… | |
… | |
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 |
|
|
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" }, |
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62 | |
|
|
63 | # if XFT |
|
|
64 | { CS_KOI8_U, "xft::spacing=100:lang=ru:antialias=false" }, |
|
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65 | |
|
|
66 | { CS_ISO8859_5, "xft::spacing=100:lang=ru:antialias=false" }, |
|
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67 | { CS_ISO8859_6, "xft::spacing=100:lang=ar:antialias=false" }, |
|
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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 |
|
|
95 | { CS_GBK_0, "xft:AR PL KaitiM GB" }, |
|
|
96 | { CS_GBK_0, "xft:AR PL SungtiL GB" }, |
|
|
97 | { CS_GBK_0, "xft::spacing=100:lang=zh" }, |
75 | { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
98 | { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
76 | { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
99 | { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
77 | { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
100 | { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
78 | { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
101 | { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
|
|
102 | { CS_GB2312_1980_0, "xft::spacing=100:lang=zh" }, |
79 | # endif |
103 | # endif |
|
|
104 | { CS_GBK_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gbk*-0" }, |
80 | { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, |
105 | { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, |
81 | { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, |
106 | { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, |
82 | { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, |
107 | { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, |
|
|
108 | { CS_GB2312_1980_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" }, |
83 | { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" }, |
109 | { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" }, |
84 | { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-1" }, |
110 | { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-1" }, |
85 | { CS_CNS11643_1992_2, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-2" }, |
111 | { CS_CNS11643_1992_2, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-2" }, |
86 | { CS_CNS11643_1992_3, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-3" }, |
112 | { CS_CNS11643_1992_3, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-3" }, |
87 | { CS_CNS11643_1992_4, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-4" }, |
113 | { CS_CNS11643_1992_4, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-4" }, |
… | |
… | |
89 | { CS_CNS11643_1992_6, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-6" }, |
115 | { CS_CNS11643_1992_6, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-6" }, |
90 | { CS_CNS11643_1992_7, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-7" }, |
116 | { CS_CNS11643_1992_7, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-7" }, |
91 | { CS_CNS11643_1992_F, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-f" }, |
117 | { CS_CNS11643_1992_F, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-f" }, |
92 | #endif |
118 | #endif |
93 | |
119 | |
|
|
120 | #if ENCODING_KR |
|
|
121 | { CS_KSC5601_1987_0, "-baekmuk-gulim-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
|
|
122 | { CS_KSC5601_1987_0, "-*-*-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
94 | #if XFT |
123 | # if XFT |
95 | { CS_UNICODE, "xft:Andale Mono" }, |
124 | { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, |
96 | { CS_UNICODE, "xft:Arial Unicode MS" }, |
125 | { CS_KSC5601_1987_0, "xft::spacing=100:lang=ko:antialias=false" }, |
|
|
126 | # endif |
97 | #endif |
127 | #endif |
|
|
128 | |
|
|
129 | // generic font fallback |
98 | { CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
130 | { CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
99 | { CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, |
131 | { CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, |
100 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
132 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
101 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
133 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
102 | #if XFT |
134 | #if XFT |
|
|
135 | { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true"}, |
|
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136 | { CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" }, |
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137 | { CS_UNICODE, "xft:Andale Mono:antialias=false" }, |
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138 | { CS_UNICODE, "xft:Arial Unicode MS:antialias=false" }, |
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|
139 | |
103 | // FreeMono is usually uglier than x fonts, so try last only. |
140 | // FreeMono is usually uglier than x fonts, so try last only. |
104 | //{ CS_UNICODE, "xft:FreeMono" }, |
141 | { CS_UNICODE, "xft:FreeMono:autohint=true" }, |
105 | #endif |
142 | #endif |
106 | |
143 | |
107 | { CS_UNKNOWN, 0 } |
144 | { CS_UNKNOWN, 0 } |
108 | }; |
145 | }; |
|
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146 | |
|
|
147 | // these characters are used to guess the font height and width |
|
|
148 | // pango uses a similar algorithm and eosn't trust the font either. |
|
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149 | static uint16_t extent_test_chars[] = { |
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150 | '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', |
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151 | 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ |
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152 | 0x304c, 0x672c, // が本 |
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153 | }; |
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154 | |
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155 | #define NUM_EXTENT_TEST_CHARS (sizeof (extent_test_chars) / sizeof (extent_test_chars[0])) |
109 | |
156 | |
110 | ///////////////////////////////////////////////////////////////////////////// |
157 | ///////////////////////////////////////////////////////////////////////////// |
111 | |
158 | |
112 | #if XFT |
159 | #if XFT |
113 | rxvt_drawable::~rxvt_drawable () |
160 | rxvt_drawable::~rxvt_drawable () |
… | |
… | |
186 | |
233 | |
187 | return (XChar2b *)enc_buf; |
234 | return (XChar2b *)enc_buf; |
188 | } |
235 | } |
189 | |
236 | |
190 | ///////////////////////////////////////////////////////////////////////////// |
237 | ///////////////////////////////////////////////////////////////////////////// |
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238 | |
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239 | void |
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240 | rxvt_font::set_name (char *name) |
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241 | { |
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242 | if (this->name == name) |
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243 | return; |
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244 | |
|
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245 | if (this->name) free (this->name); // let the compiler optimize |
|
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246 | this->name = name; |
|
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247 | } |
191 | |
248 | |
192 | void |
249 | void |
193 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) |
250 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) |
194 | { |
251 | { |
195 | if (color == Color_bg) |
252 | if (color == Color_bg) |
… | |
… | |
206 | } |
263 | } |
207 | |
264 | |
208 | #include "table/linedraw.h" |
265 | #include "table/linedraw.h" |
209 | |
266 | |
210 | struct rxvt_font_default : rxvt_font { |
267 | struct rxvt_font_default : rxvt_font { |
|
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268 | struct rxvt_fontset *fs; |
|
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269 | |
|
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270 | rxvt_font_default (rxvt_fontset *fs) |
|
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271 | : rxvt_font () |
|
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272 | { |
|
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273 | this->fs = fs; |
|
|
274 | } |
211 | |
275 | |
212 | rxvt_fontprop properties () |
276 | rxvt_fontprop properties () |
213 | { |
277 | { |
214 | rxvt_fontprop p; |
278 | rxvt_fontprop p; |
215 | |
279 | |
… | |
… | |
223 | bool load (const rxvt_fontprop &prop) |
287 | bool load (const rxvt_fontprop &prop) |
224 | { |
288 | { |
225 | width = 1; height = 1; |
289 | width = 1; height = 1; |
226 | ascent = 1; descent = 0; |
290 | ascent = 1; descent = 0; |
227 | |
291 | |
228 | set_name (strdup ("built-in pseudofont")); |
292 | set_name (strdup ("built-in support font")); |
229 | |
293 | |
230 | return true; |
294 | return true; |
231 | } |
295 | } |
232 | |
296 | |
233 | bool has_codepoint (unicode_t unicode) |
297 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
234 | { |
298 | { |
|
|
299 | careful = false; |
|
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300 | |
235 | if (unicode <= 0x001f) |
301 | if (unicode <= 0x001f) |
236 | return true; |
302 | return true; |
237 | |
303 | |
238 | if (unicode <= 0x007f) |
304 | if (unicode <= 0x007f) |
239 | return false; |
305 | return false; |
… | |
… | |
248 | return true; |
314 | return true; |
249 | |
315 | |
250 | switch (unicode) |
316 | switch (unicode) |
251 | { |
317 | { |
252 | case ZERO_WIDTH_CHAR: |
318 | case ZERO_WIDTH_CHAR: |
|
|
319 | case NOCHAR: |
253 | return true; |
320 | return true; |
254 | } |
321 | } |
255 | |
322 | |
256 | return false; |
323 | return false; |
257 | } |
324 | } |
… | |
… | |
268 | { |
335 | { |
269 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
336 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
270 | |
337 | |
271 | XSetForeground (d.display->display, TGC, r->pix_colors[fg]); |
338 | XSetForeground (d.display->display, TGC, r->pix_colors[fg]); |
272 | |
339 | |
273 | while (len--) |
340 | while (len) |
274 | { |
341 | { |
275 | #if ENABLE_COMBINING |
342 | #if ENABLE_COMBINING |
276 | compose_char *cc; |
343 | compose_char *cc; |
277 | #endif |
344 | #endif |
|
|
345 | const text_t *tp = text; |
278 | text_t t = *text++; |
346 | text_t t = *tp; |
|
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347 | |
|
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348 | while (++text, --len && *text == NOCHAR) |
|
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349 | ; |
|
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350 | |
|
|
351 | int width = text - tp; |
|
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352 | int fwidth = r->TermWin.fwidth * width; |
279 | |
353 | |
280 | if (0x2500 <= t && t <= 0x259f) |
354 | if (0x2500 <= t && t <= 0x259f) |
281 | { |
355 | { |
282 | uint16_t offs = linedraw_offs[t - 0x2500]; |
356 | uint16_t offs = linedraw_offs[t - 0x2500]; |
283 | uint32_t *a = linedraw_command + (offs >> 4); |
357 | uint32_t *a = linedraw_command + (offs >> 4); |
284 | uint32_t *b = a + (offs & 15); |
358 | uint32_t *b = a + (offs & 15); |
285 | |
359 | |
286 | int W = r->TermWin.fwidth; |
360 | int W = fwidth; |
287 | int H = r->TermWin.fheight; |
361 | int H = r->TermWin.fheight; |
288 | |
362 | |
289 | int x_[16]; |
363 | int x_[16]; |
290 | int y_[16]; |
364 | int y_[16]; |
291 | |
365 | |
… | |
… | |
356 | } |
430 | } |
357 | } |
431 | } |
358 | #if ENABLE_COMBINING |
432 | #if ENABLE_COMBINING |
359 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
433 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
360 | { |
434 | { |
|
|
435 | text_t chrs[2]; |
|
|
436 | width = min (2, width); |
|
|
437 | chrs [1] = NOCHAR; |
|
|
438 | |
|
|
439 | *chrs = cc->c1; |
361 | rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; |
440 | rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; |
362 | f1->draw (d, x, y, &(t = cc->c1), 1, fg, bg); |
441 | f1->draw (d, x, y, chrs, width, fg, bg); |
|
|
442 | |
363 | if (cc->c2 != NOCHAR) |
443 | if (cc->c2 != NOCHAR) |
364 | { |
444 | { |
|
|
445 | bool careful; |
|
|
446 | |
365 | // prefer font of first character, for no good reasons |
447 | // prefer font of first character, for no good reasons |
366 | rxvt_font *f2 = f1->has_codepoint (cc->c2) |
448 | *chrs = cc->c2; |
|
|
449 | rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) |
367 | ? f1 |
450 | ? f1 |
368 | : (*fs)[fs->find_font (cc->c2)]; |
451 | : (*fs)[fs->find_font (cc->c2)]; |
369 | |
452 | |
370 | f2->draw (d, x, y, &(t = cc->c2), 1, fg, -1); |
453 | f2->draw (d, x, y, chrs, width, fg, -1); |
371 | } |
454 | } |
372 | } |
455 | } |
373 | #endif |
456 | #endif |
374 | else |
457 | else |
375 | switch (t) |
458 | switch (t) |
376 | { |
459 | { |
|
|
460 | case '\t': |
377 | case ZERO_WIDTH_CHAR: |
461 | case ZERO_WIDTH_CHAR: |
|
|
462 | case NOCHAR: |
378 | break; |
463 | break; |
379 | |
464 | |
380 | default: |
465 | default: |
381 | int w = 0; |
|
|
382 | while (len > 0 && *text == NOCHAR) |
|
|
383 | { |
|
|
384 | ++text; |
|
|
385 | --len; |
|
|
386 | w += r->TermWin.fwidth; |
|
|
387 | } |
|
|
388 | |
|
|
389 | XDrawRectangle (d.display->display, d, TGC, x + 2, y + 2, |
466 | XDrawRectangle (d.display->display, d, TGC, x + 2, y + 2, |
390 | w + r->TermWin.fwidth - 4, r->TermWin.fheight - 4); |
467 | fwidth - 4, r->TermWin.fheight - 4); |
391 | x += w; |
|
|
392 | } |
468 | } |
393 | |
469 | |
394 | x += r->TermWin.fwidth; |
470 | x += fwidth; |
395 | } |
471 | } |
396 | } |
472 | } |
397 | |
473 | |
398 | ///////////////////////////////////////////////////////////////////////////// |
474 | ///////////////////////////////////////////////////////////////////////////// |
399 | |
475 | |
… | |
… | |
404 | |
480 | |
405 | rxvt_fontprop properties (); |
481 | rxvt_fontprop properties (); |
406 | |
482 | |
407 | bool load (const rxvt_fontprop &prop); |
483 | bool load (const rxvt_fontprop &prop); |
408 | |
484 | |
409 | bool has_codepoint (unicode_t unicode); |
485 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful); |
410 | |
486 | |
411 | void draw (rxvt_drawable &d, int x, int y, |
487 | void draw (rxvt_drawable &d, int x, int y, |
412 | const text_t *text, int len, |
488 | const text_t *text, int len, |
413 | int fg, int bg); |
489 | int fg, int bg); |
414 | |
490 | |
|
|
491 | bool slow; // wether this is a proportional font or has other funny characteristics |
415 | XFontStruct *f; |
492 | XFontStruct *f; |
416 | codeset cs; |
493 | codeset cs; |
417 | bool enc2b, encm; |
494 | bool enc2b, encm; |
418 | |
495 | |
419 | char *get_property (XFontStruct *f, const char *property, const char *repl) const; |
496 | char *get_property (XFontStruct *f, const char *property, const char *repl) const; |
… | |
… | |
442 | } |
519 | } |
443 | |
520 | |
444 | bool |
521 | bool |
445 | rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
522 | rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
446 | { |
523 | { |
447 | p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2; |
524 | p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2; |
448 | p.height = height; |
525 | p.height = height; |
449 | p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
526 | 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; |
527 | p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; |
451 | |
528 | |
452 | return true; |
529 | return true; |
… | |
… | |
508 | else |
585 | else |
509 | return false; |
586 | return false; |
510 | } |
587 | } |
511 | |
588 | |
512 | // fix the size of scalable fonts |
589 | // fix the size of scalable fonts |
513 | static void |
590 | static bool |
514 | fix_scalable (char *buf, const char *name, const rxvt_fontprop &prop) |
591 | replace_field (char *buf, const char *name, int index, const char old, const char *replace) |
515 | { |
592 | { |
516 | int slashes = 0; |
593 | int slashes = 0; |
517 | const char *size; |
594 | const char *field, *end; |
518 | |
595 | |
519 | for (const char *c = name; *c; c++) |
596 | for (const char *c = name; *c; c++) |
520 | if (*c == '-') |
597 | if (*c == '-') |
521 | { |
598 | { |
522 | if (slashes == 6) |
599 | if (slashes == index) |
523 | size = c + 1; |
600 | field = c + 1; |
|
|
601 | |
|
|
602 | if (slashes == index + 1) |
|
|
603 | end = c; |
524 | |
604 | |
525 | if (++slashes >= 13) |
605 | if (++slashes >= 13) |
526 | break; |
606 | break; |
527 | } |
607 | } |
528 | |
608 | |
529 | if (slashes >= 13 && size[0] == '0') |
609 | if (slashes >= 13 && (!old || *field == old)) |
530 | { |
610 | { |
|
|
611 | // TODO: check for overflow in font-name |
531 | strncpy (buf, name, size - name); |
612 | strncpy (buf, name, field - name); |
532 | buf += size - name; |
613 | buf += field - name; |
533 | buf += sprintf (buf, "%d", prop.height); |
|
|
534 | strcpy (buf, size + 1); |
614 | strcpy (buf, replace); |
|
|
615 | strcat (buf, end); |
|
|
616 | |
|
|
617 | return true; |
535 | } |
618 | } |
536 | else |
619 | else |
|
|
620 | { |
537 | strcpy (buf, name); |
621 | strcpy (buf, name); |
|
|
622 | |
|
|
623 | return false; |
|
|
624 | } |
538 | } |
625 | } |
539 | |
626 | |
540 | bool |
627 | bool |
541 | rxvt_font_x11::load (const rxvt_fontprop &prop) |
628 | rxvt_font_x11::load (const rxvt_fontprop &prop) |
542 | { |
629 | { |
543 | clear (); |
630 | clear (); |
|
|
631 | |
|
|
632 | char field_str[64]; // enough for 128 bits |
|
|
633 | |
|
|
634 | // first morph the font if required |
|
|
635 | if (prop.weight != rxvt_fontprop::unset |
|
|
636 | || prop.slant != rxvt_fontprop::unset) |
|
|
637 | { |
|
|
638 | char fname[1024]; |
|
|
639 | |
|
|
640 | if (name[0] != '-') |
|
|
641 | { |
|
|
642 | f = XLoadQueryFont (DISPLAY, name); |
|
|
643 | |
|
|
644 | if (!f) |
|
|
645 | return false; |
|
|
646 | |
|
|
647 | char *new_name = get_property (f, "FONT", name); |
|
|
648 | |
|
|
649 | if (new_name) |
|
|
650 | set_name (new_name); |
|
|
651 | else |
|
|
652 | rxvt_warn ("font '%s' has no FONT property, continuing without.", name); |
|
|
653 | |
|
|
654 | XFreeFont (DISPLAY, f); |
|
|
655 | f = 0; |
|
|
656 | } |
|
|
657 | |
|
|
658 | if (prop.weight != rxvt_fontprop::unset) |
|
|
659 | { |
|
|
660 | replace_field (fname, name, 2, 0, |
|
|
661 | prop.weight < rxvt_fontprop::bold |
|
|
662 | ? "medium" : "bold"); |
|
|
663 | set_name (strdup (fname)); |
|
|
664 | } |
|
|
665 | |
|
|
666 | if (prop.slant != rxvt_fontprop::unset) |
|
|
667 | { |
|
|
668 | replace_field (fname, name, 3, 0, |
|
|
669 | prop.slant < rxvt_fontprop::italic |
|
|
670 | ? "r" : "i"); // TODO: handle "o"blique, too |
|
|
671 | set_name (strdup (fname)); |
|
|
672 | } |
|
|
673 | } |
544 | |
674 | |
545 | char **list; |
675 | char **list; |
546 | int count; |
676 | int count; |
547 | list = XListFonts (DISPLAY, name, 1024, &count); |
677 | list = XListFonts (DISPLAY, name, 1024, &count); |
|
|
678 | |
548 | set_name (0); |
679 | set_name (0); |
549 | |
680 | |
550 | if (!list) |
681 | if (!list) |
551 | return false; |
682 | return false; |
552 | |
683 | |
|
|
684 | sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset |
|
|
685 | ? 0 : prop.height); |
|
|
686 | |
553 | int bestdiff = 0x7fffffff; |
687 | int bestdiff = 0x7fffffff; |
554 | for (int i = 0; i < count; i++) |
688 | for (int i = 0; i < count; i++) |
555 | { |
689 | { |
556 | rxvt_fontprop p; |
690 | rxvt_fontprop p; |
557 | char fname[1024]; |
691 | char fname[1024]; |
558 | fix_scalable (fname, list[i], prop); |
692 | |
|
|
693 | int diff = 0; |
|
|
694 | |
|
|
695 | if (replace_field (fname, list[i], 6, '0', field_str)) |
|
|
696 | diff += 10; // slightly penalize scalable fonts |
559 | |
697 | |
560 | if (!set_properties (p, fname)) |
698 | if (!set_properties (p, fname)) |
561 | continue; |
699 | continue; |
562 | |
700 | |
|
|
701 | if (prop.height != rxvt_fontprop::unset |
563 | if (p.height > prop.height) // weed out too large fonts |
702 | && p.height > prop.height) // weed out too large fonts |
564 | continue; |
703 | continue; |
565 | |
704 | |
566 | int diff = (prop.height - p.height) * 32 |
705 | if (prop.height != rxvt_fontprop::unset) diff += (prop.height - p.height) * 128; |
567 | + abs (prop.weight - p.weight) |
706 | if (prop.weight != rxvt_fontprop::unset) diff += abs (prop.weight - p.weight); |
568 | + abs (prop.slant - p.slant ); |
707 | if (prop.slant != rxvt_fontprop::unset) diff += abs (prop.slant - p.slant); |
|
|
708 | //if (prop.width != rxvt_fontprop::unset) diff += abs (prop.width - p.width); |
569 | |
709 | |
570 | if (!name // compare against best found so far |
710 | if (!name // compare against best found so far |
571 | || diff < bestdiff) |
711 | || diff < bestdiff) |
572 | { |
712 | { |
573 | set_name (strdup (fname)); |
713 | set_name (strdup (fname)); |
… | |
… | |
617 | cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font |
757 | cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font |
618 | |
758 | |
619 | encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
759 | encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
620 | enc2b = encm || f->max_char_or_byte2 > 255; |
760 | enc2b = encm || f->max_char_or_byte2 > 255; |
621 | |
761 | |
622 | ascent = f->ascent; |
762 | ascent = f->ascent; |
623 | descent = f->descent; |
763 | descent = f->descent; |
624 | height = ascent + descent; |
764 | height = ascent + descent; |
625 | |
765 | |
626 | slow = false; |
766 | slow = false; |
627 | |
767 | |
|
|
768 | #if 1 // only used for slow detection, TODO optimize |
628 | if (f->min_bounds.width == f->max_bounds.width) |
769 | if (f->min_bounds.width == f->max_bounds.width) |
629 | width = f->min_bounds.width; |
770 | width = f->min_bounds.width; |
630 | else if (f->per_char == NULL) |
771 | else if (f->per_char == NULL) |
631 | width = f->max_bounds.width; |
772 | width = f->max_bounds.width; |
632 | else |
773 | else |
… | |
… | |
645 | width = f->per_char[N].width; |
786 | width = f->per_char[N].width; |
646 | |
787 | |
647 | --N; |
788 | --N; |
648 | } |
789 | } |
649 | } |
790 | } |
|
|
791 | #endif |
|
|
792 | |
|
|
793 | width = 1; |
|
|
794 | |
|
|
795 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
|
|
796 | { |
|
|
797 | if (cs != CS_UNICODE |
|
|
798 | && *t > 0x100 |
|
|
799 | && FROM_UNICODE (cs, *t) == NOCHAR) |
|
|
800 | continue; |
|
|
801 | |
|
|
802 | // ignore characters we wouldn't use anyways |
|
|
803 | bool careful; |
|
|
804 | if (!has_char (*t, &prop, careful)) |
|
|
805 | continue; |
|
|
806 | |
|
|
807 | XChar2b ch = { *t >> 8, *t }; |
|
|
808 | |
|
|
809 | XCharStruct g; |
|
|
810 | int dir_ret, asc_ret, des_ret; |
|
|
811 | XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); |
|
|
812 | |
|
|
813 | int wcw = wcwidth (*t); if (wcw > 0) g.width = g.width / wcw; |
|
|
814 | |
|
|
815 | if (width < g.width) width = g.width; |
|
|
816 | } |
650 | |
817 | |
651 | if (cs == CS_UNKNOWN) |
818 | if (cs == CS_UNKNOWN) |
652 | { |
819 | { |
653 | fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
820 | fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
654 | |
821 | |
655 | clear (); |
822 | clear (); |
656 | |
|
|
657 | return false; |
823 | return false; |
658 | } |
824 | } |
|
|
825 | |
|
|
826 | #if 0 // do it per-character |
|
|
827 | if (prop && width > prop->width) |
|
|
828 | { |
|
|
829 | clear (); |
|
|
830 | return false; |
|
|
831 | } |
|
|
832 | #endif |
659 | |
833 | |
660 | return true; |
834 | return true; |
661 | } |
835 | } |
662 | |
836 | |
663 | void |
837 | void |
… | |
… | |
669 | f = 0; |
843 | f = 0; |
670 | } |
844 | } |
671 | } |
845 | } |
672 | |
846 | |
673 | bool |
847 | bool |
674 | rxvt_font_x11::has_codepoint (unicode_t unicode) |
848 | rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
675 | { |
849 | { |
676 | uint32_t ch = FROM_UNICODE (cs, unicode); |
850 | uint32_t ch = FROM_UNICODE (cs, unicode); |
677 | |
851 | |
678 | if (ch == NOCHAR) |
852 | if (ch == NOCHAR) |
679 | return false; |
853 | return false; |
… | |
… | |
688 | |
862 | |
689 | if (byte1 < f->min_byte1 || byte1 > f->max_byte1 |
863 | if (byte1 < f->min_byte1 || byte1 > f->max_byte1 |
690 | || byte2 < f->min_char_or_byte2 || byte2 > f->max_char_or_byte2) |
864 | || byte2 < f->min_char_or_byte2 || byte2 > f->max_char_or_byte2) |
691 | return false; |
865 | return false; |
692 | |
866 | |
693 | if (!f->per_char) |
867 | if (f->per_char) |
694 | return true; |
868 | { |
695 | |
|
|
696 | int D = f->max_char_or_byte2 - f->min_char_or_byte2 + 1; |
869 | 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; |
870 | int N = (byte1 - f->min_byte1) * D + byte2 - f->min_char_or_byte2; |
698 | |
871 | |
699 | xcs = f->per_char + N; |
872 | xcs = f->per_char + N; |
|
|
873 | } |
|
|
874 | else |
|
|
875 | xcs = &f->max_bounds; |
700 | } |
876 | } |
701 | else |
877 | else |
702 | { |
878 | { |
703 | if (ch < f->min_char_or_byte2 || ch > f->max_char_or_byte2) |
879 | if (ch < f->min_char_or_byte2 || ch > f->max_char_or_byte2) |
704 | return false; |
880 | return false; |
705 | |
881 | |
706 | if (!f->per_char) |
882 | if (f->per_char) |
707 | return true; |
|
|
708 | |
|
|
709 | xcs = f->per_char + (ch - f->min_char_or_byte2); |
883 | xcs = f->per_char + (ch - f->min_char_or_byte2); |
|
|
884 | else |
|
|
885 | xcs = &f->max_bounds; |
710 | } |
886 | } |
711 | |
887 | |
712 | if (xcs->lbearing == 0 && xcs->rbearing == 0 && xcs->width == 0 |
888 | if (xcs->lbearing == 0 && xcs->rbearing == 0 && xcs->width == 0 |
713 | && xcs->ascent == 0 && xcs->descent == 0) |
889 | && xcs->ascent == 0 && xcs->descent == 0) |
|
|
890 | return false; |
|
|
891 | |
|
|
892 | if (!prop || prop->width == rxvt_fontprop::unset) |
|
|
893 | return true; |
|
|
894 | |
|
|
895 | // check character against base font bounding box |
|
|
896 | int w = xcs->width; |
|
|
897 | int wcw = wcwidth (unicode); |
|
|
898 | if (wcw > 0) w /= wcw; |
|
|
899 | |
|
|
900 | careful = w > prop->width; |
|
|
901 | if (careful && w > prop->width * MAX_OVERLAP >> 2) |
714 | return false; |
902 | return false; |
715 | |
903 | |
716 | return true; |
904 | return true; |
717 | } |
905 | } |
718 | |
906 | |
… | |
… | |
728 | |
916 | |
729 | bool slow = this->slow |
917 | bool slow = this->slow |
730 | || width != r->TermWin.fwidth |
918 | || width != r->TermWin.fwidth |
731 | || height != r->TermWin.fheight; |
919 | || height != r->TermWin.fheight; |
732 | |
920 | |
733 | int base = r->TermWin.fbase; |
921 | int base = ascent; // sorry, incorrect: r->TermWin.fbase; |
734 | |
922 | |
735 | XGCValues v; |
923 | XGCValues v; |
736 | v.foreground = r->pix_colors[fg]; |
924 | v.foreground = r->pix_colors[fg]; |
737 | v.font = f->fid; |
925 | v.font = f->fid; |
738 | |
926 | |
… | |
… | |
803 | } |
991 | } |
804 | |
992 | |
805 | ///////////////////////////////////////////////////////////////////////////// |
993 | ///////////////////////////////////////////////////////////////////////////// |
806 | |
994 | |
807 | #if XFT |
995 | #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 | |
996 | |
814 | struct rxvt_font_xft : rxvt_font { |
997 | struct rxvt_font_xft : rxvt_font { |
815 | rxvt_font_xft () { f = 0; } |
998 | rxvt_font_xft () { f = 0; } |
816 | |
999 | |
817 | void clear (); |
1000 | void clear (); |
… | |
… | |
822 | |
1005 | |
823 | void draw (rxvt_drawable &d, int x, int y, |
1006 | void draw (rxvt_drawable &d, int x, int y, |
824 | const text_t *text, int len, |
1007 | const text_t *text, int len, |
825 | int fg, int bg); |
1008 | int fg, int bg); |
826 | |
1009 | |
827 | bool has_codepoint (unicode_t unicode); |
1010 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &carefull); |
828 | |
1011 | |
829 | protected: |
1012 | protected: |
830 | XftFont *f; |
1013 | XftFont *f; |
831 | }; |
1014 | }; |
832 | |
1015 | |
… | |
… | |
860 | } |
1043 | } |
861 | |
1044 | |
862 | bool |
1045 | bool |
863 | rxvt_font_xft::load (const rxvt_fontprop &prop) |
1046 | rxvt_font_xft::load (const rxvt_fontprop &prop) |
864 | { |
1047 | { |
865 | #if 0 |
|
|
866 | for (int i = 0; i < SWATHCOUNT; i++) |
|
|
867 | cvr[i] = 0; |
|
|
868 | #endif |
|
|
869 | |
|
|
870 | clear (); |
1048 | clear (); |
871 | |
1049 | |
872 | FcPattern *p = FcNameParse ((FcChar8 *) name); |
1050 | FcPattern *p = FcNameParse ((FcChar8 *) name); |
873 | |
1051 | |
874 | if (!p) |
1052 | if (!p) |
875 | return false; |
1053 | return false; |
876 | |
1054 | |
877 | FcValue v; |
1055 | FcValue v; |
878 | |
1056 | |
|
|
1057 | if (prop.height != rxvt_fontprop::unset |
879 | if (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch) |
1058 | || (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch |
|
|
1059 | && FcPatternGet (p, FC_SIZE, 0, &v) != FcResultMatch)) |
880 | FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
1060 | FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
881 | |
1061 | |
|
|
1062 | if (prop.weight != rxvt_fontprop::unset |
882 | if (FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch) |
1063 | && FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch) |
883 | FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
1064 | FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
884 | |
1065 | |
|
|
1066 | if (prop.slant != rxvt_fontprop::unset |
885 | if (FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch) |
1067 | && FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch) |
886 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1068 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
887 | |
|
|
888 | if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) |
|
|
889 | FcPatternAddBool (p, FC_MINSPACE, 1); |
|
|
890 | |
1069 | |
891 | #if 0 // clipping unfortunately destroys our precious double-width-characters |
1070 | #if 0 // clipping unfortunately destroys our precious double-width-characters |
892 | // clip width, we can't do better, or can we? |
1071 | // clip width, we can't do better, or can we? |
893 | if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
1072 | if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
894 | FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width); |
1073 | FcPatternAddInteger (p, FC_CHAR_WIDTH, prop->width); |
895 | #endif |
1074 | #endif |
|
|
1075 | |
|
|
1076 | if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) |
|
|
1077 | FcPatternAddBool (p, FC_MINSPACE, 1); |
|
|
1078 | |
|
|
1079 | // store generated name so iso14755 view gives better results |
|
|
1080 | set_name ((char *)FcNameUnparse (p)); |
896 | |
1081 | |
897 | XftResult result; |
1082 | XftResult result; |
898 | FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
1083 | FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
899 | |
1084 | |
900 | FcPatternDestroy (p); |
1085 | FcPatternDestroy (p); |
901 | |
1086 | |
902 | if (!match) |
1087 | if (!match) |
903 | return false; |
1088 | return false; |
904 | |
1089 | |
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; |
1090 | int ftheight = 0; |
|
|
1091 | bool success = true; |
918 | |
1092 | |
919 | for (;;) |
1093 | for (;;) |
920 | { |
1094 | { |
921 | XGlyphInfo g1, g2; |
1095 | f = XftFontOpenPattern (DISPLAY, FcPatternDuplicate (match)); |
922 | FcChar8 c; |
|
|
923 | |
1096 | |
924 | c = 'i'; XftTextExtents8 (DISPLAY, f, &c, 1, &g1); |
1097 | if (!f) |
925 | c = 'W'; XftTextExtents8 (DISPLAY, f, &c, 1, &g2); |
1098 | { |
|
|
1099 | success = false; |
|
|
1100 | break; |
|
|
1101 | } |
926 | |
1102 | |
927 | if (g1.xOff != g2.xOff) // don't simply trust the font |
1103 | FT_Face face = XftLockFace (f); |
928 | slow = true; |
|
|
929 | |
1104 | |
930 | width = g2.xOff; |
|
|
931 | ascent = (face->size->metrics.ascender + 63) >> 6; |
1105 | ascent = (face->size->metrics.ascender + 63) >> 6; |
932 | descent = (-face->size->metrics.descender + 63) >> 6; |
1106 | descent = (-face->size->metrics.descender + 63) >> 6; |
933 | height = ascent + descent; |
1107 | height = max (ascent + descent, (face->size->metrics.height + 63) >> 6); |
|
|
1108 | width = 0; |
934 | |
1109 | |
935 | if (height <= prop.height || !prop.height) |
1110 | bool scalable = face->face_flags & FT_FACE_FLAG_SCALABLE; |
|
|
1111 | |
|
|
1112 | XftUnlockFace (f); |
|
|
1113 | |
|
|
1114 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
|
|
1115 | { |
|
|
1116 | FcChar16 ch = *t; |
|
|
1117 | |
|
|
1118 | if (cs != CS_UNICODE |
|
|
1119 | && ch > 0x100 |
|
|
1120 | && FROM_UNICODE (cs, ch) == NOCHAR) |
|
|
1121 | continue; |
|
|
1122 | |
|
|
1123 | // ignore characters we wouldn't use anyways |
|
|
1124 | bool careful; |
|
|
1125 | if (!has_char (*t, &prop, careful)) |
|
|
1126 | continue; |
|
|
1127 | |
|
|
1128 | XGlyphInfo g; |
|
|
1129 | XftTextExtents16 (DISPLAY, f, &ch, 1, &g); |
|
|
1130 | |
|
|
1131 | int wcw = wcwidth (ch); |
|
|
1132 | if (wcw > 0) g.width = g.width / wcw; |
|
|
1133 | |
|
|
1134 | if (width < g.width) width = g.width; |
|
|
1135 | if (height < g.height) height = g.height; |
|
|
1136 | } |
|
|
1137 | |
|
|
1138 | if (prop.height == rxvt_fontprop::unset |
|
|
1139 | || height <= prop.height |
|
|
1140 | || height <= 2 |
|
|
1141 | || !scalable) |
936 | break; |
1142 | break; |
937 | |
1143 | |
938 | if (ftheight) |
1144 | if (ftheight) |
939 | { |
1145 | { |
940 | // take smaller steps near the end |
1146 | // take smaller steps near the end |
941 | if (height > prop.height + 1) ftheight++; |
1147 | if (height > prop.height + 1) ftheight++; |
942 | if (height > prop.height + 2) ftheight++; |
1148 | if (height > prop.height + 2) ftheight++; |
943 | if (height > prop.height + 3) ftheight++; |
1149 | if (height > prop.height + 3) ftheight++; |
944 | |
1150 | |
945 | FT_Set_Pixel_Sizes (face, 0, ftheight -= height - prop.height); |
1151 | ftheight -= height - prop.height; |
946 | } |
1152 | } |
947 | else |
1153 | else |
948 | FT_Set_Pixel_Sizes (face, 0, ftheight = prop.height); |
1154 | ftheight = prop.height - 1; |
|
|
1155 | |
|
|
1156 | XftFontClose (DISPLAY, f); |
|
|
1157 | FcPatternDel (match, FC_PIXEL_SIZE); |
|
|
1158 | FcPatternAddInteger (match, FC_PIXEL_SIZE, ftheight); |
|
|
1159 | } |
|
|
1160 | |
|
|
1161 | FcPatternDestroy (match); |
|
|
1162 | |
|
|
1163 | #if 0 // do it per-character |
|
|
1164 | if (prop.width != rxvt_fontprop::unset && width > prop.width) |
949 | } |
1165 | { |
|
|
1166 | clear (); |
|
|
1167 | success = false; |
|
|
1168 | } |
|
|
1169 | #endif |
950 | |
1170 | |
951 | XftUnlockFace (f); |
1171 | return success; |
|
|
1172 | } |
|
|
1173 | |
|
|
1174 | bool |
|
|
1175 | rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
|
|
1176 | { |
|
|
1177 | careful = false; |
|
|
1178 | |
|
|
1179 | if (!XftCharExists (DISPLAY, f, unicode)) |
|
|
1180 | return false; |
|
|
1181 | |
|
|
1182 | if (!prop || prop->width == rxvt_fontprop::unset) |
|
|
1183 | return true; |
|
|
1184 | |
|
|
1185 | // check character against base font bounding box |
|
|
1186 | FcChar32 ch = unicode; |
|
|
1187 | XGlyphInfo g; |
|
|
1188 | XftTextExtents32 (DISPLAY, f, &ch, 1, &g); |
|
|
1189 | |
|
|
1190 | int w = g.width; |
|
|
1191 | int wcw = wcwidth (unicode); |
|
|
1192 | if (wcw > 0) w /= wcw; |
|
|
1193 | |
|
|
1194 | careful = w > prop->width; |
|
|
1195 | if (careful && w > prop->width * MAX_OVERLAP >> 2) |
|
|
1196 | return false; |
952 | |
1197 | |
953 | return true; |
1198 | return true; |
954 | } |
|
|
955 | |
|
|
956 | bool |
|
|
957 | rxvt_font_xft::has_codepoint (unicode_t unicode) |
|
|
958 | { |
|
|
959 | return XftCharExists (DISPLAY, f, unicode); |
|
|
960 | } |
1199 | } |
961 | |
1200 | |
962 | void |
1201 | void |
963 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
1202 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
964 | const text_t *text, int len, |
1203 | const text_t *text, int len, |
965 | int fg, int bg) |
1204 | int fg, int bg) |
966 | { |
1205 | { |
967 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
1206 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
968 | |
1207 | |
969 | if (!slow && width == r->TermWin.fwidth && 0) |
1208 | int base = ascent; // should be fbase, but that is incorrect |
|
|
1209 | |
|
|
1210 | XGlyphInfo extents; |
|
|
1211 | FcChar32 *enc = (FcChar32 *) get_enc_buf (len * sizeof (FcChar32)); |
|
|
1212 | FcChar32 *ep = enc; |
|
|
1213 | int ewidth = 0; |
|
|
1214 | int xoff = 0; |
|
|
1215 | |
|
|
1216 | while (len) |
970 | { |
1217 | { |
971 | if (sizeof (text_t) == sizeof (FcChar16)) |
1218 | int cwidth = r->TermWin.fwidth; |
972 | XftDrawString16 (d, &r->pix_colors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, len); |
1219 | FcChar32 fc = *text++; len--; |
|
|
1220 | FT_UInt gl; |
|
|
1221 | |
|
|
1222 | while (len && *text == NOCHAR) |
|
|
1223 | text++, len--, cwidth += r->TermWin.fwidth; |
|
|
1224 | |
|
|
1225 | gl = XftCharIndex (d.display->display, f, fc); |
|
|
1226 | XftGlyphExtents (d.display->display, f, &gl, 1, &extents); |
|
|
1227 | |
|
|
1228 | if (extents.xOff != cwidth && ep != enc) |
|
|
1229 | { |
|
|
1230 | if (xoff > ewidth) xoff = ewidth; |
|
|
1231 | XftDrawGlyphs (d, &r->pix_colors[fg].c, f, |
|
|
1232 | x + (ewidth - xoff >> 1), |
|
|
1233 | y + base, enc, ep - enc); |
|
|
1234 | x += ewidth; |
|
|
1235 | |
|
|
1236 | ep = enc; |
|
|
1237 | ewidth = 0; |
|
|
1238 | xoff = 0; |
|
|
1239 | } |
|
|
1240 | |
|
|
1241 | if (fc == ' ' && ep == enc) // skip leading spaces |
|
|
1242 | { |
|
|
1243 | x += cwidth; |
|
|
1244 | continue; |
|
|
1245 | } |
|
|
1246 | |
973 | else |
1247 | 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 | } |
1248 | { |
|
|
1249 | *ep++ = gl; |
|
|
1250 | ewidth += cwidth; |
|
|
1251 | xoff += extents.xOff; |
|
|
1252 | } |
|
|
1253 | } |
|
|
1254 | |
|
|
1255 | if (ep != enc) |
|
|
1256 | { |
|
|
1257 | if (xoff > ewidth) xoff = ewidth; |
|
|
1258 | XftDrawGlyphs (d, &r->pix_colors[fg].c, f, |
|
|
1259 | x + (ewidth - xoff >> 1), |
|
|
1260 | y + base, enc, ep - enc); |
1006 | } |
1261 | } |
1007 | } |
1262 | } |
1008 | #endif |
1263 | #endif |
1009 | |
1264 | |
1010 | ///////////////////////////////////////////////////////////////////////////// |
1265 | ///////////////////////////////////////////////////////////////////////////// |
… | |
… | |
1021 | } |
1276 | } |
1022 | |
1277 | |
1023 | void |
1278 | void |
1024 | rxvt_fontset::clear () |
1279 | rxvt_fontset::clear () |
1025 | { |
1280 | { |
|
|
1281 | prop.width = prop.height = prop.weight = prop.slant |
|
|
1282 | = rxvt_fontprop::unset; |
|
|
1283 | |
1026 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1284 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1027 | FONT_UNREF (*i); |
1285 | FONT_UNREF (*i); |
1028 | |
1286 | |
|
|
1287 | for (pagemap **p = fmap.begin (); p != fmap.end (); p++) |
|
|
1288 | delete *p; |
|
|
1289 | |
1029 | free (fontdesc); fontdesc = 0; |
1290 | free (fontdesc); fontdesc = 0; |
1030 | |
1291 | |
1031 | fonts.clear (); |
1292 | 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 | |
1293 | |
1037 | fallback = fallback_fonts; |
1294 | fallback = fallback_fonts; |
1038 | } |
1295 | } |
1039 | |
1296 | |
1040 | rxvt_font * |
1297 | rxvt_font * |
… | |
… | |
1043 | rxvt_font *f; |
1300 | rxvt_font *f; |
1044 | |
1301 | |
1045 | if (!name || !*name) |
1302 | if (!name || !*name) |
1046 | { |
1303 | { |
1047 | name = ""; |
1304 | name = ""; |
1048 | f = new rxvt_font_default; |
1305 | f = new rxvt_font_default (this); |
1049 | } |
1306 | } |
1050 | #if XFT |
1307 | #if XFT |
1051 | else if (!strncmp (name, "xft:", 4)) |
1308 | else if (!strncmp (name, "xft:", 4)) |
1052 | { |
1309 | { |
1053 | name += 4; |
1310 | name += 4; |
1054 | f = new rxvt_font_xft; |
1311 | f = new rxvt_font_xft (); |
1055 | } |
1312 | } |
1056 | #endif |
1313 | #endif |
1057 | else if (!strncmp (name, "x:", 2)) |
1314 | else if (!strncmp (name, "x:", 2)) |
1058 | { |
1315 | { |
1059 | name += 2; |
1316 | name += 2; |
1060 | f = new rxvt_font_x11; |
1317 | f = new rxvt_font_x11; |
1061 | } |
1318 | } |
1062 | else |
1319 | else |
1063 | f = new rxvt_font_x11; |
1320 | f = new rxvt_font_x11; |
1064 | |
1321 | |
1065 | f->fs = this; |
|
|
1066 | f->set_term (r); |
1322 | f->set_term (r); |
1067 | f->set_name (strdup (name)); |
1323 | f->set_name (strdup (name)); |
1068 | |
1324 | |
1069 | f->cs = cs; |
1325 | f->cs = cs; |
1070 | f->loaded = false; |
1326 | f->loaded = false; |
… | |
… | |
1084 | |
1340 | |
1085 | do |
1341 | do |
1086 | { |
1342 | { |
1087 | while (*desc <= ' ') desc++; |
1343 | while (*desc <= ' ') desc++; |
1088 | |
1344 | |
|
|
1345 | codeset cs = CS_UNICODE; |
|
|
1346 | |
1089 | if (*desc == '[') |
1347 | if (*desc == '[') |
1090 | { |
1348 | { |
1091 | fprintf (stderr, "extra font parameters not yet supported, skipping.\n"); |
1349 | char spec[256]; |
1092 | |
|
|
1093 | //const char *extra = desc++; // not yet used |
1350 | const char *extra = ++desc; // not yet used |
1094 | |
1351 | |
1095 | desc = strchr (desc, ']'); |
1352 | desc = strchr (desc, ']'); |
1096 | |
1353 | |
1097 | if (!desc) |
1354 | if (!desc) |
1098 | { |
1355 | { |
1099 | fprintf (stderr, "ERROR: opening '[' without closing ']' in font specification.\n"); |
1356 | rxvt_warn ("ERROR: opening '[' without closing ']' in font specification, trying to continue.\n"); |
1100 | break; |
1357 | break; |
1101 | } |
1358 | } |
|
|
1359 | |
|
|
1360 | memcpy (spec, extra, min (desc - extra, 255)); |
|
|
1361 | spec[min (desc - extra, 255)] = 0; |
|
|
1362 | |
|
|
1363 | if (!strncmp (extra, "codeset=", sizeof ("codeset=") - 1)) |
|
|
1364 | cs = codeset_from_name (spec + sizeof ("codeset=") - 1); |
|
|
1365 | else |
|
|
1366 | rxvt_warn ("unknown parameter '%s' in font specification, skipping.\n", spec); |
1102 | |
1367 | |
1103 | desc++; |
1368 | desc++; |
1104 | while (*desc <= ' ') desc++; |
1369 | while (*desc <= ' ') desc++; |
1105 | } |
1370 | } |
1106 | |
1371 | |
… | |
… | |
1111 | if (end - desc < 511) |
1376 | if (end - desc < 511) |
1112 | { |
1377 | { |
1113 | strncpy (buf, desc, end - desc); |
1378 | strncpy (buf, desc, end - desc); |
1114 | buf[end - desc] = 0; |
1379 | buf[end - desc] = 0; |
1115 | |
1380 | |
1116 | fonts.push_back (new_font (buf, CS_UNICODE)); |
1381 | fonts.push_back (new_font (buf, cs)); |
1117 | } |
1382 | } |
|
|
1383 | else |
|
|
1384 | rxvt_warn ("fontset element too long (>511 bytes), ignored."); |
1118 | |
1385 | |
1119 | desc = end + 1; |
1386 | desc = end + 1; |
1120 | } |
1387 | } |
1121 | while (*end); |
1388 | while (*end); |
1122 | } |
1389 | } |
1123 | } |
1390 | } |
1124 | |
1391 | |
1125 | bool |
1392 | bool |
1126 | rxvt_fontset::realize_font (int i) |
1393 | rxvt_fontset::realize_font (int i) |
1127 | { |
1394 | { |
|
|
1395 | if (i < 0 || i >= fonts.size ()) |
|
|
1396 | return false; |
|
|
1397 | |
1128 | if (fonts[i]->loaded) |
1398 | if (fonts[i]->loaded) |
1129 | return true; |
1399 | return true; |
1130 | |
1400 | |
1131 | fonts[i]->loaded = true; |
1401 | fonts[i]->loaded = true; |
1132 | |
1402 | |
1133 | if (!fonts[i]->load (base_prop)) |
1403 | if (!fonts[i]->load (prop)) |
1134 | { |
1404 | { |
1135 | fonts[i]->cs = CS_UNKNOWN; |
1405 | fonts[i]->cs = CS_UNKNOWN; |
1136 | return false; |
1406 | return false; |
1137 | } |
1407 | } |
1138 | |
1408 | |
… | |
… | |
1148 | |
1418 | |
1149 | fonts.push_back (new_font (0, CS_UNICODE)); |
1419 | fonts.push_back (new_font (0, CS_UNICODE)); |
1150 | realize_font (0); |
1420 | realize_font (0); |
1151 | |
1421 | |
1152 | add_fonts (desc); |
1422 | 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 | |
1423 | |
1170 | return true; |
1424 | return true; |
1171 | } |
1425 | } |
1172 | |
1426 | |
1173 | int |
1427 | int |
… | |
… | |
1179 | |
1433 | |
1180 | return -1; |
1434 | return -1; |
1181 | } |
1435 | } |
1182 | |
1436 | |
1183 | int |
1437 | int |
1184 | rxvt_fontset::find_font (unicode_t unicode, bool bold) |
1438 | rxvt_fontset::find_font (unicode_t unicode) |
1185 | { |
1439 | { |
|
|
1440 | if (unicode >= 1<<20) |
|
|
1441 | return 0; |
1186 | |
1442 | |
1187 | for (unsigned int i = !!(0x20 <= unicode && unicode <= 0x7f); // skip pseudo-font for ascii |
1443 | unicode_t hi = unicode >> 8; |
1188 | i < fonts.size (); |
1444 | |
1189 | i++) |
1445 | if (hi < fmap.size () |
|
|
1446 | && fmap[hi] |
|
|
1447 | && (*fmap[hi])[unicode & 0xff] != 0xff) |
|
|
1448 | return (*fmap[hi])[unicode & 0xff]; |
|
|
1449 | |
|
|
1450 | unsigned int i; |
|
|
1451 | |
|
|
1452 | for (i = 0; i < fonts.size (); i++) |
1190 | { |
1453 | { |
1191 | rxvt_font *f = fonts[i]; |
1454 | rxvt_font *f = fonts[i]; |
1192 | |
1455 | |
1193 | if (!f->loaded) |
1456 | if (!f->loaded) |
1194 | { |
1457 | { |
… | |
… | |
1200 | } |
1463 | } |
1201 | |
1464 | |
1202 | if (f->cs == CS_UNKNOWN) |
1465 | if (f->cs == CS_UNKNOWN) |
1203 | goto next_font; |
1466 | goto next_font; |
1204 | |
1467 | |
1205 | if (bold && f->properties ().weight < rxvt_fontprop::bold) |
1468 | bool careful; |
|
|
1469 | if (f->has_char (unicode, &prop, careful)) |
|
|
1470 | { |
|
|
1471 | if (careful) |
|
|
1472 | i |= 128; |
|
|
1473 | |
1206 | goto next_font; |
1474 | goto found; |
1207 | |
1475 | } |
1208 | if (f->has_codepoint (unicode)) |
|
|
1209 | return i; |
|
|
1210 | |
1476 | |
1211 | next_font: |
1477 | next_font: |
1212 | if (i == fonts.size () - 1) |
1478 | if (i == fonts.size () - 1) |
1213 | { |
1479 | { |
1214 | if (fallback->name) |
1480 | if (fallback->name) |
… | |
… | |
1221 | { |
1487 | { |
1222 | // try to find a new font. |
1488 | // try to find a new font. |
1223 | // only xft currently supported, as there is no |
1489 | // only xft currently supported, as there is no |
1224 | // way to configure this and xft is easier to hack in, |
1490 | // way to configure this and xft is easier to hack in, |
1225 | // while x11 has more framework in place already. |
1491 | // while x11 has more framework in place already. |
1226 | #if XFT |
1492 | // TODO: this is a real resource hog, xft takes ages(?) |
|
|
1493 | #if XFT && USE_SLOW_LOOKUP |
1227 | // grab the first xft font that seems suitable |
1494 | // grab the first xft font that seems suitable |
1228 | FcPattern *p = FcPatternCreate (); |
1495 | FcPattern *p = FcPatternCreate (); |
1229 | |
1496 | |
1230 | FcCharSet *s = FcCharSetCreate (); |
1497 | FcCharSet *s = FcCharSetCreate (); |
1231 | FcCharSetAddChar (s, unicode); |
1498 | FcCharSetAddChar (s, unicode); |
1232 | FcPatternAddCharSet (p, FC_CHARSET, s); |
1499 | FcPatternAddCharSet (p, FC_CHARSET, s); |
1233 | // charsets don't help that much, as xft might return |
1500 | // charsets don't help that much, as xft might return |
1234 | // a non-matching font even if a better font is available :/ |
1501 | // a non-matching font even if a better font is available :/ |
1235 | |
1502 | |
|
|
1503 | x x x x TODO prop might have unset contents |
1236 | FcPatternAddInteger (p, FC_PIXEL_SIZE, base_prop.height); |
1504 | FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
1237 | FcPatternAddInteger (p, FC_WEIGHT, base_prop.weight); |
1505 | FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
1238 | FcPatternAddInteger (p, FC_SLANT, base_prop.slant); |
1506 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1239 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1507 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1240 | //FcPatternAddBool (p, FC_ANTIALIAS, 1); |
1508 | //FcPatternAddBool (p, FC_ANTIALIAS, 1); |
1241 | |
1509 | |
1242 | XftResult result; |
1510 | XftResult result; |
1243 | FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
1511 | FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
… | |
… | |
1263 | #endif |
1531 | #endif |
1264 | } |
1532 | } |
1265 | } |
1533 | } |
1266 | } |
1534 | } |
1267 | |
1535 | |
1268 | // if no bold font found, use a regular one |
1536 | /* we must return SOME font */ |
1269 | if (bold) |
1537 | i = 0; |
1270 | return find_font (unicode); |
|
|
1271 | |
1538 | |
1272 | return 0; /* we must return SOME font */ |
1539 | found: |
1273 | } |
1540 | // found a font, cache it |
|
|
1541 | if (i < 255) |
|
|
1542 | { |
|
|
1543 | while (hi >= fmap.size ()) |
|
|
1544 | fmap.push_back (0); |
1274 | |
1545 | |
|
|
1546 | if (!fmap[hi]) |
|
|
1547 | { |
|
|
1548 | fmap[hi] = (pagemap *)new pagemap; |
|
|
1549 | memset (fmap[hi], 0xff, sizeof (pagemap)); |
|
|
1550 | } |
1275 | |
1551 | |
|
|
1552 | (*fmap[hi])[unicode & 0xff] = i; |
|
|
1553 | } |
1276 | |
1554 | |
|
|
1555 | return i; |
|
|
1556 | } |
|
|
1557 | |
|
|
1558 | |
|
|
1559 | |