |
|
|
rxvt_font_x11::get_property (XFontStruct *f, const char *property, const char *repl) const |
504 |
|
|
{ |
505 |
|
|
unsigned long value; |
506 |
|
|
|
507 |
|
|
if (XGetFontProperty (f, XInternAtom (DISPLAY, property, 0), &value)) |
508 |
|
|
return XGetAtomName (DISPLAY, value); |
509 |
|
|
else |
510 |
|
|
return rxvt_strdup (repl); |
511 |
|
|
} |
512 |
|
|
|
513 |
|
|
rxvt_fontprop |
514 |
|
|
rxvt_font_x11::properties () |
515 |
|
|
{ |
516 |
|
|
rxvt_fontprop p; |
517 |
|
|
set_properties (p, f); |
518 |
|
|
return p; |
519 |
|
|
} |
520 |
|
|
|
521 |
|
|
bool |
522 |
|
|
rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
523 |
|
|
{ |
524 |
root |
1.41 |
p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2; |
525 |
root |
1.1 |
p.height = height; |
526 |
|
|
p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
527 |
|
|
p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; |
528 |
|
|
|
529 |
|
|
return true; |
530 |
|
|
} |
531 |
|
|
|
532 |
|
|
bool |
533 |
|
|
rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f) |
534 |
|
|
{ |
535 |
|
|
unsigned long height; |
536 |
root |
1.64 |
|
537 |
|
|
#if 0 |
538 |
root |
1.1 |
if (!XGetFontProperty (f, XInternAtom (DISPLAY, "PIXEL_SIZE", 0), &height)) |
539 |
|
|
return false; |
540 |
root |
1.64 |
#else |
541 |
|
|
height = f->ascent + f->descent; |
542 |
|
|
#endif |
543 |
root |
1.1 |
|
544 |
|
|
unsigned long avgwidth; |
545 |
|
|
if (!XGetFontProperty (f, XInternAtom (DISPLAY, "AVERAGE_WIDTH", 0), &avgwidth)) |
546 |
|
|
avgwidth = 0; |
547 |
|
|
|
548 |
|
|
char *weight = get_property (f, "WEIGHT_NAME", "medium"); |
549 |
|
|
char *slant = get_property (f, "SLANT", "r"); |
550 |
|
|
|
551 |
|
|
set_properties (p, height, weight, slant, avgwidth); |
552 |
|
|
|
553 |
|
|
free (weight); |
554 |
|
|
free (slant); |
555 |
|
|
|
556 |
|
|
return true; |
557 |
|
|
} |
558 |
|
|
|
559 |
|
|
bool |
560 |
|
|
rxvt_font_x11::set_properties (rxvt_fontprop &p, const char *name) |
561 |
|
|
{ |
562 |
|
|
int slashes = 0; |
563 |
|
|
const char *comp[13]; |
564 |
|
|
|
565 |
|
|
for (const char *c = name; *c; c++) |
566 |
|
|
if (*c == '-') |
567 |
|
|
{ |
568 |
|
|
comp[slashes++] = c + 1; |
569 |
|
|
if (slashes >= 13) |
570 |
|
|
break; |
571 |
|
|
} |
572 |
|
|
|
573 |
|
|
/* can we short-circuit the costly XLoadQueryFont? */ |
574 |
|
|
if (slashes >= 13 |
575 |
|
|
&& (*comp[ 6] >= '1' && *comp[ 6] <= '9') |
576 |
|
|
&& (*comp[11] >= '0' && *comp[11] <= '9')) |
577 |
|
|
return set_properties (p, atoi (comp[6]), comp[2], comp[3], atoi (comp[11])); |
578 |
|
|
|
579 |
|
|
XFontStruct *f = XLoadQueryFont (DISPLAY, name); |
580 |
|
|
|
581 |
|
|
if (f) |
582 |
|
|
{ |
583 |
|
|
// the font should really exist now. if not, we have a problem |
584 |
|
|
// (e.g. if the user did xset fp rehash just when we were searching fonts). |
585 |
|
|
// in that case, just return garbage. |
586 |
|
|
bool ret = set_properties (p, f); |
587 |
|
|
XFreeFont (DISPLAY, f); |
588 |
|
|
return ret; |
589 |
|
|
} |
590 |
|
|
else |
591 |
|
|
return false; |
592 |
|
|
} |
593 |
|
|
|
594 |
|
|
// fix the size of scalable fonts |
595 |
root |
1.41 |
static bool |
596 |
|
|
replace_field (char *buf, const char *name, int index, const char old, const char *replace) |
597 |
root |
1.1 |
{ |
598 |
|
|
int slashes = 0; |
599 |
root |
1.41 |
const char *field, *end; |
600 |
root |
1.1 |
|
601 |
|
|
for (const char *c = name; *c; c++) |
602 |
|
|
if (*c == '-') |
603 |
|
|
{ |
604 |
root |
1.41 |
if (slashes == index) |
605 |
|
|
field = c + 1; |
606 |
|
|
|
607 |
|
|
if (slashes == index + 1) |
608 |
|
|
end = c; |
609 |
root |
1.1 |
|
610 |
|
|
if (++slashes >= 13) |
611 |
|
|
break; |
612 |
|
|
} |
613 |
|
|
|
614 |
root |
1.41 |
if (slashes >= 13 && (!old || *field == old)) |
615 |
root |
1.1 |
{ |
616 |
root |
1.41 |
// TODO: check for overflow in font-name |
617 |
|
|
strncpy (buf, name, field - name); |
618 |
|
|
buf += field - name; |
619 |
|
|
strcpy (buf, replace); |
620 |
|
|
strcat (buf, end); |
621 |
|
|
|
622 |
|
|
return true; |
623 |
root |
1.1 |
} |
624 |
|
|
else |
625 |
root |
1.41 |
{ |
626 |
|
|
strcpy (buf, name); |
627 |
|
|
|
628 |
|
|
return false; |
629 |
|
|
} |
630 |
root |
1.1 |
} |
631 |
|
|
|
632 |
|
|
bool |
633 |
|
|
rxvt_font_x11::load (const rxvt_fontprop &prop) |
634 |
|
|
{ |
635 |
|
|
clear (); |
636 |
|
|
|
637 |
root |
1.41 |
char field_str[64]; // enough for 128 bits |
638 |
|
|
|
639 |
|
|
// first morph the font if required |
640 |
|
|
if (prop.weight != rxvt_fontprop::unset |
641 |
|
|
|| prop.slant != rxvt_fontprop::unset) |
642 |
|
|
{ |
643 |
|
|
char fname[1024]; |
644 |
|
|
|
645 |
|
|
if (name[0] != '-') |
646 |
|
|
{ |
647 |
|
|
f = XLoadQueryFont (DISPLAY, name); |
648 |
|
|
|
649 |
|
|
if (!f) |
650 |
|
|
return false; |
651 |
|
|
|
652 |
|
|
char *new_name = get_property (f, "FONT", name); |
653 |
|
|
|
654 |
|
|
if (new_name) |
655 |
|
|
set_name (new_name); |
656 |
|
|
else |
657 |
|
|
rxvt_warn ("font '%s' has no FONT property, continuing without.", name); |
658 |
|
|
|
659 |
|
|
XFreeFont (DISPLAY, f); |
660 |
|
|
f = 0; |
661 |
|
|
} |
662 |
|
|
|
663 |
|
|
if (prop.weight != rxvt_fontprop::unset) |
664 |
|
|
{ |
665 |
|
|
replace_field (fname, name, 2, 0, |
666 |
|
|
prop.weight < rxvt_fontprop::bold |
667 |
|
|
? "medium" : "bold"); |
668 |
|
|
set_name (strdup (fname)); |
669 |
|
|
} |
670 |
|
|
|
671 |
|
|
if (prop.slant != rxvt_fontprop::unset) |
672 |
|
|
{ |
673 |
|
|
replace_field (fname, name, 3, 0, |
674 |
|
|
prop.slant < rxvt_fontprop::italic |
675 |
|
|
? "r" : "i"); // TODO: handle "o"blique, too |
676 |
|
|
set_name (strdup (fname)); |
677 |
|
|
} |
678 |
|
|
} |
679 |
|
|
|
680 |
root |
1.64 |
sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset |
681 |
|
|
? 0 : prop.height); |
682 |
|
|
|
683 |
|
|
struct font_weight { |
684 |
|
|
char *name; |
685 |
|
|
int diff; |
686 |
|
|
|
687 |
|
|
void clear () |
688 |
|
|
{ |
689 |
|
|
name = 0; |
690 |
|
|
diff = 0x7fffffff; |
691 |
|
|
} |
692 |
|
|
|
693 |
|
|
font_weight () { clear (); } |
694 |
|
|
~font_weight () { free (name); } |
695 |
|
|
}; |
696 |
|
|
|
697 |
root |
1.1 |
char **list; |
698 |
|
|
int count; |
699 |
root |
1.64 |
list = XListFonts (DISPLAY, name, 4000, &count); |
700 |
root |
1.41 |
|
701 |
root |
1.1 |
set_name (0); |
702 |
|
|
|
703 |
|
|
if (!list) |
704 |
|
|
return false; |
705 |
|
|
|
706 |
root |
1.64 |
font_weight *fonts = new font_weight[count]; |
707 |
root |
1.41 |
|
708 |
root |
1.1 |
for (int i = 0; i < count; i++) |
709 |
|
|
{ |
710 |
|
|
rxvt_fontprop p; |
711 |
|
|
char fname[1024]; |
712 |
root |
1.41 |
|
713 |
|
|
int diff = 0; |
714 |
root |
1.48 |
|
715 |
root |
1.41 |
if (replace_field (fname, list[i], 6, '0', field_str)) |
716 |
|
|
diff += 10; // slightly penalize scalable fonts |
717 |
root |
1.1 |
|
718 |
|
|
if (!set_properties (p, fname)) |
719 |
|
|
continue; |
720 |
|
|
|
721 |
root |
1.41 |
if (prop.height != rxvt_fontprop::unset |
722 |
|
|
&& p.height > prop.height) // weed out too large fonts |
723 |
root |
1.1 |
continue; |
724 |
|
|
|
725 |
root |
1.41 |
if (prop.height != rxvt_fontprop::unset) diff += (prop.height - p.height) * 128; |
726 |
|
|
if (prop.weight != rxvt_fontprop::unset) diff += abs (prop.weight - p.weight); |
727 |
|
|
if (prop.slant != rxvt_fontprop::unset) diff += abs (prop.slant - p.slant); |
728 |
|
|
//if (prop.width != rxvt_fontprop::unset) diff += abs (prop.width - p.width); |
729 |
root |
1.1 |
|
730 |
root |
1.64 |
fonts[i].name = strdup (fname); |
731 |
|
|
fonts[i].diff = diff; |
732 |
root |
1.1 |
} |
733 |
|
|
|
734 |
|
|
XFreeFontNames (list); |
735 |
|
|
|
736 |
root |
1.64 |
// this loop only iterates when the guessed font-size is too small |
737 |
|
|
for (;;) |
738 |
|
|
{ |
739 |
|
|
font_weight *best = fonts + count - 1; |
740 |
|
|
|
741 |
|
|
for (font_weight *w = best; w-- > fonts; ) |
742 |
|
|
if (w->diff < best->diff) |
743 |
|
|
best = w; |
744 |
|
|
|
745 |
|
|
if (!best->name |
746 |
|
|
|| !(f = XLoadQueryFont (DISPLAY, best->name))) |
747 |
|
|
break; |
748 |
|
|
|
749 |
|
|
set_name (best->name); |
750 |
|
|
best->clear (); |
751 |
|
|
|
752 |
|
|
ascent = f->ascent; |
753 |
|
|
descent = f->descent; |
754 |
|
|
height = ascent + descent; |
755 |
|
|
|
756 |
|
|
if (prop.height == rxvt_fontprop::unset |
757 |
|
|
|| height <= prop.height) |
758 |
|
|
break; // font is ready for use |
759 |
|
|
|
760 |
|
|
// PIXEL_SIZE small enough, but real height too large |
761 |
|
|
clear (); |
762 |
|
|
} |
763 |
root |
1.1 |
|
764 |
root |
1.64 |
delete [] fonts; |
765 |
root |
1.1 |
|
766 |
|
|
if (!f) |
767 |
|
|
return false; |
768 |
|
|
|
769 |
|
|
char *registry = get_property (f, "CHARSET_REGISTRY", 0); |
770 |
|
|
char *encoding = get_property (f, "CHARSET_ENCODING", 0); |
771 |
|
|
|
772 |
|
|
if (registry && encoding) |
773 |
|
|
{ |
774 |
|
|
char charset[64]; |
775 |
|
|
snprintf (charset, 64, "%s-%s", registry, encoding); |
776 |
|
|
|
777 |
|
|
cs = codeset_from_name (charset); |
778 |
|
|
} |
779 |
|
|
else |
780 |
|
|
{ |
781 |
|
|
const char *charset = get_property (f, "FONT", 0); |
782 |
|
|
|
783 |
|
|
if (!charset) |
784 |
|
|
charset = name; |
785 |
|
|
|
786 |
|
|
int count = 13; |
787 |
|
|
while (*charset) |
788 |
|
|
if (*charset++ == '-' && !--count) |
789 |
|
|
break; |
790 |
|
|
|
791 |
|
|
cs = codeset_from_name (charset); |
792 |
|
|
} |
793 |
|
|
|
794 |
|
|
free (registry); |
795 |
|
|
free (encoding); |
796 |
|
|
|
797 |
|
|
if (cs == CS_UNICODE) |
798 |
|
|
cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font |
799 |
|
|
|
800 |
|
|
encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
801 |
|
|
enc2b = encm || f->max_char_or_byte2 > 255; |
802 |
|
|
|
803 |
|
|
slow = false; |
804 |
|
|
|
805 |
root |
1.41 |
#if 1 // only used for slow detection, TODO optimize |
806 |
root |
1.1 |
if (f->min_bounds.width == f->max_bounds.width) |
807 |
|
|
width = f->min_bounds.width; |
808 |
|
|
else if (f->per_char == NULL) |
809 |
|
|
width = f->max_bounds.width; |
810 |
|
|
else |
811 |
|
|
{ |
812 |
|
|
slow = true; |
813 |
|
|
|
814 |
|
|
int N = f->max_char_or_byte2 - f->min_char_or_byte2; |
815 |
|
|
|
816 |
|
|
if (encm) |
817 |
|
|
N += (f->max_byte1 - f->min_byte1) |
818 |
|
|
* (f->max_char_or_byte2 - f->min_char_or_byte2 + 1); |
819 |
|
|
|
820 |
|
|
while (N) |
821 |
|
|
{ |
822 |
|
|
if (f->per_char[N].width > width) |
823 |
|
|
width = f->per_char[N].width; |
824 |
|
|
|
825 |
|
|
--N; |
826 |
|
|
} |
827 |
|
|
} |
828 |
root |
1.41 |
#endif |
829 |
|
|
|
830 |
|
|
width = 1; |
831 |
|
|
|
832 |
|
|
for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
833 |
|
|
{ |
834 |
|
|
if (cs != CS_UNICODE |
835 |
|
|
&& *t > 0x100 |
836 |
|
|
&& FROM_UNICODE (cs, *t) == NOCHAR) |
837 |
|
|
continue; |
838 |
|
|
|
839 |
|
|
// ignore characters we wouldn't use anyways |
840 |
|
|
bool careful; |
841 |
|
|
if (!has_char (*t, &prop, careful)) |
842 |
|
|
continue; |
843 |
|
|
|
844 |
|
|
XChar2b ch = { *t >> 8, *t }; |
845 |
|
|
|
846 |
|
|
XCharStruct g; |
847 |
|
|
int dir_ret, asc_ret, des_ret; |
848 |
|
|
XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); |
849 |
|
|
|
850 |
|
|
int wcw = wcwidth (*t); if (wcw > 0) g.width = g.width / wcw; |
851 |
|
|
|
852 |
|
|
if (width < g.width) width = g.width; |
853 |
|
|
} |
854 |
root |
1.1 |
|
855 |
|
|
if (cs == CS_UNKNOWN) |
856 |
|
|
{ |
857 |
|
|
fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
858 |
|
|
|
859 |
|
|
clear (); |
860 |
root |
1.41 |
return false; |
861 |
|
|
} |
862 |
root |
1.1 |
|
863 |
root |
1.41 |
#if 0 // do it per-character |
864 |
|
|
if (prop && width > prop->width) |
865 |
|
|
{ |
866 |
|
|
clear (); |
867 |
root |
1.1 |
return false; |
868 |
|
|
} |
869 |
root |
1.41 |
#endif |
870 |
root |
1.1 |
|
871 |
|
|
return true; |
872 |
|
|
} |
873 |
|
|
|
874 |
|
|
void |
875 |
|
|
rxvt_font_x11::clear () |
876 |
|
|
{ |
877 |
|
|
if (f) |
878 |
|
|
{ |
879 |
|
|
XFreeFont (DISPLAY, f); |
880 |
|
|
f = 0; |
881 |
|
|
} |
882 |
|
|
} |
883 |
|
|
|
884 |
|
|
bool |
885 |
root |
1.41 |
rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
886 |
root |
1.1 |
{ |
887 |
|
|
uint32_t ch = FROM_UNICODE (cs, unicode); |
888 |
|
|
|
889 |
|
|
if (ch == NOCHAR) |
890 |
|
|
return false; |
891 |
|
|
|
892 |
|
|
/* check wether the character exists in _this_ font. horrible. */ |
893 |
|
|
XCharStruct *xcs; |
894 |
|
|
|
895 |
|
|
if (encm) |
896 |
|
|
{ |
897 |
|
|
unsigned char byte1 = ch >> 8; |
898 |
|
|
unsigned char byte2 = ch & 255; |
899 |
|
|
|
900 |
|
|
if (byte1 < f->min_byte1 || byte1 > f->max_byte1 |
901 |
|
|
|| byte2 < f->min_char_or_byte2 || byte2 > f->max_char_or_byte2) |
902 |
|
|
return false; |
903 |
|
|
|
904 |
root |
1.41 |
if (f->per_char) |
905 |
|
|
{ |
906 |
|
|
int D = f->max_char_or_byte2 - f->min_char_or_byte2 + 1; |
907 |
|
|
int N = (byte1 - f->min_byte1) * D + byte2 - f->min_char_or_byte2; |
908 |
root |
1.1 |
|
909 |
root |
1.41 |
xcs = f->per_char + N; |
910 |
|
|
} |
911 |
|
|
else |
912 |
|
|
xcs = &f->max_bounds; |
913 |
root |
1.1 |
} |
914 |
|
|
else |
915 |
|
|
{ |
916 |
|
|
if (ch < f->min_char_or_byte2 || ch > f->max_char_or_byte2) |
917 |
|
|
return false; |
918 |
|
|
|
919 |
root |
1.41 |
if (f->per_char) |
920 |
|
|
xcs = f->per_char + (ch - f->min_char_or_byte2); |
921 |
|
|
else |
922 |
|
|
xcs = &f->max_bounds; |
923 |
root |
1.1 |
} |
924 |
|
|
|
925 |
|
|
if (xcs->lbearing == 0 && xcs->rbearing == 0 && xcs->width == 0 |
926 |
|
|
&& xcs->ascent == 0 && xcs->descent == 0) |
927 |
|
|
return false; |
928 |
|
|
|
929 |
root |
1.41 |
if (!prop || prop->width == rxvt_fontprop::unset) |
930 |
|
|
return true; |
931 |
|
|
|
932 |
|
|
// check character against base font bounding box |
933 |
|
|
int w = xcs->width; |
934 |
|
|
int wcw = wcwidth (unicode); |
935 |
|
|
if (wcw > 0) w /= wcw; |
936 |
|
|
|
937 |
|
|
careful = w > prop->width; |
938 |
|
|
if (careful && w > prop->width * MAX_OVERLAP >> 2) |
939 |
|
|
return false; |
940 |
|
|
|
941 |
root |
1.1 |
return true; |
942 |
|
|
} |
943 |
|
|
|
944 |
|
|
void |
945 |
|
|
rxvt_font_x11::draw (rxvt_drawable &d, int x, int y, |
946 |
|
|
const text_t *text, int len, |
947 |
|
|
int fg, int bg) |
948 |
|
|
{ |
949 |
|
|
// this looks like a mess /. |
950 |
|
|
// and it is a mess /. |
951 |
|
|
// yet we are trying to be perfect /. |
952 |
|
|
// but the result still isn't perfect /. |
953 |
|
|
|
954 |
|
|
bool slow = this->slow |
955 |
|
|
|| width != r->TermWin.fwidth |
956 |
|
|
|| height != r->TermWin.fheight; |
957 |
|
|
|
958 |
root |
1.41 |
int base = ascent; // sorry, incorrect: r->TermWin.fbase; |
959 |
root |
1.1 |
|
960 |
|
|
XGCValues v; |
961 |
root |
1.3 |
v.foreground = r->pix_colors[fg]; |
962 |
root |
1.1 |
v.font = f->fid; |
963 |
|
|
|
964 |
|
|
if (enc2b) |
965 |
|
|
{ |
966 |
|
|
const XChar2b *xc = enc_xchar2b (text, len, cs, slow); |
967 |
|
|
|
968 |
|
|
if (bg == Color_bg && !slow) |
969 |
|
|
{ |
970 |
root |
1.3 |
v.background = r->pix_colors[bg]; |
971 |
root |
1.1 |
XChangeGC (d.display->display, TGC, GCForeground | GCBackground | GCFont, &v); |
972 |
|
|
XDrawImageString16 (d.display->display, d, TGC, x, y + base, xc, len); |
973 |
|
|
} |
974 |
|
|
else |
975 |
|
|
{ |
976 |
|
|
clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
977 |
|
|
|
978 |
|
|
XChangeGC (d.display->display, TGC, GCForeground | GCFont, &v); |
979 |
|
|
|
980 |
|
|
if (slow) |
981 |
|
|
{ |
982 |
|
|
do |
983 |
|
|
{ |
984 |
|
|
if (xc->byte1 || xc->byte2) |
985 |
|
|
XDrawString16 (d.display->display, d, TGC, x, y + base, xc, 1); |
986 |
|
|
|
987 |
|
|
x += r->TermWin.fwidth; |
988 |
|
|
xc++; len--; |
989 |
|
|
} |
990 |
|
|
while (len); |
991 |
|
|
} |
992 |
|
|
else |
993 |
|
|
XDrawString16 (d.display->display, d, TGC, x, y + base, xc, len); |
994 |
|
|
} |
995 |
|
|
} |
996 |
|
|
else |
997 |
|
|
{ |
998 |
|
|
const char *xc = enc_char (text, len, cs, slow); |
999 |
|
|
|
1000 |
|
|
if (bg == Color_bg && !slow) |
1001 |
|
|
{ |
1002 |
root |
1.3 |
v.background = r->pix_colors[bg]; |
1003 |
root |
1.1 |
XChangeGC (d.display->display, TGC, GCForeground | GCBackground | GCFont, &v); |
1004 |
|
|
XDrawImageString (d.display->display, d, TGC, x, y + base, xc, len); |
1005 |
|
|
} |
1006 |
|
|
else |
1007 |
|
|
{ |
1008 |
|
|
clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
1009 |
|
|
|
1010 |
|
|
XChangeGC (d.display->display, TGC, GCForeground | GCFont, &v); |
1011 |
|
|
|
1012 |
|
|
if (slow) |
1013 |
|
|
{ |
1014 |
|
|
do |
1015 |
|
|
{ |
1016 |
|
|
if (*xc) |
1017 |
|
|
XDrawString (d.display->display, d, TGC, x, y + base, xc, 1); |
1018 |
|
|
|
1019 |
|
|
x += r->TermWin.fwidth; |
1020 |
|
|
xc++; len--; |
1021 |
|
|
} |
1022 |
|
|
while (len); |
1023 |
|
|
} |
1024 |
|
|
else |
1025 |
|
|
XDrawString (d.display->display, d, TGC, x, y + base, xc, len); |
1026 |
|
|
} |
1027 |
|
|
} |
1028 |
|
|
} |
1029 |
|
|
|
1030 |
|
|
///////////////////////////////////////////////////////////////////////////// |
1031 |
|
|
|
1032 |
|
|
#if XFT |
1033 |
|
|
|
1034 |
|
|
struct rxvt_font_xft : rxvt_font { |
1035 |
|
|
rxvt_font_xft () { f = 0; } |
1036 |
|
|
|
1037 |
|
|
void clear (); |
1038 |
|
|
|
1039 |
|
|
rxvt_fontprop properties (); |
1040 |
|
|
|
1041 |
|
|
bool load (const rxvt_fontprop &prop); |
1042 |
|
|
|
1043 |
|
|
void draw (rxvt_drawable &d, int x, int y, |
1044 |
|
|
const text_t *text, int len, |
1045 |
|
|
int fg, int bg); |
1046 |
|
|
|
1047 |
root |
1.41 |
bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &carefull); |
1048 |
root |
1.1 |
|
1049 |
|
|
protected: |
1050 |
|
|
XftFont *f; |
1051 |
|
|
}; |
1052 |
|
|
|
1053 |
|
|
void |
1054 |
|
|
rxvt_font_xft::clear () |
1055 |
|
|
{ |
1056 |
|
|
if (f) |
1057 |
|
|
{ |
1058 |
|
|
XftFontClose (DISPLAY, f); |
1059 |
|
|
f = 0; |
1060 |
|
|
} |
1061 |
|
|
} |
1062 |
|
|
|
1063 |
|
|
rxvt_fontprop |
1064 |
|
|
rxvt_font_xft::properties () |
1065 |
|
|
{ |
1066 |
|
|
rxvt_fontprop p; |
1067 |
|
|
|
1068 |
|
|
FT_Face face = XftLockFace (f); |
1069 |
|
|
|
1070 |
|
|
p.width = width; |
1071 |
|
|
p.height = height; |
1072 |
|
|
p.weight = face->style_flags & FT_STYLE_FLAG_BOLD |
1073 |
|
|
? rxvt_fontprop::bold : rxvt_fontprop::medium; |
1074 |
|
|
p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC |
1075 |
|
|
? rxvt_fontprop::italic : rxvt_fontprop::roman; |
1076 |
|
|
|
1077 |
|
|
XftUnlockFace (f); |
1078 |
|
|
|
1079 |
|
|
return p; |
1080 |
|
|
} |
1081 |
|
|
|
1082 |
|
|
bool |
1083 |
|
|
rxvt_font_xft::load (const rxvt_fontprop &prop) |
1084 |
|
|
{ |
1085 |
|
|
clear (); |
1086 |
|
|
|
1087 |
|
|
FcPattern *p = FcNameParse ((FcChar8 *) name); |
1088 |
|
|
|
1089 |
|
|
if (!p) |
1090 |
|
|
return false; |
1091 |
|
|
|
1092 |
|
|
FcValue v; |
1093 |
|
|
|
1094 |
root |
1.41 |
if (prop.height != rxvt_fontprop::unset |
1095 |
root |
1.50 |
|| (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch |
1096 |
|
|
&& FcPatternGet (p, FC_SIZE, 0, &v) != FcResultMatch)) |
1097 |
root |
1.1 |
FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
1098 |
|
|
|
1099 |
root |
1.41 |
if (prop.weight != rxvt_fontprop::unset |
1100 |
|
|
&& FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch) |
1101 |
root |
1.1 |
FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
1102 |
|
|
|
1103 |
root |
1.41 |
if (prop.slant != rxvt_fontprop::unset |
1104 |
|
|
&& FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch) |
1105 |
root |
1.1 |
FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1106 |
|
|
|
1107 |
|
|
#if 0 // clipping unfortunately destroys our precious double-width-characters |
1108 |
|
|
// clip width, we can't do better, or can we? |
1109 |
|
|
if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
1110 |
root |
1.41 |
FcPatternAddInteger (p, FC_CHAR_WIDTH, prop->width); |
1111 |
root |
1.1 |
#endif |
1112 |
|
|
|
1113 |
root |
1.41 |
if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) |
1114 |
|
|
FcPatternAddBool (p, FC_MINSPACE, 1); |
1115 |
|
|
|
1116 |
|
|
// store generated name so iso14755 view gives better results |
1117 |
|
|
set_name ((char *)FcNameUnparse (p)); |
1118 |
|
|
|
1119 |
root |
1.1 |
XftResult result; |
1120 |
|
|
FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
1121 |
|
|
|
1122 |
|
|
FcPatternDestroy (p); |
1123 |
|
|
|
1124 |
|
|
if (!match) |
1125 |
|
|
return false; |
1126 |
|
|
|
1127 |
root |
1.41 |
int ftheight = 0; |
1128 |
|
|
bool success = true; |
1129 |
root |
1.1 |
|
1130 |
root |
1.41 |
for (;;) |
1131 |
root |
1.1 |
{ |
1132 |
root |
1.41 |
f = XftFontOpenPattern (DISPLAY, FcPatternDuplicate (match)); |
1133 |
|
|
|
1134 |
|
|
if (!f) |
1135 |
|
|
{ |
1136 |
|
|
success = false; |
1137 |
|
|
break; |
1138 |
|
|
} |
1139 |
|
|
|
1140 |
|
|
FT_Face face = XftLockFace (f); |
1141 |
|
|
|
1142 |
|
|
ascent = (face->size->metrics.ascender + 63) >> 6; |
1143 |
|
|
descent = (-face->size->metrics.descender + 63) >> 6; |
1144 |
|
|
height = max (ascent + descent, (face->size->metrics.height + 63) >> 6); |
1145 |
|
|
width = 0; |
1146 |
root |
1.1 |
|
1147 |
root |
1.41 |
bool scalable = face->face_flags & FT_FACE_FLAG_SCALABLE; |
1148 |
root |
1.1 |
|
1149 |
root |
1.41 |
XftUnlockFace (f); |
1150 |
root |
1.1 |
|
1151 |
root |
1.41 |
for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
1152 |
|
|
{ |
1153 |
|
|
FcChar16 ch = *t; |
1154 |
root |
1.1 |
|
1155 |
root |
1.41 |
if (cs != CS_UNICODE |
1156 |
|
|
&& ch > 0x100 |
1157 |
|
|
&& FROM_UNICODE (cs, ch) == NOCHAR) |
1158 |
|
|
continue; |
1159 |
|
|
|
1160 |
|
|
// ignore characters we wouldn't use anyways |
1161 |
|
|
bool careful; |
1162 |
|
|
if (!has_char (*t, &prop, careful)) |
1163 |
|
|
continue; |
1164 |
root |
1.1 |
|
1165 |
root |
1.41 |
XGlyphInfo g; |
1166 |
|
|
XftTextExtents16 (DISPLAY, f, &ch, 1, &g); |
1167 |
root |
1.1 |
|
1168 |
root |
1.41 |
int wcw = wcwidth (ch); |
1169 |
|
|
if (wcw > 0) g.width = g.width / wcw; |
1170 |
root |
1.1 |
|
1171 |
root |
1.41 |
if (width < g.width) width = g.width; |
1172 |
|
|
if (height < g.height) height = g.height; |
1173 |
|
|
} |
1174 |
root |
1.1 |
|
1175 |
root |
1.41 |
if (prop.height == rxvt_fontprop::unset |
1176 |
|
|
|| height <= prop.height |
1177 |
|
|
|| height <= 2 |
1178 |
|
|
|| !scalable) |
1179 |
root |
1.1 |
break; |
1180 |
|
|
|
1181 |
|
|
if (ftheight) |
1182 |
|
|
{ |
1183 |
|
|
// take smaller steps near the end |
1184 |
|
|
if (height > prop.height + 1) ftheight++; |
1185 |
|
|
if (height > prop.height + 2) ftheight++; |
1186 |
|
|
if (height > prop.height + 3) ftheight++; |
1187 |
|
|
|
1188 |
root |
1.41 |
ftheight -= height - prop.height; |
1189 |
root |
1.1 |
} |
1190 |
|
|
else |
1191 |
root |
1.41 |
ftheight = prop.height - 1; |
1192 |
|
|
|
1193 |
|
|
XftFontClose (DISPLAY, f); |
1194 |
|
|
FcPatternDel (match, FC_PIXEL_SIZE); |
1195 |
|
|
FcPatternAddInteger (match, FC_PIXEL_SIZE, ftheight); |
1196 |
root |
1.1 |
} |
1197 |
|
|
|
1198 |
root |
1.41 |
FcPatternDestroy (match); |
1199 |
|
|
|
1200 |
|
|
#if 0 // do it per-character |
1201 |
|
|
if (prop.width != rxvt_fontprop::unset && width > prop.width) |
1202 |
|
|
{ |
1203 |
|
|
clear (); |
1204 |
|
|
success = false; |
1205 |
|
|
} |
1206 |
|
|
#endif |
1207 |
root |
1.1 |
|
1208 |
root |
1.41 |
return success; |
1209 |
root |
1.1 |
} |
1210 |
|
|
|
1211 |
|
|
bool |
1212 |
root |
1.41 |
rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
1213 |
root |
1.1 |
{ |
1214 |
root |
1.41 |
careful = false; |
1215 |
|
|
|
1216 |
|
|
if (!XftCharExists (DISPLAY, f, unicode)) |
1217 |
|
|
return false; |
1218 |
|
|
|
1219 |
|
|
if (!prop || prop->width == rxvt_fontprop::unset) |
1220 |
|
|
return true; |
1221 |
|
|
|
1222 |
|
|
// check character against base font bounding box |
1223 |
|
|
FcChar32 ch = unicode; |
1224 |
|
|
XGlyphInfo g; |
1225 |
|
|
XftTextExtents32 (DISPLAY, f, &ch, 1, &g); |
1226 |
|
|
|
1227 |
|
|
int w = g.width; |
1228 |
|
|
int wcw = wcwidth (unicode); |
1229 |
|
|
if (wcw > 0) w /= wcw; |
1230 |
|
|
|
1231 |
|
|
careful = w > prop->width; |
1232 |
|
|
if (careful && w > prop->width * MAX_OVERLAP >> 2) |
1233 |
|
|
return false; |
1234 |
|
|
|
1235 |
|
|
return true; |
1236 |
root |
1.1 |
} |
1237 |
|
|
|
1238 |
|
|
void |
1239 |
|
|
rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
1240 |
|
|
const text_t *text, int len, |
1241 |
|
|
int fg, int bg) |
1242 |
|
|
{ |
1243 |
|
|
clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
1244 |
|
|
|
1245 |
root |
1.41 |
int base = ascent; // should be fbase, but that is incorrect |
1246 |
|
|
|
1247 |
|
|
XGlyphInfo extents; |
1248 |
|
|
FcChar32 *enc = (FcChar32 *) get_enc_buf (len * sizeof (FcChar32)); |
1249 |
|
|
FcChar32 *ep = enc; |
1250 |
|
|
int ewidth = 0; |
1251 |
|
|
int xoff = 0; |
1252 |
|
|
|
1253 |
|
|
while (len) |
1254 |
|
|
{ |
1255 |
|
|
int cwidth = r->TermWin.fwidth; |
1256 |
|
|
FcChar32 fc = *text++; len--; |
1257 |
|
|
FT_UInt gl; |
1258 |
|
|
|
1259 |
|
|
while (len && *text == NOCHAR) |
1260 |
|
|
text++, len--, cwidth += r->TermWin.fwidth; |
1261 |
|
|
|
1262 |
|
|
gl = XftCharIndex (d.display->display, f, fc); |
1263 |
|
|
XftGlyphExtents (d.display->display, f, &gl, 1, &extents); |
1264 |
|
|
|
1265 |
|
|
if (extents.xOff != cwidth && ep != enc) |
1266 |
root |
1.1 |
{ |
1267 |
root |
1.41 |
if (xoff > ewidth) xoff = ewidth; |
1268 |
|
|
XftDrawGlyphs (d, &r->pix_colors[fg].c, f, |
1269 |
|
|
x + (ewidth - xoff >> 1), |
1270 |
|
|
y + base, enc, ep - enc); |
1271 |
|
|
x += ewidth; |
1272 |
|
|
|
1273 |
|
|
ep = enc; |
1274 |
|
|
ewidth = 0; |
1275 |
|
|
xoff = 0; |
1276 |
|
|
} |
1277 |
root |
1.1 |
|
1278 |
root |
1.41 |
if (fc == ' ' && ep == enc) // skip leading spaces |
1279 |
|
|
{ |
1280 |
|
|
x += cwidth; |
1281 |
|
|
continue; |
1282 |
|
|
} |
1283 |
root |
1.1 |
|
1284 |
root |
1.41 |
else |
1285 |
|
|
{ |
1286 |
|
|
*ep++ = gl; |
1287 |
|
|
ewidth += cwidth; |
1288 |
|
|
xoff += extents.xOff; |
1289 |
root |
1.1 |
} |
1290 |
|
|
} |
1291 |
root |
1.41 |
|
1292 |
|
|
if (ep != enc) |
1293 |
|
|
{ |
1294 |
|
|
if (xoff > ewidth) xoff = ewidth; |
1295 |
|
|
XftDrawGlyphs (d, &r->pix_colors[fg].c, f, |
1296 |
|
|
x + (ewidth - xoff >> 1), |
1297 |
|
|
y + base, enc, ep - enc); |
1298 |
|
|
} |
1299 |
root |
1.1 |
} |
1300 |
|
|
#endif |
1301 |
|
|
|
1302 |
|
|
///////////////////////////////////////////////////////////////////////////// |
1303 |
|
|
|
1304 |
|
|
rxvt_fontset::rxvt_fontset (rxvt_t r) |
1305 |
|
|
: r (r), fontdesc (0) |
1306 |
|
|
{ |
1307 |
|
|
clear (); |
1308 |
|
|
} |
1309 |
|
|
|
1310 |
|
|
rxvt_fontset::~rxvt_fontset () |
1311 |
|
|
{ |
1312 |
|
|
clear (); |
1313 |
|
|
} |
1314 |
|
|
|
1315 |
|
|
void |
1316 |
|
|
rxvt_fontset::clear () |
1317 |
|
|
{ |
1318 |
root |
1.46 |
prop.width = prop.height = prop.weight = prop.slant |
1319 |
|
|
= rxvt_fontprop::unset; |
1320 |
|
|
|
1321 |
root |
1.1 |
for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1322 |
|
|
FONT_UNREF (*i); |
1323 |
|
|
|
1324 |
root |
1.41 |
for (pagemap **p = fmap.begin (); p != fmap.end (); p++) |
1325 |
|
|
delete *p; |
1326 |
|
|
|
1327 |
root |
1.1 |
free (fontdesc); fontdesc = 0; |
1328 |
|
|
|
1329 |
|
|
fonts.clear (); |
1330 |
|
|
|
1331 |
|
|
fallback = fallback_fonts; |
1332 |
|
|
} |
1333 |
|
|
|
1334 |
|
|
rxvt_font * |
1335 |
|
|
rxvt_fontset::new_font (const char *name, codeset cs) |
1336 |
|
|
{ |
1337 |
|
|
rxvt_font *f; |
1338 |
|
|
|
1339 |
|
|
if (!name || !*name) |
1340 |
|
|
{ |
1341 |
|
|
name = ""; |
1342 |
root |
1.41 |
f = new rxvt_font_default (this); |
1343 |
root |
1.1 |
} |
1344 |
|
|
#if XFT |
1345 |
|
|
else if (!strncmp (name, "xft:", 4)) |
1346 |
|
|
{ |
1347 |
|
|
name += 4; |
1348 |
root |
1.41 |
f = new rxvt_font_xft (); |
1349 |
root |
1.1 |
} |
1350 |
|
|
#endif |
1351 |
|
|
else if (!strncmp (name, "x:", 2)) |
1352 |
|
|
{ |
1353 |
|
|
name += 2; |
1354 |
|
|
f = new rxvt_font_x11; |
1355 |
|
|
} |
1356 |
|
|
else |
1357 |
|
|
f = new rxvt_font_x11; |
1358 |
|
|
|
1359 |
|
|
f->set_term (r); |
1360 |
|
|
f->set_name (strdup (name)); |
1361 |
|
|
|
1362 |
|
|
f->cs = cs; |
1363 |
|
|
f->loaded = false; |
1364 |
|
|
|
1365 |
|
|
return f; |
1366 |
|
|
} |
1367 |
|
|
|
1368 |
|
|
///////////////////////////////////////////////////////////////////////////// |
1369 |
|
|
|
1370 |
|
|
void |
1371 |
|
|
rxvt_fontset::add_fonts (const char *desc) |
1372 |
|
|
{ |
1373 |
|
|
if (desc) |
1374 |
|
|
{ |
1375 |
|
|
char buf[512]; |
1376 |
|
|
const char *end; |
1377 |
|
|
|
1378 |
|
|
do |
1379 |
|
|
{ |
1380 |
|
|
while (*desc <= ' ') desc++; |
1381 |
|
|
|
1382 |
root |
1.41 |
codeset cs = CS_UNICODE; |
1383 |
|
|
|
1384 |
root |
1.1 |
if (*desc == '[') |
1385 |
|
|
{ |
1386 |
root |
1.41 |
char spec[256]; |
1387 |
|
|
const char *extra = ++desc; // not yet used |
1388 |
root |
1.1 |
|
1389 |
|
|
desc = strchr (desc, ']'); |
1390 |
|
|
|
1391 |
|
|
if (!desc) |
1392 |
|
|
{ |
1393 |
root |
1.41 |
rxvt_warn ("ERROR: opening '[' without closing ']' in font specification, trying to continue.\n"); |
1394 |
root |
1.1 |
break; |
1395 |
|
|
} |
1396 |
|
|
|
1397 |
root |
1.41 |
memcpy (spec, extra, min (desc - extra, 255)); |
1398 |
|
|
spec[min (desc - extra, 255)] = 0; |
1399 |
|
|
|
1400 |
|
|
if (!strncmp (extra, "codeset=", sizeof ("codeset=") - 1)) |
1401 |
|
|
cs = codeset_from_name (spec + sizeof ("codeset=") - 1); |
1402 |
|
|
else |
1403 |
|
|
rxvt_warn ("unknown parameter '%s' in font specification, skipping.\n", spec); |
1404 |
|
|
|
1405 |
root |
1.1 |
desc++; |
1406 |
|
|
while (*desc <= ' ') desc++; |
1407 |
|
|
} |
1408 |
|
|
|
1409 |
|
|
end = strchr (desc, ','); |
1410 |
|
|
if (!end) |
1411 |
|
|
end = desc + strlen (desc); |
1412 |
|
|
|
1413 |
|
|
if (end - desc < 511) |
1414 |
|
|
{ |
1415 |
|
|
strncpy (buf, desc, end - desc); |
1416 |
|
|
buf[end - desc] = 0; |
1417 |
|
|
|
1418 |
root |
1.41 |
fonts.push_back (new_font (buf, cs)); |
1419 |
root |
1.1 |
} |
1420 |
root |
1.41 |
else |
1421 |
|
|
rxvt_warn ("fontset element too long (>511 bytes), ignored."); |
1422 |
root |
1.1 |
|
1423 |
|
|
desc = end + 1; |
1424 |
|
|
} |
1425 |
|
|
while (*end); |
1426 |
|
|
} |
1427 |
|
|
} |
1428 |
|
|
|
1429 |
|
|
bool |
1430 |
|
|
rxvt_fontset::realize_font (int i) |
1431 |
|
|
{ |
1432 |
root |
1.41 |
if (i < 0 || i >= fonts.size ()) |
1433 |
|
|
return false; |
1434 |
|
|
|
1435 |
root |
1.1 |
if (fonts[i]->loaded) |
1436 |
|
|
return true; |
1437 |
|
|
|
1438 |
|
|
fonts[i]->loaded = true; |
1439 |
|
|
|
1440 |
root |
1.41 |
if (!fonts[i]->load (prop)) |
1441 |
root |
1.1 |
{ |
1442 |
|
|
fonts[i]->cs = CS_UNKNOWN; |
1443 |
|
|
return false; |
1444 |
|
|
} |
1445 |
|
|
|
1446 |
|
|
return true; |
1447 |
|
|
} |
1448 |
|
|
|
1449 |
|
|
bool |
1450 |
root |
1.46 |
rxvt_fontset::populate (const char *desc) |
1451 |
root |
1.1 |
{ |
1452 |
|
|
clear (); |
1453 |
|
|
|
1454 |
|
|
fontdesc = strdup (desc); |
1455 |
|
|
|
1456 |
|
|
fonts.push_back (new_font (0, CS_UNICODE)); |
1457 |
|
|
realize_font (0); |
1458 |
|
|
|
1459 |
|
|
add_fonts (desc); |
1460 |
|
|
|
1461 |
|
|
return true; |
1462 |
|
|
} |
1463 |
|
|
|
1464 |
|
|
int |
1465 |
|
|
rxvt_fontset::find_font (const char *name) const |
1466 |
|
|
{ |
1467 |
|
|
for (rxvt_font *const *f = fonts.begin (); f < fonts.end (); f++) |
1468 |
|
|
if ((*f)->name && !strcmp ((*f)->name, name)) |
1469 |
|
|
return f - fonts.begin (); |
1470 |
|
|
|
1471 |
|
|
return -1; |
1472 |
|
|
} |
1473 |
|
|
|
1474 |
|
|
int |
1475 |
root |
1.41 |
rxvt_fontset::find_font (unicode_t unicode) |
1476 |
root |
1.1 |
{ |
1477 |
root |
1.41 |
if (unicode >= 1<<20) |
1478 |
|
|
return 0; |
1479 |
|
|
|
1480 |
|
|
unicode_t hi = unicode >> 8; |
1481 |
|
|
|
1482 |
|
|
if (hi < fmap.size () |
1483 |
|
|
&& fmap[hi] |
1484 |
|
|
&& (*fmap[hi])[unicode & 0xff] != 0xff) |
1485 |
|
|
return (*fmap[hi])[unicode & 0xff]; |
1486 |
root |
1.1 |
|
1487 |
root |
1.41 |
unsigned int i; |
1488 |
|
|
|
1489 |
|
|
for (i = 0; i < fonts.size (); i++) |
1490 |
root |
1.1 |
{ |
1491 |
|
|
rxvt_font *f = fonts[i]; |
1492 |
|
|
|
1493 |
|
|
if (!f->loaded) |
1494 |
|
|
{ |
1495 |
|
|
if (FROM_UNICODE (f->cs, unicode) == NOCHAR) |
1496 |
|
|
goto next_font; |
1497 |
|
|
|
1498 |
|
|
if (!realize_font (i)) |
1499 |
|
|
goto next_font; |
1500 |
|
|
} |
1501 |
|
|
|
1502 |
|
|
if (f->cs == CS_UNKNOWN) |
1503 |
|
|
goto next_font; |
1504 |
|
|
|
1505 |
root |
1.41 |
bool careful; |
1506 |
|
|
if (f->has_char (unicode, &prop, careful)) |
1507 |
|
|
{ |
1508 |
|
|
if (careful) |
1509 |
|
|
i |= 128; |
1510 |
root |
1.1 |
|
1511 |
root |
1.41 |
goto found; |
1512 |
|
|
} |
1513 |
root |
1.1 |
|
1514 |
|
|
next_font: |
1515 |
|
|
if (i == fonts.size () - 1) |
1516 |
|
|
{ |
1517 |
|
|
if (fallback->name) |
1518 |
|
|
{ |
1519 |
|
|
// search through the fallback list |
1520 |
|
|
fonts.push_back (new_font (fallback->name, fallback->cs)); |
1521 |
|
|
fallback++; |
1522 |
|
|
} |
1523 |
root |
1.41 |
else |
1524 |
root |
1.1 |
{ |
1525 |
|
|
// try to find a new font. |
1526 |
|
|
// only xft currently supported, as there is no |
1527 |
|
|
// way to configure this and xft is easier to hack in, |
1528 |
|
|
// while x11 has more framework in place already. |
1529 |
root |
1.41 |
// TODO: this is a real resource hog, xft takes ages(?) |
1530 |
|
|
#if XFT && USE_SLOW_LOOKUP |
1531 |
root |
1.1 |
// grab the first xft font that seems suitable |
1532 |
|
|
FcPattern *p = FcPatternCreate (); |
1533 |
|
|
|
1534 |
|
|
FcCharSet *s = FcCharSetCreate (); |
1535 |
|
|
FcCharSetAddChar (s, unicode); |
1536 |
|
|
FcPatternAddCharSet (p, FC_CHARSET, s); |
1537 |
|
|
// charsets don't help that much, as xft might return |
1538 |
|
|
// a non-matching font even if a better font is available :/ |
1539 |
|
|
|
1540 |
root |
1.41 |
x x x x TODO prop might have unset contents |
1541 |
|
|
FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
1542 |
|
|
FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
1543 |
|
|
FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1544 |
root |
1.1 |
FcPatternAddBool (p, FC_MINSPACE, 1); |
1545 |
|
|
//FcPatternAddBool (p, FC_ANTIALIAS, 1); |
1546 |
|
|
|
1547 |
|
|
XftResult result; |
1548 |
|
|
FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
1549 |
|
|
|
1550 |
|
|
FcPatternDestroy (p); |
1551 |
|
|
|
1552 |
|
|
if (match) |
1553 |
|
|
{ |
1554 |
|
|
FcPatternDel (match, FC_CHARSET); |
1555 |
|
|
char *font = (char *)FcNameUnparse (match); |
1556 |
|
|
FcPatternDestroy (match); |
1557 |
|
|
|
1558 |
|
|
if (find_font (font) < 0) |
1559 |
|
|
{ |
1560 |
|
|
char fontname[4096]; |
1561 |
|
|
sprintf (fontname, "xft:%-.4090s", font); |
1562 |
|
|
|
1563 |
|
|
fonts.push_back (new_font (fontname, CS_UNICODE)); |
1564 |
|
|
} |
1565 |
|
|
|
1566 |
|
|
free (font); |
1567 |
|
|
} |
1568 |
|
|
#endif |
1569 |
|
|
} |
1570 |
|
|
} |
1571 |
|
|
} |
1572 |
|
|
|
1573 |
root |
1.41 |
/* we must return SOME font */ |
1574 |
|
|
i = 0; |
1575 |
|
|
|
1576 |
|
|
found: |
1577 |
|
|
// found a font, cache it |
1578 |
|
|
if (i < 255) |
1579 |
|
|
{ |
1580 |
|
|
while (hi >= fmap.size ()) |
1581 |
|
|
fmap.push_back (0); |
1582 |
|
|
|
1583 |
|
|
if (!fmap[hi]) |
1584 |
|
|
{ |
1585 |
|
|
fmap[hi] = (pagemap *)new pagemap; |
1586 |
|
|
memset (fmap[hi], 0xff, sizeof (pagemap)); |
1587 |
|
|
} |
1588 |
|
|
|
1589 |
|
|
(*fmap[hi])[unicode & 0xff] = i; |
1590 |
|
|
} |
1591 |
root |
1.1 |
|
1592 |
root |
1.41 |
return i; |
1593 |
root |
1.1 |
} |
1594 |
|
|
|
1595 |
|
|
|
1596 |
|
|
|