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Comparing rxvt-unicode/src/rxvtfont.C (file contents):
Revision 1.41 by root, Wed Aug 25 02:33:09 2004 UTC vs.
Revision 1.192 by root, Thu May 22 18:54:33 2014 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 3 of the License, or
10 * (at your option) any later version. 10 * (at your option) any later version.
11 * 11 *
12 * This program is distributed in the hope that it will be useful, 12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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" },
89 { CS_JIS0208_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, 97 { CS_JIS0208_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0208*-0" },
90 { CS_JIS0212_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, 98 { CS_JIS0212_1990_0, "-*-*-*-r-*--*-*-*-*-c-*-jisx0212*-0" },
91#endif 99#endif
92 100
93#if ENCODING_CN || ENCODING_CN_EXT 101#if ENCODING_ZH || ENCODING_ZH_EXT
94# if XFT 102# if XFT
103 { CS_GBK_0, "xft:AR PL KaitiM GB" },
104 { CS_GBK_0, "xft:AR PL SungtiL GB" },
105 { CS_GBK_0, "xft::lang=zh" },
95 { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, 106 { CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" },
96 { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, 107 { CS_BIG5_EXT, "xft:AR PL KaitiM Big5" },
97 { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, 108 { CS_GB2312_1980_0, "xft:AR PL KaitiM GB" },
98 { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, 109 { CS_GB2312_1980_0, "xft:AR PL SungtiL GB" },
99 { CS_GB2312_1980_0, "xft::spacing=100:lang=zh" }, 110 { CS_GB2312_1980_0, "xft::lang=zh" },
100# endif 111# endif
112 { CS_GBK_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gbk*-0" },
101 { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" }, 113 { CS_BIG5, "-*-*-*-*-*-*-*-*-*-*-c-*-big5-0" },
102 { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" }, 114 { CS_BIG5_PLUS, "-*-*-*-*-*-*-*-*-*-*-c-*-big5p-0" },
103 { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" }, 115 { CS_BIG5_EXT, "-*-*-*-*-*-*-*-*-*-*-c-*-big5.eten-0" },
116 { CS_GB2312_1980_0, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" },
104 { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" }, 117 { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" },
105 { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-1" }, 118 { CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-1" },
106 { CS_CNS11643_1992_2, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-2" }, 119 { CS_CNS11643_1992_2, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-2" },
107 { CS_CNS11643_1992_3, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-3" }, 120 { CS_CNS11643_1992_3, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-3" },
108 { CS_CNS11643_1992_4, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-4" }, 121 { CS_CNS11643_1992_4, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-4" },
… …
115#if ENCODING_KR 128#if ENCODING_KR
116 { CS_KSC5601_1987_0, "-baekmuk-gulim-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, 129 { CS_KSC5601_1987_0, "-baekmuk-gulim-*-*-*-*-*-*-*-*-c-*-ksc5601*" },
117 { CS_KSC5601_1987_0, "-*-*-*-*-*-*-*-*-*-*-c-*-ksc5601*" }, 130 { CS_KSC5601_1987_0, "-*-*-*-*-*-*-*-*-*-*-c-*-ksc5601*" },
118# if XFT 131# if XFT
119 { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" }, 132 { CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" },
120 { CS_KSC5601_1987_0, "xft::spacing=100:lang=ko:antialias=false" }, 133 { CS_KSC5601_1987_0, "xft::lang=ko:antialias=false" },
121# endif 134# endif
122#endif 135#endif
123 136
124 // generic font fallback 137 //{ CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, // this gem of a font has actual dotted circles within the combining character glyphs.
125 { CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" },
126 { CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" },
127 { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" },
128 { CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" },
129#if XFT 138#if XFT
130 { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false"}, 139 { CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true" },
131 { CS_UNICODE, "xft:Andale Mono:antialias=false" },
132 { CS_UNICODE, "xft:Arial Unicode MS:antialias=false" },
133 { CS_UNICODE, "xft:Courier New:antialias=false" }, 140 { CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" },
141 { CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" },
142 { CS_UNICODE, "xft:Arial Unicode MS:antialias=false:autohint=false" },
134 143
135 // FreeMono is usually uglier than x fonts, so try last only. 144 // FreeMono is usually uglier than x fonts, so try after the others
136 { CS_UNICODE, "xft:FreeMono" }, 145 { CS_UNICODE, "xft:FreeMono:autohint=true" },
137#endif 146#endif
138 147
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" },
139 { CS_UNKNOWN, 0 } 152 { CS_UNKNOWN, 0 }
140}; 153};
141 154
142// these characters are used to guess the font height and width 155// these characters are used to guess the font height and width
143// 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.
144static uint16_t extent_test_chars[] = { 157static uint16_t extent_test_chars[] = {
145 '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', 158 '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_',
146 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ 159 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ
147 0x304c, 0x672c, // が本 160 0x304c, 0x672c, // が本
148}; 161};
149 162
150#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
151 165
152///////////////////////////////////////////////////////////////////////////// 166/////////////////////////////////////////////////////////////////////////////
153
154#if XFT
155rxvt_drawable::~rxvt_drawable ()
156{
157 if (xftdrawable)
158 XftDrawDestroy (xftdrawable);
159}
160
161rxvt_drawable::operator XftDraw *()
162{
163 if (!xftdrawable)
164 xftdrawable = XftDrawCreate (display->display, drawable, display->visual, display->cmap);
165
166 return xftdrawable;
167}
168#endif
169
170/////////////////////////////////////////////////////////////////////////////
171
172static void *enc_buf;
173static uint32_t enc_len;
174
175static inline void *
176get_enc_buf (uint32_t len)
177{
178 if (len > enc_len)
179 {
180 free (enc_buf);
181 enc_buf = malloc (len);
182 enc_len = len;
183 }
184
185 return enc_buf;
186}
187 167
188static const char * 168static const char *
189enc_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)
190{ 170{
191 uint8_t *buf = (uint8_t *)get_enc_buf (len); 171 uint8_t *buf = rxvt_temp_buf<uint8_t> (len);
172 uint8_t *res = buf;
192 173
193 while (len--) 174 while (len--)
194 { 175 {
195 uint32_t c = FROM_UNICODE (cs, *text++); 176 uint32_t c = FROM_UNICODE (cs, *text++);
196 177
… …
201 } 182 }
202 183
203 *buf++ = c; 184 *buf++ = c;
204 } 185 }
205 186
206 return (const char *)enc_buf; 187 return (const char *)res;
207} 188}
208 189
209static const XChar2b * 190static const XChar2b *
210enc_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)
211{ 192{
212 XChar2b *buf = (XChar2b *)get_enc_buf (len * sizeof (XChar2b)); 193 XChar2b *buf = rxvt_temp_buf<XChar2b> (len);
194 XChar2b *res = buf;
213 195
214 while (len--) 196 while (len--)
215 { 197 {
216 uint32_t c = FROM_UNICODE (cs, *text++); 198 uint32_t c = FROM_UNICODE (cs, *text++);
217 199
… …
224 buf->byte1 = c >> 8; 206 buf->byte1 = c >> 8;
225 buf->byte2 = c; 207 buf->byte2 = c;
226 buf++; 208 buf++;
227 } 209 }
228 210
229 return (XChar2b *)enc_buf; 211 return res;
230} 212}
231 213
232///////////////////////////////////////////////////////////////////////////// 214/////////////////////////////////////////////////////////////////////////////
233 215
216rxvt_font::rxvt_font ()
217: name(0), width(rxvt_fontprop::unset), height(rxvt_fontprop::unset)
218{
219}
220
234void 221void
235rxvt_font::set_name (char *name) 222rxvt_font::set_name (char *name_)
236{ 223{
237 if (this->name == name) 224 if (name == name_)
238 return; 225 return;
239 226
240 if (this->name) free (this->name); // let the compiler optimize 227 if (name) free (name); // let the compiler optimize
241 this->name = name; 228 name = name_;
242} 229}
243 230
244void 231void
245rxvt_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
246{ 233{
247 if (color == Color_bg) 234 dTermDisplay;
248 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);
249 else if (color >= 0) 239 else if (color >= 0)
250 { 240 {
251#if XFT 241#if XFT
242 Picture dst;
243
244# ifdef HAVE_BG_PIXMAP
245 if (term->bg_img
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
252 XftDrawRect (d, &r->pix_colors[color].c, x, y, w, h); 256 XftDrawRect (d, &term->pix_colors[color].c, x, y, w, h);
257
253#else 258#else
254 XSetForeground (d.display->display, TGC, r->pix_colors[color]); 259 XSetForeground (disp, gc, term->pix_colors[color]);
255 XFillRectangle (d.display->display, d, TGC, x, y, w, h); 260 XFillRectangle (disp, d, gc, x, y, w, h);
256#endif 261#endif
257 } 262 }
258} 263}
259 264
260#include "table/linedraw.h" 265/////////////////////////////////////////////////////////////////////////////
261 266
262struct rxvt_font_default : rxvt_font { 267struct rxvt_font_default : rxvt_font {
263 struct rxvt_fontset *fs; 268 struct rxvt_fontset *fs;
264 269
265 rxvt_font_default (rxvt_fontset *fs) 270 rxvt_font_default (rxvt_fontset *fs)
… …
271 rxvt_fontprop properties () 276 rxvt_fontprop properties ()
272 { 277 {
273 rxvt_fontprop p; 278 rxvt_fontprop p;
274 279
275 p.width = p.height = 1; 280 p.width = p.height = 1;
281 p.ascent = rxvt_fontprop::unset;
276 p.weight = rxvt_fontprop::medium; 282 p.weight = rxvt_fontprop::medium;
277 p.slant = rxvt_fontprop::roman; 283 p.slant = rxvt_fontprop::roman;
278 284
279 return p; 285 return p;
280 } 286 }
281 287
282 bool load (const rxvt_fontprop &prop) 288 bool load (const rxvt_fontprop &prop, bool force_prop)
283 { 289 {
284 width = 1; height = 1; 290 width = 1; height = 1;
285 ascent = 1; descent = 0; 291 ascent = 1; descent = 0;
286 292
287 set_name (strdup ("built-in support font")); 293 set_name (strdup ("built-in support font"));
288 294
289 return true; 295 return true;
290 } 296 }
291 297
292 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
293 { 299 {
294 careful = false; 300 careful = false;
295 301
296 if (unicode <= 0x001f) 302 if (unicode <= 0x001f)
297 return true; 303 return true;
… …
300 return false; 306 return false;
301 307
302 if (unicode <= 0x009f) 308 if (unicode <= 0x009f)
303 return true; 309 return true;
304 310
311#ifdef BUILTIN_GLYPHS
305 if (unicode >= 0x2500 && unicode <= 0x259f) 312 if (unicode >= 0x2500 && unicode <= 0x259f &&
313 !term->option (Opt_skipBuiltinGlyphs))
306 return true; 314 return true;
315#endif
307 316
308 if (IS_COMPOSE (unicode)) 317 if (IS_COMPOSE (unicode))
309 return true; 318 return true;
310 319
311 switch (unicode) 320 switch (unicode)
… …
326void 335void
327rxvt_font_default::draw (rxvt_drawable &d, int x, int y, 336rxvt_font_default::draw (rxvt_drawable &d, int x, int y,
328 const text_t *text, int len, 337 const text_t *text, int len,
329 int fg, int bg) 338 int fg, int bg)
330{ 339{
340 dTermDisplay;
341 dTermGC;
342
331 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);
332 344
333 XSetForeground (d.display->display, TGC, r->pix_colors[fg]); 345 XSetForeground (disp, gc, term->pix_colors[fg]);
334 346
335 while (len--) 347 while (len)
336 { 348 {
337#if ENABLE_COMBINING 349#if ENABLE_COMBINING
338 compose_char *cc; 350 compose_char *cc;
339#endif 351#endif
352 const text_t *tp = text;
340 text_t t = *text++; 353 text_t t = *tp;
341 354
355 while (++text, --len && *text == NOCHAR)
356 ;
357
358 int width = text - tp;
359 int fwidth = term->fwidth * width;
360
361#ifdef BUILTIN_GLYPHS
342 if (0x2500 <= t && t <= 0x259f) 362 if (0x2500 <= t && t <= 0x259f)
343 { 363 {
364# include "table/linedraw.h"
344 uint16_t offs = linedraw_offs[t - 0x2500]; 365 uint16_t offs = linedraw_offs[t - 0x2500];
345 uint32_t *a = linedraw_command + (offs >> 4); 366 uint32_t *a = linedraw_command + (offs >> 4);
346 uint32_t *b = a + (offs & 15); 367 uint32_t *b = a + (offs & 15);
347 368
348 int W = r->TermWin.fwidth; 369 int W = fwidth;
349 int H = r->TermWin.fheight; 370 int H = term->fheight;
350 371
351 int x_[16]; 372 int x_[16];
352 int y_[16]; 373 int y_[16];
353 374
354 for (int i = 0; i <= 8; i++) 375 for (int i = 0; i <= 8; i++)
… …
362 383
363 XGCValues gcv; 384 XGCValues gcv;
364 385
365 gcv.cap_style = CapButt; 386 gcv.cap_style = CapButt;
366 gcv.line_width = 0; 387 gcv.line_width = 0;
367 XChangeGC (d.display->display, TGC, GCLineWidth | GCCapStyle, &gcv); 388 XChangeGC (disp, gc, GCLineWidth | GCCapStyle, &gcv);
368 389
369 while (a < b) 390 while (a < b)
370 { 391 {
371 uint32_t command = *a++; 392 uint32_t command = *a++;
372 393
… …
379 int y2 = y_[(command >> 0) & 15]; 400 int y2 = y_[(command >> 0) & 15];
380 401
381 switch (op) 402 switch (op)
382 { 403 {
383 case 0: // line 404 case 0: // line
384 XDrawLine (d.display->display, d, TGC, x1, y1, x2, y2); 405 XDrawLine (disp, d, gc, x1, y1, x2, y2);
385 break; 406 break;
386 407
387 case 1: // rectangle, possibly stippled 408 case 1: // rectangle, possibly stippled
388 if (a) 409 if (a)
389 { 410 {
390 static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 }; 411 static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 };
391 412
392 gcv.fill_style = FillStippled; 413 gcv.fill_style = FillStippled;
393 gcv.stipple = XCreateBitmapFromData (d.display->display, d, bm + a * 2, 2, 2); 414 gcv.stipple = XCreateBitmapFromData (disp, d, bm + a * 2, 2, 2);
394 gcv.ts_x_origin = x; 415 gcv.ts_x_origin = x;
395 gcv.ts_y_origin = y; 416 gcv.ts_y_origin = y;
396 417
397 XChangeGC (d.display->display, TGC, 418 XChangeGC (disp, gc,
398 GCFillStyle | GCStipple | GCTileStipXOrigin | GCTileStipYOrigin, 419 GCFillStyle | GCStipple | GCTileStipXOrigin | GCTileStipYOrigin,
399 &gcv); 420 &gcv);
400 } 421 }
401 422
402 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);
403 424
404 if (a) 425 if (a)
405 { 426 {
406 XFreePixmap (d.display->display, gcv.stipple); 427 XFreePixmap (disp, gcv.stipple);
407 gcv.stipple = 0; 428 gcv.stipple = 0;
408 gcv.fill_style = FillSolid; 429 gcv.fill_style = FillSolid;
409 XChangeGC (d.display->display, TGC, GCFillStyle, &gcv); 430 XChangeGC (disp, gc, GCFillStyle, &gcv);
410 } 431 }
411 break; 432 break;
412 case 2: // arc 433 case 2: // arc
413 XDrawArc (d.display->display, d, TGC, 434 XDrawArc (disp, d, gc,
414 x1 - W/2, y1 - H/2, W-1, H-1, 435 x1 - W/2, y1 - H/2, W-1, H-1,
415 (a - 1) * 90*64, (b - 1) * 90*64); 436 (a - 1) * 90*64, (b - 1) * 90*64);
416 break; 437 break;
417 } 438 }
418 } 439 }
419 } 440 }
441#else
442 if (0)
443 ;
444#endif
420#if ENABLE_COMBINING 445#if ENABLE_COMBINING
421 else if (IS_COMPOSE (t) && (cc = rxvt_composite[t])) 446 else if (IS_COMPOSE (t) && (cc = rxvt_composite[t]))
422 { 447 {
448 min_it (width, 2); // we only support wcwidth up to 2
449
450 text_t chrs[2];
451 chrs [1] = NOCHAR;
452
453 *chrs = cc->c1;
423 rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; 454 rxvt_font *f1 = (*fs)[fs->find_font_idx (cc->c1)];
424 f1->draw (d, x, y, &(t = cc->c1), 1, fg, bg); 455 f1->draw (d, x, y, chrs, width, fg, bg);
456
425 if (cc->c2 != NOCHAR) 457 if (cc->c2 != NOCHAR)
426 { 458 {
459 bool careful;
460
427 // prefer font of first character, for no good reasons 461 // prefer font of first character, for no good reasons
428 bool careful; 462 *chrs = cc->c2;
429 rxvt_font *f2 = f1->has_char (cc->c2, 0, careful) 463 rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful)
430 ? f1 464 ? f1
431 : (*fs)[fs->find_font (cc->c2)]; 465 : (*fs)[fs->find_font_idx (cc->c2)];
432 466
433 f2->draw (d, x, y, &(t = cc->c2), 1, fg, -1); 467 f2->draw (d, x, y, chrs, width, fg, Color_none);
434 } 468 }
435 } 469 }
436#endif 470#endif
437 else 471 else
438 switch (t) 472 switch (t)
… …
441 case ZERO_WIDTH_CHAR: 475 case ZERO_WIDTH_CHAR:
442 case NOCHAR: 476 case NOCHAR:
443 break; 477 break;
444 478
445 default: 479 default:
446 int w = 0;
447 while (len > 0 && *text == NOCHAR)
448 {
449 ++text;
450 --len;
451 w += r->TermWin.fwidth;
452 }
453
454 XDrawRectangle (d.display->display, d, TGC, x + 2, y + 2, 480 XDrawRectangle (disp, d, gc, x + 2, y + 2,
455 w + r->TermWin.fwidth - 4, r->TermWin.fheight - 4); 481 fwidth - 4, term->fheight - 4);
456 x += w;
457 } 482 }
458 483
459 x += r->TermWin.fwidth; 484 x += fwidth;
485 }
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;
460 } 538 }
461} 539 }
540};
462 541
463///////////////////////////////////////////////////////////////////////////// 542/////////////////////////////////////////////////////////////////////////////
464 543
465struct rxvt_font_x11 : rxvt_font { 544struct rxvt_font_x11 : rxvt_font {
466 rxvt_font_x11 () { f = 0; } 545 rxvt_font_x11 () { f = 0; }
467 546
468 void clear (); 547 void clear ();
469 548
470 rxvt_fontprop properties (); 549 rxvt_fontprop properties ();
471 550
472 bool load (const rxvt_fontprop &prop); 551 bool load (const rxvt_fontprop &prop, bool force_prop);
473 552
474 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;
475 554
476 void draw (rxvt_drawable &d, int x, int y, 555 void draw (rxvt_drawable &d, int x, int y,
477 const text_t *text, int len, 556 const text_t *text, int len,
478 int fg, int bg); 557 int fg, int bg);
479 558
480 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
481 XFontStruct *f; 560 XFontStruct *f;
482 codeset cs;
483 bool enc2b, encm; 561 bool enc2b, encm;
484 562
485 char *get_property (XFontStruct *f, const char *property, const char *repl) const; 563 char *get_property (XFontStruct *f, Atom property, const char *repl) const;
486 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);
487 bool set_properties (rxvt_fontprop &p, XFontStruct *f); 565 bool set_properties (rxvt_fontprop &p, XFontStruct *f);
488 bool set_properties (rxvt_fontprop &p, const char *name); 566 bool set_properties (rxvt_fontprop &p, const char *name);
489}; 567};
490 568
491char * 569char *
492rxvt_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
493{ 571{
494 unsigned long value; 572 unsigned long value;
495 573
496 if (XGetFontProperty (f, XInternAtom (DISPLAY, property, 0), &value)) 574 if (XGetFontProperty (f, property, &value))
497 return XGetAtomName (DISPLAY, value); 575 return XGetAtomName (term->dpy, value);
498 else 576 else
499 return rxvt_strdup (repl); 577 return repl ? strdup (repl) : 0;
500} 578}
501 579
502rxvt_fontprop 580rxvt_fontprop
503rxvt_font_x11::properties () 581rxvt_font_x11::properties ()
504{ 582{
… …
508} 586}
509 587
510bool 588bool
511rxvt_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)
512{ 590{
513 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;
514 p.height = height; 594 p.height = height;
595 p.ascent = rxvt_fontprop::unset;
515 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;
516 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;
517 598
518 return true; 599 return true;
519} 600}
520 601
521bool 602bool
522rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f) 603rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f)
523{ 604{
524 unsigned long height; 605 unsigned long height;
606
607#if 0
525 if (!XGetFontProperty (f, XInternAtom (DISPLAY, "PIXEL_SIZE", 0), &height)) 608 if (!XGetFontProperty (f, XInternAtom (term->dpy, "PIXEL_SIZE", 0), &height))
526 return false; 609 return false;
610#else
611 height = f->ascent + f->descent;
612#endif
527 613
528 unsigned long avgwidth; 614 unsigned long avgwidth;
529 if (!XGetFontProperty (f, XInternAtom (DISPLAY, "AVERAGE_WIDTH", 0), &avgwidth)) 615 if (!XGetFontProperty (f, term->xa [XA_AVERAGE_WIDTH], &avgwidth))
530 avgwidth = 0; 616 avgwidth = 0;
531 617
532 char *weight = get_property (f, "WEIGHT_NAME", "medium"); 618 char *weight = get_property (f, term->xa [XA_WEIGHT_NAME], "medium");
533 char *slant = get_property (f, "SLANT", "r"); 619 char *slant = get_property (f, term->xa [XA_SLANT], "r");
534 620
535 set_properties (p, height, weight, slant, avgwidth); 621 set_properties (p, height, weight, slant, avgwidth);
536 622
537 free (weight); 623 free (weight);
538 free (slant); 624 free (slant);
539 625
626 p.ascent = f->ascent;
627
540 return true; 628 return true;
541} 629}
542 630
543bool 631bool
544rxvt_font_x11::set_properties (rxvt_fontprop &p, const char *name) 632rxvt_font_x11::set_properties (rxvt_fontprop &p, const char *name)
545{ 633{
634 dTermDisplay;
546 int slashes = 0; 635 int slashes = 0;
547 const char *comp[13]; 636 const char *comp[13];
548 637
549 for (const char *c = name; *c; c++) 638 for (const char *c = name; *c; c++)
550 if (*c == '-') 639 if (*c == '-')
… …
558 if (slashes >= 13 647 if (slashes >= 13
559 && (*comp[ 6] >= '1' && *comp[ 6] <= '9') 648 && (*comp[ 6] >= '1' && *comp[ 6] <= '9')
560 && (*comp[11] >= '0' && *comp[11] <= '9')) 649 && (*comp[11] >= '0' && *comp[11] <= '9'))
561 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]));
562 651
563 XFontStruct *f = XLoadQueryFont (DISPLAY, name); 652 XFontStruct *f = XLoadQueryFont (disp, name);
564 653
565 if (f) 654 if (f)
566 { 655 {
567 // 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
568 // (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).
569 // in that case, just return garbage. 658 // in that case, just return garbage.
570 bool ret = set_properties (p, f); 659 bool ret = set_properties (p, f);
571 XFreeFont (DISPLAY, f); 660 XFreeFont (disp, f);
572 return ret; 661 return ret;
573 } 662 }
574 else 663 else
575 return false; 664 return false;
576} 665}
577 666
578// fix the size of scalable fonts 667// fix the size of scalable fonts
579static bool 668static bool
580replace_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)
581{ 670{
582 int slashes = 0; 671 int slashes = 0;
583 const char *field, *end; 672 const char *field, *end;
584 673
585 for (const char *c = name; *c; c++) 674 for (const char *c = name; *c; c++)
… …
595 break; 684 break;
596 } 685 }
597 686
598 if (slashes >= 13 && (!old || *field == old)) 687 if (slashes >= 13 && (!old || *field == old))
599 { 688 {
600 // TODO: check for overflow in font-name 689 size_t len = field - name;
601 strncpy (buf, name, field - name); 690 *ptr = (char *)malloc (len + strlen (replace) + strlen (end) + 1);
602 buf += field - name; 691 memcpy (*ptr, name, len);
603 strcpy (buf, replace); 692 strcpy (*ptr + len, replace);
604 strcat (buf, end); 693 strcat (*ptr, end);
605 694
606 return true; 695 return true;
607 } 696 }
608 else 697 else
609 { 698 {
610 strcpy (buf, name); 699 *ptr = strdup (name);
611 700
612 return false; 701 return false;
613 } 702 }
614} 703}
615 704
616bool 705bool
617rxvt_font_x11::load (const rxvt_fontprop &prop) 706rxvt_font_x11::load (const rxvt_fontprop &prop, bool force_prop)
618{ 707{
708 dTermDisplay;
709
619 clear (); 710 clear ();
620 711
621 char field_str[64]; // enough for 128 bits 712 char field_str[64]; // enough for 128 bits
622 713
623 // first morph the font if required 714 // first morph the font if required
624 if (prop.weight != rxvt_fontprop::unset 715 if (force_prop)
625 || prop.slant != rxvt_fontprop::unset)
626 { 716 {
627 char fname[1024]; 717 char *fname;
628 718
629 if (name[0] != '-') 719 if (name[0] != '-')
630 { 720 {
631 f = XLoadQueryFont (DISPLAY, name); 721 f = XLoadQueryFont (disp, name);
632 722
633 if (!f) 723 if (!f)
634 return false; 724 return false;
635 725
636 char *new_name = get_property (f, "FONT", name); 726 char *new_name = get_property (f, XA_FONT, 0);
637 727
638 if (new_name) 728 if (new_name)
639 set_name (new_name); 729 set_name (new_name);
640 else 730 else
641 rxvt_warn ("font '%s' has no FONT property, continuing without.", name); 731 rxvt_warn ("font '%s' has no FONT property, continuing without.\n", name);
642 732
643 XFreeFont (DISPLAY, f); 733 XFreeFont (disp, f);
644 f = 0; 734 f = 0;
645 } 735 }
646 736
647 if (prop.weight != rxvt_fontprop::unset) 737 if (prop.weight != rxvt_fontprop::unset)
648 { 738 {
649 replace_field (fname, name, 2, 0, 739 replace_field (&fname, name, 2, 0,
650 prop.weight < rxvt_fontprop::bold 740 prop.weight < rxvt_fontprop::bold
651 ? "medium" : "bold"); 741 ? "medium" : "bold");
652 set_name (strdup (fname)); 742 set_name (fname);
653 } 743 }
654 744
655 if (prop.slant != rxvt_fontprop::unset) 745 if (prop.slant != rxvt_fontprop::unset)
656 { 746 {
657 replace_field (fname, name, 3, 0, 747 replace_field (&fname, name, 3, 0,
658 prop.slant < rxvt_fontprop::italic 748 prop.slant < rxvt_fontprop::italic
659 ? "r" : "i"); // TODO: handle "o"blique, too 749 ? "r" : "i"); // TODO: handle "o"blique, too
660 set_name (strdup (fname)); 750 set_name (fname);
661 } 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 ()
662 } 762 {
763 name = 0;
764 diff = 0x7fffffff;
765 }
766
767 font_weight () { clear (); }
768 ~font_weight () { free (name); }
769 };
663 770
664 char **list; 771 char **list;
665 int count; 772 int count;
666 list = XListFonts (DISPLAY, name, 1024, &count); 773 list = XListFonts (disp, name, 4000, &count);
667 774
668 set_name (0); 775 set_name (0);
669 776
670 if (!list) 777 if (!list)
671 return false; 778 return false;
672 779
673 sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset 780 font_weight *fonts = new font_weight[count];
674 ? 0 : prop.height);
675 781
676 int bestdiff = 0x7fffffff;
677 for (int i = 0; i < count; i++) 782 for (int i = 0; i < count; i++)
678 { 783 {
679 rxvt_fontprop p; 784 rxvt_fontprop p;
680 char fname[1024]; 785 char *fname;
681 786
682 int diff = 0; 787 int diff = 0;
683 788
684 if (replace_field (fname, list[i], 6, '0', field_str)) 789 if (replace_field (&fname, list[i], 6, '0', field_str))
685 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 }
686 797
687 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);
688 continue; 804 continue;
689 805 }
690 if (prop.height != rxvt_fontprop::unset
691 && p.height > prop.height) // weed out too large fonts
692 continue;
693 806
694 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;
695 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);
696 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);
697 //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);
698 811
699 if (!name // compare against best found so far 812 fonts[i].name = fname;
700 || diff < bestdiff) 813 fonts[i].diff = diff;
701 {
702 set_name (strdup (fname));
703 bestdiff = diff;
704 }
705 } 814 }
706 815
707 XFreeFontNames (list); 816 XFreeFontNames (list);
708 817
709 if (!name) 818 // this loop only iterates when the guessed font-size is too small
710 return false; 819 for (;;)
820 {
821 font_weight *best = fonts;
711 822
712 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;
713 847
714 if (!f) 848 if (!f)
715 return false; 849 return false;
716 850
717 char *registry = get_property (f, "CHARSET_REGISTRY", 0); 851 char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0);
718 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;
719 855
720 if (registry && encoding) 856 if (registry && encoding)
721 { 857 {
722 char charset[64]; 858 char charset[64];
723 snprintf (charset, 64, "%s-%s", registry, encoding); 859 snprintf (charset, 64, "%s-%s", registry, encoding);
724 860
725 cs = codeset_from_name (charset); 861 cs = codeset_from_name (charset);
726 } 862
727 else 863 if (cs == CS_UNKNOWN)
864 rxvt_warn ("%s: cannot deduce encoding from registry/encoding properties \"%s\", ignoring font.\n", name, charset);
728 { 865 }
866
867 free (registry);
868 free (encoding);
869
870 if (cs == CS_UNKNOWN)
871 {
729 const char *charset = get_property (f, "FONT", 0); 872 char *value = get_property (f, XA_FONT, 0);
873 const char *charset = value;
730 874
731 if (!charset) 875 if (!charset)
732 charset = name; 876 charset = name;
733 877
734 int count = 13; 878 int count = 13;
735 while (*charset) 879 while (*charset)
736 if (*charset++ == '-' && !--count) 880 if (*charset++ == '-' && !--count)
737 break; 881 break;
738 882
739 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)
740 } 891 {
741 892 clear ();
742 free (registry); 893 return false;
743 free (encoding); 894 }
744 895
745 if (cs == CS_UNICODE) 896 if (cs == CS_UNICODE)
746 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
747 898
748 encm = f->min_byte1 != 0 || f->max_byte1 != 0; 899 encm = f->min_byte1 != 0 || f->max_byte1 != 0;
749 enc2b = encm || f->max_char_or_byte2 > 255; 900 enc2b = encm || f->max_char_or_byte2 > 255;
750 901
751 ascent = f->ascent;
752 descent = f->descent;
753 height = ascent + descent;
754
755 slow = false; 902 slow = false;
756 903
757#if 1 // only used for slow detection, TODO optimize 904#if 1 // only used for slow detection, TODO optimize
758 if (f->min_bounds.width == f->max_bounds.width) 905 if (f->min_bounds.width == f->max_bounds.width || !f->per_char)
759 width = f->min_bounds.width;
760 else if (f->per_char == NULL)
761 width = f->max_bounds.width; 906 width = f->max_bounds.width;
762 else 907 else
763 { 908 {
764 slow = true; 909 slow = true;
765 910
766 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;
767 912
768 if (encm) 913 if (encm)
769 N += (f->max_byte1 - f->min_byte1) 914 N += (f->max_byte1 - f->min_byte1)
770 * (f->max_char_or_byte2 - f->min_char_or_byte2 + 1); 915 * (f->max_char_or_byte2 - f->min_char_or_byte2 + 1);
771 916
772 while (N) 917 while (N)
773 { 918 {
774 if (f->per_char[N].width > width) 919 if (f->per_char[N].width > width)
775 width = f->per_char[N].width; 920 width = f->per_char[N].width;
776 921
… …
779 } 924 }
780#endif 925#endif
781 926
782 width = 1; 927 width = 1;
783 928
784 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++)
785 { 930 {
786 if (cs != CS_UNICODE
787 && *t > 0x100
788 && FROM_UNICODE (cs, *t) == NOCHAR) 931 if (FROM_UNICODE (cs, *t) == NOCHAR)
789 continue; 932 continue;
790 933
791 // ignore characters we wouldn't use anyways 934 // ignore characters we wouldn't use anyways
792 bool careful; 935 bool careful;
793 if (!has_char (*t, &prop, careful)) 936 if (!has_char (*t, &prop, careful))
… …
797 940
798 XCharStruct g; 941 XCharStruct g;
799 int dir_ret, asc_ret, des_ret; 942 int dir_ret, asc_ret, des_ret;
800 XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g); 943 XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g);
801 944
802 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;
803 947
804 if (width < g.width) width = g.width; 948 if (width < g.width) width = g.width;
805 }
806
807 if (cs == CS_UNKNOWN)
808 { 949 }
809 fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name);
810 950
951#if 0 // do it per-character
952 if (prop && width > prop->width)
953 {
811 clear (); 954 clear ();
812 return false; 955 return false;
813 } 956 }
814
815#if 0 // do it per-character
816 if (prop && width > prop->width)
817 {
818 clear ();
819 return false;
820 }
821#endif 957#endif
822 958
823 return true; 959 return true;
824} 960}
825 961
826void 962void
827rxvt_font_x11::clear () 963rxvt_font_x11::clear ()
828{ 964{
829 if (f) 965 if (f)
830 { 966 {
831 XFreeFont (DISPLAY, f); 967 XFreeFont (term->dpy, f);
832 f = 0; 968 f = 0;
833 } 969 }
834} 970}
835 971
836bool 972bool
837rxvt_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
838{ 974{
975 careful = false;
976
839 uint32_t ch = FROM_UNICODE (cs, unicode); 977 uint32_t ch = FROM_UNICODE (cs, unicode);
840 978
841 if (ch == NOCHAR) 979 if (ch == NOCHAR)
842 return false; 980 return false;
843 981
844 /* check wether the character exists in _this_ font. horrible. */ 982 /* check whether the character exists in _this_ font. horrible. */
845 XCharStruct *xcs; 983 XCharStruct *xcs;
846 984
847 if (encm) 985 if (encm)
848 { 986 {
849 unsigned char byte1 = ch >> 8; 987 unsigned char byte1 = ch >> 8;
… …
879 return false; 1017 return false;
880 1018
881 if (!prop || prop->width == rxvt_fontprop::unset) 1019 if (!prop || prop->width == rxvt_fontprop::unset)
882 return true; 1020 return true;
883 1021
884 // check character against base font bounding box 1022 // check whether character overlaps previous/next character
885 int w = xcs->width; 1023 int w = xcs->rbearing - xcs->lbearing;
886 int wcw = wcwidth (unicode); 1024 int wcw = max (WCWIDTH (unicode), 1);
887 if (wcw > 0) w /= wcw;
888 1025
889 careful = w > prop->width; 1026 careful = xcs->lbearing < 0 || xcs->rbearing > prop->width * wcw;
890 if (careful && w > prop->width * MAX_OVERLAP >> 2) 1027
1028 if (careful && !OVERLAP_OK (w, wcw, prop))
891 return false; 1029 return false;
892 1030
893 return true; 1031 return true;
894} 1032}
895 1033
… …
901 // this looks like a mess /. 1039 // this looks like a mess /.
902 // and it is a mess /. 1040 // and it is a mess /.
903 // yet we are trying to be perfect /. 1041 // yet we are trying to be perfect /.
904 // but the result still isn't perfect /. 1042 // but the result still isn't perfect /.
905 1043
1044 dTermDisplay;
1045 dTermGC;
1046
906 bool slow = this->slow 1047 bool slow = this->slow
907 || width != r->TermWin.fwidth 1048 || width != term->fwidth
908 || height != r->TermWin.fheight; 1049 || height != term->fheight;
909 1050
910 int base = ascent; // sorry, incorrect: r->TermWin.fbase; 1051 int base = ascent; // sorry, incorrect: term->fbase;
911 1052
912 XGCValues v; 1053 XGCValues v;
913 v.foreground = r->pix_colors[fg]; 1054 v.foreground = term->pix_colors[fg];
914 v.font = f->fid; 1055 v.font = f->fid;
915 1056
916 if (enc2b) 1057 if (enc2b)
917 { 1058 {
918 const XChar2b *xc = enc_xchar2b (text, len, cs, slow); 1059 const XChar2b *xc = enc_xchar2b (text, len, cs, slow);
919 1060
920 if (bg == Color_bg && !slow) 1061 if (bg == Color_bg && !slow)
921 { 1062 {
922 v.background = r->pix_colors[bg]; 1063 v.background = term->pix_colors[bg];
923 XChangeGC (d.display->display, TGC, GCForeground | GCBackground | GCFont, &v); 1064 XChangeGC (disp, gc, GCForeground | GCBackground | GCFont, &v);
924 XDrawImageString16 (d.display->display, d, TGC, x, y + base, xc, len); 1065 XDrawImageString16 (disp, d, gc, x, y + base, xc, len);
925 } 1066 }
926 else 1067 else
927 { 1068 {
928 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);
929 1070
930 XChangeGC (d.display->display, TGC, GCForeground | GCFont, &v); 1071 XChangeGC (disp, gc, GCForeground | GCFont, &v);
931 1072
932 if (slow) 1073 if (slow)
933 { 1074 {
934 do 1075 do
935 { 1076 {
936 if (xc->byte1 || xc->byte2) 1077 if (xc->byte1 || xc->byte2)
937 XDrawString16 (d.display->display, d, TGC, x, y + base, xc, 1); 1078 XDrawString16 (disp, d, gc, x, y + base, xc, 1);
938 1079
939 x += r->TermWin.fwidth; 1080 x += term->fwidth;
940 xc++; len--; 1081 xc++; len--;
941 } 1082 }
942 while (len); 1083 while (len);
943 } 1084 }
944 else 1085 else
945 XDrawString16 (d.display->display, d, TGC, x, y + base, xc, len); 1086 XDrawString16 (disp, d, gc, x, y + base, xc, len);
946 } 1087 }
947 } 1088 }
948 else 1089 else
949 { 1090 {
950 const char *xc = enc_char (text, len, cs, slow); 1091 const char *xc = enc_char (text, len, cs, slow);
951 1092
952 if (bg == Color_bg && !slow) 1093 if (bg == Color_bg && !slow)
953 { 1094 {
954 v.background = r->pix_colors[bg]; 1095 v.background = term->pix_colors[bg];
955 XChangeGC (d.display->display, TGC, GCForeground | GCBackground | GCFont, &v); 1096 XChangeGC (disp, gc, GCForeground | GCBackground | GCFont, &v);
956 XDrawImageString (d.display->display, d, TGC, x, y + base, xc, len); 1097 XDrawImageString (disp, d, gc, x, y + base, xc, len);
957 } 1098 }
958 else 1099 else
959 { 1100 {
960 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);
961 1102
962 XChangeGC (d.display->display, TGC, GCForeground | GCFont, &v); 1103 XChangeGC (disp, gc, GCForeground | GCFont, &v);
963 1104
964 if (slow) 1105 if (slow)
965 { 1106 {
966 do 1107 do
967 { 1108 {
968 if (*xc) 1109 if (*xc)
969 XDrawString (d.display->display, d, TGC, x, y + base, xc, 1); 1110 XDrawString (disp, d, gc, x, y + base, xc, 1);
970 1111
971 x += r->TermWin.fwidth; 1112 x += term->fwidth;
972 xc++; len--; 1113 xc++; len--;
973 } 1114 }
974 while (len); 1115 while (len);
975 } 1116 }
976 else 1117 else
977 XDrawString (d.display->display, d, TGC, x, y + base, xc, len); 1118 XDrawString (disp, d, gc, x, y + base, xc, len);
978 } 1119 }
979 } 1120 }
980} 1121}
981 1122
982///////////////////////////////////////////////////////////////////////////// 1123/////////////////////////////////////////////////////////////////////////////
… …
988 1129
989 void clear (); 1130 void clear ();
990 1131
991 rxvt_fontprop properties (); 1132 rxvt_fontprop properties ();
992 1133
993 bool load (const rxvt_fontprop &prop); 1134 bool load (const rxvt_fontprop &prop, bool force_prop);
994 1135
995 void draw (rxvt_drawable &d, int x, int y, 1136 void draw (rxvt_drawable &d, int x, int y,
996 const text_t *text, int len, 1137 const text_t *text, int len,
997 int fg, int bg); 1138 int fg, int bg);
998 1139
999 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;
1000 1141
1001protected: 1142protected:
1002 XftFont *f; 1143 XftFont *f;
1003}; 1144};
1004 1145
1005void 1146void
1006rxvt_font_xft::clear () 1147rxvt_font_xft::clear ()
1007{ 1148{
1008 if (f) 1149 if (f)
1009 { 1150 {
1010 XftFontClose (DISPLAY, f); 1151 XftFontClose (term->dpy, f);
1011 f = 0; 1152 f = 0;
1012 } 1153 }
1013} 1154}
1014 1155
1015rxvt_fontprop 1156rxvt_fontprop
… …
1019 1160
1020 FT_Face face = XftLockFace (f); 1161 FT_Face face = XftLockFace (f);
1021 1162
1022 p.width = width; 1163 p.width = width;
1023 p.height = height; 1164 p.height = height;
1165 p.ascent = ascent;
1024 p.weight = face->style_flags & FT_STYLE_FLAG_BOLD 1166 p.weight = face->style_flags & FT_STYLE_FLAG_BOLD
1025 ? rxvt_fontprop::bold : rxvt_fontprop::medium; 1167 ? rxvt_fontprop::bold : rxvt_fontprop::medium;
1026 p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC 1168 p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC
1027 ? rxvt_fontprop::italic : rxvt_fontprop::roman; 1169 ? rxvt_fontprop::italic : rxvt_fontprop::roman;
1028 1170
… …
1030 1172
1031 return p; 1173 return p;
1032} 1174}
1033 1175
1034bool 1176bool
1035rxvt_font_xft::load (const rxvt_fontprop &prop) 1177rxvt_font_xft::load (const rxvt_fontprop &prop, bool force_prop)
1036{ 1178{
1179 dTermDisplay;
1180
1037 clear (); 1181 clear ();
1038 1182
1039 FcPattern *p = FcNameParse ((FcChar8 *) name); 1183 FcPattern *p = FcNameParse ((FcChar8 *) name);
1040 1184
1041 if (!p) 1185 if (!p)
1042 return false; 1186 return false;
1043 1187
1044 FcValue v; 1188 FcValue v;
1045 1189
1046 if (prop.height != rxvt_fontprop::unset 1190 if (prop.height != rxvt_fontprop::unset
1047 && FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch) 1191 && (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch
1192 && FcPatternGet (p, FC_SIZE, 0, &v) != FcResultMatch))
1048 FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height); 1193 FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height);
1049 1194
1050 if (prop.weight != rxvt_fontprop::unset 1195 if (prop.weight != rxvt_fontprop::unset
1051 && FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch) 1196 && (force_prop || FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch))
1052 FcPatternAddInteger (p, FC_WEIGHT, prop.weight); 1197 FcPatternAddInteger (p, FC_WEIGHT, prop.weight);
1053 1198
1054 if (prop.slant != rxvt_fontprop::unset 1199 if (prop.slant != rxvt_fontprop::unset
1055 && FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch) 1200 && (force_prop || FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch))
1056 FcPatternAddInteger (p, FC_SLANT, prop.slant); 1201 FcPatternAddInteger (p, FC_SLANT, prop.slant);
1057 1202
1058#if 0 // clipping unfortunately destroys our precious double-width-characters 1203#if 0 // clipping unfortunately destroys our precious double-width-characters
1059 // clip width, we can't do better, or can we? 1204 // clip width, we can't do better, or can we?
1060 if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) 1205 if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch)
1061 FcPatternAddInteger (p, FC_CHAR_WIDTH, prop->width); 1206 FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width);
1062#endif 1207#endif
1063 1208
1064 if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) 1209 if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch)
1065 FcPatternAddBool (p, FC_MINSPACE, 1); 1210 FcPatternAddBool (p, FC_MINSPACE, 1);
1066 1211
1067 // store generated name so iso14755 view gives better results 1212 // store generated name so iso14755 view gives better results
1068 set_name ((char *)FcNameUnparse (p)); 1213 set_name ((char *)FcNameUnparse (p));
1069 1214
1070 XftResult result; 1215 XftResult result;
1071 FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); 1216 FcPattern *match = XftFontMatch (disp, term->display->screen, p, &result);
1072 1217
1073 FcPatternDestroy (p); 1218 FcPatternDestroy (p);
1074 1219
1075 if (!match) 1220 if (!match)
1076 return false; 1221 return false;
… …
1078 int ftheight = 0; 1223 int ftheight = 0;
1079 bool success = true; 1224 bool success = true;
1080 1225
1081 for (;;) 1226 for (;;)
1082 { 1227 {
1083 f = XftFontOpenPattern (DISPLAY, FcPatternDuplicate (match)); 1228 p = FcPatternDuplicate (match);
1229 f = XftFontOpenPattern (disp, p);
1084 1230
1085 if (!f) 1231 if (!f)
1086 { 1232 {
1233 FcPatternDestroy (p);
1087 success = false; 1234 success = false;
1088 break; 1235 break;
1089 } 1236 }
1090 1237
1091 FT_Face face = XftLockFace (f); 1238 FT_Face face = XftLockFace (f);
… …
1097 1244
1098 bool scalable = face->face_flags & FT_FACE_FLAG_SCALABLE; 1245 bool scalable = face->face_flags & FT_FACE_FLAG_SCALABLE;
1099 1246
1100 XftUnlockFace (f); 1247 XftUnlockFace (f);
1101 1248
1102 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++)
1103 { 1252 {
1104 FcChar16 ch = *t; 1253 FcChar16 ch = *t;
1105 1254
1106 if (cs != CS_UNICODE 1255 if (cs != CS_UNICODE
1107 && ch > 0x100 1256 && ch > 0x100
… …
1112 bool careful; 1261 bool careful;
1113 if (!has_char (*t, &prop, careful)) 1262 if (!has_char (*t, &prop, careful))
1114 continue; 1263 continue;
1115 1264
1116 XGlyphInfo g; 1265 XGlyphInfo g;
1117 XftTextExtents16 (DISPLAY, f, &ch, 1, &g); 1266 XftTextExtents16 (disp, f, &ch, 1, &g);
1118 1267
1268 g.width -= g.x;
1269
1119 int wcw = wcwidth (ch); 1270 int wcw = WCWIDTH (ch);
1120 if (wcw > 0) g.width = g.width / wcw; 1271 if (wcw > 0) g.width = (g.width + wcw - 1) / wcw;
1121 1272
1122 if (width < g.width) width = g.width; 1273 if (width < g.width ) width = g.width;
1123 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;
1124 } 1287 }
1125 1288
1126 if (prop.height == rxvt_fontprop::unset 1289 if (prop.height == rxvt_fontprop::unset
1127 || height <= prop.height 1290 || (height <= prop.height && glheight <= prop.height)
1128 || height <= 2 1291 || height <= 2
1129 || !scalable) 1292 || !scalable)
1130 break; 1293 break;
1131 1294
1132 if (ftheight) 1295 if (ftheight)
… …
1139 ftheight -= height - prop.height; 1302 ftheight -= height - prop.height;
1140 } 1303 }
1141 else 1304 else
1142 ftheight = prop.height - 1; 1305 ftheight = prop.height - 1;
1143 1306
1144 XftFontClose (DISPLAY, f); 1307 XftFontClose (disp, f);
1145 FcPatternDel (match, FC_PIXEL_SIZE); 1308 FcPatternDel (match, FC_PIXEL_SIZE);
1146 FcPatternAddInteger (match, FC_PIXEL_SIZE, ftheight); 1309 FcPatternAddInteger (match, FC_PIXEL_SIZE, ftheight);
1147 } 1310 }
1148 1311
1149 FcPatternDestroy (match); 1312 FcPatternDestroy (match);
1150 1313
1151#if 0 // do it per-character 1314#if 0 // do it per-character
… …
1158 1321
1159 return success; 1322 return success;
1160} 1323}
1161 1324
1162bool 1325bool
1163rxvt_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
1164{ 1327{
1165 careful = false; 1328 careful = false;
1166 1329
1167 if (!XftCharExists (DISPLAY, f, unicode)) 1330 if (!XftCharExists (term->dpy, f, unicode))
1168 return false; 1331 return false;
1169 1332
1170 if (!prop || prop->width == rxvt_fontprop::unset) 1333 if (!prop || prop->width == rxvt_fontprop::unset)
1171 return true; 1334 return true;
1172 1335
1173 // check character against base font bounding box 1336 // check character against base font bounding box
1174 FcChar32 ch = unicode; 1337 FcChar32 ch = unicode;
1175 XGlyphInfo g; 1338 XGlyphInfo g;
1176 XftTextExtents32 (DISPLAY, f, &ch, 1, &g); 1339 XftTextExtents32 (term->dpy, f, &ch, 1, &g);
1177 1340
1178 int w = g.width; 1341 int w = g.width - g.x;
1179 int wcw = wcwidth (unicode); 1342 int wcw = max (WCWIDTH (unicode), 1);
1180 if (wcw > 0) w /= wcw;
1181 1343
1182 careful = w > prop->width; 1344 careful = g.x > 0 || w > prop->width * wcw;
1183 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))
1184 return false; 1351 return false;
1185 1352
1186 return true; 1353 return true;
1187} 1354}
1188 1355
1189void 1356void
1190rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, 1357rxvt_font_xft::draw (rxvt_drawable &d, int x, int y,
1191 const text_t *text, int len, 1358 const text_t *text, int len,
1192 int fg, int bg) 1359 int fg, int bg)
1193{ 1360{
1194 clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
1195
1196 int base = ascent; // should be fbase, but that is incorrect
1197
1198 XGlyphInfo extents; 1361 XGlyphInfo extents;
1199 FcChar32 *enc = (FcChar32 *) get_enc_buf (len * sizeof (FcChar32)); 1362 XftGlyphSpec *enc = rxvt_temp_buf<XftGlyphSpec> (len);
1200 FcChar32 *ep = enc; 1363 XftGlyphSpec *ep = enc;
1201 int ewidth = 0; 1364
1202 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;
1203 1380
1204 while (len) 1381 while (len)
1205 { 1382 {
1206 int cwidth = r->TermWin.fwidth; 1383 int cwidth = term->fwidth;
1207 FcChar32 fc = *text++; len--; 1384 FcChar32 fc = *text++; len--;
1208 FT_UInt gl;
1209 1385
1210 while (len && *text == NOCHAR) 1386 while (len && *text == NOCHAR)
1211 text++, len--, cwidth += r->TermWin.fwidth; 1387 text++, len--, cwidth += term->fwidth;
1212
1213 gl = XftCharIndex (d.display->display, f, fc);
1214 XftGlyphExtents (d.display->display, f, &gl, 1, &extents);
1215 1388
1216 if (extents.xOff != cwidth && ep != enc) 1389 if (fc != ' ') // skip spaces
1217 {
1218 if (xoff > ewidth) xoff = ewidth;
1219 XftDrawGlyphs (d, &r->pix_colors[fg].c, f,
1220 x + (ewidth - xoff >> 1),
1221 y + base, enc, ep - enc);
1222 x += ewidth;
1223
1224 ep = enc;
1225 ewidth = 0;
1226 xoff = 0;
1227 } 1390 {
1391 FT_UInt glyph = XftCharIndex (disp, f, fc);
1392 XftGlyphExtents (disp, f, &glyph, 1, &extents);
1228 1393
1229 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++;
1230 { 1402 }
1403
1231 x += cwidth; 1404 x_ += cwidth;
1232 continue; 1405 }
1406
1407 if (buffered)
1408 {
1409 if (ep != enc)
1233 } 1410 {
1411 rxvt_drawable &d2 = d.screen->scratch_drawable (w, h);
1234 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_img
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_img->w >= src_x + w
1429 && term->bg_img->h >= src_y + h)
1430 {
1431 XCopyArea (disp, term->bg_img->pm, 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_img->pm;
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 }
1235 else 1468 else
1236 { 1469 clear_rect (d, x, y, w, h, bg);
1237 *ep++ = gl;
1238 ewidth += cwidth;
1239 xoff += extents.xOff;
1240 }
1241 }
1242
1243 if (ep != enc)
1244 { 1470 }
1245 if (xoff > ewidth) xoff = ewidth; 1471 else
1246 XftDrawGlyphs (d, &r->pix_colors[fg].c, f,
1247 x + (ewidth - xoff >> 1),
1248 y + base, enc, ep - enc);
1249 } 1472 {
1473 clear_rect (d, x, y, w, h, bg);
1474 XftDrawGlyphSpec (d, &term->pix_colors[fg].c, f, enc, ep - enc);
1475 }
1250} 1476}
1477
1251#endif 1478#endif
1252 1479
1253///////////////////////////////////////////////////////////////////////////// 1480/////////////////////////////////////////////////////////////////////////////
1254 1481
1255rxvt_fontset::rxvt_fontset (rxvt_t r) 1482rxvt_fontset::rxvt_fontset (rxvt_term *term)
1256: r (r), fontdesc (0) 1483: fontdesc (0), term (term)
1257{ 1484{
1258 clear (); 1485 clear ();
1259} 1486}
1260 1487
1261rxvt_fontset::~rxvt_fontset () 1488rxvt_fontset::~rxvt_fontset ()
… …
1264} 1491}
1265 1492
1266void 1493void
1267rxvt_fontset::clear () 1494rxvt_fontset::clear ()
1268{ 1495{
1496 prop.width = prop.height = prop.ascent = prop.weight = prop.slant
1497 = rxvt_fontprop::unset;
1498 force_prop = false;
1499
1269 for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) 1500 for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++)
1270 FONT_UNREF (*i); 1501 (*i)->unref ();
1271 1502
1272 for (pagemap **p = fmap.begin (); p != fmap.end (); p++) 1503 for (pagemap **p = fmap.begin (); p != fmap.end (); p++)
1273 delete *p; 1504 delete *p;
1274 1505
1275 free (fontdesc); fontdesc = 0; 1506 free (fontdesc); fontdesc = 0;
… …
1277 fonts.clear (); 1508 fonts.clear ();
1278 1509
1279 fallback = fallback_fonts; 1510 fallback = fallback_fonts;
1280} 1511}
1281 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;
1520}
1521
1282rxvt_font * 1522rxvt_font *
1283rxvt_fontset::new_font (const char *name, codeset cs) 1523rxvt_fontset::new_font (const char *name, codeset cs)
1284{ 1524{
1285 rxvt_font *f; 1525 rxvt_font *f;
1286 1526
1287 if (!name || !*name) 1527 if (!name || !*name)
1288 { 1528 {
1289 name = ""; 1529 name = "";
1290 f = new rxvt_font_default (this); 1530 f = new rxvt_font_default (this);
1291 } 1531 }
… …
1302 f = new rxvt_font_x11; 1542 f = new rxvt_font_x11;
1303 } 1543 }
1304 else 1544 else
1305 f = new rxvt_font_x11; 1545 f = new rxvt_font_x11;
1306 1546
1307 f->set_term (r);
1308 f->set_name (strdup (name)); 1547 f->set_name (strdup (name));
1309 1548 prepare_font (f, cs);
1310 f->cs = cs;
1311 f->loaded = false;
1312 1549
1313 return f; 1550 return f;
1314} 1551}
1315 1552
1316///////////////////////////////////////////////////////////////////////////// 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}
1317 1571
1318void 1572void
1319rxvt_fontset::add_fonts (const char *desc) 1573rxvt_fontset::add_fonts (const char *desc)
1320{ 1574{
1321 if (desc) 1575 if (desc)
… …
1323 char buf[512]; 1577 char buf[512];
1324 const char *end; 1578 const char *end;
1325 1579
1326 do 1580 do
1327 { 1581 {
1328 while (*desc <= ' ') desc++; 1582 while (*desc && *desc <= ' ')
1583 desc++;
1329 1584
1330 codeset cs = CS_UNICODE; 1585 codeset cs = CS_UNICODE;
1331 1586
1332 if (*desc == '[') 1587 if (*desc == '[')
1333 { 1588 {
… …
1358 if (!end) 1613 if (!end)
1359 end = desc + strlen (desc); 1614 end = desc + strlen (desc);
1360 1615
1361 if (end - desc < 511) 1616 if (end - desc < 511)
1362 { 1617 {
1363 strncpy (buf, desc, end - desc); 1618 memcpy (buf, desc, end - desc);
1364 buf[end - desc] = 0; 1619 buf[end - desc] = 0;
1365 1620
1366 fonts.push_back (new_font (buf, cs)); 1621 push_font (new_font (buf, cs));
1367 } 1622 }
1368 else 1623 else
1369 rxvt_warn ("fontset element too long (>511 bytes), ignored."); 1624 rxvt_warn ("fontset element too long (>511 bytes), ignored.\n");
1370 1625
1371 desc = end + 1; 1626 desc = end + 1;
1372 } 1627 }
1373 while (*end); 1628 while (*end);
1374 } 1629 }
… …
1383 if (fonts[i]->loaded) 1638 if (fonts[i]->loaded)
1384 return true; 1639 return true;
1385 1640
1386 fonts[i]->loaded = true; 1641 fonts[i]->loaded = true;
1387 1642
1388 if (!fonts[i]->load (prop)) 1643 if (!fonts[i]->load (prop, force_prop))
1389 { 1644 {
1390 fonts[i]->cs = CS_UNKNOWN; 1645 fonts[i]->cs = CS_UNKNOWN;
1391 return false; 1646 return false;
1392 } 1647 }
1393 1648
1394 return true; 1649 return true;
1395} 1650}
1396 1651
1397bool 1652bool
1398rxvt_fontset::populate (const char *desc, const rxvt_fontprop &prop) 1653rxvt_fontset::populate (const char *desc)
1399{ 1654{
1400 clear (); 1655 clear ();
1401 1656
1402 fontdesc = strdup (desc); 1657 fontdesc = strdup (desc);
1403 1658
1404 fonts.push_back (new_font (0, CS_UNICODE)); 1659 push_font (new_font (0, CS_UNICODE));
1405 realize_font (0); 1660 realize_font (0);
1406
1407 this->prop = prop;
1408 1661
1409 add_fonts (desc); 1662 add_fonts (desc);
1410 1663
1411 return true; 1664 return true;
1412} 1665}
… …
1420 1673
1421 return -1; 1674 return -1;
1422} 1675}
1423 1676
1424int 1677int
1425rxvt_fontset::find_font (unicode_t unicode) 1678rxvt_fontset::find_font_idx (unicode_t unicode)
1426{ 1679{
1427 if (unicode >= 1<<20) 1680 if (unicode >= 1<<20)
1428 return 0; 1681 return 0;
1429 1682
1430 unicode_t hi = unicode >> 8; 1683 unicode_t hi = unicode >> 8;
… …
1445 if (FROM_UNICODE (f->cs, unicode) == NOCHAR) 1698 if (FROM_UNICODE (f->cs, unicode) == NOCHAR)
1446 goto next_font; 1699 goto next_font;
1447 1700
1448 if (!realize_font (i)) 1701 if (!realize_font (i))
1449 goto next_font; 1702 goto next_font;
1703
1704 if (prop.ascent != rxvt_fontprop::unset)
1705 max_it (f->ascent, prop.ascent);
1450 } 1706 }
1451 1707
1452 if (f->cs == CS_UNKNOWN) 1708 if (f->cs == CS_UNKNOWN)
1453 goto next_font; 1709 goto next_font;
1454 1710
1455 bool careful; 1711 bool careful;
1456 if (f->has_char (unicode, &prop, careful)) 1712 if (f->has_char (unicode, &prop, careful))
1457 { 1713 {
1458 if (careful) 1714 i = (i << 1) | careful;
1459 i |= 128;
1460 1715
1461 goto found; 1716 goto found;
1462 } 1717 }
1463 1718
1464 next_font: 1719 next_font:
1465 if (i == fonts.size () - 1) 1720 if (i == fonts.size () - 1)
1466 { 1721 {
1467 if (fallback->name) 1722 if (fallback->name)
1468 { 1723 {
1469 // search through the fallback list 1724 // search through the fallback list
1470 fonts.push_back (new_font (fallback->name, fallback->cs)); 1725 push_font (new_font (fallback->name, fallback->cs));
1471 fallback++; 1726 fallback++;
1472 } 1727 }
1473 else 1728 else
1474 { 1729 {
1475 // try to find a new font. 1730 // try to find a new font.
… …
1493 FcPatternAddInteger (p, FC_SLANT, prop.slant); 1748 FcPatternAddInteger (p, FC_SLANT, prop.slant);
1494 FcPatternAddBool (p, FC_MINSPACE, 1); 1749 FcPatternAddBool (p, FC_MINSPACE, 1);
1495 //FcPatternAddBool (p, FC_ANTIALIAS, 1); 1750 //FcPatternAddBool (p, FC_ANTIALIAS, 1);
1496 1751
1497 XftResult result; 1752 XftResult result;
1498 FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); 1753 FcPattern *match = XftFontMatch (term->dpy, term->display->screen, p, &result);
1499 1754
1500 FcPatternDestroy (p); 1755 FcPatternDestroy (p);
1501 1756
1502 if (match) 1757 if (match)
1503 { 1758 {
… …
1506 FcPatternDestroy (match); 1761 FcPatternDestroy (match);
1507 1762
1508 if (find_font (font) < 0) 1763 if (find_font (font) < 0)
1509 { 1764 {
1510 char fontname[4096]; 1765 char fontname[4096];
1511 sprintf (fontname, "xft:%-.4090s", font); 1766 snprintf (fontname, sizeof (fontname), "xft:%s", font);
1512 1767
1513 fonts.push_back (new_font (fontname, CS_UNICODE)); 1768 push_font (new_font (fontname, CS_UNICODE));
1514 } 1769 }
1515 1770
1516 free (font); 1771 free (font);
1517 } 1772 }
1518#endif 1773#endif
… …
1530 while (hi >= fmap.size ()) 1785 while (hi >= fmap.size ())
1531 fmap.push_back (0); 1786 fmap.push_back (0);
1532 1787
1533 if (!fmap[hi]) 1788 if (!fmap[hi])
1534 { 1789 {
1535 fmap[hi] = (pagemap *)new pagemap; 1790 fmap[hi] = new pagemap;
1536 memset (fmap[hi], 0xff, sizeof (pagemap)); 1791 memset (fmap[hi], 0xff, sizeof (pagemap));
1537 } 1792 }
1538 1793
1539 (*fmap[hi])[unicode & 0xff] = i; 1794 (*fmap[hi])[unicode & 0xff] = i;
1540 } 1795 }
1541 1796
1542 return i; 1797 return i;
1543} 1798}
1544 1799
1545
1546

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