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pcg |
1.1 |
/*--------------------------------*-C-*---------------------------------*; |
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* File: defaultfont.C |
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*----------------------------------------------------------------------* |
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* Copyright (c) 2003 Marc Lehmann rxvt@plan9.de> |
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* - original version. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*---------------------------------------------------------------------*/ |
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#include "../config.h" |
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#include "rxvt.h" |
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#include "defaultfont.h" |
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pcg |
1.7 |
#include <cstdlib> |
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pcg |
1.17 |
#define DISPLAY r->display->display |
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pcg |
1.2 |
#define DRAWABLE r->TermWin.vt |
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#define GC r->TermWin.gc |
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pcg |
1.1 |
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const struct rxvt_fallback_font { |
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codeset cs; |
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const char *name; |
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} fallback_fonts[] = { |
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{ CS_ISO8859_1, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-1" }, |
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{ CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-15" }, |
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{ CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-fcd8859-15" }, |
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#if ENCODING_EU |
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// cyrillic |
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{ CS_KOI8_R, "-*-*-*-r-*--*-*-*-*-c-*-koi8-r" }, |
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{ CS_KOI8_U, "-*-*-*-r-*--*-*-*-*-c-*-koi8-u" }, |
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{ CS_ISO8859_2, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-2" }, |
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{ CS_ISO8859_3, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-3" }, |
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{ CS_ISO8859_4, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-4" }, |
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{ CS_ISO8859_5, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-5" }, |
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{ CS_ISO8859_6, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-6" }, |
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{ CS_ISO8859_7, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-7" }, |
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{ CS_ISO8859_8, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-8" }, |
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{ CS_ISO8859_9, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-9" }, |
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{ CS_ISO8859_10, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-10" }, |
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{ CS_ISO8859_11, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-11" }, |
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{ CS_ISO8859_13, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-13" }, |
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{ CS_ISO8859_14, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-14" }, |
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{ CS_ISO8859_16, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-16" }, |
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#endif |
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// japanese |
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#if ENCODING_JP || ENCODING_JP_EXT |
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# if XFT |
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// prefer xft for complex scripts |
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pcg |
1.9 |
{ CS_UNICODE, "xft:Kochi Gothic:antialias=false" }, |
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pcg |
1.1 |
# endif |
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pcg |
1.9 |
{ CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, |
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{ CS_JIS0208_1983_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, |
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{ CS_JIS0212_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0212*-0" }, |
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pcg |
1.1 |
#endif |
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#if ENCODING_CN || ENCODING_CN_EXT |
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# if XFT |
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pcg |
1.9 |
{ CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" }, |
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{ CS_BIG5_EXT, "xft:AR PL KaitiM Big5" }, |
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{ CS_GB2312_1980_0, "xft:AR PL KaitiM GB" }, |
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{ CS_GB2312_1980_0, "xft:AR PL SungtiL GB" }, |
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pcg |
1.1 |
# endif |
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pcg |
1.15 |
{ CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-gb2312*-0" }, |
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pcg |
1.14 |
{ CS_CNS11643_1992_1, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-1" }, |
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{ CS_CNS11643_1992_2, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-2" }, |
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{ CS_CNS11643_1992_3, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-3" }, |
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{ CS_CNS11643_1992_4, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-4" }, |
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{ CS_CNS11643_1992_5, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-5" }, |
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{ CS_CNS11643_1992_6, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-6" }, |
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{ CS_CNS11643_1992_7, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-7" }, |
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{ CS_CNS11643_1992_F, "-*-*-*-*-*-*-*-*-*-*-c-*-cns11643*-f" }, |
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pcg |
1.1 |
#endif |
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#if XFT |
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pcg |
1.9 |
{ CS_UNICODE, "xft:Andale Mono" }, |
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{ CS_UNICODE, "xft:Arial Unicode MS" }, |
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pcg |
1.1 |
#endif |
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pcg |
1.9 |
{ CS_UNICODE, "-*-lucidatypewriter-*-*-*-*-*-*-*-*-m-*-iso10646-1" }, |
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{ CS_UNICODE, "xft:FreeMono" }, |
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{ CS_UNICODE, "-*-unifont-*-*-*-*-*-*-*-*-c-*-iso10646-1" }, |
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{ CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-c-*-iso10646-1" }, |
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{ CS_UNICODE, "-*-*-*-r-*-*-*-*-*-*-m-*-iso10646-1" }, |
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pcg |
1.1 |
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{ CS_UNKNOWN, 0 } |
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}; |
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///////////////////////////////////////////////////////////////////////////// |
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static void *enc_buf; |
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static uint32_t enc_len; |
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static inline void * |
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pcg |
1.16 |
get_enc_buf (uint32_t len) |
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pcg |
1.1 |
{ |
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if (len > enc_len) |
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{ |
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free (enc_buf); |
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enc_buf = malloc (len); |
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} |
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return enc_buf; |
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} |
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static const char * |
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pcg |
1.16 |
enc_char (const text_t *text, uint32_t len, codeset cs, bool &zero) |
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pcg |
1.1 |
{ |
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uint8_t *buf = (uint8_t *)get_enc_buf (len); |
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while (len--) |
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{ |
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uint32_t c = FROM_UNICODE (cs, *text++); |
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if (c == NOCHAR) |
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{ |
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c = 0; |
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zero = true; |
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} |
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*buf++ = c; |
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} |
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return (const char *)enc_buf; |
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} |
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static const XChar2b * |
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pcg |
1.16 |
enc_xchar2b (const text_t *text, uint32_t len, codeset cs, bool &zero) |
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pcg |
1.1 |
{ |
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XChar2b *buf = (XChar2b *)get_enc_buf (len * sizeof (XChar2b)); |
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while (len--) |
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{ |
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uint32_t c = FROM_UNICODE (cs, *text++); |
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if (c == NOCHAR) |
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{ |
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c = 0; |
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zero = true; |
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} |
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buf->byte1 = c >> 8; |
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buf->byte2 = c; |
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buf++; |
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} |
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return (XChar2b *)enc_buf; |
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} |
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///////////////////////////////////////////////////////////////////////////// |
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void |
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rxvt_font::clear_rect (int x, int y, int w, int h, int color) |
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{ |
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if (color == Color_bg) |
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XClearArea (DISPLAY, DRAWABLE, x, y, w, h, FALSE); |
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else if (color >= 0) |
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{ |
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pcg |
1.2 |
XSetForeground (DISPLAY, GC, r->PixColors[color]); |
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pcg |
1.1 |
XFillRectangle (DISPLAY, DRAWABLE, GC, x, y, w, h); |
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} |
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} |
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pcg |
1.3 |
static const char *linedraw_cmds[128] = { |
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"1hH", "2hH", "1vV", "2vV", |
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0, 0, 0, 0, |
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0, 0, 0, 0, |
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"1HV", "2H1V", "1H2V", "2HV", |
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// 2510 |
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"1hV", "2h1V", "1h2V", "2hV", |
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"1Hv", "2H1v", "1H2v", "2Hv", |
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"1hv", "2h1v", "1h2v", "2hv", |
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"1HvV", "2H1vV", "1HV2v", "1Hv2V", |
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// 2520 |
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"1H2vV", "2Hv1V", "2HV1v", "2HvV", |
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"1hvV", "2h1vV", "1hV2v", "1hv2V", |
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"1h2vV", "2hv1V", "1v2hV", "2hvV", |
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"1hHV", "2h1HV", "2H1hV", "2hH1V", |
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// 2530 |
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"1hH2V", "2hV1H", "1h2HV", "2hHV", |
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"1hHv", "1vH2h", "1hv2H", "1v2hH", |
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"1hH2v", "1H2hv", "1h2Hv", "2hHv", |
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"1hHvV", "1vVH2h", "1hvV2H", "1vV2hH", |
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// 2540 |
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"1hHV2v", "1hHv2V", "1hH2vV", "1HV2hv", |
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"1hV2Hv", "1Hv2hV", "1hv2HV", "1V2hHv", |
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"1v2hHV", "1H2hvV", "1h2HvV", "2hHvV", |
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0, 0, 0, 0, |
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// 2550 |
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0, 0, 0, 0, |
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0, 0, 0, 0, |
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0, 0, 0, 0, |
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0, 0, 0, 0, |
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// 2560 |
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0, 0, 0, 0, |
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0, 0, 0, 0, |
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0, 0, 0, 0, |
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0, 0, 0, 0, |
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// 2570 |
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0, "1a", "1b", "1ab", |
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"1h", "1v", "1H", "1V", |
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"2h", "2v", "2H", "2V", |
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"1h2H", "1v2V", "1H2h", "1V2v" |
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// to be done |
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}; |
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228 |
pcg |
1.1 |
struct rxvt_font_default : rxvt_font { |
229 |
pcg |
1.7 |
rxvt_fontprop properties () |
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{ |
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rxvt_fontprop p; |
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233 |
pcg |
1.10 |
p.width = p.height = 1; |
234 |
pcg |
1.7 |
p.weight = rxvt_fontprop::medium; |
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p.slant = rxvt_fontprop::roman; |
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return p; |
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} |
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bool load (const rxvt_fontprop &prop) |
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pcg |
1.1 |
{ |
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width = 1; height = 1; |
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ascent = 1; descent = 0; |
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return true; |
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} |
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bool has_codepoint (uint32_t unicode) |
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{ |
250 |
pcg |
1.3 |
if (unicode <= 0x001f) |
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return true; |
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if (unicode >= 0x0080 && unicode <= 0x009f) |
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return true; |
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255 |
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if (unicode >= 0x2500 && unicode <= 0x257f |
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&& linedraw_cmds[unicode - 0x2500]) |
257 |
pcg |
1.1 |
return true; |
258 |
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259 |
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switch (unicode) |
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{ |
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case ZERO_WIDTH_CHAR: |
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return true; |
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} |
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return false; |
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} |
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268 |
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void draw (int x, int y, |
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const text_t *text, int len, |
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int fg, int bg); |
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}; |
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273 |
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void |
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rxvt_font_default::draw (int x, int y, |
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const text_t *text, int len, |
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int fg, int bg) |
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{ |
278 |
pcg |
1.2 |
clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
279 |
pcg |
1.1 |
|
280 |
pcg |
1.3 |
XSetForeground (DISPLAY, GC, r->PixColors[fg]); |
281 |
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282 |
pcg |
1.1 |
while (len--) |
283 |
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{ |
284 |
pcg |
1.3 |
text_t t = *text++; |
285 |
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286 |
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if (t >= 0x2500 & t <= 0x2580 && linedraw_cmds[t - 0x2500]) |
287 |
pcg |
1.1 |
{ |
288 |
pcg |
1.3 |
const char *p = linedraw_cmds[t - 0x2500]; |
289 |
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290 |
pcg |
1.4 |
int x0 = x, x1 = x + r->TermWin.fwidth / 2, x2 = x + r->TermWin.fwidth ; |
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int y0 = y, y1 = y + r->TermWin.fheight / 2, y2 = y + r->TermWin.fheight; |
292 |
pcg |
1.3 |
|
293 |
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XGCValues gcv; |
294 |
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295 |
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while (*p) |
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{ |
297 |
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switch (*p++) |
298 |
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{ |
299 |
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case '1': |
300 |
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gcv.line_width = 0; |
301 |
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XChangeGC (DISPLAY, GC, GCLineWidth, &gcv); |
302 |
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break; |
303 |
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304 |
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case '2': |
305 |
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gcv.line_width = 2; |
306 |
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XChangeGC (DISPLAY, GC, GCLineWidth, &gcv); |
307 |
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break; |
308 |
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309 |
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case 'h': XDrawLine (DISPLAY, DRAWABLE, GC, x0, y1, x1, y1); break; |
310 |
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case 'H': XDrawLine (DISPLAY, DRAWABLE, GC, x1, y1, x2, y1); break; |
311 |
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case 'v': XDrawLine (DISPLAY, DRAWABLE, GC, x1, y0, x1, y1); break; |
312 |
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case 'V': XDrawLine (DISPLAY, DRAWABLE, GC, x1, y1, x1, y2); break; |
313 |
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case 'a': XDrawLine (DISPLAY, DRAWABLE, GC, x0, y2, x2, y0); break; |
314 |
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case 'b': XDrawLine (DISPLAY, DRAWABLE, GC, x0, y0, x2, y2); break; |
315 |
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} |
316 |
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} |
317 |
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318 |
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gcv.line_width = 0; |
319 |
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XChangeGC (DISPLAY, GC, GCLineWidth, &gcv); |
320 |
pcg |
1.1 |
} |
321 |
pcg |
1.3 |
else |
322 |
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switch (*text++) |
323 |
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{ |
324 |
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case NOCHAR: |
325 |
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case ZERO_WIDTH_CHAR: |
326 |
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break; |
327 |
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default: |
328 |
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XDrawRectangle (DISPLAY, DRAWABLE, GC, x + 2, y + 2, r->TermWin.fwidth - 5, r->TermWin.fheight - 5); |
329 |
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} |
330 |
pcg |
1.1 |
|
331 |
pcg |
1.2 |
x += r->TermWin.fwidth; |
332 |
pcg |
1.1 |
} |
333 |
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} |
334 |
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335 |
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///////////////////////////////////////////////////////////////////////////// |
336 |
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337 |
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struct rxvt_font_x11 : rxvt_font { |
338 |
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rxvt_font_x11 () { f = 0; } |
339 |
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340 |
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void clear (); |
341 |
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|
342 |
pcg |
1.7 |
rxvt_fontprop properties (); |
343 |
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|
344 |
|
|
bool load (const rxvt_fontprop &prop); |
345 |
pcg |
1.1 |
|
346 |
|
|
bool has_codepoint (uint32_t unicode); |
347 |
|
|
|
348 |
|
|
void draw (int x, int y, |
349 |
|
|
const text_t *text, int len, |
350 |
|
|
int fg, int bg); |
351 |
|
|
|
352 |
|
|
XFontStruct *f; |
353 |
|
|
codeset cs; |
354 |
|
|
bool enc2b, encm; |
355 |
|
|
|
356 |
pcg |
1.7 |
const char *get_property (XFontStruct *f, const char *property, const char *repl) const; |
357 |
pcg |
1.12 |
bool set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth); |
358 |
|
|
bool set_properties (rxvt_fontprop &p, XFontStruct *f); |
359 |
|
|
bool set_properties (rxvt_fontprop &p, const char *name); |
360 |
pcg |
1.1 |
}; |
361 |
|
|
|
362 |
|
|
const char * |
363 |
pcg |
1.7 |
rxvt_font_x11::get_property (XFontStruct *f, const char *property, const char *repl) const |
364 |
pcg |
1.1 |
{ |
365 |
|
|
unsigned long value; |
366 |
|
|
|
367 |
|
|
if (XGetFontProperty (f, XInternAtom (DISPLAY, property, 0), &value)) |
368 |
|
|
return XGetAtomName (DISPLAY, value); |
369 |
|
|
else |
370 |
|
|
return repl; |
371 |
|
|
} |
372 |
|
|
|
373 |
pcg |
1.7 |
rxvt_fontprop |
374 |
|
|
rxvt_font_x11::properties () |
375 |
|
|
{ |
376 |
pcg |
1.12 |
rxvt_fontprop p; |
377 |
|
|
set_properties (p, f); |
378 |
|
|
return p; |
379 |
pcg |
1.7 |
} |
380 |
|
|
|
381 |
pcg |
1.12 |
bool |
382 |
|
|
rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char *weight, const char *slant, int avgwidth) |
383 |
pcg |
1.7 |
{ |
384 |
pcg |
1.12 |
p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2; |
385 |
|
|
p.height = height; |
386 |
|
|
p.weight = *weight == 'B' || *weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
387 |
|
|
p.slant = *slant == 'r' || *slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic; |
388 |
|
|
|
389 |
|
|
return true; |
390 |
|
|
} |
391 |
pcg |
1.7 |
|
392 |
pcg |
1.12 |
bool |
393 |
|
|
rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f) |
394 |
|
|
{ |
395 |
pcg |
1.7 |
const char *weight = get_property (f, "WEIGHT_NAME", "medium"); |
396 |
|
|
const char *slant = get_property (f, "SLANT", "r"); |
397 |
|
|
|
398 |
pcg |
1.12 |
unsigned long height; |
399 |
|
|
if (!XGetFontProperty (f, XInternAtom (DISPLAY, "PIXEL_SIZE", 0), &height)) |
400 |
|
|
return false; |
401 |
|
|
|
402 |
pcg |
1.10 |
unsigned long avgwidth; |
403 |
pcg |
1.12 |
if (!XGetFontProperty (f, XInternAtom (DISPLAY, "AVERAGE_WIDTH", 0), &avgwidth)) |
404 |
|
|
avgwidth = 0; |
405 |
|
|
|
406 |
|
|
return set_properties (p, height, weight, slant, avgwidth); |
407 |
|
|
} |
408 |
|
|
|
409 |
|
|
bool |
410 |
|
|
rxvt_font_x11::set_properties (rxvt_fontprop &p, const char *name) |
411 |
|
|
{ |
412 |
|
|
int slashes = 0; |
413 |
|
|
const char *comp[12]; |
414 |
|
|
|
415 |
|
|
for (const char *c = name; *c; c++) |
416 |
|
|
if (*c == '-') |
417 |
|
|
{ |
418 |
|
|
comp[slashes++] = c + 1; |
419 |
|
|
if (slashes >= 13) |
420 |
|
|
break; |
421 |
|
|
} |
422 |
|
|
|
423 |
|
|
/* can we short-circuit the costly XLoadQueryFont? */ |
424 |
|
|
if (slashes >= 13 |
425 |
|
|
&& (*comp[ 6] >= '1' && *comp[ 6] <= '9') |
426 |
|
|
&& (*comp[11] >= '0' && *comp[11] <= '9')) |
427 |
|
|
return set_properties (p, atoi (comp[6]), comp[2], comp[3], atoi (comp[11])); |
428 |
|
|
|
429 |
|
|
XFontStruct *f = XLoadQueryFont (DISPLAY, name); |
430 |
|
|
|
431 |
|
|
if (f) |
432 |
|
|
{ |
433 |
pcg |
1.19 |
// the font should really exist now. if not, we have a problem |
434 |
pcg |
1.12 |
// (e.g. if the user did xset fp rehash just when we were searching fonts). |
435 |
|
|
// in that case, just return garbage. |
436 |
|
|
bool ret = set_properties (p, f); |
437 |
|
|
XFreeFont (DISPLAY, f); |
438 |
|
|
return ret; |
439 |
|
|
} |
440 |
|
|
else |
441 |
|
|
return false; |
442 |
|
|
} |
443 |
|
|
|
444 |
|
|
// fix the size of scalable fonts |
445 |
|
|
static void |
446 |
|
|
fix_scalable (char *buf, const char *name, const rxvt_fontprop &prop) |
447 |
|
|
{ |
448 |
|
|
int slashes = 0; |
449 |
|
|
const char *size; |
450 |
|
|
|
451 |
|
|
for (const char *c = name; *c; c++) |
452 |
|
|
if (*c == '-') |
453 |
|
|
{ |
454 |
|
|
if (slashes == 6) |
455 |
|
|
size = c + 1; |
456 |
|
|
|
457 |
|
|
if (++slashes >= 13) |
458 |
|
|
break; |
459 |
|
|
} |
460 |
pcg |
1.7 |
|
461 |
pcg |
1.12 |
if (slashes >= 13 && size[0] == '0') |
462 |
|
|
{ |
463 |
|
|
strncpy (buf, name, size - name); |
464 |
|
|
buf += size - name; |
465 |
|
|
buf += sprintf (buf, "%d", prop.height); |
466 |
|
|
strcpy (buf, size + 1); |
467 |
|
|
} |
468 |
|
|
else |
469 |
|
|
strcpy (buf, name); |
470 |
pcg |
1.7 |
} |
471 |
|
|
|
472 |
pcg |
1.1 |
bool |
473 |
pcg |
1.7 |
rxvt_font_x11::load (const rxvt_fontprop &prop) |
474 |
pcg |
1.1 |
{ |
475 |
|
|
clear (); |
476 |
|
|
|
477 |
pcg |
1.6 |
char **list; |
478 |
|
|
int count; |
479 |
pcg |
1.12 |
list = XListFonts (DISPLAY, name, 512, &count); |
480 |
|
|
set_name (0); |
481 |
pcg |
1.6 |
|
482 |
|
|
if (!list) |
483 |
|
|
return false; |
484 |
|
|
|
485 |
pcg |
1.7 |
int bestdiff = 0x7fffffff; |
486 |
pcg |
1.6 |
for (int i = 0; i < count; i++) |
487 |
|
|
{ |
488 |
pcg |
1.12 |
rxvt_fontprop p; |
489 |
|
|
char fname[1024]; |
490 |
|
|
fix_scalable (fname, list[i], prop); |
491 |
|
|
|
492 |
|
|
if (!set_properties (p, fname)) |
493 |
|
|
continue; |
494 |
|
|
|
495 |
|
|
if (p.height > prop.height) // weed out too large fonts |
496 |
|
|
continue; |
497 |
|
|
|
498 |
|
|
int diff = (prop.height - p.height) * 32 |
499 |
|
|
+ abs (prop.weight - p.weight) |
500 |
|
|
+ abs (prop.slant - p.slant ); |
501 |
pcg |
1.7 |
|
502 |
pcg |
1.12 |
if (!name // compare against best found so far |
503 |
|
|
|| diff < bestdiff) |
504 |
pcg |
1.7 |
{ |
505 |
pcg |
1.12 |
set_name (strdup (fname)); |
506 |
|
|
bestdiff = diff; |
507 |
pcg |
1.7 |
} |
508 |
pcg |
1.6 |
} |
509 |
pcg |
1.9 |
|
510 |
pcg |
1.12 |
XFreeFontNames (list); |
511 |
|
|
|
512 |
|
|
if (!name) |
513 |
pcg |
1.9 |
return false; |
514 |
pcg |
1.6 |
|
515 |
pcg |
1.1 |
f = XLoadQueryFont (DISPLAY, name); |
516 |
|
|
|
517 |
|
|
if (!f) |
518 |
|
|
return false; |
519 |
|
|
|
520 |
pcg |
1.7 |
const char *registry = get_property (f, "CHARSET_REGISTRY", 0); |
521 |
|
|
const char *encoding = get_property (f, "CHARSET_ENCODING", 0); |
522 |
pcg |
1.1 |
|
523 |
|
|
if (registry && encoding) |
524 |
|
|
{ |
525 |
|
|
char charset[64]; |
526 |
|
|
snprintf (charset, 64, "%s-%s", registry, encoding); |
527 |
|
|
|
528 |
|
|
cs = codeset_from_name (charset); |
529 |
|
|
} |
530 |
|
|
else |
531 |
|
|
{ |
532 |
pcg |
1.7 |
const char *charset = get_property (f, "FONT", 0); |
533 |
pcg |
1.1 |
|
534 |
|
|
if (!charset) |
535 |
|
|
charset = name; |
536 |
|
|
|
537 |
|
|
int count = 13; |
538 |
|
|
while (*charset) |
539 |
|
|
if (*charset++ == '-' && !--count) |
540 |
|
|
break; |
541 |
|
|
|
542 |
|
|
cs = codeset_from_name (charset); |
543 |
|
|
} |
544 |
|
|
|
545 |
|
|
if (cs == CS_UNICODE) |
546 |
|
|
cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font |
547 |
|
|
|
548 |
|
|
encm = f->min_byte1 != 0 || f->max_byte1 != 0; |
549 |
|
|
enc2b = encm || f->max_char_or_byte2 > 255; |
550 |
|
|
|
551 |
|
|
ascent = f->ascent; |
552 |
|
|
descent = f->descent; |
553 |
|
|
height = ascent + descent; |
554 |
|
|
|
555 |
pcg |
1.7 |
slow = false; |
556 |
pcg |
1.1 |
|
557 |
|
|
if (f->min_bounds.width == f->max_bounds.width) |
558 |
|
|
width = f->min_bounds.width; |
559 |
|
|
else if (f->per_char == NULL) |
560 |
|
|
width = f->max_bounds.width; |
561 |
|
|
else |
562 |
|
|
{ |
563 |
pcg |
1.7 |
slow = true; |
564 |
pcg |
1.1 |
|
565 |
|
|
int N = f->max_char_or_byte2 - f->min_char_or_byte2; |
566 |
|
|
|
567 |
|
|
if (encm) |
568 |
|
|
N += (f->max_byte1 - f->min_byte1) |
569 |
|
|
* (f->max_char_or_byte2 - f->min_char_or_byte2 + 1); |
570 |
|
|
|
571 |
|
|
while (N) |
572 |
|
|
{ |
573 |
|
|
if (f->per_char[N].width > width) |
574 |
|
|
width = f->per_char[N].width; |
575 |
|
|
|
576 |
|
|
--N; |
577 |
|
|
} |
578 |
|
|
} |
579 |
|
|
|
580 |
|
|
if (cs == CS_UNKNOWN) |
581 |
|
|
{ |
582 |
|
|
fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name); |
583 |
|
|
|
584 |
|
|
clear (); |
585 |
|
|
|
586 |
|
|
return false; |
587 |
|
|
} |
588 |
|
|
|
589 |
|
|
return true; |
590 |
|
|
} |
591 |
|
|
|
592 |
|
|
void |
593 |
|
|
rxvt_font_x11::clear () |
594 |
|
|
{ |
595 |
|
|
if (f) |
596 |
|
|
{ |
597 |
|
|
XFreeFont (DISPLAY, f); |
598 |
|
|
f = 0; |
599 |
|
|
} |
600 |
|
|
} |
601 |
|
|
|
602 |
|
|
bool |
603 |
|
|
rxvt_font_x11::has_codepoint (uint32_t unicode) |
604 |
|
|
{ |
605 |
|
|
uint32_t ch = FROM_UNICODE (cs, unicode); |
606 |
|
|
|
607 |
|
|
if (ch == NOCHAR) |
608 |
|
|
return false; |
609 |
|
|
|
610 |
|
|
/* check wether the character exists in _this_ font. horrible. */ |
611 |
|
|
XCharStruct *xcs; |
612 |
|
|
|
613 |
|
|
if (encm) |
614 |
|
|
{ |
615 |
pcg |
1.16 |
unsigned char byte1 = ch >> 8; |
616 |
|
|
unsigned char byte2 = ch & 255; |
617 |
pcg |
1.1 |
|
618 |
|
|
if (byte1 < f->min_byte1 || byte1 > f->max_byte1 |
619 |
|
|
|| byte2 < f->min_char_or_byte2 || byte2 > f->max_char_or_byte2) |
620 |
|
|
return false; |
621 |
|
|
|
622 |
|
|
if (!f->per_char) |
623 |
|
|
return true; |
624 |
|
|
|
625 |
|
|
int D = f->max_char_or_byte2 - f->min_char_or_byte2 + 1; |
626 |
|
|
int N = (byte1 - f->min_byte1) * D + byte2 - f->min_char_or_byte2; |
627 |
|
|
|
628 |
|
|
xcs = f->per_char + N; |
629 |
|
|
} |
630 |
|
|
else |
631 |
|
|
{ |
632 |
|
|
if (ch < f->min_char_or_byte2 || ch > f->max_char_or_byte2) |
633 |
|
|
return false; |
634 |
|
|
|
635 |
|
|
if (!f->per_char) |
636 |
|
|
return true; |
637 |
|
|
|
638 |
|
|
xcs = f->per_char + (ch - f->min_char_or_byte2); |
639 |
|
|
} |
640 |
|
|
|
641 |
|
|
if (xcs->lbearing == 0 && xcs->rbearing == 0 && xcs->width == 0 |
642 |
|
|
&& xcs->ascent == 0 && xcs->descent == 0) |
643 |
|
|
return false; |
644 |
|
|
|
645 |
|
|
return true; |
646 |
|
|
} |
647 |
|
|
|
648 |
|
|
void |
649 |
|
|
rxvt_font_x11::draw (int x, int y, |
650 |
|
|
const text_t *text, int len, |
651 |
|
|
int fg, int bg) |
652 |
|
|
{ |
653 |
|
|
// this looks like a mess /. |
654 |
|
|
// and it is a mess /. |
655 |
|
|
// yet we are trying to be perfect /. |
656 |
|
|
// but the result still isn't perfect /. |
657 |
|
|
|
658 |
pcg |
1.7 |
bool slow = this->slow |
659 |
pcg |
1.2 |
|| width != r->TermWin.fwidth |
660 |
|
|
|| height != r->TermWin.fheight; |
661 |
pcg |
1.1 |
|
662 |
pcg |
1.2 |
int base = r->TermWin.fbase; |
663 |
pcg |
1.1 |
|
664 |
|
|
XGCValues v; |
665 |
pcg |
1.2 |
v.foreground = r->PixColors[fg]; |
666 |
|
|
v.background = r->PixColors[bg]; |
667 |
pcg |
1.1 |
v.font = f->fid; |
668 |
|
|
|
669 |
|
|
if (enc2b) |
670 |
|
|
{ |
671 |
|
|
const XChar2b *xc = enc_xchar2b (text, len, cs, slow); |
672 |
|
|
|
673 |
|
|
if (bg == Color_bg && !slow) |
674 |
|
|
{ |
675 |
|
|
XChangeGC (DISPLAY, GC, GCForeground | GCBackground | GCFont, &v); |
676 |
|
|
XDrawImageString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, len); |
677 |
|
|
} |
678 |
|
|
else |
679 |
|
|
{ |
680 |
pcg |
1.2 |
clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
681 |
pcg |
1.1 |
|
682 |
|
|
XChangeGC (DISPLAY, GC, GCForeground | GCFont, &v); |
683 |
|
|
|
684 |
|
|
if (slow) |
685 |
|
|
{ |
686 |
|
|
do |
687 |
|
|
{ |
688 |
|
|
if (xc->byte1 || xc->byte2) |
689 |
|
|
XDrawString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, 1); |
690 |
|
|
|
691 |
pcg |
1.2 |
x += r->TermWin.fwidth; |
692 |
pcg |
1.1 |
xc++; len--; |
693 |
|
|
} |
694 |
|
|
while (len); |
695 |
|
|
} |
696 |
|
|
else |
697 |
|
|
XDrawString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, len); |
698 |
|
|
} |
699 |
|
|
} |
700 |
|
|
else |
701 |
|
|
{ |
702 |
|
|
const char *xc = enc_char (text, len, cs, slow); |
703 |
|
|
|
704 |
|
|
if (bg == Color_bg && !slow) |
705 |
|
|
{ |
706 |
|
|
XChangeGC (DISPLAY, GC, GCForeground | GCBackground | GCFont, &v); |
707 |
|
|
XDrawImageString (DISPLAY, DRAWABLE, GC, x, y + base, xc, len); |
708 |
|
|
} |
709 |
|
|
else |
710 |
|
|
{ |
711 |
pcg |
1.2 |
clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
712 |
pcg |
1.1 |
|
713 |
|
|
XChangeGC (DISPLAY, GC, GCForeground | GCFont, &v); |
714 |
|
|
|
715 |
|
|
if (slow) |
716 |
|
|
{ |
717 |
|
|
do |
718 |
|
|
{ |
719 |
|
|
if (*xc) |
720 |
|
|
XDrawString (DISPLAY, DRAWABLE, GC, x, y + base, xc, 1); |
721 |
|
|
|
722 |
pcg |
1.2 |
x += r->TermWin.fwidth; |
723 |
pcg |
1.1 |
xc++; len--; |
724 |
|
|
} |
725 |
|
|
while (len); |
726 |
|
|
} |
727 |
|
|
else |
728 |
|
|
XDrawString (DISPLAY, DRAWABLE, GC, x, y + base, xc, len); |
729 |
|
|
} |
730 |
|
|
} |
731 |
|
|
} |
732 |
|
|
|
733 |
|
|
///////////////////////////////////////////////////////////////////////////// |
734 |
|
|
|
735 |
|
|
#if XFT |
736 |
|
|
#if 0 |
737 |
|
|
#define UNIBITS 21 |
738 |
|
|
//#define SWATHBITS (UNIBITS / 2 + 3) // minimum size for "full" tables |
739 |
|
|
#define SWATHBITS 8 |
740 |
|
|
#endif |
741 |
|
|
|
742 |
|
|
struct rxvt_font_xft : rxvt_font { |
743 |
|
|
rxvt_font_xft () { f = 0; d = 0; } |
744 |
|
|
|
745 |
|
|
void clear (); |
746 |
|
|
|
747 |
pcg |
1.7 |
rxvt_fontprop properties (); |
748 |
|
|
|
749 |
|
|
bool load (const rxvt_fontprop &prop); |
750 |
pcg |
1.1 |
|
751 |
|
|
void draw (int x, int y, |
752 |
|
|
const text_t *text, int len, |
753 |
|
|
int fg, int bg); |
754 |
|
|
|
755 |
|
|
bool has_codepoint (uint32_t unicode); |
756 |
|
|
|
757 |
|
|
protected: |
758 |
|
|
XftFont *f; |
759 |
|
|
XftDraw *d; |
760 |
|
|
}; |
761 |
|
|
|
762 |
|
|
void |
763 |
|
|
rxvt_font_xft::clear () |
764 |
|
|
{ |
765 |
pcg |
1.20 |
if (d) |
766 |
|
|
{ |
767 |
|
|
XftDrawDestroy (d); |
768 |
|
|
d = 0; |
769 |
|
|
} |
770 |
|
|
|
771 |
pcg |
1.1 |
if (f) |
772 |
|
|
{ |
773 |
pcg |
1.2 |
XftFontClose (DISPLAY, f); |
774 |
pcg |
1.1 |
f = 0; |
775 |
|
|
} |
776 |
|
|
} |
777 |
|
|
|
778 |
pcg |
1.7 |
rxvt_fontprop |
779 |
|
|
rxvt_font_xft::properties () |
780 |
|
|
{ |
781 |
|
|
rxvt_fontprop p; |
782 |
|
|
|
783 |
|
|
FT_Face face = XftLockFace (f); |
784 |
|
|
|
785 |
pcg |
1.10 |
p.width = width; p.height = height; |
786 |
pcg |
1.7 |
p.weight = face->style_flags & FT_STYLE_FLAG_BOLD ? rxvt_fontprop::bold : rxvt_fontprop::medium; |
787 |
|
|
p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC ? rxvt_fontprop::italic : rxvt_fontprop::roman; |
788 |
|
|
|
789 |
|
|
XftUnlockFace (f); |
790 |
|
|
|
791 |
|
|
return p; |
792 |
|
|
} |
793 |
|
|
|
794 |
pcg |
1.1 |
bool |
795 |
pcg |
1.7 |
rxvt_font_xft::load (const rxvt_fontprop &prop) |
796 |
pcg |
1.1 |
{ |
797 |
|
|
#if 0 |
798 |
|
|
for (int i = 0; i < SWATHCOUNT; i++) |
799 |
|
|
cvr[i] = 0; |
800 |
|
|
#endif |
801 |
|
|
|
802 |
|
|
clear (); |
803 |
|
|
|
804 |
pcg |
1.7 |
FcPattern *p = FcNameParse ((FcChar8 *) name); |
805 |
|
|
|
806 |
|
|
if (!p) |
807 |
|
|
return false; |
808 |
|
|
|
809 |
|
|
FcValue v; |
810 |
|
|
|
811 |
|
|
if (FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch) |
812 |
|
|
FcPatternAddInteger (p, FC_WEIGHT, prop.weight); |
813 |
|
|
|
814 |
|
|
if (FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch) |
815 |
|
|
FcPatternAddInteger (p, FC_SLANT, prop.slant); |
816 |
|
|
|
817 |
pcg |
1.11 |
#if 0 // clipping unfortunately destroys our precious double-width-characters |
818 |
pcg |
1.10 |
// clip width, we can't do better, or can we? |
819 |
|
|
if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) |
820 |
|
|
FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width); |
821 |
pcg |
1.11 |
#endif |
822 |
pcg |
1.10 |
|
823 |
pcg |
1.7 |
//FcPatternAddBool (p, FC_MINSPACE, 1); |
824 |
|
|
|
825 |
|
|
XftResult result; |
826 |
|
|
FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result); |
827 |
|
|
|
828 |
|
|
FcPatternDestroy (p); |
829 |
|
|
|
830 |
|
|
if (!match) |
831 |
|
|
return false; |
832 |
|
|
|
833 |
|
|
f = XftFontOpenPattern (DISPLAY, match); |
834 |
|
|
|
835 |
pcg |
1.1 |
if (!f) |
836 |
pcg |
1.8 |
{ |
837 |
|
|
FcPatternDestroy (match); |
838 |
|
|
return false; |
839 |
|
|
} |
840 |
pcg |
1.1 |
|
841 |
|
|
FT_Face face = XftLockFace (f); |
842 |
|
|
|
843 |
pcg |
1.7 |
slow = !FT_IS_FIXED_WIDTH (face); |
844 |
pcg |
1.1 |
|
845 |
|
|
int ftheight = 0; |
846 |
|
|
|
847 |
|
|
for (;;) |
848 |
|
|
{ |
849 |
|
|
XGlyphInfo g1, g2; |
850 |
|
|
FcChar8 c; |
851 |
|
|
|
852 |
pcg |
1.2 |
c = 'i'; XftTextExtents8 (DISPLAY, f, &c, 1, &g1); |
853 |
|
|
c = 'W'; XftTextExtents8 (DISPLAY, f, &c, 1, &g2); |
854 |
pcg |
1.1 |
|
855 |
pcg |
1.7 |
if (g1.xOff != g2.xOff) // don't simply trust the font |
856 |
|
|
slow = true; |
857 |
pcg |
1.1 |
|
858 |
|
|
width = g2.xOff; |
859 |
|
|
ascent = (face->size->metrics.ascender + 63) >> 6; |
860 |
|
|
descent = (-face->size->metrics.descender + 63) >> 6; |
861 |
|
|
height = ascent + descent; |
862 |
|
|
|
863 |
pcg |
1.7 |
if (height <= prop.height || !prop.height) |
864 |
pcg |
1.1 |
break; |
865 |
|
|
|
866 |
|
|
if (ftheight) |
867 |
|
|
{ |
868 |
|
|
// take smaller steps near the end |
869 |
pcg |
1.7 |
if (height > prop.height + 1) ftheight++; |
870 |
|
|
if (height > prop.height + 2) ftheight++; |
871 |
|
|
if (height > prop.height + 3) ftheight++; |
872 |
pcg |
1.1 |
|
873 |
pcg |
1.7 |
FT_Set_Pixel_Sizes (face, 0, ftheight -= height - prop.height); |
874 |
pcg |
1.1 |
} |
875 |
|
|
else |
876 |
pcg |
1.7 |
FT_Set_Pixel_Sizes (face, 0, ftheight = prop.height); |
877 |
pcg |
1.1 |
} |
878 |
|
|
|
879 |
|
|
XftUnlockFace (f); |
880 |
|
|
|
881 |
|
|
return true; |
882 |
|
|
} |
883 |
|
|
|
884 |
|
|
bool |
885 |
|
|
rxvt_font_xft::has_codepoint (uint32_t unicode) |
886 |
|
|
{ |
887 |
pcg |
1.2 |
return XftCharExists (DISPLAY, f, unicode); |
888 |
pcg |
1.1 |
} |
889 |
|
|
|
890 |
|
|
void |
891 |
|
|
rxvt_font_xft::draw (int x, int y, |
892 |
|
|
const text_t *text, int len, |
893 |
|
|
int fg, int bg) |
894 |
|
|
{ |
895 |
pcg |
1.21 |
d = XftDrawCreate (DISPLAY, DRAWABLE, r->display->visual, r->display->cmap); |
896 |
|
|
|
897 |
pcg |
1.1 |
if (bg >= 0 && bg != Color_bg) |
898 |
pcg |
1.2 |
XftDrawRect (d, &r->PixColors[bg].c, x, y, r->TermWin.fwidth * len, r->TermWin.fheight); |
899 |
pcg |
1.1 |
else |
900 |
pcg |
1.2 |
clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg); |
901 |
pcg |
1.1 |
|
902 |
pcg |
1.12 |
if (!slow && width == r->TermWin.fwidth && 0) |
903 |
pcg |
1.1 |
{ |
904 |
|
|
if (sizeof (text_t) == sizeof (FcChar16)) |
905 |
pcg |
1.2 |
XftDrawString16 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, len); |
906 |
pcg |
1.1 |
else |
907 |
pcg |
1.2 |
XftDrawString32 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, len); |
908 |
pcg |
1.1 |
} |
909 |
|
|
else |
910 |
|
|
{ |
911 |
|
|
while (len) |
912 |
|
|
{ |
913 |
|
|
if (*text != NOCHAR && *text != ' ') |
914 |
|
|
{ |
915 |
pcg |
1.13 |
int fwidth = r->TermWin.fwidth; |
916 |
|
|
if (len >= 2 && text[1] == NOCHAR) |
917 |
|
|
fwidth *= 2; |
918 |
|
|
|
919 |
pcg |
1.12 |
XGlyphInfo extents; |
920 |
pcg |
1.1 |
if (sizeof (text_t) == sizeof (FcChar16)) |
921 |
pcg |
1.12 |
{ |
922 |
|
|
XftTextExtents16 (DISPLAY, f, (const FcChar16 *)text, 1, &extents); |
923 |
pcg |
1.13 |
XftDrawString16 (d, &r->PixColors[fg].c, f, x + extents.x + (fwidth - extents.width) / 2, |
924 |
pcg |
1.12 |
y + r->TermWin.fbase, (const FcChar16 *)text, 1); |
925 |
|
|
} |
926 |
pcg |
1.1 |
else |
927 |
pcg |
1.12 |
{ |
928 |
|
|
XGlyphInfo extents; |
929 |
|
|
XftTextExtents32 (DISPLAY, f, (const FcChar32 *)text, 1, &extents); |
930 |
pcg |
1.13 |
XftDrawString32 (d, &r->PixColors[fg].c, f, x + extents.x + (fwidth - extents.width) / 2, |
931 |
pcg |
1.12 |
y + r->TermWin.fbase, (const FcChar32 *)text, 1); |
932 |
|
|
} |
933 |
pcg |
1.1 |
} |
934 |
|
|
|
935 |
pcg |
1.2 |
x += r->TermWin.fwidth; |
936 |
pcg |
1.1 |
text++; |
937 |
|
|
len--; |
938 |
|
|
} |
939 |
|
|
} |
940 |
|
|
} |
941 |
|
|
#endif |
942 |
|
|
|
943 |
|
|
///////////////////////////////////////////////////////////////////////////// |
944 |
|
|
|
945 |
pcg |
1.2 |
rxvt_fontset::rxvt_fontset (rxvt_t r) |
946 |
pcg |
1.18 |
: r (r) |
947 |
pcg |
1.1 |
{ |
948 |
|
|
clear (); |
949 |
|
|
} |
950 |
|
|
|
951 |
|
|
rxvt_fontset::~rxvt_fontset () |
952 |
|
|
{ |
953 |
|
|
clear (); |
954 |
|
|
} |
955 |
|
|
|
956 |
|
|
void |
957 |
|
|
rxvt_fontset::clear () |
958 |
|
|
{ |
959 |
pcg |
1.18 |
for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
960 |
pcg |
1.1 |
FONT_UNREF (*i); |
961 |
|
|
|
962 |
|
|
fonts.clear (); |
963 |
|
|
base_id = 0; |
964 |
pcg |
1.7 |
base_prop.height = 0x7fffffff; |
965 |
|
|
base_prop.weight = rxvt_fontprop::medium; |
966 |
|
|
base_prop.slant = rxvt_fontprop::roman; |
967 |
pcg |
1.1 |
|
968 |
|
|
fallback = fallback_fonts; |
969 |
|
|
} |
970 |
|
|
|
971 |
|
|
rxvt_font * |
972 |
|
|
rxvt_fontset::new_font (const char *name, codeset cs) |
973 |
|
|
{ |
974 |
|
|
rxvt_font *f; |
975 |
|
|
|
976 |
|
|
if (!name || !*name) |
977 |
|
|
{ |
978 |
|
|
name = ""; |
979 |
|
|
f = new rxvt_font_default; |
980 |
|
|
} |
981 |
|
|
#if XFT |
982 |
|
|
else if (!strncmp (name, "xft:", 4)) |
983 |
|
|
{ |
984 |
|
|
name += 4; |
985 |
|
|
f = new rxvt_font_xft; |
986 |
|
|
} |
987 |
|
|
#endif |
988 |
|
|
else if (!strncmp (name, "x:", 2)) |
989 |
|
|
{ |
990 |
|
|
name += 2; |
991 |
|
|
f = new rxvt_font_x11; |
992 |
|
|
} |
993 |
|
|
else |
994 |
|
|
f = new rxvt_font_x11; |
995 |
|
|
|
996 |
pcg |
1.2 |
f->set_term (r); |
997 |
pcg |
1.1 |
f->set_name (strdup (name)); |
998 |
|
|
|
999 |
|
|
f->cs = cs; |
1000 |
|
|
f->loaded = false; |
1001 |
|
|
|
1002 |
|
|
return f; |
1003 |
|
|
} |
1004 |
|
|
|
1005 |
|
|
///////////////////////////////////////////////////////////////////////////// |
1006 |
|
|
|
1007 |
|
|
void |
1008 |
|
|
rxvt_fontset::add_fonts (const char *desc) |
1009 |
|
|
{ |
1010 |
|
|
if (desc) |
1011 |
|
|
{ |
1012 |
|
|
char buf[512]; |
1013 |
|
|
const char *end; |
1014 |
|
|
|
1015 |
|
|
do |
1016 |
|
|
{ |
1017 |
|
|
while (*desc <= ' ') desc++; |
1018 |
|
|
|
1019 |
|
|
if (*desc == '[') |
1020 |
|
|
{ |
1021 |
|
|
fprintf (stderr, "extra font parameters not yet supported, skipping.\n"); |
1022 |
|
|
|
1023 |
pcg |
1.16 |
//const char *extra = desc++; // not yet used |
1024 |
pcg |
1.1 |
|
1025 |
|
|
desc = strchr (desc, ']'); |
1026 |
|
|
|
1027 |
|
|
if (!desc) |
1028 |
|
|
{ |
1029 |
|
|
fprintf (stderr, "ERROR: opening '[' without closing ']' in font specification.\n"); |
1030 |
|
|
break; |
1031 |
|
|
} |
1032 |
|
|
|
1033 |
|
|
desc++; |
1034 |
|
|
while (*desc <= ' ') desc++; |
1035 |
|
|
} |
1036 |
|
|
|
1037 |
|
|
end = strchr (desc, ','); |
1038 |
|
|
if (!end) |
1039 |
|
|
end = desc + strlen (desc); |
1040 |
|
|
|
1041 |
|
|
if (end - desc < 511) |
1042 |
|
|
{ |
1043 |
|
|
strncpy (buf, desc, end - desc); |
1044 |
|
|
buf[end - desc] = 0; |
1045 |
|
|
|
1046 |
|
|
fonts.push_back (new_font (buf, CS_UNICODE)); |
1047 |
|
|
} |
1048 |
|
|
|
1049 |
|
|
desc = end + 1; |
1050 |
|
|
} |
1051 |
|
|
while (*end); |
1052 |
|
|
} |
1053 |
|
|
} |
1054 |
|
|
|
1055 |
|
|
bool |
1056 |
|
|
rxvt_fontset::realize_font (int i) |
1057 |
|
|
{ |
1058 |
|
|
if (fonts[i]->loaded) |
1059 |
|
|
return true; |
1060 |
|
|
|
1061 |
pcg |
1.5 |
fonts[i]->loaded = true; |
1062 |
pcg |
1.1 |
|
1063 |
pcg |
1.7 |
if (!fonts[i]->load (base_prop)) |
1064 |
pcg |
1.5 |
{ |
1065 |
|
|
fonts[i]->cs = CS_UNKNOWN; |
1066 |
|
|
return false; |
1067 |
|
|
} |
1068 |
pcg |
1.1 |
|
1069 |
pcg |
1.5 |
return true; |
1070 |
pcg |
1.1 |
} |
1071 |
|
|
|
1072 |
|
|
void |
1073 |
|
|
rxvt_fontset::populate (const char *desc) |
1074 |
|
|
{ |
1075 |
|
|
clear (); |
1076 |
|
|
|
1077 |
|
|
fonts.push_back (new_font (0, CS_UNICODE)); |
1078 |
|
|
realize_font (0); |
1079 |
|
|
|
1080 |
|
|
add_fonts (desc); |
1081 |
|
|
|
1082 |
|
|
if (!base_id) |
1083 |
|
|
base_id = 1; |
1084 |
|
|
|
1085 |
|
|
// we currently need a base-font, no matter what |
1086 |
pcg |
1.16 |
if ((int)fonts.size () <= base_id || !realize_font (base_id)) |
1087 |
pcg |
1.1 |
{ |
1088 |
pcg |
1.18 |
puts ("unable to load specified font (s), falling back to 'fixed'\n"); |
1089 |
pcg |
1.1 |
add_fonts ("fixed"); |
1090 |
pcg |
1.7 |
base_id = fonts.size () - 1; |
1091 |
pcg |
1.1 |
} |
1092 |
|
|
|
1093 |
pcg |
1.16 |
if ((int)fonts.size () <= base_id || !realize_font (base_id)) |
1094 |
pcg |
1.1 |
{ |
1095 |
|
|
fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n"); |
1096 |
|
|
exit (1); |
1097 |
|
|
} |
1098 |
|
|
|
1099 |
pcg |
1.7 |
base_prop = fonts[base_id]->properties (); |
1100 |
pcg |
1.1 |
} |
1101 |
|
|
|
1102 |
|
|
int |
1103 |
|
|
rxvt_fontset::find_font (uint32_t unicode) |
1104 |
|
|
{ |
1105 |
pcg |
1.16 |
for (unsigned int i = 0; i < fonts.size (); i++) |
1106 |
pcg |
1.1 |
{ |
1107 |
|
|
rxvt_font *f = fonts[i]; |
1108 |
|
|
|
1109 |
|
|
if (!f->loaded) |
1110 |
|
|
{ |
1111 |
|
|
if (FROM_UNICODE (f->cs, unicode) == NOCHAR) |
1112 |
|
|
goto next_font; |
1113 |
|
|
|
1114 |
|
|
if (!realize_font (i)) |
1115 |
pcg |
1.5 |
goto next_font; |
1116 |
pcg |
1.1 |
} |
1117 |
|
|
|
1118 |
pcg |
1.5 |
if (f->cs != CS_UNKNOWN && f->has_codepoint (unicode)) |
1119 |
pcg |
1.1 |
return i; |
1120 |
|
|
|
1121 |
|
|
next_font: |
1122 |
|
|
if (i == fonts.size () - 1 && fallback->name) |
1123 |
|
|
{ |
1124 |
|
|
fonts.push_back (new_font (fallback->name, fallback->cs)); |
1125 |
|
|
fallback++; |
1126 |
pcg |
1.5 |
i = 0; |
1127 |
pcg |
1.1 |
} |
1128 |
|
|
} |
1129 |
|
|
|
1130 |
|
|
return 0; /* we must return SOME font */ |
1131 |
|
|
} |
1132 |
|
|
|
1133 |
|
|
|
1134 |
|
|
|