1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*----------------------------------------------------------------------* |
2 | * File: rxvtfont.C |
2 | * File: rxvtfont.C |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * Copyright (c) 2003-2004 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 |
… | |
… | |
22 | #include "../config.h" |
22 | #include "../config.h" |
23 | #include "rxvt.h" |
23 | #include "rxvt.h" |
24 | #include "rxvtutil.h" |
24 | #include "rxvtutil.h" |
25 | #include "rxvtfont.h" |
25 | #include "rxvtfont.h" |
26 | |
26 | |
27 | #include <cstdlib> |
27 | #include <stdlib.h> |
28 | #include <wchar.h> |
28 | |
29 | #include <inttypes.h> |
29 | #include <inttypes.h> |
30 | |
30 | |
31 | #define DISPLAY r->display->display |
31 | #if XFT |
32 | #define TGC r->TermWin.gc |
32 | # include <fontconfig/fontconfig.h> |
|
|
33 | #endif |
33 | |
34 | |
34 | #define MAX_OVERLAP (4 + 1) // max. character width in 4ths of the base width |
35 | #define MAX_OVERLAP_ROMAN (8 + 2) // max. character width in 8ths of the base width |
|
|
36 | #define MAX_OVERLAP_ITALIC (8 + 3) // max. overlap for italic fonts |
35 | |
37 | |
|
|
38 | #define OVERLAP_OK(w,wcw,prop) ((w) <= ( \ |
|
|
39 | (prop)->slant >= rxvt_fontprop::italic \ |
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|
40 | ? ((prop)->width * (wcw) * MAX_OVERLAP_ITALIC + 7) >> 3 \ |
|
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41 | : ((prop)->width * (wcw) * MAX_OVERLAP_ROMAN + 7) >> 3 \ |
|
|
42 | )) |
|
|
43 | |
36 | const struct rxvt_fallback_font { |
44 | static const struct rxvt_fallback_font { |
37 | codeset cs; |
45 | codeset cs; |
38 | const char *name; |
46 | const char *name; |
39 | } fallback_fonts[] = { |
47 | } fallback_fonts[] = { |
40 | { CS_ISO8859_1, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-1" }, |
48 | { CS_ISO8859_1, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-1" }, |
41 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-15" }, |
49 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-15" }, |
42 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-fcd8859-15" }, |
50 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-fcd8859-15" }, |
43 | |
51 | |
44 | #if ENCODING_EU |
52 | #if ENCODING_EU |
45 | // cyrillic |
53 | // cyrillic |
46 | { CS_KOI8_R, "-*-*-*-r-*--*-*-*-*-c-*-koi8-r" }, |
54 | { CS_KOI8_R, "-*-*-*-r-*--*-*-*-*-c-*-koi8-r" }, |
47 | { CS_KOI8_U, "-*-*-*-r-*--*-*-*-*-c-*-koi8-u" }, |
55 | { CS_KOI8_U, "-*-*-*-r-*--*-*-*-*-c-*-koi8-u" }, |
48 | |
56 | |
49 | { CS_ISO8859_2, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-2" }, |
57 | { CS_ISO8859_2, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-2" }, |
50 | { CS_ISO8859_3, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-3" }, |
58 | { CS_ISO8859_3, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-3" }, |
51 | { CS_ISO8859_4, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-4" }, |
59 | { CS_ISO8859_4, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-4" }, |
52 | { CS_ISO8859_5, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-5" }, |
60 | { CS_ISO8859_5, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-5" }, |
53 | { CS_ISO8859_6, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-6" }, |
61 | { CS_ISO8859_6, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-6" }, |
… | |
… | |
59 | { CS_ISO8859_13, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-13" }, |
67 | { CS_ISO8859_13, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-13" }, |
60 | { CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
68 | { CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
61 | { CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
69 | { CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
62 | |
70 | |
63 | # if XFT |
71 | # if XFT |
64 | { CS_KOI8_U, "xft::spacing=100:lang=ru:antialias=false" }, |
72 | { CS_KOI8_U, "xft::lang=ru" }, |
65 | |
73 | |
66 | { CS_ISO8859_5, "xft::spacing=100:lang=ru:antialias=false" }, |
74 | { CS_ISO8859_5, "xft::lang=ru" }, |
67 | { CS_ISO8859_6, "xft::spacing=100:lang=ar:antialias=false" }, |
75 | { CS_ISO8859_6, "xft::lang=ar" }, |
68 | { CS_ISO8859_7, "xft::spacing=100:lang=el:antialias=false" }, |
76 | { CS_ISO8859_7, "xft::lang=el" }, |
69 | { CS_ISO8859_8, "xft::spacing=100:lang=he:antialias=false" }, |
77 | { CS_ISO8859_8, "xft::lang=he" }, |
70 | { CS_ISO8859_9, "xft::spacing=100:lang=tr:antialias=false" }, |
78 | { CS_ISO8859_9, "xft::lang=tr" }, |
71 | { CS_ISO8859_10, "xft::spacing=100:lang=se:antialias=false" }, |
79 | { CS_ISO8859_10, "xft::lang=se" }, |
72 | { CS_ISO8859_11, "xft::spacing=100:lang=th:antialias=false" }, |
80 | { CS_ISO8859_11, "xft::lang=th" }, |
73 | # endif |
81 | # endif |
74 | #endif |
82 | #endif |
75 | |
83 | |
76 | // japanese |
84 | // japanese |
77 | #if ENCODING_JP || ENCODING_JP_EXT |
85 | #if ENCODING_JP || ENCODING_JP_EXT |
78 | # if XFT |
86 | # if XFT |
79 | // prefer xft for complex scripts |
87 | // prefer xft for complex scripts |
|
|
88 | { CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" }, |
80 | { CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" }, |
89 | { 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" }, |
90 | { CS_JIS0208_1990_0, "xft:Mincho:antialias=false" }, |
83 | { CS_JIS0208_1990_0, "xft::lang=ja:spacing=100:antialias=false" }, |
91 | { CS_JIS0208_1990_0, "xft::lang=ja:antialias=false" }, |
84 | # endif |
92 | # endif |
85 | { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
93 | { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
86 | { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
94 | { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
87 | { CS_JIS0212_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
95 | { CS_JIS0212_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
88 | { CS_JIS0201_1976_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
96 | { CS_JIS0201_1976_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
… | |
… | |
92 | |
100 | |
93 | #if ENCODING_ZH || ENCODING_ZH_EXT |
101 | #if ENCODING_ZH || ENCODING_ZH_EXT |
94 | # if XFT |
102 | # if XFT |
95 | { CS_GBK_0, "xft:AR PL KaitiM GB" }, |
103 | { CS_GBK_0, "xft:AR PL KaitiM GB" }, |
96 | { CS_GBK_0, "xft:AR PL SungtiL GB" }, |
104 | { CS_GBK_0, "xft:AR PL SungtiL GB" }, |
97 | { CS_GBK_0, "xft::spacing=100:lang=zh" }, |
105 | { CS_GBK_0, "xft::lang=zh" }, |
98 | { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
106 | { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
99 | { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
107 | { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
100 | { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
108 | { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
101 | { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
109 | { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
102 | { CS_GB2312_1980_0, "xft::spacing=100:lang=zh" }, |
110 | { CS_GB2312_1980_0, "xft::lang=zh" }, |
103 | # endif |
111 | # endif |
104 | { CS_GBK_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gbk*-0" }, |
112 | { CS_GBK_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gbk*-0" }, |
105 | { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, |
113 | { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, |
106 | { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, |
114 | { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, |
107 | { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, |
115 | { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, |
… | |
… | |
120 | #if ENCODING_KR |
128 | #if ENCODING_KR |
121 | { CS_KSC5601_1987_0, "-baekmuk-gulim-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
129 | { CS_KSC5601_1987_0, "-baekmuk-gulim-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
122 | { CS_KSC5601_1987_0, "-*-*-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
130 | { CS_KSC5601_1987_0, "-*-*-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
123 | # if XFT |
131 | # if XFT |
124 | { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, |
132 | { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, |
125 | { CS_KSC5601_1987_0, "xft::spacing=100:lang=ko:antialias=false" }, |
133 | { CS_KSC5601_1987_0, "xft::lang=ko:antialias=false" }, |
126 | # endif |
134 | # endif |
127 | #endif |
135 | #endif |
128 | |
136 | |
129 | // generic font fallback |
137 | //{ CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, // this gem of a font has actual dotted circles within the combining character glyphs. |
130 | { CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
|
|
131 | { CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, |
|
|
132 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
|
|
133 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
|
|
134 | #if XFT |
138 | #if XFT |
135 | { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true" }, |
139 | { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true" }, |
136 | { CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" }, |
140 | { CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" }, |
137 | { CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" }, |
141 | { CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" }, |
138 | { CS_UNICODE, "xft:Arial Unicode MS:antialias=false:autohint=false" }, |
142 | { CS_UNICODE, "xft:Arial Unicode MS:antialias=false:autohint=false" }, |
139 | |
143 | |
140 | // FreeMono is usually uglier than x fonts, so try last only. |
144 | // FreeMono is usually uglier than x fonts, so try after the others |
141 | { CS_UNICODE, "xft:FreeMono:autohint=true" }, |
145 | { CS_UNICODE, "xft:FreeMono:autohint=true" }, |
142 | #endif |
146 | #endif |
143 | |
147 | |
|
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148 | // generic font fallback, put this last, as many iso10646 fonts have extents |
|
|
149 | // specified for all glyphs in the range they cover, but most are simply empty |
|
|
150 | //{ CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
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151 | //{ CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
144 | { CS_UNKNOWN, 0 } |
152 | { CS_UNKNOWN, 0 } |
145 | }; |
153 | }; |
146 | |
154 | |
147 | // these characters are used to guess the font height and width |
155 | // these characters are used to guess the font height and width |
148 | // pango uses a similar algorithm and doesn't trust the font either. |
156 | // pango uses a similar algorithm and doesn't trust the font either. |
… | |
… | |
150 | '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', |
158 | '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', |
151 | 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ |
159 | 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ |
152 | 0x304c, 0x672c, // が本 |
160 | 0x304c, 0x672c, // が本 |
153 | }; |
161 | }; |
154 | |
162 | |
155 | #define NUM_EXTENT_TEST_CHARS (sizeof (extent_test_chars) / sizeof (extent_test_chars[0])) |
163 | #define dTermDisplay Display *disp = term->dpy |
|
|
164 | #define dTermGC GC gc = term->gc |
156 | |
165 | |
157 | ///////////////////////////////////////////////////////////////////////////// |
166 | ///////////////////////////////////////////////////////////////////////////// |
158 | |
|
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159 | #if XFT |
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160 | rxvt_drawable::~rxvt_drawable () |
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161 | { |
|
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162 | if (xftdrawable) |
|
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163 | XftDrawDestroy (xftdrawable); |
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164 | } |
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165 | |
|
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166 | rxvt_drawable::operator XftDraw *() |
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167 | { |
|
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168 | if (!xftdrawable) |
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169 | xftdrawable = XftDrawCreate (display->display, drawable, display->visual, display->cmap); |
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170 | |
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171 | return xftdrawable; |
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172 | } |
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173 | #endif |
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174 | |
|
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175 | ///////////////////////////////////////////////////////////////////////////// |
|
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176 | |
|
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177 | static void *enc_buf; |
|
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178 | static uint32_t enc_len; |
|
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179 | |
|
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180 | static inline void * |
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181 | get_enc_buf (uint32_t len) |
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182 | { |
|
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183 | if (len > enc_len) |
|
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184 | { |
|
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185 | free (enc_buf); |
|
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186 | enc_buf = malloc (len); |
|
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187 | enc_len = len; |
|
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188 | } |
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189 | |
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190 | return enc_buf; |
|
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191 | } |
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192 | |
167 | |
193 | static const char * |
168 | static const char * |
194 | enc_char (const text_t *text, uint32_t len, codeset cs, bool &zero) |
169 | enc_char (const text_t *text, uint32_t len, codeset cs, bool &zero) |
195 | { |
170 | { |
196 | uint8_t *buf = (uint8_t *)get_enc_buf (len); |
171 | uint8_t *buf = rxvt_temp_buf<uint8_t> (len); |
|
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172 | uint8_t *res = buf; |
197 | |
173 | |
198 | while (len--) |
174 | while (len--) |
199 | { |
175 | { |
200 | uint32_t c = FROM_UNICODE (cs, *text++); |
176 | uint32_t c = FROM_UNICODE (cs, *text++); |
201 | |
177 | |
… | |
… | |
206 | } |
182 | } |
207 | |
183 | |
208 | *buf++ = c; |
184 | *buf++ = c; |
209 | } |
185 | } |
210 | |
186 | |
211 | return (const char *)enc_buf; |
187 | return (const char *)res; |
212 | } |
188 | } |
213 | |
189 | |
214 | static const XChar2b * |
190 | static const XChar2b * |
215 | enc_xchar2b (const text_t *text, uint32_t len, codeset cs, bool &zero) |
191 | enc_xchar2b (const text_t *text, uint32_t len, codeset cs, bool &zero) |
216 | { |
192 | { |
217 | XChar2b *buf = (XChar2b *)get_enc_buf (len * sizeof (XChar2b)); |
193 | XChar2b *buf = rxvt_temp_buf<XChar2b> (len); |
|
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194 | XChar2b *res = buf; |
218 | |
195 | |
219 | while (len--) |
196 | while (len--) |
220 | { |
197 | { |
221 | uint32_t c = FROM_UNICODE (cs, *text++); |
198 | uint32_t c = FROM_UNICODE (cs, *text++); |
222 | |
199 | |
… | |
… | |
229 | buf->byte1 = c >> 8; |
206 | buf->byte1 = c >> 8; |
230 | buf->byte2 = c; |
207 | buf->byte2 = c; |
231 | buf++; |
208 | buf++; |
232 | } |
209 | } |
233 | |
210 | |
234 | return (XChar2b *)enc_buf; |
211 | return res; |
235 | } |
212 | } |
236 | |
213 | |
237 | ///////////////////////////////////////////////////////////////////////////// |
214 | ///////////////////////////////////////////////////////////////////////////// |
238 | |
215 | |
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216 | rxvt_font::rxvt_font () |
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217 | : name(0), width(rxvt_fontprop::unset), height(rxvt_fontprop::unset) |
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218 | { |
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219 | } |
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220 | |
239 | void |
221 | void |
240 | rxvt_font::set_name (char *name) |
222 | rxvt_font::set_name (char *name_) |
241 | { |
223 | { |
242 | if (this->name == name) |
224 | if (name == name_) |
243 | return; |
225 | return; |
244 | |
226 | |
245 | if (this->name) free (this->name); // let the compiler optimize |
227 | if (name) free (name); // let the compiler optimize |
246 | this->name = name; |
228 | name = name_; |
247 | } |
229 | } |
248 | |
230 | |
249 | void |
231 | void |
250 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) |
232 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const |
251 | { |
233 | { |
252 | if (color == Color_bg) |
234 | dTermDisplay; |
253 | XClearArea (d.display->display, d, x, y, w, h, FALSE); |
235 | dTermGC; |
|
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236 | |
|
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237 | if (color == Color_bg || color == Color_transparent) |
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238 | XClearArea (disp, d, x, y, w, h, false); |
254 | else if (color >= 0) |
239 | else if (color >= 0) |
255 | { |
240 | { |
256 | #if XFT |
241 | #if XFT |
|
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242 | Picture dst; |
|
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243 | |
|
|
244 | # ifdef HAVE_IMG |
|
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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); |
|
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250 | |
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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 |
257 | XftDrawRect (d, &r->pix_colors[color].c, x, y, w, h); |
256 | XftDrawRect (d, &term->pix_colors[color].c, x, y, w, h); |
|
|
257 | |
258 | #else |
258 | #else |
259 | XSetForeground (d.display->display, TGC, r->pix_colors[color]); |
259 | XSetForeground (disp, gc, term->pix_colors[color]); |
260 | XFillRectangle (d.display->display, d, TGC, x, y, w, h); |
260 | XFillRectangle (disp, d, gc, x, y, w, h); |
261 | #endif |
261 | #endif |
262 | } |
262 | } |
263 | } |
263 | } |
264 | |
264 | |
265 | #include "table/linedraw.h" |
265 | ///////////////////////////////////////////////////////////////////////////// |
266 | |
266 | |
267 | struct rxvt_font_default : rxvt_font { |
267 | struct rxvt_font_default : rxvt_font |
|
|
268 | { |
268 | struct rxvt_fontset *fs; |
269 | struct rxvt_fontset *fs; |
269 | |
270 | |
270 | rxvt_font_default (rxvt_fontset *fs) |
271 | rxvt_font_default (rxvt_fontset *fs) |
271 | : rxvt_font () |
272 | : rxvt_font () |
272 | { |
273 | { |
… | |
… | |
276 | rxvt_fontprop properties () |
277 | rxvt_fontprop properties () |
277 | { |
278 | { |
278 | rxvt_fontprop p; |
279 | rxvt_fontprop p; |
279 | |
280 | |
280 | p.width = p.height = 1; |
281 | p.width = p.height = 1; |
|
|
282 | p.ascent = rxvt_fontprop::unset; |
281 | p.weight = rxvt_fontprop::medium; |
283 | p.weight = rxvt_fontprop::medium; |
282 | p.slant = rxvt_fontprop::roman; |
284 | p.slant = rxvt_fontprop::roman; |
283 | |
285 | |
284 | return p; |
286 | return p; |
285 | } |
287 | } |
286 | |
288 | |
287 | bool load (const rxvt_fontprop &prop) |
289 | bool load (const rxvt_fontprop &prop, bool force_prop) |
288 | { |
290 | { |
289 | width = 1; height = 1; |
291 | width = 1; height = 1; |
290 | ascent = 1; descent = 0; |
292 | ascent = 1; descent = 0; |
291 | |
293 | |
292 | set_name (strdup ("built-in support font")); |
294 | set_name (strdup ("built-in support font")); |
293 | |
295 | |
294 | return true; |
296 | return true; |
295 | } |
297 | } |
296 | |
298 | |
297 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
299 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
298 | { |
300 | { |
299 | careful = false; |
301 | careful = false; |
300 | |
302 | |
301 | if (unicode <= 0x001f) |
303 | if (unicode <= 0x001f) |
302 | return true; |
304 | return true; |
… | |
… | |
305 | return false; |
307 | return false; |
306 | |
308 | |
307 | if (unicode <= 0x009f) |
309 | if (unicode <= 0x009f) |
308 | return true; |
310 | return true; |
309 | |
311 | |
|
|
312 | #ifdef BUILTIN_GLYPHS |
310 | if (unicode >= 0x2500 && unicode <= 0x259f) |
313 | if (unicode >= 0x2500 && unicode <= 0x259f && |
|
|
314 | !term->option (Opt_skipBuiltinGlyphs)) |
311 | return true; |
315 | return true; |
|
|
316 | #endif |
312 | |
317 | |
313 | if (IS_COMPOSE (unicode)) |
318 | // we do not check for IS_COMPOSE here, as this would |
314 | return true; |
319 | // rob other fonts from taking over. |
315 | |
320 | |
316 | switch (unicode) |
321 | switch (unicode) |
317 | { |
322 | { |
318 | case ZERO_WIDTH_CHAR: |
323 | case ZERO_WIDTH_CHAR: |
319 | case NOCHAR: |
324 | case NOCHAR: |
… | |
… | |
331 | void |
336 | void |
332 | rxvt_font_default::draw (rxvt_drawable &d, int x, int y, |
337 | rxvt_font_default::draw (rxvt_drawable &d, int x, int y, |
333 | const text_t *text, int len, |
338 | const text_t *text, int len, |
334 | int fg, int bg) |
339 | int fg, int bg) |
335 | { |
340 | { |
336 | Display *disp = d.display->display; |
341 | dTermDisplay; |
|
|
342 | dTermGC; |
337 | |
343 | |
338 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
344 | clear_rect (d, x, y, term->fwidth * len, term->fheight, bg); |
339 | |
345 | |
340 | XSetForeground (disp, TGC, r->pix_colors[fg]); |
346 | XSetForeground (disp, gc, term->pix_colors[fg]); |
341 | |
347 | |
342 | while (len) |
348 | while (len) |
343 | { |
349 | { |
|
|
350 | const text_t *tp = text; |
|
|
351 | text_t t = *tp; |
|
|
352 | |
|
|
353 | while (++text, --len && *text == NOCHAR) |
|
|
354 | ; |
|
|
355 | |
344 | #if ENABLE_COMBINING |
356 | #if ENABLE_COMBINING |
345 | compose_char *cc; |
357 | compose_char *cc; |
346 | #endif |
358 | #endif |
347 | const text_t *tp = text; |
|
|
348 | text_t t = *tp; |
|
|
349 | |
|
|
350 | while (++text, --len && *text == NOCHAR) |
|
|
351 | ; |
|
|
352 | |
|
|
353 | int width = text - tp; |
359 | int width = text - tp; |
354 | int fwidth = r->TermWin.fwidth * width; |
360 | int fwidth = term->fwidth * width; |
355 | |
361 | |
|
|
362 | #ifdef BUILTIN_GLYPHS |
356 | if (0x2500 <= t && t <= 0x259f) |
363 | if (0x2500 <= t && t <= 0x259f) |
357 | { |
364 | { |
|
|
365 | # include "table/linedraw.h" |
358 | uint16_t offs = linedraw_offs[t - 0x2500]; |
366 | uint16_t offs = linedraw_offs[t - 0x2500]; |
359 | uint32_t *a = linedraw_command + (offs >> 4); |
367 | uint32_t *a = linedraw_command + (offs >> 4); |
360 | uint32_t *b = a + (offs & 15); |
368 | uint32_t *b = a + (offs & 15); |
361 | |
369 | |
362 | int W = fwidth; |
370 | int W = fwidth; |
363 | int H = r->TermWin.fheight; |
371 | int H = term->fheight; |
364 | |
372 | |
365 | int x_[16]; |
373 | int x_[16]; |
366 | int y_[16]; |
374 | int y_[16]; |
367 | |
375 | |
368 | for (int i = 0; i <= 8; i++) |
376 | for (int i = 0; i <= 8; i++) |
… | |
… | |
376 | |
384 | |
377 | XGCValues gcv; |
385 | XGCValues gcv; |
378 | |
386 | |
379 | gcv.cap_style = CapButt; |
387 | gcv.cap_style = CapButt; |
380 | gcv.line_width = 0; |
388 | gcv.line_width = 0; |
381 | XChangeGC (disp, TGC, GCLineWidth | GCCapStyle, &gcv); |
389 | XChangeGC (disp, gc, GCLineWidth | GCCapStyle, &gcv); |
382 | |
390 | |
383 | while (a < b) |
391 | while (a < b) |
384 | { |
392 | { |
385 | uint32_t command = *a++; |
393 | uint32_t command = *a++; |
386 | |
394 | |
… | |
… | |
393 | int y2 = y_[(command >> 0) & 15]; |
401 | int y2 = y_[(command >> 0) & 15]; |
394 | |
402 | |
395 | switch (op) |
403 | switch (op) |
396 | { |
404 | { |
397 | case 0: // line |
405 | case 0: // line |
398 | XDrawLine (disp, d, TGC, x1, y1, x2, y2); |
406 | XDrawLine (disp, d, gc, x1, y1, x2, y2); |
399 | break; |
407 | break; |
400 | |
408 | |
401 | case 1: // rectangle, possibly stippled |
409 | case 1: // rectangle, possibly stippled |
402 | if (a) |
410 | if (a) |
403 | { |
411 | { |
404 | static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 }; |
412 | static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 }; |
405 | |
413 | |
406 | gcv.fill_style = FillStippled; |
414 | gcv.fill_style = FillStippled; |
407 | gcv.stipple = XCreateBitmapFromData (disp, d, bm + a * 2, 2, 2); |
415 | gcv.stipple = XCreateBitmapFromData (disp, d, bm + a * 2, 2, 2); |
408 | gcv.ts_x_origin = x; |
416 | gcv.ts_x_origin = x; |
409 | gcv.ts_y_origin = y; |
417 | gcv.ts_y_origin = y; |
410 | |
418 | |
411 | XChangeGC (disp, TGC, |
419 | XChangeGC (disp, gc, |
412 | GCFillStyle | GCStipple | GCTileStipXOrigin | GCTileStipYOrigin, |
420 | GCFillStyle | GCStipple | GCTileStipXOrigin | GCTileStipYOrigin, |
413 | &gcv); |
421 | &gcv); |
414 | } |
422 | } |
415 | |
423 | |
416 | XFillRectangle (disp, d, TGC, x1, y1, x2 - x1 + 1, y2 - y1 + 1); |
424 | XFillRectangle (disp, d, gc, x1, y1, x2 - x1 + 1, y2 - y1 + 1); |
417 | |
425 | |
418 | if (a) |
426 | if (a) |
419 | { |
427 | { |
420 | XFreePixmap (disp, gcv.stipple); |
428 | XFreePixmap (disp, gcv.stipple); |
421 | gcv.stipple = 0; |
429 | gcv.stipple = 0; |
422 | gcv.fill_style = FillSolid; |
430 | gcv.fill_style = FillSolid; |
423 | XChangeGC (disp, TGC, GCFillStyle, &gcv); |
431 | XChangeGC (disp, gc, GCFillStyle, &gcv); |
424 | } |
432 | } |
425 | break; |
433 | break; |
426 | case 2: // arc |
434 | case 2: // arc |
427 | XDrawArc (disp, d, TGC, |
435 | XDrawArc (disp, d, gc, |
428 | x1 - W/2, y1 - H/2, W-1, H-1, |
436 | x1 - W/2, y1 - H/2, W-1, H-1, |
429 | (a - 1) * 90*64, (b - 1) * 90*64); |
437 | (a - 1) * 90*64, (b - 1) * 90*64); |
430 | break; |
438 | break; |
431 | } |
439 | } |
432 | } |
440 | } |
433 | } |
441 | } |
|
|
442 | #else |
|
|
443 | if (0) |
|
|
444 | ; |
|
|
445 | #endif |
434 | #if ENABLE_COMBINING |
446 | #if ENABLE_COMBINING |
435 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
447 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
436 | { |
448 | { |
|
|
449 | min_it (width, 2); // we only support wcwidth up to 2 |
437 | text_t chrs[2]; |
450 | text_t chrs[2]; |
438 | width = min (2, width); |
|
|
439 | chrs [1] = NOCHAR; |
451 | chrs [1] = NOCHAR; |
440 | |
452 | |
441 | *chrs = cc->c1; |
453 | *chrs = cc->c1; |
442 | rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; |
454 | rxvt_font *f1 = (*fs)[fs->find_font_idx (cc->c1)]; |
443 | f1->draw (d, x, y, chrs, width, fg, bg); |
455 | f1->draw (d, x, y, chrs, width, fg, bg); |
444 | |
456 | |
445 | if (cc->c2 != NOCHAR) |
457 | if (cc->c2 != NOCHAR) |
446 | { |
458 | { |
447 | bool careful; |
459 | bool careful; |
448 | |
460 | |
449 | // prefer font of first character, for no good reasons |
461 | // prefer font of first character, for no good reasons |
450 | *chrs = cc->c2; |
462 | *chrs = cc->c2; |
451 | rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) |
463 | rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) |
452 | ? f1 |
464 | ? f1 |
453 | : (*fs)[fs->find_font (cc->c2)]; |
465 | : (*fs)[fs->find_font_idx (cc->c2)]; |
454 | |
466 | |
455 | f2->draw (d, x, y, chrs, width, fg, -1); |
467 | f2->draw (d, x, y, chrs, width, fg, Color_none); |
456 | } |
468 | } |
457 | } |
469 | } |
458 | #endif |
470 | #endif |
459 | else |
471 | else |
460 | switch (t) |
472 | switch (t) |
… | |
… | |
462 | case '\t': |
474 | case '\t': |
463 | case ZERO_WIDTH_CHAR: |
475 | case ZERO_WIDTH_CHAR: |
464 | case NOCHAR: |
476 | case NOCHAR: |
465 | break; |
477 | break; |
466 | |
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: |
|
|
486 | break; |
|
|
487 | |
467 | default: |
488 | default: |
468 | XDrawRectangle (disp, d, TGC, x + 2, y + 2, |
489 | XDrawRectangle (disp, d, gc, x + 2, y + 2, |
469 | fwidth - 4, r->TermWin.fheight - 4); |
490 | fwidth - 4, term->fheight - 4); |
470 | } |
491 | } |
471 | |
492 | |
472 | x += fwidth; |
493 | x += fwidth; |
473 | } |
494 | } |
474 | } |
495 | } |
475 | |
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 | |
476 | ///////////////////////////////////////////////////////////////////////////// |
552 | ///////////////////////////////////////////////////////////////////////////// |
477 | |
553 | |
478 | struct rxvt_font_x11 : rxvt_font { |
554 | struct rxvt_font_x11 : rxvt_font |
|
|
555 | { |
479 | rxvt_font_x11 () { f = 0; } |
556 | rxvt_font_x11 () { f = 0; } |
480 | |
557 | |
481 | void clear (); |
558 | void clear (); |
482 | |
559 | |
483 | rxvt_fontprop properties (); |
560 | rxvt_fontprop properties (); |
484 | |
561 | |
485 | bool load (const rxvt_fontprop &prop); |
562 | bool load (const rxvt_fontprop &prop, bool force_prop); |
486 | |
563 | |
487 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful); |
564 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const; |
488 | |
565 | |
489 | void draw (rxvt_drawable &d, int x, int y, |
566 | void draw (rxvt_drawable &d, int x, int y, |
490 | const text_t *text, int len, |
567 | const text_t *text, int len, |
491 | int fg, int bg); |
568 | int fg, int bg); |
492 | |
569 | |
493 | 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 |
494 | XFontStruct *f; |
571 | XFontStruct *f; |
495 | codeset cs; |
|
|
496 | bool enc2b, encm; |
572 | bool enc2b, encm; |
497 | |
573 | |
498 | char *get_property (XFontStruct *f, const char *property, const char *repl) const; |
574 | char *get_property (XFontStruct *f, Atom property, const char *repl) const; |
499 | 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); |
500 | bool set_properties (rxvt_fontprop &p, XFontStruct *f); |
576 | bool set_properties (rxvt_fontprop &p, XFontStruct *f); |
501 | bool set_properties (rxvt_fontprop &p, const char *name); |
577 | bool set_properties (rxvt_fontprop &p, const char *name); |
502 | }; |
578 | }; |
503 | |
579 | |
504 | char * |
580 | char * |
505 | rxvt_font_x11::get_property (XFontStruct *f, const char *property, const char *repl) const |
581 | rxvt_font_x11::get_property (XFontStruct *f, Atom property, const char *repl) const |
506 | { |
582 | { |
507 | unsigned long value; |
583 | unsigned long value; |
508 | |
584 | |
509 | if (XGetFontProperty (f, XInternAtom (DISPLAY, property, 0), &value)) |
585 | if (XGetFontProperty (f, property, &value)) |
510 | return XGetAtomName (DISPLAY, value); |
586 | return XGetAtomName (term->dpy, value); |
511 | else |
587 | else |
512 | return rxvt_strdup (repl); |
588 | return repl ? strdup (repl) : 0; |
513 | } |
589 | } |
514 | |
590 | |
515 | rxvt_fontprop |
591 | rxvt_fontprop |
516 | rxvt_font_x11::properties () |
592 | rxvt_font_x11::properties () |
517 | { |
593 | { |
… | |
… | |
521 | } |
597 | } |
522 | |
598 | |
523 | bool |
599 | bool |
524 | rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
600 | rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
525 | { |
601 | { |
526 | p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2; |
602 | p.width = width != rxvt_fontprop::unset ? width |
|
|
603 | : avgwidth ? (avgwidth + 1) / 10 |
|
|
604 | : (height + 1) / 2; |
527 | p.height = height; |
605 | p.height = height; |
|
|
606 | p.ascent = rxvt_fontprop::unset; |
528 | p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
607 | p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
529 | p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; |
608 | p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; |
530 | |
609 | |
531 | return true; |
610 | return true; |
532 | } |
611 | } |
… | |
… | |
535 | rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f) |
614 | rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f) |
536 | { |
615 | { |
537 | unsigned long height; |
616 | unsigned long height; |
538 | |
617 | |
539 | #if 0 |
618 | #if 0 |
540 | if (!XGetFontProperty (f, XInternAtom (DISPLAY, "PIXEL_SIZE", 0), &height)) |
619 | if (!XGetFontProperty (f, XInternAtom (term->dpy, "PIXEL_SIZE", 0), &height)) |
541 | return false; |
620 | return false; |
542 | #else |
621 | #else |
543 | height = f->ascent + f->descent; |
622 | height = f->ascent + f->descent; |
544 | #endif |
623 | #endif |
545 | |
624 | |
546 | unsigned long avgwidth; |
625 | unsigned long avgwidth; |
547 | if (!XGetFontProperty (f, XInternAtom (DISPLAY, "AVERAGE_WIDTH", 0), &avgwidth)) |
626 | if (!XGetFontProperty (f, term->xa [XA_AVERAGE_WIDTH], &avgwidth)) |
548 | avgwidth = 0; |
627 | avgwidth = 0; |
549 | |
628 | |
550 | char *weight = get_property (f, "WEIGHT_NAME", "medium"); |
629 | char *weight = get_property (f, term->xa [XA_WEIGHT_NAME], "medium"); |
551 | char *slant = get_property (f, "SLANT", "r"); |
630 | char *slant = get_property (f, term->xa [XA_SLANT], "r"); |
552 | |
631 | |
553 | set_properties (p, height, weight, slant, avgwidth); |
632 | set_properties (p, height, weight, slant, avgwidth); |
554 | |
633 | |
555 | free (weight); |
634 | free (weight); |
556 | free (slant); |
635 | free (slant); |
557 | |
636 | |
|
|
637 | p.ascent = f->ascent; |
|
|
638 | |
558 | return true; |
639 | return true; |
559 | } |
640 | } |
560 | |
641 | |
561 | bool |
642 | bool |
562 | rxvt_font_x11::set_properties (rxvt_fontprop &p, const char *name) |
643 | rxvt_font_x11::set_properties (rxvt_fontprop &p, const char *name) |
563 | { |
644 | { |
|
|
645 | dTermDisplay; |
564 | int slashes = 0; |
646 | int slashes = 0; |
565 | const char *comp[13]; |
647 | const char *comp[13]; |
566 | |
648 | |
567 | for (const char *c = name; *c; c++) |
649 | for (const char *c = name; *c; c++) |
568 | if (*c == '-') |
650 | if (*c == '-') |
… | |
… | |
576 | if (slashes >= 13 |
658 | if (slashes >= 13 |
577 | && (*comp[ 6] >= '1' && *comp[ 6] <= '9') |
659 | && (*comp[ 6] >= '1' && *comp[ 6] <= '9') |
578 | && (*comp[11] >= '0' && *comp[11] <= '9')) |
660 | && (*comp[11] >= '0' && *comp[11] <= '9')) |
579 | return set_properties (p, atoi (comp[6]), comp[2], comp[3], atoi (comp[11])); |
661 | return set_properties (p, atoi (comp[6]), comp[2], comp[3], atoi (comp[11])); |
580 | |
662 | |
581 | XFontStruct *f = XLoadQueryFont (DISPLAY, name); |
663 | XFontStruct *f = XLoadQueryFont (disp, name); |
582 | |
664 | |
583 | if (f) |
665 | if (f) |
584 | { |
666 | { |
585 | // the font should really exist now. if not, we have a problem |
667 | // the font should really exist now. if not, we have a problem |
586 | // (e.g. if the user did xset fp rehash just when we were searching fonts). |
668 | // (e.g. if the user did xset fp rehash just when we were searching fonts). |
587 | // in that case, just return garbage. |
669 | // in that case, just return garbage. |
588 | bool ret = set_properties (p, f); |
670 | bool ret = set_properties (p, f); |
589 | XFreeFont (DISPLAY, f); |
671 | XFreeFont (disp, f); |
590 | return ret; |
672 | return ret; |
591 | } |
673 | } |
592 | else |
674 | else |
593 | return false; |
675 | return false; |
594 | } |
676 | } |
595 | |
677 | |
596 | // fix the size of scalable fonts |
678 | // fix the size of scalable fonts |
597 | static bool |
679 | static bool |
598 | 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) |
599 | { |
681 | { |
600 | int slashes = 0; |
682 | int slashes = 0; |
601 | const char *field, *end; |
683 | const char *field, *end; |
602 | |
684 | |
603 | for (const char *c = name; *c; c++) |
685 | for (const char *c = name; *c; c++) |
… | |
… | |
613 | break; |
695 | break; |
614 | } |
696 | } |
615 | |
697 | |
616 | if (slashes >= 13 && (!old || *field == old)) |
698 | if (slashes >= 13 && (!old || *field == old)) |
617 | { |
699 | { |
618 | // TODO: check for overflow in font-name |
700 | size_t len = field - name; |
619 | strncpy (buf, name, field - name); |
701 | *ptr = (char *)malloc (len + strlen (replace) + strlen (end) + 1); |
620 | buf += field - name; |
702 | memcpy (*ptr, name, len); |
621 | strcpy (buf, replace); |
703 | strcpy (*ptr + len, replace); |
622 | strcat (buf, end); |
704 | strcat (*ptr, end); |
623 | |
705 | |
624 | return true; |
706 | return true; |
625 | } |
707 | } |
626 | else |
708 | else |
627 | { |
709 | { |
628 | strcpy (buf, name); |
710 | *ptr = strdup (name); |
629 | |
711 | |
630 | return false; |
712 | return false; |
631 | } |
713 | } |
632 | } |
714 | } |
633 | |
715 | |
634 | bool |
716 | bool |
635 | rxvt_font_x11::load (const rxvt_fontprop &prop) |
717 | rxvt_font_x11::load (const rxvt_fontprop &prop, bool force_prop) |
636 | { |
718 | { |
637 | Display *disp = DISPLAY; |
719 | dTermDisplay; |
638 | |
720 | |
639 | clear (); |
721 | clear (); |
640 | |
722 | |
641 | char field_str[64]; // enough for 128 bits |
723 | char field_str[64]; // enough for 128 bits |
642 | |
724 | |
643 | // first morph the font if required |
725 | // first morph the font if required |
644 | if (prop.weight != rxvt_fontprop::unset |
726 | if (force_prop) |
645 | || prop.slant != rxvt_fontprop::unset) |
|
|
646 | { |
727 | { |
647 | char fname[1024]; |
728 | char *fname; |
648 | |
729 | |
649 | if (name[0] != '-') |
730 | if (name[0] != '-') |
650 | { |
731 | { |
651 | f = XLoadQueryFont (disp, name); |
732 | f = XLoadQueryFont (disp, name); |
652 | |
733 | |
653 | if (!f) |
734 | if (!f) |
654 | return false; |
735 | return false; |
655 | |
736 | |
656 | char *new_name = get_property (f, "FONT", name); |
737 | char *new_name = get_property (f, XA_FONT, 0); |
657 | |
738 | |
658 | if (new_name) |
739 | if (new_name) |
659 | set_name (new_name); |
740 | set_name (new_name); |
660 | else |
741 | else |
661 | rxvt_warn ("font '%s' has no FONT property, continuing without.", name); |
742 | rxvt_warn ("font '%s' has no FONT property, continuing without.\n", name); |
662 | |
743 | |
663 | XFreeFont (disp, f); |
744 | XFreeFont (disp, f); |
664 | f = 0; |
745 | f = 0; |
665 | } |
746 | } |
666 | |
747 | |
667 | if (prop.weight != rxvt_fontprop::unset) |
748 | if (prop.weight != rxvt_fontprop::unset) |
668 | { |
749 | { |
669 | replace_field (fname, name, 2, 0, |
750 | replace_field (&fname, name, 2, 0, |
670 | prop.weight < rxvt_fontprop::bold |
751 | prop.weight < rxvt_fontprop::bold |
671 | ? "medium" : "bold"); |
752 | ? "medium" : "bold"); |
672 | set_name (strdup (fname)); |
753 | set_name (fname); |
673 | } |
754 | } |
674 | |
755 | |
675 | if (prop.slant != rxvt_fontprop::unset) |
756 | if (prop.slant != rxvt_fontprop::unset) |
676 | { |
757 | { |
677 | replace_field (fname, name, 3, 0, |
758 | replace_field (&fname, name, 3, 0, |
678 | prop.slant < rxvt_fontprop::italic |
759 | prop.slant < rxvt_fontprop::italic |
679 | ? "r" : "i"); // TODO: handle "o"blique, too |
760 | ? "r" : "i"); // TODO: handle "o"blique, too |
680 | set_name (strdup (fname)); |
761 | set_name (fname); |
681 | } |
762 | } |
682 | } |
763 | } |
683 | |
764 | |
684 | sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset |
765 | sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset |
685 | ? 0 : prop.height); |
766 | ? 0 : prop.height); |
… | |
… | |
710 | font_weight *fonts = new font_weight[count]; |
791 | font_weight *fonts = new font_weight[count]; |
711 | |
792 | |
712 | for (int i = 0; i < count; i++) |
793 | for (int i = 0; i < count; i++) |
713 | { |
794 | { |
714 | rxvt_fontprop p; |
795 | rxvt_fontprop p; |
715 | char fname[1024]; |
796 | char *fname; |
716 | |
797 | |
717 | int diff = 0; |
798 | int diff = 0; |
718 | |
799 | |
719 | if (replace_field (fname, list[i], 6, '0', field_str)) |
800 | if (replace_field (&fname, list[i], 6, '0', field_str)) |
720 | diff += 10; // slightly penalize scalable fonts |
801 | diff += 10; // slightly penalize scalable fonts |
|
|
802 | else |
|
|
803 | { |
|
|
804 | free (fname); |
721 | else if (replace_field (fname, list[i], 11, '0', "0")) |
805 | if (replace_field (&fname, list[i], 11, '0', "0")) |
722 | diff += 300; // more heavily penalize what looks like scaled bitmap fotns |
806 | diff += 300; // more heavily penalize what looks like scaled bitmap fonts |
|
|
807 | } |
723 | |
808 | |
724 | 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); |
725 | continue; |
815 | continue; |
726 | |
816 | } |
727 | if (prop.height != rxvt_fontprop::unset |
|
|
728 | && p.height > prop.height) // weed out too large fonts |
|
|
729 | continue; |
|
|
730 | |
817 | |
731 | 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; |
732 | 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); |
733 | 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); |
734 | //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); |
735 | |
822 | |
736 | fonts[i].name = strdup (fname); |
823 | fonts[i].name = fname; |
737 | fonts[i].diff = diff; |
824 | fonts[i].diff = diff; |
738 | } |
825 | } |
739 | |
826 | |
740 | XFreeFontNames (list); |
827 | XFreeFontNames (list); |
741 | |
828 | |
742 | // 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 |
743 | for (;;) |
830 | for (;;) |
744 | { |
831 | { |
745 | font_weight *best = fonts + count - 1; |
832 | font_weight *best = fonts; |
746 | |
833 | |
747 | for (font_weight *w = best; w-- > fonts; ) |
834 | for (font_weight *w = fonts + 1; w < fonts + count; w++) |
748 | if (w->diff <= best->diff) |
835 | if (w->diff < best->diff) |
749 | best = w; |
836 | best = w; |
750 | |
837 | |
751 | if (!best->name |
838 | if (!best->name |
752 | || !(f = XLoadQueryFont (disp, best->name))) |
839 | || !(f = XLoadQueryFont (disp, best->name))) |
753 | break; |
840 | break; |
… | |
… | |
770 | delete [] fonts; |
857 | delete [] fonts; |
771 | |
858 | |
772 | if (!f) |
859 | if (!f) |
773 | return false; |
860 | return false; |
774 | |
861 | |
775 | char *registry = get_property (f, "CHARSET_REGISTRY", 0); |
862 | char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0); |
776 | char *encoding = get_property (f, "CHARSET_ENCODING", 0); |
863 | char *encoding = get_property (f, term->xa [XA_CHARSET_ENCODING], 0); |
|
|
864 | |
|
|
865 | cs = CS_UNKNOWN; |
777 | |
866 | |
778 | if (registry && encoding) |
867 | if (registry && encoding) |
779 | { |
868 | { |
780 | char charset[64]; |
869 | char charset[64]; |
781 | snprintf (charset, 64, "%s-%s", registry, encoding); |
870 | snprintf (charset, 64, "%s-%s", registry, encoding); |
782 | |
871 | |
783 | cs = codeset_from_name (charset); |
872 | cs = codeset_from_name (charset); |
784 | } |
873 | |
785 | else |
874 | if (cs == CS_UNKNOWN) |
|
|
875 | rxvt_warn ("%s: cannot deduce encoding from registry/encoding properties \"%s\", ignoring font.\n", name, charset); |
786 | { |
876 | } |
|
|
877 | |
|
|
878 | free (registry); |
|
|
879 | free (encoding); |
|
|
880 | |
|
|
881 | if (cs == CS_UNKNOWN) |
|
|
882 | { |
787 | const char *charset = get_property (f, "FONT", 0); |
883 | char *value = get_property (f, XA_FONT, 0); |
|
|
884 | const char *charset = value; |
788 | |
885 | |
789 | if (!charset) |
886 | if (!charset) |
790 | charset = name; |
887 | charset = name; |
791 | |
888 | |
792 | int count = 13; |
889 | int count = 13; |
793 | while (*charset) |
890 | while (*charset) |
794 | if (*charset++ == '-' && !--count) |
891 | if (*charset++ == '-' && !--count) |
795 | break; |
892 | break; |
796 | |
893 | |
797 | 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) |
798 | } |
902 | { |
799 | |
903 | clear (); |
800 | free (registry); |
904 | return false; |
801 | free (encoding); |
905 | } |
802 | |
906 | |
803 | if (cs == CS_UNICODE) |
907 | if (cs == CS_UNICODE) |
804 | 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 |
805 | |
909 | |
806 | encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
910 | encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
807 | enc2b = encm || f->max_char_or_byte2 > 255; |
911 | enc2b = encm || f->max_char_or_byte2 > 255; |
808 | |
912 | |
809 | slow = false; |
913 | slow = false; |
810 | |
914 | |
811 | #if 1 // only used for slow detection, TODO optimize |
915 | #if 1 // only used for slow detection, TODO optimize |
812 | if (f->min_bounds.width == f->max_bounds.width) |
916 | if (f->min_bounds.width == f->max_bounds.width || !f->per_char) |
813 | width = f->min_bounds.width; |
|
|
814 | else if (f->per_char == NULL) |
|
|
815 | width = f->max_bounds.width; |
917 | width = f->max_bounds.width; |
816 | else |
918 | else |
817 | { |
919 | { |
818 | slow = true; |
920 | slow = true; |
819 | |
921 | |
820 | 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; |
821 | |
923 | |
822 | if (encm) |
924 | if (encm) |
823 | N += (f->max_byte1 - f->min_byte1) |
925 | N += (f->max_byte1 - f->min_byte1) |
824 | * (f->max_char_or_byte2 - f->min_char_or_byte2 + 1); |
926 | * (f->max_char_or_byte2 - f->min_char_or_byte2 + 1); |
825 | |
927 | |
826 | while (N) |
928 | while (N) |
827 | { |
929 | { |
828 | if (f->per_char[N].width > width) |
930 | if (f->per_char[N].width > width) |
829 | width = f->per_char[N].width; |
931 | width = f->per_char[N].width; |
830 | |
932 | |
… | |
… | |
833 | } |
935 | } |
834 | #endif |
936 | #endif |
835 | |
937 | |
836 | width = 1; |
938 | width = 1; |
837 | |
939 | |
838 | 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++) |
839 | { |
941 | { |
840 | if (cs != CS_UNICODE |
|
|
841 | && *t > 0x100 |
|
|
842 | && FROM_UNICODE (cs, *t) == NOCHAR) |
942 | if (FROM_UNICODE (cs, *t) == NOCHAR) |
843 | continue; |
943 | continue; |
844 | |
944 | |
845 | // ignore characters we wouldn't use anyways |
945 | // ignore characters we wouldn't use anyways |
846 | bool careful; |
946 | bool careful; |
847 | if (!has_char (*t, &prop, careful)) |
947 | if (!has_char (*t, &prop, careful)) |
848 | continue; |
948 | continue; |
849 | |
949 | |
850 | 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 }; |
851 | |
952 | |
852 | XCharStruct g; |
953 | XCharStruct g; |
853 | int dir_ret, asc_ret, des_ret; |
954 | int dir_ret, asc_ret, des_ret; |
854 | XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); |
955 | XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); |
855 | |
956 | |
856 | int wcw = wcwidth (*t); if (wcw > 0) g.width = g.width / wcw; |
957 | int wcw = WCWIDTH (*t); |
|
|
958 | if (wcw > 0) g.width = (g.width + wcw - 1) / wcw; |
857 | |
959 | |
858 | if (width < g.width) width = g.width; |
960 | if (width < g.width) width = g.width; |
859 | } |
|
|
860 | |
|
|
861 | if (cs == CS_UNKNOWN) |
|
|
862 | { |
961 | } |
863 | fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
|
|
864 | |
962 | |
|
|
963 | #if 0 // do it per-character |
|
|
964 | if (prop && width > prop->width) |
|
|
965 | { |
865 | clear (); |
966 | clear (); |
866 | return false; |
967 | return false; |
867 | } |
968 | } |
868 | |
|
|
869 | #if 0 // do it per-character |
|
|
870 | if (prop && width > prop->width) |
|
|
871 | { |
|
|
872 | clear (); |
|
|
873 | return false; |
|
|
874 | } |
|
|
875 | #endif |
969 | #endif |
876 | |
970 | |
877 | return true; |
971 | return true; |
878 | } |
972 | } |
879 | |
973 | |
880 | void |
974 | void |
881 | rxvt_font_x11::clear () |
975 | rxvt_font_x11::clear () |
882 | { |
976 | { |
883 | if (f) |
977 | if (f) |
884 | { |
978 | { |
885 | XFreeFont (DISPLAY, f); |
979 | XFreeFont (term->dpy, f); |
886 | f = 0; |
980 | f = 0; |
887 | } |
981 | } |
888 | } |
982 | } |
889 | |
983 | |
890 | bool |
984 | bool |
891 | rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
985 | rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
892 | { |
986 | { |
|
|
987 | careful = false; |
|
|
988 | |
893 | uint32_t ch = FROM_UNICODE (cs, unicode); |
989 | uint32_t ch = FROM_UNICODE (cs, unicode); |
894 | |
990 | |
895 | if (ch == NOCHAR) |
991 | if (ch == NOCHAR) |
896 | return false; |
992 | return false; |
897 | |
993 | |
898 | /* check wether the character exists in _this_ font. horrible. */ |
994 | /* check whether the character exists in _this_ font. horrible. */ |
899 | XCharStruct *xcs; |
995 | XCharStruct *xcs; |
900 | |
996 | |
901 | if (encm) |
997 | if (encm) |
902 | { |
998 | { |
903 | unsigned char byte1 = ch >> 8; |
999 | unsigned char byte1 = ch >> 8; |
… | |
… | |
933 | return false; |
1029 | return false; |
934 | |
1030 | |
935 | if (!prop || prop->width == rxvt_fontprop::unset) |
1031 | if (!prop || prop->width == rxvt_fontprop::unset) |
936 | return true; |
1032 | return true; |
937 | |
1033 | |
938 | // check character against base font bounding box |
1034 | // check whether character overlaps previous/next character |
939 | int w = xcs->width; |
1035 | int w = xcs->rbearing - xcs->lbearing; |
940 | int wcw = wcwidth (unicode); |
1036 | int wcw = max (WCWIDTH (unicode), 1); |
941 | if (wcw > 0) w /= wcw; |
|
|
942 | |
1037 | |
943 | careful = w > prop->width; |
1038 | careful = xcs->lbearing < 0 || xcs->rbearing > prop->width * wcw; |
944 | if (careful && w > prop->width * MAX_OVERLAP >> 2) |
1039 | |
|
|
1040 | if (careful && !OVERLAP_OK (w, wcw, prop)) |
945 | return false; |
1041 | return false; |
946 | |
1042 | |
947 | return true; |
1043 | return true; |
948 | } |
1044 | } |
949 | |
1045 | |
… | |
… | |
955 | // this looks like a mess /. |
1051 | // this looks like a mess /. |
956 | // and it is a mess /. |
1052 | // and it is a mess /. |
957 | // yet we are trying to be perfect /. |
1053 | // yet we are trying to be perfect /. |
958 | // but the result still isn't perfect /. |
1054 | // but the result still isn't perfect /. |
959 | |
1055 | |
|
|
1056 | dTermDisplay; |
|
|
1057 | dTermGC; |
|
|
1058 | |
960 | bool slow = this->slow |
1059 | bool slow = this->slow |
961 | || width != r->TermWin.fwidth |
1060 | || width != term->fwidth |
962 | || height != r->TermWin.fheight; |
1061 | || height != term->fheight |
|
|
1062 | || ascent != f->ascent; |
963 | |
1063 | |
964 | int base = ascent; // sorry, incorrect: r->TermWin.fbase; |
1064 | int base = ascent; // sorry, incorrect: term->fbase; |
965 | |
1065 | |
966 | XGCValues v; |
1066 | XGCValues v; |
967 | v.foreground = r->pix_colors[fg]; |
1067 | v.foreground = term->pix_colors[fg]; |
968 | v.font = f->fid; |
1068 | v.font = f->fid; |
969 | |
1069 | |
970 | if (enc2b) |
1070 | if (enc2b) |
971 | { |
1071 | { |
972 | const XChar2b *xc = enc_xchar2b (text, len, cs, slow); |
1072 | const XChar2b *xc = enc_xchar2b (text, len, cs, slow); |
973 | |
1073 | |
974 | if (bg == Color_bg && !slow) |
1074 | if (bg == Color_bg && !slow) |
975 | { |
1075 | { |
976 | v.background = r->pix_colors[bg]; |
1076 | v.background = term->pix_colors[bg]; |
977 | XChangeGC (d.display->display, TGC, GCForeground | GCBackground | GCFont, &v); |
1077 | XChangeGC (disp, gc, GCForeground | GCBackground | GCFont, &v); |
978 | XDrawImageString16 (d.display->display, d, TGC, x, y + base, xc, len); |
1078 | XDrawImageString16 (disp, d, gc, x, y + base, xc, len); |
979 | } |
1079 | } |
980 | else |
1080 | else |
981 | { |
1081 | { |
982 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
1082 | clear_rect (d, x, y, term->fwidth * len, term->fheight, bg); |
983 | |
1083 | |
984 | XChangeGC (d.display->display, TGC, GCForeground | GCFont, &v); |
1084 | XChangeGC (disp, gc, GCForeground | GCFont, &v); |
985 | |
1085 | |
986 | if (slow) |
1086 | if (slow) |
987 | { |
1087 | { |
988 | do |
1088 | do |
989 | { |
1089 | { |
990 | if (xc->byte1 || xc->byte2) |
1090 | if (xc->byte1 || xc->byte2) |
991 | XDrawString16 (d.display->display, d, TGC, x, y + base, xc, 1); |
1091 | XDrawString16 (disp, d, gc, x, y + base, xc, 1); |
992 | |
1092 | |
993 | x += r->TermWin.fwidth; |
1093 | x += term->fwidth; |
994 | xc++; len--; |
1094 | xc++; len--; |
995 | } |
1095 | } |
996 | while (len); |
1096 | while (len); |
997 | } |
1097 | } |
998 | else |
1098 | else |
999 | XDrawString16 (d.display->display, d, TGC, x, y + base, xc, len); |
1099 | XDrawString16 (disp, d, gc, x, y + base, xc, len); |
1000 | } |
1100 | } |
1001 | } |
1101 | } |
1002 | else |
1102 | else |
1003 | { |
1103 | { |
1004 | const char *xc = enc_char (text, len, cs, slow); |
1104 | const char *xc = enc_char (text, len, cs, slow); |
1005 | |
1105 | |
1006 | if (bg == Color_bg && !slow) |
1106 | if (bg == Color_bg && !slow) |
1007 | { |
1107 | { |
1008 | v.background = r->pix_colors[bg]; |
1108 | v.background = term->pix_colors[bg]; |
1009 | XChangeGC (d.display->display, TGC, GCForeground | GCBackground | GCFont, &v); |
1109 | XChangeGC (disp, gc, GCForeground | GCBackground | GCFont, &v); |
1010 | XDrawImageString (d.display->display, d, TGC, x, y + base, xc, len); |
1110 | XDrawImageString (disp, d, gc, x, y + base, xc, len); |
1011 | } |
1111 | } |
1012 | else |
1112 | else |
1013 | { |
1113 | { |
1014 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
1114 | clear_rect (d, x, y, term->fwidth * len, term->fheight, bg); |
1015 | |
1115 | |
1016 | XChangeGC (d.display->display, TGC, GCForeground | GCFont, &v); |
1116 | XChangeGC (disp, gc, GCForeground | GCFont, &v); |
1017 | |
1117 | |
1018 | if (slow) |
1118 | if (slow) |
1019 | { |
1119 | { |
1020 | do |
1120 | do |
1021 | { |
1121 | { |
1022 | if (*xc) |
1122 | if (*xc) |
1023 | XDrawString (d.display->display, d, TGC, x, y + base, xc, 1); |
1123 | XDrawString (disp, d, gc, x, y + base, xc, 1); |
1024 | |
1124 | |
1025 | x += r->TermWin.fwidth; |
1125 | x += term->fwidth; |
1026 | xc++; len--; |
1126 | xc++; len--; |
1027 | } |
1127 | } |
1028 | while (len); |
1128 | while (len); |
1029 | } |
1129 | } |
1030 | else |
1130 | else |
1031 | XDrawString (d.display->display, d, TGC, x, y + base, xc, len); |
1131 | XDrawString (disp, d, gc, x, y + base, xc, len); |
1032 | } |
1132 | } |
1033 | } |
1133 | } |
1034 | } |
1134 | } |
1035 | |
1135 | |
1036 | ///////////////////////////////////////////////////////////////////////////// |
1136 | ///////////////////////////////////////////////////////////////////////////// |
1037 | |
1137 | |
1038 | #if XFT |
1138 | #if XFT |
1039 | |
1139 | |
1040 | struct rxvt_font_xft : rxvt_font { |
1140 | struct rxvt_font_xft : rxvt_font |
|
|
1141 | { |
1041 | rxvt_font_xft () { f = 0; } |
1142 | rxvt_font_xft () |
|
|
1143 | { |
|
|
1144 | f = 0; |
|
|
1145 | } |
1042 | |
1146 | |
1043 | void clear (); |
1147 | void clear (); |
1044 | |
1148 | |
1045 | rxvt_fontprop properties (); |
1149 | rxvt_fontprop properties (); |
1046 | |
1150 | |
1047 | bool load (const rxvt_fontprop &prop); |
1151 | bool load (const rxvt_fontprop &prop, bool force_prop); |
1048 | |
1152 | |
1049 | void draw (rxvt_drawable &d, int x, int y, |
1153 | void draw (rxvt_drawable &d, int x, int y, |
1050 | const text_t *text, int len, |
1154 | const text_t *text, int len, |
1051 | int fg, int bg); |
1155 | int fg, int bg); |
1052 | |
1156 | |
1053 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &carefull); |
1157 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const; |
1054 | |
1158 | |
1055 | protected: |
1159 | protected: |
1056 | XftFont *f; |
1160 | XftFont *f; |
1057 | }; |
1161 | }; |
1058 | |
1162 | |
1059 | void |
1163 | void |
1060 | rxvt_font_xft::clear () |
1164 | rxvt_font_xft::clear () |
1061 | { |
1165 | { |
1062 | if (f) |
1166 | if (f) |
1063 | { |
1167 | { |
1064 | XftFontClose (DISPLAY, f); |
1168 | XftFontClose (term->dpy, f); |
1065 | f = 0; |
1169 | f = 0; |
1066 | } |
1170 | } |
1067 | } |
1171 | } |
1068 | |
1172 | |
1069 | rxvt_fontprop |
1173 | rxvt_fontprop |
… | |
… | |
1073 | |
1177 | |
1074 | FT_Face face = XftLockFace (f); |
1178 | FT_Face face = XftLockFace (f); |
1075 | |
1179 | |
1076 | p.width = width; |
1180 | p.width = width; |
1077 | p.height = height; |
1181 | p.height = height; |
|
|
1182 | p.ascent = ascent; |
1078 | p.weight = face->style_flags & FT_STYLE_FLAG_BOLD |
1183 | p.weight = face->style_flags & FT_STYLE_FLAG_BOLD |
1079 | ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
1184 | ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
1080 | p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC |
1185 | p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC |
1081 | ? rxvt_fontprop::italic : rxvt_fontprop::roman; |
1186 | ? rxvt_fontprop::italic : rxvt_fontprop::roman; |
1082 | |
1187 | |
… | |
… | |
1084 | |
1189 | |
1085 | return p; |
1190 | return p; |
1086 | } |
1191 | } |
1087 | |
1192 | |
1088 | bool |
1193 | bool |
1089 | rxvt_font_xft::load (const rxvt_fontprop &prop) |
1194 | rxvt_font_xft::load (const rxvt_fontprop &prop, bool force_prop) |
1090 | { |
1195 | { |
1091 | Display *disp = DISPLAY; |
1196 | dTermDisplay; |
1092 | |
1197 | |
1093 | clear (); |
1198 | clear (); |
1094 | |
1199 | |
1095 | FcPattern *p = FcNameParse ((FcChar8 *) name); |
1200 | FcPattern *p = FcNameParse ((FcChar8 *) name); |
1096 | |
1201 | |
… | |
… | |
1103 | && (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch |
1208 | && (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch |
1104 | && FcPatternGet (p, FC_SIZE, 0, &v) != FcResultMatch)) |
1209 | && FcPatternGet (p, FC_SIZE, 0, &v) != FcResultMatch)) |
1105 | FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
1210 | FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); |
1106 | |
1211 | |
1107 | if (prop.weight != rxvt_fontprop::unset |
1212 | if (prop.weight != rxvt_fontprop::unset |
1108 | && FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch) |
1213 | && (force_prop || FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch)) |
1109 | FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
1214 | FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
1110 | |
1215 | |
1111 | if (prop.slant != rxvt_fontprop::unset |
1216 | if (prop.slant != rxvt_fontprop::unset |
1112 | && FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch) |
1217 | && (force_prop || FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch)) |
1113 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1218 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1114 | |
1219 | |
1115 | #if 0 // clipping unfortunately destroys our precious double-width-characters |
1220 | #if 0 // clipping unfortunately destroys our precious double-width-characters |
1116 | // clip width, we can't do better, or can we? |
1221 | // clip width, we can't do better, or can we? |
1117 | if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
1222 | if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
1118 | FcPatternAddInteger (p, FC_CHAR_WIDTH, prop->width); |
1223 | FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width); |
1119 | #endif |
1224 | #endif |
1120 | |
1225 | |
1121 | if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) |
1226 | if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) |
1122 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1227 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1123 | |
1228 | |
1124 | // store generated name so iso14755 view gives better results |
1229 | // store generated name so iso14755 view gives better results |
1125 | set_name ((char *)FcNameUnparse (p)); |
1230 | set_name ((char *)FcNameUnparse (p)); |
1126 | |
1231 | |
1127 | XftResult result; |
1232 | XftResult result; |
1128 | FcPattern *match = XftFontMatch (disp, r->display->screen, p, &result); |
1233 | FcPattern *match = XftFontMatch (disp, term->display->screen, p, &result); |
1129 | |
1234 | |
1130 | FcPatternDestroy (p); |
1235 | FcPatternDestroy (p); |
1131 | |
1236 | |
1132 | if (!match) |
1237 | if (!match) |
1133 | return false; |
1238 | return false; |
… | |
… | |
1135 | int ftheight = 0; |
1240 | int ftheight = 0; |
1136 | bool success = true; |
1241 | bool success = true; |
1137 | |
1242 | |
1138 | for (;;) |
1243 | for (;;) |
1139 | { |
1244 | { |
|
|
1245 | p = FcPatternDuplicate (match); |
1140 | f = XftFontOpenPattern (disp, FcPatternDuplicate (match)); |
1246 | f = XftFontOpenPattern (disp, p); |
1141 | |
1247 | |
1142 | if (!f) |
1248 | if (!f) |
1143 | { |
1249 | { |
|
|
1250 | FcPatternDestroy (p); |
1144 | success = false; |
1251 | success = false; |
1145 | break; |
1252 | break; |
1146 | } |
1253 | } |
1147 | |
1254 | |
1148 | FT_Face face = XftLockFace (f); |
1255 | FT_Face face = XftLockFace (f); |
… | |
… | |
1154 | |
1261 | |
1155 | bool scalable = face->face_flags & FT_FACE_FLAG_SCALABLE; |
1262 | bool scalable = face->face_flags & FT_FACE_FLAG_SCALABLE; |
1156 | |
1263 | |
1157 | XftUnlockFace (f); |
1264 | XftUnlockFace (f); |
1158 | |
1265 | |
1159 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
1266 | int glheight = height; |
|
|
1267 | |
|
|
1268 | for (uint16_t *t = extent_test_chars; t < extent_test_chars + ecb_array_length (extent_test_chars); t++) |
1160 | { |
1269 | { |
1161 | FcChar16 ch = *t; |
1270 | FcChar16 ch = *t; |
1162 | |
1271 | |
1163 | if (cs != CS_UNICODE |
1272 | if (cs != CS_UNICODE |
1164 | && ch > 0x100 |
1273 | && ch > 0x100 |
… | |
… | |
1171 | continue; |
1280 | continue; |
1172 | |
1281 | |
1173 | XGlyphInfo g; |
1282 | XGlyphInfo g; |
1174 | XftTextExtents16 (disp, f, &ch, 1, &g); |
1283 | XftTextExtents16 (disp, f, &ch, 1, &g); |
1175 | |
1284 | |
|
|
1285 | g.width -= g.x; |
|
|
1286 | |
1176 | int wcw = wcwidth (ch); |
1287 | int wcw = WCWIDTH (ch); |
1177 | if (wcw > 0) g.width = g.width / wcw; |
1288 | if (wcw > 0) g.width = (g.width + wcw - 1) / wcw; |
1178 | |
1289 | |
1179 | if (width < g.width) width = g.width; |
1290 | if (width < g.width ) width = g.width; |
1180 | if (height < g.height) height = g.height; |
1291 | if (height < g.height ) height = g.height; |
|
|
1292 | if (glheight < g.height - g.y) glheight = g.height - g.y; |
|
|
1293 | } |
|
|
1294 | |
|
|
1295 | if (!width) |
|
|
1296 | { |
|
|
1297 | rxvt_warn ("unable to calculate font width for '%s', using max_advance_width.\n", name); |
|
|
1298 | width = f->max_advance_width; |
|
|
1299 | break; |
1181 | } |
1300 | } |
1182 | |
1301 | |
1183 | if (prop.height == rxvt_fontprop::unset |
1302 | if (prop.height == rxvt_fontprop::unset |
1184 | || height <= prop.height |
1303 | || (height <= prop.height && glheight <= prop.height) |
1185 | || height <= 2 |
1304 | || height <= 2 |
1186 | || !scalable) |
1305 | || !scalable) |
1187 | break; |
1306 | break; |
1188 | |
1307 | |
1189 | if (ftheight) |
1308 | if (ftheight) |
… | |
… | |
1196 | ftheight -= height - prop.height; |
1315 | ftheight -= height - prop.height; |
1197 | } |
1316 | } |
1198 | else |
1317 | else |
1199 | ftheight = prop.height - 1; |
1318 | ftheight = prop.height - 1; |
1200 | |
1319 | |
1201 | XftFontClose (disp, f); |
1320 | XftFontClose (disp, f); |
1202 | FcPatternDel (match, FC_PIXEL_SIZE); |
1321 | FcPatternDel (match, FC_PIXEL_SIZE); |
1203 | FcPatternAddInteger (match, FC_PIXEL_SIZE, ftheight); |
1322 | FcPatternAddInteger (match, FC_PIXEL_SIZE, ftheight); |
1204 | } |
1323 | } |
1205 | |
1324 | |
1206 | FcPatternDestroy (match); |
1325 | FcPatternDestroy (match); |
1207 | |
1326 | |
1208 | #if 0 // do it per-character |
1327 | #if 0 // do it per-character |
… | |
… | |
1215 | |
1334 | |
1216 | return success; |
1335 | return success; |
1217 | } |
1336 | } |
1218 | |
1337 | |
1219 | bool |
1338 | bool |
1220 | rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) |
1339 | rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
1221 | { |
1340 | { |
1222 | careful = false; |
1341 | careful = false; |
1223 | |
1342 | |
1224 | if (!XftCharExists (DISPLAY, f, unicode)) |
1343 | // handle non-bmp chars when text_t is 16 bit |
|
|
1344 | #if ENABLE_COMBINING && !UNICODE_3 |
|
|
1345 | if (ecb_expect_false (IS_COMPOSE (unicode))) |
|
|
1346 | if (compose_char *cc = rxvt_composite [unicode]) |
|
|
1347 | if (cc->c2 == NOCHAR) |
|
|
1348 | unicode = cc->c1; |
|
|
1349 | else |
|
|
1350 | return false; |
|
|
1351 | else |
|
|
1352 | return false; |
|
|
1353 | #endif |
|
|
1354 | |
|
|
1355 | FcChar32 chr = unicode; |
|
|
1356 | |
|
|
1357 | if (!XftCharExists (term->dpy, f, chr)) |
1225 | return false; |
1358 | return false; |
1226 | |
1359 | |
1227 | if (!prop || prop->width == rxvt_fontprop::unset) |
1360 | if (!prop || prop->width == rxvt_fontprop::unset) |
1228 | return true; |
1361 | return true; |
1229 | |
1362 | |
1230 | // check character against base font bounding box |
1363 | int wcw = max (WCWIDTH (chr), 1); |
1231 | FcChar32 ch = unicode; |
1364 | |
1232 | XGlyphInfo g; |
1365 | XGlyphInfo g; |
1233 | XftTextExtents32 (DISPLAY, f, &ch, 1, &g); |
1366 | XftTextExtents32 (term->dpy, f, &chr, 1, &g); |
1234 | |
1367 | |
1235 | int w = g.width; |
1368 | int w = g.width - g.x; |
1236 | int wcw = wcwidth (unicode); |
|
|
1237 | if (wcw > 0) w /= wcw; |
|
|
1238 | |
1369 | |
1239 | careful = w > prop->width; |
1370 | careful = g.x > 0 || w > prop->width * wcw; |
1240 | if (careful && w > prop->width * MAX_OVERLAP >> 2) |
1371 | |
|
|
1372 | if (careful && !OVERLAP_OK (w, wcw, prop)) |
|
|
1373 | return false; |
|
|
1374 | |
|
|
1375 | // this weeds out _totally_ broken fonts, or glyphs |
|
|
1376 | if (!OVERLAP_OK (g.xOff, wcw, prop)) |
1241 | return false; |
1377 | return false; |
1242 | |
1378 | |
1243 | return true; |
1379 | return true; |
1244 | } |
1380 | } |
1245 | |
1381 | |
1246 | void |
1382 | void |
1247 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
1383 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
1248 | const text_t *text, int len, |
1384 | const text_t *text, int len, |
1249 | int fg, int bg) |
1385 | int fg, int bg) |
1250 | { |
1386 | { |
1251 | clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
1387 | XftGlyphSpec *enc = rxvt_temp_buf<XftGlyphSpec> (len); |
|
|
1388 | XftGlyphSpec *ep = enc; |
1252 | |
1389 | |
1253 | int base = ascent; // should be fbase, but that is incorrect |
1390 | dTermDisplay; |
|
|
1391 | dTermGC; |
1254 | |
1392 | |
1255 | XGlyphInfo extents; |
1393 | int w = term->fwidth * len; |
1256 | FcChar32 *enc = (FcChar32 *) get_enc_buf (len * sizeof (FcChar32)); |
1394 | int h = term->fheight; |
1257 | FcChar32 *ep = enc; |
1395 | |
1258 | int ewidth = 0; |
1396 | bool buffered = bg >= Color_transparent |
|
|
1397 | && term->option (Opt_buffered); |
|
|
1398 | |
|
|
1399 | // cut trailing spaces |
|
|
1400 | while (len && text [len - 1] == ' ') |
|
|
1401 | len--; |
|
|
1402 | |
|
|
1403 | int x_ = buffered ? 0 : x; |
|
|
1404 | int y_ = buffered ? 0 : y; |
1259 | |
1405 | |
1260 | while (len) |
1406 | while (len) |
1261 | { |
1407 | { |
1262 | int cwidth = r->TermWin.fwidth; |
1408 | int cwidth = term->fwidth; |
1263 | FcChar32 fc = *text++; len--; |
1409 | FcChar32 chr = *text++; len--; |
|
|
1410 | |
|
|
1411 | // handle non-bmp chars when text_t is 16 bit |
|
|
1412 | #if ENABLE_COMBINING && !UNICODE_3 |
|
|
1413 | if (ecb_expect_false (IS_COMPOSE (chr))) |
|
|
1414 | if (compose_char *cc = rxvt_composite [chr]) |
|
|
1415 | if (cc->c2 == NOCHAR) |
|
|
1416 | chr = cc->c1; |
|
|
1417 | #endif |
1264 | |
1418 | |
1265 | while (len && *text == NOCHAR) |
1419 | while (len && *text == NOCHAR) |
1266 | text++, len--, cwidth += r->TermWin.fwidth; |
1420 | text++, len--, cwidth += term->fwidth; |
|
|
1421 | |
|
|
1422 | if (chr != ' ') // skip spaces |
1267 | |
1423 | { |
1268 | if (fc == ' ' && ep == enc) // skip leading spaces |
1424 | #if 0 |
1269 | x += cwidth; |
1425 | FT_UInt glyphs [decltype (exp)::max_size]; |
1270 | else |
|
|
1271 | { |
|
|
1272 | FT_UInt gl = XftCharIndex (d.display->display, f, fc); |
|
|
1273 | XftGlyphExtents (d.display->display, f, &gl, 1, &extents); |
|
|
1274 | |
1426 | |
1275 | if (extents.xOff != cwidth) |
1427 | for (int i = 0; i < nchrs; ++i) |
|
|
1428 | glyphs [i] = XftCharIndex (disp, f, chrs [i]); |
|
|
1429 | |
|
|
1430 | for (int i = 0; i < nchrs; ++i) |
1276 | { |
1431 | { |
1277 | if (ewidth) |
1432 | XGlyphInfo ep; |
|
|
1433 | XftGlyphExtents (disp, f, glyphs+i, 1, &ep); |
|
|
1434 | 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); |
|
|
1435 | } |
|
|
1436 | #endif |
|
|
1437 | |
|
|
1438 | FT_UInt glyph = XftCharIndex (disp, f, chr); |
|
|
1439 | XGlyphInfo extents; |
|
|
1440 | XftGlyphExtents (disp, f, &glyph, 1, &extents); |
|
|
1441 | |
|
|
1442 | ep->glyph = glyph; |
|
|
1443 | ep->x = x_; |
|
|
1444 | ep->y = y_ + ascent; |
|
|
1445 | |
|
|
1446 | // the xft font cell might differ from the terminal font cell, |
|
|
1447 | // in which case we use the average between the two. |
|
|
1448 | ep->x += cwidth - extents.xOff >> 1; |
|
|
1449 | |
|
|
1450 | // xft/freetype represent combining characters as characters with zero |
|
|
1451 | // width rendered over the previous character with some fonts, while |
|
|
1452 | // in other fonts, they are considered normal characters, while yet |
|
|
1453 | // in other fonts, they are shifted all over the place. |
|
|
1454 | // we handle the first two cases by keying off on xOff being 0 |
|
|
1455 | // for zero-width chars. normally, we would add extents.xOff |
|
|
1456 | // of the base character here, but we don't have that, so we use cwidth. |
|
|
1457 | ep->x += extents.xOff ? 0 : cwidth; |
|
|
1458 | |
|
|
1459 | ++ep; |
|
|
1460 | } |
|
|
1461 | |
|
|
1462 | x_ += cwidth; |
|
|
1463 | } |
|
|
1464 | |
|
|
1465 | if (buffered) |
|
|
1466 | { |
|
|
1467 | if (ep != enc) |
|
|
1468 | { |
|
|
1469 | rxvt_drawable &d2 = d.screen->scratch_drawable (w, h); |
|
|
1470 | |
|
|
1471 | #ifdef HAVE_IMG |
|
|
1472 | Picture dst = 0; // the only assignment is done conditionally in the following if condition |
|
|
1473 | |
|
|
1474 | if (term->bg_img |
|
|
1475 | && (bg == Color_transparent || bg == Color_bg |
|
|
1476 | || (bg >= 0 && !term->pix_colors[bg].is_opaque () && ((dst = XftDrawPicture (d2)))))) |
|
|
1477 | { |
|
|
1478 | int src_x = x, src_y = y; |
|
|
1479 | |
|
|
1480 | if (term->bg_flags & rxvt_term::BG_IS_TRANSPARENT) |
1278 | { |
1481 | { |
1279 | XftDrawGlyphs (d, &r->pix_colors[fg].c, f, |
|
|
1280 | x, y + base, enc, ep - enc); |
|
|
1281 | x += ewidth; |
1482 | src_x += term->window_vt_x; |
1282 | |
1483 | src_y += term->window_vt_y; |
1283 | ep = enc; |
|
|
1284 | ewidth = 0; |
|
|
1285 | } |
1484 | } |
1286 | |
1485 | |
1287 | if (extents.xOff > cwidth) |
1486 | if (term->bg_img->w >= src_x + w |
1288 | extents.xOff = cwidth; |
1487 | && term->bg_img->h >= src_y + h) |
|
|
1488 | { |
|
|
1489 | XCopyArea (disp, term->bg_img->pm, d2, gc, |
|
|
1490 | src_x, src_y, w, h, 0, 0); |
|
|
1491 | } |
|
|
1492 | else |
|
|
1493 | { |
|
|
1494 | XGCValues gcv; |
1289 | |
1495 | |
1290 | XftDrawGlyphs (d, &r->pix_colors[fg].c, f, |
1496 | gcv.fill_style = FillTiled; |
1291 | x + (cwidth - extents.xOff >> 1), |
1497 | gcv.tile = term->bg_img->pm; |
|
|
1498 | gcv.ts_x_origin = -src_x; |
|
|
1499 | gcv.ts_y_origin = -src_y; |
|
|
1500 | |
|
|
1501 | XChangeGC (disp, gc, |
|
|
1502 | GCTile | GCTileStipXOrigin | GCTileStipYOrigin | GCFillStyle, |
1292 | y + base, &gl, 1); |
1503 | &gcv); |
1293 | x += cwidth; |
1504 | |
|
|
1505 | XFillRectangle (disp, d2, gc, 0, 0, w, h); |
|
|
1506 | |
|
|
1507 | gcv.fill_style = FillSolid; |
|
|
1508 | XChangeGC (disp, gc, GCFillStyle, &gcv); |
|
|
1509 | } |
|
|
1510 | |
|
|
1511 | if (dst) |
|
|
1512 | { |
|
|
1513 | Picture solid_color_pict = XftDrawSrcPicture (d2, &term->pix_colors[bg].c); |
|
|
1514 | |
|
|
1515 | // dst can only be set when bg >= 0 |
|
|
1516 | XRenderComposite (disp, PictOpOver, solid_color_pict, None, dst, 0, 0, 0, 0, 0, 0, w, h); |
|
|
1517 | } |
1294 | } |
1518 | } |
1295 | else |
1519 | else |
1296 | { |
1520 | #endif |
1297 | *ep++ = gl; |
1521 | XftDrawRect (d2, &term->pix_colors[bg >= 0 ? bg : Color_bg].c, 0, 0, w, h); |
1298 | ewidth += cwidth; |
1522 | |
|
|
1523 | XftDrawGlyphSpec (d2, &term->pix_colors[fg].c, f, enc, ep - enc); |
|
|
1524 | XCopyArea (disp, d2, d, gc, 0, 0, w, h, x, y); |
1299 | } |
1525 | } |
1300 | } |
1526 | else |
|
|
1527 | clear_rect (d, x, y, w, h, bg); |
|
|
1528 | } |
|
|
1529 | else |
1301 | } |
1530 | { |
1302 | |
1531 | clear_rect (d, x, y, w, h, bg); |
1303 | if (ep != enc) |
|
|
1304 | XftDrawGlyphs (d, &r->pix_colors[fg].c, f, |
1532 | XftDrawGlyphSpec (d, &term->pix_colors[fg].c, f, enc, ep - enc); |
1305 | x, y + base, enc, ep - enc); |
1533 | } |
1306 | } |
1534 | } |
|
|
1535 | |
1307 | #endif |
1536 | #endif |
1308 | |
1537 | |
1309 | ///////////////////////////////////////////////////////////////////////////// |
1538 | ///////////////////////////////////////////////////////////////////////////// |
1310 | |
1539 | |
1311 | rxvt_fontset::rxvt_fontset (rxvt_t r) |
1540 | rxvt_fontset::rxvt_fontset (rxvt_term *term) |
1312 | : r (r), fontdesc (0) |
1541 | : fontdesc (0), term (term) |
1313 | { |
1542 | { |
1314 | clear (); |
1543 | clear (); |
1315 | } |
1544 | } |
1316 | |
1545 | |
1317 | rxvt_fontset::~rxvt_fontset () |
1546 | rxvt_fontset::~rxvt_fontset () |
… | |
… | |
1320 | } |
1549 | } |
1321 | |
1550 | |
1322 | void |
1551 | void |
1323 | rxvt_fontset::clear () |
1552 | rxvt_fontset::clear () |
1324 | { |
1553 | { |
1325 | prop.width = prop.height = prop.weight = prop.slant |
1554 | prop.width = prop.height = prop.ascent = prop.weight = prop.slant |
1326 | = rxvt_fontprop::unset; |
1555 | = rxvt_fontprop::unset; |
|
|
1556 | force_prop = false; |
1327 | |
1557 | |
1328 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1558 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1329 | FONT_UNREF (*i); |
1559 | (*i)->unref (); |
1330 | |
1560 | |
1331 | for (pagemap **p = fmap.begin (); p != fmap.end (); p++) |
1561 | for (pagemap **p = fmap.begin (); p != fmap.end (); p++) |
1332 | delete *p; |
1562 | delete *p; |
1333 | |
1563 | |
1334 | free (fontdesc); fontdesc = 0; |
1564 | free (fontdesc); fontdesc = 0; |
… | |
… | |
1336 | fonts.clear (); |
1566 | fonts.clear (); |
1337 | |
1567 | |
1338 | fallback = fallback_fonts; |
1568 | fallback = fallback_fonts; |
1339 | } |
1569 | } |
1340 | |
1570 | |
|
|
1571 | void |
|
|
1572 | rxvt_fontset::prepare_font (rxvt_font *font, codeset cs) |
|
|
1573 | { |
|
|
1574 | font->set_term (term); |
|
|
1575 | |
|
|
1576 | font->cs = cs; |
|
|
1577 | font->loaded = false; |
|
|
1578 | } |
|
|
1579 | |
1341 | rxvt_font * |
1580 | rxvt_font * |
1342 | rxvt_fontset::new_font (const char *name, codeset cs) |
1581 | rxvt_fontset::new_font (const char *name, codeset cs) |
1343 | { |
1582 | { |
1344 | rxvt_font *f; |
1583 | rxvt_font *f; |
1345 | |
1584 | |
1346 | if (!name || !*name) |
1585 | if (!name || !*name) |
1347 | { |
1586 | { |
1348 | name = ""; |
1587 | name = ""; |
1349 | f = new rxvt_font_default (this); |
1588 | f = new rxvt_font_default (this); |
1350 | } |
1589 | } |
… | |
… | |
1361 | f = new rxvt_font_x11; |
1600 | f = new rxvt_font_x11; |
1362 | } |
1601 | } |
1363 | else |
1602 | else |
1364 | f = new rxvt_font_x11; |
1603 | f = new rxvt_font_x11; |
1365 | |
1604 | |
1366 | f->set_term (r); |
|
|
1367 | f->set_name (strdup (name)); |
1605 | f->set_name (strdup (name)); |
1368 | |
1606 | prepare_font (f, cs); |
1369 | f->cs = cs; |
|
|
1370 | f->loaded = false; |
|
|
1371 | |
1607 | |
1372 | return f; |
1608 | return f; |
1373 | } |
1609 | } |
1374 | |
1610 | |
1375 | ///////////////////////////////////////////////////////////////////////////// |
1611 | ///////////////////////////////////////////////////////////////////////////// |
|
|
1612 | |
|
|
1613 | void |
|
|
1614 | rxvt_fontset::push_font (rxvt_font *font) |
|
|
1615 | { |
|
|
1616 | // the fontCount index is reserved for the overflow font, it is only |
|
|
1617 | // necessary when we get fontCount or more fonts, as they cannot be |
|
|
1618 | // represented in the rendition. |
|
|
1619 | if (fonts.size () == fontCount) |
|
|
1620 | { |
|
|
1621 | rxvt_font *f = new rxvt_font_overflow (this); |
|
|
1622 | |
|
|
1623 | prepare_font (f, CS_UNICODE); |
|
|
1624 | fonts.push_back (f); |
|
|
1625 | } |
|
|
1626 | |
|
|
1627 | fonts.push_back (font); |
|
|
1628 | } |
1376 | |
1629 | |
1377 | void |
1630 | void |
1378 | rxvt_fontset::add_fonts (const char *desc) |
1631 | rxvt_fontset::add_fonts (const char *desc) |
1379 | { |
1632 | { |
1380 | if (desc) |
1633 | if (desc) |
… | |
… | |
1409 | cs = codeset_from_name (spec + sizeof ("codeset=") - 1); |
1662 | cs = codeset_from_name (spec + sizeof ("codeset=") - 1); |
1410 | else |
1663 | else |
1411 | rxvt_warn ("unknown parameter '%s' in font specification, skipping.\n", spec); |
1664 | rxvt_warn ("unknown parameter '%s' in font specification, skipping.\n", spec); |
1412 | |
1665 | |
1413 | desc++; |
1666 | desc++; |
1414 | while (*desc <= ' ') desc++; |
1667 | while (*desc <= ' ' && *desc) desc++; |
1415 | } |
1668 | } |
1416 | |
1669 | |
1417 | end = strchr (desc, ','); |
1670 | end = strchr (desc, ','); |
1418 | if (!end) |
1671 | if (!end) |
1419 | end = desc + strlen (desc); |
1672 | end = desc + strlen (desc); |
1420 | |
1673 | |
1421 | if (end - desc < 511) |
1674 | if (end - desc < 511) |
1422 | { |
1675 | { |
1423 | strncpy (buf, desc, end - desc); |
1676 | memcpy (buf, desc, end - desc); |
1424 | buf[end - desc] = 0; |
1677 | buf[end - desc] = 0; |
1425 | |
1678 | |
1426 | fonts.push_back (new_font (buf, cs)); |
1679 | push_font (new_font (buf, cs)); |
1427 | } |
1680 | } |
1428 | else |
1681 | else |
1429 | rxvt_warn ("fontset element too long (>511 bytes), ignored."); |
1682 | rxvt_warn ("fontset element too long (>511 bytes), ignored.\n"); |
1430 | |
1683 | |
1431 | desc = end + 1; |
1684 | desc = end + 1; |
1432 | } |
1685 | } |
1433 | while (*end); |
1686 | while (*end); |
1434 | } |
1687 | } |
… | |
… | |
1443 | if (fonts[i]->loaded) |
1696 | if (fonts[i]->loaded) |
1444 | return true; |
1697 | return true; |
1445 | |
1698 | |
1446 | fonts[i]->loaded = true; |
1699 | fonts[i]->loaded = true; |
1447 | |
1700 | |
1448 | if (!fonts[i]->load (prop)) |
1701 | if (!fonts[i]->load (prop, force_prop)) |
1449 | { |
1702 | { |
1450 | fonts[i]->cs = CS_UNKNOWN; |
1703 | fonts[i]->cs = CS_UNKNOWN; |
1451 | return false; |
1704 | return false; |
1452 | } |
1705 | } |
1453 | |
1706 | |
… | |
… | |
1459 | { |
1712 | { |
1460 | clear (); |
1713 | clear (); |
1461 | |
1714 | |
1462 | fontdesc = strdup (desc); |
1715 | fontdesc = strdup (desc); |
1463 | |
1716 | |
1464 | fonts.push_back (new_font (0, CS_UNICODE)); |
1717 | push_font (new_font (0, CS_UNICODE)); |
1465 | realize_font (0); |
1718 | realize_font (0); |
1466 | |
1719 | |
1467 | add_fonts (desc); |
1720 | add_fonts (desc); |
1468 | |
1721 | |
1469 | return true; |
1722 | return true; |
… | |
… | |
1478 | |
1731 | |
1479 | return -1; |
1732 | return -1; |
1480 | } |
1733 | } |
1481 | |
1734 | |
1482 | int |
1735 | int |
1483 | rxvt_fontset::find_font (unicode_t unicode) |
1736 | rxvt_fontset::find_font_idx (unicode_t unicode) |
1484 | { |
1737 | { |
1485 | if (unicode >= 1<<20) |
1738 | // this limits fmap size. it has to accommodate COMPOSE_HI when UNICODE_3 |
|
|
1739 | if (unicode > 0x1fffff) |
1486 | return 0; |
1740 | return 0; |
1487 | |
1741 | |
1488 | unicode_t hi = unicode >> 8; |
1742 | unicode_t hi = unicode >> 8; |
1489 | |
1743 | |
1490 | if (hi < fmap.size () |
1744 | if (hi < fmap.size ()) |
1491 | && fmap[hi] |
1745 | if (pagemap *pm = fmap[hi]) |
1492 | && (*fmap[hi])[unicode & 0xff] != 0xff) |
1746 | if ((*pm)[unicode & 0xff] != 0xff) |
1493 | return (*fmap[hi])[unicode & 0xff]; |
1747 | return (*pm)[unicode & 0xff]; |
1494 | |
1748 | |
1495 | unsigned int i; |
1749 | unsigned int i; |
1496 | |
1750 | |
1497 | for (i = 0; i < fonts.size (); i++) |
1751 | for (i = 0; i < fonts.size (); i++) |
1498 | { |
1752 | { |
… | |
… | |
1503 | if (FROM_UNICODE (f->cs, unicode) == NOCHAR) |
1757 | if (FROM_UNICODE (f->cs, unicode) == NOCHAR) |
1504 | goto next_font; |
1758 | goto next_font; |
1505 | |
1759 | |
1506 | if (!realize_font (i)) |
1760 | if (!realize_font (i)) |
1507 | goto next_font; |
1761 | goto next_font; |
|
|
1762 | |
|
|
1763 | if (prop.ascent != rxvt_fontprop::unset) |
|
|
1764 | max_it (f->ascent, prop.ascent); |
1508 | } |
1765 | } |
1509 | |
1766 | |
1510 | if (f->cs == CS_UNKNOWN) |
1767 | if (f->cs == CS_UNKNOWN) |
1511 | goto next_font; |
1768 | goto next_font; |
1512 | |
1769 | |
1513 | bool careful; |
1770 | bool careful; |
1514 | if (f->has_char (unicode, &prop, careful)) |
1771 | if (f->has_char (unicode, &prop, careful)) |
1515 | { |
1772 | { |
1516 | if (careful) |
1773 | i = (i << 1) | careful; |
1517 | i |= 128; |
|
|
1518 | |
1774 | |
1519 | goto found; |
1775 | goto found; |
1520 | } |
1776 | } |
1521 | |
1777 | |
1522 | next_font: |
1778 | next_font: |
1523 | if (i == fonts.size () - 1) |
1779 | if (i == fonts.size () - 1) |
1524 | { |
1780 | { |
|
|
1781 | // compose characters are handled by the default font, unless another font takes over |
|
|
1782 | // we do not go via the fallback list for speed reasons. |
|
|
1783 | if (IS_COMPOSE (unicode)) |
|
|
1784 | return 0; |
|
|
1785 | |
1525 | if (fallback->name) |
1786 | if (fallback->name) |
1526 | { |
1787 | { |
1527 | // search through the fallback list |
1788 | // search through the fallback list |
1528 | fonts.push_back (new_font (fallback->name, fallback->cs)); |
1789 | push_font (new_font (fallback->name, fallback->cs)); |
1529 | fallback++; |
1790 | fallback++; |
1530 | } |
1791 | } |
1531 | else |
1792 | else |
1532 | { |
1793 | { |
1533 | // try to find a new font. |
1794 | // try to find a new font. |
… | |
… | |
1535 | // way to configure this and xft is easier to hack in, |
1796 | // way to configure this and xft is easier to hack in, |
1536 | // while x11 has more framework in place already. |
1797 | // while x11 has more framework in place already. |
1537 | // TODO: this is a real resource hog, xft takes ages(?) |
1798 | // TODO: this is a real resource hog, xft takes ages(?) |
1538 | #if XFT && USE_SLOW_LOOKUP |
1799 | #if XFT && USE_SLOW_LOOKUP |
1539 | // grab the first xft font that seems suitable |
1800 | // grab the first xft font that seems suitable |
|
|
1801 | // TOOD: should go first for cellchar (spacing 110) then mono, then else |
1540 | FcPattern *p = FcPatternCreate (); |
1802 | FcPattern *p = FcPatternCreate (); |
1541 | |
1803 | |
1542 | FcCharSet *s = FcCharSetCreate (); |
1804 | FcCharSet *s = FcCharSetCreate (); |
1543 | FcCharSetAddChar (s, unicode); |
1805 | FcCharSetAddChar (s, unicode); |
1544 | FcPatternAddCharSet (p, FC_CHARSET, s); |
1806 | FcPatternAddCharSet (p, FC_CHARSET, s); |
… | |
… | |
1551 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1813 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1552 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1814 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1553 | //FcPatternAddBool (p, FC_ANTIALIAS, 1); |
1815 | //FcPatternAddBool (p, FC_ANTIALIAS, 1); |
1554 | |
1816 | |
1555 | XftResult result; |
1817 | XftResult result; |
1556 | FcPattern *match = XftFontMatch (DISPLAY, r->display->screen, p, &result); |
1818 | FcPattern *match = XftFontMatch (term->dpy, term->display->screen, p, &result); |
1557 | |
1819 | |
1558 | FcPatternDestroy (p); |
1820 | FcPatternDestroy (p); |
1559 | |
1821 | |
1560 | if (match) |
1822 | if (match) |
1561 | { |
1823 | { |
… | |
… | |
1564 | FcPatternDestroy (match); |
1826 | FcPatternDestroy (match); |
1565 | |
1827 | |
1566 | if (find_font (font) < 0) |
1828 | if (find_font (font) < 0) |
1567 | { |
1829 | { |
1568 | char fontname[4096]; |
1830 | char fontname[4096]; |
1569 | sprintf (fontname, "xft:%-.4090s", font); |
1831 | snprintf (fontname, sizeof (fontname), "xft:%s", font); |
1570 | |
1832 | |
1571 | fonts.push_back (new_font (fontname, CS_UNICODE)); |
1833 | push_font (new_font (fontname, CS_UNICODE)); |
1572 | } |
1834 | } |
1573 | |
1835 | |
1574 | free (font); |
1836 | free (font); |
1575 | } |
1837 | } |
1576 | #endif |
1838 | #endif |
… | |
… | |
1588 | while (hi >= fmap.size ()) |
1850 | while (hi >= fmap.size ()) |
1589 | fmap.push_back (0); |
1851 | fmap.push_back (0); |
1590 | |
1852 | |
1591 | if (!fmap[hi]) |
1853 | if (!fmap[hi]) |
1592 | { |
1854 | { |
1593 | fmap[hi] = (pagemap *)new pagemap; |
1855 | fmap[hi] = new pagemap; |
1594 | memset (fmap[hi], 0xff, sizeof (pagemap)); |
1856 | memset (fmap[hi], 0xff, sizeof (pagemap)); |
1595 | } |
1857 | } |
1596 | |
1858 | |
1597 | (*fmap[hi])[unicode & 0xff] = i; |
1859 | (*fmap[hi])[unicode & 0xff] = i; |
1598 | } |
1860 | } |
1599 | |
1861 | |
1600 | return i; |
1862 | return i; |
1601 | } |
1863 | } |
1602 | |
1864 | |
1603 | |
|
|
1604 | |
|
|