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Diffstat (limited to 'apps/examples/nxhello/nxhello.h')
-rw-r--r-- | apps/examples/nxhello/nxhello.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/apps/examples/nxhello/nxhello.h b/apps/examples/nxhello/nxhello.h new file mode 100644 index 000000000..d5d5c724b --- /dev/null +++ b/apps/examples/nxhello/nxhello.h @@ -0,0 +1,189 @@ +/**************************************************************************** + * examples/nxhello/nxhello.h + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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.h> +#include <nuttx/nxglib.h> + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +#ifndef CONFIG_NX +# error "NX is not enabled (CONFIG_NX)" +#endif + +#ifndef CONFIG_EXAMPLES_NXHELLO_VPLANE +# define CONFIG_EXAMPLES_NXHELLO_VPLANE 0 +#endif + +#ifndef CONFIG_EXAMPLES_NXHELLO_BPP +# define CONFIG_EXAMPLES_NXHELLO_BPP 32 +#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 +# else +# define CONFIG_EXAMPLES_NXHELLO_BGCOLOR ' ' +# endif +#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 +# else +# define CONFIG_EXAMPLES_NXHELLO_FONTCOLOR 'F' +# 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 + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +enum exitcode_e +{ + NXEXIT_SUCCESS = 0, + NXEXIT_EXTINITIALIZE, + NXEXIT_FBINITIALIZE, + NXEXIT_FBGETVPLANE, + NXEXIT_LCDINITIALIZE, + NXEXIT_LCDGETDEV, + NXEXIT_NXOPEN, + 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 handle */ + + NXHANDLE hnx; + NXHANDLE hbkgd; + + /* The screen resolution */ + + nxgl_coord_t xres; + nxgl_coord_t yres; + + volatile bool havepos; + sem_t sem; + volatile int code; +}; + +/**************************************************************************** + * Public Variables + ****************************************************************************/ + +/* NXHELLO state data */ + +extern struct nxhello_data_s g_nxhello; + +/* NX callback vtables */ + +extern const struct nx_callback_s g_bgcb; + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +#ifdef CONFIG_EXAMPLES_NXHELLO_EXTERNINIT +extern FAR NX_DRIVERTYPE *up_nxdrvinit(unsigned int devno); +#endif + +/* Background window interfaces */ + +extern void nxhello_hello(NXWINDOW hwnd); + +#endif /* __APPS_EXAMPLES_NXHELLO_NXHELLO_H */ |