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nuttx-apps/examples/nxterm/nxterm_internal.h
Gregory Nutt 25ee1352ef examples/nxterm: Minor cleanup
2017-10-14 11:04:44 -06:00

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/****************************************************************************
* examples/nxterm/nxterm_internal.h
*
* Copyright (C) 2012, 2015 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 __EXAMPLES_NXTERM_NXTERM_INTERNAL_H
#define __EXAMPLES_NXTERM_NXTERM_INTERNAL_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <semaphore.h>
#include <nuttx/video/rgbcolors.h>
#include <nuttx/nx/nx.h>
#include <nuttx/nx/nxglib.h>
#include <nuttx/nx/nxtk.h>
#include <nuttx/nx/nxterm.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* Need NX graphics support */
#ifndef CONFIG_NX
# error "NX is not enabled (CONFIG_NX=y)"
#endif
/* Can't do the NxTerm example if the NxTerm driver is not built */
#ifndef CONFIG_NXTERM
# error "NxTerm is not enabled (CONFIG_NXTERM=y)"
#endif
/* NxTerm requires NX Multi-user mode */
#ifndef CONFIG_NX_MULTIUSER
# error "Multi-user NX support is required (CONFIG_NX_MULTIUSER=y)"
#endif
/* If there is no NSH console, then why are we running this example? */
#ifndef CONFIG_NSH_CONSOLE
# warning "Expected CONFIG_NSH_CONSOLE=y"
#endif
/* The NSH telnet console requires networking support (and TCP/IP) */
#ifndef CONFIG_NET
# undef CONFIG_NSH_TELNET
#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
/* Pixel depth. If none provided, pick the smallest enabled pixel depth */
#ifndef CONFIG_EXAMPLES_NXTERM_BPP
# if !defined(CONFIG_NX_DISABLE_1BPP)
# define CONFIG_EXAMPLES_NXTERM_BPP 1
# elif !defined(CONFIG_NX_DISABLE_2BPP)
# define CONFIG_EXAMPLES_NXTERM_BPP 2
# elif !defined(CONFIG_NX_DISABLE_4BPP)
# define CONFIG_EXAMPLES_NXTERM_BPP 4
# elif !defined(CONFIG_NX_DISABLE_8BPP)
# define CONFIG_EXAMPLES_NXTERM_BPP 8
# elif !defined(CONFIG_NX_DISABLE_16BPP)
# define CONFIG_EXAMPLES_NXTERM_BPP 16
//#elif !defined(CONFIG_NX_DISABLE_24BPP)
//# define CONFIG_NXTERM_BPP 24
# elif !defined(CONFIG_NX_DISABLE_32BPP)
# define CONFIG_EXAMPLES_NXTERM_BPP 32
# else
# error "No pixel depth provided"
# endif
#endif
/* Background color (default is darker royal blue) */
#ifndef CONFIG_EXAMPLES_NXTERM_BGCOLOR
# if CONFIG_EXAMPLES_NXTERM_BPP == 24 || CONFIG_EXAMPLES_NXTERM_BPP == 32
# define CONFIG_EXAMPLES_NXTERM_BGCOLOR RGBTO24(39, 64, 139)
# elif CONFIG_EXAMPLES_NXTERM_BPP == 16
# define CONFIG_EXAMPLES_NXTERM_BGCOLOR RGBTO16(39, 64, 139)
# else
# define CONFIG_EXAMPLES_NXTERM_BGCOLOR RGBTO8(39, 64, 139)
# endif
#endif
/* Window color (lighter steel blue) */
#ifndef CONFIG_EXAMPLES_NXTERM_WCOLOR
# if CONFIG_EXAMPLES_NXTERM_BPP == 24 || CONFIG_EXAMPLES_NXTERM_BPP == 32
# define CONFIG_EXAMPLES_NXTERM_WCOLOR RGBTO24(202, 225, 255)
# elif CONFIG_EXAMPLES_NXTERM_BPP == 16
# define CONFIG_EXAMPLES_NXTERM_WCOLOR RGBTO16(202, 225, 255)
# else
# define CONFIG_EXAMPLES_NXTERM_WCOLOR RGBTO8(202, 225, 255)
# endif
#endif
/* Toolbar color (medium grey) */
#ifndef CONFIG_EXAMPLES_NXTERM_TBCOLOR
# if CONFIG_EXAMPLES_NXTERM_BPP == 24 || CONFIG_EXAMPLES_NXTERM_BPP == 32
# define CONFIG_EXAMPLES_NXTERM_TBCOLOR RGBTO24(188, 188, 188)
# elif CONFIG_EXAMPLES_NXTERM_BPP == 16
# define CONFIG_EXAMPLES_NXTERM_TBCOLOR RGBTO16(188, 188, 188)
# else
# define CONFIG_EXAMPLES_NXTERM_TBCOLOR RGBTO8(188, 188, 188)
# endif
#endif
/* Font ID */
#ifndef CONFIG_EXAMPLES_NXTERM_FONTID
# define CONFIG_EXAMPLES_NXTERM_FONTID NXFONT_DEFAULT
#endif
/* Font color */
#ifndef CONFIG_EXAMPLES_NXTERM_FONTCOLOR
# if CONFIG_EXAMPLES_NXTERM_BPP == 24 || CONFIG_EXAMPLES_NXTERM_BPP == 32
# define CONFIG_EXAMPLES_NXTERM_FONTCOLOR RGBTO24(0, 0, 0)
# elif CONFIG_EXAMPLES_NXTERM_BPP == 16
# define CONFIG_EXAMPLES_NXTERM_FONTCOLOR RGBTO16(0, 0, 0)
# else
# define CONFIG_EXAMPLES_NXTERM_FONTCOLOR RGBTO8(0, 0, 0)
# endif
#endif
/* Height of the toolbar */
#ifndef CONFIG_EXAMPLES_NXTERM_TOOLBAR_HEIGHT
# define CONFIG_EXAMPLES_NXTERM_TOOLBAR_HEIGHT 16
#endif
/* Multi-user NX support */
#ifdef CONFIG_DISABLE_MQUEUE
# error "The multi-threaded example requires MQ support (CONFIG_DISABLE_MQUEUE=n)"
#endif
#ifdef CONFIG_DISABLE_SIGNALS
# error "This example requires signal support (CONFIG_DISABLE_SIGNALS=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_NXTERM_STACKSIZE
# define CONFIG_EXAMPLES_NXTERM_STACKSIZE 2048
#endif
#ifndef CONFIG_EXAMPLES_NXTERM_LISTENERPRIO
# define CONFIG_EXAMPLES_NXTERM_LISTENERPRIO 100
#endif
#ifndef CONFIG_EXAMPLES_NXTERM_CLIENTPRIO
# define CONFIG_EXAMPLES_NXTERM_CLIENTPRIO 100
#endif
#ifndef CONFIG_EXAMPLES_NXTERM_SERVERPRIO
# define CONFIG_EXAMPLES_NXTERM_SERVERPRIO 120
#endif
#ifndef CONFIG_EXAMPLES_NXTERM_NOTIFYSIGNO
# define CONFIG_EXAMPLES_NXTERM_NOTIFYSIGNO 4
#endif
/* NX Console Device */
#ifndef CONFIG_EXAMPLES_NXTERM_MINOR
# define CONFIG_EXAMPLES_NXTERM_MINOR 0
#endif
#ifndef CONFIG_EXAMPLES_NXTERM_DEVNAME
# define CONFIG_EXAMPLES_NXTERM_DEVNAME "/dev/nxterm0"
#endif
/* NxTerm task */
#ifndef CONFIG_EXAMPLES_NXTERM_PRIO
# define CONFIG_EXAMPLES_NXTERM_PRIO SCHED_PRIORITY_DEFAULT
#endif
#ifndef CONFIG_EXAMPLES_NXTERM_STACKSIZE
# define CONFIG_EXAMPLES_NXTERM_STACKSIZE 2048
#endif
/****************************************************************************
* Public Types
****************************************************************************/
/* All example global variables are retained in a structure to minimize
* the chance of name collisions.
*/
struct nxterm_state_s
{
volatile bool haveres; /* True: Have screen resolution */
volatile bool connected; /* True: Connected to server */
sem_t eventsem; /* Control waiting for display events */
pid_t pid; /* Console task ID */
NXHANDLE hnx; /* The connection handler */
NXTKWINDOW hwnd; /* The window */
NXTERM hdrvr; /* The console driver */
struct nxterm_window_s wndo; /* Describes the window */
nxgl_coord_t xres; /* Screen X resolution */
nxgl_coord_t yres; /* Screen Y resolution */
struct nxgl_size_s wsize; /* Window size */
struct nxgl_point_s wpos; /* Window position */
};
/****************************************************************************
* Public Data
****************************************************************************/
/* All example global variables are retained in a structure to minimize
* the chance of name collisions.
*/
extern struct nxterm_state_s g_nxterm_vars;
/* NX callback vtables */
extern const struct nx_callback_s g_nxtermcb;
extern const struct nx_callback_s g_nxtoolcb;
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/* Server thread support */
FAR void *nxterm_listener(FAR void *arg);
#endif /* __EXAMPLES_NXTERM_NXTERM_INTERNAL_H */
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