/**************************************************************************** * examples/nxtext/nxtext_internal.h * * Copyright (C) 2011-2012 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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 #include #include #include #include #include #include /**************************************************************************** * Pre-processor 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_NXTERM_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 /* 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 ****************************************************************************/ #if defined(CONFIG_NX) && defined(CONFIG_NX_MULTIUSER) int nxtext_server(int argc, char *argv[]); FAR void *nxtext_listener(FAR void *arg); #endif /* Background window interfaces */ FAR struct nxtext_state_s *nxbg_getstate(void); void nxbg_write(NXWINDOW hwnd, FAR const uint8_t *buffer, size_t buflen); /* Pop-up window interfaces */ NXWINDOW nxpu_open(void); int nxpu_close(NXWINDOW hwnd); /* Generic text helpers */ void nxtext_home(FAR struct nxtext_state_s *st); void nxtext_newline(FAR struct nxtext_state_s *st); void nxtext_putc(NXWINDOW hwnd, FAR struct nxtext_state_s *st, NXHANDLE hfont, uint8_t ch); 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 */