1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*----------------------------------------------------------------------* |
2 | * File: rxvtfont.C |
2 | * File: rxvtfont.C |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
4 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
5 | * - original version. |
5 | * - original version. |
6 | * |
6 | * |
… | |
… | |
24 | #include "rxvtlib.h" |
24 | #include "rxvtlib.h" |
25 | #include "rxvtutil.h" |
25 | #include "rxvtutil.h" |
26 | #include "rxvtfont.h" |
26 | #include "rxvtfont.h" |
27 | |
27 | |
28 | #include <cstdlib> |
28 | #include <cstdlib> |
29 | #include <wchar.h> |
29 | |
30 | #include <inttypes.h> |
30 | #include <inttypes.h> |
31 | |
31 | |
32 | #define MAX_OVERLAP (4 + 1) // max. character width in 4ths of the base width |
32 | #define MAX_OVERLAP_ROMAN (8 + 2) // max. character width in 8ths of the base width |
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33 | #define MAX_OVERLAP_ITALIC (8 + 3) // max. overlap for italic fonts |
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34 | |
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35 | #define OVERLAP_OK(w,wcw,prop) ((w) <= ( \ |
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36 | (prop)->slant >= rxvt_fontprop::italic \ |
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37 | ? ((prop)->width * (wcw) * MAX_OVERLAP_ITALIC + 7) >> 3 \ |
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38 | : ((prop)->width * (wcw) * MAX_OVERLAP_ROMAN + 7) >> 3 \ |
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39 | )) |
33 | |
40 | |
34 | const struct rxvt_fallback_font { |
41 | const struct rxvt_fallback_font { |
35 | codeset cs; |
42 | codeset cs; |
36 | const char *name; |
43 | const char *name; |
37 | } fallback_fonts[] = { |
44 | } fallback_fonts[] = { |
… | |
… | |
57 | { CS_ISO8859_13, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-13" }, |
64 | { CS_ISO8859_13, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-13" }, |
58 | { CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
65 | { CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
59 | { CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
66 | { CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
60 | |
67 | |
61 | # if XFT |
68 | # if XFT |
62 | { CS_KOI8_U, "xft::spacing=100:lang=ru:antialias=false" }, |
69 | { CS_KOI8_U, "xft::lang=ru" }, |
63 | |
70 | |
64 | { CS_ISO8859_5, "xft::spacing=100:lang=ru:antialias=false" }, |
71 | { CS_ISO8859_5, "xft::lang=ru" }, |
65 | { CS_ISO8859_6, "xft::spacing=100:lang=ar:antialias=false" }, |
72 | { CS_ISO8859_6, "xft::lang=ar" }, |
66 | { CS_ISO8859_7, "xft::spacing=100:lang=el:antialias=false" }, |
73 | { CS_ISO8859_7, "xft::lang=el" }, |
67 | { CS_ISO8859_8, "xft::spacing=100:lang=he:antialias=false" }, |
74 | { CS_ISO8859_8, "xft::lang=he" }, |
68 | { CS_ISO8859_9, "xft::spacing=100:lang=tr:antialias=false" }, |
75 | { CS_ISO8859_9, "xft::lang=tr" }, |
69 | { CS_ISO8859_10, "xft::spacing=100:lang=se:antialias=false" }, |
76 | { CS_ISO8859_10, "xft::lang=se" }, |
70 | { CS_ISO8859_11, "xft::spacing=100:lang=th:antialias=false" }, |
77 | { CS_ISO8859_11, "xft::lang=th" }, |
71 | # endif |
78 | # endif |
72 | #endif |
79 | #endif |
73 | |
80 | |
74 | // japanese |
81 | // japanese |
75 | #if ENCODING_JP || ENCODING_JP_EXT |
82 | #if ENCODING_JP || ENCODING_JP_EXT |
76 | # if XFT |
83 | # if XFT |
77 | // prefer xft for complex scripts |
84 | // prefer xft for complex scripts |
78 | { CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" }, |
85 | { CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" }, |
79 | { CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" }, |
86 | { CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" }, |
80 | { CS_JIS0208_1990_0, "xft:Mincho:antialias=false" }, |
87 | { CS_JIS0208_1990_0, "xft:Mincho:antialias=false" }, |
81 | { CS_JIS0208_1990_0, "xft::lang=ja:spacing=100:antialias=false" }, |
88 | { CS_JIS0208_1990_0, "xft::lang=ja:antialias=false" }, |
82 | # endif |
89 | # endif |
83 | { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
90 | { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
84 | { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
91 | { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
85 | { CS_JIS0212_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
92 | { CS_JIS0212_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
86 | { CS_JIS0201_1976_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
93 | { CS_JIS0201_1976_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
… | |
… | |
90 | |
97 | |
91 | #if ENCODING_ZH || ENCODING_ZH_EXT |
98 | #if ENCODING_ZH || ENCODING_ZH_EXT |
92 | # if XFT |
99 | # if XFT |
93 | { CS_GBK_0, "xft:AR PL KaitiM GB" }, |
100 | { CS_GBK_0, "xft:AR PL KaitiM GB" }, |
94 | { CS_GBK_0, "xft:AR PL SungtiL GB" }, |
101 | { CS_GBK_0, "xft:AR PL SungtiL GB" }, |
95 | { CS_GBK_0, "xft::spacing=100:lang=zh" }, |
102 | { CS_GBK_0, "xft::lang=zh" }, |
96 | { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
103 | { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
97 | { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
104 | { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
98 | { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
105 | { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
99 | { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
106 | { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
100 | { CS_GB2312_1980_0, "xft::spacing=100:lang=zh" }, |
107 | { CS_GB2312_1980_0, "xft::lang=zh" }, |
101 | # endif |
108 | # endif |
102 | { CS_GBK_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gbk*-0" }, |
109 | { CS_GBK_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gbk*-0" }, |
103 | { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, |
110 | { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, |
104 | { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, |
111 | { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, |
105 | { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, |
112 | { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, |
… | |
… | |
118 | #if ENCODING_KR |
125 | #if ENCODING_KR |
119 | { CS_KSC5601_1987_0, "-baekmuk-gulim-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
126 | { CS_KSC5601_1987_0, "-baekmuk-gulim-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
120 | { CS_KSC5601_1987_0, "-*-*-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
127 | { CS_KSC5601_1987_0, "-*-*-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, |
121 | # if XFT |
128 | # if XFT |
122 | { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, |
129 | { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, |
123 | { CS_KSC5601_1987_0, "xft::spacing=100:lang=ko:antialias=false" }, |
130 | { CS_KSC5601_1987_0, "xft::lang=ko:antialias=false" }, |
124 | # endif |
131 | # endif |
125 | #endif |
132 | #endif |
126 | |
133 | |
127 | // generic font fallback |
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128 | { CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
134 | { CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
129 | { CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, |
135 | //{ CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, // this gem of a font has actual dotted circles within the combining character glyphs. |
130 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
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131 | { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
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132 | #if XFT |
136 | #if XFT |
133 | { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true" }, |
137 | { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true" }, |
134 | { CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" }, |
138 | { CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" }, |
135 | { CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" }, |
139 | { CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" }, |
136 | { CS_UNICODE, "xft:Arial Unicode MS:antialias=false:autohint=false" }, |
140 | { CS_UNICODE, "xft:Arial Unicode MS:antialias=false:autohint=false" }, |
137 | |
141 | |
138 | // FreeMono is usually uglier than x fonts, so try last only. |
142 | // FreeMono is usually uglier than x fonts, so try after the others |
139 | { CS_UNICODE, "xft:FreeMono:autohint=true" }, |
143 | { CS_UNICODE, "xft:FreeMono:autohint=true" }, |
140 | #endif |
144 | #endif |
141 | |
145 | |
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146 | // generic font fallback, put this last, as many iso10646 fonts have extents |
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147 | // specified for all glyphs in the range they cover, but most are simply empty |
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148 | //{ CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
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149 | //{ CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
142 | { CS_UNKNOWN, 0 } |
150 | { CS_UNKNOWN, 0 } |
143 | }; |
151 | }; |
144 | |
152 | |
145 | // these characters are used to guess the font height and width |
153 | // these characters are used to guess the font height and width |
146 | // pango uses a similar algorithm and doesn't trust the font either. |
154 | // pango uses a similar algorithm and doesn't trust the font either. |
… | |
… | |
150 | 0x304c, 0x672c, // が本 |
158 | 0x304c, 0x672c, // が本 |
151 | }; |
159 | }; |
152 | |
160 | |
153 | #define NUM_EXTENT_TEST_CHARS (sizeof (extent_test_chars) / sizeof (extent_test_chars[0])) |
161 | #define NUM_EXTENT_TEST_CHARS (sizeof (extent_test_chars) / sizeof (extent_test_chars[0])) |
154 | |
162 | |
155 | #define dTermDisplay Display *disp = term->display->display |
163 | #define dTermDisplay Display *disp = term->dpy |
156 | #define dTermGC GC gc = term->gc |
164 | #define dTermGC GC gc = term->gc |
157 | |
165 | |
158 | ///////////////////////////////////////////////////////////////////////////// |
166 | ///////////////////////////////////////////////////////////////////////////// |
159 | |
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160 | #if XFT |
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161 | rxvt_drawable::~rxvt_drawable () |
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162 | { |
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163 | if (xftdrawable) |
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164 | XftDrawDestroy (xftdrawable); |
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165 | } |
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166 | |
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167 | rxvt_drawable::operator XftDraw *() |
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168 | { |
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169 | if (!xftdrawable) |
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170 | xftdrawable = XftDrawCreate (display->display, drawable, display->visual, display->cmap); |
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171 | |
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172 | return xftdrawable; |
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173 | } |
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174 | #endif |
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175 | |
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176 | ///////////////////////////////////////////////////////////////////////////// |
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177 | |
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178 | static void *enc_buf; |
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179 | static uint32_t enc_len; |
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180 | |
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181 | static inline void * |
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182 | get_enc_buf (uint32_t len) |
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183 | { |
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184 | if (len > enc_len) |
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185 | { |
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186 | free (enc_buf); |
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187 | enc_buf = malloc (len); |
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188 | enc_len = len; |
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189 | } |
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190 | |
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191 | return enc_buf; |
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192 | } |
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193 | |
167 | |
194 | static const char * |
168 | static const char * |
195 | 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) |
196 | { |
170 | { |
197 | 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; |
198 | |
173 | |
199 | while (len--) |
174 | while (len--) |
200 | { |
175 | { |
201 | uint32_t c = FROM_UNICODE (cs, *text++); |
176 | uint32_t c = FROM_UNICODE (cs, *text++); |
202 | |
177 | |
… | |
… | |
207 | } |
182 | } |
208 | |
183 | |
209 | *buf++ = c; |
184 | *buf++ = c; |
210 | } |
185 | } |
211 | |
186 | |
212 | return (const char *)enc_buf; |
187 | return (const char *)res; |
213 | } |
188 | } |
214 | |
189 | |
215 | static const XChar2b * |
190 | static const XChar2b * |
216 | 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) |
217 | { |
192 | { |
218 | 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; |
219 | |
195 | |
220 | while (len--) |
196 | while (len--) |
221 | { |
197 | { |
222 | uint32_t c = FROM_UNICODE (cs, *text++); |
198 | uint32_t c = FROM_UNICODE (cs, *text++); |
223 | |
199 | |
… | |
… | |
230 | buf->byte1 = c >> 8; |
206 | buf->byte1 = c >> 8; |
231 | buf->byte2 = c; |
207 | buf->byte2 = c; |
232 | buf++; |
208 | buf++; |
233 | } |
209 | } |
234 | |
210 | |
235 | return (XChar2b *)enc_buf; |
211 | return res; |
236 | } |
212 | } |
237 | |
213 | |
238 | ///////////////////////////////////////////////////////////////////////////// |
214 | ///////////////////////////////////////////////////////////////////////////// |
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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 | } |
239 | |
220 | |
240 | void |
221 | void |
241 | rxvt_font::set_name (char *name) |
222 | rxvt_font::set_name (char *name) |
242 | { |
223 | { |
243 | if (this->name == name) |
224 | if (this->name == name) |
… | |
… | |
251 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const |
232 | rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const |
252 | { |
233 | { |
253 | dTermDisplay; |
234 | dTermDisplay; |
254 | dTermGC; |
235 | dTermGC; |
255 | |
236 | |
256 | if (color == Color_bg) |
237 | if (color < 0 || color == Color_bg) |
257 | XClearArea (disp, d, x, y, w, h, FALSE); |
238 | XClearArea (disp, d, x, y, w, h, false); |
258 | else if (color >= 0) |
239 | else |
259 | { |
240 | { |
260 | #if XFT |
241 | #if XFT |
261 | XftDrawRect (d, &term->pix_colors[color].c, x, y, w, h); |
242 | XftDrawRect (d, &term->pix_colors[color].c, x, y, w, h); |
262 | #else |
243 | #else |
263 | XSetForeground (disp, gc, term->pix_colors[color]); |
244 | XSetForeground (disp, gc, term->pix_colors[color]); |
264 | XFillRectangle (disp, d, gc, x, y, w, h); |
245 | XFillRectangle (disp, d, gc, x, y, w, h); |
265 | #endif |
246 | #endif |
266 | } |
247 | } |
267 | } |
248 | } |
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249 | |
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250 | ///////////////////////////////////////////////////////////////////////////// |
268 | |
251 | |
269 | #include "table/linedraw.h" |
252 | #include "table/linedraw.h" |
270 | |
253 | |
271 | struct rxvt_font_default : rxvt_font { |
254 | struct rxvt_font_default : rxvt_font { |
272 | struct rxvt_fontset *fs; |
255 | struct rxvt_fontset *fs; |
… | |
… | |
439 | } |
422 | } |
440 | } |
423 | } |
441 | #if ENABLE_COMBINING |
424 | #if ENABLE_COMBINING |
442 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
425 | else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) |
443 | { |
426 | { |
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427 | min_it (width, 2); // we only support wcwidth up to 2 |
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428 | |
444 | text_t chrs[2]; |
429 | text_t chrs[2]; |
445 | width = min (2, width); |
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446 | chrs [1] = NOCHAR; |
430 | chrs [1] = NOCHAR; |
447 | |
431 | |
448 | *chrs = cc->c1; |
432 | *chrs = cc->c1; |
449 | rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; |
433 | rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; |
450 | f1->draw (d, x, y, chrs, width, fg, bg); |
434 | f1->draw (d, x, y, chrs, width, fg, bg); |
… | |
… | |
500 | bool slow; // wether this is a proportional font or has other funny characteristics |
484 | bool slow; // wether this is a proportional font or has other funny characteristics |
501 | XFontStruct *f; |
485 | XFontStruct *f; |
502 | codeset cs; |
486 | codeset cs; |
503 | bool enc2b, encm; |
487 | bool enc2b, encm; |
504 | |
488 | |
505 | char *get_property (XFontStruct *f, const char *property, const char *repl) const; |
489 | char *get_property (XFontStruct *f, Atom property, const char *repl) const; |
506 | bool set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth); |
490 | bool set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth); |
507 | bool set_properties (rxvt_fontprop &p, XFontStruct *f); |
491 | bool set_properties (rxvt_fontprop &p, XFontStruct *f); |
508 | bool set_properties (rxvt_fontprop &p, const char *name); |
492 | bool set_properties (rxvt_fontprop &p, const char *name); |
509 | }; |
493 | }; |
510 | |
494 | |
511 | char * |
495 | char * |
512 | rxvt_font_x11::get_property (XFontStruct *f, const char *property, const char *repl) const |
496 | rxvt_font_x11::get_property (XFontStruct *f, Atom property, const char *repl) const |
513 | { |
497 | { |
514 | unsigned long value; |
498 | unsigned long value; |
515 | |
499 | |
516 | if (XGetFontProperty (f, XInternAtom (term->display->display, property, 0), &value)) |
500 | if (XGetFontProperty (f, property, &value)) |
517 | return XGetAtomName (term->display->display, value); |
501 | return XGetAtomName (term->dpy, value); |
518 | else |
502 | else |
519 | return rxvt_strdup (repl); |
503 | return rxvt_strdup (repl); |
520 | } |
504 | } |
521 | |
505 | |
522 | rxvt_fontprop |
506 | rxvt_fontprop |
… | |
… | |
528 | } |
512 | } |
529 | |
513 | |
530 | bool |
514 | bool |
531 | rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
515 | rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
532 | { |
516 | { |
533 | p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2; |
517 | p.width = width != rxvt_fontprop::unset ? width |
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518 | : avgwidth ? (avgwidth + 1) / 10 |
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519 | : (height + 1) / 2; |
534 | p.height = height; |
520 | p.height = height; |
535 | p.ascent = rxvt_fontprop::unset; |
521 | p.ascent = rxvt_fontprop::unset; |
536 | p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
522 | p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
537 | p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; |
523 | p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; |
538 | |
524 | |
… | |
… | |
543 | rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f) |
529 | rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f) |
544 | { |
530 | { |
545 | unsigned long height; |
531 | unsigned long height; |
546 | |
532 | |
547 | #if 0 |
533 | #if 0 |
548 | if (!XGetFontProperty (f, XInternAtom (term->display->display, "PIXEL_SIZE", 0), &height)) |
534 | if (!XGetFontProperty (f, XInternAtom (term->dpy, "PIXEL_SIZE", 0), &height)) |
549 | return false; |
535 | return false; |
550 | #else |
536 | #else |
551 | height = f->ascent + f->descent; |
537 | height = f->ascent + f->descent; |
552 | #endif |
538 | #endif |
553 | |
539 | |
554 | unsigned long avgwidth; |
540 | unsigned long avgwidth; |
555 | if (!XGetFontProperty (f, XInternAtom (term->display->display, "AVERAGE_WIDTH", 0), &avgwidth)) |
541 | if (!XGetFontProperty (f, term->xa [XA_AVERAGE_WIDTH], &avgwidth)) |
556 | avgwidth = 0; |
542 | avgwidth = 0; |
557 | |
543 | |
558 | char *weight = get_property (f, "WEIGHT_NAME", "medium"); |
544 | char *weight = get_property (f, term->xa [XA_WEIGHT_NAME], "medium"); |
559 | char *slant = get_property (f, "SLANT", "r"); |
545 | char *slant = get_property (f, term->xa [XA_SLANT], "r"); |
560 | |
546 | |
561 | set_properties (p, height, weight, slant, avgwidth); |
547 | set_properties (p, height, weight, slant, avgwidth); |
562 | |
548 | |
563 | free (weight); |
549 | free (weight); |
564 | free (slant); |
550 | free (slant); |
… | |
… | |
662 | f = XLoadQueryFont (disp, name); |
648 | f = XLoadQueryFont (disp, name); |
663 | |
649 | |
664 | if (!f) |
650 | if (!f) |
665 | return false; |
651 | return false; |
666 | |
652 | |
667 | char *new_name = get_property (f, "FONT", name); |
653 | char *new_name = get_property (f, XA_FONT, name); |
668 | |
654 | |
669 | if (new_name) |
655 | if (new_name) |
670 | set_name (new_name); |
656 | set_name (new_name); |
671 | else |
657 | else |
672 | rxvt_warn ("font '%s' has no FONT property, continuing without.", name); |
658 | rxvt_warn ("font '%s' has no FONT property, continuing without.", name); |
… | |
… | |
781 | delete [] fonts; |
767 | delete [] fonts; |
782 | |
768 | |
783 | if (!f) |
769 | if (!f) |
784 | return false; |
770 | return false; |
785 | |
771 | |
786 | char *registry = get_property (f, "CHARSET_REGISTRY", 0); |
772 | char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0); |
787 | char *encoding = get_property (f, "CHARSET_ENCODING", 0); |
773 | char *encoding = get_property (f, term->xa [XA_CHARSET_ENCODING], 0); |
788 | |
774 | |
789 | if (registry && encoding) |
775 | if (registry && encoding) |
790 | { |
776 | { |
791 | char charset[64]; |
777 | char charset[64]; |
792 | snprintf (charset, 64, "%s-%s", registry, encoding); |
778 | snprintf (charset, 64, "%s-%s", registry, encoding); |
793 | |
779 | |
794 | cs = codeset_from_name (charset); |
780 | cs = codeset_from_name (charset); |
795 | } |
781 | } |
796 | else |
782 | else |
797 | { |
783 | { |
798 | const char *charset = get_property (f, "FONT", 0); |
784 | const char *charset = get_property (f, XA_FONT, 0); |
799 | |
785 | |
800 | if (!charset) |
786 | if (!charset) |
801 | charset = name; |
787 | charset = name; |
802 | |
788 | |
803 | int count = 13; |
789 | int count = 13; |
… | |
… | |
818 | enc2b = encm || f->max_char_or_byte2 > 255; |
804 | enc2b = encm || f->max_char_or_byte2 > 255; |
819 | |
805 | |
820 | slow = false; |
806 | slow = false; |
821 | |
807 | |
822 | #if 1 // only used for slow detection, TODO optimize |
808 | #if 1 // only used for slow detection, TODO optimize |
823 | if (f->min_bounds.width == f->max_bounds.width) |
809 | if (f->min_bounds.width == f->max_bounds.width || !f->per_char) |
824 | width = f->min_bounds.width; |
|
|
825 | else if (f->per_char == NULL) |
|
|
826 | width = f->max_bounds.width; |
810 | width = f->max_bounds.width; |
827 | else |
811 | else |
828 | { |
812 | { |
829 | slow = true; |
813 | slow = true; |
830 | |
814 | |
… | |
… | |
846 | |
830 | |
847 | width = 1; |
831 | width = 1; |
848 | |
832 | |
849 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
833 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
850 | { |
834 | { |
851 | if (cs != CS_UNICODE |
|
|
852 | && *t > 0x100 |
|
|
853 | && FROM_UNICODE (cs, *t) == NOCHAR) |
835 | if (FROM_UNICODE (cs, *t) == NOCHAR) |
854 | continue; |
836 | continue; |
855 | |
837 | |
856 | // ignore characters we wouldn't use anyways |
838 | // ignore characters we wouldn't use anyways |
857 | bool careful; |
839 | bool careful; |
858 | if (!has_char (*t, &prop, careful)) |
840 | if (!has_char (*t, &prop, careful)) |
… | |
… | |
862 | |
844 | |
863 | XCharStruct g; |
845 | XCharStruct g; |
864 | int dir_ret, asc_ret, des_ret; |
846 | int dir_ret, asc_ret, des_ret; |
865 | XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); |
847 | XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); |
866 | |
848 | |
|
|
849 | int wcw = WCWIDTH (*t); |
867 | int wcw = wcwidth (*t); if (wcw > 0) g.width = (g.width + wcw - 1) / wcw; |
850 | if (wcw > 0) g.width = (g.width + wcw - 1) / wcw; |
868 | |
851 | |
869 | if (width < g.width) width = g.width; |
852 | if (width < g.width) width = g.width; |
870 | } |
853 | } |
871 | |
854 | |
872 | if (cs == CS_UNKNOWN) |
855 | if (cs == CS_UNKNOWN) |
873 | { |
856 | { |
874 | fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
857 | fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
… | |
… | |
891 | void |
874 | void |
892 | rxvt_font_x11::clear () |
875 | rxvt_font_x11::clear () |
893 | { |
876 | { |
894 | if (f) |
877 | if (f) |
895 | { |
878 | { |
896 | XFreeFont (term->display->display, f); |
879 | XFreeFont (term->dpy, f); |
897 | f = 0; |
880 | f = 0; |
898 | } |
881 | } |
899 | } |
882 | } |
900 | |
883 | |
901 | bool |
884 | bool |
… | |
… | |
944 | return false; |
927 | return false; |
945 | |
928 | |
946 | if (!prop || prop->width == rxvt_fontprop::unset) |
929 | if (!prop || prop->width == rxvt_fontprop::unset) |
947 | return true; |
930 | return true; |
948 | |
931 | |
949 | // check character against base font bounding box |
932 | // check wether character overlaps previous/next character |
950 | int w = xcs->width; |
933 | int w = xcs->rbearing - xcs->lbearing; |
951 | int wcw = wcwidth (unicode); |
934 | int wcw = max (WCWIDTH (unicode), 1); |
952 | if (wcw > 0) w = (w + wcw - 1) / wcw; |
|
|
953 | |
935 | |
954 | careful = w > prop->width; |
936 | careful = xcs->lbearing < 0 || xcs->rbearing > prop->width * wcw; |
955 | if (careful && w > prop->width * MAX_OVERLAP >> 2) |
937 | |
|
|
938 | if (careful && !OVERLAP_OK (w, wcw, prop)) |
956 | return false; |
939 | return false; |
957 | |
940 | |
958 | return true; |
941 | return true; |
959 | } |
942 | } |
960 | |
943 | |
… | |
… | |
1073 | void |
1056 | void |
1074 | rxvt_font_xft::clear () |
1057 | rxvt_font_xft::clear () |
1075 | { |
1058 | { |
1076 | if (f) |
1059 | if (f) |
1077 | { |
1060 | { |
1078 | XftFontClose (term->display->display, f); |
1061 | XftFontClose (term->dpy, f); |
1079 | f = 0; |
1062 | f = 0; |
1080 | } |
1063 | } |
1081 | } |
1064 | } |
1082 | |
1065 | |
1083 | rxvt_fontprop |
1066 | rxvt_fontprop |
… | |
… | |
1190 | XGlyphInfo g; |
1173 | XGlyphInfo g; |
1191 | XftTextExtents16 (disp, f, &ch, 1, &g); |
1174 | XftTextExtents16 (disp, f, &ch, 1, &g); |
1192 | |
1175 | |
1193 | g.width -= g.x; |
1176 | g.width -= g.x; |
1194 | |
1177 | |
1195 | int wcw = wcwidth (ch); |
1178 | int wcw = WCWIDTH (ch); |
1196 | if (wcw > 0) g.width = (g.width + wcw - 1) / wcw; |
1179 | if (wcw > 0) g.width = (g.width + wcw - 1) / wcw; |
1197 | |
1180 | |
1198 | if (width < g.width ) width = g.width; |
1181 | if (width < g.width ) width = g.width; |
1199 | if (height < g.height ) height = g.height; |
1182 | if (height < g.height ) height = g.height; |
1200 | if (glheight < g.height - g.y) glheight = g.height - g.y; |
1183 | if (glheight < g.height - g.y) glheight = g.height - g.y; |
… | |
… | |
1250 | bool |
1233 | bool |
1251 | rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
1234 | rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
1252 | { |
1235 | { |
1253 | careful = false; |
1236 | careful = false; |
1254 | |
1237 | |
1255 | if (!XftCharExists (term->display->display, f, unicode)) |
1238 | if (!XftCharExists (term->dpy, f, unicode)) |
1256 | return false; |
1239 | return false; |
1257 | |
1240 | |
1258 | if (!prop || prop->width == rxvt_fontprop::unset) |
1241 | if (!prop || prop->width == rxvt_fontprop::unset) |
1259 | return true; |
1242 | return true; |
1260 | |
1243 | |
1261 | // check character against base font bounding box |
1244 | // check character against base font bounding box |
1262 | FcChar32 ch = unicode; |
1245 | FcChar32 ch = unicode; |
1263 | XGlyphInfo g; |
1246 | XGlyphInfo g; |
1264 | XftTextExtents32 (term->display->display, f, &ch, 1, &g); |
1247 | XftTextExtents32 (term->dpy, f, &ch, 1, &g); |
1265 | |
1248 | |
1266 | int w = g.width - g.x; |
1249 | int w = g.width - g.x; |
1267 | int wcw = wcwidth (unicode); |
1250 | int wcw = max (WCWIDTH (unicode), 1); |
1268 | if (wcw > 0) w = (w + wcw - 1) / wcw; |
|
|
1269 | |
1251 | |
1270 | careful = w > prop->width; |
1252 | careful = g.x > 0 || w > prop->width * wcw; |
1271 | if (careful && w > prop->width * MAX_OVERLAP >> 2) |
1253 | |
|
|
1254 | if (careful && !OVERLAP_OK (w, wcw, prop)) |
|
|
1255 | return false; |
|
|
1256 | |
|
|
1257 | // this weeds out _totally_ broken fonts, or glyphs |
|
|
1258 | if (!OVERLAP_OK (g.xOff, wcw, prop)) |
1272 | return false; |
1259 | return false; |
1273 | |
1260 | |
1274 | return true; |
1261 | return true; |
1275 | } |
1262 | } |
1276 | |
1263 | |
1277 | void |
1264 | void |
1278 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
1265 | rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, |
1279 | const text_t *text, int len, |
1266 | const text_t *text, int len, |
1280 | int fg, int bg) |
1267 | int fg, int bg) |
1281 | { |
1268 | { |
1282 | clear_rect (d, x, y, term->fwidth * len, term->fheight, bg); |
|
|
1283 | |
|
|
1284 | XGlyphInfo extents; |
1269 | XGlyphInfo extents; |
1285 | XftGlyphSpec *enc = (XftGlyphSpec *)get_enc_buf (len * sizeof (XftGlyphSpec)); |
1270 | XftGlyphSpec *enc = (XftGlyphSpec *)rxvt_temp_buf (len * sizeof (XftGlyphSpec)); |
1286 | XftGlyphSpec *ep = enc; |
1271 | XftGlyphSpec *ep = enc; |
1287 | |
1272 | |
1288 | dTermDisplay; |
1273 | dTermDisplay; |
1289 | dTermGC; |
1274 | dTermGC; |
|
|
1275 | |
|
|
1276 | int w = term->fwidth * len; |
|
|
1277 | int h = term->fheight; |
|
|
1278 | |
|
|
1279 | bool buffered = 0 |
|
|
1280 | #ifndef FORCE_UNBUFFERED_XFT |
|
|
1281 | # if defined(XPM_BACKGROUND) || defined(TRANSPARENT) |
|
|
1282 | || !term->am_transparent // we aren't transparent |
|
|
1283 | || term->am_pixmap_trans // we have a pixmap |
|
|
1284 | # endif |
|
|
1285 | || bg >= 0; // we don't use a transparent bg |
|
|
1286 | #endif |
1290 | |
1287 | |
1291 | // cut trailing spaces |
1288 | // cut trailing spaces |
1292 | while (len && text [len - 1] == ' ') |
1289 | while (len && text [len - 1] == ' ') |
1293 | len--; |
1290 | len--; |
|
|
1291 | |
|
|
1292 | int x_ = buffered ? 0 : x; |
|
|
1293 | int y_ = buffered ? 0 : y; |
1294 | |
1294 | |
1295 | while (len) |
1295 | while (len) |
1296 | { |
1296 | { |
1297 | int cwidth = term->fwidth; |
1297 | int cwidth = term->fwidth; |
1298 | FcChar32 fc = *text++; len--; |
1298 | FcChar32 fc = *text++; len--; |
… | |
… | |
1304 | { |
1304 | { |
1305 | FT_UInt glyph = XftCharIndex (disp, f, fc); |
1305 | FT_UInt glyph = XftCharIndex (disp, f, fc); |
1306 | XftGlyphExtents (disp, f, &glyph, 1, &extents); |
1306 | XftGlyphExtents (disp, f, &glyph, 1, &extents); |
1307 | |
1307 | |
1308 | ep->glyph = glyph; |
1308 | ep->glyph = glyph; |
1309 | ep->x = x + (cwidth - extents.xOff >> 1); |
1309 | ep->x = x_ + (cwidth - extents.xOff >> 1); |
1310 | ep->y = y + ascent; |
1310 | ep->y = y_ + ascent; |
|
|
1311 | |
|
|
1312 | if (extents.xOff == 0) |
|
|
1313 | ep->x = x_ + cwidth; |
|
|
1314 | |
1311 | ep++; |
1315 | ep++; |
1312 | } |
1316 | } |
1313 | |
1317 | |
1314 | x += cwidth; |
1318 | x_ += cwidth; |
|
|
1319 | } |
|
|
1320 | |
|
|
1321 | if (buffered) |
1315 | } |
1322 | { |
1316 | |
|
|
1317 | if (ep != enc) |
1323 | if (ep != enc) |
|
|
1324 | { |
|
|
1325 | rxvt_drawable &d2 = d.screen->scratch_drawable (w, h); |
|
|
1326 | |
|
|
1327 | #if defined(XPM_BACKGROUND) || defined(TRANSPARENT) |
|
|
1328 | if (bg < 0 && term->am_pixmap_trans) |
|
|
1329 | XCopyArea (disp, term->pixmap, d2, gc, x, y, w, h, 0, 0); |
|
|
1330 | else if (bg < 0 && term->bgPixmap.pixmap) |
|
|
1331 | { |
|
|
1332 | XGCValues gcv; |
|
|
1333 | |
|
|
1334 | gcv.fill_style = FillTiled; |
|
|
1335 | gcv.tile = term->pixmap; |
|
|
1336 | gcv.ts_x_origin = -x; |
|
|
1337 | gcv.ts_y_origin = -y; |
|
|
1338 | |
|
|
1339 | GC gc2 = XCreateGC (disp, d2, |
|
|
1340 | GCTile | GCTileStipXOrigin | GCTileStipYOrigin | GCFillStyle, |
|
|
1341 | &gcv); |
|
|
1342 | |
|
|
1343 | XFillRectangle (disp, d2, gc2, 0, 0, w, h); |
|
|
1344 | |
|
|
1345 | XFreeGC (disp, gc2); |
|
|
1346 | } |
|
|
1347 | else |
|
|
1348 | #endif |
|
|
1349 | XftDrawRect (d2, &term->pix_colors[bg].c, 0, 0, w, h); |
|
|
1350 | |
|
|
1351 | XftDrawGlyphSpec (d2, &term->pix_colors[fg].c, f, enc, ep - enc); |
|
|
1352 | XCopyArea (disp, d2, d, gc, 0, 0, w, h, x, y); |
|
|
1353 | } |
|
|
1354 | else |
|
|
1355 | clear_rect (d, x, y, w, h, bg); |
|
|
1356 | } |
|
|
1357 | else |
|
|
1358 | { |
|
|
1359 | clear_rect (d, x, y, w, h, bg); |
1318 | XftDrawGlyphSpec (d, &term->pix_colors[fg].c, f, enc, ep - enc); |
1360 | XftDrawGlyphSpec (d, &term->pix_colors[fg].c, f, enc, ep - enc); |
|
|
1361 | } |
1319 | } |
1362 | } |
|
|
1363 | |
1320 | #endif |
1364 | #endif |
1321 | |
1365 | |
1322 | ///////////////////////////////////////////////////////////////////////////// |
1366 | ///////////////////////////////////////////////////////////////////////////// |
1323 | |
1367 | |
1324 | rxvt_fontset::rxvt_fontset (rxvt_term *term) |
1368 | rxvt_fontset::rxvt_fontset (rxvt_term *term) |
… | |
… | |
1567 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1611 | FcPatternAddInteger (p, FC_SLANT, prop.slant); |
1568 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1612 | FcPatternAddBool (p, FC_MINSPACE, 1); |
1569 | //FcPatternAddBool (p, FC_ANTIALIAS, 1); |
1613 | //FcPatternAddBool (p, FC_ANTIALIAS, 1); |
1570 | |
1614 | |
1571 | XftResult result; |
1615 | XftResult result; |
1572 | FcPattern *match = XftFontMatch (term->display->display, term->display->screen, p, &result); |
1616 | FcPattern *match = XftFontMatch (term->dpy, term->display->screen, p, &result); |
1573 | |
1617 | |
1574 | FcPatternDestroy (p); |
1618 | FcPatternDestroy (p); |
1575 | |
1619 | |
1576 | if (match) |
1620 | if (match) |
1577 | { |
1621 | { |