/* $NetBSD: touchwin.c,v 1.11 2000/04/15 13:17:05 blymn Exp $ */ /* * Copyright (c) 1981, 1993, 1994 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include #ifndef lint #if 0 static char sccsid[] = "@(#)touchwin.c 8.2 (Berkeley) 5/4/94"; #else __RCSID("$NetBSD: touchwin.c,v 1.11 2000/04/15 13:17:05 blymn Exp $"); #endif #endif /* not lint */ #include "curses.h" #include "curses_private.h" /* * Touch count lines starting at start. This is the SUS v2 compliant * version. */ int touchline(WINDOW *win, int start, int count) { int y; for (y = start; y < start + count; y++) { __touchline(win, y, 0, (int) win->maxx - 1, 1); } return OK; } /* * touchwin -- * Make it look like the whole window has been changed. */ int touchwin(WINDOW *win) { int y, maxy; #ifdef DEBUG __CTRACE("touchwin: (%0.2o)\n", win); #endif maxy = win->maxy; for (y = 0; y < maxy; y++) __touchline(win, y, 0, (int) win->maxx - 1, 1); return (OK); } int __touchwin(WINDOW *win) { int y, maxy; #ifdef DEBUG __CTRACE("touchwin: (%0.2o)\n", win); #endif maxy = win->maxy; for (y = 0; y < maxy; y++) __touchline(win, y, 0, (int) win->maxx - 1, 0); return (OK); } int __touchline(WINDOW *win, int y, int sx, int ex, int force) { #ifdef DEBUG __CTRACE("touchline: (%0.2o, %d, %d, %d, %d)\n", win, y, sx, ex, force); __CTRACE("touchline: first = %d, last = %d\n", *win->lines[y]->firstchp, *win->lines[y]->lastchp); #endif if (force) win->lines[y]->flags |= __FORCEPAINT; sx += win->ch_off; ex += win->ch_off; if (!(win->lines[y]->flags & __ISDIRTY)) { win->lines[y]->flags |= __ISDIRTY; *win->lines[y]->firstchp = sx; *win->lines[y]->lastchp = ex; } else { if (*win->lines[y]->firstchp > sx) *win->lines[y]->firstchp = sx; if (*win->lines[y]->lastchp < ex) *win->lines[y]->lastchp = ex; } #ifdef DEBUG __CTRACE("touchline: first = %d, last = %d\n", *win->lines[y]->firstchp, *win->lines[y]->lastchp); #endif return (OK); }