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196 lines
6.0 KiB
196 lines
6.0 KiB
/**************************************************************************** |
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* examples/nxhello/nxhello.h |
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* |
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* Copyright (C) 2011 Gregory Nutt. All rights reserved. |
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* Author: Gregory Nutt <gnutt@nuttx.org> |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* 3. Neither the name NuttX nor the names of its contributors may be |
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* used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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****************************************************************************/ |
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#ifndef __APPS_EXAMPLES_NXHELLO_NXHELLO_H |
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#define __APPS_EXAMPLES_NXHELLO_NXHELLO_H |
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/**************************************************************************** |
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* Included Files |
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****************************************************************************/ |
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#include <nuttx/config.h> |
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#include <stdint.h> |
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#include <stdbool.h> |
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#include <semaphore.h> |
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#include <nuttx/nx/nxglib.h> |
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#include <nuttx/nx/nx.h> |
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#include <nuttx/nx/nxfonts.h> |
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/**************************************************************************** |
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* Definitions |
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****************************************************************************/ |
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/* Configuration ************************************************************/ |
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#ifndef CONFIG_NX |
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# error "NX is not enabled (CONFIG_NX)" |
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#endif |
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#ifndef CONFIG_EXAMPLES_NXHELLO_VPLANE |
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# define CONFIG_EXAMPLES_NXHELLO_VPLANE 0 |
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#endif |
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#ifndef CONFIG_EXAMPLES_NXHELLO_BPP |
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# define CONFIG_EXAMPLES_NXHELLO_BPP 32 |
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#endif |
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#ifndef CONFIG_EXAMPLES_NXHELLO_BGCOLOR |
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# if CONFIG_EXAMPLES_NXHELLO_BPP == 24 || CONFIG_EXAMPLES_NXHELLO_BPP == 32 |
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# define CONFIG_EXAMPLES_NXHELLO_BGCOLOR 0x007b68ee |
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# elif CONFIG_EXAMPLES_NXHELLO_BPP == 16 |
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# define CONFIG_EXAMPLES_NXHELLO_BGCOLOR 0x7b5d |
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# else |
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# define CONFIG_EXAMPLES_NXHELLO_BGCOLOR ' ' |
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# endif |
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#endif |
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#ifndef CONFIG_EXAMPLES_NXHELLO_FONTID |
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# define CONFIG_EXAMPLES_NXHELLO_FONTID NXFONT_DEFAULT |
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#endif |
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#ifndef CONFIG_EXAMPLES_NXHELLO_FONTCOLOR |
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# if CONFIG_EXAMPLES_NXHELLO_BPP == 24 || CONFIG_EXAMPLES_NXHELLO_BPP == 32 |
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# define CONFIG_EXAMPLES_NXHELLO_FONTCOLOR 0x00000000 |
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# elif CONFIG_EXAMPLES_NXHELLO_BPP == 16 |
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# define CONFIG_EXAMPLES_NXHELLO_FONTCOLOR 0x0000 |
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# else |
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# define CONFIG_EXAMPLES_NXHELLO_FONTCOLOR 'F' |
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# endif |
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#endif |
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/* Debug ********************************************************************/ |
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#ifdef CONFIG_CPP_HAVE_VARARGS |
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# ifdef CONFIG_DEBUG |
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# define message(...) lib_lowprintf(__VA_ARGS__) |
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# define msgflush() |
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# else |
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# define message(...) printf(__VA_ARGS__) |
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# define msgflush() fflush(stdout) |
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# endif |
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#else |
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# ifdef CONFIG_DEBUG |
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# define message lib_lowprintf |
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# define msgflush() |
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# else |
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# define message printf |
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# define msgflush() fflush(stdout) |
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# endif |
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#endif |
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/**************************************************************************** |
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* Public Types |
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****************************************************************************/ |
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enum exitcode_e |
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{ |
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NXEXIT_SUCCESS = 0, |
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NXEXIT_EXTINITIALIZE, |
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NXEXIT_FBINITIALIZE, |
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NXEXIT_FBGETVPLANE, |
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NXEXIT_LCDINITIALIZE, |
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NXEXIT_LCDGETDEV, |
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NXEXIT_NXOPEN, |
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NXEXIT_FONTOPEN, |
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NXEXIT_NXREQUESTBKGD, |
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NXEXIT_NXSETBGCOLOR |
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}; |
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/* Describes one cached glyph bitmap */ |
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struct nxhello_glyph_s |
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{ |
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uint8_t code; /* Character code */ |
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uint8_t height; /* Height of this glyph (in rows) */ |
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uint8_t width; /* Width of this glyph (in pixels) */ |
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uint8_t stride; /* Width of the glyph row (in bytes) */ |
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uint8_t usecnt; /* Use count */ |
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FAR uint8_t *bitmap; /* Allocated bitmap memory */ |
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}; |
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/* Describes on character on the display */ |
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struct nxhello_bitmap_s |
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{ |
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uint8_t code; /* Character code */ |
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uint8_t flags; /* See BMFLAGS_* */ |
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struct nxgl_point_s pos; /* Character position */ |
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}; |
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struct nxhello_data_s |
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{ |
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/* The NX handles */ |
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NXHANDLE hnx; |
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NXHANDLE hbkgd; |
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NXHANDLE hfont; |
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/* The screen resolution */ |
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nxgl_coord_t xres; |
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nxgl_coord_t yres; |
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volatile bool havepos; |
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sem_t sem; |
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volatile int code; |
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}; |
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/**************************************************************************** |
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* Public Variables |
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****************************************************************************/ |
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/* NXHELLO state data */ |
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extern struct nxhello_data_s g_nxhello; |
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/* NX callback vtables */ |
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extern const struct nx_callback_s g_nxhellocb; |
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/**************************************************************************** |
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* Public Function Prototypes |
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****************************************************************************/ |
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#ifdef CONFIG_EXAMPLES_NXHELLO_EXTERNINIT |
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extern FAR NX_DRIVERTYPE *up_nxdrvinit(unsigned int devno); |
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#endif |
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/* Background window interfaces */ |
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extern void nxhello_hello(NXWINDOW hwnd); |
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#endif /* __APPS_EXAMPLES_NXHELLO_NXHELLO_H */
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