ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/rxvtfont.C
(Generate patch)

Comparing rxvt-unicode/src/rxvtfont.C (file contents):
Revision 1.56 by root, Fri Dec 10 19:55:55 2004 UTC vs.
Revision 1.187 by root, Thu Jan 26 13:07:22 2012 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: defaultfont.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 2 of the License, or
… …
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details. 15 * GNU General Public License for more details.
16 * 16 *
17 * You should have received a copy of the GNU General Public License 17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software 18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 *---------------------------------------------------------------------*/ 20 *---------------------------------------------------------------------*/
21 21
22#include "../config.h" 22#include "../config.h"
23#include "rxvt.h" 23#include "rxvt.h"
24#include "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 \
40 ? ((prop)->width * (wcw) * MAX_OVERLAP_ITALIC + 7) >> 3 \
41 : ((prop)->width * (wcw) * MAX_OVERLAP_ROMAN + 7) >> 3 \
42 ))
43
36const struct rxvt_fallback_font { 44static 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" }, 141 { CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" },
138 { CS_UNICODE, "xft:Arial Unicode MS:antialias=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
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" },
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 eosn't trust the font either. 156// pango uses a similar algorithm and doesn't trust the font either.
149static uint16_t extent_test_chars[] = { 157static uint16_t extent_test_chars[] = {
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
159#if XFT
160rxvt_drawable::~rxvt_drawable ()
161{
162 if (xftdrawable)
163 XftDrawDestroy (xftdrawable);
164}
165
166rxvt_drawable::operator XftDraw *()
167{
168 if (!xftdrawable)
169 xftdrawable = XftDrawCreate (display->display, drawable, display->visual, display->cmap);
170
171 return xftdrawable;
172}
173#endif
174
175/////////////////////////////////////////////////////////////////////////////
176
177static void *enc_buf;
178static uint32_t enc_len;
179
180static inline void *
181get_enc_buf (uint32_t len)
182{
183 if (len > enc_len)
184 {
185 free (enc_buf);
186 enc_buf = malloc (len);
187 enc_len = len;
188 }
189
190 return enc_buf;
191}
192 167
193static const char * 168static const char *
194enc_char (const text_t *text, uint32_t len, codeset cs, bool &zero) 169enc_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);
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
214static const XChar2b * 190static const XChar2b *
215enc_xchar2b (const text_t *text, uint32_t len, codeset cs, bool &zero) 191enc_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);
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
216rxvt_font::rxvt_font ()
217: name(0), width(rxvt_fontprop::unset), height(rxvt_fontprop::unset)
218{
219}
220
239void 221void
240rxvt_font::set_name (char *name) 222rxvt_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
249void 231void
250rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) 232rxvt_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;
236
237 if (color == Color_bg || color == Color_transparent)
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
242 Picture dst;
243
244# ifdef HAVE_BG_PIXMAP
245 if (term->bg_pixmap
246 && !term->pix_colors[color].is_opaque ()
247 && ((dst = XftDrawPicture (d))))
248 {
249 XClearArea (disp, d, x, y, w, h, false);
250
251 Picture solid_color_pict = XftDrawSrcPicture (d, &term->pix_colors[color].c);
252 XRenderComposite (disp, PictOpOver, solid_color_pict, None, dst, 0, 0, 0, 0, x, y, w, h);
253 }
254 else
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
267struct rxvt_font_default : rxvt_font { 267struct rxvt_font_default : rxvt_font {
268 struct rxvt_fontset *fs; 268 struct rxvt_fontset *fs;
269 269
270 rxvt_font_default (rxvt_fontset *fs) 270 rxvt_font_default (rxvt_fontset *fs)
… …
276 rxvt_fontprop properties () 276 rxvt_fontprop properties ()
277 { 277 {
278 rxvt_fontprop p; 278 rxvt_fontprop p;
279 279
280 p.width = p.height = 1; 280 p.width = p.height = 1;
281 p.ascent = rxvt_fontprop::unset;
281 p.weight = rxvt_fontprop::medium; 282 p.weight = rxvt_fontprop::medium;
282 p.slant = rxvt_fontprop::roman; 283 p.slant = rxvt_fontprop::roman;
283 284
284 return p; 285 return p;
285 } 286 }
286 287
287 bool load (const rxvt_fontprop &prop) 288 bool load (const rxvt_fontprop &prop, bool force_prop)
288 { 289 {
289 width = 1; height = 1; 290 width = 1; height = 1;
290 ascent = 1; descent = 0; 291 ascent = 1; descent = 0;
291 292
292 set_name (strdup ("built-in support font")); 293 set_name (strdup ("built-in support font"));
293 294
294 return true; 295 return true;
295 } 296 }
296 297
297 bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) 298 bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const
298 { 299 {
299 careful = false; 300 careful = false;
300 301
301 if (unicode <= 0x001f) 302 if (unicode <= 0x001f)
302 return true; 303 return true;
… …
305 return false; 306 return false;
306 307
307 if (unicode <= 0x009f) 308 if (unicode <= 0x009f)
308 return true; 309 return true;
309 310
311#ifdef BUILTIN_GLYPHS
310 if (unicode >= 0x2500 && unicode <= 0x259f) 312 if (unicode >= 0x2500 && unicode <= 0x259f &&
313 !term->option (Opt_skipBuiltinGlyphs))
311 return true; 314 return true;
315#endif
312 316
313 if (IS_COMPOSE (unicode)) 317 if (IS_COMPOSE (unicode))
314 return true; 318 return true;
315 319
316 switch (unicode) 320 switch (unicode)
… …
331void 335void
332rxvt_font_default::draw (rxvt_drawable &d, int x, int y, 336rxvt_font_default::draw (rxvt_drawable &d, int x, int y,
333 const text_t *text, int len, 337 const text_t *text, int len,
334 int fg, int bg) 338 int fg, int bg)
335{ 339{
340 dTermDisplay;
341 dTermGC;
342
336 clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); 343 clear_rect (d, x, y, term->fwidth * len, term->fheight, bg);
337 344
338 XSetForeground (d.display->display, TGC, r->pix_colors[fg]); 345 XSetForeground (disp, gc, term->pix_colors[fg]);
339 346
340 while (len) 347 while (len)
341 { 348 {
342#if ENABLE_COMBINING 349#if ENABLE_COMBINING
343 compose_char *cc; 350 compose_char *cc;
… …
347 354
348 while (++text, --len && *text == NOCHAR) 355 while (++text, --len && *text == NOCHAR)
349 ; 356 ;
350 357
351 int width = text - tp; 358 int width = text - tp;
352 int fwidth = r->TermWin.fwidth * width; 359 int fwidth = term->fwidth * width;
353 360
361#ifdef BUILTIN_GLYPHS
354 if (0x2500 <= t && t <= 0x259f) 362 if (0x2500 <= t && t <= 0x259f)
355 { 363 {
364# include "table/linedraw.h"
356 uint16_t offs = linedraw_offs[t - 0x2500]; 365 uint16_t offs = linedraw_offs[t - 0x2500];
357 uint32_t *a = linedraw_command + (offs >> 4); 366 uint32_t *a = linedraw_command + (offs >> 4);
358 uint32_t *b = a + (offs & 15); 367 uint32_t *b = a + (offs & 15);
359 368
360 int W = fwidth; 369 int W = fwidth;
361 int H = r->TermWin.fheight; 370 int H = term->fheight;
362 371
363 int x_[16]; 372 int x_[16];
364 int y_[16]; 373 int y_[16];
365 374
366 for (int i = 0; i <= 8; i++) 375 for (int i = 0; i <= 8; i++)
… …
374 383
375 XGCValues gcv; 384 XGCValues gcv;
376 385
377 gcv.cap_style = CapButt; 386 gcv.cap_style = CapButt;
378 gcv.line_width = 0; 387 gcv.line_width = 0;
379 XChangeGC (d.display->display, TGC, GCLineWidth | GCCapStyle, &gcv); 388 XChangeGC (disp, gc, GCLineWidth | GCCapStyle, &gcv);
380 389
381 while (a < b) 390 while (a < b)
382 { 391 {
383 uint32_t command = *a++; 392 uint32_t command = *a++;
384 393
… …
391 int y2 = y_[(command >> 0) & 15]; 400 int y2 = y_[(command >> 0) & 15];
392 401
393 switch (op) 402 switch (op)
394 { 403 {
395 case 0: // line 404 case 0: // line
396 XDrawLine (d.display->display, d, TGC, x1, y1, x2, y2); 405 XDrawLine (disp, d, gc, x1, y1, x2, y2);
397 break; 406 break;
398 407
399 case 1: // rectangle, possibly stippled 408 case 1: // rectangle, possibly stippled
400 if (a) 409 if (a)
401 { 410 {
402 static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 }; 411 static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 };
403 412
404 gcv.fill_style = FillStippled; 413 gcv.fill_style = FillStippled;
405 gcv.stipple = XCreateBitmapFromData (d.display->display, d, bm + a * 2, 2, 2); 414 gcv.stipple = XCreateBitmapFromData (disp, d, bm + a * 2, 2, 2);
406 gcv.ts_x_origin = x; 415 gcv.ts_x_origin = x;
407 gcv.ts_y_origin = y; 416 gcv.ts_y_origin = y;
408 417
409 XChangeGC (d.display->display, TGC, 418 XChangeGC (disp, gc,
410 GCFillStyle | GCStipple | GCTileStipXOrigin | GCTileStipYOrigin, 419 GCFillStyle | GCStipple | GCTileStipXOrigin | GCTileStipYOrigin,
411 &gcv); 420 &gcv);
412 } 421 }
413 422
414 XFillRectangle (d.display->display, d, TGC, x1, y1, x2 - x1 + 1, y2 - y1 + 1); 423 XFillRectangle (disp, d, gc, x1, y1, x2 - x1 + 1, y2 - y1 + 1);
415 424
416 if (a) 425 if (a)
417 { 426 {
418 XFreePixmap (d.display->display, gcv.stipple); 427 XFreePixmap (disp, gcv.stipple);
419 gcv.stipple = 0; 428 gcv.stipple = 0;
420 gcv.fill_style = FillSolid; 429 gcv.fill_style = FillSolid;
421 XChangeGC (d.display->display, TGC, GCFillStyle, &gcv); 430 XChangeGC (disp, gc, GCFillStyle, &gcv);
422 } 431 }
423 break; 432 break;
424 case 2: // arc 433 case 2: // arc
425 XDrawArc (d.display->display, d, TGC, 434 XDrawArc (disp, d, gc,
426 x1 - W/2, y1 - H/2, W-1, H-1, 435 x1 - W/2, y1 - H/2, W-1, H-1,
427 (a - 1) * 90*64, (b - 1) * 90*64); 436 (a - 1) * 90*64, (b - 1) * 90*64);
428 break; 437 break;
429 } 438 }
430 } 439 }
431 } 440 }
441#else
442 if (0)
443 ;
444#endif
432#if ENABLE_COMBINING 445#if ENABLE_COMBINING
433 else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) 446 else if (IS_COMPOSE (t) && (cc = rxvt_composite[t]))
434 { 447 {
448 min_it (width, 2); // we only support wcwidth up to 2
449
435 text_t chrs[2]; 450 text_t chrs[2];
436 width = min (2, width);
437 chrs [1] = NOCHAR; 451 chrs [1] = NOCHAR;
438 452
439 *chrs = cc->c1; 453 *chrs = cc->c1;
440 rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; 454 rxvt_font *f1 = (*fs)[fs->find_font_idx (cc->c1)];
441 f1->draw (d, x, y, chrs, width, fg, bg); 455 f1->draw (d, x, y, chrs, width, fg, bg);
442 456
443 if (cc->c2 != NOCHAR) 457 if (cc->c2 != NOCHAR)
444 { 458 {
445 bool careful; 459 bool careful;
446 460
447 // prefer font of first character, for no good reasons 461 // prefer font of first character, for no good reasons
448 *chrs = cc->c2; 462 *chrs = cc->c2;
449 rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) 463 rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful)
450 ? f1 464 ? f1
451 : (*fs)[fs->find_font (cc->c2)]; 465 : (*fs)[fs->find_font_idx (cc->c2)];
452 466
453 f2->draw (d, x, y, chrs, width, fg, -1); 467 f2->draw (d, x, y, chrs, width, fg, Color_none);
454 } 468 }
455 } 469 }
456#endif 470#endif
457 else 471 else
458 switch (t) 472 switch (t)
… …
461 case ZERO_WIDTH_CHAR: 475 case ZERO_WIDTH_CHAR:
462 case NOCHAR: 476 case NOCHAR:
463 break; 477 break;
464 478
465 default: 479 default:
466 XDrawRectangle (d.display->display, d, TGC, x + 2, y + 2, 480 XDrawRectangle (disp, d, gc, x + 2, y + 2,
467 fwidth - 4, r->TermWin.fheight - 4); 481 fwidth - 4, term->fheight - 4);
468 } 482 }
469 483
470 x += fwidth; 484 x += fwidth;
471 } 485 }
472} 486}
487
488struct rxvt_font_overflow : rxvt_font {
489 struct rxvt_fontset *fs;
490
491 rxvt_font_overflow (rxvt_fontset *fs)
492 : rxvt_font ()
493 {
494 this->fs = fs;
495 }
496
497 rxvt_fontprop properties ()
498 {
499 rxvt_fontprop p;
500
501 p.width = p.height = 1;
502 p.ascent = rxvt_fontprop::unset;
503 p.weight = rxvt_fontprop::medium;
504 p.slant = rxvt_fontprop::roman;
505
506 return p;
507 }
508
509 bool load (const rxvt_fontprop &prop, bool force_prop)
510 {
511 width = 1; height = 1;
512 ascent = 1; descent = 0;
513
514 set_name (strdup ("built-in rendition overflow font"));
515
516 return true;
517 }
518
519 bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const
520 {
521 return false;
522 }
523
524 void draw (rxvt_drawable &d, int x, int y,
525 const text_t *text, int len,
526 int fg, int bg)
527 {
528 while (len)
529 {
530 int fid = fs->find_font_idx (*text);
531 int w = 1;
532 while (w < len && text[w] == NOCHAR)
533 w++;
534 (*fs)[fid]->draw (d, x, y, text, w, fg, bg);
535 text += w;
536 len -= w;
537 x += term->fwidth * w;
538 }
539 }
540};
473 541
474///////////////////////////////////////////////////////////////////////////// 542/////////////////////////////////////////////////////////////////////////////
475 543
476struct rxvt_font_x11 : rxvt_font { 544struct rxvt_font_x11 : rxvt_font {
477 rxvt_font_x11 () { f = 0; } 545 rxvt_font_x11 () { f = 0; }
478 546
479 void clear (); 547 void clear ();
480 548
481 rxvt_fontprop properties (); 549 rxvt_fontprop properties ();
482 550
483 bool load (const rxvt_fontprop &prop); 551 bool load (const rxvt_fontprop &prop, bool force_prop);
484 552
485 bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful); 553 bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const;
486 554
487 void draw (rxvt_drawable &d, int x, int y, 555 void draw (rxvt_drawable &d, int x, int y,
488 const text_t *text, int len, 556 const text_t *text, int len,
489 int fg, int bg); 557 int fg, int bg);
490 558
491 bool slow; // wether this is a proportional font or has other funny characteristics 559 bool slow; // whether this is a proportional font or has other funny characteristics
492 XFontStruct *f; 560 XFontStruct *f;
493 codeset cs;
494 bool enc2b, encm; 561 bool enc2b, encm;
495 562
496 char *get_property (XFontStruct *f, const char *property, const char *repl) const; 563 char *get_property (XFontStruct *f, Atom property, const char *repl) const;
497 bool set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth); 564 bool set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth);
498 bool set_properties (rxvt_fontprop &p, XFontStruct *f); 565 bool set_properties (rxvt_fontprop &p, XFontStruct *f);
499 bool set_properties (rxvt_fontprop &p, const char *name); 566 bool set_properties (rxvt_fontprop &p, const char *name);
500}; 567};
501 568
502char * 569char *
503rxvt_font_x11::get_property (XFontStruct *f, const char *property, const char *repl) const 570rxvt_font_x11::get_property (XFontStruct *f, Atom property, const char *repl) const
504{ 571{
505 unsigned long value; 572 unsigned long value;
506 573
507 if (XGetFontProperty (f, XInternAtom (DISPLAY, property, 0), &value)) 574 if (XGetFontProperty (f, property, &value))
508 return XGetAtomName (DISPLAY, value); 575 return XGetAtomName (term->dpy, value);
509 else 576 else
510 return rxvt_strdup (repl); 577 return repl ? strdup (repl) : 0;
511} 578}
512 579
513rxvt_fontprop 580rxvt_fontprop
514rxvt_font_x11::properties () 581rxvt_font_x11::properties ()
515{ 582{
… …
519} 586}
520 587
521bool 588bool
522rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) 589rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth)
523{ 590{
524 p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2; 591 p.width = width != rxvt_fontprop::unset ? width
592 : avgwidth ? (avgwidth + 1) / 10
593 : (height + 1) / 2;
525 p.height = height; 594 p.height = height;
595 p.ascent = rxvt_fontprop::unset;
526 p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; 596 p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium;
527 p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; 597 p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic;
528 598
529 return true; 599 return true;
530} 600}
531 601
532bool 602bool
533rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f) 603rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f)
534{ 604{
535 unsigned long height; 605 unsigned long height;
606
607#if 0
536 if (!XGetFontProperty (f, XInternAtom (DISPLAY, "PIXEL_SIZE", 0), &height)) 608 if (!XGetFontProperty (f, XInternAtom (term->dpy, "PIXEL_SIZE", 0), &height))
537 return false; 609 return false;
610#else
611 height = f->ascent + f->descent;
612#endif
538 613
539 unsigned long avgwidth; 614 unsigned long avgwidth;
540 if (!XGetFontProperty (f, XInternAtom (DISPLAY, "AVERAGE_WIDTH", 0), &avgwidth)) 615 if (!XGetFontProperty (f, term->xa [XA_AVERAGE_WIDTH], &avgwidth))
541 avgwidth = 0; 616 avgwidth = 0;
542 617
543 char *weight = get_property (f, "WEIGHT_NAME", "medium"); 618 char *weight = get_property (f, term->xa [XA_WEIGHT_NAME], "medium");
544 char *slant = get_property (f, "SLANT", "r"); 619 char *slant = get_property (f, term->xa [XA_SLANT], "r");
545 620
546 set_properties (p, height, weight, slant, avgwidth); 621 set_properties (p, height, weight, slant, avgwidth);
547 622
548 free (weight); 623 free (weight);
549 free (slant); 624 free (slant);
550 625
626 p.ascent = f->ascent;
627
551 return true; 628 return true;
552} 629}
553 630
554bool 631bool
555rxvt_font_x11::set_properties (rxvt_fontprop &p, const char *name) 632rxvt_font_x11::set_properties (rxvt_fontprop &p, const char *name)
556{ 633{
634 dTermDisplay;
557 int slashes = 0; 635 int slashes = 0;
558 const char *comp[13]; 636 const char *comp[13];
559 637
560 for (const char *c = name; *c; c++) 638 for (const char *c = name; *c; c++)
561 if (*c == '-') 639 if (*c == '-')
… …
569 if (slashes >= 13 647 if (slashes >= 13
570 && (*comp[ 6] >= '1' && *comp[ 6] <= '9') 648 && (*comp[ 6] >= '1' && *comp[ 6] <= '9')
571 && (*comp[11] >= '0' && *comp[11] <= '9')) 649 && (*comp[11] >= '0' && *comp[11] <= '9'))
572 return set_properties (p, atoi (comp[6]), comp[2], comp[3], atoi (comp[11])); 650 return set_properties (p, atoi (comp[6]), comp[2], comp[3], atoi (comp[11]));
573 651
574 XFontStruct *f = XLoadQueryFont (DISPLAY, name); 652 XFontStruct *f = XLoadQueryFont (disp, name);
575 653
576 if (f) 654 if (f)
577 { 655 {
578 // the font should really exist now. if not, we have a problem 656 // the font should really exist now. if not, we have a problem
579 // (e.g. if the user did xset fp rehash just when we were searching fonts). 657 // (e.g. if the user did xset fp rehash just when we were searching fonts).
580 // in that case, just return garbage. 658 // in that case, just return garbage.
581 bool ret = set_properties (p, f); 659 bool ret = set_properties (p, f);
582 XFreeFont (DISPLAY, f); 660 XFreeFont (disp, f);
583 return ret; 661 return ret;
584 } 662 }
585 else 663 else
586 return false; 664 return false;
587} 665}
588 666
589// fix the size of scalable fonts 667// fix the size of scalable fonts
590static bool 668static bool
591replace_field (char *buf, const char *name, int index, const char old, const char *replace) 669replace_field (char **ptr, const char *name, int index, const char old, const char *replace)
592{ 670{
593 int slashes = 0; 671 int slashes = 0;
594 const char *field, *end; 672 const char *field, *end;
595 673
596 for (const char *c = name; *c; c++) 674 for (const char *c = name; *c; c++)
… …
606 break; 684 break;
607 } 685 }
608 686
609 if (slashes >= 13 && (!old || *field == old)) 687 if (slashes >= 13 && (!old || *field == old))
610 { 688 {
611 // TODO: check for overflow in font-name 689 size_t len = field - name;
612 strncpy (buf, name, field - name); 690 *ptr = (char *)malloc (len + strlen (replace) + strlen (end) + 1);
613 buf += field - name; 691 memcpy (*ptr, name, len);
614 strcpy (buf, replace); 692 strcpy (*ptr + len, replace);
615 strcat (buf, end); 693 strcat (*ptr, end);
616 694
617 return true; 695 return true;
618 } 696 }
619 else 697 else
620 { 698 {
621 strcpy (buf, name); 699 *ptr = strdup (name);
622 700
623 return false; 701 return false;
624 } 702 }
625} 703}
626 704
627bool 705bool
628rxvt_font_x11::load (const rxvt_fontprop &prop) 706rxvt_font_x11::load (const rxvt_fontprop &prop, bool force_prop)
629{ 707{
708 dTermDisplay;
709
630 clear (); 710 clear ();
631 711
632 char field_str[64]; // enough for 128 bits 712 char field_str[64]; // enough for 128 bits
633 713
634 // first morph the font if required 714 // first morph the font if required
635 if (prop.weight != rxvt_fontprop::unset 715 if (force_prop)
636 || prop.slant != rxvt_fontprop::unset)
637 { 716 {
638 char fname[1024]; 717 char *fname;
639 718
640 if (name[0] != '-') 719 if (name[0] != '-')
641 { 720 {
642 f = XLoadQueryFont (DISPLAY, name); 721 f = XLoadQueryFont (disp, name);
643 722
644 if (!f) 723 if (!f)
645 return false; 724 return false;
646 725
647 char *new_name = get_property (f, "FONT", name); 726 char *new_name = get_property (f, XA_FONT, 0);
648 727
649 if (new_name) 728 if (new_name)
650 set_name (new_name); 729 set_name (new_name);
651 else 730 else
652 rxvt_warn ("font '%s' has no FONT property, continuing without.", name); 731 rxvt_warn ("font '%s' has no FONT property, continuing without.\n", name);
653 732
654 XFreeFont (DISPLAY, f); 733 XFreeFont (disp, f);
655 f = 0; 734 f = 0;
656 } 735 }
657 736
658 if (prop.weight != rxvt_fontprop::unset) 737 if (prop.weight != rxvt_fontprop::unset)
659 { 738 {
660 replace_field (fname, name, 2, 0, 739 replace_field (&fname, name, 2, 0,
661 prop.weight < rxvt_fontprop::bold 740 prop.weight < rxvt_fontprop::bold
662 ? "medium" : "bold"); 741 ? "medium" : "bold");
663 set_name (strdup (fname)); 742 set_name (fname);
664 } 743 }
665 744
666 if (prop.slant != rxvt_fontprop::unset) 745 if (prop.slant != rxvt_fontprop::unset)
667 { 746 {
668 replace_field (fname, name, 3, 0, 747 replace_field (&fname, name, 3, 0,
669 prop.slant < rxvt_fontprop::italic 748 prop.slant < rxvt_fontprop::italic
670 ? "r" : "i"); // TODO: handle "o"blique, too 749 ? "r" : "i"); // TODO: handle "o"blique, too
671 set_name (strdup (fname)); 750 set_name (fname);
672 } 751 }
752 }
753
754 sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset
755 ? 0 : prop.height);
756
757 struct font_weight {
758 char *name;
759 int diff;
760
761 void clear ()
673 } 762 {
763 name = 0;
764 diff = 0x7fffffff;
765 }
766
767 font_weight () { clear (); }
768 ~font_weight () { free (name); }
769 };
674 770
675 char **list; 771 char **list;
676 int count; 772 int count;
677 list = XListFonts (DISPLAY, name, 1024, &count); 773 list = XListFonts (disp, name, 4000, &count);
678 774
679 set_name (0); 775 set_name (0);
680 776
681 if (!list) 777 if (!list)
682 return false; 778 return false;
683 779
684 sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset 780 font_weight *fonts = new font_weight[count];
685 ? 0 : prop.height);
686 781
687 int bestdiff = 0x7fffffff;
688 for (int i = 0; i < count; i++) 782 for (int i = 0; i < count; i++)
689 { 783 {
690 rxvt_fontprop p; 784 rxvt_fontprop p;
691 char fname[1024]; 785 char *fname;
692 786
693 int diff = 0; 787 int diff = 0;
694 788
695 if (replace_field (fname, list[i], 6, '0', field_str)) 789 if (replace_field (&fname, list[i], 6, '0', field_str))
696 diff += 10; // slightly penalize scalable fonts 790 diff += 10; // slightly penalize scalable fonts
791 else
792 {
793 free (fname);
794 if (replace_field (&fname, list[i], 11, '0', "0"))
795 diff += 300; // more heavily penalize what looks like scaled bitmap fonts
796 }
697 797
698 if (!set_properties (p, fname)) 798 if (!set_properties (p, fname)
799 // also weed out too large fonts
800 || (prop.height != rxvt_fontprop::unset
801 && p.height > prop.height))
802 {
803 free (fname);
699 continue; 804 continue;
700 805 }
701 if (prop.height != rxvt_fontprop::unset
702 && p.height > prop.height) // weed out too large fonts
703 continue;
704 806
705 if (prop.height != rxvt_fontprop::unset) diff += (prop.height - p.height) * 128; 807 if (prop.height != rxvt_fontprop::unset) diff += (prop.height - p.height) * 128;
706 if (prop.weight != rxvt_fontprop::unset) diff += abs (prop.weight - p.weight); 808 if (prop.weight != rxvt_fontprop::unset) diff += abs (prop.weight - p.weight);
707 if (prop.slant != rxvt_fontprop::unset) diff += abs (prop.slant - p.slant); 809 if (prop.slant != rxvt_fontprop::unset) diff += abs (prop.slant - p.slant);
708 //if (prop.width != rxvt_fontprop::unset) diff += abs (prop.width - p.width); 810 //if (prop.width != rxvt_fontprop::unset) diff += abs (prop.width - p.width);
709 811
710 if (!name // compare against best found so far 812 fonts[i].name = fname;
711 || diff < bestdiff) 813 fonts[i].diff = diff;
712 {
713 set_name (strdup (fname));
714 bestdiff = diff;
715 }
716 } 814 }
717 815
718 XFreeFontNames (list); 816 XFreeFontNames (list);
719 817
720 if (!name) 818 // this loop only iterates when the guessed font-size is too small
721 return false; 819 for (;;)
820 {
821 font_weight *best = fonts;
722 822
723 f = XLoadQueryFont (DISPLAY, name); 823 for (font_weight *w = fonts + 1; w < fonts + count; w++)
824 if (w->diff < best->diff)
825 best = w;
826
827 if (!best->name
828 || !(f = XLoadQueryFont (disp, best->name)))
829 break;
830
831 set_name (best->name);
832 best->clear ();
833
834 ascent = f->ascent;
835 descent = f->descent;
836 height = ascent + descent;
837
838 if (prop.height == rxvt_fontprop::unset
839 || height <= prop.height)
840 break; // font is ready for use
841
842 // PIXEL_SIZE small enough, but real height too large
843 clear ();
844 }
845
846 delete [] fonts;
724 847
725 if (!f) 848 if (!f)
726 return false; 849 return false;
727 850
728 char *registry = get_property (f, "CHARSET_REGISTRY", 0); 851 char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0);
729 char *encoding = get_property (f, "CHARSET_ENCODING", 0); 852 char *encoding = get_property (f, term->xa [XA_CHARSET_ENCODING], 0);
853
854 cs = CS_UNKNOWN;
730 855
731 if (registry && encoding) 856 if (registry && encoding)
732 { 857 {
733 char charset[64]; 858 char charset[64];
734 snprintf (charset, 64, "%s-%s", registry, encoding); 859 snprintf (charset, 64, "%s-%s", registry, encoding);
735 860
736 cs = codeset_from_name (charset); 861 cs = codeset_from_name (charset);
737 } 862
738 else 863 if (cs == CS_UNKNOWN)
864 rxvt_warn ("%s: cannot deduce encoding from registry/encoding properties \"%s\", ignoring font.\n", name, charset);
739 { 865 }
866
867 free (registry);
868 free (encoding);
869
870 if (cs == CS_UNKNOWN)
871 {
740 const char *charset = get_property (f, "FONT", 0); 872 char *value = get_property (f, XA_FONT, 0);
873 const char *charset = value;
741 874
742 if (!charset) 875 if (!charset)
743 charset = name; 876 charset = name;
744 877
745 int count = 13; 878 int count = 13;
746 while (*charset) 879 while (*charset)
747 if (*charset++ == '-' && !--count) 880 if (*charset++ == '-' && !--count)
748 break; 881 break;
749 882
750 cs = codeset_from_name (charset); 883 cs = codeset_from_name (charset);
884 if (cs == CS_UNKNOWN)
885 rxvt_warn ("%s: cannot deduce encoding from font name property \"%s\", ignoring font.\n", name, charset);
886
887 free (value);
888 }
889
890 if (cs == CS_UNKNOWN)
751 } 891 {
752 892 clear ();
753 free (registry); 893 return false;
754 free (encoding); 894 }
755 895
756 if (cs == CS_UNICODE) 896 if (cs == CS_UNICODE)
757 cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font 897 cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font
758 898
759 encm = f->min_byte1 != 0 || f->max_byte1 != 0; 899 encm = f->min_byte1 != 0 || f->max_byte1 != 0;
760 enc2b = encm || f->max_char_or_byte2 > 255; 900 enc2b = encm || f->max_char_or_byte2 > 255;
761 901
762 ascent = f->ascent;
763 descent = f->descent;
764 height = ascent + descent;
765
766 slow = false; 902 slow = false;
767 903
768#if 1 // only used for slow detection, TODO optimize 904#if 1 // only used for slow detection, TODO optimize
769 if (f->min_bounds.width == f->max_bounds.width) 905 if (f->min_bounds.width == f->max_bounds.width || !f->per_char)
770 width = f->min_bounds.width;
771 else if (f->per_char == NULL)
772 width = f->max_bounds.width; 906 width = f->max_bounds.width;
773 else 907 else
774 { 908 {
775 slow = true; 909 slow = true;
776 910
777 int N = f->max_char_or_byte2 - f->min_char_or_byte2; 911 int N = f->max_char_or_byte2 - f->min_char_or_byte2;
778 912
779 if (encm) 913 if (encm)
780 N += (f->max_byte1 - f->min_byte1) 914 N += (f->max_byte1 - f->min_byte1)
781 * (f->max_char_or_byte2 - f->min_char_or_byte2 + 1); 915 * (f->max_char_or_byte2 - f->min_char_or_byte2 + 1);
782 916
783 while (N) 917 while (N)
784 { 918 {
785 if (f->per_char[N].width > width) 919 if (f->per_char[N].width > width)
786 width = f->per_char[N].width; 920 width = f->per_char[N].width;
787 921
… …
790 } 924 }
791#endif 925#endif
792 926
793 width = 1; 927 width = 1;
794 928
795 for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) 929 for (uint16_t *t = extent_test_chars; t < extent_test_chars + ecb_array_length (extent_test_chars); t++)
796 { 930 {
797 if (cs != CS_UNICODE
798 && *t > 0x100
799 && FROM_UNICODE (cs, *t) == NOCHAR) 931 if (FROM_UNICODE (cs, *t) == NOCHAR)
800 continue; 932 continue;
801 933
802 // ignore characters we wouldn't use anyways 934 // ignore characters we wouldn't use anyways
803 bool careful; 935 bool careful;
804 if (!has_char (*t, &prop, careful)) 936 if (!has_char (*t, &prop, careful))
… …
808 940
809 XCharStruct g; 941 XCharStruct g;
810 int dir_ret, asc_ret, des_ret; 942 int dir_ret, asc_ret, des_ret;
811 XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); 943 XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g);
812 944
813 int wcw = wcwidth (*t); if (wcw > 0) g.width = g.width / wcw; 945 int wcw = WCWIDTH (*t);
946 if (wcw > 0) g.width = (g.width + wcw - 1) / wcw;
814 947
815 if (width < g.width) width = g.width; 948 if (width < g.width) width = g.width;
816 }
817
818 if (cs == CS_UNKNOWN)
819 { 949 }
820 fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name);
821 950
951#if 0 // do it per-character
952 if (prop && width > prop->width)
953 {
822 clear (); 954 clear ();
823 return false; 955 return false;
824 } 956 }
825
826#if 0 // do it per-character
827 if (prop && width > prop->width)
828 {
829 clear ();
830 return false;
831 }
832#endif 957#endif
833 958
834 return true; 959 return true;
835} 960}
836 961
837void 962void
838rxvt_font_x11::clear () 963rxvt_font_x11::clear ()
839{ 964{
840 if (f) 965 if (f)
841 { 966 {
842 XFreeFont (DISPLAY, f); 967 XFreeFont (term->dpy, f);
843 f = 0; 968 f = 0;
844 } 969 }
845} 970}
846 971
847bool 972bool
848rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) 973rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const
849{ 974{
975 careful = false;
976
850 uint32_t ch = FROM_UNICODE (cs, unicode); 977 uint32_t ch = FROM_UNICODE (cs, unicode);
851 978
852 if (ch == NOCHAR) 979 if (ch == NOCHAR)
853 return false; 980 return false;
854 981
855 /* check wether the character exists in _this_ font. horrible. */ 982 /* check whether the character exists in _this_ font. horrible. */
856 XCharStruct *xcs; 983 XCharStruct *xcs;
857 984
858 if (encm) 985 if (encm)
859 { 986 {
860 unsigned char byte1 = ch >> 8; 987 unsigned char byte1 = ch >> 8;
… …
890 return false; 1017 return false;
891 1018
892 if (!prop || prop->width == rxvt_fontprop::unset) 1019 if (!prop || prop->width == rxvt_fontprop::unset)
893 return true; 1020 return true;
894 1021
895 // check character against base font bounding box 1022 // check whether character overlaps previous/next character
896 int w = xcs->width; 1023 int w = xcs->rbearing - xcs->lbearing;
897 int wcw = wcwidth (unicode); 1024 int wcw = max (WCWIDTH (unicode), 1);
898 if (wcw > 0) w /= wcw;
899 1025
900 careful = w > prop->width; 1026 careful = xcs->lbearing < 0 || xcs->rbearing > prop->width * wcw;
901 if (careful && w > prop->width * MAX_OVERLAP >> 2) 1027
1028 if (careful && !OVERLAP_OK (w, wcw, prop))
902 return false; 1029 return false;
903 1030
904 return true; 1031 return true;
905} 1032}
906 1033
… …
912 // this looks like a mess /. 1039 // this looks like a mess /.
913 // and it is a mess /. 1040 // and it is a mess /.
914 // yet we are trying to be perfect /. 1041 // yet we are trying to be perfect /.
915 // but the result still isn't perfect /. 1042 // but the result still isn't perfect /.
916 1043
1044 dTermDisplay;
1045 dTermGC;
1046
917 bool slow = this->slow 1047 bool slow = this->slow
918 || width != r->TermWin.fwidth 1048 || width != term->fwidth
919 || height != r->TermWin.fheight; 1049 || height != term->fheight;
920 1050
921 int base = ascent; // sorry, incorrect: r->TermWin.fbase; 1051 int base = ascent; // sorry, incorrect: term->fbase;
922 1052
923 XGCValues v; 1053 XGCValues v;
924 v.foreground = r->pix_colors[fg]; 1054 v.foreground = term->pix_colors[fg];
925 v.font = f->fid; 1055 v.font = f->fid;
926 1056
927 if (enc2b) 1057 if (enc2b)
928 { 1058 {
929 const XChar2b *xc = enc_xchar2b (text, len, cs, slow); 1059 const XChar2b *xc = enc_xchar2b (text, len, cs, slow);
930 1060
931 if (bg == Color_bg && !slow) 1061 if (bg == Color_bg && !slow)
932 { 1062 {
933 v.background = r->pix_colors[bg]; 1063 v.background = term->pix_colors[bg];
934 XChangeGC (d.display->display, TGC, GCForeground | GCBackground | GCFont, &v); 1064 XChangeGC (disp, gc, GCForeground | GCBackground | GCFont, &v);
935 XDrawImageString16 (d.display->display, d, TGC, x, y + base, xc, len); 1065 XDrawImageString16 (disp, d, gc, x, y + base, xc, len);
936 } 1066 }
937 else 1067 else
938 { 1068 {
939 clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); 1069 clear_rect (d, x, y, term->fwidth * len, term->fheight, bg);
940 1070
941 XChangeGC (d.display->display, TGC, GCForeground | GCFont, &v); 1071 XChangeGC (disp, gc, GCForeground | GCFont, &v);
942 1072
943 if (slow) 1073 if (slow)
944 { 1074 {
945 do 1075 do
946 { 1076 {
947 if (xc->byte1 || xc->byte2) 1077 if (xc->byte1 || xc->byte2)
948 XDrawString16 (d.display->display, d, TGC, x, y + base, xc, 1); 1078 XDrawString16 (disp, d, gc, x, y + base, xc, 1);
949 1079
950 x += r->TermWin.fwidth; 1080 x += term->fwidth;
951 xc++; len--; 1081 xc++; len--;
952 } 1082 }
953 while (len); 1083 while (len);
954 } 1084 }
955 else 1085 else
956 XDrawString16 (d.display->display, d, TGC, x, y + base, xc, len); 1086 XDrawString16 (disp, d, gc, x, y + base, xc, len);
957 } 1087 }
958 } 1088 }
959 else 1089 else
960 { 1090 {
961 const char *xc = enc_char (text, len, cs, slow); 1091 const char *xc = enc_char (text, len, cs, slow);
962 1092
963 if (bg == Color_bg && !slow) 1093 if (bg == Color_bg && !slow)
964 { 1094 {
965 v.background = r->pix_colors[bg]; 1095 v.background = term->pix_colors[bg];
966 XChangeGC (d.display->display, TGC, GCForeground | GCBackground | GCFont, &v); 1096 XChangeGC (disp, gc, GCForeground | GCBackground | GCFont, &v);
967 XDrawImageString (d.display->display, d, TGC, x, y + base, xc, len); 1097 XDrawImageString (disp, d, gc, x, y + base, xc, len);
968 } 1098 }
969 else 1099 else
970 { 1100 {
971 clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); 1101 clear_rect (d, x, y, term->fwidth * len, term->fheight, bg);
972 1102
973 XChangeGC (d.display->display, TGC, GCForeground | GCFont, &v); 1103 XChangeGC (disp, gc, GCForeground | GCFont, &v);
974 1104
975 if (slow) 1105 if (slow)
976 { 1106 {
977 do 1107 do
978 { 1108 {
979 if (*xc) 1109 if (*xc)
980 XDrawString (d.display->display, d, TGC, x, y + base, xc, 1); 1110 XDrawString (disp, d, gc, x, y + base, xc, 1);
981 1111
982 x += r->TermWin.fwidth; 1112 x += term->fwidth;
983 xc++; len--; 1113 xc++; len--;
984 } 1114 }
985 while (len); 1115 while (len);
986 } 1116 }
987 else 1117 else
988 XDrawString (d.display->display, d, TGC, x, y + base, xc, len); 1118 XDrawString (disp, d, gc, x, y + base, xc, len);
989 } 1119 }
990 } 1120 }
991} 1121}
992 1122
993///////////////////////////////////////////////////////////////////////////// 1123/////////////////////////////////////////////////////////////////////////////
… …
999 1129
1000 void clear (); 1130 void clear ();
1001 1131
1002 rxvt_fontprop properties (); 1132 rxvt_fontprop properties ();
1003 1133
1004 bool load (const rxvt_fontprop &prop); 1134 bool load (const rxvt_fontprop &prop, bool force_prop);
1005 1135
1006 void draw (rxvt_drawable &d, int x, int y, 1136 void draw (rxvt_drawable &d, int x, int y,
1007 const text_t *text, int len, 1137 const text_t *text, int len,
1008 int fg, int bg); 1138 int fg, int bg);
1009 1139
1010 bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &carefull); 1140 bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const;
1011 1141
1012protected: 1142protected:
1013 XftFont *f; 1143 XftFont *f;
1014}; 1144};
1015 1145
1016void 1146void
1017rxvt_font_xft::clear () 1147rxvt_font_xft::clear ()
1018{ 1148{
1019 if (f) 1149 if (f)
1020 { 1150 {
1021 XftFontClose (DISPLAY, f); 1151 XftFontClose (term->dpy, f);
1022 f = 0; 1152 f = 0;
1023 } 1153 }
1024} 1154}
1025 1155
1026rxvt_fontprop 1156rxvt_fontprop
… …
1030 1160
1031 FT_Face face = XftLockFace (f); 1161 FT_Face face = XftLockFace (f);
1032 1162
1033 p.width = width; 1163 p.width = width;
1034 p.height = height; 1164 p.height = height;
1165 p.ascent = ascent;
1035 p.weight = face->style_flags & FT_STYLE_FLAG_BOLD 1166 p.weight = face->style_flags & FT_STYLE_FLAG_BOLD
1036 ? rxvt_fontprop::bold : rxvt_fontprop::medium; 1167 ? rxvt_fontprop::bold : rxvt_fontprop::medium;
1037 p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC 1168 p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC
1038 ? rxvt_fontprop::italic : rxvt_fontprop::roman; 1169 ? rxvt_fontprop::italic : rxvt_fontprop::roman;
1039 1170
… …
1041 1172
1042 return p; 1173 return p;
1043} 1174}
1044 1175
1045bool 1176bool
1046rxvt_font_xft::load (const rxvt_fontprop &prop) 1177rxvt_font_xft::load (const rxvt_fontprop &prop, bool force_prop)
1047{ 1178{
1179 dTermDisplay;
1180
1048 clear (); 1181 clear ();
1049 1182
1050 FcPattern *p = FcNameParse ((FcChar8 *) name); 1183 FcPattern *p = FcNameParse ((FcChar8 *) name);
1051 1184
1052 if (!p) 1185 if (!p)
1053 return false; 1186 return false;
1054 1187
1055 FcValue v; 1188 FcValue v;
1056 1189
1057 if (prop.height != rxvt_fontprop::unset 1190 if (prop.height != rxvt_fontprop::unset
1058 || (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch 1191 && (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch
1059 && FcPatternGet (p, FC_SIZE, 0, &v) != FcResultMatch)) 1192 && FcPatternGet (p, FC_SIZE, 0, &v) != FcResultMatch))
1060 FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); 1193 FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height);
1061 1194
1062 if (prop.weight != rxvt_fontprop::unset 1195 if (prop.weight != rxvt_fontprop::unset
1063 && FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch) 1196 && (force_prop || FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch))
1064 FcPatternAddInteger (p, FC_WEIGHT, prop.weight); 1197 FcPatternAddInteger (p, FC_WEIGHT, prop.weight);
1065 1198
1066 if (prop.slant != rxvt_fontprop::unset 1199 if (prop.slant != rxvt_fontprop::unset
1067 && FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch) 1200 && (force_prop || FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch))
1068 FcPatternAddInteger (p, FC_SLANT, prop.slant); 1201 FcPatternAddInteger (p, FC_SLANT, prop.slant);
1069 1202
1070#if 0 // clipping unfortunately destroys our precious double-width-characters 1203#if 0 // clipping unfortunately destroys our precious double-width-characters
1071 // clip width, we can't do better, or can we? 1204 // clip width, we can't do better, or can we?
1072 if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) 1205 if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch)
1073 FcPatternAddInteger (p, FC_CHAR_WIDTH, prop->width); 1206 FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width);
1074#endif 1207#endif
1075 1208
1076 if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) 1209 if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch)
1077 FcPatternAddBool (p, FC_MINSPACE, 1); 1210 FcPatternAddBool (p, FC_MINSPACE, 1);
1078 1211
1079 // store generated name so iso14755 view gives better results 1212 // store generated name so iso14755 view gives better results
1080 set_name ((char *)FcNameUnparse (p)); 1213 set_name ((char *)FcNameUnparse (p));
1081 1214
1082 XftResult result; 1215 XftResult result;
1083 FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); 1216 FcPattern *match = XftFontMatch (disp, term->display->screen, p, &result);
1084 1217
1085 FcPatternDestroy (p); 1218 FcPatternDestroy (p);
1086 1219
1087 if (!match) 1220 if (!match)
1088 return false; 1221 return false;
… …
1090 int ftheight = 0; 1223 int ftheight = 0;
1091 bool success = true; 1224 bool success = true;
1092 1225
1093 for (;;) 1226 for (;;)
1094 { 1227 {
1095 f = XftFontOpenPattern (DISPLAY, FcPatternDuplicate (match)); 1228 p = FcPatternDuplicate (match);
1229 f = XftFontOpenPattern (disp, p);
1096 1230
1097 if (!f) 1231 if (!f)
1098 { 1232 {
1233 FcPatternDestroy (p);
1099 success = false; 1234 success = false;
1100 break; 1235 break;
1101 } 1236 }
1102 1237
1103 FT_Face face = XftLockFace (f); 1238 FT_Face face = XftLockFace (f);
… …
1109 1244
1110 bool scalable = face->face_flags & FT_FACE_FLAG_SCALABLE; 1245 bool scalable = face->face_flags & FT_FACE_FLAG_SCALABLE;
1111 1246
1112 XftUnlockFace (f); 1247 XftUnlockFace (f);
1113 1248
1114 for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) 1249 int glheight = height;
1250
1251 for (uint16_t *t = extent_test_chars; t < extent_test_chars + ecb_array_length (extent_test_chars); t++)
1115 { 1252 {
1116 FcChar16 ch = *t; 1253 FcChar16 ch = *t;
1117 1254
1118 if (cs != CS_UNICODE 1255 if (cs != CS_UNICODE
1119 && ch > 0x100 1256 && ch > 0x100
… …
1124 bool careful; 1261 bool careful;
1125 if (!has_char (*t, &prop, careful)) 1262 if (!has_char (*t, &prop, careful))
1126 continue; 1263 continue;
1127 1264
1128 XGlyphInfo g; 1265 XGlyphInfo g;
1129 XftTextExtents16 (DISPLAY, f, &ch, 1, &g); 1266 XftTextExtents16 (disp, f, &ch, 1, &g);
1130 1267
1268 g.width -= g.x;
1269
1131 int wcw = wcwidth (ch); 1270 int wcw = WCWIDTH (ch);
1132 if (wcw > 0) g.width = g.width / wcw; 1271 if (wcw > 0) g.width = (g.width + wcw - 1) / wcw;
1133 1272
1134 if (width < g.width) width = g.width; 1273 if (width < g.width ) width = g.width;
1135 if (height < g.height) height = g.height; 1274 if (height < g.height ) height = g.height;
1275 if (glheight < g.height - g.y) glheight = g.height - g.y;
1276 }
1277
1278 if (!width)
1279 {
1280 rxvt_warn ("unable to calculate font width for '%s', ignoring.\n", name);
1281
1282 XftFontClose (disp, f);
1283 f = 0;
1284
1285 success = false;
1286 break;
1136 } 1287 }
1137 1288
1138 if (prop.height == rxvt_fontprop::unset 1289 if (prop.height == rxvt_fontprop::unset
1139 || height <= prop.height 1290 || (height <= prop.height && glheight <= prop.height)
1140 || height <= 2 1291 || height <= 2
1141 || !scalable) 1292 || !scalable)
1142 break; 1293 break;
1143 1294
1144 if (ftheight) 1295 if (ftheight)
… …
1151 ftheight -= height - prop.height; 1302 ftheight -= height - prop.height;
1152 } 1303 }
1153 else 1304 else
1154 ftheight = prop.height - 1; 1305 ftheight = prop.height - 1;
1155 1306
1156 XftFontClose (DISPLAY, f); 1307 XftFontClose (disp, f);
1157 FcPatternDel (match, FC_PIXEL_SIZE); 1308 FcPatternDel (match, FC_PIXEL_SIZE);
1158 FcPatternAddInteger (match, FC_PIXEL_SIZE, ftheight); 1309 FcPatternAddInteger (match, FC_PIXEL_SIZE, ftheight);
1159 } 1310 }
1160 1311
1161 FcPatternDestroy (match); 1312 FcPatternDestroy (match);
1162 1313
1163#if 0 // do it per-character 1314#if 0 // do it per-character
… …
1170 1321
1171 return success; 1322 return success;
1172} 1323}
1173 1324
1174bool 1325bool
1175rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) 1326rxvt_font_xft::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const
1176{ 1327{
1177 careful = false; 1328 careful = false;
1178 1329
1179 if (!XftCharExists (DISPLAY, f, unicode)) 1330 if (!XftCharExists (term->dpy, f, unicode))
1180 return false; 1331 return false;
1181 1332
1182 if (!prop || prop->width == rxvt_fontprop::unset) 1333 if (!prop || prop->width == rxvt_fontprop::unset)
1183 return true; 1334 return true;
1184 1335
1185 // check character against base font bounding box 1336 // check character against base font bounding box
1186 FcChar32 ch = unicode; 1337 FcChar32 ch = unicode;
1187 XGlyphInfo g; 1338 XGlyphInfo g;
1188 XftTextExtents32 (DISPLAY, f, &ch, 1, &g); 1339 XftTextExtents32 (term->dpy, f, &ch, 1, &g);
1189 1340
1190 int w = g.width; 1341 int w = g.width - g.x;
1191 int wcw = wcwidth (unicode); 1342 int wcw = max (WCWIDTH (unicode), 1);
1192 if (wcw > 0) w /= wcw;
1193 1343
1194 careful = w > prop->width; 1344 careful = g.x > 0 || w > prop->width * wcw;
1195 if (careful && w > prop->width * MAX_OVERLAP >> 2) 1345
1346 if (careful && !OVERLAP_OK (w, wcw, prop))
1347 return false;
1348
1349 // this weeds out _totally_ broken fonts, or glyphs
1350 if (!OVERLAP_OK (g.xOff, wcw, prop))
1196 return false; 1351 return false;
1197 1352
1198 return true; 1353 return true;
1199} 1354}
1200 1355
1201void 1356void
1202rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, 1357rxvt_font_xft::draw (rxvt_drawable &d, int x, int y,
1203 const text_t *text, int len, 1358 const text_t *text, int len,
1204 int fg, int bg) 1359 int fg, int bg)
1205{ 1360{
1206 clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
1207
1208 int base = ascent; // should be fbase, but that is incorrect
1209
1210 XGlyphInfo extents; 1361 XGlyphInfo extents;
1211 FcChar32 *enc = (FcChar32 *) get_enc_buf (len * sizeof (FcChar32)); 1362 XftGlyphSpec *enc = rxvt_temp_buf<XftGlyphSpec> (len);
1212 FcChar32 *ep = enc; 1363 XftGlyphSpec *ep = enc;
1213 int ewidth = 0; 1364
1214 int xoff = 0; 1365 dTermDisplay;
1366 dTermGC;
1367
1368 int w = term->fwidth * len;
1369 int h = term->fheight;
1370
1371 bool buffered = bg >= Color_transparent
1372 && term->option (Opt_buffered);
1373
1374 // cut trailing spaces
1375 while (len && text [len - 1] == ' ')
1376 len--;
1377
1378 int x_ = buffered ? 0 : x;
1379 int y_ = buffered ? 0 : y;
1215 1380
1216 while (len) 1381 while (len)
1217 { 1382 {
1218 int cwidth = r->TermWin.fwidth; 1383 int cwidth = term->fwidth;
1219 FcChar32 fc = *text++; len--; 1384 FcChar32 fc = *text++; len--;
1220 FT_UInt gl;
1221 1385
1222 while (len && *text == NOCHAR) 1386 while (len && *text == NOCHAR)
1223 text++, len--, cwidth += r->TermWin.fwidth; 1387 text++, len--, cwidth += term->fwidth;
1224
1225 gl = XftCharIndex (d.display->display, f, fc);
1226 XftGlyphExtents (d.display->display, f, &gl, 1, &extents);
1227 1388
1228 if (extents.xOff != cwidth && ep != enc) 1389 if (fc != ' ') // skip spaces
1229 {
1230 if (xoff > ewidth) xoff = ewidth;
1231 XftDrawGlyphs (d, &r->pix_colors[fg].c, f,
1232 x + (ewidth - xoff >> 1),
1233 y + base, enc, ep - enc);
1234 x += ewidth;
1235
1236 ep = enc;
1237 ewidth = 0;
1238 xoff = 0;
1239 } 1390 {
1391 FT_UInt glyph = XftCharIndex (disp, f, fc);
1392 XftGlyphExtents (disp, f, &glyph, 1, &extents);
1240 1393
1241 if (fc == ' ' && ep == enc) // skip leading spaces 1394 ep->glyph = glyph;
1395 ep->x = x_ + (cwidth - extents.xOff >> 1);
1396 ep->y = y_ + ascent;
1397
1398 if (extents.xOff == 0)
1399 ep->x = x_ + cwidth;
1400
1401 ep++;
1242 { 1402 }
1403
1243 x += cwidth; 1404 x_ += cwidth;
1244 continue; 1405 }
1406
1407 if (buffered)
1408 {
1409 if (ep != enc)
1245 } 1410 {
1411 rxvt_drawable &d2 = d.screen->scratch_drawable (w, h);
1246 1412
1413#ifdef HAVE_BG_PIXMAP
1414 Picture dst = 0; // the only assignment is done conditionally in the following if condition
1415
1416 if (term->bg_pixmap
1417 && (bg == Color_transparent || bg == Color_bg
1418 || (bg >= 0 && !term->pix_colors[bg].is_opaque () && ((dst = XftDrawPicture (d2))))))
1419 {
1420 int src_x = x, src_y = y;
1421
1422 if (term->bg_flags & rxvt_term::BG_IS_TRANSPARENT)
1423 {
1424 src_x += term->window_vt_x;
1425 src_y += term->window_vt_y;
1426 }
1427
1428 if (term->bg_pmap_width >= src_x + w
1429 && term->bg_pmap_height >= src_y + h)
1430 {
1431 XCopyArea (disp, term->bg_pixmap, d2, gc,
1432 src_x, src_y, w, h, 0, 0);
1433 }
1434 else
1435 {
1436 XGCValues gcv;
1437
1438 gcv.fill_style = FillTiled;
1439 gcv.tile = term->bg_pixmap;
1440 gcv.ts_x_origin = -src_x;
1441 gcv.ts_y_origin = -src_y;
1442
1443 XChangeGC (disp, gc,
1444 GCTile | GCTileStipXOrigin | GCTileStipYOrigin | GCFillStyle,
1445 &gcv);
1446
1447 XFillRectangle (disp, d2, gc, 0, 0, w, h);
1448
1449 gcv.fill_style = FillSolid;
1450 XChangeGC (disp, gc, GCFillStyle, &gcv);
1451 }
1452
1453 if (dst)
1454 {
1455 Picture solid_color_pict = XftDrawSrcPicture (d2, &term->pix_colors[bg].c);
1456
1457 // dst can only be set when bg >= 0
1458 XRenderComposite (disp, PictOpOver, solid_color_pict, None, dst, 0, 0, 0, 0, 0, 0, w, h);
1459 }
1460 }
1461 else
1462#endif
1463 XftDrawRect (d2, &term->pix_colors[bg >= 0 ? bg : Color_bg].c, 0, 0, w, h);
1464
1465 XftDrawGlyphSpec (d2, &term->pix_colors[fg].c, f, enc, ep - enc);
1466 XCopyArea (disp, d2, d, gc, 0, 0, w, h, x, y);
1467 }
1247 else 1468 else
1248 { 1469 clear_rect (d, x, y, w, h, bg);
1249 *ep++ = gl;
1250 ewidth += cwidth;
1251 xoff += extents.xOff;
1252 }
1253 }
1254
1255 if (ep != enc)
1256 { 1470 }
1257 if (xoff > ewidth) xoff = ewidth; 1471 else
1258 XftDrawGlyphs (d, &r->pix_colors[fg].c, f,
1259 x + (ewidth - xoff >> 1),
1260 y + base, enc, ep - enc);
1261 } 1472 {
1473 clear_rect (d, x, y, w, h, bg);
1474 XftDrawGlyphSpec (d, &term->pix_colors[fg].c, f, enc, ep - enc);
1475 }
1262} 1476}
1477
1263#endif 1478#endif
1264 1479
1265///////////////////////////////////////////////////////////////////////////// 1480/////////////////////////////////////////////////////////////////////////////
1266 1481
1267rxvt_fontset::rxvt_fontset (rxvt_t r) 1482rxvt_fontset::rxvt_fontset (rxvt_term *term)
1268: r (r), fontdesc (0) 1483: fontdesc (0), term (term)
1269{ 1484{
1270 clear (); 1485 clear ();
1271} 1486}
1272 1487
1273rxvt_fontset::~rxvt_fontset () 1488rxvt_fontset::~rxvt_fontset ()
… …
1276} 1491}
1277 1492
1278void 1493void
1279rxvt_fontset::clear () 1494rxvt_fontset::clear ()
1280{ 1495{
1281 prop.width = prop.height = prop.weight = prop.slant 1496 prop.width = prop.height = prop.ascent = prop.weight = prop.slant
1282 = rxvt_fontprop::unset; 1497 = rxvt_fontprop::unset;
1498 force_prop = false;
1283 1499
1284 for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) 1500 for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++)
1285 FONT_UNREF (*i); 1501 (*i)->unref ();
1286 1502
1287 for (pagemap **p = fmap.begin (); p != fmap.end (); p++) 1503 for (pagemap **p = fmap.begin (); p != fmap.end (); p++)
1288 delete *p; 1504 delete [] *p;
1289 1505
1290 free (fontdesc); fontdesc = 0; 1506 free (fontdesc); fontdesc = 0;
1291 1507
1292 fonts.clear (); 1508 fonts.clear ();
1293 1509
1294 fallback = fallback_fonts; 1510 fallback = fallback_fonts;
1511}
1512
1513void
1514rxvt_fontset::prepare_font (rxvt_font *font, codeset cs)
1515{
1516 font->set_term (term);
1517
1518 font->cs = cs;
1519 font->loaded = false;
1295} 1520}
1296 1521
1297rxvt_font * 1522rxvt_font *
1298rxvt_fontset::new_font (const char *name, codeset cs) 1523rxvt_fontset::new_font (const char *name, codeset cs)
1299{ 1524{
1300 rxvt_font *f; 1525 rxvt_font *f;
1301 1526
1302 if (!name || !*name) 1527 if (!name || !*name)
1303 { 1528 {
1304 name = ""; 1529 name = "";
1305 f = new rxvt_font_default (this); 1530 f = new rxvt_font_default (this);
1306 } 1531 }
… …
1317 f = new rxvt_font_x11; 1542 f = new rxvt_font_x11;
1318 } 1543 }
1319 else 1544 else
1320 f = new rxvt_font_x11; 1545 f = new rxvt_font_x11;
1321 1546
1322 f->set_term (r);
1323 f->set_name (strdup (name)); 1547 f->set_name (strdup (name));
1324 1548 prepare_font (f, cs);
1325 f->cs = cs;
1326 f->loaded = false;
1327 1549
1328 return f; 1550 return f;
1329} 1551}
1330 1552
1331///////////////////////////////////////////////////////////////////////////// 1553/////////////////////////////////////////////////////////////////////////////
1554
1555void
1556rxvt_fontset::push_font (rxvt_font *font)
1557{
1558 // the fontCount index is reserved for the overflow font, it is only
1559 // necessary when we get fontCount or more fonts, as they cannot be
1560 // represented in the rendition.
1561 if (fonts.size () == fontCount)
1562 {
1563 rxvt_font *f = new rxvt_font_overflow (this);
1564
1565 prepare_font (f, CS_UNICODE);
1566 fonts.push_back (f);
1567 }
1568
1569 fonts.push_back (font);
1570}
1332 1571
1333void 1572void
1334rxvt_fontset::add_fonts (const char *desc) 1573rxvt_fontset::add_fonts (const char *desc)
1335{ 1574{
1336 if (desc) 1575 if (desc)
… …
1338 char buf[512]; 1577 char buf[512];
1339 const char *end; 1578 const char *end;
1340 1579
1341 do 1580 do
1342 { 1581 {
1343 while (*desc <= ' ') desc++; 1582 while (*desc && *desc <= ' ')
1583 desc++;
1344 1584
1345 codeset cs = CS_UNICODE; 1585 codeset cs = CS_UNICODE;
1346 1586
1347 if (*desc == '[') 1587 if (*desc == '[')
1348 { 1588 {
… …
1373 if (!end) 1613 if (!end)
1374 end = desc + strlen (desc); 1614 end = desc + strlen (desc);
1375 1615
1376 if (end - desc < 511) 1616 if (end - desc < 511)
1377 { 1617 {
1378 strncpy (buf, desc, end - desc); 1618 memcpy (buf, desc, end - desc);
1379 buf[end - desc] = 0; 1619 buf[end - desc] = 0;
1380 1620
1381 fonts.push_back (new_font (buf, cs)); 1621 push_font (new_font (buf, cs));
1382 } 1622 }
1383 else 1623 else
1384 rxvt_warn ("fontset element too long (>511 bytes), ignored."); 1624 rxvt_warn ("fontset element too long (>511 bytes), ignored.\n");
1385 1625
1386 desc = end + 1; 1626 desc = end + 1;
1387 } 1627 }
1388 while (*end); 1628 while (*end);
1389 } 1629 }
… …
1398 if (fonts[i]->loaded) 1638 if (fonts[i]->loaded)
1399 return true; 1639 return true;
1400 1640
1401 fonts[i]->loaded = true; 1641 fonts[i]->loaded = true;
1402 1642
1403 if (!fonts[i]->load (prop)) 1643 if (!fonts[i]->load (prop, force_prop))
1404 { 1644 {
1405 fonts[i]->cs = CS_UNKNOWN; 1645 fonts[i]->cs = CS_UNKNOWN;
1406 return false; 1646 return false;
1407 } 1647 }
1408 1648
… …
1414{ 1654{
1415 clear (); 1655 clear ();
1416 1656
1417 fontdesc = strdup (desc); 1657 fontdesc = strdup (desc);
1418 1658
1419 fonts.push_back (new_font (0, CS_UNICODE)); 1659 push_font (new_font (0, CS_UNICODE));
1420 realize_font (0); 1660 realize_font (0);
1421 1661
1422 add_fonts (desc); 1662 add_fonts (desc);
1423 1663
1424 return true; 1664 return true;
… …
1433 1673
1434 return -1; 1674 return -1;
1435} 1675}
1436 1676
1437int 1677int
1438rxvt_fontset::find_font (unicode_t unicode) 1678rxvt_fontset::find_font_idx (unicode_t unicode)
1439{ 1679{
1440 if (unicode >= 1<<20) 1680 if (unicode >= 1<<20)
1441 return 0; 1681 return 0;
1442 1682
1443 unicode_t hi = unicode >> 8; 1683 unicode_t hi = unicode >> 8;
… …
1458 if (FROM_UNICODE (f->cs, unicode) == NOCHAR) 1698 if (FROM_UNICODE (f->cs, unicode) == NOCHAR)
1459 goto next_font; 1699 goto next_font;
1460 1700
1461 if (!realize_font (i)) 1701 if (!realize_font (i))
1462 goto next_font; 1702 goto next_font;
1703
1704 if (prop.ascent != rxvt_fontprop::unset)
1705 max_it (f->ascent, prop.ascent);
1463 } 1706 }
1464 1707
1465 if (f->cs == CS_UNKNOWN) 1708 if (f->cs == CS_UNKNOWN)
1466 goto next_font; 1709 goto next_font;
1467 1710
1468 bool careful; 1711 bool careful;
1469 if (f->has_char (unicode, &prop, careful)) 1712 if (f->has_char (unicode, &prop, careful))
1470 { 1713 {
1471 if (careful) 1714 i = (i << 1) | careful;
1472 i |= 128;
1473 1715
1474 goto found; 1716 goto found;
1475 } 1717 }
1476 1718
1477 next_font: 1719 next_font:
1478 if (i == fonts.size () - 1) 1720 if (i == fonts.size () - 1)
1479 { 1721 {
1480 if (fallback->name) 1722 if (fallback->name)
1481 { 1723 {
1482 // search through the fallback list 1724 // search through the fallback list
1483 fonts.push_back (new_font (fallback->name, fallback->cs)); 1725 push_font (new_font (fallback->name, fallback->cs));
1484 fallback++; 1726 fallback++;
1485 } 1727 }
1486 else 1728 else
1487 { 1729 {
1488 // try to find a new font. 1730 // try to find a new font.
… …
1506 FcPatternAddInteger (p, FC_SLANT, prop.slant); 1748 FcPatternAddInteger (p, FC_SLANT, prop.slant);
1507 FcPatternAddBool (p, FC_MINSPACE, 1); 1749 FcPatternAddBool (p, FC_MINSPACE, 1);
1508 //FcPatternAddBool (p, FC_ANTIALIAS, 1); 1750 //FcPatternAddBool (p, FC_ANTIALIAS, 1);
1509 1751
1510 XftResult result; 1752 XftResult result;
1511 FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); 1753 FcPattern *match = XftFontMatch (term->dpy, term->display->screen, p, &result);
1512 1754
1513 FcPatternDestroy (p); 1755 FcPatternDestroy (p);
1514 1756
1515 if (match) 1757 if (match)
1516 { 1758 {
… …
1519 FcPatternDestroy (match); 1761 FcPatternDestroy (match);
1520 1762
1521 if (find_font (font) < 0) 1763 if (find_font (font) < 0)
1522 { 1764 {
1523 char fontname[4096]; 1765 char fontname[4096];
1524 sprintf (fontname, "xft:%-.4090s", font); 1766 snprintf (fontname, sizeof (fontname), "xft:%s", font);
1525 1767
1526 fonts.push_back (new_font (fontname, CS_UNICODE)); 1768 push_font (new_font (fontname, CS_UNICODE));
1527 } 1769 }
1528 1770
1529 free (font); 1771 free (font);
1530 } 1772 }
1531#endif 1773#endif
… …
1543 while (hi >= fmap.size ()) 1785 while (hi >= fmap.size ())
1544 fmap.push_back (0); 1786 fmap.push_back (0);
1545 1787
1546 if (!fmap[hi]) 1788 if (!fmap[hi])
1547 { 1789 {
1548 fmap[hi] = (pagemap *)new pagemap; 1790 // we use [1] here because C has no separate new and new [] forms,
1791 // and pagemap is char[256], so new incorrectly assumes we want to
1792 // allocate an array of chars instead of a single pagemap.
1793 // we can either cast the resulting pointer to (pagemap *) or
1794 // allocate an array of pagemaps, returning a pointer to the first member
1795 // this is no extra overhead, as new even allocates an array for
1796 // "new pagemap"
1797 fmap[hi] = new pagemap[1];
1549 memset (fmap[hi], 0xff, sizeof (pagemap)); 1798 memset (fmap[hi], 0xff, sizeof (pagemap));
1550 } 1799 }
1551 1800
1552 (*fmap[hi])[unicode & 0xff] = i; 1801 (*fmap[hi])[unicode & 0xff] = i;
1553 } 1802 }
1554 1803
1555 return i; 1804 return i;
1556} 1805}
1557 1806
1558
1559

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines