incubator-nuttx/libs/libnx/nxtk/nxtk_fillwindow.c

116 lines
4.4 KiB
C

/****************************************************************************
* libs/libnx/nxtk/nxtk_fillwindow.c
*
* Copyright (C) 2008-2009, 2013 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 "nxtk.h"
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/****************************************************************************
* Private Types
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nxtk_fillwindow
*
* Description:
* Fill the specified rectangle in the client window with the specified color
*
* Input Parameters:
* hfwnd - The window handle returned by nxtk_openwindow
* rect - The location within the client window to be filled
* color - The color to use in the fill
*
* Returned Value:
* OK on success; ERROR on failure with errno set appropriately
*
****************************************************************************/
int nxtk_fillwindow(NXTKWINDOW hfwnd, FAR const struct nxgl_rect_s *rect,
nxgl_mxpixel_t color[CONFIG_NX_NPLANES])
{
FAR struct nxtk_framedwindow_s *fwnd = (FAR struct nxtk_framedwindow_s *)hfwnd;
struct nxgl_rect_s fillrect;
#ifdef CONFIG_DEBUG_FEATURES
if (!hfwnd || !rect || !color)
{
set_errno(EINVAL);
return ERROR;
}
#endif
/* Clip the rectangle so that it lies within the sub-window bounds
* then move the rectangle to that it is relative to the containing
* window.
*/
nxtk_subwindowclip(fwnd, &fillrect, rect, &fwnd->fwrect);
/* Then fill it */
return nx_fill((NXWINDOW)hfwnd, &fillrect, color);
}