… | |
… | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
20 | *---------------------------------------------------------------------*/ |
20 | *---------------------------------------------------------------------*/ |
21 | |
21 | |
22 | #include "../config.h" |
22 | #include "../config.h" |
23 | #include "rxvt.h" |
23 | #include "rxvt.h" |
|
|
24 | #include "rxvtutil.h" |
24 | #include "rxvtfont.h" |
25 | #include "rxvtfont.h" |
25 | |
26 | |
26 | #include <cstdlib> |
27 | #include <cstdlib> |
|
|
28 | #include <wchar.h> |
|
|
29 | #include <inttypes.h> |
27 | |
30 | |
28 | #define DISPLAY r->display->display |
31 | #define DISPLAY r->display->display |
29 | #define TGC r->TermWin.gc |
32 | #define TGC r->TermWin.gc |
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|
33 | |
|
|
34 | #define MAX_OVERLAP (4 + 1) // max. character width in 4ths of the base width |
30 | |
35 | |
31 | const struct rxvt_fallback_font { |
36 | const struct rxvt_fallback_font { |
32 | codeset cs; |
37 | codeset cs; |
33 | const char *name; |
38 | const char *name; |
34 | } fallback_fonts[] = { |
39 | } fallback_fonts[] = { |
… | |
… | |
52 | { CS_ISO8859_10, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-10" }, |
57 | { CS_ISO8859_10, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-10" }, |
53 | { CS_ISO8859_11, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-11" }, |
58 | { CS_ISO8859_11, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-11" }, |
54 | { CS_ISO8859_13, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-13" }, |
59 | { CS_ISO8859_13, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-13" }, |
55 | { CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
60 | { CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
56 | { CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
61 | { CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
|
|
62 | |
|
|
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" }, |
|
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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 |
57 | #endif |
74 | #endif |
58 | |
75 | |
59 | // japanese |
76 | // japanese |
60 | #if ENCODING_JP || ENCODING_JP_EXT |
77 | #if ENCODING_JP || ENCODING_JP_EXT |
61 | # if XFT |
78 | # if XFT |
62 | // prefer xft for complex scripts |
79 | // prefer xft for complex scripts |
63 | { CS_UNICODE, "xft:Kochi Gothic:antialias=false" }, |
80 | { 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" }, |
64 | # endif |
84 | # endif |
65 | { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
85 | { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
66 | { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
86 | { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
67 | { CS_JIS0212_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
87 | { CS_JIS0212_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
68 | { CS_JIS0201_1976_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
88 | { CS_JIS0201_1976_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
69 | { CS_JIS0208_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
89 | { CS_JIS0208_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
70 | { CS_JIS0212_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
90 | { CS_JIS0212_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
71 | #endif |
91 | #endif |
72 | |
92 | |
73 | #if ENCODING_CN || ENCODING_CN_EXT |
93 | #if ENCODING_ZH || ENCODING_ZH_EXT |
74 | # if XFT |
94 | # if XFT |
75 | { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
95 | { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
76 | { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
96 | { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
77 | { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
97 | { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
78 | { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
98 | { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
|
|
99 | { CS_GB2312_1980_0, "xft::spacing=100:lang=zh" }, |
79 | # endif |
100 | # endif |
80 | { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, |
101 | { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, |
81 | { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, |
102 | { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, |
82 | { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, |
103 | { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, |
83 | { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" }, |
104 | { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" }, |
… | |
… | |
89 | { CS_CNS11643_1992_6, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-6" }, |
110 | { CS_CNS11643_1992_6, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-6" }, |
90 | { CS_CNS11643_1992_7, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-7" }, |
111 | { CS_CNS11643_1992_7, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-7" }, |
91 | { CS_CNS11643_1992_F, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-f" }, |
112 | { CS_CNS11643_1992_F, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-f" }, |
92 | #endif |
113 | #endif |
93 | |
114 | |
|
|
115 | #if ENCODING_KR |
|
|
116 | { CS_KSC5601_1987_0, "-baekmuk-gulim-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
|
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117 | { CS_KSC5601_1987_0, "-*-*-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
94 | #if XFT |
118 | # if XFT |
95 | { CS_UNICODE, "xft:Andale Mono" }, |
119 | { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, |
96 | { CS_UNICODE, "xft:Arial Unicode MS" }, |
120 | { CS_KSC5601_1987_0, "xft::spacing=100:lang=ko:antialias=false" }, |
|
|
121 | # endif |
97 | #endif |
122 | #endif |
|
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123 | |
|
|
124 | // generic font fallback |
98 | { CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
125 | { CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
99 | { CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, |
126 | { CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, |
100 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
127 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
101 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
128 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
102 | #if XFT |
129 | #if XFT |
|
|
130 | { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true"}, |
|
|
131 | { CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" }, |
|
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132 | { CS_UNICODE, "xft:Andale Mono:antialias=false" }, |
|
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133 | { CS_UNICODE, "xft:Arial Unicode MS:antialias=false" }, |
|
|
134 | |
103 | // FreeMono is usually uglier than x fonts, so try last only. |
135 | // FreeMono is usually uglier than x fonts, so try last only. |
104 | //{ CS_UNICODE, "xft:FreeMono" }, |
136 | { CS_UNICODE, "xft:FreeMono:autohint=true" }, |
105 | #endif |
137 | #endif |
106 | |
138 | |
107 | { CS_UNKNOWN, 0 } |
139 | { CS_UNKNOWN, 0 } |
108 | }; |
140 | }; |
|
|
141 | |
|
|
142 | // these characters are used to guess the font height and width |
|
|
143 | // pango uses a similar algorithm and eosn't trust the font either. |
|
|
144 | static uint16_t extent_test_chars[] = { |
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145 | '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', |
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146 | 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ |
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147 | 0x304c, 0x672c, // が本 |
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148 | }; |
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149 | |
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150 | #define NUM_EXTENT_TEST_CHARS (sizeof (extent_test_chars) / sizeof (extent_test_chars[0])) |
109 | |
151 | |
110 | ///////////////////////////////////////////////////////////////////////////// |
152 | ///////////////////////////////////////////////////////////////////////////// |
111 | |
153 | |
112 | #if XFT |
154 | #if XFT |
113 | rxvt_drawable::~rxvt_drawable () |
155 | rxvt_drawable::~rxvt_drawable () |
… | |
… | |
186 | |
228 | |
187 | return (XChar2b *)enc_buf; |
229 | return (XChar2b *)enc_buf; |
188 | } |
230 | } |
189 | |
231 | |
190 | ///////////////////////////////////////////////////////////////////////////// |
232 | ///////////////////////////////////////////////////////////////////////////// |
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233 | |
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234 | void |
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235 | rxvt_font::set_name (char *name) |
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236 | { |
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237 | if (this->name == name) |
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238 | return; |
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239 | |
|
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240 | if (this->name) free (this->name); // let the compiler optimize |
|
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241 | this->name = name; |
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242 | } |
191 | |
243 | |
192 | void |
244 | void |
193 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) |
245 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) |
194 | { |
246 | { |
195 | if (color == Color_bg) |
247 | if (color == Color_bg) |
… | |
… | |
206 | } |
258 | } |
207 | |
259 | |
208 | #include "table/linedraw.h" |
260 | #include "table/linedraw.h" |
209 | |
261 | |
210 | struct rxvt_font_default : rxvt_font { |
262 | struct rxvt_font_default : rxvt_font { |
|
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263 | struct rxvt_fontset *fs; |
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264 | |
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265 | rxvt_font_default (rxvt_fontset *fs) |
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266 | : rxvt_font () |
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267 | { |
|
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268 | this->fs = fs; |
|
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269 | } |
211 | |
270 | |
212 | rxvt_fontprop properties () |
271 | rxvt_fontprop properties () |
213 | { |
272 | { |
214 | rxvt_fontprop p; |
273 | rxvt_fontprop p; |
215 | |
274 | |
… | |
… | |
223 | bool load (const rxvt_fontprop &prop) |
282 | bool load (const rxvt_fontprop &prop) |
224 | { |
283 | { |
225 | width = 1; height = 1; |
284 | width = 1; height = 1; |
226 | ascent = 1; descent = 0; |
285 | ascent = 1; descent = 0; |
227 | |
286 | |
228 | set_name (strdup ("built-in pseudofont")); |
287 | set_name (strdup ("built-in support font")); |
229 | |
288 | |
230 | return true; |
289 | return true; |
231 | } |
290 | } |
232 | |
291 | |
233 | bool has_codepoint (unicode_t unicode) |
292 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
234 | { |
293 | { |
|
|
294 | careful = false; |
|
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295 | |
235 | if (unicode <= 0x001f) |
296 | if (unicode <= 0x001f) |
236 | return true; |
297 | return true; |
237 | |
298 | |
238 | if (unicode <= 0x007f) |
299 | if (unicode <= 0x007f) |
239 | return false; |
300 | return false; |
… | |
… | |
248 | return true; |
309 | return true; |
249 | |
310 | |
250 | switch (unicode) |
311 | switch (unicode) |
251 | { |
312 | { |
252 | case ZERO_WIDTH_CHAR: |
313 | case ZERO_WIDTH_CHAR: |
|
|
314 | case NOCHAR: |
253 | return true; |
315 | return true; |
254 | } |
316 | } |
255 | |
317 | |
256 | return false; |
318 | return false; |
257 | } |
319 | } |
… | |
… | |
356 | } |
418 | } |
357 | } |
419 | } |
358 | #if ENABLE_COMBINING |
420 | #if ENABLE_COMBINING |
359 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
421 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
360 | { |
422 | { |
|
|
423 | text_t c2[2]; |
|
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424 | int len2 = 1; |
|
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425 | |
|
|
426 | // support double-width (but not more) combining characters |
|
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427 | if (len && *text == NOCHAR) |
|
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428 | { |
|
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429 | c2[1] = *text; // not text++ to get correct x-width |
|
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430 | len2++; |
|
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431 | } |
|
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432 | |
|
|
433 | c2[0] = cc->c1; |
361 | rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; |
434 | rxvt_font *f1 = (*fs)[fs->find_font (c2[0])]; |
362 | f1->draw (d, x, y, &(t = cc->c1), 1, fg, bg); |
435 | f1->draw (d, x, y, c2, len2, fg, bg); |
|
|
436 | |
363 | if (cc->c2 != NOCHAR) |
437 | if (cc->c2 != NOCHAR) |
364 | { |
438 | { |
|
|
439 | bool careful; |
|
|
440 | |
365 | // prefer font of first character, for no good reasons |
441 | // prefer font of first character, for no good reasons |
366 | rxvt_font *f2 = f1->has_codepoint (cc->c2) |
442 | c2[0] = cc->c2; |
|
|
443 | rxvt_font *f2 = (f1->has_char (c2[0], 0, careful) && !careful) |
367 | ? f1 |
444 | ? f1 |
368 | : (*fs)[fs->find_font (cc->c2)]; |
445 | : (*fs)[fs->find_font (c2[0])]; |
369 | |
446 | |
370 | f2->draw (d, x, y, &(t = cc->c2), 1, fg, -1); |
447 | f2->draw (d, x, y, c2, len2, fg, -1); |
371 | } |
448 | } |
372 | } |
449 | } |
373 | #endif |
450 | #endif |
374 | else |
451 | else |
375 | switch (t) |
452 | switch (t) |
376 | { |
453 | { |
|
|
454 | case '\t': |
377 | case ZERO_WIDTH_CHAR: |
455 | case ZERO_WIDTH_CHAR: |
|
|
456 | case NOCHAR: |
378 | break; |
457 | break; |
379 | |
458 | |
380 | default: |
459 | default: |
381 | int w = 0; |
460 | int w = 0; |
382 | while (len > 0 && *text == NOCHAR) |
461 | while (len > 0 && *text == NOCHAR) |
… | |
… | |
404 | |
483 | |
405 | rxvt_fontprop properties (); |
484 | rxvt_fontprop properties (); |
406 | |
485 | |
407 | bool load (const rxvt_fontprop &prop); |
486 | bool load (const rxvt_fontprop &prop); |
408 | |
487 | |
409 | bool has_codepoint (unicode_t unicode); |
488 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful); |
410 | |
489 | |
411 | void draw (rxvt_drawable &d, int x, int y, |
490 | void draw (rxvt_drawable &d, int x, int y, |
412 | const text_t *text, int len, |
491 | const text_t *text, int len, |
413 | int fg, int bg); |
492 | int fg, int bg); |
414 | |
493 | |
|
|
494 | bool slow; // wether this is a proportional font or has other funny characteristics |
415 | XFontStruct *f; |
495 | XFontStruct *f; |
416 | codeset cs; |
496 | codeset cs; |
417 | bool enc2b, encm; |
497 | bool enc2b, encm; |
418 | |
498 | |
419 | char *get_property (XFontStruct *f, const char *property, const char *repl) const; |
499 | char *get_property (XFontStruct *f, const char *property, const char *repl) const; |
… | |
… | |
442 | } |
522 | } |
443 | |
523 | |
444 | bool |
524 | bool |
445 | rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
525 | rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
446 | { |
526 | { |
447 | p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2; |
527 | p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2; |
448 | p.height = height; |
528 | p.height = height; |
449 | p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
529 | p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
450 | p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; |
530 | p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; |
451 | |
531 | |
452 | return true; |
532 | return true; |
… | |
… | |
508 | else |
588 | else |
509 | return false; |
589 | return false; |
510 | } |
590 | } |
511 | |
591 | |
512 | // fix the size of scalable fonts |
592 | // fix the size of scalable fonts |
513 | static void |
593 | static bool |
514 | fix_scalable (char *buf, const char *name, const rxvt_fontprop &prop) |
594 | replace_field (char *buf, const char *name, int index, const char old, const char *replace) |
515 | { |
595 | { |
516 | int slashes = 0; |
596 | int slashes = 0; |
517 | const char *size; |
597 | const char *field, *end; |
518 | |
598 | |
519 | for (const char *c = name; *c; c++) |
599 | for (const char *c = name; *c; c++) |
520 | if (*c == '-') |
600 | if (*c == '-') |
521 | { |
601 | { |
522 | if (slashes == 6) |
602 | if (slashes == index) |
523 | size = c + 1; |
603 | field = c + 1; |
|
|
604 | |
|
|
605 | if (slashes == index + 1) |
|
|
606 | end = c; |
524 | |
607 | |
525 | if (++slashes >= 13) |
608 | if (++slashes >= 13) |
526 | break; |
609 | break; |
527 | } |
610 | } |
528 | |
611 | |
529 | if (slashes >= 13 && size[0] == '0') |
612 | if (slashes >= 13 && (!old || *field == old)) |
530 | { |
613 | { |
|
|
614 | // TODO: check for overflow in font-name |
531 | strncpy (buf, name, size - name); |
615 | strncpy (buf, name, field - name); |
532 | buf += size - name; |
616 | buf += field - name; |
533 | buf += sprintf (buf, "%d", prop.height); |
|
|
534 | strcpy (buf, size + 1); |
617 | strcpy (buf, replace); |
|
|
618 | strcat (buf, end); |
|
|
619 | |
|
|
620 | return true; |
535 | } |
621 | } |
536 | else |
622 | else |
|
|
623 | { |
537 | strcpy (buf, name); |
624 | strcpy (buf, name); |
|
|
625 | |
|
|
626 | return false; |
|
|
627 | } |
538 | } |
628 | } |
539 | |
629 | |
540 | bool |
630 | bool |
541 | rxvt_font_x11::load (const rxvt_fontprop &prop) |
631 | rxvt_font_x11::load (const rxvt_fontprop &prop) |
542 | { |
632 | { |
543 | clear (); |
633 | clear (); |
|
|
634 | |
|
|
635 | char field_str[64]; // enough for 128 bits |
|
|
636 | |
|
|
637 | // first morph the font if required |
|
|
638 | if (prop.weight != rxvt_fontprop::unset |
|
|
639 | || prop.slant != rxvt_fontprop::unset) |
|
|
640 | { |
|
|
641 | char fname[1024]; |
|
|
642 | |
|
|
643 | if (name[0] != '-') |
|
|
644 | { |
|
|
645 | f = XLoadQueryFont (DISPLAY, name); |
|
|
646 | |
|
|
647 | if (!f) |
|
|
648 | return false; |
|
|
649 | |
|
|
650 | char *new_name = get_property (f, "FONT", name); |
|
|
651 | |
|
|
652 | if (new_name) |
|
|
653 | set_name (new_name); |
|
|
654 | else |
|
|
655 | rxvt_warn ("font '%s' has no FONT property, continuing without.", name); |
|
|
656 | |
|
|
657 | XFreeFont (DISPLAY, f); |
|
|
658 | f = 0; |
|
|
659 | } |
|
|
660 | |
|
|
661 | if (prop.weight != rxvt_fontprop::unset) |
|
|
662 | { |
|
|
663 | replace_field (fname, name, 2, 0, |
|
|
664 | prop.weight < rxvt_fontprop::bold |
|
|
665 | ? "medium" : "bold"); |
|
|
666 | set_name (strdup (fname)); |
|
|
667 | } |
|
|
668 | |
|
|
669 | if (prop.slant != rxvt_fontprop::unset) |
|
|
670 | { |
|
|
671 | replace_field (fname, name, 3, 0, |
|
|
672 | prop.slant < rxvt_fontprop::italic |
|
|
673 | ? "r" : "i"); // TODO: handle "o"blique, too |
|
|
674 | set_name (strdup (fname)); |
|
|
675 | } |
|
|
676 | } |
544 | |
677 | |
545 | char **list; |
678 | char **list; |
546 | int count; |
679 | int count; |
547 | list = XListFonts (DISPLAY, name, 1024, &count); |
680 | list = XListFonts (DISPLAY, name, 1024, &count); |
|
|
681 | |
548 | set_name (0); |
682 | set_name (0); |
549 | |
683 | |
550 | if (!list) |
684 | if (!list) |
551 | return false; |
685 | return false; |
552 | |
686 | |
|
|
687 | sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset |
|
|
688 | ? 0 : prop.height); |
|
|
689 | |
553 | int bestdiff = 0x7fffffff; |
690 | int bestdiff = 0x7fffffff; |
554 | for (int i = 0; i < count; i++) |
691 | for (int i = 0; i < count; i++) |
555 | { |
692 | { |
556 | rxvt_fontprop p; |
693 | rxvt_fontprop p; |
557 | char fname[1024]; |
694 | char fname[1024]; |
558 | fix_scalable (fname, list[i], prop); |
695 | |
|
|
696 | int diff = 0; |
|
|
697 | |
|
|
698 | if (replace_field (fname, list[i], 6, '0', field_str)) |
|
|
699 | diff += 10; // slightly penalize scalable fonts |
559 | |
700 | |
560 | if (!set_properties (p, fname)) |
701 | if (!set_properties (p, fname)) |
561 | continue; |
702 | continue; |
562 | |
703 | |
|
|
704 | if (prop.height != rxvt_fontprop::unset |
563 | if (p.height > prop.height) // weed out too large fonts |
705 | && p.height > prop.height) // weed out too large fonts |
564 | continue; |
706 | continue; |
565 | |
707 | |
566 | int diff = (prop.height - p.height) * 32 |
708 | if (prop.height != rxvt_fontprop::unset) diff += (prop.height - p.height) * 128; |
567 | + abs (prop.weight - p.weight) |
709 | if (prop.weight != rxvt_fontprop::unset) diff += abs (prop.weight - p.weight); |
568 | + abs (prop.slant - p.slant ); |
710 | if (prop.slant != rxvt_fontprop::unset) diff += abs (prop.slant - p.slant); |
|
|
711 | //if (prop.width != rxvt_fontprop::unset) diff += abs (prop.width - p.width); |
569 | |
712 | |
570 | if (!name // compare against best found so far |
713 | if (!name // compare against best found so far |
571 | || diff < bestdiff) |
714 | || diff < bestdiff) |
572 | { |
715 | { |
573 | set_name (strdup (fname)); |
716 | set_name (strdup (fname)); |
… | |
… | |
617 | cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font |
760 | cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font |
618 | |
761 | |
619 | encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
762 | encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
620 | enc2b = encm || f->max_char_or_byte2 > 255; |
763 | enc2b = encm || f->max_char_or_byte2 > 255; |
621 | |
764 | |
622 | ascent = f->ascent; |
765 | ascent = f->ascent; |
623 | descent = f->descent; |
766 | descent = f->descent; |
624 | height = ascent + descent; |
767 | height = ascent + descent; |
625 | |
768 | |
626 | slow = false; |
769 | slow = false; |
627 | |
770 | |
|
|
771 | #if 1 // only used for slow detection, TODO optimize |
628 | if (f->min_bounds.width == f->max_bounds.width) |
772 | if (f->min_bounds.width == f->max_bounds.width) |
629 | width = f->min_bounds.width; |
773 | width = f->min_bounds.width; |
630 | else if (f->per_char == NULL) |
774 | else if (f->per_char == NULL) |
631 | width = f->max_bounds.width; |
775 | width = f->max_bounds.width; |
632 | else |
776 | else |
… | |
… | |
645 | width = f->per_char[N].width; |
789 | width = f->per_char[N].width; |
646 | |
790 | |
647 | --N; |
791 | --N; |
648 | } |
792 | } |
649 | } |
793 | } |
|
|
794 | #endif |
|
|
795 | |
|
|
796 | width = 1; |
|
|
797 | |
|
|
798 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
|
|
799 | { |
|
|
800 | if (cs != CS_UNICODE |
|
|
801 | && *t > 0x100 |
|
|
802 | && FROM_UNICODE (cs, *t) == NOCHAR) |
|
|
803 | continue; |
|
|
804 | |
|
|
805 | // ignore characters we wouldn't use anyways |
|
|
806 | bool careful; |
|
|
807 | if (!has_char (*t, &prop, careful)) |
|
|
808 | continue; |
|
|
809 | |
|
|
810 | XChar2b ch = { *t >> 8, *t }; |
|
|
811 | |
|
|
812 | XCharStruct g; |
|
|
813 | int dir_ret, asc_ret, des_ret; |
|
|
814 | XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); |
|
|
815 | |
|
|
816 | int wcw = wcwidth (*t); if (wcw > 0) g.width = g.width / wcw; |
|
|
817 | |
|
|
818 | if (width < g.width) width = g.width; |
|
|
819 | } |
650 | |
820 | |
651 | if (cs == CS_UNKNOWN) |
821 | if (cs == CS_UNKNOWN) |
652 | { |
822 | { |
653 | fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
823 | fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
654 | |
824 | |
655 | clear (); |
825 | clear (); |
656 | |
|
|
657 | return false; |
826 | return false; |
658 | } |
827 | } |
|
|
828 | |
|
|
829 | #if 0 // do it per-character |
|
|
830 | if (prop && width > prop->width) |
|
|
831 | { |
|
|
832 | clear (); |
|
|
833 | return false; |
|
|
834 | } |
|
|
835 | #endif |
659 | |
836 | |
660 | return true; |
837 | return true; |
661 | } |
838 | } |
662 | |
839 | |
663 | void |
840 | void |
… | |
… | |
669 | f = 0; |
846 | f = 0; |
670 | } |
847 | } |
671 | } |
848 | } |
672 | |
849 | |
673 | bool |
850 | bool |
674 | rxvt_font_x11::has_codepoint (unicode_t unicode) |
851 | rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
675 | { |
852 | { |
676 | uint32_t ch = FROM_UNICODE (cs, unicode); |
853 | uint32_t ch = FROM_UNICODE (cs, unicode); |
677 | |
854 | |
678 | if (ch == NOCHAR) |
855 | if (ch == NOCHAR) |
679 | return false; |
856 | return false; |
… | |
… | |
688 | |
865 | |
689 | if (byte1 < f->min_byte1 || byte1 > f->max_byte1 |
866 | if (byte1 < f->min_byte1 || byte1 > f->max_byte1 |
690 | || byte2 < f->min_char_or_byte2 || byte2 > f->max_char_or_byte2) |
867 | || byte2 < f->min_char_or_byte2 || byte2 > f->max_char_or_byte2) |
691 | return false; |
868 | return false; |
692 | |
869 | |
693 | if (!f->per_char) |
870 | if (f->per_char) |
694 | return true; |
871 | { |
695 | |
|
|
696 | int D = f->max_char_or_byte2 - f->min_char_or_byte2 + 1; |
872 | int D = f->max_char_or_byte2 - f->min_char_or_byte2 + 1; |
697 | int N = (byte1 - f->min_byte1) * D + byte2 - f->min_char_or_byte2; |
873 | int N = (byte1 - f->min_byte1) * D + byte2 - f->min_char_or_byte2; |
698 | |
874 | |
699 | xcs = f->per_char + N; |
875 | xcs = f->per_char + N; |
|
|
876 | } |
|
|
877 | else |
|
|
878 | xcs = &f->max_bounds; |
700 | } |
879 | } |
701 | else |
880 | else |
702 | { |
881 | { |
703 | if (ch < f->min_char_or_byte2 || ch > f->max_char_or_byte2) |
882 | if (ch < f->min_char_or_byte2 || ch > f->max_char_or_byte2) |
704 | return false; |
883 | return false; |
705 | |
884 | |
706 | if (!f->per_char) |
885 | if (f->per_char) |
707 | return true; |
|
|
708 | |
|
|
709 | xcs = f->per_char + (ch - f->min_char_or_byte2); |
886 | xcs = f->per_char + (ch - f->min_char_or_byte2); |
|
|
887 | else |
|
|
888 | xcs = &f->max_bounds; |
710 | } |
889 | } |
711 | |
890 | |
712 | if (xcs->lbearing == 0 && xcs->rbearing == 0 && xcs->width == 0 |
891 | if (xcs->lbearing == 0 && xcs->rbearing == 0 && xcs->width == 0 |
713 | && xcs->ascent == 0 && xcs->descent == 0) |
892 | && xcs->ascent == 0 && xcs->descent == 0) |
|
|
893 | return false; |
|
|
894 | |
|
|
895 | if (!prop || prop->width == rxvt_fontprop::unset) |
|
|
896 | return true; |
|
|
897 | |
|
|
898 | // check character against base font bounding box |
|
|
899 | int w = xcs->width; |
|
|
900 | int wcw = wcwidth (unicode); |
|
|
901 | if (wcw > 0) w /= wcw; |
|
|
902 | |
|
|
903 | careful = w > prop->width; |
|
|
904 | if (careful && w > prop->width * MAX_OVERLAP >> 2) |
714 | return false; |
905 | return false; |
715 | |
906 | |
716 | return true; |
907 | return true; |
717 | } |
908 | } |
718 | |
909 | |
… | |
… | |
728 | |
919 | |
729 | bool slow = this->slow |
920 | bool slow = this->slow |
730 | || width != r->TermWin.fwidth |
921 | || width != r->TermWin.fwidth |
731 | || height != r->TermWin.fheight; |
922 | || height != r->TermWin.fheight; |
732 | |
923 | |
733 | int base = r->TermWin.fbase; |
924 | int base = ascent; // sorry, incorrect: r->TermWin.fbase; |
734 | |
925 | |
735 | XGCValues v; |
926 | XGCValues v; |
736 | v.foreground = r->pix_colors[fg]; |
927 | v.foreground = r->pix_colors[fg]; |
737 | v.font = f->fid; |
928 | v.font = f->fid; |
738 | |
929 | |
… | |
… | |
803 | } |
994 | } |
804 | |
995 | |
805 | ///////////////////////////////////////////////////////////////////////////// |
996 | ///////////////////////////////////////////////////////////////////////////// |
806 | |
997 | |
807 | #if XFT |
998 | #if XFT |
808 | #if 0 |
|
|
809 | #define UNIBITS 21 |
|
|
810 | //#define SWATHBITS (UNIBITS / 2 + 3) // minimum size for "full" tables |
|
|
811 | #define SWATHBITS 8 |
|
|
812 | #endif |
|
|
813 | |
999 | |
814 | struct rxvt_font_xft : rxvt_font { |
1000 | struct rxvt_font_xft : rxvt_font { |
815 | rxvt_font_xft () { f = 0; } |
1001 | rxvt_font_xft () { f = 0; } |
816 | |
1002 | |
817 | void clear (); |
1003 | void clear (); |
… | |
… | |
822 | |
1008 | |
823 | void draw (rxvt_drawable &d, int x, int y, |
1009 | void draw (rxvt_drawable &d, int x, int y, |
824 | const text_t *text, int len, |
1010 | const text_t *text, int len, |
825 | int fg, int bg); |
1011 | int fg, int bg); |
826 | |
1012 | |
827 | bool has_codepoint (unicode_t unicode); |
1013 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &carefull); |
828 | |
1014 | |
829 | protected: |
1015 | protected: |
830 | XftFont *f; |
1016 | XftFont *f; |
831 | }; |
1017 | }; |
832 | |
1018 | |
… | |
… | |
860 | } |
1046 | } |
861 | |
1047 | |
862 | bool |
1048 | bool |
863 | rxvt_font_xft::load (const rxvt_fontprop &prop) |
1049 | rxvt_font_xft::load (const rxvt_fontprop &prop) |
864 | { |
1050 | { |
865 | #if 0 |
|
|
866 | for (int i = 0; i < SWATHCOUNT; i++) |
|
|
867 | cvr[i] = 0; |
|
|
868 | #endif |
|
|
869 | |
|
|
870 | clear (); |
1051 | clear (); |
871 | |
1052 | |
872 | FcPattern *p = FcNameParse ((FcChar8 *) name); |
1053 | FcPattern *p = FcNameParse ((FcChar8 *) name); |
873 | |
1054 | |
874 | if (!p) |
1055 | if (!p) |
875 | return false; |
1056 | return false; |
876 | |
1057 | |
877 | FcValue v; |
1058 | FcValue v; |
878 | |
1059 | |
|
|
1060 | if (prop.height != rxvt_fontprop::unset |
879 | if (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch) |
1061 | || FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch) |
880 | FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
1062 | FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
881 | |
1063 | |
|
|
1064 | if (prop.weight != rxvt_fontprop::unset |
882 | if (FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch) |
1065 | && FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch) |
883 | FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
1066 | FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
884 | |
1067 | |
|
|
1068 | if (prop.slant != rxvt_fontprop::unset |
885 | if (FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch) |
1069 | && FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch) |
886 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1070 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
887 | |
|
|
888 | if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) |
|
|
889 | FcPatternAddBool (p, FC_MINSPACE, 1); |
|
|
890 | |
1071 | |
891 | #if 0 // clipping unfortunately destroys our precious double-width-characters |
1072 | #if 0 // clipping unfortunately destroys our precious double-width-characters |
892 | // clip width, we can't do better, or can we? |
1073 | // clip width, we can't do better, or can we? |
893 | if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
1074 | if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
894 | FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width); |
1075 | FcPatternAddInteger (p, FC_CHAR_WIDTH, prop->width); |
895 | #endif |
1076 | #endif |
|
|
1077 | |
|
|
1078 | if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) |
|
|
1079 | FcPatternAddBool (p, FC_MINSPACE, 1); |
|
|
1080 | |
|
|
1081 | // store generated name so iso14755 view gives better results |
|
|
1082 | set_name ((char *)FcNameUnparse (p)); |
896 | |
1083 | |
897 | XftResult result; |
1084 | XftResult result; |
898 | FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
1085 | FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
899 | |
1086 | |
900 | FcPatternDestroy (p); |
1087 | FcPatternDestroy (p); |
901 | |
1088 | |
902 | if (!match) |
1089 | if (!match) |
903 | return false; |
1090 | return false; |
904 | |
1091 | |
905 | f = XftFontOpenPattern (DISPLAY, match); |
|
|
906 | |
|
|
907 | if (!f) |
|
|
908 | { |
|
|
909 | FcPatternDestroy (match); |
|
|
910 | return false; |
|
|
911 | } |
|
|
912 | |
|
|
913 | FT_Face face = XftLockFace (f); |
|
|
914 | |
|
|
915 | slow = !FT_IS_FIXED_WIDTH (face); |
|
|
916 | |
|
|
917 | int ftheight = 0; |
1092 | int ftheight = 0; |
|
|
1093 | bool success = true; |
918 | |
1094 | |
919 | for (;;) |
1095 | for (;;) |
920 | { |
1096 | { |
921 | XGlyphInfo g1, g2; |
1097 | f = XftFontOpenPattern (DISPLAY, FcPatternDuplicate (match)); |
922 | FcChar8 c; |
|
|
923 | |
1098 | |
924 | c = 'i'; XftTextExtents8 (DISPLAY, f, &c, 1, &g1); |
1099 | if (!f) |
925 | c = 'W'; XftTextExtents8 (DISPLAY, f, &c, 1, &g2); |
1100 | { |
|
|
1101 | success = false; |
|
|
1102 | break; |
|
|
1103 | } |
926 | |
1104 | |
927 | if (g1.xOff != g2.xOff) // don't simply trust the font |
1105 | FT_Face face = XftLockFace (f); |
928 | slow = true; |
|
|
929 | |
1106 | |
930 | width = g2.xOff; |
|
|
931 | ascent = (face->size->metrics.ascender + 63) >> 6; |
1107 | ascent = (face->size->metrics.ascender + 63) >> 6; |
932 | descent = (-face->size->metrics.descender + 63) >> 6; |
1108 | descent = (-face->size->metrics.descender + 63) >> 6; |
933 | height = ascent + descent; |
1109 | height = max (ascent + descent, (face->size->metrics.height + 63) >> 6); |
|
|
1110 | width = 0; |
934 | |
1111 | |
935 | if (height <= prop.height || !prop.height) |
1112 | bool scalable = face->face_flags & FT_FACE_FLAG_SCALABLE; |
|
|
1113 | |
|
|
1114 | XftUnlockFace (f); |
|
|
1115 | |
|
|
1116 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
|
|
1117 | { |
|
|
1118 | FcChar16 ch = *t; |
|
|
1119 | |
|
|
1120 | if (cs != CS_UNICODE |
|
|
1121 | && ch > 0x100 |
|
|
1122 | && FROM_UNICODE (cs, ch) == NOCHAR) |
|
|
1123 | continue; |
|
|
1124 | |
|
|
1125 | // ignore characters we wouldn't use anyways |
|
|
1126 | bool careful; |
|
|
1127 | if (!has_char (*t, &prop, careful)) |
|
|
1128 | continue; |
|
|
1129 | |
|
|
1130 | XGlyphInfo g; |
|
|
1131 | XftTextExtents16 (DISPLAY, f, &ch, 1, &g); |
|
|
1132 | |
|
|
1133 | int wcw = wcwidth (ch); |
|
|
1134 | if (wcw > 0) g.width = g.width / wcw; |
|
|
1135 | |
|
|
1136 | if (width < g.width) width = g.width; |
|
|
1137 | if (height < g.height) height = g.height; |
|
|
1138 | } |
|
|
1139 | |
|
|
1140 | if (prop.height == rxvt_fontprop::unset |
|
|
1141 | || height <= prop.height |
|
|
1142 | || height <= 2 |
|
|
1143 | || !scalable) |
936 | break; |
1144 | break; |
937 | |
1145 | |
938 | if (ftheight) |
1146 | if (ftheight) |
939 | { |
1147 | { |
940 | // take smaller steps near the end |
1148 | // take smaller steps near the end |
941 | if (height > prop.height + 1) ftheight++; |
1149 | if (height > prop.height + 1) ftheight++; |
942 | if (height > prop.height + 2) ftheight++; |
1150 | if (height > prop.height + 2) ftheight++; |
943 | if (height > prop.height + 3) ftheight++; |
1151 | if (height > prop.height + 3) ftheight++; |
944 | |
1152 | |
945 | FT_Set_Pixel_Sizes (face, 0, ftheight -= height - prop.height); |
1153 | ftheight -= height - prop.height; |
946 | } |
1154 | } |
947 | else |
1155 | else |
948 | FT_Set_Pixel_Sizes (face, 0, ftheight = prop.height); |
1156 | ftheight = prop.height - 1; |
|
|
1157 | |
|
|
1158 | XftFontClose (DISPLAY, f); |
|
|
1159 | FcPatternDel (match, FC_PIXEL_SIZE); |
|
|
1160 | FcPatternAddInteger (match, FC_PIXEL_SIZE, ftheight); |
|
|
1161 | } |
|
|
1162 | |
|
|
1163 | FcPatternDestroy (match); |
|
|
1164 | |
|
|
1165 | #if 0 // do it per-character |
|
|
1166 | if (prop.width != rxvt_fontprop::unset && width > prop.width) |
949 | } |
1167 | { |
|
|
1168 | clear (); |
|
|
1169 | success = false; |
|
|
1170 | } |
|
|
1171 | #endif |
950 | |
1172 | |
951 | XftUnlockFace (f); |
1173 | return success; |
|
|
1174 | } |
|
|
1175 | |
|
|
1176 | bool |
|
|
1177 | rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
|
|
1178 | { |
|
|
1179 | careful = false; |
|
|
1180 | |
|
|
1181 | if (!XftCharExists (DISPLAY, f, unicode)) |
|
|
1182 | return false; |
|
|
1183 | |
|
|
1184 | if (!prop || prop->width == rxvt_fontprop::unset) |
|
|
1185 | return true; |
|
|
1186 | |
|
|
1187 | // check character against base font bounding box |
|
|
1188 | FcChar32 ch = unicode; |
|
|
1189 | XGlyphInfo g; |
|
|
1190 | XftTextExtents32 (DISPLAY, f, &ch, 1, &g); |
|
|
1191 | |
|
|
1192 | int w = g.width; |
|
|
1193 | int wcw = wcwidth (unicode); |
|
|
1194 | if (wcw > 0) w /= wcw; |
|
|
1195 | |
|
|
1196 | careful = w > prop->width; |
|
|
1197 | if (careful && w > prop->width * MAX_OVERLAP >> 2) |
|
|
1198 | return false; |
952 | |
1199 | |
953 | return true; |
1200 | return true; |
954 | } |
|
|
955 | |
|
|
956 | bool |
|
|
957 | rxvt_font_xft::has_codepoint (unicode_t unicode) |
|
|
958 | { |
|
|
959 | return XftCharExists (DISPLAY, f, unicode); |
|
|
960 | } |
1201 | } |
961 | |
1202 | |
962 | void |
1203 | void |
963 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
1204 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
964 | const text_t *text, int len, |
1205 | const text_t *text, int len, |
965 | int fg, int bg) |
1206 | int fg, int bg) |
966 | { |
1207 | { |
967 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
1208 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
968 | |
1209 | |
969 | if (!slow && width == r->TermWin.fwidth && 0) |
1210 | int base = ascent; // should be fbase, but that is incorrect |
|
|
1211 | |
|
|
1212 | XGlyphInfo extents; |
|
|
1213 | FcChar32 *enc = (FcChar32 *) get_enc_buf (len * sizeof (FcChar32)); |
|
|
1214 | FcChar32 *ep = enc; |
|
|
1215 | int ewidth = 0; |
|
|
1216 | int xoff = 0; |
|
|
1217 | |
|
|
1218 | while (len) |
970 | { |
1219 | { |
971 | if (sizeof (text_t) == sizeof (FcChar16)) |
1220 | int cwidth = r->TermWin.fwidth; |
972 | XftDrawString16 (d, &r->pix_colors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, len); |
1221 | FcChar32 fc = *text++; len--; |
|
|
1222 | FT_UInt gl; |
|
|
1223 | |
|
|
1224 | while (len && *text == NOCHAR) |
|
|
1225 | text++, len--, cwidth += r->TermWin.fwidth; |
|
|
1226 | |
|
|
1227 | gl = XftCharIndex (d.display->display, f, fc); |
|
|
1228 | XftGlyphExtents (d.display->display, f, &gl, 1, &extents); |
|
|
1229 | |
|
|
1230 | if (extents.xOff != cwidth && ep != enc) |
|
|
1231 | { |
|
|
1232 | if (xoff > ewidth) xoff = ewidth; |
|
|
1233 | XftDrawGlyphs (d, &r->pix_colors[fg].c, f, |
|
|
1234 | x + (ewidth - xoff >> 1), |
|
|
1235 | y + base, enc, ep - enc); |
|
|
1236 | x += ewidth; |
|
|
1237 | |
|
|
1238 | ep = enc; |
|
|
1239 | ewidth = 0; |
|
|
1240 | xoff = 0; |
|
|
1241 | } |
|
|
1242 | |
|
|
1243 | if (fc == ' ' && ep == enc) // skip leading spaces |
|
|
1244 | { |
|
|
1245 | x += cwidth; |
|
|
1246 | continue; |
|
|
1247 | } |
|
|
1248 | |
973 | else |
1249 | else |
974 | XftDrawString32 (d, &r->pix_colors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, len); |
|
|
975 | } |
|
|
976 | else |
|
|
977 | { |
|
|
978 | while (len) |
|
|
979 | { |
|
|
980 | if (*text != NOCHAR && *text != ' ') |
|
|
981 | { |
|
|
982 | int fwidth = r->TermWin.fwidth; |
|
|
983 | if (len >= 2 && text[1] == NOCHAR) |
|
|
984 | fwidth *= 2; |
|
|
985 | |
|
|
986 | XGlyphInfo extents; |
|
|
987 | if (sizeof (text_t) == sizeof (FcChar16)) |
|
|
988 | { |
|
|
989 | XftTextExtents16 (d.display->display, f, (const FcChar16 *)text, 1, &extents); |
|
|
990 | XftDrawString16 (d, &r->pix_colors[fg].c, f, x + extents.x + (fwidth - extents.width) / 2, |
|
|
991 | y + r->TermWin.fbase, (const FcChar16 *)text, 1); |
|
|
992 | } |
|
|
993 | else |
|
|
994 | { |
|
|
995 | XGlyphInfo extents; |
|
|
996 | XftTextExtents32 (d.display->display, f, (const FcChar32 *)text, 1, &extents); |
|
|
997 | XftDrawString32 (d, &r->pix_colors[fg].c, f, x + extents.x + (fwidth - extents.width) / 2, |
|
|
998 | y + r->TermWin.fbase, (const FcChar32 *)text, 1); |
|
|
999 | } |
|
|
1000 | } |
|
|
1001 | |
|
|
1002 | x += r->TermWin.fwidth; |
|
|
1003 | text++; |
|
|
1004 | len--; |
|
|
1005 | } |
1250 | { |
|
|
1251 | *ep++ = gl; |
|
|
1252 | ewidth += cwidth; |
|
|
1253 | xoff += extents.xOff; |
|
|
1254 | } |
|
|
1255 | } |
|
|
1256 | |
|
|
1257 | if (ep != enc) |
|
|
1258 | { |
|
|
1259 | if (xoff > ewidth) xoff = ewidth; |
|
|
1260 | XftDrawGlyphs (d, &r->pix_colors[fg].c, f, |
|
|
1261 | x + (ewidth - xoff >> 1), |
|
|
1262 | y + base, enc, ep - enc); |
1006 | } |
1263 | } |
1007 | } |
1264 | } |
1008 | #endif |
1265 | #endif |
1009 | |
1266 | |
1010 | ///////////////////////////////////////////////////////////////////////////// |
1267 | ///////////////////////////////////////////////////////////////////////////// |
… | |
… | |
1021 | } |
1278 | } |
1022 | |
1279 | |
1023 | void |
1280 | void |
1024 | rxvt_fontset::clear () |
1281 | rxvt_fontset::clear () |
1025 | { |
1282 | { |
|
|
1283 | prop.width = prop.height = prop.weight = prop.slant |
|
|
1284 | = rxvt_fontprop::unset; |
|
|
1285 | |
1026 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1286 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1027 | FONT_UNREF (*i); |
1287 | FONT_UNREF (*i); |
1028 | |
1288 | |
|
|
1289 | for (pagemap **p = fmap.begin (); p != fmap.end (); p++) |
|
|
1290 | delete *p; |
|
|
1291 | |
1029 | free (fontdesc); fontdesc = 0; |
1292 | free (fontdesc); fontdesc = 0; |
1030 | |
1293 | |
1031 | fonts.clear (); |
1294 | fonts.clear (); |
1032 | base_id = 0; |
|
|
1033 | base_prop.height = 0x7fffffff; |
|
|
1034 | base_prop.weight = rxvt_fontprop::medium; |
|
|
1035 | base_prop.slant = rxvt_fontprop::roman; |
|
|
1036 | |
1295 | |
1037 | fallback = fallback_fonts; |
1296 | fallback = fallback_fonts; |
1038 | } |
1297 | } |
1039 | |
1298 | |
1040 | rxvt_font * |
1299 | rxvt_font * |
… | |
… | |
1043 | rxvt_font *f; |
1302 | rxvt_font *f; |
1044 | |
1303 | |
1045 | if (!name || !*name) |
1304 | if (!name || !*name) |
1046 | { |
1305 | { |
1047 | name = ""; |
1306 | name = ""; |
1048 | f = new rxvt_font_default; |
1307 | f = new rxvt_font_default (this); |
1049 | } |
1308 | } |
1050 | #if XFT |
1309 | #if XFT |
1051 | else if (!strncmp (name, "xft:", 4)) |
1310 | else if (!strncmp (name, "xft:", 4)) |
1052 | { |
1311 | { |
1053 | name += 4; |
1312 | name += 4; |
1054 | f = new rxvt_font_xft; |
1313 | f = new rxvt_font_xft (); |
1055 | } |
1314 | } |
1056 | #endif |
1315 | #endif |
1057 | else if (!strncmp (name, "x:", 2)) |
1316 | else if (!strncmp (name, "x:", 2)) |
1058 | { |
1317 | { |
1059 | name += 2; |
1318 | name += 2; |
1060 | f = new rxvt_font_x11; |
1319 | f = new rxvt_font_x11; |
1061 | } |
1320 | } |
1062 | else |
1321 | else |
1063 | f = new rxvt_font_x11; |
1322 | f = new rxvt_font_x11; |
1064 | |
1323 | |
1065 | f->fs = this; |
|
|
1066 | f->set_term (r); |
1324 | f->set_term (r); |
1067 | f->set_name (strdup (name)); |
1325 | f->set_name (strdup (name)); |
1068 | |
1326 | |
1069 | f->cs = cs; |
1327 | f->cs = cs; |
1070 | f->loaded = false; |
1328 | f->loaded = false; |
… | |
… | |
1084 | |
1342 | |
1085 | do |
1343 | do |
1086 | { |
1344 | { |
1087 | while (*desc <= ' ') desc++; |
1345 | while (*desc <= ' ') desc++; |
1088 | |
1346 | |
|
|
1347 | codeset cs = CS_UNICODE; |
|
|
1348 | |
1089 | if (*desc == '[') |
1349 | if (*desc == '[') |
1090 | { |
1350 | { |
1091 | fprintf (stderr, "extra font parameters not yet supported, skipping.\n"); |
1351 | char spec[256]; |
1092 | |
|
|
1093 | //const char *extra = desc++; // not yet used |
1352 | const char *extra = ++desc; // not yet used |
1094 | |
1353 | |
1095 | desc = strchr (desc, ']'); |
1354 | desc = strchr (desc, ']'); |
1096 | |
1355 | |
1097 | if (!desc) |
1356 | if (!desc) |
1098 | { |
1357 | { |
1099 | fprintf (stderr, "ERROR: opening '[' without closing ']' in font specification.\n"); |
1358 | rxvt_warn ("ERROR: opening '[' without closing ']' in font specification, trying to continue.\n"); |
1100 | break; |
1359 | break; |
1101 | } |
1360 | } |
|
|
1361 | |
|
|
1362 | memcpy (spec, extra, min (desc - extra, 255)); |
|
|
1363 | spec[min (desc - extra, 255)] = 0; |
|
|
1364 | |
|
|
1365 | if (!strncmp (extra, "codeset=", sizeof ("codeset=") - 1)) |
|
|
1366 | cs = codeset_from_name (spec + sizeof ("codeset=") - 1); |
|
|
1367 | else |
|
|
1368 | rxvt_warn ("unknown parameter '%s' in font specification, skipping.\n", spec); |
1102 | |
1369 | |
1103 | desc++; |
1370 | desc++; |
1104 | while (*desc <= ' ') desc++; |
1371 | while (*desc <= ' ') desc++; |
1105 | } |
1372 | } |
1106 | |
1373 | |
… | |
… | |
1111 | if (end - desc < 511) |
1378 | if (end - desc < 511) |
1112 | { |
1379 | { |
1113 | strncpy (buf, desc, end - desc); |
1380 | strncpy (buf, desc, end - desc); |
1114 | buf[end - desc] = 0; |
1381 | buf[end - desc] = 0; |
1115 | |
1382 | |
1116 | fonts.push_back (new_font (buf, CS_UNICODE)); |
1383 | fonts.push_back (new_font (buf, cs)); |
1117 | } |
1384 | } |
|
|
1385 | else |
|
|
1386 | rxvt_warn ("fontset element too long (>511 bytes), ignored."); |
1118 | |
1387 | |
1119 | desc = end + 1; |
1388 | desc = end + 1; |
1120 | } |
1389 | } |
1121 | while (*end); |
1390 | while (*end); |
1122 | } |
1391 | } |
1123 | } |
1392 | } |
1124 | |
1393 | |
1125 | bool |
1394 | bool |
1126 | rxvt_fontset::realize_font (int i) |
1395 | rxvt_fontset::realize_font (int i) |
1127 | { |
1396 | { |
|
|
1397 | if (i < 0 || i >= fonts.size ()) |
|
|
1398 | return false; |
|
|
1399 | |
1128 | if (fonts[i]->loaded) |
1400 | if (fonts[i]->loaded) |
1129 | return true; |
1401 | return true; |
1130 | |
1402 | |
1131 | fonts[i]->loaded = true; |
1403 | fonts[i]->loaded = true; |
1132 | |
1404 | |
1133 | if (!fonts[i]->load (base_prop)) |
1405 | if (!fonts[i]->load (prop)) |
1134 | { |
1406 | { |
1135 | fonts[i]->cs = CS_UNKNOWN; |
1407 | fonts[i]->cs = CS_UNKNOWN; |
1136 | return false; |
1408 | return false; |
1137 | } |
1409 | } |
1138 | |
1410 | |
… | |
… | |
1148 | |
1420 | |
1149 | fonts.push_back (new_font (0, CS_UNICODE)); |
1421 | fonts.push_back (new_font (0, CS_UNICODE)); |
1150 | realize_font (0); |
1422 | realize_font (0); |
1151 | |
1423 | |
1152 | add_fonts (desc); |
1424 | add_fonts (desc); |
1153 | |
|
|
1154 | if (!base_id) |
|
|
1155 | base_id = 1; |
|
|
1156 | |
|
|
1157 | // we currently need a base-font, no matter what |
|
|
1158 | if ((int)fonts.size () <= base_id || !realize_font (base_id)) |
|
|
1159 | { |
|
|
1160 | puts ("unable to load specified font (s), falling back to 'fixed'\n"); |
|
|
1161 | add_fonts ("fixed"); |
|
|
1162 | base_id = fonts.size () - 1; |
|
|
1163 | } |
|
|
1164 | |
|
|
1165 | if ((int)fonts.size () <= base_id || !realize_font (base_id)) |
|
|
1166 | return false; |
|
|
1167 | |
|
|
1168 | base_prop = fonts[base_id]->properties (); |
|
|
1169 | |
1425 | |
1170 | return true; |
1426 | return true; |
1171 | } |
1427 | } |
1172 | |
1428 | |
1173 | int |
1429 | int |
… | |
… | |
1179 | |
1435 | |
1180 | return -1; |
1436 | return -1; |
1181 | } |
1437 | } |
1182 | |
1438 | |
1183 | int |
1439 | int |
1184 | rxvt_fontset::find_font (unicode_t unicode, bool bold) |
1440 | rxvt_fontset::find_font (unicode_t unicode) |
1185 | { |
1441 | { |
|
|
1442 | if (unicode >= 1<<20) |
|
|
1443 | return 0; |
1186 | |
1444 | |
1187 | for (unsigned int i = !!(0x20 <= unicode && unicode <= 0x7f); // skip pseudo-font for ascii |
1445 | unicode_t hi = unicode >> 8; |
1188 | i < fonts.size (); |
1446 | |
1189 | i++) |
1447 | if (hi < fmap.size () |
|
|
1448 | && fmap[hi] |
|
|
1449 | && (*fmap[hi])[unicode & 0xff] != 0xff) |
|
|
1450 | return (*fmap[hi])[unicode & 0xff]; |
|
|
1451 | |
|
|
1452 | unsigned int i; |
|
|
1453 | |
|
|
1454 | for (i = 0; i < fonts.size (); i++) |
1190 | { |
1455 | { |
1191 | rxvt_font *f = fonts[i]; |
1456 | rxvt_font *f = fonts[i]; |
1192 | |
1457 | |
1193 | if (!f->loaded) |
1458 | if (!f->loaded) |
1194 | { |
1459 | { |
… | |
… | |
1200 | } |
1465 | } |
1201 | |
1466 | |
1202 | if (f->cs == CS_UNKNOWN) |
1467 | if (f->cs == CS_UNKNOWN) |
1203 | goto next_font; |
1468 | goto next_font; |
1204 | |
1469 | |
1205 | if (bold && f->properties ().weight < rxvt_fontprop::bold) |
1470 | bool careful; |
|
|
1471 | if (f->has_char (unicode, &prop, careful)) |
|
|
1472 | { |
|
|
1473 | if (careful) |
|
|
1474 | i |= 128; |
|
|
1475 | |
1206 | goto next_font; |
1476 | goto found; |
1207 | |
1477 | } |
1208 | if (f->has_codepoint (unicode)) |
|
|
1209 | return i; |
|
|
1210 | |
1478 | |
1211 | next_font: |
1479 | next_font: |
1212 | if (i == fonts.size () - 1) |
1480 | if (i == fonts.size () - 1) |
1213 | { |
1481 | { |
1214 | if (fallback->name) |
1482 | if (fallback->name) |
… | |
… | |
1221 | { |
1489 | { |
1222 | // try to find a new font. |
1490 | // try to find a new font. |
1223 | // only xft currently supported, as there is no |
1491 | // only xft currently supported, as there is no |
1224 | // way to configure this and xft is easier to hack in, |
1492 | // way to configure this and xft is easier to hack in, |
1225 | // while x11 has more framework in place already. |
1493 | // while x11 has more framework in place already. |
1226 | #if XFT |
1494 | // TODO: this is a real resource hog, xft takes ages(?) |
|
|
1495 | #if XFT && USE_SLOW_LOOKUP |
1227 | // grab the first xft font that seems suitable |
1496 | // grab the first xft font that seems suitable |
1228 | FcPattern *p = FcPatternCreate (); |
1497 | FcPattern *p = FcPatternCreate (); |
1229 | |
1498 | |
1230 | FcCharSet *s = FcCharSetCreate (); |
1499 | FcCharSet *s = FcCharSetCreate (); |
1231 | FcCharSetAddChar (s, unicode); |
1500 | FcCharSetAddChar (s, unicode); |
1232 | FcPatternAddCharSet (p, FC_CHARSET, s); |
1501 | FcPatternAddCharSet (p, FC_CHARSET, s); |
1233 | // charsets don't help that much, as xft might return |
1502 | // charsets don't help that much, as xft might return |
1234 | // a non-matching font even if a better font is available :/ |
1503 | // a non-matching font even if a better font is available :/ |
1235 | |
1504 | |
|
|
1505 | x x x x TODO prop might have unset contents |
1236 | FcPatternAddInteger (p, FC_PIXEL_SIZE, base_prop.height); |
1506 | FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
1237 | FcPatternAddInteger (p, FC_WEIGHT, base_prop.weight); |
1507 | FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
1238 | FcPatternAddInteger (p, FC_SLANT, base_prop.slant); |
1508 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1239 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1509 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1240 | //FcPatternAddBool (p, FC_ANTIALIAS, 1); |
1510 | //FcPatternAddBool (p, FC_ANTIALIAS, 1); |
1241 | |
1511 | |
1242 | XftResult result; |
1512 | XftResult result; |
1243 | FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
1513 | FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
… | |
… | |
1263 | #endif |
1533 | #endif |
1264 | } |
1534 | } |
1265 | } |
1535 | } |
1266 | } |
1536 | } |
1267 | |
1537 | |
1268 | // if no bold font found, use a regular one |
1538 | /* we must return SOME font */ |
1269 | if (bold) |
1539 | i = 0; |
1270 | return find_font (unicode); |
|
|
1271 | |
1540 | |
1272 | return 0; /* we must return SOME font */ |
1541 | found: |
1273 | } |
1542 | // found a font, cache it |
|
|
1543 | if (i < 255) |
|
|
1544 | { |
|
|
1545 | while (hi >= fmap.size ()) |
|
|
1546 | fmap.push_back (0); |
1274 | |
1547 | |
|
|
1548 | if (!fmap[hi]) |
|
|
1549 | { |
|
|
1550 | fmap[hi] = (pagemap *)new pagemap; |
|
|
1551 | memset (fmap[hi], 0xff, sizeof (pagemap)); |
|
|
1552 | } |
1275 | |
1553 | |
|
|
1554 | (*fmap[hi])[unicode & 0xff] = i; |
|
|
1555 | } |
1276 | |
1556 | |
|
|
1557 | return i; |
|
|
1558 | } |
|
|
1559 | |
|
|
1560 | |
|
|
1561 | |