diff options
Diffstat (limited to 'nuttx/graphics/nxtk/nxtk_setposition.c')
-rw-r--r-- | nuttx/graphics/nxtk/nxtk_setposition.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/nuttx/graphics/nxtk/nxtk_setposition.c b/nuttx/graphics/nxtk/nxtk_setposition.c new file mode 100644 index 000000000..2a2a60665 --- /dev/null +++ b/nuttx/graphics/nxtk/nxtk_setposition.c @@ -0,0 +1,107 @@ +/**************************************************************************** + * graphics/nxtk/nxtk_setposition.c + * + * Copyright (C) 2008-2009, 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * 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. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdlib.h> +#include <errno.h> +#include <debug.h> + +#include <nuttx/nx/nx.h> +#include <nuttx/nx/nxtk.h> + +#include "nxfe.h" +#include "nxtk_internal.h" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nxtk_setposition + * + * Description: + * Set the position for the selected client window. This position does not + * include the offsets for the borders nor for any toolbar. Those offsets + * will be added in to set the full window position. + * + * Input Parameters: + * hfwnd - The window handle returned by nxtk_openwindow + * pos - The new position of the client sub-window + * + * Return: + * OK on success; ERROR on failure with errno set appropriately + * + ****************************************************************************/ + +int nxtk_setposition(NXTKWINDOW hfwnd, FAR const struct nxgl_point_s *pos) +{ + FAR struct nxtk_framedwindow_s *fwnd = (FAR struct nxtk_framedwindow_s *)hfwnd; + struct nxgl_point_s offset; + struct nxgl_point_s newpos; + + /* Calculate the offset that is requested and add that to the window origin. */ + + nxgl_vectsubtract(&offset, pos, &fwnd->fwrect.pt1); + nxgl_vectoradd(&newpos, &offset, &fwnd->wnd.bounds.pt1); + + /* Then set that position */ + + return nx_setposition((NXWINDOW)hfwnd, &newpos); +} |