1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright 1997 Sun Microsystems, Inc.  All rights reserved.
24*7c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate  */
26*7c478bd9Sstevel@tonic-gate 
27*7c478bd9Sstevel@tonic-gate /*	Copyright (c) 1988 AT&T	*/
28*7c478bd9Sstevel@tonic-gate /*	  All Rights Reserved	*/
29*7c478bd9Sstevel@tonic-gate 
30*7c478bd9Sstevel@tonic-gate /*
31*7c478bd9Sstevel@tonic-gate  * University Copyright- Copyright (c) 1982, 1986, 1988
32*7c478bd9Sstevel@tonic-gate  * The Regents of the University of California
33*7c478bd9Sstevel@tonic-gate  * All Rights Reserved
34*7c478bd9Sstevel@tonic-gate  *
35*7c478bd9Sstevel@tonic-gate  * University Acknowledgment- Portions of this document are derived from
36*7c478bd9Sstevel@tonic-gate  * software developed by the University of California, Berkeley, and its
37*7c478bd9Sstevel@tonic-gate  * contributors.
38*7c478bd9Sstevel@tonic-gate  */
39*7c478bd9Sstevel@tonic-gate 
40*7c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
41*7c478bd9Sstevel@tonic-gate 
42*7c478bd9Sstevel@tonic-gate /*LINTLIBRARY*/
43*7c478bd9Sstevel@tonic-gate 
44*7c478bd9Sstevel@tonic-gate #include <sys/types.h>
45*7c478bd9Sstevel@tonic-gate #include "curses_inc.h"
46*7c478bd9Sstevel@tonic-gate 
47*7c478bd9Sstevel@tonic-gate int
init_pair(short pair,short f,short b)48*7c478bd9Sstevel@tonic-gate init_pair(short pair, short f, short b)
49*7c478bd9Sstevel@tonic-gate {
50*7c478bd9Sstevel@tonic-gate 	_Color_pair *ptp;	/* pairs table pointer */
51*7c478bd9Sstevel@tonic-gate 
52*7c478bd9Sstevel@tonic-gate 	/* check the validity of arguments	*/
53*7c478bd9Sstevel@tonic-gate 
54*7c478bd9Sstevel@tonic-gate 	if (pair < 1 || pair >= COLOR_PAIRS ||
55*7c478bd9Sstevel@tonic-gate 	    f < 0 || b < 0 || f >= COLORS || b >= COLORS)
56*7c478bd9Sstevel@tonic-gate 		return (ERR);
57*7c478bd9Sstevel@tonic-gate 
58*7c478bd9Sstevel@tonic-gate 	ptp = cur_term->_pairs_tbl + pair;
59*7c478bd9Sstevel@tonic-gate 
60*7c478bd9Sstevel@tonic-gate 	/* update the pairs table (if no changes just return)   */
61*7c478bd9Sstevel@tonic-gate 
62*7c478bd9Sstevel@tonic-gate 	if (ptp->foreground == f && ptp->background == b)
63*7c478bd9Sstevel@tonic-gate 		return (OK);
64*7c478bd9Sstevel@tonic-gate 
65*7c478bd9Sstevel@tonic-gate 	ptp->foreground = f;
66*7c478bd9Sstevel@tonic-gate 	ptp->background = b;
67*7c478bd9Sstevel@tonic-gate 
68*7c478bd9Sstevel@tonic-gate 	/* if we are on terminal that cannot define color pairs (Tek)	*/
69*7c478bd9Sstevel@tonic-gate 	/* and "pair" was previously defined, go through the curscr	*/
70*7c478bd9Sstevel@tonic-gate 	/* and erase information from the color field at all positions	*/
71*7c478bd9Sstevel@tonic-gate 	/* that use that color pair (this way when refresh will be	*/
72*7c478bd9Sstevel@tonic-gate 	/* called next time, it will be forced to change the color at	*/
73*7c478bd9Sstevel@tonic-gate 	/* these positions						*/
74*7c478bd9Sstevel@tonic-gate 
75*7c478bd9Sstevel@tonic-gate 	if (!initialize_pair) {
76*7c478bd9Sstevel@tonic-gate 		if (ptp->init) {
77*7c478bd9Sstevel@tonic-gate 			short  i, j;
78*7c478bd9Sstevel@tonic-gate 			short  lin = curscr->_maxy;
79*7c478bd9Sstevel@tonic-gate 			chtype **y = curscr->_y;
80*7c478bd9Sstevel@tonic-gate 			bool change;
81*7c478bd9Sstevel@tonic-gate 			short top = -1;
82*7c478bd9Sstevel@tonic-gate 			short bottom = -1;
83*7c478bd9Sstevel@tonic-gate 			chtype new_pair = COLOR_PAIR(pair);
84*7c478bd9Sstevel@tonic-gate 
85*7c478bd9Sstevel@tonic-gate 		/* must use lin=curscr->_maxy rather then LINES, because */
86*7c478bd9Sstevel@tonic-gate 		/* LINES could have been decremented by ripoffline()	*/
87*7c478bd9Sstevel@tonic-gate 
88*7c478bd9Sstevel@tonic-gate 			for (i = 0; i < lin; i++) {
89*7c478bd9Sstevel@tonic-gate 				change = FALSE;
90*7c478bd9Sstevel@tonic-gate 				for (j = 0; j < COLS; j++) {
91*7c478bd9Sstevel@tonic-gate 					if ((y[i][j] & A_COLOR) == new_pair) {
92*7c478bd9Sstevel@tonic-gate 						y[i][j] &= ~A_COLOR;
93*7c478bd9Sstevel@tonic-gate 						change = TRUE;
94*7c478bd9Sstevel@tonic-gate 					}
95*7c478bd9Sstevel@tonic-gate 					if (change) {
96*7c478bd9Sstevel@tonic-gate 						(void) wtouchln(_virtscr,
97*7c478bd9Sstevel@tonic-gate 						    i, 1, -1);
98*7c478bd9Sstevel@tonic-gate 						if (top == -1)
99*7c478bd9Sstevel@tonic-gate 							top = i;
100*7c478bd9Sstevel@tonic-gate 						bottom = i;
101*7c478bd9Sstevel@tonic-gate 						curscr->_attrs &= ~A_COLOR;
102*7c478bd9Sstevel@tonic-gate 					}
103*7c478bd9Sstevel@tonic-gate 				}
104*7c478bd9Sstevel@tonic-gate 				if (top != -1) {
105*7c478bd9Sstevel@tonic-gate 					_VIRTTOP = top;
106*7c478bd9Sstevel@tonic-gate 					_VIRTBOT = bottom;
107*7c478bd9Sstevel@tonic-gate 				}
108*7c478bd9Sstevel@tonic-gate 			}
109*7c478bd9Sstevel@tonic-gate 
110*7c478bd9Sstevel@tonic-gate 		}
111*7c478bd9Sstevel@tonic-gate 	}
112*7c478bd9Sstevel@tonic-gate 
113*7c478bd9Sstevel@tonic-gate 	/* on terminals that can initialize color pairs (HP)    */
114*7c478bd9Sstevel@tonic-gate 	/* send an escape to initialize the new pair		*/
115*7c478bd9Sstevel@tonic-gate 
116*7c478bd9Sstevel@tonic-gate 	else
117*7c478bd9Sstevel@tonic-gate 		_init_HP_pair(pair, f, b);
118*7c478bd9Sstevel@tonic-gate 
119*7c478bd9Sstevel@tonic-gate 	/* if that pair has not been previously initialized, it could not */
120*7c478bd9Sstevel@tonic-gate 	/* have been  used on the screen, so we don't have to do refresh  */
121*7c478bd9Sstevel@tonic-gate 
122*7c478bd9Sstevel@tonic-gate 	if (ptp->init)
123*7c478bd9Sstevel@tonic-gate 		(void) wrefresh(_virtscr);
124*7c478bd9Sstevel@tonic-gate 	else
125*7c478bd9Sstevel@tonic-gate 		ptp->init = TRUE;
126*7c478bd9Sstevel@tonic-gate 
127*7c478bd9Sstevel@tonic-gate 	return (OK);
128*7c478bd9Sstevel@tonic-gate }
129*7c478bd9Sstevel@tonic-gate 
130*7c478bd9Sstevel@tonic-gate 
131*7c478bd9Sstevel@tonic-gate 
132*7c478bd9Sstevel@tonic-gate void
_init_HP_pair(short pair,short f,short b)133*7c478bd9Sstevel@tonic-gate _init_HP_pair(short pair, short f, short b)
134*7c478bd9Sstevel@tonic-gate {
135*7c478bd9Sstevel@tonic-gate 	_Color *ctp = cur_term->_color_tbl;  /* color table pointer */
136*7c478bd9Sstevel@tonic-gate 
137*7c478bd9Sstevel@tonic-gate 	if (initialize_pair)
138*7c478bd9Sstevel@tonic-gate 		(void) tputs(tparm_p7(initialize_pair, (long) pair,
139*7c478bd9Sstevel@tonic-gate 		    (long) ctp[f].r, (long) ctp[f].g, (long) ctp[f].b,
140*7c478bd9Sstevel@tonic-gate 		    (long) ctp[b].r, (long) ctp[b].g, (long) ctp[b].b),
141*7c478bd9Sstevel@tonic-gate 		    1, _outch);
142*7c478bd9Sstevel@tonic-gate }
143