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

Comparing rxvt-unicode/src/defaultfont.C (file contents):
Revision 1.7 by pcg, Thu Dec 18 04:14:30 2003 UTC vs.
Revision 1.34 by pcg, Thu Mar 4 04:28:50 2004 UTC

…		…
1	/---------------------------------C----------------------------------;	1	/---------------------------------C----------------------------------;
2	* File: defaultfont.C	2	* File: defaultfont.C
3	----------------------------------------------------------------------	3	----------------------------------------------------------------------
4	* Copyright (c) 2003 Marc Lehmann rxvt@plan9.de>	4	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
5	* - original version.	5	* - original version.
6	*	6	*
7	* This program is free software; you can redistribute it and/or modify	7	* This program is free software; you can redistribute it and/or modify
8	* it under the terms of the GNU General Public License as published by	8	* it under the terms of the GNU General Public License as published by
9	* the Free Software Foundation; either version 2 of the License, or	9	* the Free Software Foundation; either version 2 of the License, or
23	#include "rxvt.h"	23	#include "rxvt.h"
24	#include "defaultfont.h"	24	#include "defaultfont.h"
25		25
26	#include <cstdlib>	26	#include <cstdlib>
27		27
28	#define DISPLAY r->Xdisplay	28	#define DISPLAY r->display->display
29	#define DRAWABLE r->TermWin.vt
30	#define GC r->TermWin.gc	29	#define GC r->TermWin.gc
31		30
32	const struct rxvt_fallback_font {	31	const struct rxvt_fallback_font {
33	codeset cs;	32	codeset cs;
34	const char *name;	33	const char *name;
…		…
59		58
60	// japanese	59	// japanese
61	#if ENCODING_JP \|\| ENCODING_JP_EXT	60	#if ENCODING_JP \|\| ENCODING_JP_EXT
62	# if XFT	61	# if XFT
63	// prefer xft for complex scripts	62	// prefer xft for complex scripts
64	{ CS_UNICODE, "xft:Kochi Gothic:antialias=false" },	63	{ CS_UNICODE, "xft:Kochi Gothic:antialias=false" },
65	# endif	64	# endif
66	{ CS_JIS0201_1976_0, "--mincho--r-------c--jisx0201*-0" },	65	{ CS_JIS0201_1976_0, "--mincho--r-------c--jisx0201*-0" },
67	{ CS_JIS0208_1983_0, "--mincho--r-------c--jisx0208*-0" },	66	{ CS_JIS0208_1983_0, "--mincho--r-------c--jisx0208*-0" },
68	{ CS_JIS0212_1990_0, "--mincho--r-------c--jisx0212*-0" },	67	{ CS_JIS0212_1990_0, "--mincho--r-------c--jisx0212*-0" },
69	#endif	68	#endif
70		69
71	#if ENCODING_CN \|\| ENCODING_CN_EXT	70	#if ENCODING_CN \|\| ENCODING_CN_EXT
72	# if XFT	71	# if XFT
73	{ CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" },	72	{ CS_BIG5_EXT, "xft:AR PL Mingti2L Big5" },
74	{ CS_BIG5_EXT, "xft:AR PL KaitiM Big5" },	73	{ CS_BIG5_EXT, "xft:AR PL KaitiM Big5" },
75	{ CS_GB2312_1980_0, "xft:AR PL KaitiM GB" },	74	{ CS_GB2312_1980_0, "xft:AR PL KaitiM GB" },
76	{ CS_GB2312_1980_0, "xft:AR PL SungtiL GB" },	75	{ CS_GB2312_1980_0, "xft:AR PL SungtiL GB" },
77	# endif	76	# endif
		77	{ CS_BIG5, "-----------c-*-big5-0" },
		78	{ CS_BIG5_PLUS, "-----------c-*-big5p-0" },
		79	{ CS_BIG5_EXT, "-----------c-*-big5.eten-0" },
		80	{ CS_CNS11643_1992_1, "-----------c--gb2312-0" },
78	{ CS_CNS11643_1992_1, "----r-------c--cns11643.1992-1" },	81	{ CS_CNS11643_1992_1, "-----------c--cns11643-1" },
79	{ CS_CNS11643_1992_2, "----r-------c--cns11643.1992-2" },	82	{ CS_CNS11643_1992_2, "-----------c--cns11643-2" },
80	{ CS_CNS11643_1992_3, "----r-------c--cns11643.1992-3" },	83	{ CS_CNS11643_1992_3, "-----------c--cns11643-3" },
81	{ CS_CNS11643_1992_4, "----r-------c--cns11643.1992-4" },	84	{ CS_CNS11643_1992_4, "-----------c--cns11643-4" },
82	{ CS_CNS11643_1992_5, "----r-------c--cns11643.1992-5" },	85	{ CS_CNS11643_1992_5, "-----------c--cns11643-5" },
83	{ CS_CNS11643_1992_6, "----r-------c--cns11643.1992-6" },	86	{ CS_CNS11643_1992_6, "-----------c--cns11643-6" },
84	{ CS_CNS11643_1992_7, "----r-------c--cns11643.1992-7" },	87	{ CS_CNS11643_1992_7, "-----------c--cns11643-7" },
85	{ CS_CNS11643_1992_F, "----r-------c--cns11643.1992-f" },	88	{ CS_CNS11643_1992_F, "-----------c--cns11643-f" },
86	#endif	89	#endif
87		90
88	#if XFT	91	#if XFT
89	{ CS_UNICODE, "xft:Andale Mono" },	92	{ CS_UNICODE, "xft:Andale Mono" },
90	{ CS_UNICODE, "xft:Arial Unicode MS" },	93	{ CS_UNICODE, "xft:Arial Unicode MS" },
91	#endif	94	#endif
92	{ CS_UNICODE, "--lucidatypewriter--r-------m-*-iso10646-1" },	95	{ CS_UNICODE, "--lucidatypewriter---------m--iso10646-1" },
		96	{ CS_UNICODE, "xft:FreeMono" },
		97	{ CS_UNICODE, "--unifont---------c--iso10646-1" },
		98	{ CS_UNICODE, "----r-------c--iso10646-1" },
93	{ CS_UNICODE, "----r-------m--iso10646-1" },	99	{ CS_UNICODE, "----r-------m--iso10646-1" },
94	{ CS_UNICODE, "----r-------m--iso10646-1" },	100
95	{ CS_UNICODE, "----r-------m--iso10646-1" },	101	#if UNICODE_3 && XFT
		102	{ CS_UNICODE, "xft:Code2001" }, // contains many plane-1 characters
		103	#endif
96		104
97	{ CS_UNKNOWN, 0 }	105	{ CS_UNKNOWN, 0 }
98	};	106	};
99		107
100	/////////////////////////////////////////////////////////////////////////////	108	/////////////////////////////////////////////////////////////////////////////
101		109
		110	#if XFT
		111	rxvt_drawable::~rxvt_drawable ()
		112	{
		113	if (xftdrawable)
		114	XftDrawDestroy (xftdrawable);
		115	}
		116
		117	rxvt_drawable::operator XftDraw *()
		118	{
		119	if (!xftdrawable)
		120	xftdrawable = XftDrawCreate (display->display, drawable, display->visual, display->cmap);
		121
		122	return xftdrawable;
		123	}
		124	#endif
		125
		126	/////////////////////////////////////////////////////////////////////////////
		127
102	static void *enc_buf;	128	static void *enc_buf;
103	static uint32_t enc_len;	129	static uint32_t enc_len;
104		130
105	static inline void *	131	static inline void *
106	get_enc_buf (int len)	132	get_enc_buf (uint32_t len)
107	{	133	{
108	if (len > enc_len)	134	if (len > enc_len)
109	{	135	{
110	free (enc_buf);	136	free (enc_buf);
111	enc_buf = malloc (len);	137	enc_buf = malloc (len);
…		…
113		139
114	return enc_buf;	140	return enc_buf;
115	}	141	}
116		142
117	static const char *	143	static const char *
118	enc_char (const text_t *text, int len, codeset cs, bool &zero)	144	enc_char (const text_t *text, uint32_t len, codeset cs, bool &zero)
119	{	145	{
120	uint8_t buf = (uint8_t )get_enc_buf (len);	146	uint8_t buf = (uint8_t )get_enc_buf (len);
121		147
122	while (len--)	148	while (len--)
123	{	149	{
…		…
134		160
135	return (const char *)enc_buf;	161	return (const char *)enc_buf;
136	}	162	}
137		163
138	static const XChar2b *	164	static const XChar2b *
139	enc_xchar2b (const text_t *text, int len, codeset cs, bool &zero)	165	enc_xchar2b (const text_t *text, uint32_t len, codeset cs, bool &zero)
140	{	166	{
141	XChar2b buf = (XChar2b )get_enc_buf (len * sizeof (XChar2b));	167	XChar2b buf = (XChar2b )get_enc_buf (len * sizeof (XChar2b));
142		168
143	while (len--)	169	while (len--)
144	{	170	{
…		…
159	}	185	}
160		186
161	/////////////////////////////////////////////////////////////////////////////	187	/////////////////////////////////////////////////////////////////////////////
162		188
163	void	189	void
164	rxvt_font::clear_rect (int x, int y, int w, int h, int color)	190	rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color)
165	{	191	{
166	if (color == Color_bg)	192	if (color == Color_bg)
167	XClearArea (DISPLAY, DRAWABLE, x, y, w, h, FALSE);	193	XClearArea (d.display->display, d, x, y, w, h, FALSE);
168	else if (color >= 0)	194	else if (color >= 0)
169	{	195	{
		196	#if XFT
		197	XftDrawRect (d, &r->PixColors[color].c, x, y, w, h);
		198	#else
170	XSetForeground (DISPLAY, GC, r->PixColors[color]);	199	XSetForeground (d.display->display, GC, r->PixColors[color]);
171	XFillRectangle (DISPLAY, DRAWABLE, GC, x, y, w, h);	200	XFillRectangle (d.display->display, d, GC, x, y, w, h);
		201	#endif
172	}	202	}
173	}	203	}
174		204
175	static const char *linedraw_cmds[128] = {	205	static const char *linedraw_cmds[128] = {
176	"1hH", "2hH", "1vV", "2vV",	206	"1hH", "2hH", "1vV", "2vV",
…		…
226	struct rxvt_font_default : rxvt_font {	256	struct rxvt_font_default : rxvt_font {
227	rxvt_fontprop properties ()	257	rxvt_fontprop properties ()
228	{	258	{
229	rxvt_fontprop p;	259	rxvt_fontprop p;
230		260
231	p.height = 1;	261	p.width = p.height = 1;
232	p.weight = rxvt_fontprop::medium;	262	p.weight = rxvt_fontprop::medium;
233	p.slant = rxvt_fontprop::roman;	263	p.slant = rxvt_fontprop::roman;
234		264
235	return p;	265	return p;
236	}	266	}
…		…
245		275
246	bool has_codepoint (uint32_t unicode)	276	bool has_codepoint (uint32_t unicode)
247	{	277	{
248	if (unicode <= 0x001f)	278	if (unicode <= 0x001f)
249	return true;	279	return true;
		280
250	if (unicode >= 0x0080 && unicode <= 0x009f)	281	if (unicode >= 0x0080 && unicode <= 0x009f)
251	return true;	282	return true;
252		283
253	if (unicode >= 0x2500 && unicode <= 0x257f	284	if (unicode >= 0x2500 && unicode <= 0x257f
254	&& linedraw_cmds[unicode - 0x2500])	285	&& linedraw_cmds[unicode - 0x2500])
		286	return true;
		287
		288	if (IS_PSEUDO (unicode))
255	return true;	289	return true;
256		290
257	switch (unicode)	291	switch (unicode)
258	{	292	{
259	case ZERO_WIDTH_CHAR:	293	case ZERO_WIDTH_CHAR:
…		…
261	}	295	}
262		296
263	return false;	297	return false;
264	}	298	}
265		299
266	void draw (int x, int y,	300	void draw (rxvt_drawable &d, int x, int y,
267	const text_t *text, int len,	301	const text_t *text, int len,
268	int fg, int bg);	302	int fg, int bg);
269	};	303	};
270		304
271	void	305	void
272	rxvt_font_default::draw (int x, int y,	306	rxvt_font_default::draw (rxvt_drawable &d, int x, int y,
273	const text_t *text, int len,	307	const text_t *text, int len,
274	int fg, int bg)	308	int fg, int bg)
275	{	309	{
276	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);	310	clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
277		311
278	XSetForeground (DISPLAY, GC, r->PixColors[fg]);	312	XSetForeground (d.display->display, GC, r->PixColors[fg]);
279		313
280	while (len--)	314	while (len--)
281	{	315	{
282	text_t t = *text++;	316	text_t t = *text++;
283		317
		318	// is it in our linedrawing table?
284	if (t >= 0x2500 & t <= 0x2580 && linedraw_cmds[t - 0x2500])	319	if (t >= 0x2500 & t <= 0x2580 && linedraw_cmds[t - 0x2500])
285	{	320	{
286	const char *p = linedraw_cmds[t - 0x2500];	321	const char *p = linedraw_cmds[t - 0x2500];
287		322
288	int x0 = x, x1 = x + r->TermWin.fwidth / 2, x2 = x + r->TermWin.fwidth ;	323	int x0 = x, x1 = x + (r->TermWin.fwidth - 1) / 2, x2 = x + r->TermWin.fwidth - 1;
289	int y0 = y, y1 = y + r->TermWin.fheight / 2, y2 = y + r->TermWin.fheight;	324	int y0 = y, y1 = y + (r->TermWin.fheight - 1) / 2, y2 = y + r->TermWin.fheight - 1;
290		325
291	XGCValues gcv;	326	XGCValues gcv;
292		327
293	while (*p)	328	while (*p)
294	{	329	{
295	switch (*p++)	330	switch (*p++)
296	{	331	{
297	case '1':	332	case '1':
298	gcv.line_width = 0;	333	gcv.line_width = 0;
299	XChangeGC (DISPLAY, GC, GCLineWidth, &gcv);	334	XChangeGC (d.display->display, GC, GCLineWidth, &gcv);
300	break;	335	break;
301		336
302	case '2':	337	case '2':
303	gcv.line_width = 2;	338	gcv.line_width = 2;
304	XChangeGC (DISPLAY, GC, GCLineWidth, &gcv);	339	XChangeGC (d.display->display, GC, GCLineWidth, &gcv);
305	break;	340	break;
306		341
307	case 'h': XDrawLine (DISPLAY, DRAWABLE, GC, x0, y1, x1, y1); break;	342	case 'h': XDrawLine (d.display->display, d, GC, x0, y1, x1, y1); break;
308	case 'H': XDrawLine (DISPLAY, DRAWABLE, GC, x1, y1, x2, y1); break;	343	case 'H': XDrawLine (d.display->display, d, GC, x1, y1, x2, y1); break;
309	case 'v': XDrawLine (DISPLAY, DRAWABLE, GC, x1, y0, x1, y1); break;	344	case 'v': XDrawLine (d.display->display, d, GC, x1, y0, x1, y1); break;
310	case 'V': XDrawLine (DISPLAY, DRAWABLE, GC, x1, y1, x1, y2); break;	345	case 'V': XDrawLine (d.display->display, d, GC, x1, y1, x1, y2); break;
311	case 'a': XDrawLine (DISPLAY, DRAWABLE, GC, x0, y2, x2, y0); break;	346	case 'a': XDrawLine (d.display->display, d, GC, x0, y2, x2, y0); break;
312	case 'b': XDrawLine (DISPLAY, DRAWABLE, GC, x0, y0, x2, y2); break;	347	case 'b': XDrawLine (d.display->display, d, GC, x0, y0, x2, y2); break;
313	}	348	}
314	}	349	}
315		350
316	gcv.line_width = 0;	351	gcv.line_width = 0;
317	XChangeGC (DISPLAY, GC, GCLineWidth, &gcv);	352	XChangeGC (d.display->display, GC, GCLineWidth, &gcv);
		353	}
		354	else if (IS_PSEUDO (t))
		355	{
		356	const compose_char &cc = r->composite (t);
		357	(void)0; //D ADD pseudo handling here
318	}	358	}
319	else	359	else
320	switch (*text++)	360	switch (t)
321	{	361	{
322	case NOCHAR:
323	case ZERO_WIDTH_CHAR:	362	case ZERO_WIDTH_CHAR:
324	break;	363	break;
325	default:	364	default:
326	XDrawRectangle (DISPLAY, DRAWABLE, GC, x + 2, y + 2, r->TermWin.fwidth - 5, r->TermWin.fheight - 5);	365	int w = 0;
		366	while (len > 0 && *text == NOCHAR)
		367	{
		368	++text;
		369	--len;
		370	w += r->TermWin.fwidth;
		371	}
		372
		373	XDrawRectangle (d.display->display, d, GC, x + 2, y + 2,
		374	w + r->TermWin.fwidth - 5, r->TermWin.fheight - 5);
		375	x += w;
327	}	376	}
328		377
329	x += r->TermWin.fwidth;	378	x += r->TermWin.fwidth;
330	}	379	}
331	}	380	}
…		…
336	rxvt_font_x11 () { f = 0; }	385	rxvt_font_x11 () { f = 0; }
337		386
338	void clear ();	387	void clear ();
339		388
340	rxvt_fontprop properties ();	389	rxvt_fontprop properties ();
341	rxvt_fontprop properties (XFontStruct *f);
342		390
343	bool load (const rxvt_fontprop &prop);	391	bool load (const rxvt_fontprop &prop);
344		392
345	bool has_codepoint (uint32_t unicode);	393	bool has_codepoint (uint32_t unicode);
346		394
347	void draw (int x, int y,	395	void draw (rxvt_drawable &d, int x, int y,
348	const text_t *text, int len,	396	const text_t *text, int len,
349	int fg, int bg);	397	int fg, int bg);
350		398
351	XFontStruct *f;	399	XFontStruct *f;
352	codeset cs;	400	codeset cs;
353	bool enc2b, encm;	401	bool enc2b, encm;
354		402
355	const char get_property (XFontStruct f, const char property, const char repl) const;	403	const char get_property (XFontStruct f, const char property, const char repl) const;
		404	bool set_properties (rxvt_fontprop &p, int height, const char weight, const char slant, int avgwidth);
		405	bool set_properties (rxvt_fontprop &p, XFontStruct *f);
		406	bool set_properties (rxvt_fontprop &p, const char *name);
356	};	407	};
357		408
358	const char *	409	const char *
359	rxvt_font_x11::get_property (XFontStruct f, const char property, const char *repl) const	410	rxvt_font_x11::get_property (XFontStruct f, const char property, const char *repl) const
360	{	411	{
…		…
367	}	418	}
368		419
369	rxvt_fontprop	420	rxvt_fontprop
370	rxvt_font_x11::properties ()	421	rxvt_font_x11::properties ()
371	{	422	{
372	return properties (f);
373	}
374
375	rxvt_fontprop
376	rxvt_font_x11::properties (XFontStruct *f)
377	{
378	rxvt_fontprop p;	423	rxvt_fontprop p;
		424	set_properties (p, f);
		425	return p;
		426	}
379		427
		428	bool
		429	rxvt_font_x11::set_properties (rxvt_fontprop &p, int height, const char weight, const char slant, int avgwidth)
		430	{
		431	p.width = avgwidth ? (avgwidth + 1) / 10 : (height + 1) / 2;
		432	p.height = height;
		433	p.weight = weight == 'B' \|\| weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium;
		434	p.slant = slant == 'r' \|\| slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic;
		435
		436	return true;
		437	}
		438
		439	bool
		440	rxvt_font_x11::set_properties (rxvt_fontprop &p, XFontStruct *f)
		441	{
380	const char *weight = get_property (f, "WEIGHT_NAME", "medium");	442	const char *weight = get_property (f, "WEIGHT_NAME", "medium");
381	const char *slant = get_property (f, "SLANT", "r");	443	const char *slant = get_property (f, "SLANT", "r");
382		444
383	p.height = height;	445	unsigned long height;
384	p.weight = weight == 'B' \|\| weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium;	446	if (!XGetFontProperty (f, XInternAtom (DISPLAY, "PIXEL_SIZE", 0), &height))
385	p.slant = slant == 'r' \|\| slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic;	447	return false;
386		448
387	return p;	449	unsigned long avgwidth;
		450	if (!XGetFontProperty (f, XInternAtom (DISPLAY, "AVERAGE_WIDTH", 0), &avgwidth))
		451	avgwidth = 0;
		452
		453	return set_properties (p, height, weight, slant, avgwidth);
		454	}
		455
		456	bool
		457	rxvt_font_x11::set_properties (rxvt_fontprop &p, const char *name)
		458	{
		459	int slashes = 0;
		460	const char *comp[13];
		461
		462	for (const char c = name; c; c++)
		463	if (*c == '-')
		464	{
		465	comp[slashes++] = c + 1;
		466	if (slashes >= 13)
		467	break;
		468	}
		469
		470	/* can we short-circuit the costly XLoadQueryFont? */
		471	if (slashes >= 13
		472	&& (comp[ 6] >= '1' && comp[ 6] <= '9')
		473	&& (comp[11] >= '0' && comp[11] <= '9'))
		474	return set_properties (p, atoi (comp[6]), comp[2], comp[3], atoi (comp[11]));
		475
		476	XFontStruct *f = XLoadQueryFont (DISPLAY, name);
		477
		478	if (f)
		479	{
		480	// the font should really exist now. if not, we have a problem
		481	// (e.g. if the user did xset fp rehash just when we were searching fonts).
		482	// in that case, just return garbage.
		483	bool ret = set_properties (p, f);
		484	XFreeFont (DISPLAY, f);
		485	return ret;
		486	}
		487	else
		488	return false;
		489	}
		490
		491	// fix the size of scalable fonts
		492	static void
		493	fix_scalable (char buf, const char name, const rxvt_fontprop &prop)
		494	{
		495	int slashes = 0;
		496	const char *size;
		497
		498	for (const char c = name; c; c++)
		499	if (*c == '-')
		500	{
		501	if (slashes == 6)
		502	size = c + 1;
		503
		504	if (++slashes >= 13)
		505	break;
		506	}
		507
		508	if (slashes >= 13 && size[0] == '0')
		509	{
		510	strncpy (buf, name, size - name);
		511	buf += size - name;
		512	buf += sprintf (buf, "%d", prop.height);
		513	strcpy (buf, size + 1);
		514	}
		515	else
		516	strcpy (buf, name);
388	}	517	}
389		518
390	bool	519	bool
391	rxvt_font_x11::load (const rxvt_fontprop &prop)	520	rxvt_font_x11::load (const rxvt_fontprop &prop)
392	{	521	{
393	clear ();	522	clear ();
394		523
395	char **list;	524	char **list;
396	int count;	525	int count;
397	XFontStruct *info;
398	list = XListFontsWithInfo (DISPLAY, name, 128, &count, &info);	526	list = XListFonts (DISPLAY, name, 512, &count);
		527	set_name (0);
399		528
400	if (!list)	529	if (!list)
401	return false;	530	return false;
402		531
403	int bestdiff = 0x7fffffff;	532	int bestdiff = 0x7fffffff;
404	XFontStruct *best = 0;
405	for (int i = 0; i < count; i++)	533	for (int i = 0; i < count; i++)
406	{	534	{
407	XFontStruct *f = info + i;	535	rxvt_fontprop p;
		536	char fname[1024];
		537	fix_scalable (fname, list[i], prop);
408		538
		539	if (!set_properties (p, fname))
		540	continue;
		541
409	if (f->ascent + f->descent <= prop.height) // weed out too large fonts	542	if (p.height > prop.height) // weed out too large fonts
410	{	543	continue;
411	rxvt_fontprop p = properties (f);	544
412	int diff = (prop.height - f->ascent + f->descent) * 32	545	int diff = (prop.height - p.height) * 32
413	+ abs (prop.weight - p.weight)	546	+ abs (prop.weight - p.weight)
414	+ abs (prop.slant - p.slant );	547	+ abs (prop.slant - p.slant );
415		548
416	if (!best // compare against best found so far	549	if (!name // compare against best found so far
417	\|\| diff < bestdiff)	550	\|\| diff < bestdiff)
418	{	551	{
419	best = f;	552	set_name (strdup (fname));
420	bestdiff = diff;	553	bestdiff = diff;
421	}	554	}
422	}
423	}	555	}
424		556
425	set_name (strdup (list[best - info]));	557	XFreeFontNames (list);
426		558
427	XFreeFontInfo (list, info, count);	559	if (!name)
		560	return false;
428		561
429	f = XLoadQueryFont (DISPLAY, name);	562	f = XLoadQueryFont (DISPLAY, name);
430		563
431	if (!f)	564	if (!f)
432	return false;	565	return false;
433
434	unsigned long value;
435		566
436	const char *registry = get_property (f, "CHARSET_REGISTRY", 0);	567	const char *registry = get_property (f, "CHARSET_REGISTRY", 0);
437	const char *encoding = get_property (f, "CHARSET_ENCODING", 0);	568	const char *encoding = get_property (f, "CHARSET_ENCODING", 0);
438		569
439	if (registry && encoding)	570	if (registry && encoding)
…		…
526	/* check wether the character exists in _this_ font. horrible. */	657	/* check wether the character exists in _this_ font. horrible. */
527	XCharStruct *xcs;	658	XCharStruct *xcs;
528		659
529	if (encm)	660	if (encm)
530	{	661	{
531	int byte1 = ch >> 8;	662	unsigned char byte1 = ch >> 8;
532	int byte2 = ch & 255;	663	unsigned char byte2 = ch & 255;
533		664
534	if (byte1 < f->min_byte1 \|\| byte1 > f->max_byte1	665	if (byte1 < f->min_byte1 \|\| byte1 > f->max_byte1
535	\|\| byte2 < f->min_char_or_byte2 \|\| byte2 > f->max_char_or_byte2)	666	\|\| byte2 < f->min_char_or_byte2 \|\| byte2 > f->max_char_or_byte2)
536	return false;	667	return false;
537		668
…		…
560		691
561	return true;	692	return true;
562	}	693	}
563		694
564	void	695	void
565	rxvt_font_x11::draw (int x, int y,	696	rxvt_font_x11::draw (rxvt_drawable &d, int x, int y,
566	const text_t *text, int len,	697	const text_t *text, int len,
567	int fg, int bg)	698	int fg, int bg)
568	{	699	{
569	// this looks like a mess /.	700	// this looks like a mess /.
570	// and it is a mess /.	701	// and it is a mess /.
…		…
586	{	717	{
587	const XChar2b *xc = enc_xchar2b (text, len, cs, slow);	718	const XChar2b *xc = enc_xchar2b (text, len, cs, slow);
588		719
589	if (bg == Color_bg && !slow)	720	if (bg == Color_bg && !slow)
590	{	721	{
591	XChangeGC (DISPLAY, GC, GCForeground \| GCBackground \| GCFont, &v);	722	XChangeGC (d.display->display, GC, GCForeground \| GCBackground \| GCFont, &v);
592	XDrawImageString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, len);	723	XDrawImageString16 (d.display->display, d, GC, x, y + base, xc, len);
593	}	724	}
594	else	725	else
595	{	726	{
596	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);	727	clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
597		728
598	XChangeGC (DISPLAY, GC, GCForeground \| GCFont, &v);	729	XChangeGC (d.display->display, GC, GCForeground \| GCFont, &v);
599		730
600	if (slow)	731	if (slow)
601	{	732	{
602	do	733	do
603	{	734	{
604	if (xc->byte1 \|\| xc->byte2)	735	if (xc->byte1 \|\| xc->byte2)
605	XDrawString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, 1);	736	XDrawString16 (d.display->display, d, GC, x, y + base, xc, 1);
606		737
607	x += r->TermWin.fwidth;	738	x += r->TermWin.fwidth;
608	xc++; len--;	739	xc++; len--;
609	}	740	}
610	while (len);	741	while (len);
611	}	742	}
612	else	743	else
613	XDrawString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, len);	744	XDrawString16 (d.display->display, d, GC, x, y + base, xc, len);
614	}	745	}
615	}	746	}
616	else	747	else
617	{	748	{
618	const char *xc = enc_char (text, len, cs, slow);	749	const char *xc = enc_char (text, len, cs, slow);
619		750
620	if (bg == Color_bg && !slow)	751	if (bg == Color_bg && !slow)
621	{	752	{
622	XChangeGC (DISPLAY, GC, GCForeground \| GCBackground \| GCFont, &v);	753	XChangeGC (d.display->display, GC, GCForeground \| GCBackground \| GCFont, &v);
623	XDrawImageString (DISPLAY, DRAWABLE, GC, x, y + base, xc, len);	754	XDrawImageString (d.display->display, d, GC, x, y + base, xc, len);
624	}	755	}
625	else	756	else
626	{	757	{
627	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);	758	clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
628		759
629	XChangeGC (DISPLAY, GC, GCForeground \| GCFont, &v);	760	XChangeGC (d.display->display, GC, GCForeground \| GCFont, &v);
630		761
631	if (slow)	762	if (slow)
632	{	763	{
633	do	764	do
634	{	765	{
635	if (*xc)	766	if (*xc)
636	XDrawString (DISPLAY, DRAWABLE, GC, x, y + base, xc, 1);	767	XDrawString (d.display->display, d, GC, x, y + base, xc, 1);
637		768
638	x += r->TermWin.fwidth;	769	x += r->TermWin.fwidth;
639	xc++; len--;	770	xc++; len--;
640	}	771	}
641	while (len);	772	while (len);
642	}	773	}
643	else	774	else
644	XDrawString (DISPLAY, DRAWABLE, GC, x, y + base, xc, len);	775	XDrawString (d.display->display, d, GC, x, y + base, xc, len);
645	}	776	}
646	}	777	}
647	}	778	}
648		779
649	/////////////////////////////////////////////////////////////////////////////	780	/////////////////////////////////////////////////////////////////////////////
…		…
654	//#define SWATHBITS (UNIBITS / 2 + 3) // minimum size for "full" tables	785	//#define SWATHBITS (UNIBITS / 2 + 3) // minimum size for "full" tables
655	#define SWATHBITS 8	786	#define SWATHBITS 8
656	#endif	787	#endif
657		788
658	struct rxvt_font_xft : rxvt_font {	789	struct rxvt_font_xft : rxvt_font {
659	#if 0
660	enum {
661	SWATHCOUNT = 1 << (21 - UNIBITS),
662	SWATHSIZE = 1 << (SWATHBITS - 5)
663	};
664	typedef uint32_t swath[SWATHSIZE];
665
666	swath *cvr[SWATHCOUNT];
667	#endif
668
669	#if 0
670	void gen_coverage_swath (unsigned int page);
671
672	bool has_char (uint32_t ch)
673	{
674	unsigned int page = ch >> SWATHBITS;
675	unsigned int idx = ch & ((1 << SWATHBITS) - 1);
676
677	if (page >= SWATHCOUNT)
678	return false;
679
680	if (!cvr[page]) gen_coverage_swath (page);
681
682	return cvr[page][idx >> 5] & (1 << (idx & 31));
683	}
684	#endif
685	rxvt_font_xft () { f = 0; d = 0; }	790	rxvt_font_xft () { f = 0; }
686		791
687	void clear ();	792	void clear ();
688		793
689	rxvt_fontprop properties ();	794	rxvt_fontprop properties ();
690		795
691	bool load (const rxvt_fontprop &prop);	796	bool load (const rxvt_fontprop &prop);
692		797
693	void draw (int x, int y,	798	void draw (rxvt_drawable &d, int x, int y,
694	const text_t *text, int len,	799	const text_t *text, int len,
695	int fg, int bg);	800	int fg, int bg);
696		801
697	bool has_codepoint (uint32_t unicode);	802	bool has_codepoint (uint32_t unicode);
698		803
699	protected:	804	protected:
700	XftFont *f;	805	XftFont *f;
701	XftDraw *d;
702
703	#if 0
704	virtual void populate_coverage_swath (uint32_t lo, uint32_t hi) = 0;
705	void set_swath (uint32_t ch)
706	{
707	cvr[ch >> SWATHBITS] \|= 1 << (ch & ((1 << SWATHBITS) - 1));
708	}
709	#endif
710	};	806	};
711		807
712	void	808	void
713	rxvt_font_xft::clear ()	809	rxvt_font_xft::clear ()
714	{	810	{
715	if (f)	811	if (f)
716	{	812	{
717	XftFontClose (DISPLAY, f);	813	XftFontClose (DISPLAY, f);
718	f = 0;	814	f = 0;
719	}	815	}
720
721	if (d)
722	{
723	XftDrawDestroy (d);
724	d = 0;
725	}
726
727	#if 0
728	for (int i = 0; i < SWATHCOUNT; i++)
729	delete cvr[i];
730	#endif
731	}	816	}
732		817
733	rxvt_fontprop	818	rxvt_fontprop
734	rxvt_font_xft::properties ()	819	rxvt_font_xft::properties ()
735	{	820	{
736	rxvt_fontprop p;	821	rxvt_fontprop p;
737		822
738	FT_Face face = XftLockFace (f);	823	FT_Face face = XftLockFace (f);
739		824
740	p.height = height;	825	p.width = width; p.height = height;
741	p.weight = face->style_flags & FT_STYLE_FLAG_BOLD ? rxvt_fontprop::bold : rxvt_fontprop::medium;	826	p.weight = face->style_flags & FT_STYLE_FLAG_BOLD ? rxvt_fontprop::bold : rxvt_fontprop::medium;
742	p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC ? rxvt_fontprop::italic : rxvt_fontprop::roman;	827	p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC ? rxvt_fontprop::italic : rxvt_fontprop::roman;
743		828
744	XftUnlockFace (f);	829	XftUnlockFace (f);
745		830
…		…
767	FcPatternAddInteger (p, FC_WEIGHT, prop.weight);	852	FcPatternAddInteger (p, FC_WEIGHT, prop.weight);
768		853
769	if (FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch)	854	if (FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch)
770	FcPatternAddInteger (p, FC_SLANT, prop.slant);	855	FcPatternAddInteger (p, FC_SLANT, prop.slant);
771		856
		857	#if 0 // clipping unfortunately destroys our precious double-width-characters
		858	// clip width, we can't do better, or can we?
		859	if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch)
		860	FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width);
		861	#endif
		862
772	//FcPatternAddBool (p, FC_MINSPACE, 1);	863	//FcPatternAddBool (p, FC_MINSPACE, 1);
773		864
774	XftResult result;	865	XftResult result;
775	FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result);	866	FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result);
776		867
…		…
779	if (!match)	870	if (!match)
780	return false;	871	return false;
781		872
782	f = XftFontOpenPattern (DISPLAY, match);	873	f = XftFontOpenPattern (DISPLAY, match);
783		874
784	FcPatternDestroy (match);
785
786	if (!f)	875	if (!f)
		876	{
		877	FcPatternDestroy (match);
787	return false;	878	return false;
		879	}
788		880
789	FT_Face face = XftLockFace (f);	881	FT_Face face = XftLockFace (f);
790		882
791	slow = !FT_IS_FIXED_WIDTH (face);	883	slow = !FT_IS_FIXED_WIDTH (face);
792		884
…		…
827	XftUnlockFace (f);	919	XftUnlockFace (f);
828		920
829	return true;	921	return true;
830	}	922	}
831		923
832	#if 0
833	void rxvt_font::gen_coverage_swath (unsigned int page)
834	{
835	cvr[page] = new swath;
836
837	for (int i = 0; i < SWATHSIZE; i++)
838	cvr[page][i] = 0;
839
840	populate_coverage_swath (cvr[page], page << SWATHBITS, ((page + 1) << SWATHBITS) - 1);
841	}
842	#endif
843
844	bool	924	bool
845	rxvt_font_xft::has_codepoint (uint32_t unicode)	925	rxvt_font_xft::has_codepoint (uint32_t unicode)
846	{	926	{
847	return XftCharExists (DISPLAY, f, unicode);	927	return XftCharExists (DISPLAY, f, unicode);
848	}	928	}
849		929
850	void	930	void
851	rxvt_font_xft::draw (int x, int y,	931	rxvt_font_xft::draw (rxvt_drawable &d, int x, int y,
852	const text_t *text, int len,	932	const text_t *text, int len,
853	int fg, int bg)	933	int fg, int bg)
854	{	934	{
855	if (!d)
856	{
857	dR;
858	d = XftDrawCreate (DISPLAY, DRAWABLE, XVISUAL, XCMAP);
859	}
860
861	if (bg >= 0 && bg != Color_bg)
862	XftDrawRect (d, &r->PixColors[bg].c, x, y, r->TermWin.fwidth * len, r->TermWin.fheight);
863	else
864	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);	935	clear_rect (d, x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
865		936
866	if (!slow && width == r->TermWin.fwidth)	937	if (!slow && width == r->TermWin.fwidth && 0)
867	{	938	{
868	if (sizeof (text_t) == sizeof (FcChar16))	939	if (sizeof (text_t) == sizeof (FcChar16))
869	XftDrawString16 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, len);	940	XftDrawString16 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, len);
870	else	941	else
871	XftDrawString32 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, len);	942	XftDrawString32 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, len);
…		…
874	{	945	{
875	while (len)	946	while (len)
876	{	947	{
877	if (text != NOCHAR && text != ' ')	948	if (text != NOCHAR && text != ' ')
878	{	949	{
		950	int fwidth = r->TermWin.fwidth;
		951	if (len >= 2 && text[1] == NOCHAR)
		952	fwidth *= 2;
		953
		954	XGlyphInfo extents;
879	if (sizeof (text_t) == sizeof (FcChar16))	955	if (sizeof (text_t) == sizeof (FcChar16))
880	XftDrawString16 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, 1);	956	{
		957	XftTextExtents16 (d.display->display, f, (const FcChar16 *)text, 1, &extents);
		958	XftDrawString16 (d, &r->PixColors[fg].c, f, x + extents.x + (fwidth - extents.width) / 2,
		959	y + r->TermWin.fbase, (const FcChar16 *)text, 1);
		960	}
881	else	961	else
882	XftDrawString32 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, 1);	962	{
		963	XGlyphInfo extents;
		964	XftTextExtents32 (d.display->display, f, (const FcChar32 *)text, 1, &extents);
		965	XftDrawString32 (d, &r->PixColors[fg].c, f, x + extents.x + (fwidth - extents.width) / 2,
		966	y + r->TermWin.fbase, (const FcChar32 *)text, 1);
		967	}
883	}	968	}
884		969
885	x += r->TermWin.fwidth;	970	x += r->TermWin.fwidth;
886	text++;	971	text++;
887	len--;	972	len--;
…		…
891	#endif	976	#endif
892		977
893	/////////////////////////////////////////////////////////////////////////////	978	/////////////////////////////////////////////////////////////////////////////
894		979
895	rxvt_fontset::rxvt_fontset (rxvt_t r)	980	rxvt_fontset::rxvt_fontset (rxvt_t r)
896	#ifdef EXPLICIT_CONTEXT
897	: r(r)	981	: r (r)
898	#endif
899	{	982	{
900	clear ();	983	clear ();
901	}	984	}
902		985
903	rxvt_fontset::~rxvt_fontset ()	986	rxvt_fontset::~rxvt_fontset ()
…		…
906	}	989	}
907		990
908	void	991	void
909	rxvt_fontset::clear ()	992	rxvt_fontset::clear ()
910	{	993	{
911	for (rxvt_font **i = fonts.begin (); i != fonts.end(); i++)	994	for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++)
912	FONT_UNREF (*i);	995	FONT_UNREF (*i);
913		996
914	fonts.clear ();	997	fonts.clear ();
915	base_id = 0;	998	base_id = 0;
916	base_prop.height = 0x7fffffff;	999	base_prop.height = 0x7fffffff;
…		…
970		1053
971	if (*desc == '[')	1054	if (*desc == '[')
972	{	1055	{
973	fprintf (stderr, "extra font parameters not yet supported, skipping.\n");	1056	fprintf (stderr, "extra font parameters not yet supported, skipping.\n");
974		1057
975	const char *extra = desc++;	1058	//const char *extra = desc++; // not yet used
976		1059
977	desc = strchr (desc, ']');	1060	desc = strchr (desc, ']');
978		1061
979	if (!desc)	1062	if (!desc)
980	{	1063	{
…		…
1019	}	1102	}
1020		1103
1021	return true;	1104	return true;
1022	}	1105	}
1023		1106
1024	void	1107	bool
1025	rxvt_fontset::populate (const char *desc)	1108	rxvt_fontset::populate (const char *desc)
1026	{	1109	{
1027	clear ();	1110	clear ();
1028		1111
1029	fonts.push_back (new_font (0, CS_UNICODE));	1112	fonts.push_back (new_font (0, CS_UNICODE));
…		…
1033		1116
1034	if (!base_id)	1117	if (!base_id)
1035	base_id = 1;	1118	base_id = 1;
1036		1119
1037	// we currently need a base-font, no matter what	1120	// we currently need a base-font, no matter what
1038	if (fonts.size () <= base_id \|\| !realize_font (base_id))	1121	if ((int)fonts.size () <= base_id \|\| !realize_font (base_id))
1039	{	1122	{
		1123	puts ("unable to load specified font (s), falling back to 'fixed'\n");
1040	add_fonts ("fixed");	1124	add_fonts ("fixed");
1041	base_id = fonts.size () - 1;	1125	base_id = fonts.size () - 1;
1042	}	1126	}
1043		1127
1044	if (fonts.size () <= base_id \|\| !realize_font (base_id))	1128	if ((int)fonts.size () <= base_id \|\| !realize_font (base_id))
1045	{	1129	return false;
1046	fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");
1047	exit (1);
1048	}
1049		1130
1050	base_prop = fonts[base_id]->properties ();	1131	base_prop = fonts[base_id]->properties ();
		1132
		1133	return true;
1051	}	1134	}
1052		1135
1053	int	1136	int
1054	rxvt_fontset::find_font (uint32_t unicode)	1137	rxvt_fontset::find_font (uint32_t unicode)
1055	{	1138	{
1056	for (int i = 0; i < fonts.size (); i++)	1139	for (unsigned int i = 0; i < fonts.size (); i++)
1057	{	1140	{
1058	rxvt_font *f = fonts[i];	1141	rxvt_font *f = fonts[i];
1059		1142
1060	if (!f->loaded)	1143	if (!f->loaded)
1061	{	1144	{

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Comparing rxvt-unicode/src/defaultfont.C (file contents): Revision 1.7 by pcg, Thu Dec 18 04:14:30 2003 UTC vs. Revision 1.34 by pcg, Thu Mar 4 04:28:50 2004 UTC

Diff Legend

Comparing rxvt-unicode/src/defaultfont.C (file contents):
Revision 1.7 by pcg, Thu Dec 18 04:14:30 2003 UTC vs.
Revision 1.34 by pcg, Thu Mar 4 04:28:50 2004 UTC