nuttx-apps/examples/nxdemo/nxdemo_bkgd.c

529 lines
15 KiB
C

/****************************************************************************
* examples/nxdemo/nxdemo_bkgd.c
*
* Copyright (C) 2018 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
* Cherciu Mihail <m_cherciu@yahoo.com>
*
* 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 <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <semaphore.h>
#include <errno.h>
#include <debug.h>
#include <nuttx/nx/nx.h>
#include <nuttx/nx/nxglib.h>
#include <nuttx/nx/nxfonts.h>
#include "nxdemo.h"
#include "images.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Select renderer -- Some additional logic would be required to support
* pixel depths that are not directly addressable (1,2,4, and 24).
*/
#if CONFIG_EXAMPLES_NXDEMO_BPP == 1
# define RENDERER nxf_convert_1bpp
#elif CONFIG_EXAMPLES_NXDEMO_BPP == 2
# define RENDERER nxf_convert_2bpp
#elif CONFIG_EXAMPLES_NXDEMO_BPP == 4
# define RENDERER nxf_convert_4bpp
#elif CONFIG_EXAMPLES_NXDEMO_BPP == 8
# define RENDERER nxf_convert_8bpp
#elif CONFIG_EXAMPLES_NXDEMO_BPP == 16
# define RENDERER nxf_convert_16bpp
#elif CONFIG_EXAMPLES_NXDEMO_BPP == 24
# define RENDERER nxf_convert_24bpp
#elif CONFIG_EXAMPLES_NXDEMO_BPP == 32
# define RENDERER nxf_convert_32bpp
#else
# error "Unsupported CONFIG_EXAMPLES_NXDEMO_BPP"
#endif
#ifndef MIN
# define MIN(a, b) (a < b ? a : b)
#endif
#ifndef MAX
# define MAX(a, b) (a > b ? a : b)
#endif
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
static void nxdemo_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
bool morem, FAR void *arg);
static void nxdemo_position(NXWINDOW hwnd, FAR const struct nxgl_size_s *size,
FAR const struct nxgl_point_s *pos,
FAR const struct nxgl_rect_s *bounds,
FAR void *arg);
#ifdef CONFIG_NX_XYINPUT
static void nxdemo_mousein(NXWINDOW hwnd, FAR const struct nxgl_point_s *pos,
uint8_t buttons, FAR void *arg);
#endif
#ifdef CONFIG_NX_KBD
static void nxdemo_kbdin(NXWINDOW hwnd, uint8_t nch, FAR const uint8_t *ch,
FAR void *arg);
#endif
static void nxdemo_demo_1(NXWINDOW hwnd);
static void nxdemo_demo_2(NXWINDOW hwnd);
static void nxdemo_demo_3(NXWINDOW hwnd);
/****************************************************************************
* Public Data
****************************************************************************/
/* Background window call table */
const struct nx_callback_s g_nxdemocb =
{
nxdemo_redraw, /* redraw */
nxdemo_position /* position */
#ifdef CONFIG_NX_XYINPUT
, nxdemo_mousein /* mousein */
#endif
#ifdef CONFIG_NX_KBD
, nxdemo_kbdin /* kbdin */
#endif
, NULL /* event */
};
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: nxdemo_redraw
****************************************************************************/
static void nxdemo_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
bool more, FAR void *arg)
{
ginfo("hwnd=%p rect={(%d,%d),(%d,%d)} more=%s\n",
hwnd, rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y,
more ? "true" : "false");
}
/****************************************************************************
* Name: nxdemo_position
****************************************************************************/
static void nxdemo_position(NXWINDOW hwnd, FAR const struct nxgl_size_s *size,
FAR const struct nxgl_point_s *pos,
FAR const struct nxgl_rect_s *bounds,
FAR void *arg)
{
/* Report the position */
ginfo("hwnd=%p size=(%d,%d) pos=(%d,%d) bounds={(%d,%d),(%d,%d)}\n",
hwnd, size->w, size->h, pos->x, pos->y,
bounds->pt1.x, bounds->pt1.y, bounds->pt2.x, bounds->pt2.y);
/* Have we picked off the window bounds yet? */
if (!g_nxdemo.havepos)
{
/* Save the background window handle */
g_nxdemo.hbkgd = hwnd;
/* Save the window limits */
g_nxdemo.xres = bounds->pt2.x + 1;
g_nxdemo.yres = bounds->pt2.y + 1;
g_nxdemo.havepos = true;
sem_post(&g_nxdemo.eventsem);
ginfo("Have xres=%d yres=%d\n", g_nxdemo.xres, g_nxdemo.yres);
}
}
/****************************************************************************
* Name: nxdemo_mousein
****************************************************************************/
#ifdef CONFIG_NX_XYINPUT
static void nxdemo_mousein(NXWINDOW hwnd, FAR const struct nxgl_point_s *pos,
uint8_t buttons, FAR void *arg)
{
printf("nxdemo_mousein: hwnd=%p pos=(%d,%d) button=%02x\n",
hwnd, pos->x, pos->y, buttons);
}
#endif
/****************************************************************************
* Name: nxdemo_kbdin
****************************************************************************/
#ifdef CONFIG_NX_KBD
static void nxdemo_kbdin(NXWINDOW hwnd, uint8_t nch, FAR const uint8_t *ch,
FAR void *arg)
{
ginfo("hwnd=%p nch=%d\n", hwnd, nch);
/* In this example, there is no keyboard so a keyboard event is not
* expected.
*/
printf("nxdemo_kbdin: Unexpected keyboard callback\n");
}
#endif
/****************************************************************************
* Name: nxdemo_demo_1
****************************************************************************/
static void nxdemo_demo_1(NXWINDOW hwnd)
{
struct nxgl_point_s center;
nxgl_mxpixel_t color[CONFIG_NX_NPLANES];
nxgl_coord_t circle_radius = 0;
bool direction_x = false;
bool direction_y = false;
int ret;
int i;
circle_radius = 3;
i = 0;
center.x = center.y = circle_radius * 2;
while (i < 270)
{
if (direction_x == false)
{
center.x++;
}
else
{
center.x--;
}
if (center.x >= g_nxdemo.xres - circle_radius)
{
direction_x = true;
}
else if (center.x <= circle_radius)
{
direction_x = false;
}
if (direction_y == false)
{
center.y++;
}
else
{
center.y--;
}
if (center.y >= g_nxdemo.yres - circle_radius)
{
direction_y = true;
}
else if (center.y <= circle_radius)
{
direction_y = false;
}
color[0] = CONFIG_EXAMPLES_NXDEMO_DRAWCOLOR;
ret = nx_drawcircle((NXWINDOW)hwnd, &center, circle_radius, 1, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
usleep(30000);
color[0] = CONFIG_EXAMPLES_NXDEMO_BGCOLOR;
ret = nx_drawcircle((NXWINDOW)hwnd, &center, circle_radius, 1, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
i++;
}
center.x = g_nxdemo.xres >> 1;
center.y = g_nxdemo.yres >> 1;
for (i = 0; i<MIN(g_nxdemo.xres, g_nxdemo.yres)>> 1; i++)
{
circle_radius = i;
color[0] = CONFIG_EXAMPLES_NXDEMO_DRAWCOLOR;
ret = nx_fillcircle((NXWINDOW)hwnd, &center, circle_radius, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
usleep(100000);
color[0] = CONFIG_EXAMPLES_NXDEMO_BGCOLOR;
ret = nx_fillcircle((NXWINDOW)hwnd, &center, circle_radius, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
}
for (i = MIN(g_nxdemo.xres, g_nxdemo.yres) >> 1; i > 1; i--)
{
circle_radius = i;
color[0] = CONFIG_EXAMPLES_NXDEMO_DRAWCOLOR;
ret = nx_fillcircle((NXWINDOW)hwnd, &center, circle_radius, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
usleep(100000);
color[0] = CONFIG_EXAMPLES_NXDEMO_BGCOLOR;
ret = nx_fillcircle((NXWINDOW)hwnd, &center, circle_radius, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
}
}
/****************************************************************************
* Name: nxdemo_demo_2
****************************************************************************/
static void nxdemo_demo_2(NXWINDOW hwnd)
{
struct nxgl_point_s center;
struct nxgl_rect_s rect;
nxgl_mxpixel_t color[CONFIG_NX_NPLANES];
int ret;
int i;
center.x = g_nxdemo.xres >> 1;
center.y = g_nxdemo.yres >> 1;
for (i = 0; i<MIN(g_nxdemo.xres, g_nxdemo.yres)>> 1; i++)
{
rect.pt1.x = center.x - i;
rect.pt1.y = center.y - i;
rect.pt2.x = center.x + i;
rect.pt2.y = center.y + i;
color[0] = CONFIG_EXAMPLES_NXDEMO_DRAWCOLOR;
ret = nx_fill((NXWINDOW)hwnd, &rect, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
usleep(100000);
color[0] = CONFIG_EXAMPLES_NXDEMO_BGCOLOR;
ret = nx_fill((NXWINDOW)hwnd, &rect, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
}
for (i = MIN(g_nxdemo.xres, g_nxdemo.yres) >> 1; i > 1; i--)
{
rect.pt1.x = center.x - i;
rect.pt1.y = center.y - i;
rect.pt2.x = center.x + i;
rect.pt2.y = center.y + i;
color[0] = CONFIG_EXAMPLES_NXDEMO_DRAWCOLOR;
ret = nx_fill((NXWINDOW)hwnd, &rect, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
usleep(100000);
color[0] = CONFIG_EXAMPLES_NXDEMO_BGCOLOR;
ret = nx_fill((NXWINDOW)hwnd, &rect, color);
if (ret < 0)
{
printf("nxnxdemo: nx_drawcircle failed: %d\n", ret);
}
}
}
/****************************************************************************
* Name: nxdemo_demo_3
****************************************************************************/
static void nxdemo_demo_3(NXWINDOW hwnd)
{
struct nxgl_vector_s vect;
nxgl_mxpixel_t color[CONFIG_NX_NPLANES];
nxgl_coord_t line_width = 2;
int ret;
int i;
for (i = 0; i < g_nxdemo.yres; i++)
{
vect.pt1.x = 0;
vect.pt1.y = i;
vect.pt2.x = g_nxdemo.xres;
vect.pt2.y = i;
color[0] = CONFIG_EXAMPLES_NXDEMO_DRAWCOLOR;
ret = nx_drawline((NXWINDOW)hwnd,
&vect,
line_width,
color, NX_LINECAP_NONE);
if (ret < 0)
{
printf("nxnxdemo: nx_drawline failed: %d\n", ret);
}
usleep(50000);
color[0] = CONFIG_EXAMPLES_NXDEMO_BGCOLOR;
ret = nx_drawline((NXWINDOW)hwnd,
&vect,
line_width,
color, NX_LINECAP_NONE);
if (ret < 0)
{
printf("nxnxdemo: nx_drawline failed: %d\n", ret);
}
}
for (i = 0; i < g_nxdemo.xres; i++)
{
vect.pt1.x = i;
vect.pt1.y = 0;
vect.pt2.x = i;
vect.pt2.y = g_nxdemo.yres;
color[0] = CONFIG_EXAMPLES_NXDEMO_DRAWCOLOR;
ret = nx_drawline((NXWINDOW)hwnd,
&vect,
line_width,
color, NX_LINECAP_NONE);
if (ret < 0)
{
printf("nxnxdemo: nx_drawline failed: %d\n", ret);
}
usleep(50000);
color[0] = CONFIG_EXAMPLES_NXDEMO_BGCOLOR;
ret = nx_drawline((NXWINDOW)hwnd,
&vect,
line_width,
color, NX_LINECAP_NONE);
if (ret < 0)
{
printf("nxnxdemo: nx_drawline failed: %d\n", ret);
}
}
}
/****************************************************************************
* Name: nxdemo_demo_4
****************************************************************************/
static void nxdemo_demo_4(NXWINDOW hwnd)
{
struct nxgl_point_s origin;
struct nxgl_rect_s rect;
FAR const void *src[CONFIG_NX_NPLANES];
int ret;
rect.pt1.x = 0;
rect.pt1.y = 0;
rect.pt2.x = 23;
rect.pt2.y = 23;
origin.x = 0;
origin.y = 0;
src[0] = (FAR const void *)g_battery;
ret = nx_bitmap((NXWINDOW)hwnd,
&rect,
src,
&origin,
3);
if (ret < 0)
{
printf("nxnxdemo: nx_bitmap failed: %d\n", ret);
}
sleep(5);
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nxdemo_hello
*
* Description:
* Demo displaying graphic on the screen
*
****************************************************************************/
void nxdemo_hello(NXWINDOW hwnd)
{
nxdemo_demo_1((NXWINDOW)hwnd);
nxdemo_demo_2((NXWINDOW)hwnd);
nxdemo_demo_3((NXWINDOW)hwnd);
nxdemo_demo_4((NXWINDOW)hwnd);
}