nuttx-apps/examples/nxhello/nxhello.h
Gregory Nutt 8f5944c4a8 Squashed commit of the following:
include/ and netutils/:  Remove references to CONFIG_DISABLE_SIGNALS.  Signals can no longer be disabled.
    nshlib/:  Remove references to CONFIG_DISABLE_SIGNALS.  Signals can no longer be disabled.
    system/:  Remove references to CONFIG_DISABLE_SIGNALS.  Signals can no longer be disabled.
    testing/:  Remove references to CONFIG_DISABLE_SIGNALS.  Signals can no longer be disabled.
    examples/:  Remove references to CONFIG_DISABLE_SIGNALS.  Signals can no longer be disabled.
2019-04-29 14:53:38 -06:00

202 lines
6.4 KiB
C

/****************************************************************************
* examples/nxhello/nxhello.h
*
* Copyright (C) 2011, 2015, 2017 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.
*
****************************************************************************/
#ifndef __APPS_EXAMPLES_NXHELLO_NXHELLO_H
#define __APPS_EXAMPLES_NXHELLO_NXHELLO_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <semaphore.h>
#include <nuttx/nx/nxglib.h>
#include <nuttx/nx/nx.h>
#include <nuttx/nx/nxfonts.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
#ifndef CONFIG_NX
# error "NX is not enabled (CONFIG_NX)"
#endif
/* If not specified, assume that the hardware supports one video plane */
#if CONFIG_NX_NPLANES != 1
# error "Only CONFIG_NX_NPLANES==1 supported"
#endif
#ifndef CONFIG_EXAMPLES_NXHELLO_BGCOLOR
# if CONFIG_EXAMPLES_NXHELLO_BPP == 24 || CONFIG_EXAMPLES_NXHELLO_BPP == 32
# define CONFIG_EXAMPLES_NXHELLO_BGCOLOR 0x007b68ee
# elif CONFIG_EXAMPLES_NXHELLO_BPP == 16
# define CONFIG_EXAMPLES_NXHELLO_BGCOLOR 0x7b5d
# elif CONFIG_EXAMPLES_NXHELLO_BPP < 8
# define CONFIG_EXAMPLES_NXHELLO_BGCOLOR 0x00
# else
# define CONFIG_EXAMPLES_NXHELLO_BGCOLOR ' '
# endif
#endif
#ifndef CONFIG_EXAMPLES_NXHELLO_FONTID
# define CONFIG_EXAMPLES_NXHELLO_FONTID NXFONT_DEFAULT
#endif
#ifndef CONFIG_EXAMPLES_NXHELLO_FONTCOLOR
# if CONFIG_EXAMPLES_NXHELLO_BPP == 24 || CONFIG_EXAMPLES_NXHELLO_BPP == 32
# define CONFIG_EXAMPLES_NXHELLO_FONTCOLOR 0x00000000
# elif CONFIG_EXAMPLES_NXHELLO_BPP == 16
# define CONFIG_EXAMPLES_NXHELLO_FONTCOLOR 0x0000
# elif CONFIG_EXAMPLES_NXHELLO_BPP < 1
# define CONFIG_EXAMPLES_NXHELLO_FONTCOLOR 0x01
# else
# define CONFIG_EXAMPLES_NXHELLO_FONTCOLOR 'F'
# endif
#endif
/* NX server support */
#ifdef CONFIG_DISABLE_MQUEUE
# error "The multi-threaded example requires MQ support (CONFIG_DISABLE_MQUEUE=n)"
#endif
#ifdef CONFIG_DISABLE_PTHREAD
# error "This example requires pthread support (CONFIG_DISABLE_PTHREAD=n)"
#endif
#ifndef CONFIG_NX_BLOCKING
# error "This example depends on CONFIG_NX_BLOCKING"
#endif
#ifndef CONFIG_EXAMPLES_NXHELLO_LISTENER_STACKSIZE
# define CONFIG_EXAMPLES_NXHELLO_LISTENER_STACKSIZE 2048
#endif
#ifndef CONFIG_EXAMPLES_NXHELLO_LISTENERPRIO
# define CONFIG_EXAMPLES_NXHELLO_LISTENERPRIO 100
#endif
#ifndef CONFIG_EXAMPLES_NXHELLO_CLIENTPRIO
# define CONFIG_EXAMPLES_NXHELLO_CLIENTPRIO 100
#endif
#ifndef CONFIG_EXAMPLES_NXHELLO_SERVERPRIO
# define CONFIG_EXAMPLES_NXHELLO_SERVERPRIO 120
#endif
#ifndef CONFIG_EXAMPLES_NXHELLO_NOTIFYSIGNO
# define CONFIG_EXAMPLES_NXHELLO_NOTIFYSIGNO 4
#endif
/****************************************************************************
* Public Types
****************************************************************************/
enum exitcode_e
{
NXEXIT_SUCCESS = 0,
NXEXIT_INIT,
NXEXIT_FONTOPEN,
NXEXIT_NXREQUESTBKGD,
NXEXIT_NXSETBGCOLOR
};
/* Describes one cached glyph bitmap */
struct nxhello_glyph_s
{
uint8_t code; /* Character code */
uint8_t height; /* Height of this glyph (in rows) */
uint8_t width; /* Width of this glyph (in pixels) */
uint8_t stride; /* Width of the glyph row (in bytes) */
uint8_t usecnt; /* Use count */
FAR uint8_t *bitmap; /* Allocated bitmap memory */
};
/* Describes on character on the display */
struct nxhello_bitmap_s
{
uint8_t code; /* Character code */
uint8_t flags; /* See BMFLAGS_* */
struct nxgl_point_s pos; /* Character position */
};
struct nxhello_data_s
{
/* The NX handles */
NXHANDLE hnx;
NXHANDLE hbkgd;
NXHANDLE hfont;
bool connected;
/* The screen resolution */
nxgl_coord_t xres;
nxgl_coord_t yres;
volatile bool havepos;
sem_t eventsem;
volatile int code;
};
/****************************************************************************
* Public Data
****************************************************************************/
/* NXHELLO state data */
extern struct nxhello_data_s g_nxhello;
/* NX callback vtables */
extern const struct nx_callback_s g_nxhellocb;
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/* NX event listener */
FAR void *nxhello_listener(FAR void *arg);
/* Background window interfaces */
void nxhello_hello(NXWINDOW hwnd);
#endif /* __APPS_EXAMPLES_NXHELLO_NXHELLO_H */