xref: /dragonfly/usr.bin/window/tth19.c (revision 1de703da)
1 /*
2  * Copyright (c) 1983, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Edward Wang at The University of California, Berkeley.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by the University of
19  *	California, Berkeley and its contributors.
20  * 4. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  * @(#)tth19.c	8.1 (Berkeley) 6/6/93
37  * $FreeBSD: src/usr.bin/window/tth19.c,v 1.1.1.1.14.1 2001/05/17 09:45:01 obrien Exp $
38  * $DragonFly: src/usr.bin/window/tth19.c,v 1.2 2003/06/17 04:29:34 dillon Exp $
39  */
40 
41 #include "ww.h"
42 #include "tt.h"
43 #include "char.h"
44 
45 /*
46 kb|h19|heath|h19-b|h19b|heathkit|heath-19|z19|zenith:
47 	cr=^M:nl=^J:bl=^G:al=1*\EL:am:le=^H:bs:cd=\EJ:ce=\EK:
48 	cl=\EE:cm=\EY%+ %+ :co#80:dc=\EN:dl=1*\EM:do=\EB:
49 	ei=\EO:ho=\EH:im=\E@:li#24:mi:nd=\EC:as=\EF:ae=\EG:ms:
50 	ta=^I:pt:sr=\EI:se=\Eq:so=\Ep:up=\EA:vs=\Ex4:ve=\Ey4:
51 	kb=^h:ku=\EA:kd=\EB:kl=\ED:kr=\EC:kh=\EH:
52 	kn#8:k1=\ES:k2=\ET:k3=\EU:k4=\EV:k5=\EW:
53 	l6=blue:l7=red:l8=white:k6=\EP:k7=\EQ:k8=\ER:
54 	es:hs:ts=\Ej\Ex5\Ex1\EY8%+ \Eo:fs=\Ek\Ey5:ds=\Ey1:
55 */
56 
57 #define NCOL	80
58 #define NROW	24
59 
60 #define G (WWM_GRP << WWC_MSHIFT)
61 short h19_frame[16] = {
62 	' ',	'`'|G,	'a'|G,	'e'|G,
63 	'`'|G,	'`'|G,	'f'|G,	'v'|G,
64 	'a'|G,	'd'|G,	'a'|G,	'u'|G,
65 	'c'|G,	't'|G,	's'|G,	'b'|G
66 };
67 
68 extern struct tt_str *gen_VS;
69 extern struct tt_str *gen_VE;
70 
71 int h19_msp10c;
72 
73 #define PAD(ms10) { \
74 	register i; \
75 	for (i = ((ms10) + 5) / h19_msp10c; --i >= 0;) \
76 		ttputc('\0'); \
77 }
78 #define ICPAD() PAD((NCOL - tt.tt_col) * 1)	/* 0.1 ms per char */
79 #define ILPAD() PAD((NROW - tt.tt_row) * 10)	/* 1 ms per char */
80 
81 #define H19_SETINSERT(m) ttesc((tt.tt_insert = (m)) ? '@' : 'O')
82 
83 h19_setmodes(new)
84 register new;
85 {
86 	register diff;
87 
88 	diff = new ^ tt.tt_modes;
89 	if (diff & WWM_REV)
90 		ttesc(new & WWM_REV ? 'p' : 'q');
91 	if (diff & WWM_GRP)
92 		ttesc(new & WWM_REV ? 'F' : 'G');
93 	tt.tt_modes = new;
94 }
95 
96 h19_insline(n)
97 {
98 	while (--n >= 0) {
99 		ttesc('L');
100 		ILPAD();
101 	}
102 }
103 
104 h19_delline(n)
105 {
106 	while (--n >= 0) {
107 		ttesc('M');
108 		ILPAD();
109 	}
110 }
111 
112 h19_putc(c)
113 register char c;
114 {
115 	if (tt.tt_nmodes != tt.tt_modes)
116 		(*tt.tt_setmodes)(tt.tt_nmodes);
117 	if (tt.tt_insert)
118 		H19_SETINSERT(0);
119 	ttputc(c);
120 	if (++tt.tt_col == NCOL)
121 		tt.tt_col = NCOL - 1;
122 }
123 
124 h19_write(p, n)
125 register char *p;
126 register n;
127 {
128 	if (tt.tt_nmodes != tt.tt_modes)
129 		(*tt.tt_setmodes)(tt.tt_nmodes);
130 	if (tt.tt_insert)
131 		H19_SETINSERT(0);
132 	ttwrite(p, n);
133 	tt.tt_col += n;
134 	if (tt.tt_col == NCOL)
135 		tt.tt_col = NCOL - 1;
136 }
137 
138 h19_move(row, col)
139 register char row, col;
140 {
141 	if (tt.tt_row == row) {
142 		if (tt.tt_col == col)
143 			return;
144 		if (col == 0) {
145 			ttctrl('m');
146 			goto out;
147 		}
148 		if (tt.tt_col == col - 1) {
149 			ttesc('C');
150 			goto out;
151 		}
152 		if (tt.tt_col == col + 1) {
153 			ttctrl('h');
154 			goto out;
155 		}
156 	}
157 	if (tt.tt_col == col) {
158 		if (tt.tt_row == row + 1) {
159 			ttesc('A');
160 			goto out;
161 		}
162 		if (tt.tt_row == row - 1) {
163 			ttctrl('j');
164 			goto out;
165 		}
166 	}
167 	if (col == 0 && row == 0) {
168 		ttesc('H');
169 		goto out;
170 	}
171 	ttesc('Y');
172 	ttputc(' ' + row);
173 	ttputc(' ' + col);
174 out:
175 	tt.tt_col = col;
176 	tt.tt_row = row;
177 }
178 
179 h19_start()
180 {
181 	if (gen_VS)
182 		ttxputs(gen_VS);
183 	ttesc('w');
184 	ttesc('E');
185 	tt.tt_col = tt.tt_row = 0;
186 	tt.tt_insert = 0;
187 	tt.tt_nmodes = tt.tt_modes = 0;
188 }
189 
190 h19_end()
191 {
192 	if (tt.tt_insert)
193 		H19_SETINSERT(0);
194 	if (gen_VE)
195 		ttxputs(gen_VE);
196 	ttesc('v');
197 }
198 
199 h19_clreol()
200 {
201 	ttesc('K');
202 }
203 
204 h19_clreos()
205 {
206 	ttesc('J');
207 }
208 
209 h19_clear()
210 {
211 	ttesc('E');
212 }
213 
214 h19_inschar(c)
215 register char c;
216 {
217 	if (tt.tt_nmodes != tt.tt_modes)
218 		(*tt.tt_setmodes)(tt.tt_nmodes);
219 	if (!tt.tt_insert)
220 		H19_SETINSERT(1);
221 	ttputc(c);
222 	if (tt.tt_insert)
223 		ICPAD();
224 	if (++tt.tt_col == NCOL)
225 		tt.tt_col = NCOL - 1;
226 }
227 
228 h19_delchar(n)
229 {
230 	while (--n >= 0)
231 		ttesc('N');
232 }
233 
234 h19_scroll_down(n)
235 {
236 	h19_move(NROW - 1, 0);
237 	while (--n >= 0)
238 		ttctrl('j');
239 }
240 
241 h19_scroll_up(n)
242 {
243 	h19_move(0, 0);
244 	while (--n >= 0)
245 		ttesc('I');
246 }
247 
248 tt_h19()
249 {
250 	float cpms = (float) wwbaud / 10000;	/* char per ms */
251 
252 	h19_msp10c = 10 / cpms;			/* ms per 10 char */
253 	gen_VS = ttxgetstr("vs");
254 	gen_VE = ttxgetstr("ve");
255 
256 	tt.tt_start = h19_start;
257 	tt.tt_end = h19_end;
258 
259 	tt.tt_insline = h19_insline;
260 	tt.tt_delline = h19_delline;
261 	tt.tt_inschar = h19_inschar;
262 	tt.tt_delchar = h19_delchar;
263 	tt.tt_clreol = h19_clreol;
264 	tt.tt_clreos = h19_clreos;
265 	tt.tt_clear = h19_clear;
266 	tt.tt_move = h19_move;
267 	tt.tt_write = h19_write;
268 	tt.tt_putc = h19_putc;
269 	tt.tt_scroll_down = h19_scroll_down;
270 	tt.tt_scroll_up = h19_scroll_up;
271 	tt.tt_setmodes = h19_setmodes;
272 
273 	tt.tt_ncol = NCOL;
274 	tt.tt_nrow = NROW;
275 	tt.tt_availmodes = WWM_REV|WWM_GRP;
276 	tt.tt_frame = h19_frame;
277 	return 0;
278 }
279