NetBSD/lib/libcurses/inch.c

94 lines
2.6 KiB
C

/* $NetBSD: inch.c,v 1.8 2008/04/28 20:23:01 martin Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Julian Coleman.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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 <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: inch.c,v 1.8 2008/04/28 20:23:01 martin Exp $");
#endif /* not lint */
#include "curses.h"
#include "curses_private.h"
#ifndef _CURSES_USE_MACROS
/*
* inch --
* Return character at cursor position from stdscr.
*/
chtype
inch(void)
{
return winch(stdscr);
}
/*
* mvinch --
* Return character at position (y, x) from stdscr.
*/
chtype
mvinch(int y, int x)
{
return mvwinch(stdscr, y, x);
}
/*
* mvwinch --
* Return character at position (y, x) from the given window.
*/
chtype
mvwinch(WINDOW *win, int y, int x)
{
if (wmove(win, y, x) == ERR)
return ERR;
return winch(win);
}
#endif
/*
* winch --
* Return character at cursor position.
*/
chtype
winch(WINDOW *win)
{
#ifndef HAVE_WCHAR
chtype ch;
ch = (chtype) (((win)->lines[(win)->cury]->line[(win)->curx].ch & __CHARTEXT) |
(chtype) ((win)->lines[(win)->cury]->line[(win)->curx].attr & __ATTRIBUTES));
return (ch);
#else
return ( chtype )win->lines[ win->cury ]->line[ win->curx ].ch;
#endif /* HAVE_WCHAR */
}