1 | /*----------------------------------------------------------------------* |
1 | /*----------------------------------------------------------------------* |
2 | * File: rxvtfont.C |
2 | * File: rxvtfont.C |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
4 | * Copyright (c) 2003-2008 Marc Lehmann <schmorp@schmorp.de> |
5 | * - original version. |
5 | * - original version. |
6 | * |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify |
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 |
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 |
9 | * the Free Software Foundation; either version 3 of the License, or |
10 | * (at your option) any later version. |
10 | * (at your option) any later version. |
11 | * |
11 | * |
12 | * This program is distributed in the hope that it will be useful, |
12 | * This program is distributed in the hope that it will be useful, |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
… | |
… | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
20 | *---------------------------------------------------------------------*/ |
20 | *---------------------------------------------------------------------*/ |
21 | |
21 | |
22 | #include "../config.h" |
22 | #include "../config.h" |
23 | #include "rxvt.h" |
23 | #include "rxvt.h" |
24 | #include "rxvtlib.h" |
|
|
25 | #include "rxvtutil.h" |
24 | #include "rxvtutil.h" |
26 | #include "rxvtfont.h" |
25 | #include "rxvtfont.h" |
27 | |
26 | |
28 | #include <cstdlib> |
27 | #include <stdlib.h> |
29 | |
28 | |
30 | #include <inttypes.h> |
29 | #include <inttypes.h> |
|
|
30 | |
|
|
31 | #if XFT |
|
|
32 | # include <fontconfig/fontconfig.h> |
|
|
33 | #endif |
31 | |
34 | |
32 | #define MAX_OVERLAP_ROMAN (8 + 2) // max. character width in 8ths of the base width |
35 | #define MAX_OVERLAP_ROMAN (8 + 2) // max. character width in 8ths of the base width |
33 | #define MAX_OVERLAP_ITALIC (8 + 3) // max. overlap for italic fonts |
36 | #define MAX_OVERLAP_ITALIC (8 + 3) // max. overlap for italic fonts |
34 | |
37 | |
35 | #define OVERLAP_OK(w,wcw,prop) ((w) <= ( \ |
38 | #define OVERLAP_OK(w,wcw,prop) ((w) <= ( \ |
36 | (prop)->slant >= rxvt_fontprop::italic \ |
39 | (prop)->slant >= rxvt_fontprop::italic \ |
37 | ? ((prop)->width * (wcw) * MAX_OVERLAP_ITALIC + 7) >> 3 \ |
40 | ? ((prop)->width * (wcw) * MAX_OVERLAP_ITALIC + 7) >> 3 \ |
38 | : ((prop)->width * (wcw) * MAX_OVERLAP_ROMAN + 7) >> 3 \ |
41 | : ((prop)->width * (wcw) * MAX_OVERLAP_ROMAN + 7) >> 3 \ |
39 | )) |
42 | )) |
40 | |
43 | |
41 | const struct rxvt_fallback_font { |
44 | static const struct rxvt_fallback_font { |
42 | codeset cs; |
45 | codeset cs; |
43 | const char *name; |
46 | const char *name; |
44 | } fallback_fonts[] = { |
47 | } fallback_fonts[] = { |
45 | { CS_ISO8859_1, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-1" }, |
48 | { CS_ISO8859_1, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-1" }, |
46 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-15" }, |
49 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-15" }, |
47 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-fcd8859-15" }, |
50 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-fcd8859-15" }, |
48 | |
51 | |
49 | #if ENCODING_EU |
52 | #if ENCODING_EU |
50 | // cyrillic |
53 | // cyrillic |
51 | { CS_KOI8_R, "-*-*-*-r-*--*-*-*-*-c-*-koi8-r" }, |
54 | { CS_KOI8_R, "-*-*-*-r-*--*-*-*-*-c-*-koi8-r" }, |
52 | { CS_KOI8_U, "-*-*-*-r-*--*-*-*-*-c-*-koi8-u" }, |
55 | { CS_KOI8_U, "-*-*-*-r-*--*-*-*-*-c-*-koi8-u" }, |
53 | |
56 | |
54 | { CS_ISO8859_2, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-2" }, |
57 | { CS_ISO8859_2, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-2" }, |
55 | { CS_ISO8859_3, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-3" }, |
58 | { CS_ISO8859_3, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-3" }, |
56 | { CS_ISO8859_4, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-4" }, |
59 | { CS_ISO8859_4, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-4" }, |
57 | { CS_ISO8859_5, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-5" }, |
60 | { CS_ISO8859_5, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-5" }, |
58 | { CS_ISO8859_6, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-6" }, |
61 | { CS_ISO8859_6, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-6" }, |
… | |
… | |
65 | { CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
68 | { CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
66 | { CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
69 | { CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
67 | |
70 | |
68 | # if XFT |
71 | # if XFT |
69 | { CS_KOI8_U, "xft::lang=ru" }, |
72 | { CS_KOI8_U, "xft::lang=ru" }, |
70 | |
73 | |
71 | { CS_ISO8859_5, "xft::lang=ru" }, |
74 | { CS_ISO8859_5, "xft::lang=ru" }, |
72 | { CS_ISO8859_6, "xft::lang=ar" }, |
75 | { CS_ISO8859_6, "xft::lang=ar" }, |
73 | { CS_ISO8859_7, "xft::lang=el" }, |
76 | { CS_ISO8859_7, "xft::lang=el" }, |
74 | { CS_ISO8859_8, "xft::lang=he" }, |
77 | { CS_ISO8859_8, "xft::lang=he" }, |
75 | { CS_ISO8859_9, "xft::lang=tr" }, |
78 | { CS_ISO8859_9, "xft::lang=tr" }, |
… | |
… | |
80 | |
83 | |
81 | // japanese |
84 | // japanese |
82 | #if ENCODING_JP || ENCODING_JP_EXT |
85 | #if ENCODING_JP || ENCODING_JP_EXT |
83 | # if XFT |
86 | # if XFT |
84 | // prefer xft for complex scripts |
87 | // prefer xft for complex scripts |
|
|
88 | { CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" }, |
85 | { CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" }, |
89 | { CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" }, |
86 | { CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" }, |
|
|
87 | { CS_JIS0208_1990_0, "xft:Mincho:antialias=false" }, |
90 | { CS_JIS0208_1990_0, "xft:Mincho:antialias=false" }, |
88 | { CS_JIS0208_1990_0, "xft::lang=ja:antialias=false" }, |
91 | { CS_JIS0208_1990_0, "xft::lang=ja:antialias=false" }, |
89 | # endif |
92 | # endif |
90 | { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
93 | { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
91 | { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
94 | { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
… | |
… | |
129 | { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, |
132 | { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, |
130 | { CS_KSC5601_1987_0, "xft::lang=ko:antialias=false" }, |
133 | { CS_KSC5601_1987_0, "xft::lang=ko:antialias=false" }, |
131 | # endif |
134 | # endif |
132 | #endif |
135 | #endif |
133 | |
136 | |
134 | { CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
|
|
135 | //{ CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, // this gem of a font has actual dotted circles within the combining character glyphs. |
137 | //{ CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, // this gem of a font has actual dotted circles within the combining character glyphs. |
136 | #if XFT |
138 | #if XFT |
137 | { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true" }, |
139 | { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true" }, |
138 | { CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" }, |
140 | { CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" }, |
139 | { CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" }, |
141 | { CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" }, |
… | |
… | |
156 | '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', |
158 | '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', |
157 | 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ |
159 | 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ |
158 | 0x304c, 0x672c, // が本 |
160 | 0x304c, 0x672c, // が本 |
159 | }; |
161 | }; |
160 | |
162 | |
161 | #define NUM_EXTENT_TEST_CHARS (sizeof (extent_test_chars) / sizeof (extent_test_chars[0])) |
|
|
162 | |
|
|
163 | #define dTermDisplay Display *disp = term->dpy |
163 | #define dTermDisplay Display *disp = term->dpy |
164 | #define dTermGC GC gc = term->gc |
164 | #define dTermGC GC gc = term->gc |
165 | |
165 | |
166 | ///////////////////////////////////////////////////////////////////////////// |
166 | ///////////////////////////////////////////////////////////////////////////// |
167 | |
167 | |
… | |
… | |
217 | : name(0), width(rxvt_fontprop::unset), height(rxvt_fontprop::unset) |
217 | : name(0), width(rxvt_fontprop::unset), height(rxvt_fontprop::unset) |
218 | { |
218 | { |
219 | } |
219 | } |
220 | |
220 | |
221 | void |
221 | void |
222 | rxvt_font::set_name (char *name) |
222 | rxvt_font::set_name (char *name_) |
223 | { |
223 | { |
224 | if (this->name == name) |
224 | if (name == name_) |
225 | return; |
225 | return; |
226 | |
226 | |
227 | if (this->name) free (this->name); // let the compiler optimize |
227 | if (name) free (name); // let the compiler optimize |
228 | this->name = name; |
228 | name = name_; |
229 | } |
229 | } |
230 | |
230 | |
231 | void |
231 | void |
232 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const |
232 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const |
233 | { |
233 | { |
234 | dTermDisplay; |
234 | dTermDisplay; |
235 | dTermGC; |
235 | dTermGC; |
236 | |
236 | |
237 | if (color == Color_bg || color == Color_transparent) |
237 | if (color == Color_bg || color == Color_transparent) |
238 | XClearArea (disp, d, x, y, w, h, false); |
238 | XClearArea (disp, d, x, y, w, h, false); |
239 | else if (color >= 0) |
239 | else if (color >= 0) |
240 | { |
240 | { |
241 | #if XFT |
241 | #if XFT |
|
|
242 | Picture dst; |
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|
243 | |
|
|
244 | # ifdef HAVE_IMG |
|
|
245 | if (term->bg_img |
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|
246 | && !term->pix_colors[color].is_opaque () |
|
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247 | && ((dst = XftDrawPicture (d)))) |
|
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248 | { |
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249 | XClearArea (disp, d, x, y, w, h, false); |
|
|
250 | |
|
|
251 | Picture solid_color_pict = XftDrawSrcPicture (d, &term->pix_colors[color].c); |
|
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252 | XRenderComposite (disp, PictOpOver, solid_color_pict, None, dst, 0, 0, 0, 0, x, y, w, h); |
|
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253 | } |
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|
254 | else |
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|
255 | # endif |
242 | XftDrawRect (d, &term->pix_colors[color].c, x, y, w, h); |
256 | XftDrawRect (d, &term->pix_colors[color].c, x, y, w, h); |
|
|
257 | |
243 | #else |
258 | #else |
244 | XSetForeground (disp, gc, term->pix_colors[color]); |
259 | XSetForeground (disp, gc, term->pix_colors[color]); |
245 | XFillRectangle (disp, d, gc, x, y, w, h); |
260 | XFillRectangle (disp, d, gc, x, y, w, h); |
246 | #endif |
261 | #endif |
247 | } |
262 | } |
248 | } |
263 | } |
249 | |
264 | |
250 | ///////////////////////////////////////////////////////////////////////////// |
265 | ///////////////////////////////////////////////////////////////////////////// |
251 | |
266 | |
252 | #include "table/linedraw.h" |
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|
253 | |
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254 | struct rxvt_font_default : rxvt_font { |
267 | struct rxvt_font_default : rxvt_font |
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268 | { |
255 | struct rxvt_fontset *fs; |
269 | struct rxvt_fontset *fs; |
256 | |
270 | |
257 | rxvt_font_default (rxvt_fontset *fs) |
271 | rxvt_font_default (rxvt_fontset *fs) |
258 | : rxvt_font () |
272 | : rxvt_font () |
259 | { |
273 | { |
… | |
… | |
293 | return false; |
307 | return false; |
294 | |
308 | |
295 | if (unicode <= 0x009f) |
309 | if (unicode <= 0x009f) |
296 | return true; |
310 | return true; |
297 | |
311 | |
|
|
312 | #ifdef BUILTIN_GLYPHS |
298 | if (unicode >= 0x2500 && unicode <= 0x259f && |
313 | if (unicode >= 0x2500 && unicode <= 0x259f && |
299 | !term->option (Opt_skipBuiltinGlyphs)) |
314 | !term->option (Opt_skipBuiltinGlyphs)) |
300 | return true; |
315 | return true; |
|
|
316 | #endif |
301 | |
317 | |
302 | if (IS_COMPOSE (unicode)) |
318 | // we do not check for IS_COMPOSE here, as this would |
303 | return true; |
319 | // rob other fonts from taking over. |
304 | |
320 | |
305 | switch (unicode) |
321 | switch (unicode) |
306 | { |
322 | { |
307 | case ZERO_WIDTH_CHAR: |
323 | case ZERO_WIDTH_CHAR: |
308 | case NOCHAR: |
324 | case NOCHAR: |
… | |
… | |
329 | |
345 | |
330 | XSetForeground (disp, gc, term->pix_colors[fg]); |
346 | XSetForeground (disp, gc, term->pix_colors[fg]); |
331 | |
347 | |
332 | while (len) |
348 | while (len) |
333 | { |
349 | { |
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|
350 | const text_t *tp = text; |
|
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351 | text_t t = *tp; |
|
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352 | |
|
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353 | while (++text, --len && *text == NOCHAR) |
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354 | ; |
|
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355 | |
334 | #if ENABLE_COMBINING |
356 | #if ENABLE_COMBINING |
335 | compose_char *cc; |
357 | compose_char *cc; |
336 | #endif |
358 | #endif |
337 | const text_t *tp = text; |
|
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338 | text_t t = *tp; |
|
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339 | |
|
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340 | while (++text, --len && *text == NOCHAR) |
|
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341 | ; |
|
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342 | |
|
|
343 | int width = text - tp; |
359 | int width = text - tp; |
344 | int fwidth = term->fwidth * width; |
360 | int fwidth = term->fwidth * width; |
345 | |
361 | |
|
|
362 | #ifdef BUILTIN_GLYPHS |
346 | if (0x2500 <= t && t <= 0x259f) |
363 | if (0x2500 <= t && t <= 0x259f) |
347 | { |
364 | { |
|
|
365 | # include "table/linedraw.h" |
348 | uint16_t offs = linedraw_offs[t - 0x2500]; |
366 | uint16_t offs = linedraw_offs[t - 0x2500]; |
349 | uint32_t *a = linedraw_command + (offs >> 4); |
367 | uint32_t *a = linedraw_command + (offs >> 4); |
350 | uint32_t *b = a + (offs & 15); |
368 | uint32_t *b = a + (offs & 15); |
351 | |
369 | |
352 | int W = fwidth; |
370 | int W = fwidth; |
… | |
… | |
390 | |
408 | |
391 | case 1: // rectangle, possibly stippled |
409 | case 1: // rectangle, possibly stippled |
392 | if (a) |
410 | if (a) |
393 | { |
411 | { |
394 | static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 }; |
412 | static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 }; |
395 | |
413 | |
396 | gcv.fill_style = FillStippled; |
414 | gcv.fill_style = FillStippled; |
397 | gcv.stipple = XCreateBitmapFromData (disp, d, bm + a * 2, 2, 2); |
415 | gcv.stipple = XCreateBitmapFromData (disp, d, bm + a * 2, 2, 2); |
398 | gcv.ts_x_origin = x; |
416 | gcv.ts_x_origin = x; |
399 | gcv.ts_y_origin = y; |
417 | gcv.ts_y_origin = y; |
400 | |
418 | |
… | |
… | |
419 | (a - 1) * 90*64, (b - 1) * 90*64); |
437 | (a - 1) * 90*64, (b - 1) * 90*64); |
420 | break; |
438 | break; |
421 | } |
439 | } |
422 | } |
440 | } |
423 | } |
441 | } |
|
|
442 | #else |
|
|
443 | if (0) |
|
|
444 | ; |
|
|
445 | #endif |
424 | #if ENABLE_COMBINING |
446 | #if ENABLE_COMBINING |
425 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
447 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
426 | { |
448 | { |
427 | min_it (width, 2); // we only support wcwidth up to 2 |
449 | min_it (width, 2); // we only support wcwidth up to 2 |
428 | |
|
|
429 | text_t chrs[2]; |
450 | text_t chrs[2]; |
430 | chrs [1] = NOCHAR; |
451 | chrs [1] = NOCHAR; |
431 | |
452 | |
432 | *chrs = cc->c1; |
453 | *chrs = cc->c1; |
433 | rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; |
454 | rxvt_font *f1 = (*fs)[fs->find_font_idx (cc->c1)]; |
434 | f1->draw (d, x, y, chrs, width, fg, bg); |
455 | f1->draw (d, x, y, chrs, width, fg, bg); |
435 | |
456 | |
436 | if (cc->c2 != NOCHAR) |
457 | if (cc->c2 != NOCHAR) |
437 | { |
458 | { |
438 | bool careful; |
459 | bool careful; |
439 | |
460 | |
440 | // prefer font of first character, for no good reasons |
461 | // prefer font of first character, for no good reasons |
441 | *chrs = cc->c2; |
462 | *chrs = cc->c2; |
442 | rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) |
463 | rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) |
443 | ? f1 |
464 | ? f1 |
444 | : (*fs)[fs->find_font (cc->c2)]; |
465 | : (*fs)[fs->find_font_idx (cc->c2)]; |
445 | |
466 | |
446 | f2->draw (d, x, y, chrs, width, fg, Color_none); |
467 | f2->draw (d, x, y, chrs, width, fg, Color_none); |
447 | } |
468 | } |
448 | } |
469 | } |
449 | #endif |
470 | #endif |
… | |
… | |
453 | case '\t': |
474 | case '\t': |
454 | case ZERO_WIDTH_CHAR: |
475 | case ZERO_WIDTH_CHAR: |
455 | case NOCHAR: |
476 | case NOCHAR: |
456 | break; |
477 | break; |
457 | |
478 | |
|
|
479 | /* |
|
|
480 | * If the base font does not support variation selectors, treat them as ZWC. |
|
|
481 | * a point could be made to do this for all wcwidth == 0 characters, but I |
|
|
482 | * decided against that until more data is available. |
|
|
483 | */ |
|
|
484 | case 0xfe00: case 0xfe01: case 0xfe02: case 0xfe03: case 0xfe04: case 0xfe05: case 0xfe06: case 0xfe07: |
|
|
485 | case 0xfe08: case 0xfe09: case 0xfe0a: case 0xfe0b: case 0xfe0c: case 0xfe0d: case 0xfe0e: case 0xfe0f: |
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|
486 | break; |
|
|
487 | |
458 | default: |
488 | default: |
459 | XDrawRectangle (disp, d, gc, x + 2, y + 2, |
489 | XDrawRectangle (disp, d, gc, x + 2, y + 2, |
460 | fwidth - 4, term->fheight - 4); |
490 | fwidth - 4, term->fheight - 4); |
461 | } |
491 | } |
462 | |
492 | |
463 | x += fwidth; |
493 | x += fwidth; |
464 | } |
494 | } |
465 | } |
495 | } |
466 | |
496 | |
|
|
497 | struct rxvt_font_overflow : rxvt_font |
|
|
498 | { |
|
|
499 | struct rxvt_fontset *fs; |
|
|
500 | |
|
|
501 | rxvt_font_overflow (rxvt_fontset *fs) |
|
|
502 | : rxvt_font () |
|
|
503 | { |
|
|
504 | this->fs = fs; |
|
|
505 | } |
|
|
506 | |
|
|
507 | rxvt_fontprop properties () |
|
|
508 | { |
|
|
509 | rxvt_fontprop p; |
|
|
510 | |
|
|
511 | p.width = p.height = 1; |
|
|
512 | p.ascent = rxvt_fontprop::unset; |
|
|
513 | p.weight = rxvt_fontprop::medium; |
|
|
514 | p.slant = rxvt_fontprop::roman; |
|
|
515 | |
|
|
516 | return p; |
|
|
517 | } |
|
|
518 | |
|
|
519 | bool load (const rxvt_fontprop &prop, bool force_prop) |
|
|
520 | { |
|
|
521 | width = 1; height = 1; |
|
|
522 | ascent = 1; descent = 0; |
|
|
523 | |
|
|
524 | set_name (strdup ("built-in rendition overflow font")); |
|
|
525 | |
|
|
526 | return true; |
|
|
527 | } |
|
|
528 | |
|
|
529 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
|
|
530 | { |
|
|
531 | return false; |
|
|
532 | } |
|
|
533 | |
|
|
534 | void draw (rxvt_drawable &d, int x, int y, |
|
|
535 | const text_t *text, int len, |
|
|
536 | int fg, int bg) |
|
|
537 | { |
|
|
538 | while (len) |
|
|
539 | { |
|
|
540 | int fid = fs->find_font_idx (*text); |
|
|
541 | int w = 1; |
|
|
542 | while (w < len && text[w] == NOCHAR) |
|
|
543 | w++; |
|
|
544 | (*fs)[fid]->draw (d, x, y, text, w, fg, bg); |
|
|
545 | text += w; |
|
|
546 | len -= w; |
|
|
547 | x += term->fwidth * w; |
|
|
548 | } |
|
|
549 | } |
|
|
550 | }; |
|
|
551 | |
467 | ///////////////////////////////////////////////////////////////////////////// |
552 | ///////////////////////////////////////////////////////////////////////////// |
468 | |
553 | |
469 | struct rxvt_font_x11 : rxvt_font { |
554 | struct rxvt_font_x11 : rxvt_font |
|
|
555 | { |
470 | rxvt_font_x11 () { f = 0; } |
556 | rxvt_font_x11 () { f = 0; } |
471 | |
557 | |
472 | void clear (); |
558 | void clear (); |
473 | |
559 | |
474 | rxvt_fontprop properties (); |
560 | rxvt_fontprop properties (); |
… | |
… | |
479 | |
565 | |
480 | void draw (rxvt_drawable &d, int x, int y, |
566 | void draw (rxvt_drawable &d, int x, int y, |
481 | const text_t *text, int len, |
567 | const text_t *text, int len, |
482 | int fg, int bg); |
568 | int fg, int bg); |
483 | |
569 | |
484 | bool slow; // wether this is a proportional font or has other funny characteristics |
570 | bool slow; // whether this is a proportional font or has other funny characteristics |
485 | XFontStruct *f; |
571 | XFontStruct *f; |
486 | bool enc2b, encm; |
572 | bool enc2b, encm; |
487 | |
573 | |
488 | char *get_property (XFontStruct *f, Atom property, const char *repl) const; |
574 | char *get_property (XFontStruct *f, Atom property, const char *repl) const; |
489 | bool set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth); |
575 | bool set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth); |
… | |
… | |
497 | unsigned long value; |
583 | unsigned long value; |
498 | |
584 | |
499 | if (XGetFontProperty (f, property, &value)) |
585 | if (XGetFontProperty (f, property, &value)) |
500 | return XGetAtomName (term->dpy, value); |
586 | return XGetAtomName (term->dpy, value); |
501 | else |
587 | else |
502 | return rxvt_strdup (repl); |
588 | return repl ? strdup (repl) : 0; |
503 | } |
589 | } |
504 | |
590 | |
505 | rxvt_fontprop |
591 | rxvt_fontprop |
506 | rxvt_font_x11::properties () |
592 | rxvt_font_x11::properties () |
507 | { |
593 | { |
… | |
… | |
589 | return false; |
675 | return false; |
590 | } |
676 | } |
591 | |
677 | |
592 | // fix the size of scalable fonts |
678 | // fix the size of scalable fonts |
593 | static bool |
679 | static bool |
594 | replace_field (char *buf, const char *name, int index, const char old, const char *replace) |
680 | replace_field (char **ptr, const char *name, int index, const char old, const char *replace) |
595 | { |
681 | { |
596 | int slashes = 0; |
682 | int slashes = 0; |
597 | const char *field, *end; |
683 | const char *field, *end; |
598 | |
684 | |
599 | for (const char *c = name; *c; c++) |
685 | for (const char *c = name; *c; c++) |
… | |
… | |
609 | break; |
695 | break; |
610 | } |
696 | } |
611 | |
697 | |
612 | if (slashes >= 13 && (!old || *field == old)) |
698 | if (slashes >= 13 && (!old || *field == old)) |
613 | { |
699 | { |
614 | // TODO: check for overflow in font-name |
700 | size_t len = field - name; |
615 | strncpy (buf, name, field - name); |
701 | *ptr = (char *)malloc (len + strlen (replace) + strlen (end) + 1); |
616 | buf += field - name; |
702 | memcpy (*ptr, name, len); |
617 | strcpy (buf, replace); |
703 | strcpy (*ptr + len, replace); |
618 | strcat (buf, end); |
704 | strcat (*ptr, end); |
619 | |
705 | |
620 | return true; |
706 | return true; |
621 | } |
707 | } |
622 | else |
708 | else |
623 | { |
709 | { |
624 | strcpy (buf, name); |
710 | *ptr = strdup (name); |
625 | |
711 | |
626 | return false; |
712 | return false; |
627 | } |
713 | } |
628 | } |
714 | } |
629 | |
715 | |
… | |
… | |
637 | char field_str[64]; // enough for 128 bits |
723 | char field_str[64]; // enough for 128 bits |
638 | |
724 | |
639 | // first morph the font if required |
725 | // first morph the font if required |
640 | if (force_prop) |
726 | if (force_prop) |
641 | { |
727 | { |
642 | char fname[1024]; |
728 | char *fname; |
643 | |
729 | |
644 | if (name[0] != '-') |
730 | if (name[0] != '-') |
645 | { |
731 | { |
646 | f = XLoadQueryFont (disp, name); |
732 | f = XLoadQueryFont (disp, name); |
647 | |
733 | |
648 | if (!f) |
734 | if (!f) |
649 | return false; |
735 | return false; |
650 | |
736 | |
651 | char *new_name = get_property (f, XA_FONT, name); |
737 | char *new_name = get_property (f, XA_FONT, 0); |
652 | |
738 | |
653 | if (new_name) |
739 | if (new_name) |
654 | set_name (new_name); |
740 | set_name (new_name); |
655 | else |
741 | else |
656 | rxvt_warn ("font '%s' has no FONT property, continuing without.", name); |
742 | rxvt_warn ("font '%s' has no FONT property, continuing without.\n", name); |
657 | |
743 | |
658 | XFreeFont (disp, f); |
744 | XFreeFont (disp, f); |
659 | f = 0; |
745 | f = 0; |
660 | } |
746 | } |
661 | |
747 | |
662 | if (prop.weight != rxvt_fontprop::unset) |
748 | if (prop.weight != rxvt_fontprop::unset) |
663 | { |
749 | { |
664 | replace_field (fname, name, 2, 0, |
750 | replace_field (&fname, name, 2, 0, |
665 | prop.weight < rxvt_fontprop::bold |
751 | prop.weight < rxvt_fontprop::bold |
666 | ? "medium" : "bold"); |
752 | ? "medium" : "bold"); |
667 | set_name (strdup (fname)); |
753 | set_name (fname); |
668 | } |
754 | } |
669 | |
755 | |
670 | if (prop.slant != rxvt_fontprop::unset) |
756 | if (prop.slant != rxvt_fontprop::unset) |
671 | { |
757 | { |
672 | replace_field (fname, name, 3, 0, |
758 | replace_field (&fname, name, 3, 0, |
673 | prop.slant < rxvt_fontprop::italic |
759 | prop.slant < rxvt_fontprop::italic |
674 | ? "r" : "i"); // TODO: handle "o"blique, too |
760 | ? "r" : "i"); // TODO: handle "o"blique, too |
675 | set_name (strdup (fname)); |
761 | set_name (fname); |
676 | } |
762 | } |
677 | } |
763 | } |
678 | |
764 | |
679 | sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset |
765 | sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset |
680 | ? 0 : prop.height); |
766 | ? 0 : prop.height); |
… | |
… | |
705 | font_weight *fonts = new font_weight[count]; |
791 | font_weight *fonts = new font_weight[count]; |
706 | |
792 | |
707 | for (int i = 0; i < count; i++) |
793 | for (int i = 0; i < count; i++) |
708 | { |
794 | { |
709 | rxvt_fontprop p; |
795 | rxvt_fontprop p; |
710 | char fname[1024]; |
796 | char *fname; |
711 | |
797 | |
712 | int diff = 0; |
798 | int diff = 0; |
713 | |
799 | |
714 | if (replace_field (fname, list[i], 6, '0', field_str)) |
800 | if (replace_field (&fname, list[i], 6, '0', field_str)) |
715 | diff += 10; // slightly penalize scalable fonts |
801 | diff += 10; // slightly penalize scalable fonts |
|
|
802 | else |
|
|
803 | { |
|
|
804 | free (fname); |
716 | else if (replace_field (fname, list[i], 11, '0', "0")) |
805 | if (replace_field (&fname, list[i], 11, '0', "0")) |
717 | diff += 300; // more heavily penalize what looks like scaled bitmap fonts |
806 | diff += 300; // more heavily penalize what looks like scaled bitmap fonts |
|
|
807 | } |
718 | |
808 | |
719 | if (!set_properties (p, fname)) |
809 | if (!set_properties (p, fname) |
|
|
810 | // also weed out too large fonts |
|
|
811 | || (prop.height != rxvt_fontprop::unset |
|
|
812 | && p.height > prop.height)) |
|
|
813 | { |
|
|
814 | free (fname); |
720 | continue; |
815 | continue; |
721 | |
816 | } |
722 | if (prop.height != rxvt_fontprop::unset |
|
|
723 | && p.height > prop.height) // weed out too large fonts |
|
|
724 | continue; |
|
|
725 | |
817 | |
726 | if (prop.height != rxvt_fontprop::unset) diff += (prop.height - p.height) * 128; |
818 | if (prop.height != rxvt_fontprop::unset) diff += (prop.height - p.height) * 128; |
727 | if (prop.weight != rxvt_fontprop::unset) diff += abs (prop.weight - p.weight); |
819 | if (prop.weight != rxvt_fontprop::unset) diff += abs (prop.weight - p.weight); |
728 | if (prop.slant != rxvt_fontprop::unset) diff += abs (prop.slant - p.slant); |
820 | if (prop.slant != rxvt_fontprop::unset) diff += abs (prop.slant - p.slant); |
729 | //if (prop.width != rxvt_fontprop::unset) diff += abs (prop.width - p.width); |
821 | //if (prop.width != rxvt_fontprop::unset) diff += abs (prop.width - p.width); |
730 | |
822 | |
731 | fonts[i].name = strdup (fname); |
823 | fonts[i].name = fname; |
732 | fonts[i].diff = diff; |
824 | fonts[i].diff = diff; |
733 | } |
825 | } |
734 | |
826 | |
735 | XFreeFontNames (list); |
827 | XFreeFontNames (list); |
736 | |
828 | |
737 | // this loop only iterates when the guessed font-size is too small |
829 | // this loop only iterates when the guessed font-size is too small |
738 | for (;;) |
830 | for (;;) |
739 | { |
831 | { |
740 | font_weight *best = fonts + count - 1; |
832 | font_weight *best = fonts; |
741 | |
833 | |
742 | for (font_weight *w = best; w-- > fonts; ) |
834 | for (font_weight *w = fonts + 1; w < fonts + count; w++) |
743 | if (w->diff <= best->diff) |
835 | if (w->diff < best->diff) |
744 | best = w; |
836 | best = w; |
745 | |
837 | |
746 | if (!best->name |
838 | if (!best->name |
747 | || !(f = XLoadQueryFont (disp, best->name))) |
839 | || !(f = XLoadQueryFont (disp, best->name))) |
748 | break; |
840 | break; |
… | |
… | |
768 | return false; |
860 | return false; |
769 | |
861 | |
770 | char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0); |
862 | char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0); |
771 | char *encoding = get_property (f, term->xa [XA_CHARSET_ENCODING], 0); |
863 | char *encoding = get_property (f, term->xa [XA_CHARSET_ENCODING], 0); |
772 | |
864 | |
|
|
865 | cs = CS_UNKNOWN; |
|
|
866 | |
773 | if (registry && encoding) |
867 | if (registry && encoding) |
774 | { |
868 | { |
775 | char charset[64]; |
869 | char charset[64]; |
776 | snprintf (charset, 64, "%s-%s", registry, encoding); |
870 | snprintf (charset, 64, "%s-%s", registry, encoding); |
777 | |
871 | |
778 | cs = codeset_from_name (charset); |
872 | cs = codeset_from_name (charset); |
779 | } |
873 | |
780 | else |
874 | if (cs == CS_UNKNOWN) |
|
|
875 | rxvt_warn ("%s: cannot deduce encoding from registry/encoding properties \"%s\", ignoring font.\n", name, charset); |
781 | { |
876 | } |
|
|
877 | |
|
|
878 | free (registry); |
|
|
879 | free (encoding); |
|
|
880 | |
|
|
881 | if (cs == CS_UNKNOWN) |
|
|
882 | { |
782 | const char *charset = get_property (f, XA_FONT, 0); |
883 | char *value = get_property (f, XA_FONT, 0); |
|
|
884 | const char *charset = value; |
783 | |
885 | |
784 | if (!charset) |
886 | if (!charset) |
785 | charset = name; |
887 | charset = name; |
786 | |
888 | |
787 | int count = 13; |
889 | int count = 13; |
788 | while (*charset) |
890 | while (*charset) |
789 | if (*charset++ == '-' && !--count) |
891 | if (*charset++ == '-' && !--count) |
790 | break; |
892 | break; |
791 | |
893 | |
792 | cs = codeset_from_name (charset); |
894 | cs = codeset_from_name (charset); |
|
|
895 | if (cs == CS_UNKNOWN) |
|
|
896 | rxvt_warn ("%s: cannot deduce encoding from font name property \"%s\", ignoring font.\n", name, charset); |
|
|
897 | |
|
|
898 | free (value); |
|
|
899 | } |
|
|
900 | |
|
|
901 | if (cs == CS_UNKNOWN) |
793 | } |
902 | { |
794 | |
903 | clear (); |
795 | free (registry); |
904 | return false; |
796 | free (encoding); |
905 | } |
797 | |
906 | |
798 | if (cs == CS_UNICODE) |
907 | if (cs == CS_UNICODE) |
799 | cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font |
908 | cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font |
800 | |
909 | |
801 | encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
910 | encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
… | |
… | |
813 | int N = f->max_char_or_byte2 - f->min_char_or_byte2; |
922 | int N = f->max_char_or_byte2 - f->min_char_or_byte2; |
814 | |
923 | |
815 | if (encm) |
924 | if (encm) |
816 | N += (f->max_byte1 - f->min_byte1) |
925 | N += (f->max_byte1 - f->min_byte1) |
817 | * (f->max_char_or_byte2 - f->min_char_or_byte2 + 1); |
926 | * (f->max_char_or_byte2 - f->min_char_or_byte2 + 1); |
818 | |
927 | |
819 | while (N) |
928 | while (N) |
820 | { |
929 | { |
821 | if (f->per_char[N].width > width) |
930 | if (f->per_char[N].width > width) |
822 | width = f->per_char[N].width; |
931 | width = f->per_char[N].width; |
823 | |
932 | |
… | |
… | |
826 | } |
935 | } |
827 | #endif |
936 | #endif |
828 | |
937 | |
829 | width = 1; |
938 | width = 1; |
830 | |
939 | |
831 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
940 | for (uint16_t *t = extent_test_chars; t < extent_test_chars + ecb_array_length (extent_test_chars); t++) |
832 | { |
941 | { |
833 | if (FROM_UNICODE (cs, *t) == NOCHAR) |
942 | if (FROM_UNICODE (cs, *t) == NOCHAR) |
834 | continue; |
943 | continue; |
835 | |
944 | |
836 | // ignore characters we wouldn't use anyways |
945 | // ignore characters we wouldn't use anyways |
837 | bool careful; |
946 | bool careful; |
838 | if (!has_char (*t, &prop, careful)) |
947 | if (!has_char (*t, &prop, careful)) |
839 | continue; |
948 | continue; |
840 | |
949 | |
841 | XChar2b ch = { *t >> 8, *t }; |
950 | // the casts are needed in C++11 (see 8.5.1) |
|
|
951 | XChar2b ch = { (unsigned char)(*t >> 8), (unsigned char)*t }; |
842 | |
952 | |
843 | XCharStruct g; |
953 | XCharStruct g; |
844 | int dir_ret, asc_ret, des_ret; |
954 | int dir_ret, asc_ret, des_ret; |
845 | XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); |
955 | XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); |
846 | |
956 | |
… | |
… | |
848 | if (wcw > 0) g.width = (g.width + wcw - 1) / wcw; |
958 | if (wcw > 0) g.width = (g.width + wcw - 1) / wcw; |
849 | |
959 | |
850 | if (width < g.width) width = g.width; |
960 | if (width < g.width) width = g.width; |
851 | } |
961 | } |
852 | |
962 | |
853 | if (cs == CS_UNKNOWN) |
963 | #if 0 // do it per-character |
|
|
964 | if (prop && width > prop->width) |
854 | { |
965 | { |
855 | fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
|
|
856 | |
|
|
857 | clear (); |
966 | clear (); |
858 | return false; |
967 | return false; |
859 | } |
968 | } |
860 | |
|
|
861 | #if 0 // do it per-character |
|
|
862 | if (prop && width > prop->width) |
|
|
863 | { |
|
|
864 | clear (); |
|
|
865 | return false; |
|
|
866 | } |
|
|
867 | #endif |
969 | #endif |
868 | |
970 | |
869 | return true; |
971 | return true; |
870 | } |
972 | } |
871 | |
973 | |
… | |
… | |
880 | } |
982 | } |
881 | |
983 | |
882 | bool |
984 | bool |
883 | rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
985 | rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
884 | { |
986 | { |
|
|
987 | careful = false; |
|
|
988 | |
885 | uint32_t ch = FROM_UNICODE (cs, unicode); |
989 | uint32_t ch = FROM_UNICODE (cs, unicode); |
886 | |
990 | |
887 | if (ch == NOCHAR) |
991 | if (ch == NOCHAR) |
888 | return false; |
992 | return false; |
889 | |
993 | |
890 | /* check wether the character exists in _this_ font. horrible. */ |
994 | /* check whether the character exists in _this_ font. horrible. */ |
891 | XCharStruct *xcs; |
995 | XCharStruct *xcs; |
892 | |
996 | |
893 | if (encm) |
997 | if (encm) |
894 | { |
998 | { |
895 | unsigned char byte1 = ch >> 8; |
999 | unsigned char byte1 = ch >> 8; |
… | |
… | |
925 | return false; |
1029 | return false; |
926 | |
1030 | |
927 | if (!prop || prop->width == rxvt_fontprop::unset) |
1031 | if (!prop || prop->width == rxvt_fontprop::unset) |
928 | return true; |
1032 | return true; |
929 | |
1033 | |
930 | // check wether character overlaps previous/next character |
1034 | // check whether character overlaps previous/next character |
931 | int w = xcs->rbearing - xcs->lbearing; |
1035 | int w = xcs->rbearing - xcs->lbearing; |
932 | int wcw = max (WCWIDTH (unicode), 1); |
1036 | int wcw = max (WCWIDTH (unicode), 1); |
933 | |
1037 | |
934 | careful = xcs->lbearing < 0 || xcs->rbearing > prop->width * wcw; |
1038 | careful = xcs->lbearing < 0 || xcs->rbearing > prop->width * wcw; |
935 | |
1039 | |
… | |
… | |
952 | dTermDisplay; |
1056 | dTermDisplay; |
953 | dTermGC; |
1057 | dTermGC; |
954 | |
1058 | |
955 | bool slow = this->slow |
1059 | bool slow = this->slow |
956 | || width != term->fwidth |
1060 | || width != term->fwidth |
957 | || height != term->fheight; |
1061 | || height != term->fheight |
|
|
1062 | || ascent != f->ascent; |
958 | |
1063 | |
959 | int base = ascent; // sorry, incorrect: term->fbase; |
1064 | int base = ascent; // sorry, incorrect: term->fbase; |
960 | |
1065 | |
961 | XGCValues v; |
1066 | XGCValues v; |
962 | v.foreground = term->pix_colors[fg]; |
1067 | v.foreground = term->pix_colors[fg]; |
… | |
… | |
975 | else |
1080 | else |
976 | { |
1081 | { |
977 | clear_rect (d, x, y, term->fwidth * len, term->fheight, bg); |
1082 | clear_rect (d, x, y, term->fwidth * len, term->fheight, bg); |
978 | |
1083 | |
979 | XChangeGC (disp, gc, GCForeground | GCFont, &v); |
1084 | XChangeGC (disp, gc, GCForeground | GCFont, &v); |
980 | |
1085 | |
981 | if (slow) |
1086 | if (slow) |
982 | { |
1087 | { |
983 | do |
1088 | do |
984 | { |
1089 | { |
985 | if (xc->byte1 || xc->byte2) |
1090 | if (xc->byte1 || xc->byte2) |
… | |
… | |
1007 | else |
1112 | else |
1008 | { |
1113 | { |
1009 | clear_rect (d, x, y, term->fwidth * len, term->fheight, bg); |
1114 | clear_rect (d, x, y, term->fwidth * len, term->fheight, bg); |
1010 | |
1115 | |
1011 | XChangeGC (disp, gc, GCForeground | GCFont, &v); |
1116 | XChangeGC (disp, gc, GCForeground | GCFont, &v); |
1012 | |
1117 | |
1013 | if (slow) |
1118 | if (slow) |
1014 | { |
1119 | { |
1015 | do |
1120 | do |
1016 | { |
1121 | { |
1017 | if (*xc) |
1122 | if (*xc) |
… | |
… | |
1030 | |
1135 | |
1031 | ///////////////////////////////////////////////////////////////////////////// |
1136 | ///////////////////////////////////////////////////////////////////////////// |
1032 | |
1137 | |
1033 | #if XFT |
1138 | #if XFT |
1034 | |
1139 | |
1035 | struct rxvt_font_xft : rxvt_font { |
1140 | struct rxvt_font_xft : rxvt_font |
|
|
1141 | { |
1036 | rxvt_font_xft () { f = 0; } |
1142 | rxvt_font_xft () |
|
|
1143 | { |
|
|
1144 | f = 0; |
|
|
1145 | } |
1037 | |
1146 | |
1038 | void clear (); |
1147 | void clear (); |
1039 | |
1148 | |
1040 | rxvt_fontprop properties (); |
1149 | rxvt_fontprop properties (); |
1041 | |
1150 | |
… | |
… | |
1043 | |
1152 | |
1044 | void draw (rxvt_drawable &d, int x, int y, |
1153 | void draw (rxvt_drawable &d, int x, int y, |
1045 | const text_t *text, int len, |
1154 | const text_t *text, int len, |
1046 | int fg, int bg); |
1155 | int fg, int bg); |
1047 | |
1156 | |
1048 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &carefull) const; |
1157 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const; |
1049 | |
1158 | |
1050 | protected: |
1159 | protected: |
1051 | XftFont *f; |
1160 | XftFont *f; |
1052 | }; |
1161 | }; |
1053 | |
1162 | |
… | |
… | |
1109 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1218 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1110 | |
1219 | |
1111 | #if 0 // clipping unfortunately destroys our precious double-width-characters |
1220 | #if 0 // clipping unfortunately destroys our precious double-width-characters |
1112 | // clip width, we can't do better, or can we? |
1221 | // clip width, we can't do better, or can we? |
1113 | if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
1222 | if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
1114 | FcPatternAddInteger (p, FC_CHAR_WIDTH, prop->width); |
1223 | FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width); |
1115 | #endif |
1224 | #endif |
1116 | |
1225 | |
1117 | if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) |
1226 | if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) |
1118 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1227 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1119 | |
1228 | |
… | |
… | |
1131 | int ftheight = 0; |
1240 | int ftheight = 0; |
1132 | bool success = true; |
1241 | bool success = true; |
1133 | |
1242 | |
1134 | for (;;) |
1243 | for (;;) |
1135 | { |
1244 | { |
|
|
1245 | p = FcPatternDuplicate (match); |
1136 | f = XftFontOpenPattern (disp, FcPatternDuplicate (match)); |
1246 | f = XftFontOpenPattern (disp, p); |
1137 | |
1247 | |
1138 | if (!f) |
1248 | if (!f) |
1139 | { |
1249 | { |
|
|
1250 | FcPatternDestroy (p); |
1140 | success = false; |
1251 | success = false; |
1141 | break; |
1252 | break; |
1142 | } |
1253 | } |
1143 | |
1254 | |
1144 | FT_Face face = XftLockFace (f); |
1255 | FT_Face face = XftLockFace (f); |
… | |
… | |
1152 | |
1263 | |
1153 | XftUnlockFace (f); |
1264 | XftUnlockFace (f); |
1154 | |
1265 | |
1155 | int glheight = height; |
1266 | int glheight = height; |
1156 | |
1267 | |
1157 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
1268 | for (uint16_t *t = extent_test_chars; t < extent_test_chars + ecb_array_length (extent_test_chars); t++) |
1158 | { |
1269 | { |
1159 | FcChar16 ch = *t; |
1270 | FcChar16 ch = *t; |
1160 | |
1271 | |
1161 | if (cs != CS_UNICODE |
1272 | if (cs != CS_UNICODE |
1162 | && ch > 0x100 |
1273 | && ch > 0x100 |
… | |
… | |
1181 | if (glheight < g.height - g.y) glheight = g.height - g.y; |
1292 | if (glheight < g.height - g.y) glheight = g.height - g.y; |
1182 | } |
1293 | } |
1183 | |
1294 | |
1184 | if (!width) |
1295 | if (!width) |
1185 | { |
1296 | { |
1186 | rxvt_warn ("unable to calculate font width for '%s', ignoring.\n", name); |
1297 | rxvt_warn ("unable to calculate font width for '%s', using max_advance_width.\n", name); |
1187 | |
1298 | width = f->max_advance_width; |
1188 | XftFontClose (disp, f); |
|
|
1189 | f = 0; |
|
|
1190 | |
|
|
1191 | success = false; |
|
|
1192 | break; |
1299 | break; |
1193 | } |
1300 | } |
1194 | |
1301 | |
1195 | if (prop.height == rxvt_fontprop::unset |
1302 | if (prop.height == rxvt_fontprop::unset |
1196 | || (height <= prop.height && glheight <= prop.height) |
1303 | || (height <= prop.height && glheight <= prop.height) |
… | |
… | |
1231 | bool |
1338 | bool |
1232 | rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
1339 | rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
1233 | { |
1340 | { |
1234 | careful = false; |
1341 | careful = false; |
1235 | |
1342 | |
|
|
1343 | rxvt_compose_expand_static<FcChar32> exp; |
|
|
1344 | FcChar32 *chrs = exp (unicode); |
|
|
1345 | int nchrs = exp.length (chrs); |
|
|
1346 | |
|
|
1347 | // allm chars in sequence must be available |
|
|
1348 | for (int i = 0; i < nchrs; ++i) |
1236 | if (!XftCharExists (term->dpy, f, unicode)) |
1349 | if (!XftCharExists (term->dpy, f, chrs [i])) |
1237 | return false; |
1350 | return false; |
1238 | |
1351 | |
1239 | if (!prop || prop->width == rxvt_fontprop::unset) |
1352 | if (!prop || prop->width == rxvt_fontprop::unset) |
1240 | return true; |
1353 | return true; |
1241 | |
1354 | |
1242 | // check character against base font bounding box |
1355 | int wcw = max (WCWIDTH (chrs [0]), 1); |
1243 | FcChar32 ch = unicode; |
1356 | |
|
|
1357 | // we check against all glyph sizes. this is probably wrong, |
|
|
1358 | // due to the way ->draw positions these glyphs. |
|
|
1359 | for (int i = 0; i < nchrs; ++i) |
|
|
1360 | { |
1244 | XGlyphInfo g; |
1361 | XGlyphInfo g; |
1245 | XftTextExtents32 (term->dpy, f, &ch, 1, &g); |
1362 | XftTextExtents32 (term->dpy, f, chrs + i, 1, &g); |
1246 | |
1363 | |
1247 | int w = g.width - g.x; |
1364 | int w = g.width - g.x; |
1248 | int wcw = max (WCWIDTH (unicode), 1); |
|
|
1249 | |
1365 | |
1250 | careful = g.x > 0 || w > prop->width * wcw; |
1366 | careful = g.x > 0 || w > prop->width * wcw; |
1251 | |
1367 | |
1252 | if (careful && !OVERLAP_OK (w, wcw, prop)) |
1368 | if (careful && !OVERLAP_OK (w, wcw, prop)) |
1253 | return false; |
1369 | return false; |
1254 | |
1370 | |
1255 | // this weeds out _totally_ broken fonts, or glyphs |
1371 | // this weeds out _totally_ broken fonts, or glyphs |
1256 | if (!OVERLAP_OK (g.xOff, wcw, prop)) |
1372 | if (!OVERLAP_OK (g.xOff, wcw, prop)) |
1257 | return false; |
1373 | return false; |
|
|
1374 | } |
1258 | |
1375 | |
1259 | return true; |
1376 | return true; |
1260 | } |
1377 | } |
1261 | |
1378 | |
1262 | void |
1379 | void |
1263 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
1380 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
1264 | const text_t *text, int len, |
1381 | const text_t *text, int len, |
1265 | int fg, int bg) |
1382 | int fg, int bg) |
1266 | { |
1383 | { |
1267 | XGlyphInfo extents; |
1384 | //XftGlyphSpec *enc = rxvt_temp_buf<XftGlyphSpec> (len);//D |
1268 | XftGlyphSpec *enc = (XftGlyphSpec *)rxvt_temp_buf (len * sizeof (XftGlyphSpec)); |
|
|
1269 | XftGlyphSpec *ep = enc; |
1385 | //XftGlyphSpec *ep = enc;//D |
|
|
1386 | static vector<XftGlyphSpec> enc; enc.resize (0); // static to avoid malloc, still slow |
1270 | |
1387 | |
1271 | dTermDisplay; |
1388 | dTermDisplay; |
1272 | dTermGC; |
1389 | dTermGC; |
1273 | |
1390 | |
1274 | int w = term->fwidth * len; |
1391 | int w = term->fwidth * len; |
1275 | int h = term->fheight; |
1392 | int h = term->fheight; |
1276 | |
1393 | |
1277 | bool buffered = bg >= 0 // we don't use a transparent bg |
1394 | bool buffered = bg >= Color_transparent |
1278 | #ifndef FORCE_UNBUFFERED_XFT |
1395 | && term->option (Opt_buffered); |
1279 | # if defined(XPM_BACKGROUND) || defined(TRANSPARENT) |
|
|
1280 | || !term->am_transparent // we aren't transparent |
|
|
1281 | || term->am_pixmap_trans // we have a pixmap |
|
|
1282 | # endif |
|
|
1283 | #endif |
|
|
1284 | ; |
|
|
1285 | |
1396 | |
1286 | // cut trailing spaces |
1397 | // cut trailing spaces |
1287 | while (len && text [len - 1] == ' ') |
1398 | while (len && text [len - 1] == ' ') |
1288 | len--; |
1399 | len--; |
1289 | |
1400 | |
… | |
… | |
1291 | int y_ = buffered ? 0 : y; |
1402 | int y_ = buffered ? 0 : y; |
1292 | |
1403 | |
1293 | while (len) |
1404 | while (len) |
1294 | { |
1405 | { |
1295 | int cwidth = term->fwidth; |
1406 | int cwidth = term->fwidth; |
|
|
1407 | |
|
|
1408 | rxvt_compose_expand_static<FcChar32> exp; |
1296 | FcChar32 fc = *text++; len--; |
1409 | FcChar32 *chrs = exp (*text++); len--; |
|
|
1410 | int nchrs = exp.length (chrs); |
1297 | |
1411 | |
1298 | while (len && *text == NOCHAR) |
1412 | while (len && *text == NOCHAR) |
1299 | text++, len--, cwidth += term->fwidth; |
1413 | text++, len--, cwidth += term->fwidth; |
1300 | |
1414 | |
1301 | if (fc != ' ') // skip spaces |
1415 | if (chrs [0] != ' ') // skip spaces |
|
|
1416 | { |
|
|
1417 | #if 1 |
|
|
1418 | FT_UInt glyphs [decltype (exp)::max_size]; |
|
|
1419 | |
|
|
1420 | for (int i = 0; i < nchrs; ++i) |
|
|
1421 | glyphs [i] = XftCharIndex (disp, f, chrs [i]); |
|
|
1422 | |
|
|
1423 | for (int i = 0; i < nchrs; ++i) |
1302 | { |
1424 | { |
|
|
1425 | XGlyphInfo ep; |
|
|
1426 | XftGlyphExtents (disp, f, glyphs+i, 1, &ep); |
|
|
1427 | printf ("gs %4x g %4x + %3d,%3d o %3d,%3d wh %3d,%3d\n", chrs[i],glyphs[i],ep.x,ep.y,ep.xOff,ep.yOff,ep.width,ep.height); |
|
|
1428 | } |
|
|
1429 | #endif |
|
|
1430 | |
1303 | FT_UInt glyph = XftCharIndex (disp, f, fc); |
1431 | FT_UInt glyph = XftCharIndex (disp, f, chrs [0]); |
|
|
1432 | XGlyphInfo extents0; |
1304 | XftGlyphExtents (disp, f, &glyph, 1, &extents); |
1433 | XftGlyphExtents (disp, f, &glyph, 1, &extents0); |
1305 | |
1434 | |
|
|
1435 | int cx = x_ + (cwidth - extents0.xOff >> 1); |
|
|
1436 | int cy = y_ + ascent; |
|
|
1437 | |
|
|
1438 | XftGlyphSpec ep; |
1306 | ep->glyph = glyph; |
1439 | ep.glyph = glyph; |
1307 | ep->x = x_ + (cwidth - extents.xOff >> 1); |
1440 | ep.x = cx + (extents0.xOff ? 0 : extents0.xOff); |
1308 | ep->y = y_ + ascent; |
1441 | ep.y = cy; |
1309 | |
1442 | |
1310 | if (extents.xOff == 0) |
1443 | enc.push_back (ep); |
1311 | ep->x = x_ + cwidth; |
|
|
1312 | |
1444 | |
1313 | ep++; |
1445 | for (int i = 1; ecb_expect_false (i < nchrs); ++i) |
|
|
1446 | { |
|
|
1447 | FT_UInt glyph = XftCharIndex (disp, f, chrs [i]); |
|
|
1448 | XGlyphInfo extents; |
|
|
1449 | XftGlyphExtents (disp, f, &glyph, 1, &extents); |
|
|
1450 | |
|
|
1451 | ep.glyph = glyph; |
|
|
1452 | ep.x = cx + (extents.xOff ? 0 : extents0.xOff); |
|
|
1453 | |
|
|
1454 | enc.push_back (ep); |
|
|
1455 | } |
1314 | } |
1456 | } |
1315 | |
1457 | |
1316 | x_ += cwidth; |
1458 | x_ += cwidth; |
1317 | } |
1459 | } |
1318 | |
1460 | |
1319 | if (buffered) |
1461 | if (buffered) |
1320 | { |
1462 | { |
1321 | if (ep != enc) |
1463 | if (!enc.empty ()) |
1322 | { |
1464 | { |
1323 | rxvt_drawable &d2 = d.screen->scratch_drawable (w, h); |
1465 | rxvt_drawable &d2 = d.screen->scratch_drawable (w, h); |
1324 | |
1466 | |
1325 | if (0) |
1467 | #ifdef HAVE_IMG |
1326 | ; |
1468 | Picture dst = 0; // the only assignment is done conditionally in the following if condition |
1327 | #ifdef TRANSPARENT |
1469 | |
1328 | else if (bg < 0 && term->am_pixmap_trans) |
1470 | if (term->bg_img |
1329 | XCopyArea (disp, term->pixmap, d2, gc, |
1471 | && (bg == Color_transparent || bg == Color_bg |
1330 | x + term->window_vt_x, y + term->window_vt_y, |
1472 | || (bg >= 0 && !term->pix_colors[bg].is_opaque () && ((dst = XftDrawPicture (d2)))))) |
1331 | w, h, 0, 0); |
|
|
1332 | #endif |
|
|
1333 | #ifdef XPM_BACKGROUND |
|
|
1334 | else if (bg < 0 && term->bgPixmap.pixmap) |
|
|
1335 | { |
1473 | { |
|
|
1474 | int src_x = x, src_y = y; |
|
|
1475 | |
|
|
1476 | if (term->bg_flags & rxvt_term::BG_IS_TRANSPARENT) |
|
|
1477 | { |
|
|
1478 | src_x += term->window_vt_x; |
|
|
1479 | src_y += term->window_vt_y; |
|
|
1480 | } |
|
|
1481 | |
|
|
1482 | if (term->bg_img->w >= src_x + w |
|
|
1483 | && term->bg_img->h >= src_y + h) |
|
|
1484 | { |
|
|
1485 | XCopyArea (disp, term->bg_img->pm, d2, gc, |
|
|
1486 | src_x, src_y, w, h, 0, 0); |
|
|
1487 | } |
|
|
1488 | else |
|
|
1489 | { |
1336 | XGCValues gcv; |
1490 | XGCValues gcv; |
1337 | |
1491 | |
1338 | gcv.fill_style = FillTiled; |
1492 | gcv.fill_style = FillTiled; |
1339 | gcv.tile = term->pixmap; |
1493 | gcv.tile = term->bg_img->pm; |
1340 | gcv.ts_x_origin = -x; |
1494 | gcv.ts_x_origin = -src_x; |
1341 | gcv.ts_y_origin = -y; |
1495 | gcv.ts_y_origin = -src_y; |
1342 | |
1496 | |
1343 | GC gc2 = XCreateGC (disp, d2, |
1497 | XChangeGC (disp, gc, |
1344 | GCTile | GCTileStipXOrigin | GCTileStipYOrigin | GCFillStyle, |
1498 | GCTile | GCTileStipXOrigin | GCTileStipYOrigin | GCFillStyle, |
1345 | &gcv); |
1499 | &gcv); |
1346 | |
1500 | |
1347 | XFillRectangle (disp, d2, gc2, 0, 0, w, h); |
1501 | XFillRectangle (disp, d2, gc, 0, 0, w, h); |
1348 | |
1502 | |
1349 | XFreeGC (disp, gc2); |
1503 | gcv.fill_style = FillSolid; |
|
|
1504 | XChangeGC (disp, gc, GCFillStyle, &gcv); |
|
|
1505 | } |
|
|
1506 | |
|
|
1507 | if (dst) |
|
|
1508 | { |
|
|
1509 | Picture solid_color_pict = XftDrawSrcPicture (d2, &term->pix_colors[bg].c); |
|
|
1510 | |
|
|
1511 | // dst can only be set when bg >= 0 |
|
|
1512 | XRenderComposite (disp, PictOpOver, solid_color_pict, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
|
|
1513 | } |
1350 | } |
1514 | } |
1351 | #endif |
|
|
1352 | else |
1515 | else |
|
|
1516 | #endif |
1353 | XftDrawRect (d2, &term->pix_colors[bg].c, 0, 0, w, h); |
1517 | XftDrawRect (d2, &term->pix_colors[bg >= 0 ? bg : Color_bg].c, 0, 0, w, h); |
1354 | |
1518 | |
1355 | XftDrawGlyphSpec (d2, &term->pix_colors[fg].c, f, enc, ep - enc); |
1519 | XftDrawGlyphSpec (d2, &term->pix_colors[fg].c, f, &enc[0], enc.size ()); |
1356 | XCopyArea (disp, d2, d, gc, 0, 0, w, h, x, y); |
1520 | XCopyArea (disp, d2, d, gc, 0, 0, w, h, x, y); |
1357 | } |
1521 | } |
1358 | else |
1522 | else |
1359 | clear_rect (d, x, y, w, h, bg); |
1523 | clear_rect (d, x, y, w, h, bg); |
1360 | } |
1524 | } |
1361 | else |
1525 | else |
1362 | { |
1526 | { |
1363 | clear_rect (d, x, y, w, h, bg); |
1527 | clear_rect (d, x, y, w, h, bg); |
1364 | XftDrawGlyphSpec (d, &term->pix_colors[fg].c, f, enc, ep - enc); |
1528 | XftDrawGlyphSpec (d, &term->pix_colors[fg].c, f, &enc[0], enc.size ()); |
1365 | } |
1529 | } |
1366 | } |
1530 | } |
1367 | |
1531 | |
1368 | #endif |
1532 | #endif |
1369 | |
1533 | |
… | |
… | |
1386 | prop.width = prop.height = prop.ascent = prop.weight = prop.slant |
1550 | prop.width = prop.height = prop.ascent = prop.weight = prop.slant |
1387 | = rxvt_fontprop::unset; |
1551 | = rxvt_fontprop::unset; |
1388 | force_prop = false; |
1552 | force_prop = false; |
1389 | |
1553 | |
1390 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1554 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1391 | FONT_UNREF (*i); |
1555 | (*i)->unref (); |
1392 | |
1556 | |
1393 | for (pagemap **p = fmap.begin (); p != fmap.end (); p++) |
1557 | for (pagemap **p = fmap.begin (); p != fmap.end (); p++) |
1394 | delete *p; |
1558 | delete *p; |
1395 | |
1559 | |
1396 | free (fontdesc); fontdesc = 0; |
1560 | free (fontdesc); fontdesc = 0; |
… | |
… | |
1398 | fonts.clear (); |
1562 | fonts.clear (); |
1399 | |
1563 | |
1400 | fallback = fallback_fonts; |
1564 | fallback = fallback_fonts; |
1401 | } |
1565 | } |
1402 | |
1566 | |
|
|
1567 | void |
|
|
1568 | rxvt_fontset::prepare_font (rxvt_font *font, codeset cs) |
|
|
1569 | { |
|
|
1570 | font->set_term (term); |
|
|
1571 | |
|
|
1572 | font->cs = cs; |
|
|
1573 | font->loaded = false; |
|
|
1574 | } |
|
|
1575 | |
1403 | rxvt_font * |
1576 | rxvt_font * |
1404 | rxvt_fontset::new_font (const char *name, codeset cs) |
1577 | rxvt_fontset::new_font (const char *name, codeset cs) |
1405 | { |
1578 | { |
1406 | rxvt_font *f; |
1579 | rxvt_font *f; |
1407 | |
1580 | |
1408 | if (!name || !*name) |
1581 | if (!name || !*name) |
1409 | { |
1582 | { |
1410 | name = ""; |
1583 | name = ""; |
1411 | f = new rxvt_font_default (this); |
1584 | f = new rxvt_font_default (this); |
1412 | } |
1585 | } |
… | |
… | |
1423 | f = new rxvt_font_x11; |
1596 | f = new rxvt_font_x11; |
1424 | } |
1597 | } |
1425 | else |
1598 | else |
1426 | f = new rxvt_font_x11; |
1599 | f = new rxvt_font_x11; |
1427 | |
1600 | |
1428 | f->set_term (term); |
|
|
1429 | f->set_name (strdup (name)); |
1601 | f->set_name (strdup (name)); |
1430 | |
1602 | prepare_font (f, cs); |
1431 | f->cs = cs; |
|
|
1432 | f->loaded = false; |
|
|
1433 | |
1603 | |
1434 | return f; |
1604 | return f; |
1435 | } |
1605 | } |
1436 | |
1606 | |
1437 | ///////////////////////////////////////////////////////////////////////////// |
1607 | ///////////////////////////////////////////////////////////////////////////// |
|
|
1608 | |
|
|
1609 | void |
|
|
1610 | rxvt_fontset::push_font (rxvt_font *font) |
|
|
1611 | { |
|
|
1612 | // the fontCount index is reserved for the overflow font, it is only |
|
|
1613 | // necessary when we get fontCount or more fonts, as they cannot be |
|
|
1614 | // represented in the rendition. |
|
|
1615 | if (fonts.size () == fontCount) |
|
|
1616 | { |
|
|
1617 | rxvt_font *f = new rxvt_font_overflow (this); |
|
|
1618 | |
|
|
1619 | prepare_font (f, CS_UNICODE); |
|
|
1620 | fonts.push_back (f); |
|
|
1621 | } |
|
|
1622 | |
|
|
1623 | fonts.push_back (font); |
|
|
1624 | } |
1438 | |
1625 | |
1439 | void |
1626 | void |
1440 | rxvt_fontset::add_fonts (const char *desc) |
1627 | rxvt_fontset::add_fonts (const char *desc) |
1441 | { |
1628 | { |
1442 | if (desc) |
1629 | if (desc) |
… | |
… | |
1471 | cs = codeset_from_name (spec + sizeof ("codeset=") - 1); |
1658 | cs = codeset_from_name (spec + sizeof ("codeset=") - 1); |
1472 | else |
1659 | else |
1473 | rxvt_warn ("unknown parameter '%s' in font specification, skipping.\n", spec); |
1660 | rxvt_warn ("unknown parameter '%s' in font specification, skipping.\n", spec); |
1474 | |
1661 | |
1475 | desc++; |
1662 | desc++; |
1476 | while (*desc <= ' ') desc++; |
1663 | while (*desc <= ' ' && *desc) desc++; |
1477 | } |
1664 | } |
1478 | |
1665 | |
1479 | end = strchr (desc, ','); |
1666 | end = strchr (desc, ','); |
1480 | if (!end) |
1667 | if (!end) |
1481 | end = desc + strlen (desc); |
1668 | end = desc + strlen (desc); |
1482 | |
1669 | |
1483 | if (end - desc < 511) |
1670 | if (end - desc < 511) |
1484 | { |
1671 | { |
1485 | strncpy (buf, desc, end - desc); |
1672 | memcpy (buf, desc, end - desc); |
1486 | buf[end - desc] = 0; |
1673 | buf[end - desc] = 0; |
1487 | |
1674 | |
1488 | fonts.push_back (new_font (buf, cs)); |
1675 | push_font (new_font (buf, cs)); |
1489 | } |
1676 | } |
1490 | else |
1677 | else |
1491 | rxvt_warn ("fontset element too long (>511 bytes), ignored."); |
1678 | rxvt_warn ("fontset element too long (>511 bytes), ignored.\n"); |
1492 | |
1679 | |
1493 | desc = end + 1; |
1680 | desc = end + 1; |
1494 | } |
1681 | } |
1495 | while (*end); |
1682 | while (*end); |
1496 | } |
1683 | } |
… | |
… | |
1521 | { |
1708 | { |
1522 | clear (); |
1709 | clear (); |
1523 | |
1710 | |
1524 | fontdesc = strdup (desc); |
1711 | fontdesc = strdup (desc); |
1525 | |
1712 | |
1526 | fonts.push_back (new_font (0, CS_UNICODE)); |
1713 | push_font (new_font (0, CS_UNICODE)); |
1527 | realize_font (0); |
1714 | realize_font (0); |
1528 | |
1715 | |
1529 | add_fonts (desc); |
1716 | add_fonts (desc); |
1530 | |
1717 | |
1531 | return true; |
1718 | return true; |
… | |
… | |
1540 | |
1727 | |
1541 | return -1; |
1728 | return -1; |
1542 | } |
1729 | } |
1543 | |
1730 | |
1544 | int |
1731 | int |
1545 | rxvt_fontset::find_font (unicode_t unicode) |
1732 | rxvt_fontset::find_font_idx (unicode_t unicode) |
1546 | { |
1733 | { |
1547 | if (unicode >= 1<<20) |
1734 | // this limits fmap size. it has to accomodate COMPOSE_HI when UNICODE_3 |
|
|
1735 | if (unicode > 0x1fffff) |
1548 | return 0; |
1736 | return 0; |
1549 | |
1737 | |
1550 | unicode_t hi = unicode >> 8; |
1738 | unicode_t hi = unicode >> 8; |
1551 | |
1739 | |
1552 | if (hi < fmap.size () |
1740 | if (hi < fmap.size ()) |
1553 | && fmap[hi] |
1741 | if (pagemap *pm = fmap[hi]) |
1554 | && (*fmap[hi])[unicode & 0xff] != 0xff) |
1742 | if ((*pm)[unicode & 0xff] != 0xff) |
1555 | return (*fmap[hi])[unicode & 0xff]; |
1743 | return (*pm)[unicode & 0xff]; |
1556 | |
1744 | |
1557 | unsigned int i; |
1745 | unsigned int i; |
1558 | |
1746 | |
1559 | for (i = 0; i < fonts.size (); i++) |
1747 | for (i = 0; i < fonts.size (); i++) |
1560 | { |
1748 | { |
… | |
… | |
1576 | goto next_font; |
1764 | goto next_font; |
1577 | |
1765 | |
1578 | bool careful; |
1766 | bool careful; |
1579 | if (f->has_char (unicode, &prop, careful)) |
1767 | if (f->has_char (unicode, &prop, careful)) |
1580 | { |
1768 | { |
1581 | if (careful) |
1769 | i = (i << 1) | careful; |
1582 | i |= 128; |
|
|
1583 | |
1770 | |
1584 | goto found; |
1771 | goto found; |
1585 | } |
1772 | } |
1586 | |
1773 | |
1587 | next_font: |
1774 | next_font: |
1588 | if (i == fonts.size () - 1) |
1775 | if (i == fonts.size () - 1) |
1589 | { |
1776 | { |
|
|
1777 | // compose characters are handled by the default font, unless another font takes over |
|
|
1778 | // we do not go via the fallback list for speed reasons. |
|
|
1779 | if (IS_COMPOSE (unicode)) |
|
|
1780 | return 0; |
|
|
1781 | |
1590 | if (fallback->name) |
1782 | if (fallback->name) |
1591 | { |
1783 | { |
1592 | // search through the fallback list |
1784 | // search through the fallback list |
1593 | fonts.push_back (new_font (fallback->name, fallback->cs)); |
1785 | push_font (new_font (fallback->name, fallback->cs)); |
1594 | fallback++; |
1786 | fallback++; |
1595 | } |
1787 | } |
1596 | else |
1788 | else |
1597 | { |
1789 | { |
1598 | // try to find a new font. |
1790 | // try to find a new font. |
… | |
… | |
1600 | // way to configure this and xft is easier to hack in, |
1792 | // way to configure this and xft is easier to hack in, |
1601 | // while x11 has more framework in place already. |
1793 | // while x11 has more framework in place already. |
1602 | // TODO: this is a real resource hog, xft takes ages(?) |
1794 | // TODO: this is a real resource hog, xft takes ages(?) |
1603 | #if XFT && USE_SLOW_LOOKUP |
1795 | #if XFT && USE_SLOW_LOOKUP |
1604 | // grab the first xft font that seems suitable |
1796 | // grab the first xft font that seems suitable |
|
|
1797 | // TOOD: should go first for cellchar (spacing 110) then mono, then else |
1605 | FcPattern *p = FcPatternCreate (); |
1798 | FcPattern *p = FcPatternCreate (); |
1606 | |
1799 | |
1607 | FcCharSet *s = FcCharSetCreate (); |
1800 | FcCharSet *s = FcCharSetCreate (); |
1608 | FcCharSetAddChar (s, unicode); |
1801 | FcCharSetAddChar (s, unicode); |
1609 | FcPatternAddCharSet (p, FC_CHARSET, s); |
1802 | FcPatternAddCharSet (p, FC_CHARSET, s); |
… | |
… | |
1629 | FcPatternDestroy (match); |
1822 | FcPatternDestroy (match); |
1630 | |
1823 | |
1631 | if (find_font (font) < 0) |
1824 | if (find_font (font) < 0) |
1632 | { |
1825 | { |
1633 | char fontname[4096]; |
1826 | char fontname[4096]; |
1634 | sprintf (fontname, "xft:%-.4090s", font); |
1827 | snprintf (fontname, sizeof (fontname), "xft:%s", font); |
1635 | |
1828 | |
1636 | fonts.push_back (new_font (fontname, CS_UNICODE)); |
1829 | push_font (new_font (fontname, CS_UNICODE)); |
1637 | } |
1830 | } |
1638 | |
1831 | |
1639 | free (font); |
1832 | free (font); |
1640 | } |
1833 | } |
1641 | #endif |
1834 | #endif |
… | |
… | |
1653 | while (hi >= fmap.size ()) |
1846 | while (hi >= fmap.size ()) |
1654 | fmap.push_back (0); |
1847 | fmap.push_back (0); |
1655 | |
1848 | |
1656 | if (!fmap[hi]) |
1849 | if (!fmap[hi]) |
1657 | { |
1850 | { |
1658 | fmap[hi] = (pagemap *)new pagemap; |
1851 | fmap[hi] = new pagemap; |
1659 | memset (fmap[hi], 0xff, sizeof (pagemap)); |
1852 | memset (fmap[hi], 0xff, sizeof (pagemap)); |
1660 | } |
1853 | } |
1661 | |
1854 | |
1662 | (*fmap[hi])[unicode & 0xff] = i; |
1855 | (*fmap[hi])[unicode & 0xff] = i; |
1663 | } |
1856 | } |
1664 | |
1857 | |
1665 | return i; |
1858 | return i; |
1666 | } |
1859 | } |
1667 | |
1860 | |
1668 | |
|
|
1669 | |
|
|