nuttx-apps/graphics/pdcurs34/pdcurses/pdc_move.c

98 lines
3.5 KiB
C

/****************************************************************************
* apps/graphics/pdcurses/pdc_move.c
* Public Domain Curses
* RCSID("$Id: move.c,v 1.28 2008/07/13 16:08:18 wmcbrine Exp $")
*
* Copyright (C) 2017 Gregory Nutt. All rights reserved.
* Adapted by: Gregory Nutt <gnutt@nuttx.org>
*
* Adapted from the original public domain pdcurses by Gregory Nutt and
* released as part of NuttX under the 3-clause BSD license:
*
* 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. Neither the name NuttX 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 COPYRIGHT HOLDERS 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
* COPYRIGHT OWNER 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.
*
****************************************************************************/
/* Name: move
*
* Synopsis:
* int move(int y, int x);
* int wmove(WINDOW *win, int y, int x);
*
* Description:
* The cursor associated with the window is moved to the given
* location. This does not move the physical cursor of the
* terminal until refresh() is called. The position specified is
* relative to the upper left corner of the window, which is (0,0).
*
* Return Value:
* All functions return OK on success and ERR on error.
*
* Portability X/Open BSD SYS V
* move Y Y Y
* wmove Y Y Y
*/
/****************************************************************************
* Included Files
****************************************************************************/
#include "curspriv.h"
/****************************************************************************
* Public Functions
****************************************************************************/
int move(int y, int x)
{
PDC_LOG(("move() - called: y=%d x=%d\n", y, x));
if (!stdscr || x < 0 || y < 0 || x >= stdscr->_maxx || y >= stdscr->_maxy)
{
return ERR;
}
stdscr->_curx = x;
stdscr->_cury = y;
return OK;
}
int wmove(WINDOW *win, int y, int x)
{
PDC_LOG(("wmove() - called: y=%d x=%d\n", y, x));
if (!win || x < 0 || y < 0 || x >= win->_maxx || y >= win->_maxy)
{
return ERR;
}
win->_curx = x;
win->_cury = y;
return OK;
}