incubator-nuttx/graphics/nxglib/lcd/nxglib_fillrectangle.c

84 lines
2.9 KiB
C

/****************************************************************************
* graphics/nxglib/lcd/nxglib_fillrectangle.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 <sys/types.h>
#include <stdint.h>
#include <nuttx/lcd/lcd.h>
#include <nuttx/nx/nxglib.h>
#include "nxglib_bitblit.h"
#include "nxglib_fillrun.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#ifndef NXGLIB_SUFFIX
# error "NXGLIB_SUFFIX must be defined before including this header file"
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nxgl_fillrectangle_*bpp
*
* Description:
* Fill a rectangle region in the LCD memory with a fixed color
*
****************************************************************************/
void NXGL_FUNCNAME(nxgl_fillrectangle, NXGLIB_SUFFIX)
(
FAR struct lcd_planeinfo_s *pinfo,
FAR const struct nxgl_rect_s *rect,
NXGL_PIXEL_T color)
{
unsigned int ncols;
unsigned int row;
/* Get the dimensions of the rectangle to fill in pixels */
ncols = rect->pt2.x - rect->pt1.x + 1;
/* Fill the run buffer with the selected color */
NXGL_FUNCNAME(nxgl_fillrun, NXGLIB_SUFFIX)((NXGLIB_RUNTYPE *)pinfo->buffer,
color,
ncols);
/* Then fill the rectangle line-by-line */
for (row = rect->pt1.y; row <= rect->pt2.y; row++)
{
/* Draw the raster line at this row */
pinfo->putrun(pinfo->dev, row, rect->pt1.x, pinfo->buffer, ncols);
}
}