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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-09-17 18:18:44 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-09-17 18:18:44 +0000 |
commit | 57623d42ebb04f0a0b9e6eb7c0847a3ece2aa0ff (patch) | |
tree | 25d07d14e920d31c0b1947c9ca586f2a01fc32d8 /apps/examples/nxtext/nxtext_internal.h | |
download | px4-firmware-57623d42ebb04f0a0b9e6eb7c0847a3ece2aa0ff.tar.gz px4-firmware-57623d42ebb04f0a0b9e6eb7c0847a3ece2aa0ff.tar.bz2 px4-firmware-57623d42ebb04f0a0b9e6eb7c0847a3ece2aa0ff.zip |
Resync new repository with old repo r5166
git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5153 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/examples/nxtext/nxtext_internal.h')
-rw-r--r-- | apps/examples/nxtext/nxtext_internal.h | 366 |
1 files changed, 366 insertions, 0 deletions
diff --git a/apps/examples/nxtext/nxtext_internal.h b/apps/examples/nxtext/nxtext_internal.h new file mode 100644 index 000000000..f0001e0bb --- /dev/null +++ b/apps/examples/nxtext/nxtext_internal.h @@ -0,0 +1,366 @@ +/**************************************************************************** + * examples/nxtext/nxtext_internal.h + * + * Copyright (C) 2011-2012 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_NXTEXT_NXTEXT_INTERNAL_H +#define __EXAMPLES_NXTEXT_NXTEXT_INTERNAL_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdint.h> +#include <stdbool.h> +#include <semaphore.h> + +#include <nuttx/nx/nx.h> +#include <nuttx/nx/nxtk.h> +#include <nuttx/nx/nxfonts.h> + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +#ifndef CONFIG_NX +# error "NX is not enabled (CONFIG_NX)" +#endif + +#ifndef CONFIG_EXAMPLES_NXTEXT_VPLANE +# define CONFIG_EXAMPLES_NXTEXT_VPLANE 0 +#endif + +/* Pixel depth. If none provided, pick the smallest enabled pixel depth */ + +#ifndef CONFIG_EXAMPLES_NXTEXT_BPP +# if !defined(CONFIG_NX_DISABLE_1BPP) +# define CONFIG_EXAMPLES_NXTEXT_BPP 1 +# elif !defined(CONFIG_NX_DISABLE_2BPP) +# define CONFIG_EXAMPLES_NXTEXT_BPP 2 +# elif !defined(CONFIG_NX_DISABLE_4BPP) +# define CONFIG_EXAMPLES_NXTEXT_BPP 4 +# elif !defined(CONFIG_NX_DISABLE_8BPP) +# define CONFIG_EXAMPLES_NXTEXT_BPP 8 +# elif !defined(CONFIG_NX_DISABLE_16BPP) +# define CONFIG_EXAMPLES_NXTEXT_BPP 16 +//#elif !defined(CONFIG_NX_DISABLE_24BPP) +//# define CONFIG_NXCONSOLE_BPP 24 +# elif !defined(CONFIG_NX_DISABLE_32BPP) +# define CONFIG_EXAMPLES_NXTEXT_BPP 32 +# else +# error "No pixel depth provided" +# endif +#endif + +/* Background color */ + +#ifndef CONFIG_EXAMPLES_NXTEXT_BGCOLOR +# if CONFIG_EXAMPLES_NXTEXT_BPP == 24 || CONFIG_EXAMPLES_NXTEXT_BPP == 32 +# define CONFIG_EXAMPLES_NXTEXT_BGCOLOR 0x007b68ee +# elif CONFIG_EXAMPLES_NXTEXT_BPP == 16 +# define CONFIG_EXAMPLES_NXTEXT_BGCOLOR 0x7b5d +# else +# define CONFIG_EXAMPLES_NXTEXT_BGCOLOR ' ' +# endif +#endif + +/* Pop-up font ID */ + +#ifndef CONFIG_EXAMPLES_NXTEXT_PUFONTID +# define CONFIG_EXAMPLES_NXTEXT_PUFONTID NXFONT_DEFAULT +#endif + +/* Pop-up window color */ + +#ifndef CONFIG_EXAMPLES_NXTEXT_PUCOLOR +# if CONFIG_EXAMPLES_NXTEXT_BPP == 24 || CONFIG_EXAMPLES_NXTEXT_BPP == 32 +# define CONFIG_EXAMPLES_NXTEXT_PUCOLOR 0x00dcdcdc +# elif CONFIG_EXAMPLES_NXTEXT_BPP == 16 +# define CONFIG_EXAMPLES_NXTEXT_PUCOLOR 0xdefb +# else +# define CONFIG_EXAMPLES_NXTEXT_PUCOLOR '2' +# endif +#endif + +/* Background font ID */ + +#ifndef CONFIG_EXAMPLES_NXTEXT_BGFONTID +# define CONFIG_EXAMPLES_NXTEXT_BGFONTID NXFONT_DEFAULT +#endif + +/* Background font color */ + +#ifndef CONFIG_EXAMPLES_NXTEXT_BGFONTCOLOR +# if CONFIG_EXAMPLES_NXTEXT_BPP == 24 || CONFIG_EXAMPLES_NXTEXT_BPP == 32 +# define CONFIG_EXAMPLES_NXTEXT_BGFONTCOLOR 0x00000000 +# elif CONFIG_EXAMPLES_NXTEXT_BPP == 16 +# define CONFIG_EXAMPLES_NXTEXT_BGFONTCOLOR 0x0000 +# else +# define CONFIG_EXAMPLES_NXTEXT_BGFONTCOLOR 'F' +# endif +#endif + +/* Pop-up font color */ + +#ifndef CONFIG_EXAMPLES_NXTEXT_PUFONTCOLOR +# if CONFIG_EXAMPLES_NXTEXT_BPP == 24 || CONFIG_EXAMPLES_NXTEXT_BPP == 32 +# define CONFIG_EXAMPLES_NXTEXT_PUFONTCOLOR 0x00000000 +# elif CONFIG_EXAMPLES_NXTEXT_BPP == 16 +# define CONFIG_EXAMPLES_NXTEXT_PUFONTCOLOR 0x0000 +# else +# define CONFIG_EXAMPLES_NXTEXT_PUFONTCOLOR 'F' +# endif +#endif + +/* Character caching */ + +#ifndef CONFIG_EXAMPLES_NXTEXT_BMCACHE +# define CONFIG_EXAMPLES_NXTEXT_BMCACHE 128 +#endif + +/* Font glyph caching */ + +#ifndef CONFIG_EXAMPLES_NXTEXT_GLCACHE +# define CONFIG_EXAMPLES_NXTEXT_GLCACHE 16 +#endif + +/* NX muli-user mode */ + +#ifdef CONFIG_NX_MULTIUSER +# 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_NXTEXT_STACKSIZE +# define CONFIG_EXAMPLES_NXTEXT_STACKSIZE 2048 +# endif +# ifndef CONFIG_EXAMPLES_NXTEXT_LISTENERPRIO +# define CONFIG_EXAMPLES_NXTEXT_LISTENERPRIO 100 +# endif +# ifndef CONFIG_EXAMPLES_NXTEXT_CLIENTPRIO +# define CONFIG_EXAMPLES_NXTEXT_CLIENTPRIO 100 +# endif +# ifndef CONFIG_EXAMPLES_NXTEXT_SERVERPRIO +# define CONFIG_EXAMPLES_NXTEXT_SERVERPRIO 120 +# endif +# ifndef CONFIG_EXAMPLES_NXTEXT_NOTIFYSIGNO +# define CONFIG_EXAMPLES_NXTEXT_NOTIFYSIGNO 4 +# endif +#endif + +/* Debug ********************************************************************/ + +#ifdef CONFIG_CPP_HAVE_VARARGS +# ifdef CONFIG_DEBUG +# define message(...) lib_lowprintf(__VA_ARGS__) +# define msgflush() +# else +# define message(...) printf(__VA_ARGS__) +# define msgflush() fflush(stdout) +# endif +#else +# ifdef CONFIG_DEBUG +# define message lib_lowprintf +# define msgflush() +# else +# define message printf +# define msgflush() fflush(stdout) +# endif +#endif + +/* Bitmap flags */ + +#define BMFLAGS_NOGLYPH (1 << 0) /* No glyph available, use space */ + +#define BM_ISSPACE(bm) (((bm)->flags & BMFLAGS_NOGLYPH) != 0) + +/* Sizes and maximums */ + +#define MAX_USECNT 255 /* Limit to range of a uint8_t */ +#define LINE_SEPARATION 2 /* Space (in rows) between lines */ + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +enum exitcode_e +{ + NXEXIT_SUCCESS = 0, + NXEXIT_SCHEDSETPARAM, + NXEXIT_TASKCREATE, + NXEXIT_PTHREADCREATE, + NXEXIT_EXTINITIALIZE, + NXEXIT_FBINITIALIZE, + NXEXIT_FBGETVPLANE, + NXEXIT_LCDINITIALIZE, + NXEXIT_LCDGETDEV, + NXEXIT_NXOPEN, + NXEXIT_FONTOPEN, + NXEXIT_NXREQUESTBKGD, + NXEXIT_NXCONNECT, + NXEXIT_NXSETBGCOLOR, + NXEXIT_NXOPENWINDOW, + NXEXIT_NXSETSIZE, + NXEXIT_NXSETPOSITION, + NXEXIT_NXCLOSEWINDOW, + NXEXIT_LOSTSERVERCONN +}; + +/* Describes one cached glyph bitmap */ + +struct nxtext_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 nxtext_bitmap_s +{ + uint8_t code; /* Character code */ + uint8_t flags; /* See BMFLAGS_* */ + struct nxgl_point_s pos; /* Character position */ +}; + +/* Describes the state of one text display */ + +struct nxtext_state_s +{ + /* The following describe the window */ + + nxgl_mxpixel_t wcolor[CONFIG_NX_NPLANES]; /* Window color */ + struct nxgl_size_s wsize; /* Window size */ + struct nxgl_point_s wpos; /* Window position */ + + /* These characterize the font in use */ + + nxgl_mxpixel_t fcolor[CONFIG_NX_NPLANES]; /* Font color */ + 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 */ + struct nxgl_point_s fpos; /* Next display position */ + + /* These describe all text already added to the display */ + + uint8_t maxglyphs; /* Size of the glyph[] array */ + uint16_t maxchars; /* Size of the bm[] array */ + uint16_t nchars; /* Number of chars in the bm[] array */ + + FAR struct nxtext_bitmap_s *bm; /* List of characters on the display */ + FAR struct nxtext_glyph_s *glyph; /* Cache of rendered fonts in use */ +}; + +/**************************************************************************** + * Public Variables + ****************************************************************************/ + +/* The connecton handler */ + +extern NXHANDLE g_hnx; + +/* Background window handle */ + +extern NXHANDLE g_bgwnd; + +/* The font handlse */ + +extern NXHANDLE g_bghfont; +extern NXHANDLE g_puhfont; + +/* NX callback vtables */ + +extern const struct nx_callback_s g_nxtextcb; + +/* The screen resolution */ + +extern nxgl_coord_t g_xres; +extern nxgl_coord_t g_yres; + +extern bool b_haveresolution; +#ifdef CONFIG_NX_MULTIUSER +extern bool g_connected; +#endif +extern sem_t g_semevent; + +extern int g_exitcode; + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +#ifdef CONFIG_EXAMPLES_NXTEXT_EXTERNINIT +extern FAR NX_DRIVERTYPE *up_nxdrvinit(unsigned int devno); +#endif +#if defined(CONFIG_NX) && defined(CONFIG_NX_MULTIUSER) +extern int nxtext_server(int argc, char *argv[]); +extern FAR void *nxtext_listener(FAR void *arg); +#endif + +/* Background window interfaces */ + +extern FAR struct nxtext_state_s *nxbg_getstate(void); +extern void nxbg_write(NXWINDOW hwnd, FAR const uint8_t *buffer, size_t buflen); + +/* Pop-up window interfaces */ + +extern NXWINDOW nxpu_open(void); +extern int nxpu_close(NXWINDOW hwnd); + +/* Generic text helpers */ + +extern void nxtext_home(FAR struct nxtext_state_s *st); +extern void nxtext_newline(FAR struct nxtext_state_s *st); +extern void nxtext_putc(NXWINDOW hwnd, FAR struct nxtext_state_s *st, + NXHANDLE hfont, uint8_t ch); +extern void nxtext_fillchar(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect, + FAR struct nxtext_state_s *st, NXHANDLE hfont, + FAR const struct nxtext_bitmap_s *bm); + +#endif /* __EXAMPLES_NXTEXT_NXTEXT_INTERNAL_H */ |