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

Comparing rxvt-unicode/src/defaultfont.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.10 by pcg, Wed Dec 24 09:07:01 2003 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->Xdisplay
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;
32	const char *name;	34	const char *name;
33	} fallback_fonts[] = {	35	} fallback_fonts[] = {
…		…
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
76	{ CS_CNS11643_1992_1, "----r-------c--cns11643.1992-1" },	78	{ CS_CNS11643_1992_1, "-----------c-*-cns11643.1992-1" },
77	{ CS_CNS11643_1992_2, "----r-------c--cns11643.1992-2" },	79	{ CS_CNS11643_1992_2, "-----------c-*-cns11643.1992-2" },
78	{ CS_CNS11643_1992_3, "----r-------c--cns11643.1992-3" },	80	{ CS_CNS11643_1992_3, "-----------c-*-cns11643.1992-3" },
79	{ CS_CNS11643_1992_4, "----r-------c--cns11643.1992-4" },	81	{ CS_CNS11643_1992_4, "-----------c-*-cns11643.1992-4" },
80	{ CS_CNS11643_1992_5, "----r-------c--cns11643.1992-5" },	82	{ CS_CNS11643_1992_5, "-----------c-*-cns11643.1992-5" },
81	{ CS_CNS11643_1992_6, "----r-------c--cns11643.1992-6" },	83	{ CS_CNS11643_1992_6, "-----------c-*-cns11643.1992-6" },
82	{ CS_CNS11643_1992_7, "----r-------c--cns11643.1992-7" },	84	{ CS_CNS11643_1992_7, "-----------c-*-cns11643.1992-7" },
83	{ CS_CNS11643_1992_F, "----r-------c--cns11643.1992-f" },	85	{ CS_CNS11643_1992_F, "-----------c-*-cns11643.1992-f" },
84	#endif	86	#endif
85		87
86	#if XFT	88	#if XFT
87	{ CS_UNICODE, "xft:Andale Mono" },	89	{ CS_UNICODE, "xft:Andale Mono" },
88	{ CS_UNICODE, "xft:Arial Unicode MS" },	90	{ CS_UNICODE, "xft:Arial Unicode MS" },
89	#endif	91	#endif
90	{ CS_UNICODE, "--lucidatypewriter--r-------m-*-iso10646-1" },	92	{ CS_UNICODE, "--lucidatypewriter---------m--iso10646-1" },
		93	{ CS_UNICODE, "xft:FreeMono" },
		94	{ CS_UNICODE, "--unifont---------c--iso10646-1" },
		95	{ CS_UNICODE, "----r-------c--iso10646-1" },
91	{ CS_UNICODE, "----r-------m--iso10646-1" },	96	{ CS_UNICODE, "----r-------m--iso10646-1" },
92	{ CS_UNICODE, "----r-------m--iso10646-1" },
93	{ CS_UNICODE, "----r-------m--iso10646-1" },
94		97
95	{ CS_UNKNOWN, 0 }	98	{ CS_UNKNOWN, 0 }
96	};	99	};
97		100
98	/////////////////////////////////////////////////////////////////////////////	101	/////////////////////////////////////////////////////////////////////////////
…		…
163	{	166	{
164	if (color == Color_bg)	167	if (color == Color_bg)
165	XClearArea (DISPLAY, DRAWABLE, x, y, w, h, FALSE);	168	XClearArea (DISPLAY, DRAWABLE, x, y, w, h, FALSE);
166	else if (color >= 0)	169	else if (color >= 0)
167	{	170	{
168	XSetForeground (DISPLAY, GC, R->PixColors[color]);	171	XSetForeground (DISPLAY, GC, r->PixColors[color]);
169	XFillRectangle (DISPLAY, DRAWABLE, GC, x, y, w, h);	172	XFillRectangle (DISPLAY, DRAWABLE, GC, x, y, w, h);
170	}	173	}
171	}	174	}
172		175
		176	static const char *linedraw_cmds[128] = {
		177	"1hH", "2hH", "1vV", "2vV",
		178	0, 0, 0, 0,
		179	0, 0, 0, 0,
		180	"1HV", "2H1V", "1H2V", "2HV",
		181
		182	// 2510
		183	"1hV", "2h1V", "1h2V", "2hV",
		184	"1Hv", "2H1v", "1H2v", "2Hv",
		185	"1hv", "2h1v", "1h2v", "2hv",
		186	"1HvV", "2H1vV", "1HV2v", "1Hv2V",
		187
		188	// 2520
		189	"1H2vV", "2Hv1V", "2HV1v", "2HvV",
		190	"1hvV", "2h1vV", "1hV2v", "1hv2V",
		191	"1h2vV", "2hv1V", "1v2hV", "2hvV",
		192	"1hHV", "2h1HV", "2H1hV", "2hH1V",
		193
		194	// 2530
		195	"1hH2V", "2hV1H", "1h2HV", "2hHV",
		196	"1hHv", "1vH2h", "1hv2H", "1v2hH",
		197	"1hH2v", "1H2hv", "1h2Hv", "2hHv",
		198	"1hHvV", "1vVH2h", "1hvV2H", "1vV2hH",
		199
		200	// 2540
		201	"1hHV2v", "1hHv2V", "1hH2vV", "1HV2hv",
		202	"1hV2Hv", "1Hv2hV", "1hv2HV", "1V2hHv",
		203	"1v2hHV", "1H2hvV", "1h2HvV", "2hHvV",
		204	0, 0, 0, 0,
		205
		206	// 2550
		207	0, 0, 0, 0,
		208	0, 0, 0, 0,
		209	0, 0, 0, 0,
		210	0, 0, 0, 0,
		211
		212	// 2560
		213	0, 0, 0, 0,
		214	0, 0, 0, 0,
		215	0, 0, 0, 0,
		216	0, 0, 0, 0,
		217
		218	// 2570
		219	0, "1a", "1b", "1ab",
		220	"1h", "1v", "1H", "1V",
		221	"2h", "2v", "2H", "2V",
		222	"1h2H", "1v2V", "1H2h", "1V2v"
		223
		224	// to be done
		225	};
		226
173	struct rxvt_font_default : rxvt_font {	227	struct rxvt_font_default : rxvt_font {
174	bool load (int maxheight)	228	rxvt_fontprop properties ()
		229	{
		230	rxvt_fontprop p;
		231
		232	p.width = p.height = 1;
		233	p.weight = rxvt_fontprop::medium;
		234	p.slant = rxvt_fontprop::roman;
		235
		236	return p;
		237	}
		238
		239	bool load (const rxvt_fontprop &prop)
175	{	240	{
176	width = 1; height = 1;	241	width = 1; height = 1;
177	ascent = 1; descent = 0;	242	ascent = 1; descent = 0;
178		243
179	return true;	244	return true;
180	}	245	}
181		246
182	bool has_codepoint (uint32_t unicode)	247	bool has_codepoint (uint32_t unicode)
183	{	248	{
184	if (unicode <= 0x001f	249	if (unicode <= 0x001f)
		250	return true;
185	\|\| (unicode >= 0x80 && unicode <= 0x9f))	251	if (unicode >= 0x0080 && unicode <= 0x009f)
		252	return true;
		253
		254	if (unicode >= 0x2500 && unicode <= 0x257f
		255	&& linedraw_cmds[unicode - 0x2500])
186	return true;	256	return true;
187		257
188	switch (unicode)	258	switch (unicode)
189	{	259	{
190	case ZERO_WIDTH_CHAR:	260	case ZERO_WIDTH_CHAR:
…		…
202	void	272	void
203	rxvt_font_default::draw (int x, int y,	273	rxvt_font_default::draw (int x, int y,
204	const text_t *text, int len,	274	const text_t *text, int len,
205	int fg, int bg)	275	int fg, int bg)
206	{	276	{
207	clear_rect (x, y, R->TermWin.fwidth * len, R->TermWin.fheight, bg);	277	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
		278
		279	XSetForeground (DISPLAY, GC, r->PixColors[fg]);
208		280
209	while (len--)	281	while (len--)
210	{	282	{
		283	text_t t = *text++;
		284
		285	if (t >= 0x2500 & t <= 0x2580 && linedraw_cmds[t - 0x2500])
		286	{
		287	const char *p = linedraw_cmds[t - 0x2500];
		288
		289	int x0 = x, x1 = x + r->TermWin.fwidth / 2, x2 = x + r->TermWin.fwidth ;
		290	int y0 = y, y1 = y + r->TermWin.fheight / 2, y2 = y + r->TermWin.fheight;
		291
		292	XGCValues gcv;
		293
		294	while (*p)
		295	{
		296	switch (*p++)
		297	{
		298	case '1':
		299	gcv.line_width = 0;
		300	XChangeGC (DISPLAY, GC, GCLineWidth, &gcv);
		301	break;
		302
		303	case '2':
		304	gcv.line_width = 2;
		305	XChangeGC (DISPLAY, GC, GCLineWidth, &gcv);
		306	break;
		307
		308	case 'h': XDrawLine (DISPLAY, DRAWABLE, GC, x0, y1, x1, y1); break;
		309	case 'H': XDrawLine (DISPLAY, DRAWABLE, GC, x1, y1, x2, y1); break;
		310	case 'v': XDrawLine (DISPLAY, DRAWABLE, GC, x1, y0, x1, y1); break;
		311	case 'V': XDrawLine (DISPLAY, DRAWABLE, GC, x1, y1, x1, y2); break;
		312	case 'a': XDrawLine (DISPLAY, DRAWABLE, GC, x0, y2, x2, y0); break;
		313	case 'b': XDrawLine (DISPLAY, DRAWABLE, GC, x0, y0, x2, y2); break;
		314	}
		315	}
		316
		317	gcv.line_width = 0;
		318	XChangeGC (DISPLAY, GC, GCLineWidth, &gcv);
		319	}
		320	else
211	switch (*text++)	321	switch (*text++)
212	{	322	{
213	case NOCHAR:	323	case NOCHAR:
214	case ZERO_WIDTH_CHAR:	324	case ZERO_WIDTH_CHAR:
215	break;	325	break;
216	default:	326	default:
217	XSetForeground (DISPLAY, GC, R->PixColors[fg]);
218	XDrawRectangle (DISPLAY, DRAWABLE, GC, x + 2, y + 2, R->TermWin.fwidth - 5, R->TermWin.fheight - 5);	327	XDrawRectangle (DISPLAY, DRAWABLE, GC, x + 2, y + 2, r->TermWin.fwidth - 5, r->TermWin.fheight - 5);
219	}	328	}
220		329
221	x += R->TermWin.fwidth;	330	x += r->TermWin.fwidth;
222	}	331	}
223	}	332	}
224		333
225	/////////////////////////////////////////////////////////////////////////////	334	/////////////////////////////////////////////////////////////////////////////
226		335
227	struct rxvt_font_x11 : rxvt_font {	336	struct rxvt_font_x11 : rxvt_font {
228	rxvt_font_x11 () { f = 0; }	337	rxvt_font_x11 () { f = 0; }
229		338
230	void clear ();	339	void clear ();
231		340
232	bool load (int maxheight);	341	rxvt_fontprop properties ();
		342	rxvt_fontprop properties (XFontStruct *f);
		343
		344	bool load (const rxvt_fontprop &prop);
233		345
234	bool has_codepoint (uint32_t unicode);	346	bool has_codepoint (uint32_t unicode);
235		347
236	void draw (int x, int y,	348	void draw (int x, int y,
237	const text_t *text, int len,	349	const text_t *text, int len,
…		…
239		351
240	XFontStruct *f;	352	XFontStruct *f;
241	codeset cs;	353	codeset cs;
242	bool enc2b, encm;	354	bool enc2b, encm;
243		355
244	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;
245	};	357	};
246		358
247	const char *	359	const char *
248	rxvt_font_x11::get_property (const char property, const char repl) const	360	rxvt_font_x11::get_property (XFontStruct f, const char property, const char *repl) const
249	{	361	{
250	unsigned long value;	362	unsigned long value;
251		363
252	if (XGetFontProperty (f, XInternAtom (DISPLAY, property, 0), &value))	364	if (XGetFontProperty (f, XInternAtom (DISPLAY, property, 0), &value))
253	return XGetAtomName (DISPLAY, value);	365	return XGetAtomName (DISPLAY, value);
254	else	366	else
255	return repl;	367	return repl;
256	}	368	}
257		369
		370	rxvt_fontprop
		371	rxvt_font_x11::properties ()
		372	{
		373	return properties (f);
		374	}
		375
		376	rxvt_fontprop
		377	rxvt_font_x11::properties (XFontStruct *f)
		378	{
		379	rxvt_fontprop p;
		380
		381	const char *weight = get_property (f, "WEIGHT_NAME", "medium");
		382	const char *slant = get_property (f, "SLANT", "r");
		383
		384	unsigned long avgwidth;
		385	p.width = XGetFontProperty (f, XInternAtom (DISPLAY, "AVERAGE_WIDTH", 0), &avgwidth)
		386	? avgwidth / 10
		387	: (height + 1) / 2;
		388	p.height = height;
		389	p.weight = weight == 'B' \|\| weight == 'b' ? rxvt_fontprop::bold : rxvt_fontprop::medium;
		390	p.slant = slant == 'r' \|\| slant == 'R' ? rxvt_fontprop::roman : rxvt_fontprop::italic;
		391
		392	return p;
		393	}
		394
258	bool	395	bool
259	rxvt_font_x11::load (int maxheight)	396	rxvt_font_x11::load (const rxvt_fontprop &prop)
260	{	397	{
261	clear ();	398	clear ();
		399
		400	char **list;
		401	int count;
		402	XFontStruct *info;
		403	list = XListFontsWithInfo (DISPLAY, name, 128, &count, &info);
		404
		405	if (!list)
		406	return false;
		407
		408	int bestdiff = 0x7fffffff;
		409	XFontStruct *best = 0;
		410	for (int i = 0; i < count; i++)
		411	{
		412	XFontStruct *f = info + i;
		413
		414	if (f->ascent + f->descent <= prop.height) // weed out too large fonts
		415	{
		416	rxvt_fontprop p = properties (f);
		417	int diff = (prop.height - f->ascent + f->descent) * 32
		418	+ abs (prop.weight - p.weight)
		419	+ abs (prop.slant - p.slant );
		420
		421	if (!best // compare against best found so far
		422	\|\| diff < bestdiff)
		423	{
		424	best = f;
		425	bestdiff = diff;
		426	}
		427	}
		428	}
		429
		430	if (!best)
		431	return false;
		432
		433	set_name (strdup (list[best - info]));
		434
		435	XFreeFontInfo (list, info, count);
262		436
263	f = XLoadQueryFont (DISPLAY, name);	437	f = XLoadQueryFont (DISPLAY, name);
264		438
265	if (!f)	439	if (!f)
266	return false;	440	return false;
267		441
268	unsigned long value;	442	unsigned long value;
269		443
270	const char *registry = get_property ("CHARSET_REGISTRY", 0);	444	const char *registry = get_property (f, "CHARSET_REGISTRY", 0);
271	const char *encoding = get_property ("CHARSET_ENCODING", 0);	445	const char *encoding = get_property (f, "CHARSET_ENCODING", 0);
272		446
273	if (registry && encoding)	447	if (registry && encoding)
274	{	448	{
275	char charset[64];	449	char charset[64];
276	snprintf (charset, 64, "%s-%s", registry, encoding);	450	snprintf (charset, 64, "%s-%s", registry, encoding);
277		451
278	cs = codeset_from_name (charset);	452	cs = codeset_from_name (charset);
279	}	453	}
280	else	454	else
281	{	455	{
282	const char *charset = get_property ("FONT", 0);	456	const char *charset = get_property (f, "FONT", 0);
283		457
284	if (!charset)	458	if (!charset)
285	charset = name;	459	charset = name;
286		460
287	int count = 13;	461	int count = 13;
…		…
300		474
301	ascent = f->ascent;	475	ascent = f->ascent;
302	descent = f->descent;	476	descent = f->descent;
303	height = ascent + descent;	477	height = ascent + descent;
304		478
305	prop = false;	479	slow = false;
306		480
307	if (f->min_bounds.width == f->max_bounds.width)	481	if (f->min_bounds.width == f->max_bounds.width)
308	width = f->min_bounds.width;	482	width = f->min_bounds.width;
309	else if (f->per_char == NULL)	483	else if (f->per_char == NULL)
310	width = f->max_bounds.width;	484	width = f->max_bounds.width;
311	else	485	else
312	{	486	{
313	prop = true;	487	slow = true;
314		488
315	int N = f->max_char_or_byte2 - f->min_char_or_byte2;	489	int N = f->max_char_or_byte2 - f->min_char_or_byte2;
316		490
317	if (encm)	491	if (encm)
318	N += (f->max_byte1 - f->min_byte1)	492	N += (f->max_byte1 - f->min_byte1)
…		…
403	// this looks like a mess /.	577	// this looks like a mess /.
404	// and it is a mess /.	578	// and it is a mess /.
405	// yet we are trying to be perfect /.	579	// yet we are trying to be perfect /.
406	// but the result still isn't perfect /.	580	// but the result still isn't perfect /.
407		581
408	bool slow = prop	582	bool slow = this->slow
409	\|\| width != R->TermWin.fwidth	583	\|\| width != r->TermWin.fwidth
410	\|\| height != R->TermWin.fheight;	584	\|\| height != r->TermWin.fheight;
411		585
412	int base = R->TermWin.fbase;	586	int base = r->TermWin.fbase;
413		587
414	XGCValues v;	588	XGCValues v;
415	v.foreground = R->PixColors[fg];	589	v.foreground = r->PixColors[fg];
416	v.background = R->PixColors[bg];	590	v.background = r->PixColors[bg];
417	v.font = f->fid;	591	v.font = f->fid;
418		592
419	if (enc2b)	593	if (enc2b)
420	{	594	{
421	const XChar2b *xc = enc_xchar2b (text, len, cs, slow);	595	const XChar2b *xc = enc_xchar2b (text, len, cs, slow);
…		…
425	XChangeGC (DISPLAY, GC, GCForeground \| GCBackground \| GCFont, &v);	599	XChangeGC (DISPLAY, GC, GCForeground \| GCBackground \| GCFont, &v);
426	XDrawImageString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, len);	600	XDrawImageString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, len);
427	}	601	}
428	else	602	else
429	{	603	{
430	clear_rect (x, y, R->TermWin.fwidth * len, R->TermWin.fheight, bg);	604	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
431		605
432	XChangeGC (DISPLAY, GC, GCForeground \| GCFont, &v);	606	XChangeGC (DISPLAY, GC, GCForeground \| GCFont, &v);
433		607
434	if (slow)	608	if (slow)
435	{	609	{
436	do	610	do
437	{	611	{
438	if (xc->byte1 \|\| xc->byte2)	612	if (xc->byte1 \|\| xc->byte2)
439	XDrawString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, 1);	613	XDrawString16 (DISPLAY, DRAWABLE, GC, x, y + base, xc, 1);
440		614
441	x += R->TermWin.fwidth;	615	x += r->TermWin.fwidth;
442	xc++; len--;	616	xc++; len--;
443	}	617	}
444	while (len);	618	while (len);
445	}	619	}
446	else	620	else
…		…
456	XChangeGC (DISPLAY, GC, GCForeground \| GCBackground \| GCFont, &v);	630	XChangeGC (DISPLAY, GC, GCForeground \| GCBackground \| GCFont, &v);
457	XDrawImageString (DISPLAY, DRAWABLE, GC, x, y + base, xc, len);	631	XDrawImageString (DISPLAY, DRAWABLE, GC, x, y + base, xc, len);
458	}	632	}
459	else	633	else
460	{	634	{
461	clear_rect (x, y, R->TermWin.fwidth * len, R->TermWin.fheight, bg);	635	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
462		636
463	XChangeGC (DISPLAY, GC, GCForeground \| GCFont, &v);	637	XChangeGC (DISPLAY, GC, GCForeground \| GCFont, &v);
464		638
465	if (slow)	639	if (slow)
466	{	640	{
467	do	641	do
468	{	642	{
469	if (*xc)	643	if (*xc)
470	XDrawString (DISPLAY, DRAWABLE, GC, x, y + base, xc, 1);	644	XDrawString (DISPLAY, DRAWABLE, GC, x, y + base, xc, 1);
471		645
472	x += R->TermWin.fwidth;	646	x += r->TermWin.fwidth;
473	xc++; len--;	647	xc++; len--;
474	}	648	}
475	while (len);	649	while (len);
476	}	650	}
477	else	651	else
…		…
488	//#define SWATHBITS (UNIBITS / 2 + 3) // minimum size for "full" tables	662	//#define SWATHBITS (UNIBITS / 2 + 3) // minimum size for "full" tables
489	#define SWATHBITS 8	663	#define SWATHBITS 8
490	#endif	664	#endif
491		665
492	struct rxvt_font_xft : rxvt_font {	666	struct rxvt_font_xft : rxvt_font {
493	#if 0
494	enum {
495	SWATHCOUNT = 1 << (21 - UNIBITS),
496	SWATHSIZE = 1 << (SWATHBITS - 5)
497	};
498	typedef uint32_t swath[SWATHSIZE];
499
500	swath *cvr[SWATHCOUNT];
501	#endif
502
503	#if 0
504	void gen_coverage_swath (unsigned int page);
505
506	bool has_char (uint32_t ch)
507	{
508	unsigned int page = ch >> SWATHBITS;
509	unsigned int idx = ch & ((1 << SWATHBITS) - 1);
510
511	if (page >= SWATHCOUNT)
512	return false;
513
514	if (!cvr[page]) gen_coverage_swath (page);
515
516	return cvr[page][idx >> 5] & (1 << (idx & 31));
517	}
518	#endif
519	rxvt_font_xft () { f = 0; d = 0; }	667	rxvt_font_xft () { f = 0; d = 0; }
520		668
521	void clear ();	669	void clear ();
522		670
523	bool load (int maxheight);	671	rxvt_fontprop properties ();
		672
		673	bool load (const rxvt_fontprop &prop);
524		674
525	void draw (int x, int y,	675	void draw (int x, int y,
526	const text_t *text, int len,	676	const text_t *text, int len,
527	int fg, int bg);	677	int fg, int bg);
528		678
529	bool has_codepoint (uint32_t unicode);	679	bool has_codepoint (uint32_t unicode);
530		680
531	protected:	681	protected:
532	XftFont *f;	682	XftFont *f;
533	XftDraw *d;	683	XftDraw *d;
534
535	#if 0
536	virtual void populate_coverage_swath (uint32_t lo, uint32_t hi) = 0;
537	void set_swath (uint32_t ch)
538	{
539	cvr[ch >> SWATHBITS] \|= 1 << (ch & ((1 << SWATHBITS) - 1));
540	}
541	#endif
542	};	684	};
543		685
544	void	686	void
545	rxvt_font_xft::clear ()	687	rxvt_font_xft::clear ()
546	{	688	{
547	if (f)	689	if (f)
548	{	690	{
549	XftFontClose (R->Xdisplay, f);	691	XftFontClose (DISPLAY, f);
550	f = 0;	692	f = 0;
551	}	693	}
552		694
553	if (d)	695	if (d)
554	{	696	{
555	XftDrawDestroy (d);	697	XftDrawDestroy (d);
556	d = 0;	698	d = 0;
557	}	699	}
		700	}
558		701
559	#if 0	702	rxvt_fontprop
560	for (int i = 0; i < SWATHCOUNT; i++)	703	rxvt_font_xft::properties ()
561	delete cvr[i];	704	{
562	#endif	705	rxvt_fontprop p;
		706
		707	FT_Face face = XftLockFace (f);
		708
		709	p.width = width; p.height = height;
		710	p.weight = face->style_flags & FT_STYLE_FLAG_BOLD ? rxvt_fontprop::bold : rxvt_fontprop::medium;
		711	p.slant = face->style_flags & FT_STYLE_FLAG_ITALIC ? rxvt_fontprop::italic : rxvt_fontprop::roman;
		712
		713	XftUnlockFace (f);
		714
		715	return p;
563	}	716	}
564		717
565	bool	718	bool
566	rxvt_font_xft::load (int maxheight)	719	rxvt_font_xft::load (const rxvt_fontprop &prop)
567	{	720	{
568	#if 0	721	#if 0
569	for (int i = 0; i < SWATHCOUNT; i++)	722	for (int i = 0; i < SWATHCOUNT; i++)
570	cvr[i] = 0;	723	cvr[i] = 0;
571	#endif	724	#endif
572		725
573	clear ();	726	clear ();
574		727
575	f = XftFontOpenName (R->Xdisplay, DefaultScreen (R->Xdisplay), name);	728	FcPattern p = FcNameParse ((FcChar8 ) name);
		729
		730	if (!p)
		731	return false;
		732
		733	FcValue v;
		734
		735	if (FcPatternGet (p, FC_WEIGHT, 0, &v) != FcResultMatch)
		736	FcPatternAddInteger (p, FC_WEIGHT, prop.weight);
		737
		738	if (FcPatternGet (p, FC_SLANT, 0, &v) != FcResultMatch)
		739	FcPatternAddInteger (p, FC_SLANT, prop.slant);
		740
		741	// clip width, we can't do better, or can we?
		742	if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch)
		743	FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width);
		744
		745	//FcPatternAddBool (p, FC_MINSPACE, 1);
		746
		747	XftResult result;
		748	FcPattern *match = XftFontMatch (DISPLAY, DefaultScreen (DISPLAY), p, &result);
		749
		750	FcPatternDestroy (p);
		751
		752	if (!match)
		753	return false;
		754
		755	f = XftFontOpenPattern (DISPLAY, match);
576		756
577	if (!f)	757	if (!f)
		758	{
		759	FcPatternDestroy (match);
578	return false;	760	return false;
		761	}
579		762
580	FT_Face face = XftLockFace (f);	763	FT_Face face = XftLockFace (f);
581		764
582	prop = !FT_IS_FIXED_WIDTH (face);	765	slow = !FT_IS_FIXED_WIDTH (face);
583		766
584	int ftheight = 0;	767	int ftheight = 0;
585		768
586	for (;;)	769	for (;;)
587	{	770	{
588	XGlyphInfo g1, g2;	771	XGlyphInfo g1, g2;
589	FcChar8 c;	772	FcChar8 c;
590		773
591	c = 'i'; XftTextExtents8 (R->Xdisplay, f, &c, 1, &g1);	774	c = 'i'; XftTextExtents8 (DISPLAY, f, &c, 1, &g1);
592	c = 'W'; XftTextExtents8 (R->Xdisplay, f, &c, 1, &g2);	775	c = 'W'; XftTextExtents8 (DISPLAY, f, &c, 1, &g2);
593		776
594	prop = prop \|\| g1.xOff != g2.xOff; // don't simply trust the font	777	if (g1.xOff != g2.xOff) // don't simply trust the font
		778	slow = true;
595		779
596	width = g2.xOff;	780	width = g2.xOff;
597	ascent = (face->size->metrics.ascender + 63) >> 6;	781	ascent = (face->size->metrics.ascender + 63) >> 6;
598	descent = (-face->size->metrics.descender + 63) >> 6;	782	descent = (-face->size->metrics.descender + 63) >> 6;
599	height = ascent + descent;	783	height = ascent + descent;
600		784
601	if (height <= maxheight \|\| !maxheight)	785	if (height <= prop.height \|\| !prop.height)
602	break;	786	break;
603		787
604	if (ftheight)	788	if (ftheight)
605	{	789	{
606	// take smaller steps near the end	790	// take smaller steps near the end
607	if (height > maxheight + 1) ftheight++;	791	if (height > prop.height + 1) ftheight++;
608	if (height > maxheight + 2) ftheight++;	792	if (height > prop.height + 2) ftheight++;
609	if (height > maxheight + 3) ftheight++;	793	if (height > prop.height + 3) ftheight++;
610		794
611	FT_Set_Pixel_Sizes (face, 0, ftheight -= height - maxheight);	795	FT_Set_Pixel_Sizes (face, 0, ftheight -= height - prop.height);
612	}	796	}
613	else	797	else
614	FT_Set_Pixel_Sizes (face, 0, ftheight = maxheight);	798	FT_Set_Pixel_Sizes (face, 0, ftheight = prop.height);
615	}	799	}
616		800
617	XftUnlockFace (f);	801	XftUnlockFace (f);
618		802
619	return true;	803	return true;
620	}	804	}
621
622	#if 0
623	void rxvt_font::gen_coverage_swath (unsigned int page)
624	{
625	cvr[page] = new swath;
626
627	for (int i = 0; i < SWATHSIZE; i++)
628	cvr[page][i] = 0;
629
630	populate_coverage_swath (cvr[page], page << SWATHBITS, ((page + 1) << SWATHBITS) - 1);
631	}
632	#endif
633		805
634	bool	806	bool
635	rxvt_font_xft::has_codepoint (uint32_t unicode)	807	rxvt_font_xft::has_codepoint (uint32_t unicode)
636	{	808	{
637	return XftCharExists (R->Xdisplay, f, unicode);	809	return XftCharExists (DISPLAY, f, unicode);
638	}	810	}
639		811
640	void	812	void
641	rxvt_font_xft::draw (int x, int y,	813	rxvt_font_xft::draw (int x, int y,
642	const text_t *text, int len,	814	const text_t *text, int len,
643	int fg, int bg)	815	int fg, int bg)
644	{	816	{
645	if (!d)	817	if (!d)
		818	{
		819	dR;
646	d = XftDrawCreate (R->Xdisplay, DRAWABLE, XVISUAL, XCMAP);	820	d = XftDrawCreate (DISPLAY, DRAWABLE, XVISUAL, XCMAP);
		821	}
647		822
648	if (bg >= 0 && bg != Color_bg)	823	if (bg >= 0 && bg != Color_bg)
649	XftDrawRect (d, &R->PixColors[bg].c, x, y, R->TermWin.fwidth * len, R->TermWin.fheight);	824	XftDrawRect (d, &r->PixColors[bg].c, x, y, r->TermWin.fwidth * len, r->TermWin.fheight);
650	else	825	else
651	clear_rect (x, y, R->TermWin.fwidth * len, R->TermWin.fheight, bg);	826	clear_rect (x, y, r->TermWin.fwidth * len, r->TermWin.fheight, bg);
652		827
653	if (!prop && width == R->TermWin.fwidth)	828	if (!slow && width == r->TermWin.fwidth)
654	{	829	{
655	if (sizeof (text_t) == sizeof (FcChar16))	830	if (sizeof (text_t) == sizeof (FcChar16))
656	XftDrawString16 (d, &R->PixColors[fg].c, f, x, y + R->TermWin.fbase, (const FcChar16 *)text, len);	831	XftDrawString16 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, len);
657	else	832	else
658	XftDrawString32 (d, &R->PixColors[fg].c, f, x, y + R->TermWin.fbase, (const FcChar32 *)text, len);	833	XftDrawString32 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, len);
659	}	834	}
660	else	835	else
661	{	836	{
662	while (len)	837	while (len)
663	{	838	{
664	if (text != NOCHAR && text != ' ')	839	if (text != NOCHAR && text != ' ')
665	{	840	{
666	if (sizeof (text_t) == sizeof (FcChar16))	841	if (sizeof (text_t) == sizeof (FcChar16))
667	XftDrawString16 (d, &R->PixColors[fg].c, f, x, y + R->TermWin.fbase, (const FcChar16 *)text, 1);	842	XftDrawString16 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar16 *)text, 1);
668	else	843	else
669	XftDrawString32 (d, &R->PixColors[fg].c, f, x, y + R->TermWin.fbase, (const FcChar32 *)text, 1);	844	XftDrawString32 (d, &r->PixColors[fg].c, f, x, y + r->TermWin.fbase, (const FcChar32 *)text, 1);
670	}	845	}
671		846
672	x += R->TermWin.fwidth;	847	x += r->TermWin.fwidth;
673	text++;	848	text++;
674	len--;	849	len--;
675	}	850	}
676	}	851	}
677	}	852	}
678	#endif	853	#endif
679		854
680	/////////////////////////////////////////////////////////////////////////////	855	/////////////////////////////////////////////////////////////////////////////
681		856
682	rxvt_fontset::rxvt_fontset (pR)	857	rxvt_fontset::rxvt_fontset (rxvt_t r)
683	#ifdef EXPLICIT_CONTEXT	858	#ifdef EXPLICIT_CONTEXT
684	: rxvt_term(R)	859	: r(r)
685	#endif	860	#endif
686	{	861	{
687	clear ();	862	clear ();
688	}	863	}
689		864
…		…
698	for (rxvt_font **i = fonts.begin (); i != fonts.end(); i++)	873	for (rxvt_font **i = fonts.begin (); i != fonts.end(); i++)
699	FONT_UNREF (*i);	874	FONT_UNREF (*i);
700		875
701	fonts.clear ();	876	fonts.clear ();
702	base_id = 0;	877	base_id = 0;
703	height = 0x7fffffff;	878	base_prop.height = 0x7fffffff;
		879	base_prop.weight = rxvt_fontprop::medium;
		880	base_prop.slant = rxvt_fontprop::roman;
704		881
705	fallback = fallback_fonts;	882	fallback = fallback_fonts;
706	}	883	}
707		884
708	rxvt_font *	885	rxvt_font *
…		…
728	f = new rxvt_font_x11;	905	f = new rxvt_font_x11;
729	}	906	}
730	else	907	else
731	f = new rxvt_font_x11;	908	f = new rxvt_font_x11;
732		909
733	f->set_term (aR);	910	f->set_term (r);
734	f->set_name (strdup (name));	911	f->set_name (strdup (name));
735		912
736	f->cs = cs;	913	f->cs = cs;
737	f->loaded = false;	914	f->loaded = false;
738		915
…		…
793	rxvt_fontset::realize_font (int i)	970	rxvt_fontset::realize_font (int i)
794	{	971	{
795	if (fonts[i]->loaded)	972	if (fonts[i]->loaded)
796	return true;	973	return true;
797		974
798	if (fonts[i]->load (height))
799	return fonts[i]->loaded = true;	975	fonts[i]->loaded = true;
800		976
801	delete fonts[i];	977	if (!fonts[i]->load (base_prop))
802	fonts.erase (fonts.begin () + i);	978	{
803		979	fonts[i]->cs = CS_UNKNOWN;
804	return false;	980	return false;
		981	}
		982
		983	return true;
805	}	984	}
806		985
807	void	986	void
808	rxvt_fontset::populate (const char *desc)	987	rxvt_fontset::populate (const char *desc)
809	{	988	{
…		…
816		995
817	if (!base_id)	996	if (!base_id)
818	base_id = 1;	997	base_id = 1;
819		998
820	// we currently need a base-font, no matter what	999	// we currently need a base-font, no matter what
821	if (fonts.size () <= base_id)	1000	if (fonts.size () <= base_id \|\| !realize_font (base_id))
822	{	1001	{
823	add_fonts ("fixed");	1002	add_fonts ("fixed");
824	base_id = 1;	1003	base_id = fonts.size () - 1;
825	}	1004	}
826		1005
827	if (fonts.size () <= base_id \|\| !realize_font (base_id))	1006	if (fonts.size () <= base_id \|\| !realize_font (base_id))
828	{	1007	{
829	fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");	1008	fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");
830	exit (1);	1009	exit (1);
831	}	1010	}
832		1011
833	height = fonts[base_id]->height;	1012	base_prop = fonts[base_id]->properties ();
834
835	/add_fonts ("-efont-fixed-medium-r-normal--14------iso10646-1,"/
836	}	1013	}
837		1014
838	int	1015	int
839	rxvt_fontset::find_font (uint32_t unicode)	1016	rxvt_fontset::find_font (uint32_t unicode)
840	{	1017	{
…		…
846	{	1023	{
847	if (FROM_UNICODE (f->cs, unicode) == NOCHAR)	1024	if (FROM_UNICODE (f->cs, unicode) == NOCHAR)
848	goto next_font;	1025	goto next_font;
849		1026
850	if (!realize_font (i))	1027	if (!realize_font (i))
851	{
852	--i;
853	goto next_font;	1028	goto next_font;
854	}	1029	}
855		1030
856	//printf ("added font %s for %04lx\n", f->name, unicode);
857	}
858
859	if (f->has_codepoint (unicode))	1031	if (f->cs != CS_UNKNOWN && f->has_codepoint (unicode))
860	return i;	1032	return i;
861		1033
862	next_font:	1034	next_font:
863	if (i == fonts.size () - 1 && fallback->name)	1035	if (i == fonts.size () - 1 && fallback->name)
864	{	1036	{
865	fonts.push_back (new_font (fallback->name, fallback->cs));	1037	fonts.push_back (new_font (fallback->name, fallback->cs));
866	fallback++;	1038	fallback++;
		1039	i = 0;
867	}	1040	}
868	}	1041	}
869		1042
870	return 0; /* we must return SOME font */	1043	return 0; /* we must return SOME font */
871	}	1044	}

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Comparing rxvt-unicode/src/defaultfont.C (file contents): Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs. Revision 1.10 by pcg, Wed Dec 24 09:07:01 2003 UTC

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Comparing rxvt-unicode/src/defaultfont.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.10 by pcg, Wed Dec 24 09:07:01 2003 UTC