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

Comparing rxvt-unicode/src/defaultfont.C (file contents):
Revision 1.3 by pcg, Thu Nov 27 20:09:00 2003 UTC vs.
Revision 1.19 by pcg, Fri Feb 13 13:28:17 2004 UTC

…		…
21		21
22	#include "../config.h"	22	#include "../config.h"
23	#include "rxvt.h"	23	#include "rxvt.h"
24	#include "defaultfont.h"	24	#include "defaultfont.h"
25		25
		26	#include <cstdlib>
		27
26	#define DISPLAY r->Xdisplay	28	#define DISPLAY r->display->display
27	#define DRAWABLE r->TermWin.vt	29	#define DRAWABLE r->TermWin.vt
28	#define GC r->TermWin.gc	30	#define GC r->TermWin.gc
29		31
30	const struct rxvt_fallback_font {	32	const struct rxvt_fallback_font {
31	codeset cs;	33	codeset cs;
…		…
57		59
58	// japanese	60	// japanese
59	#if ENCODING_JP \|\| ENCODING_JP_EXT	61	#if ENCODING_JP \|\| ENCODING_JP_EXT
60	# if XFT	62	# if XFT
61	// prefer xft for complex scripts	63	// prefer xft for complex scripts
62	{ CS_UNICODE, "xft:Kochi Gothic" },	64	{ CS_UNICODE, "xft:Kochi Gothic:antialias=false" },
63	# endif	65	# endif
64	{ CS_JIS0201_1976_0, "--mincho--r-------c--jisx0201*-0" },	66	{ CS_JIS0201_1976_0, "--mincho--r-------c--jisx0201*-0" },
65	{ CS_JIS0208_1983_0, "--mincho--r-------c--jisx0208*-0" },	67	{ CS_JIS0208_1983_0, "--mincho--r-------c--jisx0208*-0" },
66	{ CS_JIS0212_1990_0, "--mincho--r-------c--jisx0212*-0" },	68	{ CS_JIS0212_1990_0, "--mincho--r-------c--jisx0212*-0" },
67	#endif	69	#endif
68		70
69	#if ENCODING_CN \|\| ENCODING_CN_EXT	71	#if ENCODING_CN \|\| ENCODING_CN_EXT
70	# if XFT	72	# if XFT
71	{ CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" },	73	{ CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" },
72	{ CS_BIG5_EXT, "xft:AR PL KaitiM Big5" },	74	{ CS_BIG5_EXT, "xft:AR PL KaitiM Big5" },
73	{ CS_GB2312_1980_0, "xft:AR PL KaitiM GB" },	75	{ CS_GB2312_1980_0, "xft:AR PL KaitiM GB" },
74	{ CS_GB2312_1980_0, "xft:AR PL SungtiL GB" },	76	{ CS_GB2312_1980_0, "xft:AR PL SungtiL GB" },
75	# endif	77	# endif
		78	{ CS_CNS11643_1992_1, "-----------c--gb2312-0" },
76	{ CS_CNS11643_1992_1, "----r-------c--cns11643.1992-1" },	79	{ CS_CNS11643_1992_1, "-----------c--cns11643-1" },
77	{ CS_CNS11643_1992_2, "----r-------c--cns11643.1992-2" },	80	{ CS_CNS11643_1992_2, "-----------c--cns11643-2" },
78	{ CS_CNS11643_1992_3, "----r-------c--cns11643.1992-3" },	81	{ CS_CNS11643_1992_3, "-----------c--cns11643-3" },
79	{ CS_CNS11643_1992_4, "----r-------c--cns11643.1992-4" },	82	{ CS_CNS11643_1992_4, "-----------c--cns11643-4" },
80	{ CS_CNS11643_1992_5, "----r-------c--cns11643.1992-5" },	83	{ CS_CNS11643_1992_5, "-----------c--cns11643-5" },
81	{ CS_CNS11643_1992_6, "----r-------c--cns11643.1992-6" },	84	{ CS_CNS11643_1992_6, "-----------c--cns11643-6" },
82	{ CS_CNS11643_1992_7, "----r-------c--cns11643.1992-7" },	85	{ CS_CNS11643_1992_7, "-----------c--cns11643-7" },
83	{ CS_CNS11643_1992_F, "----r-------c--cns11643.1992-f" },	86	{ CS_CNS11643_1992_F, "-----------c--cns11643-f" },
84	#endif	87	#endif
85		88
86	#if XFT	89	#if XFT
87	{ CS_UNICODE, "xft:Andale Mono" },	90	{ CS_UNICODE, "xft:Andale Mono" },
88	{ CS_UNICODE, "xft:Arial Unicode MS" },	91	{ CS_UNICODE, "xft:Arial Unicode MS" },
89	#endif	92	#endif
90	{ CS_UNICODE, "--lucidatypewriter--r-------m-*-iso10646-1" },	93	{ CS_UNICODE, "--lucidatypewriter---------m--iso10646-1" },
		94	{ CS_UNICODE, "xft:FreeMono" },
		95	{ CS_UNICODE, "--unifont---------c--iso10646-1" },
		96	{ CS_UNICODE, "----r-------c--iso10646-1" },
91	{ CS_UNICODE, "----r-------m--iso10646-1" },	97	{ CS_UNICODE, "----r-------m--iso10646-1" },
92	{ CS_UNICODE, "----r-------m--iso10646-1" },
93	{ CS_UNICODE, "----r-------m--iso10646-1" },
94		98
95	{ CS_UNKNOWN, 0 }	99	{ CS_UNKNOWN, 0 }
96	};	100	};
97		101
98	/////////////////////////////////////////////////////////////////////////////	102	/////////////////////////////////////////////////////////////////////////////
99		103
100	static void *enc_buf;	104	static void *enc_buf;
101	static uint32_t enc_len;	105	static uint32_t enc_len;
102		106
103	static inline void *	107	static inline void *
104	get_enc_buf (int len)	108	get_enc_buf (uint32_t len)
105	{	109	{
106	if (len > enc_len)	110	if (len > enc_len)
107	{	111	{
108	free (enc_buf);	112	free (enc_buf);
109	enc_buf = malloc (len);	113	enc_buf = malloc (len);
…		…
111		115
112	return enc_buf;	116	return enc_buf;
113	}	117	}
114		118
115	static const char *	119	static const char *
116	enc_char (const text_t *text, int len, codeset cs, bool &zero)	120	enc_char (const text_t *text, uint32_t len, codeset cs, bool &zero)
117	{	121	{
118	uint8_t buf = (uint8_t )get_enc_buf (len);	122	uint8_t buf = (uint8_t )get_enc_buf (len);
119		123
120	while (len--)	124	while (len--)
121	{	125	{
…		…
132		136
133	return (const char *)enc_buf;	137	return (const char *)enc_buf;
134	}	138	}
135		139
136	static const XChar2b *	140	static const XChar2b *
137	enc_xchar2b (const text_t *text, int len, codeset cs, bool &zero)	141	enc_xchar2b (const text_t *text, uint32_t len, codeset cs, bool &zero)
138	{	142	{
139	XChar2b buf = (XChar2b )get_enc_buf (len * sizeof (XChar2b));	143	XChar2b buf = (XChar2b )get_enc_buf (len * sizeof (XChar2b));
140		144
141	while (len--)	145	while (len--)
142	{	146	{
…		…
220		224
221	// to be done	225	// to be done
222	};	226	};
223		227
224	struct rxvt_font_default : rxvt_font {	228	struct rxvt_font_default : rxvt_font {
225	bool load (int maxheight)	229	rxvt_fontprop properties ()
		230	{
		231	rxvt_fontprop p;
		232
		233	p.width = p.height = 1;
		234	p.weight = rxvt_fontprop::medium;
		235	p.slant = rxvt_fontprop::roman;
		236
		237	return p;
		238	}
		239
		240	bool load (const rxvt_fontprop &prop)
226	{	241	{
227	width = 1; height = 1;	242	width = 1; height = 1;
228	ascent = 1; descent = 0;	243	ascent = 1; descent = 0;
229		244
230	return true;	245	return true;
…		…
270		285
271	if (t >= 0x2500 & t <= 0x2580 && linedraw_cmds[t - 0x2500])	286	if (t >= 0x2500 & t <= 0x2580 && linedraw_cmds[t - 0x2500])
272	{	287	{
273	const char *p = linedraw_cmds[t - 0x2500];	288	const char *p = linedraw_cmds[t - 0x2500];
274		289
275	int x0 = x, x1 = x + (r->TermWin.fwidth - 1) / 2, x2 = x + r->TermWin.fwidth - 1;	290	int x0 = x, x1 = x + r->TermWin.fwidth / 2, x2 = x + r->TermWin.fwidth ;
276	int y0 = y, y1 = y + (r->TermWin.fheight - 1) / 2, y2 = y + r->TermWin.fheight - 1;	291	int y0 = y, y1 = y + r->TermWin.fheight / 2, y2 = y + r->TermWin.fheight;
277		292
278	XGCValues gcv;	293	XGCValues gcv;
279
280	gcv.cap_style = CapButt;
281	XChangeGC (DISPLAY, GC, GCCapStyle, &gcv);
282		294
283	while (*p)	295	while (*p)
284	{	296	{
285	switch (*p++)	297	switch (*p++)
286	{	298	{
…		…
325	struct rxvt_font_x11 : rxvt_font {	337	struct rxvt_font_x11 : rxvt_font {
326	rxvt_font_x11 () { f = 0; }	338	rxvt_font_x11 () { f = 0; }
327		339
328	void clear ();	340	void clear ();
329		341
330	bool load (int maxheight);	342	rxvt_fontprop properties ();
		343
		344	bool load (const rxvt_fontprop &prop);
331		345
332	bool has_codepoint (uint32_t unicode);	346	bool has_codepoint (uint32_t unicode);
333		347
334	void draw (int x, int y,	348	void draw (int x, int y,
335	const text_t *text, int len,	349	const text_t *text, int len,
…		…
337		351
338	XFontStruct *f;	352	XFontStruct *f;
339	codeset cs;	353	codeset cs;
340	bool enc2b, encm;	354	bool enc2b, encm;
341		355
342	const char get_property (const char property, const char *repl) const;	356	const char get_property (XFontStruct f, const char property, const char repl) const;
		357	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);
343	};	360	};
344		361
345	const char *	362	const char *
346	rxvt_font_x11::get_property (const char property, const char repl) const	363	rxvt_font_x11::get_property (XFontStruct f, const char property, const char *repl) const
347	{	364	{
348	unsigned long value;	365	unsigned long value;
349		366
350	if (XGetFontProperty (f, XInternAtom (DISPLAY, property, 0), &value))	367	if (XGetFontProperty (f, XInternAtom (DISPLAY, property, 0), &value))
351	return XGetAtomName (DISPLAY, value);	368	return XGetAtomName (DISPLAY, value);
352	else	369	else
353	return repl;	370	return repl;
354	}	371	}
355		372
		373	rxvt_fontprop
		374	rxvt_font_x11::properties ()
		375	{
		376	rxvt_fontprop p;
		377	set_properties (p, f);
		378	return p;
		379	}
		380
356	bool	381	bool
357	rxvt_font_x11::load (int maxheight)	382	rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char weight, const char slant, int avgwidth)
		383	{
		384	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
		392	bool
		393	rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f)
		394	{
		395	const char *weight = get_property (f, "WEIGHT_NAME", "medium");
		396	const char *slant = get_property (f, "SLANT", "r");
		397
		398	unsigned long height;
		399	if (!XGetFontProperty (f, XInternAtom (DISPLAY, "PIXEL_SIZE", 0), &height))
		400	return false;
		401
		402	unsigned long avgwidth;
		403	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	// the font should really exist now. if not, we have a problem
		434	// (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
		461	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	}
		471
		472	bool
		473	rxvt_font_x11::load (const rxvt_fontprop &prop)
358	{	474	{
359	clear ();	475	clear ();
		476
		477	char **list;
		478	int count;
		479	list = XListFonts (DISPLAY, name, 512, &count);
		480	set_name (0);
		481
		482	if (!list)
		483	return false;
		484
		485	int bestdiff = 0x7fffffff;
		486	for (int i = 0; i < count; i++)
		487	{
		488	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
		502	if (!name // compare against best found so far
		503	\|\| diff < bestdiff)
		504	{
		505	set_name (strdup (fname));
		506	bestdiff = diff;
		507	}
		508	}
		509
		510	XFreeFontNames (list);
		511
		512	if (!name)
		513	return false;
360		514
361	f = XLoadQueryFont (DISPLAY, name);	515	f = XLoadQueryFont (DISPLAY, name);
362		516
363	if (!f)	517	if (!f)
364	return false;	518	return false;
365		519
366	unsigned long value;
367
368	const char *registry = get_property ("CHARSET_REGISTRY", 0);	520	const char *registry = get_property (f, "CHARSET_REGISTRY", 0);
369	const char *encoding = get_property ("CHARSET_ENCODING", 0);	521	const char *encoding = get_property (f, "CHARSET_ENCODING", 0);
370		522
371	if (registry && encoding)	523	if (registry && encoding)
372	{	524	{
373	char charset[64];	525	char charset[64];
374	snprintf (charset, 64, "%s-%s", registry, encoding);	526	snprintf (charset, 64, "%s-%s", registry, encoding);
375		527
376	cs = codeset_from_name (charset);	528	cs = codeset_from_name (charset);
377	}	529	}
378	else	530	else
379	{	531	{
380	const char *charset = get_property ("FONT", 0);	532	const char *charset = get_property (f, "FONT", 0);
381		533
382	if (!charset)	534	if (!charset)
383	charset = name;	535	charset = name;
384		536
385	int count = 13;	537	int count = 13;
…		…
398		550
399	ascent = f->ascent;	551	ascent = f->ascent;
400	descent = f->descent;	552	descent = f->descent;
401	height = ascent + descent;	553	height = ascent + descent;
402		554
403	prop = false;	555	slow = false;
404		556
405	if (f->min_bounds.width == f->max_bounds.width)	557	if (f->min_bounds.width == f->max_bounds.width)
406	width = f->min_bounds.width;	558	width = f->min_bounds.width;
407	else if (f->per_char == NULL)	559	else if (f->per_char == NULL)
408	width = f->max_bounds.width;	560	width = f->max_bounds.width;
409	else	561	else
410	{	562	{
411	prop = true;	563	slow = true;
412		564
413	int N = f->max_char_or_byte2 - f->min_char_or_byte2;	565	int N = f->max_char_or_byte2 - f->min_char_or_byte2;
414		566
415	if (encm)	567	if (encm)
416	N += (f->max_byte1 - f->min_byte1)	568	N += (f->max_byte1 - f->min_byte1)
…		…
458	/* check wether the character exists in _this_ font. horrible. */	610	/* check wether the character exists in _this_ font. horrible. */
459	XCharStruct *xcs;	611	XCharStruct *xcs;
460		612
461	if (encm)	613	if (encm)
462	{	614	{
463	int byte1 = ch >> 8;	615	unsigned char byte1 = ch >> 8;
464	int byte2 = ch & 255;	616	unsigned char byte2 = ch & 255;
465		617
466	if (byte1 < f->min_byte1 \|\| byte1 > f->max_byte1	618	if (byte1 < f->min_byte1 \|\| byte1 > f->max_byte1
467	\|\| byte2 < f->min_char_or_byte2 \|\| byte2 > f->max_char_or_byte2)	619	\|\| byte2 < f->min_char_or_byte2 \|\| byte2 > f->max_char_or_byte2)
468	return false;	620	return false;
469		621
…		…
501	// this looks like a mess /.	653	// this looks like a mess /.
502	// and it is a mess /.	654	// and it is a mess /.
503	// yet we are trying to be perfect /.	655	// yet we are trying to be perfect /.
504	// but the result still isn't perfect /.	656	// but the result still isn't perfect /.
505		657
506	bool slow = prop	658	bool slow = this->slow
507	\|\| width != r->TermWin.fwidth	659	\|\| width != r->TermWin.fwidth
508	\|\| height != r->TermWin.fheight;	660	\|\| height != r->TermWin.fheight;
509		661
510	int base = r->TermWin.fbase;	662	int base = r->TermWin.fbase;
511		663
…		…
586	//#define SWATHBITS (UNIBITS / 2 + 3) // minimum size for "full" tables	738	//#define SWATHBITS (UNIBITS / 2 + 3) // minimum size for "full" tables
587	#define SWATHBITS 8	739	#define SWATHBITS 8
588	#endif	740	#endif
589		741
590	struct rxvt_font_xft : rxvt_font {	742	struct rxvt_font_xft : rxvt_font {
591	#if 0
592	enum {
593	SWATHCOUNT = 1 << (21 - UNIBITS),
594	SWATHSIZE = 1 << (SWATHBITS - 5)
595	};
596	typedef uint32_t swath[SWATHSIZE];
597
598	swath *cvr[SWATHCOUNT];
599	#endif
600
601	#if 0
602	void gen_coverage_swath (unsigned int page);
603
604	bool has_char (uint32_t ch)
605	{
606	unsigned int page = ch >> SWATHBITS;
607	unsigned int idx = ch & ((1 << SWATHBITS) - 1);
608
609	if (page >= SWATHCOUNT)
610	return false;
611
612	if (!cvr[page]) gen_coverage_swath (page);
613
614	return cvr[page][idx >> 5] & (1 << (idx & 31));
615	}
616	#endif
617	rxvt_font_xft () { f = 0; d = 0; }	743	rxvt_font_xft () { f = 0; d = 0; }
618		744
619	void clear ();	745	void clear ();
620		746
621	bool load (int maxheight);	747	rxvt_fontprop properties ();
		748
		749	bool load (const rxvt_fontprop &prop);
622		750
623	void draw (int x, int y,	751	void draw (int x, int y,
624	const text_t *text, int len,	752	const text_t *text, int len,
625	int fg, int bg);	753	int fg, int bg);
626		754
627	bool has_codepoint (uint32_t unicode);	755	bool has_codepoint (uint32_t unicode);
628		756
629	protected:	757	protected:
630	XftFont *f;	758	XftFont *f;
631	XftDraw *d;	759	XftDraw *d;
632
633	#if 0
634	virtual void populate_coverage_swath (uint32_t lo, uint32_t hi) = 0;
635	void set_swath (uint32_t ch)
636	{
637	cvr[ch >> SWATHBITS] \|= 1 << (ch & ((1 << SWATHBITS) - 1));
638	}
639	#endif
640	};	760	};
641		761
642	void	762	void
643	rxvt_font_xft::clear ()	763	rxvt_font_xft::clear ()
644	{	764	{
…		…
651	if (d)	771	if (d)
652	{	772	{
653	XftDrawDestroy (d);	773	XftDrawDestroy (d);
654	d = 0;	774	d = 0;
655	}	775	}
		776	}
656		777
657	#if 0	778	rxvt_fontprop
658	for (int i = 0; i < SWATHCOUNT; i++)	779	rxvt_font_xft::properties ()
659	delete cvr[i];	780	{
660	#endif	781	rxvt_fontprop p;
		782
		783	FT_Face face = XftLockFace (f);
		784
		785	p.width = width; p.height = height;
		786	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;
661	}	792	}
662		793
663	bool	794	bool
664	rxvt_font_xft::load (int maxheight)	795	rxvt_font_xft::load (const rxvt_fontprop &prop)
665	{	796	{
666	#if 0	797	#if 0
667	for (int i = 0; i < SWATHCOUNT; i++)	798	for (int i = 0; i < SWATHCOUNT; i++)
668	cvr[i] = 0;	799	cvr[i] = 0;
669	#endif	800	#endif
670		801
671	clear ();	802	clear ();
672		803
673	f = XftFontOpenName (DISPLAY, DefaultScreen (DISPLAY), name);	804	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	#if 0 // clipping unfortunately destroys our precious double-width-characters
		818	// 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	#endif
		822
		823	//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);
674		834
675	if (!f)	835	if (!f)
		836	{
		837	FcPatternDestroy (match);
676	return false;	838	return false;
		839	}
677		840
678	FT_Face face = XftLockFace (f);	841	FT_Face face = XftLockFace (f);
679		842
680	prop = !FT_IS_FIXED_WIDTH (face);	843	slow = !FT_IS_FIXED_WIDTH (face);
681		844
682	int ftheight = 0;	845	int ftheight = 0;
683		846
684	for (;;)	847	for (;;)
685	{	848	{
…		…
687	FcChar8 c;	850	FcChar8 c;
688		851
689	c = 'i'; XftTextExtents8 (DISPLAY, f, &c, 1, &g1);	852	c = 'i'; XftTextExtents8 (DISPLAY, f, &c, 1, &g1);
690	c = 'W'; XftTextExtents8 (DISPLAY, f, &c, 1, &g2);	853	c = 'W'; XftTextExtents8 (DISPLAY, f, &c, 1, &g2);
691		854
692	prop = prop \|\| g1.xOff != g2.xOff; // don't simply trust the font	855	if (g1.xOff != g2.xOff) // don't simply trust the font
		856	slow = true;
693		857
694	width = g2.xOff;	858	width = g2.xOff;
695	ascent = (face->size->metrics.ascender + 63) >> 6;	859	ascent = (face->size->metrics.ascender + 63) >> 6;
696	descent = (-face->size->metrics.descender + 63) >> 6;	860	descent = (-face->size->metrics.descender + 63) >> 6;
697	height = ascent + descent;	861	height = ascent + descent;
698		862
699	if (height <= maxheight \|\| !maxheight)	863	if (height <= prop.height \|\| !prop.height)
700	break;	864	break;
701		865
702	if (ftheight)	866	if (ftheight)
703	{	867	{
704	// take smaller steps near the end	868	// take smaller steps near the end
705	if (height > maxheight + 1) ftheight++;	869	if (height > prop.height + 1) ftheight++;
706	if (height > maxheight + 2) ftheight++;	870	if (height > prop.height + 2) ftheight++;
707	if (height > maxheight + 3) ftheight++;	871	if (height > prop.height + 3) ftheight++;
708		872
709	FT_Set_Pixel_Sizes (face, 0, ftheight -= height - maxheight);	873	FT_Set_Pixel_Sizes (face, 0, ftheight -= height - prop.height);
710	}	874	}
711	else	875	else
712	FT_Set_Pixel_Sizes (face, 0, ftheight = maxheight);	876	FT_Set_Pixel_Sizes (face, 0, ftheight = prop.height);
713	}	877	}
714		878
715	XftUnlockFace (f);	879	XftUnlockFace (f);
716		880
717	return true;	881	return true;
718	}	882	}
719
720	#if 0
721	void rxvt_font::gen_coverage_swath (unsigned int page)
722	{
723	cvr[page] = new swath;
724
725	for (int i = 0; i < SWATHSIZE; i++)
726	cvr[page][i] = 0;
727
728	populate_coverage_swath (cvr[page], page << SWATHBITS, ((page + 1) << SWATHBITS) - 1);
729	}
730	#endif
731		883
732	bool	884	bool
733	rxvt_font_xft::has_codepoint (uint32_t unicode)	885	rxvt_font_xft::has_codepoint (uint32_t unicode)
734	{	886	{
735	return XftCharExists (DISPLAY, f, unicode);	887	return XftCharExists (DISPLAY, f, unicode);
…		…
739	rxvt_font_xft::draw (int x, int y,	891	rxvt_font_xft::draw (int x, int y,
740	const text_t *text, int len,	892	const text_t *text, int len,
741	int fg, int bg)	893	int fg, int bg)
742	{	894	{
743	if (!d)	895	if (!d)
744	{	896	d = XftDrawCreate (DISPLAY, DRAWABLE, r->display->visual, r->display->cmap);
745	dR;
746	d = XftDrawCreate (DISPLAY, DRAWABLE, XVISUAL, XCMAP);
747	}
748		897
749	if (bg >= 0 && bg != Color_bg)	898	if (bg >= 0 && bg != Color_bg)
750	XftDrawRect (d, &r->PixColors[bg].c, x, y, r->TermWin.fwidth * len, r->TermWin.fheight);	899	XftDrawRect (d, &r->PixColors[bg].c, x, y, r->TermWin.fwidth * len, r->TermWin.fheight);
751	else	900	else
752	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);	901	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
753		902
754	if (!prop && width == r->TermWin.fwidth)	903	if (!slow && width == r->TermWin.fwidth && 0)
755	{	904	{
756	if (sizeof (text_t) == sizeof (FcChar16))	905	if (sizeof (text_t) == sizeof (FcChar16))
757	XftDrawString16 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, len);	906	XftDrawString16 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, len);
758	else	907	else
759	XftDrawString32 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, len);	908	XftDrawString32 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, len);
…		…
762	{	911	{
763	while (len)	912	while (len)
764	{	913	{
765	if (text != NOCHAR && text != ' ')	914	if (text != NOCHAR && text != ' ')
766	{	915	{
		916	int fwidth = r->TermWin.fwidth;
		917	if (len >= 2 && text[1] == NOCHAR)
		918	fwidth *= 2;
		919
		920	XGlyphInfo extents;
767	if (sizeof (text_t) == sizeof (FcChar16))	921	if (sizeof (text_t) == sizeof (FcChar16))
768	XftDrawString16 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, 1);	922	{
		923	XftTextExtents16 (DISPLAY, f, (const FcChar16 *)text, 1, &extents);
		924	XftDrawString16 (d, &r->PixColors[fg].c, f, x + extents.x + (fwidth - extents.width) / 2,
		925	y + r->TermWin.fbase, (const FcChar16 *)text, 1);
		926	}
769	else	927	else
770	XftDrawString32 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, 1);	928	{
		929	XGlyphInfo extents;
		930	XftTextExtents32 (DISPLAY, f, (const FcChar32 *)text, 1, &extents);
		931	XftDrawString32 (d, &r->PixColors[fg].c, f, x + extents.x + (fwidth - extents.width) / 2,
		932	y + r->TermWin.fbase, (const FcChar32 *)text, 1);
		933	}
771	}	934	}
772		935
773	x += r->TermWin.fwidth;	936	x += r->TermWin.fwidth;
774	text++;	937	text++;
775	len--;	938	len--;
…		…
779	#endif	942	#endif
780		943
781	/////////////////////////////////////////////////////////////////////////////	944	/////////////////////////////////////////////////////////////////////////////
782		945
783	rxvt_fontset::rxvt_fontset (rxvt_t r)	946	rxvt_fontset::rxvt_fontset (rxvt_t r)
784	#ifdef EXPLICIT_CONTEXT
785	: r(r)	947	: r (r)
786	#endif
787	{	948	{
788	clear ();	949	clear ();
789	}	950	}
790		951
791	rxvt_fontset::~rxvt_fontset ()	952	rxvt_fontset::~rxvt_fontset ()
…		…
794	}	955	}
795		956
796	void	957	void
797	rxvt_fontset::clear ()	958	rxvt_fontset::clear ()
798	{	959	{
799	for (rxvt_font **i = fonts.begin (); i != fonts.end(); i++)	960	for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++)
800	FONT_UNREF (*i);	961	FONT_UNREF (*i);
801		962
802	fonts.clear ();	963	fonts.clear ();
803	base_id = 0;	964	base_id = 0;
804	height = 0x7fffffff;	965	base_prop.height = 0x7fffffff;
		966	base_prop.weight = rxvt_fontprop::medium;
		967	base_prop.slant = rxvt_fontprop::roman;
805		968
806	fallback = fallback_fonts;	969	fallback = fallback_fonts;
807	}	970	}
808		971
809	rxvt_font *	972	rxvt_font *
…		…
856		1019
857	if (*desc == '[')	1020	if (*desc == '[')
858	{	1021	{
859	fprintf (stderr, "extra font parameters not yet supported, skipping.\n");	1022	fprintf (stderr, "extra font parameters not yet supported, skipping.\n");
860		1023
861	const char *extra = desc++;	1024	//const char *extra = desc++; // not yet used
862		1025
863	desc = strchr (desc, ']');	1026	desc = strchr (desc, ']');
864		1027
865	if (!desc)	1028	if (!desc)
866	{	1029	{
…		…
894	rxvt_fontset::realize_font (int i)	1057	rxvt_fontset::realize_font (int i)
895	{	1058	{
896	if (fonts[i]->loaded)	1059	if (fonts[i]->loaded)
897	return true;	1060	return true;
898		1061
899	if (fonts[i]->load (height))
900	return fonts[i]->loaded = true;	1062	fonts[i]->loaded = true;
901		1063
902	delete fonts[i];	1064	if (!fonts[i]->load (base_prop))
903	fonts.erase (fonts.begin () + i);	1065	{
904		1066	fonts[i]->cs = CS_UNKNOWN;
905	return false;	1067	return false;
		1068	}
		1069
		1070	return true;
906	}	1071	}
907		1072
908	void	1073	void
909	rxvt_fontset::populate (const char *desc)	1074	rxvt_fontset::populate (const char *desc)
910	{	1075	{
…		…
917		1082
918	if (!base_id)	1083	if (!base_id)
919	base_id = 1;	1084	base_id = 1;
920		1085
921	// we currently need a base-font, no matter what	1086	// we currently need a base-font, no matter what
922	if (fonts.size () <= base_id)	1087	if ((int)fonts.size () <= base_id \|\| !realize_font (base_id))
923	{	1088	{
		1089	puts ("unable to load specified font (s), falling back to 'fixed'\n");
924	add_fonts ("fixed");	1090	add_fonts ("fixed");
925	base_id = 1;	1091	base_id = fonts.size () - 1;
926	}	1092	}
927		1093
928	if (fonts.size () <= base_id \|\| !realize_font (base_id))	1094	if ((int)fonts.size () <= base_id \|\| !realize_font (base_id))
929	{	1095	{
930	fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");	1096	fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");
931	exit (1);	1097	exit (1);
932	}	1098	}
933		1099
934	height = fonts[base_id]->height;	1100	base_prop = fonts[base_id]->properties ();
935
936	/add_fonts ("-efont-fixed-medium-r-normal--14------iso10646-1,"/
937	}	1101	}
938		1102
939	int	1103	int
940	rxvt_fontset::find_font (uint32_t unicode)	1104	rxvt_fontset::find_font (uint32_t unicode)
941	{	1105	{
942	for (int i = 0; i < fonts.size (); i++)	1106	for (unsigned int i = 0; i < fonts.size (); i++)
943	{	1107	{
944	rxvt_font *f = fonts[i];	1108	rxvt_font *f = fonts[i];
945		1109
946	if (!f->loaded)	1110	if (!f->loaded)
947	{	1111	{
948	if (FROM_UNICODE (f->cs, unicode) == NOCHAR)	1112	if (FROM_UNICODE (f->cs, unicode) == NOCHAR)
949	goto next_font;	1113	goto next_font;
950		1114
951	if (!realize_font (i))	1115	if (!realize_font (i))
952	{
953	--i;
954	goto next_font;	1116	goto next_font;
955	}	1117	}
956		1118
957	//printf ("added font %s for %04lx\n", f->name, unicode);
958	}
959
960	if (f->has_codepoint (unicode))	1119	if (f->cs != CS_UNKNOWN && f->has_codepoint (unicode))
961	return i;	1120	return i;
962		1121
963	next_font:	1122	next_font:
964	if (i == fonts.size () - 1 && fallback->name)	1123	if (i == fonts.size () - 1 && fallback->name)
965	{	1124	{
966	fonts.push_back (new_font (fallback->name, fallback->cs));	1125	fonts.push_back (new_font (fallback->name, fallback->cs));
967	fallback++;	1126	fallback++;
		1127	i = 0;
968	}	1128	}
969	}	1129	}
970		1130
971	return 0; /* we must return SOME font */	1131	return 0; /* we must return SOME font */
972	}	1132	}

Diff Legend

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

Comparing rxvt-unicode/src/defaultfont.C (file contents): Revision 1.3 by pcg, Thu Nov 27 20:09:00 2003 UTC vs. Revision 1.19 by pcg, Fri Feb 13 13:28:17 2004 UTC

Diff Legend

Comparing rxvt-unicode/src/defaultfont.C (file contents):
Revision 1.3 by pcg, Thu Nov 27 20:09:00 2003 UTC vs.
Revision 1.19 by pcg, Fri Feb 13 13:28:17 2004 UTC