/* $NetBSD: line.c,v 1.5 2007/05/28 15:01:56 blymn Exp $ */ /*- * Copyright (c) 1998-1999 Brett Lymn * (blymn@baea.com.au, brett_lymn@yahoo.com.au) * All rights reserved. * * This code has been donated to The NetBSD Foundation by the Author. * * 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. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 __RCSID("$NetBSD: line.c,v 1.5 2007/05/28 15:01:56 blymn Exp $"); #endif /* not lint */ #include #include "curses.h" #include "curses_private.h" /* * hline -- * Draw a horizontal line of character c on stdscr. */ int hline(chtype ch, int count) { return whline(stdscr, ch, count); } /* * mvhline -- * Move to location (y, x) and draw a horizontal line of character c * on stdscr. */ int mvhline(int y, int x, chtype ch, int count) { return mvwhline(stdscr, y, x, ch, count); } /* * mvwhline -- * Move to location (y, x) and draw a horizontal line of character c * in the given window. */ int mvwhline(WINDOW *win, int y, int x, chtype ch, int count) { if (wmove(win, y, x) == ERR) return ERR; return whline(win, ch, count); } /* * whline -- * Draw a horizontal line of character c in the given window moving * towards the rightmost column. At most count characters are drawn * or until the edge of the screen, whichever comes first. */ int whline(WINDOW *win, chtype ch, int count) { int ocurx, n, i; n = min(count, win->maxx - win->curx); ocurx = win->curx; if (!(ch & __CHARTEXT)) ch |= ACS_HLINE; for (i = 0; i < n; i++) mvwaddch(win, win->cury, ocurx + i, ch); wmove(win, win->cury, ocurx); return OK; } /* * vline -- * Draw a vertical line of character ch on stdscr. */ int vline(chtype ch, int count) { return wvline(stdscr, ch, count); } /* * mvvline -- * Move to the given location an draw a vertical line of character ch. */ int mvvline(int y, int x, chtype ch, int count) { return mvwvline(stdscr, y, x, ch, count); } /* * mvwvline -- * Move to the given location and draw a vertical line of character ch * on the given window. */ int mvwvline(WINDOW *win, int y, int x, chtype ch, int count) { if (wmove(win, y, x) == ERR) return ERR; return wvline(win, ch, count); } /* * wvline -- * Draw a vertical line of character ch in the given window moving * towards the bottom of the screen. At most count characters are drawn * or until the edge of the screen, whichever comes first. */ int wvline(WINDOW *win, chtype ch, int count) { int ocury, ocurx, n, i; n = min(count, win->maxy - win->cury); ocury = win->cury; ocurx = win->curx; if (!(ch & __CHARTEXT)) ch |= ACS_VLINE; for (i = 0; i < n; i++) mvwaddch(win, ocury + i, ocurx, ch); wmove(win, ocury, ocurx); return OK; } int hline_set(const cchar_t *wch, int n) { #ifndef HAVE_WCHAR return ERR; #else return whline_set( stdscr, wch, n ); #endif /* HAVE_WCHAR */ } int mvhline_set(int y, int x, const cchar_t *wch, int n) { #ifndef HAVE_WCHAR return ERR; #else return mvwhline_set( stdscr, y, x, wch, n ); #endif /* HAVE_WCHAR */ } int mvwhline_set(WINDOW *win, int y, int x, const cchar_t *wch, int n) { #ifndef HAVE_WCHAR return ERR; #else if ( wmove( win, y , x ) == ERR ) return ERR; return whline_set( win, wch, n ); #endif /* HAVE_WCHAR */ } int whline_set(WINDOW *win, const cchar_t *wch, int n) { #ifndef HAVE_WCHAR return ERR; #else int ocurx, wcn, i, cw; cchar_t cc; cw = wcwidth( wch->vals[ 0 ]); if ( ( win->maxx - win->curx ) < cw ) return ERR; wcn = min( n, ( win->maxx - win->curx ) / cw ); #ifdef DEBUG __CTRACE(__CTRACE_LINE, "whline_set: line of %d\n", wcn); #endif /* DEBUG */ ocurx = win->curx; memcpy( &cc, wch, sizeof( cchar_t )); if (!(wch->vals[ 0 ])) cc.vals[ 0 ] |= WACS_HLINE; for (i = 0; i < wcn; i++ ) { #ifdef DEBUG __CTRACE(__CTRACE_LINE, "whline_set: (%d,%d)\n", win->cury, ocurx + i * cw); #endif /* DEBUG */ mvwadd_wch(win, win->cury, ocurx + i * cw, &cc); } wmove(win, win->cury, ocurx); return OK; #endif /* HAVE_WCHAR */ } int vline_set(const cchar_t *wch, int n) { #ifndef HAVE_WCHAR return ERR; #else return wvline_set( stdscr, wch, n ); #endif /* HAVE_WCHAR */ } int mvvline_set(int y, int x, const cchar_t *wch, int n) { #ifndef HAVE_WCHAR return ERR; #else return mvwvline_set( stdscr, y, x, wch, n ); #endif /* HAVE_WCHAR */ } int mvwvline_set(WINDOW *win, int y, int x, const cchar_t *wch, int n) { #ifndef HAVE_WCHAR return ERR; #else if ( wmove( win, y, x ) == ERR ) return ERR; return wvline_set( win, wch, n ); #endif /* HAVE_WCHAR */ } int wvline_set(WINDOW *win, const cchar_t *wch, int n) { #ifndef HAVE_WCHAR return ERR; #else int ocury, ocurx, wcn, i; cchar_t cc; wcn = min( n, win->maxy - win->cury); #ifdef DEBUG __CTRACE(__CTRACE_LINE, "wvline_set: line of %d\n", wcn); #endif /* DEBUG */ ocury = win->cury; ocurx = win->curx; memcpy( &cc, wch, sizeof( cchar_t )); if (!(wch->vals[ 0 ])) cc.vals[ 0 ] |= WACS_VLINE; for (i = 0; i < wcn; i++) { mvwadd_wch(win, ocury + i, ocurx, &cc); #ifdef DEBUG __CTRACE(__CTRACE_LINE, "wvline_set: (%d,%d)\n", ocury + i, ocurx); #endif /* DEBUG */ } wmove(win, ocury, ocurx); return OK; #endif /* HAVE_WCHAR */ }