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nuttx-apps/examples/pwfb/pwfb_internal.h

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/****************************************************************************
* examples/pwfb/pwfb_internal.h
*
* Copyright (C) 2019 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_PWFB_PWFB_INTERNAL_H
#define __EXAMPLES_PWFB_PWFB_INTERNAL_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <semaphore.h>
#include <fixedmath.h>
#include <nuttx/nx/nx.h>
#include <nuttx/nx/nxtk.h>
#include <nuttx/nx/nxfonts.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* Required NX Server Settings */
#ifndef CONFIG_NX
# error NX is not enabled (CONFIG_NX)
#endif
#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
/* WARNING: Verbose graphics debug output interferes with this test because
* it introduces some weird timing. The test probably should use
* nx_synchronize() to keep syncrhonization even with the added delays.
*/
#ifdef CONFIG_DEBUG_GRAPHICS_INFO
# warning Verbose graphics debug output interferes with this test.
#endif
/* Task priorities */
#if CONFIG_EXAMPLES_PWFB_CLIENT_PRIO >= CONFIG_EXAMPLES_PWFB_LISTENER_PRIO || \
CONFIG_EXAMPLES_PWFB_CLIENT_PRIO >= CONFIG_NXSTART_SERVERPRIO
# warning Client priority must be lower than both the listener and server priorities
#endif
#if CONFIG_EXAMPLES_PWFB_LISTENER_PRIO >= CONFIG_NXSTART_SERVERPRIO
# warning Listener priority must be lower than the server priority
#endif
/* Default colors */
#ifndef CONFIG_EXAMPLES_PWFB_BGCOLOR
# if CONFIG_EXAMPLES_PWFB_BPP == 24 || CONFIG_EXAMPLES_PWFB_BPP == 32
# define CONFIG_EXAMPLES_PWFB_BGCOLOR 0x007b68ee
# elif CONFIG_EXAMPLES_PWFB_BPP == 16
# define CONFIG_EXAMPLES_PWFB_BGCOLOR 0x7b5d
# else
# define CONFIG_EXAMPLES_PWFB_BGCOLOR ' '
# endif
#endif
#ifndef CONFIG_EXAMPLES_PWFB_COLOR1
# if CONFIG_EXAMPLES_PWFB_BPP == 24 || CONFIG_EXAMPLES_PWFB_BPP == 32
# define CONFIG_EXAMPLES_PWFB_COLOR1 0x00e6e6fa
# elif CONFIG_EXAMPLES_PWFB_BPP == 16
# define CONFIG_EXAMPLES_PWFB_COLOR1 0xe73f
# else
# define CONFIG_EXAMPLES_PWFB_COLOR1 '1'
# endif
#endif
#ifndef CONFIG_EXAMPLES_PWFB_COLOR2
# if CONFIG_EXAMPLES_PWFB_BPP == 24 || CONFIG_EXAMPLES_PWFB_BPP == 32
# define CONFIG_EXAMPLES_PWFB_COLOR2 0x00dcdcdc
# elif CONFIG_EXAMPLES_PWFB_BPP == 16
# define CONFIG_EXAMPLES_PWFB_COLOR2 0xdefb
# else
# define CONFIG_EXAMPLES_PWFB_COLOR2 '2'
# endif
#endif
#ifndef CONFIG_EXAMPLES_PWFB_COLOR3
# if CONFIG_EXAMPLES_PWFB_BPP == 24 || CONFIG_EXAMPLES_PWFB_BPP == 32
# define CONFIG_EXAMPLES_PWFB_COLOR2 0x00ffecb3
# elif CONFIG_EXAMPLES_PWFB_BPP == 16
# define CONFIG_EXAMPLES_PWFB_COLOR2 0xff76
# else
# define CONFIG_EXAMPLES_PWFB_COLOR2 '3'
# endif
#endif
#ifndef CONFIG_EXAMPLES_PWFB_TBCOLOR
# if CONFIG_EXAMPLES_PWFB_BPP == 24 || CONFIG_EXAMPLES_PWFB_BPP == 32
# define CONFIG_EXAMPLES_PWFB_TBCOLOR 0x00a9a9a9
# elif CONFIG_EXAMPLES_PWFB_BPP == 16
# define CONFIG_EXAMPLES_PWFB_TBCOLOR 0xad55
# else
# define CONFIG_EXAMPLES_PWFB_TBCOLOR 'T'
# endif
#endif
#ifndef CONFIG_EXAMPLES_PWFB_FONTCOLOR
# if CONFIG_EXAMPLES_PWFB_BPP == 24 || CONFIG_EXAMPLES_PWFB_BPP == 32
# define CONFIG_EXAMPLES_PWFB_FONTCOLOR 0x00000000
# elif CONFIG_EXAMPLES_PWFB_BPP == 16
# define CONFIG_EXAMPLES_PWFB_FONTCOLOR 0x0000
# else
# define CONFIG_EXAMPLES_PWFB_FONTCOLOR 'F'
# endif
#endif
/* Cursor timing */
#if CONFIG_EXAMPLES_PWFB_RATECONTROL > 0
# define CURSOR_MOVING_DELAY (3000 / CONFIG_EXAMPLES_PWFB_RATECONTROL)
# define CURSOR_STATIONARY_DELAY (2000 / CONFIG_EXAMPLES_PWFB_RATECONTROL)
# define CURSOR_BLINKING_DELAY (5000 / CONFIG_EXAMPLES_PWFB_RATECONTROL)
# define CURSOR_BLINK_DELAY ( 500 / CONFIG_EXAMPLES_PWFB_RATECONTROL)
#else
# define CURSOR_MOVING_DELAY (0)
# define CURSOR_STATIONARY_DELAY (0)
# define CURSOR_BLINKING_DELAY (0)
# define CURSOR_BLINK_DELAY (0)
#endif
/****************************************************************************
* Public Types
****************************************************************************/
/* Describes the unique state of one window */
struct pwfb_window_s
{
NXTKWINDOW hwnd; /* Window handle */
nxgl_mxpixel_t color[CONFIG_NX_NPLANES]; /* Window color */
FCACHE fcache; /* Font cache handle */
b16_t xmax; /* Max X position */
b16_t ymax; /* Max Y position */
b16_t xpos; /* Current X position */
b16_t ypos; /* Current Y position */
b16_t deltax; /* Current X speed */
b16_t deltay; /* Current Y speed */
};
#ifdef CONFIG_NX_SWCURSOR
/* We will run the cursor in 3 different states:
*
* 1. Moving
* 2. Stationary
* 3. Enabling/disabling
*/
enum pfwb_cursor_state_s
{
PFWB_CURSOR_MOVING = 0,
PFWB_CURSOR_STATIONARY,
PFWB_CURSOR_BLINKING
};
/* Describes the unique state of the cursor */
struct pwfb_cursor_s
{
enum pfwb_cursor_state_s state; /* Current cursor state */
bool visible; /* True: The cursor is visible */
int countdown; /* Countdown until next state */
int blinktime; /* Time remaining enabled/disabled */
b16_t xmax; /* Max X position */
b16_t ymax; /* Max Y position */
b16_t xpos; /* Current X position */
b16_t ypos; /* Current Y position */
b16_t deltax; /* Current X speed */
b16_t deltay; /* Current Y speed */
};
#endif
/* Describes the overall state of the example */
struct pwfb_state_s
{
/* NX server */
volatile bool haveres; /* True: Have screen resolution */
volatile bool connected; /* True: Connected to server */
sem_t semevent; /* Event wait semaphore */
NXHANDLE hnx; /* Connection handle */
/* Font */
NXHANDLE hfont; /* The font handle */
/* Graphics hardware */
nxgl_coord_t xres; /* Horizontal resolution */
nxgl_coord_t yres; /* Vertical resolution */
/* Common toolbar properties */
nxgl_mxpixel_t color[CONFIG_NX_NPLANES]; /* Toolbar color */
/* Font properties */
uint8_t fheight; /* Max height of a font in pixels */
uint8_t fwidth; /* Max width of a font in pixels */
uint8_t spwidth; /* The width of a space */
#ifdef CONFIG_NX_SWCURSOR
/* Cursor-specific state */
struct pwfb_cursor_s cursor;
#endif
/* Window-specific state */
struct pwfb_window_s wndo[CONFIG_EXAMPLES_PWFB_NWINDOWS];
};
/****************************************************************************
* Public Data
****************************************************************************/
/* NX callback vtables */
extern const struct nx_callback_s g_pwfb_wncb;
extern const struct nx_callback_s g_pwfb_tbcb;
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
FAR void *pwfb_listener(FAR void *arg);
bool pwfb_motion(FAR struct pwfb_state_s *st);
#endif /* __EXAMPLES_PWFB_PWFB_INTERNAL_H */
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