1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 3*0Sstevel@tonic-gate * Use is subject to license terms. 4*0Sstevel@tonic-gate */ 5*0Sstevel@tonic-gate 6*0Sstevel@tonic-gate /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 7*0Sstevel@tonic-gate /* All Rights Reserved */ 8*0Sstevel@tonic-gate 9*0Sstevel@tonic-gate /* 10*0Sstevel@tonic-gate * Copyright (c) 1980 Regents of the University of California. 11*0Sstevel@tonic-gate * All rights reserved. The Berkeley software License Agreement 12*0Sstevel@tonic-gate * specifies the terms and conditions for redistribution. 13*0Sstevel@tonic-gate */ 14*0Sstevel@tonic-gate 15*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 16*0Sstevel@tonic-gate 17*0Sstevel@tonic-gate /*LINTLIBRARY*/ 18*0Sstevel@tonic-gate 19*0Sstevel@tonic-gate #ifndef lint 20*0Sstevel@tonic-gate static char 21*0Sstevel@tonic-gate sccsid[] = "@(#)toucholap.c 1.4 89/08/03 SMI"; /* from UCB 5.1 85/06/07 */ 22*0Sstevel@tonic-gate #endif /* not lint */ 23*0Sstevel@tonic-gate 24*0Sstevel@tonic-gate #include "curses.ext" 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate #define min(a, b) ((a) < (b) ? (a) : (b)) 27*0Sstevel@tonic-gate #define max(a, b) ((a) > (b) ? (a) : (b)) 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate /* 30*0Sstevel@tonic-gate * Touch, on win2, the part that overlaps with win1. 31*0Sstevel@tonic-gate */ 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate int 34*0Sstevel@tonic-gate touchoverlap(WINDOW *win1, WINDOW *win2) 35*0Sstevel@tonic-gate { 36*0Sstevel@tonic-gate int y, endy, endx, starty, startx; 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate #ifdef DEBUG 39*0Sstevel@tonic-gate fprintf(outf, "TOUCHOVERLAP(%0.2o, %0.2o);\n", win1, win2); 40*0Sstevel@tonic-gate #endif 41*0Sstevel@tonic-gate starty = max(win1->_begy, win2->_begy); 42*0Sstevel@tonic-gate startx = max(win1->_begx, win2->_begx); 43*0Sstevel@tonic-gate endy = min(win1->_maxy + win1->_begy, win2->_maxy + win2->_begy); 44*0Sstevel@tonic-gate endx = min(win1->_maxx + win1->_begx, win2->_maxx + win2->_begx); 45*0Sstevel@tonic-gate #ifdef DEBUG 46*0Sstevel@tonic-gate fprintf(outf, "TOUCHOVERLAP:from (%d,%d) to (%d,%d)\n", 47*0Sstevel@tonic-gate starty, startx, endy, endx); 48*0Sstevel@tonic-gate fprintf(outf, "TOUCHOVERLAP:win1 (%d,%d) to (%d,%d)\n", 49*0Sstevel@tonic-gate win1->_begy, win1->_begx, win1->_begy + win1->_maxy, 50*0Sstevel@tonic-gate win1->_begx + win1->_maxx); 51*0Sstevel@tonic-gate fprintf(outf, "TOUCHOVERLAP:win2 (%d,%d) to (%d,%d)\n", 52*0Sstevel@tonic-gate win2->_begy, win2->_begx, win2->_begy + win2->_maxy, 53*0Sstevel@tonic-gate win2->_begx + win2->_maxx); 54*0Sstevel@tonic-gate #endif 55*0Sstevel@tonic-gate if (starty >= endy || startx >= endx) 56*0Sstevel@tonic-gate return (OK); 57*0Sstevel@tonic-gate starty -= win2->_begy; 58*0Sstevel@tonic-gate startx -= win2->_begx; 59*0Sstevel@tonic-gate endy -= win2->_begy; 60*0Sstevel@tonic-gate endx -= win2->_begx; 61*0Sstevel@tonic-gate endx--; 62*0Sstevel@tonic-gate for (y = starty; y < endy; y++) 63*0Sstevel@tonic-gate (void) touchline(win2, y, startx, endx); 64*0Sstevel@tonic-gate return (OK); 65*0Sstevel@tonic-gate } 66