1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 1997 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate /* 31*0Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988 32*0Sstevel@tonic-gate * The Regents of the University of California 33*0Sstevel@tonic-gate * All Rights Reserved 34*0Sstevel@tonic-gate * 35*0Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from 36*0Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its 37*0Sstevel@tonic-gate * contributors. 38*0Sstevel@tonic-gate */ 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate /*LINTLIBRARY*/ 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate #include <string.h> 45*0Sstevel@tonic-gate #include <sys/types.h> 46*0Sstevel@tonic-gate #include "curses_inc.h" 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate /* Like refresh but does not output */ 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate int 51*0Sstevel@tonic-gate wnoutrefresh(WINDOW *win) 52*0Sstevel@tonic-gate { 53*0Sstevel@tonic-gate short *bch, *ech, *sbch, *sech; 54*0Sstevel@tonic-gate chtype **wcp, **scp, *wc, *sc; 55*0Sstevel@tonic-gate int *hash; 56*0Sstevel@tonic-gate short y, x, xorg, yorg, scrli, scrco, 57*0Sstevel@tonic-gate boty, sminy, smaxy, minx, maxx, lo, hi; 58*0Sstevel@tonic-gate bool doall; 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate if (win->_parent) 61*0Sstevel@tonic-gate wsyncdown(win); 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate doall = win->_clear; 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate sminy = SP->Yabove; 66*0Sstevel@tonic-gate smaxy = sminy + LINES; 67*0Sstevel@tonic-gate scrli = curscr->_maxy; 68*0Sstevel@tonic-gate scrco = curscr->_maxx; 69*0Sstevel@tonic-gate 70*0Sstevel@tonic-gate yorg = win->_begy + win->_yoffset; 71*0Sstevel@tonic-gate xorg = win->_begx; 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate /* save flags, cursor positions */ 74*0Sstevel@tonic-gate SP->virt_scr->_leave = win->_leave; 75*0Sstevel@tonic-gate if ((!win->_leave && (win->_flags & (_WINCHANGED | _WINMOVED))) && 76*0Sstevel@tonic-gate ((y = win->_cury + yorg) >= 0) && (y < scrli) && 77*0Sstevel@tonic-gate ((x = win->_curx + xorg) >= 0) && (x < scrco)) { 78*0Sstevel@tonic-gate _virtscr->_cury = y; 79*0Sstevel@tonic-gate _virtscr->_curx = x; 80*0Sstevel@tonic-gate } 81*0Sstevel@tonic-gate if (!(win->_use_idc)) 82*0Sstevel@tonic-gate _virtscr->_use_idc = FALSE; 83*0Sstevel@tonic-gate if (win->_use_idl) 84*0Sstevel@tonic-gate _virtscr->_use_idl = TRUE; 85*0Sstevel@tonic-gate if (win->_clear) { 86*0Sstevel@tonic-gate _virtscr->_clear = TRUE; 87*0Sstevel@tonic-gate win->_clear = FALSE; 88*0Sstevel@tonic-gate win->_flags |= _WINCHANGED; 89*0Sstevel@tonic-gate } 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate if (!(win->_flags & _WINCHANGED)) 92*0Sstevel@tonic-gate goto done; 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate /* region to update */ 95*0Sstevel@tonic-gate boty = win->_maxy+yorg; 96*0Sstevel@tonic-gate if (yorg >= sminy && yorg < smaxy && boty >= smaxy) 97*0Sstevel@tonic-gate boty = smaxy; 98*0Sstevel@tonic-gate else 99*0Sstevel@tonic-gate if (boty > scrli) 100*0Sstevel@tonic-gate boty = scrli; 101*0Sstevel@tonic-gate boty -= yorg; 102*0Sstevel@tonic-gate 103*0Sstevel@tonic-gate minx = 0; 104*0Sstevel@tonic-gate if ((maxx = win->_maxx+xorg) > scrco) 105*0Sstevel@tonic-gate maxx = scrco; 106*0Sstevel@tonic-gate maxx -= xorg + 1; 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate /* update structure */ 109*0Sstevel@tonic-gate bch = win->_firstch; 110*0Sstevel@tonic-gate ech = win->_lastch; 111*0Sstevel@tonic-gate wcp = win->_y; 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate hash = _VIRTHASH + yorg; 114*0Sstevel@tonic-gate sbch = _virtscr->_firstch + yorg; 115*0Sstevel@tonic-gate sech = _virtscr->_lastch + yorg; 116*0Sstevel@tonic-gate scp = _virtscr->_y + yorg; 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate /* first time around, set proper top/bottom changed lines */ 119*0Sstevel@tonic-gate if (curscr->_sync) { 120*0Sstevel@tonic-gate _VIRTTOP = scrli; 121*0Sstevel@tonic-gate _VIRTBOT = -1; 122*0Sstevel@tonic-gate } 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate /* update each line */ 125*0Sstevel@tonic-gate for (y = 0; y < boty; ++y, ++hash, ++bch, ++ech, ++sbch, 126*0Sstevel@tonic-gate ++sech, ++wcp, ++scp) { 127*0Sstevel@tonic-gate if (!doall && *bch == _INFINITY) 128*0Sstevel@tonic-gate continue; 129*0Sstevel@tonic-gate 130*0Sstevel@tonic-gate lo = (doall || *bch == _REDRAW || *bch < minx) ? minx : *bch; 131*0Sstevel@tonic-gate hi = (doall || *bch == _REDRAW || *ech > maxx) ? maxx : *ech; 132*0Sstevel@tonic-gate 133*0Sstevel@tonic-gate wc = *wcp; 134*0Sstevel@tonic-gate sc = *scp; 135*0Sstevel@tonic-gate /* adjust lo and hi so they contain whole characters */ 136*0Sstevel@tonic-gate if (_scrmax > 1) { 137*0Sstevel@tonic-gate if (ISCBIT(wc[lo])) { 138*0Sstevel@tonic-gate for (x = lo - 1; x >= minx; --x) 139*0Sstevel@tonic-gate if (!ISCBIT(wc[x])) 140*0Sstevel@tonic-gate break; 141*0Sstevel@tonic-gate if (x < minx) { 142*0Sstevel@tonic-gate for (x = lo+1; x <= maxx; ++x) 143*0Sstevel@tonic-gate if (!ISCBIT(wc[x])) 144*0Sstevel@tonic-gate break; 145*0Sstevel@tonic-gate if (x > maxx) 146*0Sstevel@tonic-gate goto nextline; 147*0Sstevel@tonic-gate } 148*0Sstevel@tonic-gate lo = x; 149*0Sstevel@tonic-gate } 150*0Sstevel@tonic-gate if (ISMBIT(wc[hi])) { 151*0Sstevel@tonic-gate int w; 152*0Sstevel@tonic-gate unsigned char rb; 153*0Sstevel@tonic-gate for (x = hi; x >= lo; --x) 154*0Sstevel@tonic-gate if (!ISCBIT(wc[x])) 155*0Sstevel@tonic-gate break; 156*0Sstevel@tonic-gate /* LINTED */ 157*0Sstevel@tonic-gate rb = (unsigned char) RBYTE(wc[x]); 158*0Sstevel@tonic-gate w = _curs_scrwidth[TYPE(rb)]; 159*0Sstevel@tonic-gate hi = (x+w) <= maxx+1 ? x+w-1 : x; 160*0Sstevel@tonic-gate } 161*0Sstevel@tonic-gate } 162*0Sstevel@tonic-gate 163*0Sstevel@tonic-gate if (hi < lo) 164*0Sstevel@tonic-gate continue; 165*0Sstevel@tonic-gate 166*0Sstevel@tonic-gate /* clear partial multi-chars about to be overwritten */ 167*0Sstevel@tonic-gate if (_scrmax > 1) { 168*0Sstevel@tonic-gate if (ISMBIT(sc[lo + xorg])) 169*0Sstevel@tonic-gate (void) _mbclrch(_virtscr, y + yorg, lo + xorg); 170*0Sstevel@tonic-gate if (ISMBIT(sc[hi + xorg])) 171*0Sstevel@tonic-gate (void) _mbclrch(_virtscr, y + yorg, hi + xorg); 172*0Sstevel@tonic-gate } 173*0Sstevel@tonic-gate 174*0Sstevel@tonic-gate /* update the change structure */ 175*0Sstevel@tonic-gate if (*bch == _REDRAW || *sbch == _REDRAW) 176*0Sstevel@tonic-gate *sbch = _REDRAW; 177*0Sstevel@tonic-gate else { 178*0Sstevel@tonic-gate if (*sbch > lo+xorg) 179*0Sstevel@tonic-gate *sbch = lo+xorg; 180*0Sstevel@tonic-gate if (*sech < hi+xorg) 181*0Sstevel@tonic-gate *sech = hi+xorg; 182*0Sstevel@tonic-gate } 183*0Sstevel@tonic-gate if ((y + yorg) < _VIRTTOP) 184*0Sstevel@tonic-gate _VIRTTOP = y+yorg; 185*0Sstevel@tonic-gate if ((y + yorg) > _VIRTBOT) 186*0Sstevel@tonic-gate _VIRTBOT = y + yorg; 187*0Sstevel@tonic-gate 188*0Sstevel@tonic-gate /* update the image */ 189*0Sstevel@tonic-gate wc = *wcp + lo; 190*0Sstevel@tonic-gate sc = *scp + lo + xorg; 191*0Sstevel@tonic-gate (void) memcpy((char *) sc, (char *) wc, (size_t) 192*0Sstevel@tonic-gate (((hi - lo) + 1) * sizeof (chtype))); 193*0Sstevel@tonic-gate 194*0Sstevel@tonic-gate /* the hash value of the line */ 195*0Sstevel@tonic-gate *hash = _NOHASH; 196*0Sstevel@tonic-gate 197*0Sstevel@tonic-gate nextline: 198*0Sstevel@tonic-gate *bch = _INFINITY; 199*0Sstevel@tonic-gate *ech = -1; 200*0Sstevel@tonic-gate } 201*0Sstevel@tonic-gate 202*0Sstevel@tonic-gate done: 203*0Sstevel@tonic-gate _virtscr->_flags |= _WINCHANGED; 204*0Sstevel@tonic-gate win->_flags &= ~(_WINCHANGED | _WINMOVED | _WINSDEL); 205*0Sstevel@tonic-gate return (OK); 206*0Sstevel@tonic-gate } 207