xref: /dragonfly/usr.bin/window/tth19.c (revision 73e0051e)
1 /*	$NetBSD: tth19.c,v 1.7 2009/04/14 08:50:06 lukem Exp $	*/
2 
3 /*
4  * Copyright (c) 1983, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * Edward Wang at The University of California, Berkeley.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. Neither the name of the University nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34 
35 #include <sys/cdefs.h>
36 #ifndef lint
37 #if 0
38 static char sccsid[] = "@(#)tth19.c	8.1 (Berkeley) 6/6/93";
39 #else
40 __RCSID("$NetBSD: tth19.c,v 1.7 2009/04/14 08:50:06 lukem Exp $");
41 #endif
42 #endif /* not lint */
43 
44 #include "ww.h"
45 #include "tt.h"
46 #include "char.h"
47 
48 /*
49 kb|h19|heath|h19-b|h19b|heathkit|heath-19|z19|zenith:
50 	cr=^M:nl=^J:bl=^G:al=1*\EL:am:le=^H:bs:cd=\EJ:ce=\EK:
51 	cl=\EE:cm=\EY%+ %+ :co#80:dc=\EN:dl=1*\EM:do=\EB:
52 	ei=\EO:ho=\EH:im=\E@:li#24:mi:nd=\EC:as=\EF:ae=\EG:ms:
53 	ta=^I:pt:sr=\EI:se=\Eq:so=\Ep:up=\EA:vs=\Ex4:ve=\Ey4:
54 	kb=^h:ku=\EA:kd=\EB:kl=\ED:kr=\EC:kh=\EH:
55 	kn#8:k1=\ES:k2=\ET:k3=\EU:k4=\EV:k5=\EW:
56 	l6=blue:l7=red:l8=white:k6=\EP:k7=\EQ:k8=\ER:
57 	es:hs:ts=\Ej\Ex5\Ex1\EY8%+ \Eo:fs=\Ek\Ey5:ds=\Ey1:
58 */
59 
60 #define NCOL	80
61 #define NROW	24
62 
63 #define G (WWM_GRP << WWC_MSHIFT)
64 short h19_frame[16] = {
65 	' ',	'`'|G,	'a'|G,	'e'|G,
66 	'`'|G,	'`'|G,	'f'|G,	'v'|G,
67 	'a'|G,	'd'|G,	'a'|G,	'u'|G,
68 	'c'|G,	't'|G,	's'|G,	'b'|G
69 };
70 
71 extern struct tt_str *gen_VS;
72 extern struct tt_str *gen_VE;
73 
74 int h19_msp10c;
75 
76 #define PAD(ms10) { \
77 	int i; \
78 	for (i = ((ms10) + 5) / h19_msp10c; --i >= 0;) \
79 		ttputc('\0'); \
80 }
81 #define ICPAD() PAD((NCOL - tt.tt_col) * 1)	/* 0.1 ms per char */
82 #define ILPAD() PAD((NROW - tt.tt_row) * 10)	/* 1 ms per char */
83 
84 #define H19_SETINSERT(m) ttesc((tt.tt_insert = (m)) ? '@' : 'O')
85 
86 void	h19_clear(void);
87 void	h19_clreol(void);
88 void	h19_clreos(void);
89 void	h19_delchar(int);
90 void	h19_delline(int);
91 void	h19_end(void);
92 void	h19_inschar(char);
93 void	h19_insline(int);
94 void	h19_move(int, int);
95 void	h19_putc(char);
96 void	h19_scroll_up(int);
97 void	h19_scroll_down(int);
98 void	h19_setmodes(int);
99 void	h19_start(void);
100 void	h19_write(const char *, int);
101 
102 void
103 h19_setmodes(int new)
104 {
105 	int diff;
106 
107 	diff = new ^ tt.tt_modes;
108 	if (diff & WWM_REV)
109 		ttesc(new & WWM_REV ? 'p' : 'q');
110 	if (diff & WWM_GRP)
111 		ttesc(new & WWM_REV ? 'F' : 'G');
112 	tt.tt_modes = new;
113 }
114 
115 void
116 h19_insline(int n)
117 {
118 	while (--n >= 0) {
119 		ttesc('L');
120 		ILPAD();
121 	}
122 }
123 
124 void
125 h19_delline(int n)
126 {
127 	while (--n >= 0) {
128 		ttesc('M');
129 		ILPAD();
130 	}
131 }
132 
133 void
134 h19_putc(char c)
135 {
136 	if (tt.tt_nmodes != tt.tt_modes)
137 		(*tt.tt_setmodes)(tt.tt_nmodes);
138 	if (tt.tt_insert)
139 		H19_SETINSERT(0);
140 	ttputc(c);
141 	if (++tt.tt_col == NCOL)
142 		tt.tt_col = NCOL - 1;
143 }
144 
145 void
146 h19_write(const char *p, int n)
147 {
148 	if (tt.tt_nmodes != tt.tt_modes)
149 		(*tt.tt_setmodes)(tt.tt_nmodes);
150 	if (tt.tt_insert)
151 		H19_SETINSERT(0);
152 	ttwrite(p, n);
153 	tt.tt_col += n;
154 	if (tt.tt_col == NCOL)
155 		tt.tt_col = NCOL - 1;
156 }
157 
158 void
159 h19_move(int row, int col)
160 {
161 	if (tt.tt_row == row) {
162 		if (tt.tt_col == col)
163 			return;
164 		if (col == 0) {
165 			ttctrl('m');
166 			goto out;
167 		}
168 		if (tt.tt_col == col - 1) {
169 			ttesc('C');
170 			goto out;
171 		}
172 		if (tt.tt_col == col + 1) {
173 			ttctrl('h');
174 			goto out;
175 		}
176 	}
177 	if (tt.tt_col == col) {
178 		if (tt.tt_row == row + 1) {
179 			ttesc('A');
180 			goto out;
181 		}
182 		if (tt.tt_row == row - 1) {
183 			ttctrl('j');
184 			goto out;
185 		}
186 	}
187 	if (col == 0 && row == 0) {
188 		ttesc('H');
189 		goto out;
190 	}
191 	ttesc('Y');
192 	ttputc(' ' + row);
193 	ttputc(' ' + col);
194 out:
195 	tt.tt_col = col;
196 	tt.tt_row = row;
197 }
198 
199 void
200 h19_start(void)
201 {
202 	if (gen_VS)
203 		ttxputs(gen_VS);
204 	ttesc('w');
205 	ttesc('E');
206 	tt.tt_col = tt.tt_row = 0;
207 	tt.tt_insert = 0;
208 	tt.tt_nmodes = tt.tt_modes = 0;
209 }
210 
211 void
212 h19_end(void)
213 {
214 	if (tt.tt_insert)
215 		H19_SETINSERT(0);
216 	if (gen_VE)
217 		ttxputs(gen_VE);
218 	ttesc('v');
219 }
220 
221 void
222 h19_clreol(void)
223 {
224 	ttesc('K');
225 }
226 
227 void
228 h19_clreos(void)
229 {
230 	ttesc('J');
231 }
232 
233 void
234 h19_clear(void)
235 {
236 	ttesc('E');
237 }
238 
239 void
240 h19_inschar(char c)
241 {
242 	if (tt.tt_nmodes != tt.tt_modes)
243 		(*tt.tt_setmodes)(tt.tt_nmodes);
244 	if (!tt.tt_insert)
245 		H19_SETINSERT(1);
246 	ttputc(c);
247 	if (tt.tt_insert)
248 		ICPAD();
249 	if (++tt.tt_col == NCOL)
250 		tt.tt_col = NCOL - 1;
251 }
252 
253 void
254 h19_delchar(int n)
255 {
256 	while (--n >= 0)
257 		ttesc('N');
258 }
259 
260 void
261 h19_scroll_down(int n)
262 {
263 	h19_move(NROW - 1, 0);
264 	while (--n >= 0)
265 		ttctrl('j');
266 }
267 
268 void
269 h19_scroll_up(int n)
270 {
271 	h19_move(0, 0);
272 	while (--n >= 0)
273 		ttesc('I');
274 }
275 
276 int
277 tt_h19(void)
278 {
279 	float cpms = (float) wwbaud / 10000;	/* char per ms */
280 
281 	h19_msp10c = 10 / cpms;			/* ms per 10 char */
282 	gen_VS = ttxgetstr("vs");
283 	gen_VE = ttxgetstr("ve");
284 
285 	tt.tt_start = h19_start;
286 	tt.tt_end = h19_end;
287 
288 	tt.tt_insline = h19_insline;
289 	tt.tt_delline = h19_delline;
290 	tt.tt_inschar = h19_inschar;
291 	tt.tt_delchar = h19_delchar;
292 	tt.tt_clreol = h19_clreol;
293 	tt.tt_clreos = h19_clreos;
294 	tt.tt_clear = h19_clear;
295 	tt.tt_move = h19_move;
296 	tt.tt_write = h19_write;
297 	tt.tt_putc = h19_putc;
298 	tt.tt_scroll_down = h19_scroll_down;
299 	tt.tt_scroll_up = h19_scroll_up;
300 	tt.tt_setmodes = h19_setmodes;
301 
302 	tt.tt_ncol = NCOL;
303 	tt.tt_nrow = NROW;
304 	tt.tt_availmodes = WWM_REV|WWM_GRP;
305 	tt.tt_frame = h19_frame;
306 	return 0;
307 }
308