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366 lines
11 KiB
366 lines
11 KiB
/**************************************************************************** |
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* examples/nxtext/nxtext_internal.h |
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* |
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* Copyright (C) 2011-2012 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 __EXAMPLES_NXTEXT_NXTEXT_INTERNAL_H |
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#define __EXAMPLES_NXTEXT_NXTEXT_INTERNAL_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/nx.h> |
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#include <nuttx/nx/nxtk.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_NXTEXT_VPLANE |
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# define CONFIG_EXAMPLES_NXTEXT_VPLANE 0 |
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#endif |
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/* Pixel depth. If none provided, pick the smallest enabled pixel depth */ |
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#ifndef CONFIG_EXAMPLES_NXTEXT_BPP |
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# if !defined(CONFIG_NX_DISABLE_1BPP) |
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# define CONFIG_EXAMPLES_NXTEXT_BPP 1 |
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# elif !defined(CONFIG_NX_DISABLE_2BPP) |
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# define CONFIG_EXAMPLES_NXTEXT_BPP 2 |
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# elif !defined(CONFIG_NX_DISABLE_4BPP) |
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# define CONFIG_EXAMPLES_NXTEXT_BPP 4 |
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# elif !defined(CONFIG_NX_DISABLE_8BPP) |
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# define CONFIG_EXAMPLES_NXTEXT_BPP 8 |
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# elif !defined(CONFIG_NX_DISABLE_16BPP) |
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# define CONFIG_EXAMPLES_NXTEXT_BPP 16 |
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//#elif !defined(CONFIG_NX_DISABLE_24BPP) |
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//# define CONFIG_NXCONSOLE_BPP 24 |
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# elif !defined(CONFIG_NX_DISABLE_32BPP) |
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# define CONFIG_EXAMPLES_NXTEXT_BPP 32 |
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# else |
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# error "No pixel depth provided" |
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# endif |
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#endif |
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/* Background color */ |
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#ifndef CONFIG_EXAMPLES_NXTEXT_BGCOLOR |
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# if CONFIG_EXAMPLES_NXTEXT_BPP == 24 || CONFIG_EXAMPLES_NXTEXT_BPP == 32 |
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# define CONFIG_EXAMPLES_NXTEXT_BGCOLOR 0x007b68ee |
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# elif CONFIG_EXAMPLES_NXTEXT_BPP == 16 |
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# define CONFIG_EXAMPLES_NXTEXT_BGCOLOR 0x7b5d |
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# else |
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# define CONFIG_EXAMPLES_NXTEXT_BGCOLOR ' ' |
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# endif |
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#endif |
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/* Pop-up font ID */ |
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#ifndef CONFIG_EXAMPLES_NXTEXT_PUFONTID |
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# define CONFIG_EXAMPLES_NXTEXT_PUFONTID NXFONT_DEFAULT |
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#endif |
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/* Pop-up window color */ |
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#ifndef CONFIG_EXAMPLES_NXTEXT_PUCOLOR |
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# if CONFIG_EXAMPLES_NXTEXT_BPP == 24 || CONFIG_EXAMPLES_NXTEXT_BPP == 32 |
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# define CONFIG_EXAMPLES_NXTEXT_PUCOLOR 0x00dcdcdc |
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# elif CONFIG_EXAMPLES_NXTEXT_BPP == 16 |
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# define CONFIG_EXAMPLES_NXTEXT_PUCOLOR 0xdefb |
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# else |
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# define CONFIG_EXAMPLES_NXTEXT_PUCOLOR '2' |
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# endif |
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#endif |
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/* Background font ID */ |
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#ifndef CONFIG_EXAMPLES_NXTEXT_BGFONTID |
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# define CONFIG_EXAMPLES_NXTEXT_BGFONTID NXFONT_DEFAULT |
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#endif |
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/* Background font color */ |
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#ifndef CONFIG_EXAMPLES_NXTEXT_BGFONTCOLOR |
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# if CONFIG_EXAMPLES_NXTEXT_BPP == 24 || CONFIG_EXAMPLES_NXTEXT_BPP == 32 |
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# define CONFIG_EXAMPLES_NXTEXT_BGFONTCOLOR 0x00000000 |
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# elif CONFIG_EXAMPLES_NXTEXT_BPP == 16 |
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# define CONFIG_EXAMPLES_NXTEXT_BGFONTCOLOR 0x0000 |
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# else |
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# define CONFIG_EXAMPLES_NXTEXT_BGFONTCOLOR 'F' |
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# endif |
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#endif |
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/* Pop-up font color */ |
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#ifndef CONFIG_EXAMPLES_NXTEXT_PUFONTCOLOR |
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# if CONFIG_EXAMPLES_NXTEXT_BPP == 24 || CONFIG_EXAMPLES_NXTEXT_BPP == 32 |
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# define CONFIG_EXAMPLES_NXTEXT_PUFONTCOLOR 0x00000000 |
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# elif CONFIG_EXAMPLES_NXTEXT_BPP == 16 |
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# define CONFIG_EXAMPLES_NXTEXT_PUFONTCOLOR 0x0000 |
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# else |
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# define CONFIG_EXAMPLES_NXTEXT_PUFONTCOLOR 'F' |
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# endif |
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#endif |
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/* Character caching */ |
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#ifndef CONFIG_EXAMPLES_NXTEXT_BMCACHE |
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# define CONFIG_EXAMPLES_NXTEXT_BMCACHE 128 |
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#endif |
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/* Font glyph caching */ |
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#ifndef CONFIG_EXAMPLES_NXTEXT_GLCACHE |
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# define CONFIG_EXAMPLES_NXTEXT_GLCACHE 16 |
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#endif |
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/* NX muli-user mode */ |
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#ifdef CONFIG_NX_MULTIUSER |
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# ifdef CONFIG_DISABLE_MQUEUE |
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# error "The multi-threaded example requires MQ support (CONFIG_DISABLE_MQUEUE=n)" |
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# endif |
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# ifdef CONFIG_DISABLE_SIGNALS |
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# error "This example requires signal support (CONFIG_DISABLE_SIGNALS=n)" |
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# endif |
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# ifdef CONFIG_DISABLE_PTHREAD |
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# error "This example requires pthread support (CONFIG_DISABLE_PTHREAD=n)" |
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# endif |
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# ifndef CONFIG_NX_BLOCKING |
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# error "This example depends on CONFIG_NX_BLOCKING" |
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# endif |
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# ifndef CONFIG_EXAMPLES_NXTEXT_STACKSIZE |
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# define CONFIG_EXAMPLES_NXTEXT_STACKSIZE 2048 |
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# endif |
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# ifndef CONFIG_EXAMPLES_NXTEXT_LISTENERPRIO |
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# define CONFIG_EXAMPLES_NXTEXT_LISTENERPRIO 100 |
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# endif |
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# ifndef CONFIG_EXAMPLES_NXTEXT_CLIENTPRIO |
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# define CONFIG_EXAMPLES_NXTEXT_CLIENTPRIO 100 |
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# endif |
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# ifndef CONFIG_EXAMPLES_NXTEXT_SERVERPRIO |
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# define CONFIG_EXAMPLES_NXTEXT_SERVERPRIO 120 |
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# endif |
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# ifndef CONFIG_EXAMPLES_NXTEXT_NOTIFYSIGNO |
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# define CONFIG_EXAMPLES_NXTEXT_NOTIFYSIGNO 4 |
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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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/* Bitmap flags */ |
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#define BMFLAGS_NOGLYPH (1 << 0) /* No glyph available, use space */ |
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#define BM_ISSPACE(bm) (((bm)->flags & BMFLAGS_NOGLYPH) != 0) |
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/* Sizes and maximums */ |
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#define MAX_USECNT 255 /* Limit to range of a uint8_t */ |
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#define LINE_SEPARATION 2 /* Space (in rows) between lines */ |
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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_SCHEDSETPARAM, |
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NXEXIT_TASKCREATE, |
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NXEXIT_PTHREADCREATE, |
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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_NXCONNECT, |
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NXEXIT_NXSETBGCOLOR, |
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NXEXIT_NXOPENWINDOW, |
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NXEXIT_NXSETSIZE, |
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NXEXIT_NXSETPOSITION, |
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NXEXIT_NXCLOSEWINDOW, |
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NXEXIT_LOSTSERVERCONN |
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}; |
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/* Describes one cached glyph bitmap */ |
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struct nxtext_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 nxtext_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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/* Describes the state of one text display */ |
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struct nxtext_state_s |
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{ |
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/* The following describe the window */ |
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nxgl_mxpixel_t wcolor[CONFIG_NX_NPLANES]; /* Window color */ |
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struct nxgl_size_s wsize; /* Window size */ |
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struct nxgl_point_s wpos; /* Window position */ |
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/* These characterize the font in use */ |
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nxgl_mxpixel_t fcolor[CONFIG_NX_NPLANES]; /* Font color */ |
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uint8_t fheight; /* Max height of a font in pixels */ |
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uint8_t fwidth; /* Max width of a font in pixels */ |
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uint8_t spwidth; /* The width of a space */ |
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struct nxgl_point_s fpos; /* Next display position */ |
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/* These describe all text already added to the display */ |
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uint8_t maxglyphs; /* Size of the glyph[] array */ |
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uint16_t maxchars; /* Size of the bm[] array */ |
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uint16_t nchars; /* Number of chars in the bm[] array */ |
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FAR struct nxtext_bitmap_s *bm; /* List of characters on the display */ |
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FAR struct nxtext_glyph_s *glyph; /* Cache of rendered fonts in use */ |
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}; |
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/**************************************************************************** |
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* Public Variables |
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****************************************************************************/ |
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/* The connecton handler */ |
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extern NXHANDLE g_hnx; |
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/* Background window handle */ |
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extern NXHANDLE g_bgwnd; |
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/* The font handlse */ |
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extern NXHANDLE g_bghfont; |
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extern NXHANDLE g_puhfont; |
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/* NX callback vtables */ |
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extern const struct nx_callback_s g_nxtextcb; |
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/* The screen resolution */ |
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extern nxgl_coord_t g_xres; |
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extern nxgl_coord_t g_yres; |
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extern bool b_haveresolution; |
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#ifdef CONFIG_NX_MULTIUSER |
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extern bool g_connected; |
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#endif |
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extern sem_t g_semevent; |
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extern int g_exitcode; |
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/**************************************************************************** |
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* Public Function Prototypes |
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****************************************************************************/ |
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#ifdef CONFIG_EXAMPLES_NXTEXT_EXTERNINIT |
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extern FAR NX_DRIVERTYPE *up_nxdrvinit(unsigned int devno); |
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#endif |
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#if defined(CONFIG_NX) && defined(CONFIG_NX_MULTIUSER) |
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extern int nxtext_server(int argc, char *argv[]); |
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extern FAR void *nxtext_listener(FAR void *arg); |
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#endif |
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/* Background window interfaces */ |
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extern FAR struct nxtext_state_s *nxbg_getstate(void); |
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extern void nxbg_write(NXWINDOW hwnd, FAR const uint8_t *buffer, size_t buflen); |
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/* Pop-up window interfaces */ |
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extern NXWINDOW nxpu_open(void); |
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extern int nxpu_close(NXWINDOW hwnd); |
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/* Generic text helpers */ |
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extern void nxtext_home(FAR struct nxtext_state_s *st); |
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extern void nxtext_newline(FAR struct nxtext_state_s *st); |
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extern void nxtext_putc(NXWINDOW hwnd, FAR struct nxtext_state_s *st, |
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NXHANDLE hfont, uint8_t ch); |
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extern void nxtext_fillchar(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect, |
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FAR struct nxtext_state_s *st, NXHANDLE hfont, |
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FAR const struct nxtext_bitmap_s *bm); |
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#endif /* __EXAMPLES_NXTEXT_NXTEXT_INTERNAL_H */
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