nuttx/libs/libnx/nxtk/nxtk_movewindow.c
Alin Jerpelea 88fa869a04 libnx: Author Gregory Nutt: update licenses to Apache
Gregory Nutt has submitted the SGA and we can migrate the licenses
 to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2021-02-25 01:44:30 -08:00

84 lines
2.8 KiB
C

/****************************************************************************
* libs/libnx/nxtk/nxtk_movewindow.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* 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 "nxtk.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nxtk_movewindow
*
* Description:
* Move a rectangular region within the client sub-window of a framed
* window
*
* Input Parameters:
* hfwnd - The client sub-window within which the move is to be done.
* This must have been previously created by nxtk_openwindow().
* rect - Describes the rectangular region relative to the client
* sub-window to move
* offset - The offset to move the region
*
* Returned Value:
* OK on success; ERROR on failure with errno set appropriately
*
****************************************************************************/
int nxtk_movewindow(NXTKWINDOW hfwnd, FAR const struct nxgl_rect_s *rect,
FAR const struct nxgl_point_s *offset)
{
FAR struct nxtk_framedwindow_s *fwnd = (FAR struct nxtk_framedwindow_s *)hfwnd;
struct nxgl_rect_s srcrect;
struct nxgl_point_s clipoffset;
#ifdef CONFIG_DEBUG_FEATURES
if (!hfwnd || !rect || !offset)
{
set_errno(EINVAL);
return ERROR;
}
#endif
/* Make sure that both the source and dest rectangle lie within the
* client sub-window
*/
nxtk_subwindowmove(fwnd, &srcrect, &clipoffset, rect, offset, &fwnd->fwrect);
/* Then move it within the client window */
return nx_move((NXWINDOW)hfwnd, &srcrect, &clipoffset);
}