[ViewVC] Diff of: cvs/rxvt-unicode/src/rxvtfont.C

Comparing rxvt-unicode/src/rxvtfont.C (file contents):
Revision 1.100 by root, Sat Mar 11 00:12:37 2006 UTC vs.
Revision 1.199 by root, Thu Jun 17 00:08:35 2021 UTC

…		…
1	/----------------------------------------------------------------------	1	/----------------------------------------------------------------------
2	* File: rxvtfont.C	2	* File: rxvtfont.C
3	----------------------------------------------------------------------	3	----------------------------------------------------------------------
4	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>	4	* Copyright (c) 2003-2008 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
19	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 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 "rxvtlib.h"
25	#include "rxvtutil.h"	24	#include "rxvtutil.h"
26	#include "rxvtfont.h"	25	#include "rxvtfont.h"
27		26
28	#include <cstdlib>	27	#include <stdlib.h>
29		28
30	#include <inttypes.h>	29	#include <inttypes.h>
		30
		31	#if XFT
		32	# include <fontconfig/fontconfig.h>
		33	#endif
31		34
32	#define MAX_OVERLAP_ROMAN (8 + 2) // max. character width in 8ths of the base width	35	#define MAX_OVERLAP_ROMAN (8 + 2) // max. character width in 8ths of the base width
33	#define MAX_OVERLAP_ITALIC (8 + 3) // max. overlap for italic fonts	36	#define MAX_OVERLAP_ITALIC (8 + 3) // max. overlap for italic fonts
34		37
35	#define OVERLAP_OK(w,wcw,prop) ((w) <= ( \	38	#define OVERLAP_OK(w,wcw,prop) ((w) <= ( \
36	(prop)->slant >= rxvt_fontprop::italic \	39	(prop)->slant >= rxvt_fontprop::italic \
37	? ((prop)->width * (wcw) * MAX_OVERLAP_ITALIC + 7) >> 3 \	40	? ((prop)->width * (wcw) * MAX_OVERLAP_ITALIC + 7) >> 3 \
38	: ((prop)->width * (wcw) * MAX_OVERLAP_ROMAN + 7) >> 3 \	41	: ((prop)->width * (wcw) * MAX_OVERLAP_ROMAN + 7) >> 3 \
39	))	42	))
40		43
41	const struct rxvt_fallback_font {	44	static const struct rxvt_fallback_font {
42	codeset cs;	45	codeset cs;
43	const char *name;	46	const char *name;
44	} fallback_fonts[] = {	47	} fallback_fonts[] = {
45	{ CS_ISO8859_1, "----r-------c-*-iso8859-1" },	48	{ CS_ISO8859_1, "----r-------c-*-iso8859-1" },
46	{ CS_ISO8859_15, "----r-------c-*-iso8859-15" },	49	{ CS_ISO8859_15, "----r-------c-*-iso8859-15" },
47	{ CS_ISO8859_15, "----r-------c-*-fcd8859-15" },	50	{ CS_ISO8859_15, "----r-------c-*-fcd8859-15" },
48		51
49	#if ENCODING_EU	52	#if ENCODING_EU
50	// cyrillic	53	// cyrillic
51	{ CS_KOI8_R, "----r-------c-*-koi8-r" },	54	{ CS_KOI8_R, "----r-------c-*-koi8-r" },
52	{ CS_KOI8_U, "----r-------c-*-koi8-u" },	55	{ CS_KOI8_U, "----r-------c-*-koi8-u" },
53		56
54	{ CS_ISO8859_2, "----r-------c-*-iso8859-2" },	57	{ CS_ISO8859_2, "----r-------c-*-iso8859-2" },
55	{ CS_ISO8859_3, "----r-------c-*-iso8859-3" },	58	{ CS_ISO8859_3, "----r-------c-*-iso8859-3" },
56	{ CS_ISO8859_4, "----r-------c-*-iso8859-4" },	59	{ CS_ISO8859_4, "----r-------c-*-iso8859-4" },
57	{ CS_ISO8859_5, "----r-------c-*-iso8859-5" },	60	{ CS_ISO8859_5, "----r-------c-*-iso8859-5" },
58	{ CS_ISO8859_6, "----r-------c-*-iso8859-6" },	61	{ CS_ISO8859_6, "----r-------c-*-iso8859-6" },
…		…
65	{ CS_ISO8859_14, "----r-------c-*-iso8859-14" },	68	{ CS_ISO8859_14, "----r-------c-*-iso8859-14" },
66	{ CS_ISO8859_16, "----r-------c-*-iso8859-16" },	69	{ CS_ISO8859_16, "----r-------c-*-iso8859-16" },
67		70
68	# if XFT	71	# if XFT
69	{ CS_KOI8_U, "xft::lang=ru" },	72	{ CS_KOI8_U, "xft::lang=ru" },
70		73
71	{ CS_ISO8859_5, "xft::lang=ru" },	74	{ CS_ISO8859_5, "xft::lang=ru" },
72	{ CS_ISO8859_6, "xft::lang=ar" },	75	{ CS_ISO8859_6, "xft::lang=ar" },
73	{ CS_ISO8859_7, "xft::lang=el" },	76	{ CS_ISO8859_7, "xft::lang=el" },
74	{ CS_ISO8859_8, "xft::lang=he" },	77	{ CS_ISO8859_8, "xft::lang=he" },
75	{ CS_ISO8859_9, "xft::lang=tr" },	78	{ CS_ISO8859_9, "xft::lang=tr" },
…		…
80		83
81	// japanese	84	// japanese
82	#if ENCODING_JP \|\| ENCODING_JP_EXT	85	#if ENCODING_JP \|\| ENCODING_JP_EXT
83	# if XFT	86	# if XFT
84	// prefer xft for complex scripts	87	// prefer xft for complex scripts
		88	{ CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" },
85	{ CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" },	89	{ CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" },
86	{ CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" },
87	{ CS_JIS0208_1990_0, "xft:Mincho:antialias=false" },	90	{ CS_JIS0208_1990_0, "xft:Mincho:antialias=false" },
88	{ CS_JIS0208_1990_0, "xft::lang=ja:antialias=false" },	91	{ CS_JIS0208_1990_0, "xft::lang=ja:antialias=false" },
89	# endif	92	# endif
90	{ CS_JIS0201_1976_0, "--mincho--r-------c--jisx0201*-0" },	93	{ CS_JIS0201_1976_0, "--mincho--r-------c--jisx0201*-0" },
91	{ CS_JIS0208_1990_0, "--mincho--r-------c--jisx0208*-0" },	94	{ CS_JIS0208_1990_0, "--mincho--r-------c--jisx0208*-0" },
…		…
129	{ CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" },	132	{ CS_KSC5601_1987_0, "xft:Baekmuk Gulim:antialias=false" },
130	{ CS_KSC5601_1987_0, "xft::lang=ko:antialias=false" },	133	{ CS_KSC5601_1987_0, "xft::lang=ko:antialias=false" },
131	# endif	134	# endif
132	#endif	135	#endif
133		136
134	{ CS_UNICODE, "--lucidatypewriter---------m--iso10646-1" },
135	//{ CS_UNICODE, "--unifont---------c--iso10646-1" }, // this gem of a font has actual dotted circles within the combining character glyphs.	137	//{ CS_UNICODE, "--unifont---------c--iso10646-1" }, // this gem of a font has actual dotted circles within the combining character glyphs.
136	#if XFT	138	#if XFT
137	{ CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true" },	139	{ CS_UNICODE, "xft:Bitstream Vera Sans Mono:antialias=false:autohint=true" },
138	{ CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" },	140	{ CS_UNICODE, "xft:Courier New:antialias=false:autohint=true" },
139	{ CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" },	141	{ CS_UNICODE, "xft:Andale Mono:antialias=false:autohint=false" },
…		…
156	'0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_',	158	'0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_',
157	0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ	159	0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ
158	0x304c, 0x672c, // が本	160	0x304c, 0x672c, // が本
159	};	161	};
160		162
161	#define NUM_EXTENT_TEST_CHARS (sizeof (extent_test_chars) / sizeof (extent_test_chars[0]))
162
163	#define dTermDisplay Display *disp = term->dpy	163	#define dTermDisplay Display *disp = term->dpy
164	#define dTermGC GC gc = term->gc	164	#define dTermGC GC gc = term->gc
165		165
166	/////////////////////////////////////////////////////////////////////////////	166	/////////////////////////////////////////////////////////////////////////////
167		167
…		…
217	: name(0), width(rxvt_fontprop::unset), height(rxvt_fontprop::unset)	217	: name(0), width(rxvt_fontprop::unset), height(rxvt_fontprop::unset)
218	{	218	{
219	}	219	}
220		220
221	void	221	void
222	rxvt_font::set_name (char *name)	222	rxvt_font::set_name (char *name_)
223	{	223	{
224	if (this->name == name)	224	if (name == name_)
225	return;	225	return;
226		226
227	if (this->name) free (this->name); // let the compiler optimize	227	if (name) free (name); // let the compiler optimize
228	this->name = name;	228	name = name_;
229	}	229	}
230		230
231	void	231	void
232	rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const	232	rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const
233	{	233	{
234	dTermDisplay;	234	dTermDisplay;
235	dTermGC;	235	dTermGC;
236		236
237	if (color < 0 \|\| color == Color_bg)	237	if (color == Color_bg \|\| color == Color_transparent)
238	XClearArea (disp, d, x, y, w, h, false);	238	XClearArea (disp, d, x, y, w, h, false);
239	else	239	else if (color >= 0)
240	{	240	{
241	#if XFT	241	#if XFT
		242	Picture dst;
		243
		244	# ifdef HAVE_IMG
		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
242	XftDrawRect (d, &term->pix_colors[color].c, x, y, w, h);	256	XftDrawRect (d, &term->pix_colors[color].c, x, y, w, h);
		257
243	#else	258	#else
244	XSetForeground (disp, gc, term->pix_colors[color]);	259	XSetForeground (disp, gc, term->pix_colors[color]);
245	XFillRectangle (disp, d, gc, x, y, w, h);	260	XFillRectangle (disp, d, gc, x, y, w, h);
246	#endif	261	#endif
247	}	262	}
248	}	263	}
249		264
250	/////////////////////////////////////////////////////////////////////////////	265	/////////////////////////////////////////////////////////////////////////////
251		266
252	#include "table/linedraw.h"
253
254	struct rxvt_font_default : rxvt_font {	267	struct rxvt_font_default : rxvt_font
		268	{
255	struct rxvt_fontset *fs;	269	struct rxvt_fontset *fs;
256		270
257	rxvt_font_default (rxvt_fontset *fs)	271	rxvt_font_default (rxvt_fontset *fs)
258	: rxvt_font ()	272	: rxvt_font ()
259	{	273	{
…		…
270	p.slant = rxvt_fontprop::roman;	284	p.slant = rxvt_fontprop::roman;
271		285
272	return p;	286	return p;
273	}	287	}
274		288
275	bool load (const rxvt_fontprop &prop)	289	bool load (const rxvt_fontprop &prop, bool force_prop)
276	{	290	{
277	width = 1; height = 1;	291	width = 1; height = 1;
278	ascent = 1; descent = 0;	292	ascent = 1; descent = 0;
279		293
280	set_name (strdup ("built-in support font"));	294	set_name (strdup ("built-in support font"));
…		…
293	return false;	307	return false;
294		308
295	if (unicode <= 0x009f)	309	if (unicode <= 0x009f)
296	return true;	310	return true;
297		311
		312	#ifdef BUILTIN_GLYPHS
298	if (unicode >= 0x2500 && unicode <= 0x259f &&	313	if (unicode >= 0x2500 && unicode <= 0x259f &&
299	!term->option (Opt_skipBuiltinGlyphs))	314	!term->option (Opt_skipBuiltinGlyphs))
300	return true;	315	return true;
		316	#endif
301		317
302	if (IS_COMPOSE (unicode))	318	if (IS_COMPOSE (unicode))
303	return true;	319	return true;
304		320
305	switch (unicode)	321	switch (unicode)
…		…
341	;	357	;
342		358
343	int width = text - tp;	359	int width = text - tp;
344	int fwidth = term->fwidth * width;	360	int fwidth = term->fwidth * width;
345		361
		362	#ifdef BUILTIN_GLYPHS
346	if (0x2500 <= t && t <= 0x259f)	363	if (0x2500 <= t && t <= 0x259f)
347	{	364	{
		365	# include "table/linedraw.h"
348	uint16_t offs = linedraw_offs[t - 0x2500];	366	uint16_t offs = linedraw_offs[t - 0x2500];
349	uint32_t *a = linedraw_command + (offs >> 4);	367	uint32_t *a = linedraw_command + (offs >> 4);
350	uint32_t *b = a + (offs & 15);	368	uint32_t *b = a + (offs & 15);
351		369
352	int W = fwidth;	370	int W = fwidth;
…		…
390		408
391	case 1: // rectangle, possibly stippled	409	case 1: // rectangle, possibly stippled
392	if (a)	410	if (a)
393	{	411	{
394	static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 };	412	static char bm[] = { 0,0 , 3,1 , 1,2 , 1,0 };
395		413
396	gcv.fill_style = FillStippled;	414	gcv.fill_style = FillStippled;
397	gcv.stipple = XCreateBitmapFromData (disp, d, bm + a * 2, 2, 2);	415	gcv.stipple = XCreateBitmapFromData (disp, d, bm + a * 2, 2, 2);
398	gcv.ts_x_origin = x;	416	gcv.ts_x_origin = x;
399	gcv.ts_y_origin = y;	417	gcv.ts_y_origin = y;
400		418
…		…
419	(a - 1) * 9064, (b - 1) 90*64);	437	(a - 1) * 9064, (b - 1) 90*64);
420	break;	438	break;
421	}	439	}
422	}	440	}
423	}	441	}
		442	#else
		443	if (0)
		444	;
		445	#endif
424	#if ENABLE_COMBINING	446	#if ENABLE_COMBINING
425	else if (IS_COMPOSE (t) && (cc = rxvt_composite[t]))	447	else if (IS_COMPOSE (t) && (cc = rxvt_composite[t]))
426	{	448	{
427	min_it (width, 2); // we only support wcwidth up to 2	449	min_it (width, 2); // we only support wcwidth up to 2
428		450
429	text_t chrs[2];	451	text_t chrs[2];
430	chrs [1] = NOCHAR;	452	chrs [1] = NOCHAR;
431		453
432	*chrs = cc->c1;	454	*chrs = cc->c1;
433	rxvt_font f1 = (fs)[fs->find_font (cc->c1)];	455	rxvt_font f1 = (fs)[fs->find_font_idx (cc->c1)];
434	f1->draw (d, x, y, chrs, width, fg, bg);	456	f1->draw (d, x, y, chrs, width, fg, bg);
435		457
436	if (cc->c2 != NOCHAR)	458	if (cc->c2 != NOCHAR)
437	{	459	{
438	bool careful;	460	bool careful;
439		461
440	// prefer font of first character, for no good reasons	462	// prefer font of first character, for no good reasons
441	*chrs = cc->c2;	463	*chrs = cc->c2;
442	rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful)	464	rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful)
443	? f1	465	? f1
444	: (*fs)[fs->find_font (cc->c2)];	466	: (*fs)[fs->find_font_idx (cc->c2)];
445		467
446	f2->draw (d, x, y, chrs, width, fg, -1);	468	f2->draw (d, x, y, chrs, width, fg, Color_none);
447	}	469	}
448	}	470	}
449	#endif	471	#endif
450	else	472	else
451	switch (t)	473	switch (t)
…		…
453	case '\t':	475	case '\t':
454	case ZERO_WIDTH_CHAR:	476	case ZERO_WIDTH_CHAR:
455	case NOCHAR:	477	case NOCHAR:
456	break;	478	break;
457		479
		480	/*
		481	* If the base font does not support variation selectors, treat them as ZWC.
		482	* a point could be made to do this for all wcwidth == 0 characters, but I
		483	* decided against that until more data is available.
		484	*/
		485	case 0xfe00: case 0xfe01: case 0xfe02: case 0xfe03: case 0xfe04: case 0xfe05: case 0xfe06: case 0xfe07:
		486	case 0xfe08: case 0xfe09: case 0xfe0a: case 0xfe0b: case 0xfe0c: case 0xfe0d: case 0xfe0e: case 0xfe0f:
		487	break;
		488
458	default:	489	default:
459	XDrawRectangle (disp, d, gc, x + 2, y + 2,	490	XDrawRectangle (disp, d, gc, x + 2, y + 2,
460	fwidth - 4, term->fheight - 4);	491	fwidth - 4, term->fheight - 4);
461	}	492	}
462		493
463	x += fwidth;	494	x += fwidth;
464	}	495	}
465	}	496	}
466		497
		498	struct rxvt_font_overflow : rxvt_font
		499	{
		500	struct rxvt_fontset *fs;
		501
		502	rxvt_font_overflow (rxvt_fontset *fs)
		503	: rxvt_font ()
		504	{
		505	this->fs = fs;
		506	}
		507
		508	rxvt_fontprop properties ()
		509	{
		510	rxvt_fontprop p;
		511
		512	p.width = p.height = 1;
		513	p.ascent = rxvt_fontprop::unset;
		514	p.weight = rxvt_fontprop::medium;
		515	p.slant = rxvt_fontprop::roman;
		516
		517	return p;
		518	}
		519
		520	bool load (const rxvt_fontprop &prop, bool force_prop)
		521	{
		522	width = 1; height = 1;
		523	ascent = 1; descent = 0;
		524
		525	set_name (strdup ("built-in rendition overflow font"));
		526
		527	return true;
		528	}
		529
		530	bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const
		531	{
		532	return false;
		533	}
		534
		535	void draw (rxvt_drawable &d, int x, int y,
		536	const text_t *text, int len,
		537	int fg, int bg)
		538	{
		539	while (len)
		540	{
		541	int fid = fs->find_font_idx (*text);
		542	int w = 1;
		543	while (w < len && text[w] == NOCHAR)
		544	w++;
		545	(*fs)[fid]->draw (d, x, y, text, w, fg, bg);
		546	text += w;
		547	len -= w;
		548	x += term->fwidth * w;
		549	}
		550	}
		551	};
		552
467	/////////////////////////////////////////////////////////////////////////////	553	/////////////////////////////////////////////////////////////////////////////
468		554
469	struct rxvt_font_x11 : rxvt_font {	555	struct rxvt_font_x11 : rxvt_font
		556	{
470	rxvt_font_x11 () { f = 0; }	557	rxvt_font_x11 () { f = 0; }
471		558
472	void clear ();	559	void clear ();
473		560
474	rxvt_fontprop properties ();	561	rxvt_fontprop properties ();
475		562
476	bool load (const rxvt_fontprop &prop);	563	bool load (const rxvt_fontprop &prop, bool force_prop);
477		564
478	bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const;	565	bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const;
479		566
480	void draw (rxvt_drawable &d, int x, int y,	567	void draw (rxvt_drawable &d, int x, int y,
481	const text_t *text, int len,	568	const text_t *text, int len,
482	int fg, int bg);	569	int fg, int bg);
483		570
484	bool slow; // wether this is a proportional font or has other funny characteristics	571	bool slow; // whether this is a proportional font or has other funny characteristics
485	XFontStruct *f;	572	XFontStruct *f;
486	codeset cs;
487	bool enc2b, encm;	573	bool enc2b, encm;
488		574
489	char get_property (XFontStruct f, Atom property, const char *repl) const;	575	char get_property (XFontStruct f, Atom property, const char *repl) const;
490	bool set_properties (rxvt_fontprop &p, int height, const char weight, const char slant, int avgwidth);	576	bool set_properties (rxvt_fontprop &p, int height, const char weight, const char slant, int avgwidth);
491	bool set_properties (rxvt_fontprop &p, XFontStruct *f);	577	bool set_properties (rxvt_fontprop &p, XFontStruct *f);
…		…
498	unsigned long value;	584	unsigned long value;
499		585
500	if (XGetFontProperty (f, property, &value))	586	if (XGetFontProperty (f, property, &value))
501	return XGetAtomName (term->dpy, value);	587	return XGetAtomName (term->dpy, value);
502	else	588	else
503	return rxvt_strdup (repl);	589	return repl ? strdup (repl) : 0;
504	}	590	}
505		591
506	rxvt_fontprop	592	rxvt_fontprop
507	rxvt_font_x11::properties ()	593	rxvt_font_x11::properties ()
508	{	594	{
…		…
590	return false;	676	return false;
591	}	677	}
592		678
593	// fix the size of scalable fonts	679	// fix the size of scalable fonts
594	static bool	680	static bool
595	replace_field (char buf, const char name, int index, const char old, const char *replace)	681	replace_field (char *ptr, const char name, int index, const char old, const char *replace)
596	{	682	{
597	int slashes = 0;	683	int slashes = 0;
598	const char field, end;	684	const char field, end;
599		685
600	for (const char c = name; c; c++)	686	for (const char c = name; c; c++)
…		…
610	break;	696	break;
611	}	697	}
612		698
613	if (slashes >= 13 && (!old \|\| *field == old))	699	if (slashes >= 13 && (!old \|\| *field == old))
614	{	700	{
615	// TODO: check for overflow in font-name	701	size_t len = field - name;
616	strncpy (buf, name, field - name);	702	ptr = (char )malloc (len + strlen (replace) + strlen (end) + 1);
617	buf += field - name;	703	memcpy (*ptr, name, len);
618	strcpy (buf, replace);	704	strcpy (*ptr + len, replace);
619	strcat (buf, end);	705	strcat (*ptr, end);
620		706
621	return true;	707	return true;
622	}	708	}
623	else	709	else
624	{	710	{
625	strcpy (buf, name);	711	*ptr = strdup (name);
626		712
627	return false;	713	return false;
628	}	714	}
629	}	715	}
630		716
631	bool	717	bool
632	rxvt_font_x11::load (const rxvt_fontprop &prop)	718	rxvt_font_x11::load (const rxvt_fontprop &prop, bool force_prop)
633	{	719	{
634	dTermDisplay;	720	dTermDisplay;
635		721
636	clear ();	722	clear ();
637		723
638	char field_str[64]; // enough for 128 bits	724	char field_str[64]; // enough for 128 bits
639		725
640	// first morph the font if required	726	// first morph the font if required
641	if (prop.weight != rxvt_fontprop::unset	727	if (force_prop)
642	\|\| prop.slant != rxvt_fontprop::unset)
643	{	728	{
644	char fname[1024];	729	char *fname;
645		730
646	if (name[0] != '-')	731	if (name[0] != '-')
647	{	732	{
648	f = XLoadQueryFont (disp, name);	733	f = XLoadQueryFont (disp, name);
649		734
650	if (!f)	735	if (!f)
651	return false;	736	return false;
652		737
653	char *new_name = get_property (f, XA_FONT, name);	738	char *new_name = get_property (f, XA_FONT, 0);
654		739
655	if (new_name)	740	if (new_name)
656	set_name (new_name);	741	set_name (new_name);
657	else	742	else
658	rxvt_warn ("font '%s' has no FONT property, continuing without.", name);	743	rxvt_warn ("font '%s' has no FONT property, continuing without.\n", name);
659		744
660	XFreeFont (disp, f);	745	XFreeFont (disp, f);
661	f = 0;	746	f = 0;
662	}	747	}
663		748
664	if (prop.weight != rxvt_fontprop::unset)	749	if (prop.weight != rxvt_fontprop::unset)
665	{	750	{
666	replace_field (fname, name, 2, 0,	751	replace_field (&fname, name, 2, 0,
667	prop.weight < rxvt_fontprop::bold	752	prop.weight < rxvt_fontprop::bold
668	? "medium" : "bold");	753	? "medium" : "bold");
669	set_name (strdup (fname));	754	set_name (fname);
670	}	755	}
671		756
672	if (prop.slant != rxvt_fontprop::unset)	757	if (prop.slant != rxvt_fontprop::unset)
673	{	758	{
674	replace_field (fname, name, 3, 0,	759	replace_field (&fname, name, 3, 0,
675	prop.slant < rxvt_fontprop::italic	760	prop.slant < rxvt_fontprop::italic
676	? "r" : "i"); // TODO: handle "o"blique, too	761	? "r" : "i"); // TODO: handle "o"blique, too
677	set_name (strdup (fname));	762	set_name (fname);
678	}	763	}
679	}	764	}
680		765
681	sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset	766	sprintf (field_str, "%d", prop.height == rxvt_fontprop::unset
682	? 0 : prop.height);	767	? 0 : prop.height);
…		…
707	font_weight *fonts = new font_weight[count];	792	font_weight *fonts = new font_weight[count];
708		793
709	for (int i = 0; i < count; i++)	794	for (int i = 0; i < count; i++)
710	{	795	{
711	rxvt_fontprop p;	796	rxvt_fontprop p;
712	char fname[1024];	797	char *fname;
713		798
714	int diff = 0;	799	int diff = 0;
715		800
716	if (replace_field (fname, list[i], 6, '0', field_str))	801	if (replace_field (&fname, list[i], 6, '0', field_str))
717	diff += 10; // slightly penalize scalable fonts	802	diff += 10; // slightly penalize scalable fonts
		803	else
		804	{
		805	free (fname);
718	else if (replace_field (fname, list[i], 11, '0', "0"))	806	if (replace_field (&fname, list[i], 11, '0', "0"))
719	diff += 300; // more heavily penalize what looks like scaled bitmap fonts	807	diff += 300; // more heavily penalize what looks like scaled bitmap fonts
		808	}
720		809
721	if (!set_properties (p, fname))	810	if (!set_properties (p, fname)
		811	// also weed out too large fonts
		812	\|\| (prop.height != rxvt_fontprop::unset
		813	&& p.height > prop.height))
		814	{
		815	free (fname);
722	continue;	816	continue;
723		817	}
724	if (prop.height != rxvt_fontprop::unset
725	&& p.height > prop.height) // weed out too large fonts
726	continue;
727		818
728	if (prop.height != rxvt_fontprop::unset) diff += (prop.height - p.height) * 128;	819	if (prop.height != rxvt_fontprop::unset) diff += (prop.height - p.height) * 128;
729	if (prop.weight != rxvt_fontprop::unset) diff += abs (prop.weight - p.weight);	820	if (prop.weight != rxvt_fontprop::unset) diff += abs (prop.weight - p.weight);
730	if (prop.slant != rxvt_fontprop::unset) diff += abs (prop.slant - p.slant);	821	if (prop.slant != rxvt_fontprop::unset) diff += abs (prop.slant - p.slant);
731	//if (prop.width != rxvt_fontprop::unset) diff += abs (prop.width - p.width);	822	//if (prop.width != rxvt_fontprop::unset) diff += abs (prop.width - p.width);
732		823
733	fonts[i].name = strdup (fname);	824	fonts[i].name = fname;
734	fonts[i].diff = diff;	825	fonts[i].diff = diff;
735	}	826	}
736		827
737	XFreeFontNames (list);	828	XFreeFontNames (list);
738		829
739	// this loop only iterates when the guessed font-size is too small	830	// this loop only iterates when the guessed font-size is too small
740	for (;;)	831	for (;;)
741	{	832	{
742	font_weight *best = fonts + count - 1;	833	font_weight *best = fonts;
743		834
744	for (font_weight *w = best; w-- > fonts; )	835	for (font_weight *w = fonts + 1; w < fonts + count; w++)
745	if (w->diff <= best->diff)	836	if (w->diff < best->diff)
746	best = w;	837	best = w;
747		838
748	if (!best->name	839	if (!best->name
749	\|\| !(f = XLoadQueryFont (disp, best->name)))	840	\|\| !(f = XLoadQueryFont (disp, best->name)))
750	break;	841	break;
…		…
770	return false;	861	return false;
771		862
772	char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0);	863	char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0);
773	char *encoding = get_property (f, term->xa [XA_CHARSET_ENCODING], 0);	864	char *encoding = get_property (f, term->xa [XA_CHARSET_ENCODING], 0);
774		865
		866	cs = CS_UNKNOWN;
		867
775	if (registry && encoding)	868	if (registry && encoding)
776	{	869	{
777	char charset[64];	870	char charset[64];
778	snprintf (charset, 64, "%s-%s", registry, encoding);	871	snprintf (charset, 64, "%s-%s", registry, encoding);
779		872
780	cs = codeset_from_name (charset);	873	cs = codeset_from_name (charset);
781	}	874
782	else	875	if (cs == CS_UNKNOWN)
		876	rxvt_warn ("%s: cannot deduce encoding from registry/encoding properties \"%s\", ignoring font.\n", name, charset);
783	{	877	}
		878
		879	free (registry);
		880	free (encoding);
		881
		882	if (cs == CS_UNKNOWN)
		883	{
784	const char *charset = get_property (f, XA_FONT, 0);	884	char *value = get_property (f, XA_FONT, 0);
		885	const char *charset = value;
785		886
786	if (!charset)	887	if (!charset)
787	charset = name;	888	charset = name;
788		889
789	int count = 13;	890	int count = 13;
790	while (*charset)	891	while (*charset)
791	if (*charset++ == '-' && !--count)	892	if (*charset++ == '-' && !--count)
792	break;	893	break;
793		894
794	cs = codeset_from_name (charset);	895	cs = codeset_from_name (charset);
		896	if (cs == CS_UNKNOWN)
		897	rxvt_warn ("%s: cannot deduce encoding from font name property \"%s\", ignoring font.\n", name, charset);
		898
		899	free (value);
		900	}
		901
		902	if (cs == CS_UNKNOWN)
795	}	903	{
796		904	clear ();
797	free (registry);	905	return false;
798	free (encoding);	906	}
799		907
800	if (cs == CS_UNICODE)	908	if (cs == CS_UNICODE)
801	cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font	909	cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font
802		910
803	encm = f->min_byte1 != 0 \|\| f->max_byte1 != 0;	911	encm = f->min_byte1 != 0 \|\| f->max_byte1 != 0;
…		…
815	int N = f->max_char_or_byte2 - f->min_char_or_byte2;	923	int N = f->max_char_or_byte2 - f->min_char_or_byte2;
816		924
817	if (encm)	925	if (encm)
818	N += (f->max_byte1 - f->min_byte1)	926	N += (f->max_byte1 - f->min_byte1)
819	* (f->max_char_or_byte2 - f->min_char_or_byte2 + 1);	927	* (f->max_char_or_byte2 - f->min_char_or_byte2 + 1);
820		928
821	while (N)	929	while (N)
822	{	930	{
823	if (f->per_char[N].width > width)	931	if (f->per_char[N].width > width)
824	width = f->per_char[N].width;	932	width = f->per_char[N].width;
825		933
…		…
828	}	936	}
829	#endif	937	#endif
830		938
831	width = 1;	939	width = 1;
832		940
833	for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; )	941	for (uint16_t *t = extent_test_chars; t < extent_test_chars + ecb_array_length (extent_test_chars); t++)
834	{	942	{
835	if (FROM_UNICODE (cs, *t) == NOCHAR)	943	if (FROM_UNICODE (cs, *t) == NOCHAR)
836	continue;	944	continue;
837		945
838	// ignore characters we wouldn't use anyways	946	// ignore characters we wouldn't use anyways
839	bool careful;	947	bool careful;
840	if (!has_char (*t, &prop, careful))	948	if (!has_char (*t, &prop, careful))
841	continue;	949	continue;
842		950
843	XChar2b ch = { t >> 8, t };	951	// the casts are needed in C++11 (see 8.5.1)
		952	XChar2b ch = { (unsigned char)(t >> 8), (unsigned char)t };
844		953
845	XCharStruct g;	954	XCharStruct g;
846	int dir_ret, asc_ret, des_ret;	955	int dir_ret, asc_ret, des_ret;
847	XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g);	956	XTextExtents16 (f, &ch, 1, &dir_ret, &asc_ret, &des_ret, &g);
848		957
…		…
850	if (wcw > 0) g.width = (g.width + wcw - 1) / wcw;	959	if (wcw > 0) g.width = (g.width + wcw - 1) / wcw;
851		960
852	if (width < g.width) width = g.width;	961	if (width < g.width) width = g.width;
853	}	962	}
854		963
855	if (cs == CS_UNKNOWN)	964	#if 0 // do it per-character
		965	if (prop && width > prop->width)
856	{	966	{
857	fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name);
858
859	clear ();	967	clear ();
860	return false;	968	return false;
861	}	969	}
862
863	#if 0 // do it per-character
864	if (prop && width > prop->width)
865	{
866	clear ();
867	return false;
868	}
869	#endif	970	#endif
870		971
871	return true;	972	return true;
872	}	973	}
873		974
…		…
882	}	983	}
883		984
884	bool	985	bool
885	rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const	986	rxvt_font_x11::has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const
886	{	987	{
		988	careful = false;
		989
887	uint32_t ch = FROM_UNICODE (cs, unicode);	990	uint32_t ch = FROM_UNICODE (cs, unicode);
888		991
889	if (ch == NOCHAR)	992	if (ch == NOCHAR)
890	return false;	993	return false;
891		994
892	/* check wether the character exists in _this_ font. horrible. */	995	/* check whether the character exists in _this_ font. horrible. */
893	XCharStruct *xcs;	996	XCharStruct *xcs;
894		997
895	if (encm)	998	if (encm)
896	{	999	{
897	unsigned char byte1 = ch >> 8;	1000	unsigned char byte1 = ch >> 8;
…		…
927	return false;	1030	return false;
928		1031
929	if (!prop \|\| prop->width == rxvt_fontprop::unset)	1032	if (!prop \|\| prop->width == rxvt_fontprop::unset)
930	return true;	1033	return true;
931		1034
932	// check wether character overlaps previous/next character	1035	// check whether character overlaps previous/next character
933	int w = xcs->rbearing - xcs->lbearing;	1036	int w = xcs->rbearing - xcs->lbearing;
934	int wcw = max (WCWIDTH (unicode), 1);	1037	int wcw = max (WCWIDTH (unicode), 1);
935		1038
936	careful = xcs->lbearing < 0 \|\| xcs->rbearing > prop->width * wcw;	1039	careful = xcs->lbearing < 0 \|\| xcs->rbearing > prop->width * wcw;
937		1040
…		…
954	dTermDisplay;	1057	dTermDisplay;
955	dTermGC;	1058	dTermGC;
956		1059
957	bool slow = this->slow	1060	bool slow = this->slow
958	\|\| width != term->fwidth	1061	\|\| width != term->fwidth
959	\|\| height != term->fheight;	1062	\|\| height != term->fheight
		1063	\|\| ascent != f->ascent;
960		1064
961	int base = ascent; // sorry, incorrect: term->fbase;	1065	int base = ascent; // sorry, incorrect: term->fbase;
962		1066
963	XGCValues v;	1067	XGCValues v;
964	v.foreground = term->pix_colors[fg];	1068	v.foreground = term->pix_colors[fg];
…		…
977	else	1081	else
978	{	1082	{
979	clear_rect (d, x, y, term->fwidth * len, term->fheight, bg);	1083	clear_rect (d, x, y, term->fwidth * len, term->fheight, bg);
980		1084
981	XChangeGC (disp, gc, GCForeground \| GCFont, &v);	1085	XChangeGC (disp, gc, GCForeground \| GCFont, &v);
982		1086
983	if (slow)	1087	if (slow)
984	{	1088	{
985	do	1089	do
986	{	1090	{
987	if (xc->byte1 \|\| xc->byte2)	1091	if (xc->byte1 \|\| xc->byte2)
…		…
1009	else	1113	else
1010	{	1114	{
1011	clear_rect (d, x, y, term->fwidth * len, term->fheight, bg);	1115	clear_rect (d, x, y, term->fwidth * len, term->fheight, bg);
1012		1116
1013	XChangeGC (disp, gc, GCForeground \| GCFont, &v);	1117	XChangeGC (disp, gc, GCForeground \| GCFont, &v);
1014		1118
1015	if (slow)	1119	if (slow)
1016	{	1120	{
1017	do	1121	do
1018	{	1122	{
1019	if (*xc)	1123	if (*xc)
…		…
1032		1136
1033	/////////////////////////////////////////////////////////////////////////////	1137	/////////////////////////////////////////////////////////////////////////////
1034		1138
1035	#if XFT	1139	#if XFT
1036		1140
1037	struct rxvt_font_xft : rxvt_font {	1141	struct rxvt_font_xft : rxvt_font
		1142	{
1038	rxvt_font_xft () { f = 0; }	1143	rxvt_font_xft ()
		1144	{
		1145	f = 0;
		1146	}
1039		1147
1040	void clear ();	1148	void clear ();
1041		1149
1042	rxvt_fontprop properties ();	1150	rxvt_fontprop properties ();
1043		1151
1044	bool load (const rxvt_fontprop &prop);	1152	bool load (const rxvt_fontprop &prop, bool force_prop);
1045		1153
1046	void draw (rxvt_drawable &d, int x, int y,	1154	void draw (rxvt_drawable &d, int x, int y,
1047	const text_t *text, int len,	1155	const text_t *text, int len,
1048	int fg, int bg);	1156	int fg, int bg);
1049		1157
1050	bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &carefull) const;	1158	bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const;
1051		1159
1052	protected:	1160	protected:
1053	XftFont *f;	1161	XftFont *f;
1054	};	1162	};
1055		1163
…		…
1082		1190
1083	return p;	1191	return p;
1084	}	1192	}
1085		1193
1086	bool	1194	bool
1087	rxvt_font_xft::load (const rxvt_fontprop &prop)	1195	rxvt_font_xft::load (const rxvt_fontprop &prop, bool force_prop)
1088	{	1196	{
1089	dTermDisplay;	1197	dTermDisplay;
1090		1198
1091	clear ();	1199	clear ();
1092		1200
…		…
1101	&& (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch	1209	&& (FcPatternGet (p, FC_PIXEL_SIZE, 0, &v) != FcResultMatch
1102	&& FcPatternGet (p, FC_SIZE, 0, &v) != FcResultMatch))	1210	&& FcPatternGet (p, FC_SIZE, 0, &v) != FcResultMatch))
1103	FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height);	1211	FcPatternAddInteger (p, FC_PIXEL_SIZE, prop.height);
1104		1212
1105	if (prop.weight != rxvt_fontprop::unset	1213	if (prop.weight != rxvt_fontprop::unset
1106	&& FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch)	1214	&& (force_prop \|\| FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch))
1107	FcPatternAddInteger (p, FC_WEIGHT, prop.weight);	1215	FcPatternAddInteger (p, FC_WEIGHT, prop.weight);
1108		1216
1109	if (prop.slant != rxvt_fontprop::unset	1217	if (prop.slant != rxvt_fontprop::unset
1110	&& FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch)	1218	&& (force_prop \|\| FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch))
1111	FcPatternAddInteger (p, FC_SLANT, prop.slant);	1219	FcPatternAddInteger (p, FC_SLANT, prop.slant);
1112		1220
1113	#if 0 // clipping unfortunately destroys our precious double-width-characters	1221	#if 0 // clipping unfortunately destroys our precious double-width-characters
1114	// clip width, we can't do better, or can we?	1222	// clip width, we can't do better, or can we?
1115	if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch)	1223	if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch)
1116	FcPatternAddInteger (p, FC_CHAR_WIDTH, prop->width);	1224	FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width);
1117	#endif	1225	#endif
1118		1226
1119	if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch)	1227	if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch)
1120	FcPatternAddBool (p, FC_MINSPACE, 1);	1228	FcPatternAddBool (p, FC_MINSPACE, 1);
1121		1229
…		…
1133	int ftheight = 0;	1241	int ftheight = 0;
1134	bool success = true;	1242	bool success = true;
1135		1243
1136	for (;;)	1244	for (;;)
1137	{	1245	{
		1246	p = FcPatternDuplicate (match);
1138	f = XftFontOpenPattern (disp, FcPatternDuplicate (match));	1247	f = XftFontOpenPattern (disp, p);
1139		1248
1140	if (!f)	1249	if (!f)
1141	{	1250	{
		1251	FcPatternDestroy (p);
1142	success = false;	1252	success = false;
1143	break;	1253	break;
1144	}	1254	}
1145		1255
1146	FT_Face face = XftLockFace (f);	1256	FT_Face face = XftLockFace (f);
…		…
1154		1264
1155	XftUnlockFace (f);	1265	XftUnlockFace (f);
1156		1266
1157	int glheight = height;	1267	int glheight = height;
1158		1268
1159	for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; )	1269	for (uint16_t *t = extent_test_chars; t < extent_test_chars + ecb_array_length (extent_test_chars); t++)
1160	{	1270	{
1161	FcChar16 ch = *t;	1271	FcChar16 ch = *t;
1162		1272
1163	if (cs != CS_UNICODE	1273	if (cs != CS_UNICODE
1164	&& ch > 0x100	1274	&& ch > 0x100
…		…
1265	rxvt_font_xft::draw (rxvt_drawable &d, int x, int y,	1375	rxvt_font_xft::draw (rxvt_drawable &d, int x, int y,
1266	const text_t *text, int len,	1376	const text_t *text, int len,
1267	int fg, int bg)	1377	int fg, int bg)
1268	{	1378	{
1269	XGlyphInfo extents;	1379	XGlyphInfo extents;
1270	XftGlyphSpec enc = (XftGlyphSpec )rxvt_temp_buf (len * sizeof (XftGlyphSpec));	1380	XftGlyphSpec *enc = rxvt_temp_buf<XftGlyphSpec> (len);
1271	XftGlyphSpec *ep = enc;	1381	XftGlyphSpec *ep = enc;
1272		1382
1273	dTermDisplay;	1383	dTermDisplay;
1274	dTermGC;	1384	dTermGC;
1275		1385
1276	int w = term->fwidth * len;	1386	int w = term->fwidth * len;
1277	int h = term->fheight;	1387	int h = term->fheight;
1278		1388
1279	bool buffered = bg >= 0 // we don't use a transparent bg	1389	bool buffered = bg >= Color_transparent
1280	#ifndef FORCE_UNBUFFERED_XFT	1390	&& term->option (Opt_buffered);
1281	# if defined(XPM_BACKGROUND) \|\| defined(TRANSPARENT)
1282	\|\| !term->am_transparent // we aren't transparent
1283	\|\| term->am_pixmap_trans // we have a pixmap
1284	# endif
1285	#endif
1286	;
1287		1391
1288	// cut trailing spaces	1392	// cut trailing spaces
1289	while (len && text [len - 1] == ' ')	1393	while (len && text [len - 1] == ' ')
1290	len--;	1394	len--;
1291		1395
…		…
1297	int cwidth = term->fwidth;	1401	int cwidth = term->fwidth;
1298	FcChar32 fc = *text++; len--;	1402	FcChar32 fc = *text++; len--;
1299		1403
1300	while (len && *text == NOCHAR)	1404	while (len && *text == NOCHAR)
1301	text++, len--, cwidth += term->fwidth;	1405	text++, len--, cwidth += term->fwidth;
1302		1406
1303	if (fc != ' ') // skip spaces	1407	if (fc != ' ') // skip spaces
1304	{	1408	{
1305	FT_UInt glyph = XftCharIndex (disp, f, fc);	1409	FT_UInt glyph = XftCharIndex (disp, f, fc);
1306	XftGlyphExtents (disp, f, &glyph, 1, &extents);	1410	XftGlyphExtents (disp, f, &glyph, 1, &extents);
1307		1411
…		…
1322	{	1426	{
1323	if (ep != enc)	1427	if (ep != enc)
1324	{	1428	{
1325	rxvt_drawable &d2 = d.screen->scratch_drawable (w, h);	1429	rxvt_drawable &d2 = d.screen->scratch_drawable (w, h);
1326		1430
1327	#if defined(XPM_BACKGROUND) \|\| defined(TRANSPARENT)	1431	#ifdef HAVE_IMG
1328	if (bg < 0 && term->am_pixmap_trans)	1432	Picture dst = 0; // the only assignment is done conditionally in the following if condition
1329	XCopyArea (disp, term->pixmap, d2, gc, x, y, w, h, 0, 0);	1433
1330	else if (bg < 0 && term->bgPixmap.pixmap)	1434	if (term->bg_img
		1435	&& (bg == Color_transparent \|\| bg == Color_bg
		1436	\|\| (bg >= 0 && !term->pix_colors[bg].is_opaque () && ((dst = XftDrawPicture (d2))))))
1331	{	1437	{
		1438	int src_x = x, src_y = y;
		1439
		1440	if (term->bg_flags & rxvt_term::BG_IS_TRANSPARENT)
		1441	{
		1442	src_x += term->window_vt_x;
		1443	src_y += term->window_vt_y;
		1444	}
		1445
		1446	if (term->bg_img->w >= src_x + w
		1447	&& term->bg_img->h >= src_y + h)
		1448	{
		1449	XCopyArea (disp, term->bg_img->pm, d2, gc,
		1450	src_x, src_y, w, h, 0, 0);
		1451	}
		1452	else
		1453	{
1332	XGCValues gcv;	1454	XGCValues gcv;
1333		1455
1334	gcv.fill_style = FillTiled;	1456	gcv.fill_style = FillTiled;
1335	gcv.tile = term->pixmap;	1457	gcv.tile = term->bg_img->pm;
1336	gcv.ts_x_origin = -x;	1458	gcv.ts_x_origin = -src_x;
1337	gcv.ts_y_origin = -y;	1459	gcv.ts_y_origin = -src_y;
1338		1460
1339	GC gc2 = XCreateGC (disp, d2,	1461	XChangeGC (disp, gc,
1340	GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin \| GCFillStyle,	1462	GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin \| GCFillStyle,
1341	&gcv);	1463	&gcv);
1342		1464
1343	XFillRectangle (disp, d2, gc2, 0, 0, w, h);	1465	XFillRectangle (disp, d2, gc, 0, 0, w, h);
1344		1466
1345	XFreeGC (disp, gc2);	1467	gcv.fill_style = FillSolid;
		1468	XChangeGC (disp, gc, GCFillStyle, &gcv);
		1469	}
		1470
		1471	if (dst)
		1472	{
		1473	Picture solid_color_pict = XftDrawSrcPicture (d2, &term->pix_colors[bg].c);
		1474
		1475	// dst can only be set when bg >= 0
		1476	XRenderComposite (disp, PictOpOver, solid_color_pict, None, dst, 0, 0, 0, 0, 0, 0, w, h);
		1477	}
1346	}	1478	}
1347	else	1479	else
1348	#endif	1480	#endif
1349	XftDrawRect (d2, &term->pix_colors[bg].c, 0, 0, w, h);	1481	XftDrawRect (d2, &term->pix_colors[bg >= 0 ? bg : Color_bg].c, 0, 0, w, h);
1350		1482
1351	XftDrawGlyphSpec (d2, &term->pix_colors[fg].c, f, enc, ep - enc);	1483	XftDrawGlyphSpec (d2, &term->pix_colors[fg].c, f, enc, ep - enc);
1352	XCopyArea (disp, d2, d, gc, 0, 0, w, h, x, y);	1484	XCopyArea (disp, d2, d, gc, 0, 0, w, h, x, y);
1353	}	1485	}
1354	else	1486	else
…		…
1379	void	1511	void
1380	rxvt_fontset::clear ()	1512	rxvt_fontset::clear ()
1381	{	1513	{
1382	prop.width = prop.height = prop.ascent = prop.weight = prop.slant	1514	prop.width = prop.height = prop.ascent = prop.weight = prop.slant
1383	= rxvt_fontprop::unset;	1515	= rxvt_fontprop::unset;
		1516	force_prop = false;
1384		1517
1385	for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++)	1518	for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++)
1386	FONT_UNREF (*i);	1519	(*i)->unref ();
1387		1520
1388	for (pagemap **p = fmap.begin (); p != fmap.end (); p++)	1521	for (pagemap **p = fmap.begin (); p != fmap.end (); p++)
1389	delete *p;	1522	delete *p;
1390		1523
1391	free (fontdesc); fontdesc = 0;	1524	free (fontdesc); fontdesc = 0;
…		…
1393	fonts.clear ();	1526	fonts.clear ();
1394		1527
1395	fallback = fallback_fonts;	1528	fallback = fallback_fonts;
1396	}	1529	}
1397		1530
		1531	void
		1532	rxvt_fontset::prepare_font (rxvt_font *font, codeset cs)
		1533	{
		1534	font->set_term (term);
		1535
		1536	font->cs = cs;
		1537	font->loaded = false;
		1538	}
		1539
1398	rxvt_font *	1540	rxvt_font *
1399	rxvt_fontset::new_font (const char *name, codeset cs)	1541	rxvt_fontset::new_font (const char *name, codeset cs)
1400	{	1542	{
1401	rxvt_font *f;	1543	rxvt_font *f;
1402		1544
1403	if (!name \|\| !*name)	1545	if (!name \|\| !*name)
1404	{	1546	{
1405	name = "";	1547	name = "";
1406	f = new rxvt_font_default (this);	1548	f = new rxvt_font_default (this);
1407	}	1549	}
…		…
1418	f = new rxvt_font_x11;	1560	f = new rxvt_font_x11;
1419	}	1561	}
1420	else	1562	else
1421	f = new rxvt_font_x11;	1563	f = new rxvt_font_x11;
1422		1564
1423	f->set_term (term);
1424	f->set_name (strdup (name));	1565	f->set_name (strdup (name));
1425		1566	prepare_font (f, cs);
1426	f->cs = cs;
1427	f->loaded = false;
1428		1567
1429	return f;	1568	return f;
1430	}	1569	}
1431		1570
1432	/////////////////////////////////////////////////////////////////////////////	1571	/////////////////////////////////////////////////////////////////////////////
		1572
		1573	void
		1574	rxvt_fontset::push_font (rxvt_font *font)
		1575	{
		1576	// the fontCount index is reserved for the overflow font, it is only
		1577	// necessary when we get fontCount or more fonts, as they cannot be
		1578	// represented in the rendition.
		1579	if (fonts.size () == fontCount)
		1580	{
		1581	rxvt_font *f = new rxvt_font_overflow (this);
		1582
		1583	prepare_font (f, CS_UNICODE);
		1584	fonts.push_back (f);
		1585	}
		1586
		1587	fonts.push_back (font);
		1588	}
1433		1589
1434	void	1590	void
1435	rxvt_fontset::add_fonts (const char *desc)	1591	rxvt_fontset::add_fonts (const char *desc)
1436	{	1592	{
1437	if (desc)	1593	if (desc)
…		…
1466	cs = codeset_from_name (spec + sizeof ("codeset=") - 1);	1622	cs = codeset_from_name (spec + sizeof ("codeset=") - 1);
1467	else	1623	else
1468	rxvt_warn ("unknown parameter '%s' in font specification, skipping.\n", spec);	1624	rxvt_warn ("unknown parameter '%s' in font specification, skipping.\n", spec);
1469		1625
1470	desc++;	1626	desc++;
1471	while (*desc <= ' ') desc++;	1627	while (desc <= ' ' && desc) desc++;
1472	}	1628	}
1473		1629
1474	end = strchr (desc, ',');	1630	end = strchr (desc, ',');
1475	if (!end)	1631	if (!end)
1476	end = desc + strlen (desc);	1632	end = desc + strlen (desc);
1477		1633
1478	if (end - desc < 511)	1634	if (end - desc < 511)
1479	{	1635	{
1480	strncpy (buf, desc, end - desc);	1636	memcpy (buf, desc, end - desc);
1481	buf[end - desc] = 0;	1637	buf[end - desc] = 0;
1482		1638
1483	fonts.push_back (new_font (buf, cs));	1639	push_font (new_font (buf, cs));
1484	}	1640	}
1485	else	1641	else
1486	rxvt_warn ("fontset element too long (>511 bytes), ignored.");	1642	rxvt_warn ("fontset element too long (>511 bytes), ignored.\n");
1487		1643
1488	desc = end + 1;	1644	desc = end + 1;
1489	}	1645	}
1490	while (*end);	1646	while (*end);
1491	}	1647	}
…		…
1500	if (fonts[i]->loaded)	1656	if (fonts[i]->loaded)
1501	return true;	1657	return true;
1502		1658
1503	fonts[i]->loaded = true;	1659	fonts[i]->loaded = true;
1504		1660
1505	if (!fonts[i]->load (prop))	1661	if (!fonts[i]->load (prop, force_prop))
1506	{	1662	{
1507	fonts[i]->cs = CS_UNKNOWN;	1663	fonts[i]->cs = CS_UNKNOWN;
1508	return false;	1664	return false;
1509	}	1665	}
1510		1666
…		…
1516	{	1672	{
1517	clear ();	1673	clear ();
1518		1674
1519	fontdesc = strdup (desc);	1675	fontdesc = strdup (desc);
1520		1676
1521	fonts.push_back (new_font (0, CS_UNICODE));	1677	push_font (new_font (0, CS_UNICODE));
1522	realize_font (0);	1678	realize_font (0);
1523		1679
1524	add_fonts (desc);	1680	add_fonts (desc);
1525		1681
1526	return true;	1682	return true;
…		…
1535		1691
1536	return -1;	1692	return -1;
1537	}	1693	}
1538		1694
1539	int	1695	int
1540	rxvt_fontset::find_font (unicode_t unicode)	1696	rxvt_fontset::find_font_idx (unicode_t unicode)
1541	{	1697	{
1542	if (unicode >= 1<<20)	1698	if (unicode >= 1<<20)
1543	return 0;	1699	return 0;
1544		1700
1545	unicode_t hi = unicode >> 8;	1701	unicode_t hi = unicode >> 8;
…		…
1571	goto next_font;	1727	goto next_font;
1572		1728
1573	bool careful;	1729	bool careful;
1574	if (f->has_char (unicode, &prop, careful))	1730	if (f->has_char (unicode, &prop, careful))
1575	{	1731	{
1576	if (careful)	1732	i = (i << 1) \| careful;
1577	i \|= 128;
1578		1733
1579	goto found;	1734	goto found;
1580	}	1735	}
1581		1736
1582	next_font:	1737	next_font:
1583	if (i == fonts.size () - 1)	1738	if (i == fonts.size () - 1)
1584	{	1739	{
1585	if (fallback->name)	1740	if (fallback->name)
1586	{	1741	{
1587	// search through the fallback list	1742	// search through the fallback list
1588	fonts.push_back (new_font (fallback->name, fallback->cs));	1743	push_font (new_font (fallback->name, fallback->cs));
1589	fallback++;	1744	fallback++;
1590	}	1745	}
1591	else	1746	else
1592	{	1747	{
1593	// try to find a new font.	1748	// try to find a new font.
…		…
1595	// way to configure this and xft is easier to hack in,	1750	// way to configure this and xft is easier to hack in,
1596	// while x11 has more framework in place already.	1751	// while x11 has more framework in place already.
1597	// TODO: this is a real resource hog, xft takes ages(?)	1752	// TODO: this is a real resource hog, xft takes ages(?)
1598	#if XFT && USE_SLOW_LOOKUP	1753	#if XFT && USE_SLOW_LOOKUP
1599	// grab the first xft font that seems suitable	1754	// grab the first xft font that seems suitable
		1755	// TOOD: should go first for cellchar (spacing 110) then mono, then else
1600	FcPattern *p = FcPatternCreate ();	1756	FcPattern *p = FcPatternCreate ();
1601		1757
1602	FcCharSet *s = FcCharSetCreate ();	1758	FcCharSet *s = FcCharSetCreate ();
1603	FcCharSetAddChar (s, unicode);	1759	FcCharSetAddChar (s, unicode);
1604	FcPatternAddCharSet (p, FC_CHARSET, s);	1760	FcPatternAddCharSet (p, FC_CHARSET, s);
…		…
1624	FcPatternDestroy (match);	1780	FcPatternDestroy (match);
1625		1781
1626	if (find_font (font) < 0)	1782	if (find_font (font) < 0)
1627	{	1783	{
1628	char fontname[4096];	1784	char fontname[4096];
1629	sprintf (fontname, "xft:%-.4090s", font);	1785	snprintf (fontname, sizeof (fontname), "xft:%s", font);
1630		1786
1631	fonts.push_back (new_font (fontname, CS_UNICODE));	1787	push_font (new_font (fontname, CS_UNICODE));
1632	}	1788	}
1633		1789
1634	free (font);	1790	free (font);
1635	}	1791	}
1636	#endif	1792	#endif
…		…
1648	while (hi >= fmap.size ())	1804	while (hi >= fmap.size ())
1649	fmap.push_back (0);	1805	fmap.push_back (0);
1650		1806
1651	if (!fmap[hi])	1807	if (!fmap[hi])
1652	{	1808	{
1653	fmap[hi] = (pagemap *)new pagemap;	1809	fmap[hi] = new pagemap;
1654	memset (fmap[hi], 0xff, sizeof (pagemap));	1810	memset (fmap[hi], 0xff, sizeof (pagemap));
1655	}	1811	}
1656		1812
1657	(*fmap[hi])[unicode & 0xff] = i;	1813	(*fmap[hi])[unicode & 0xff] = i;
1658	}	1814	}
1659		1815
1660	return i;	1816	return i;
1661	}	1817	}
1662		1818
1663
1664

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Comparing rxvt-unicode/src/rxvtfont.C (file contents): Revision 1.100 by root, Sat Mar 11 00:12:37 2006 UTC vs. Revision 1.199 by root, Thu Jun 17 00:08:35 2021 UTC

Diff Legend

Comparing rxvt-unicode/src/rxvtfont.C (file contents):
Revision 1.100 by root, Sat Mar 11 00:12:37 2006 UTC vs.
Revision 1.199 by root, Thu Jun 17 00:08:35 2021 UTC