74353a7fe4
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7516 a1c6a512-1295-4272-9138-f99709370657
555 lines
15 KiB
C
555 lines
15 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Daniel Stenberg
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdlib.h>
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#include <ctype.h>
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#include "lang.h"
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#include "string.h"
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#include "config.h"
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#include "file.h"
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#include "dir.h"
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#include "lcd.h"
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#include "lcd-remote.h"
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#include "sprintf.h"
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#include "errno.h"
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#include "system.h"
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#include "timefuncs.h"
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#include "screens.h"
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#include "talk.h"
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#include "mpeg.h"
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#include "audio.h"
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#include "mp3_playback.h"
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#include "settings.h"
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#include "ata.h"
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#include "kernel.h"
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#include "power.h"
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#include "powermgmt.h"
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#include "backlight.h"
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#include "atoi.h"
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#include "version.h"
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#include "font.h"
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#ifdef HAVE_MMC
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#include "ata_mmc.h"
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#endif
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#include "tree.h"
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#ifdef HAVE_LCD_BITMAP
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#include "bmp.h"
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#include "icons.h"
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#endif /* End HAVE_LCD_BITMAP */
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/* Format a large-range value for output, using the appropriate unit so that
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* the displayed value is in the range 1 <= display < 1000 (1024 for "binary"
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* units) if possible, and 3 significant digits are shown. If a buffer is
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* given, the result is snprintf()'d into that buffer, otherwise the result is
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* voiced.*/
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char *output_dyn_value(char *buf, int buf_size, int value,
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const unsigned char **units, bool bin_scale)
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{
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int scale = bin_scale ? 1024 : 1000;
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int fraction = 0;
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int unit_no = 0;
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int i;
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char tbuf[5];
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while (value >= scale)
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{
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fraction = value % scale;
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value /= scale;
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unit_no++;
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}
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if (bin_scale)
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fraction = fraction * 1000 / 1024;
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if (value >= 100 || !unit_no)
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tbuf[0] = '\0';
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else if (value >= 10)
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snprintf(tbuf, sizeof(tbuf), "%01d", fraction / 100);
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else
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snprintf(tbuf, sizeof(tbuf), "%02d", fraction / 10);
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if (buf)
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{
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if (strlen(tbuf))
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snprintf(buf, buf_size, "%d%s%s%s", value, str(LANG_POINT),
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tbuf, P2STR(units[unit_no]));
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else
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snprintf(buf, buf_size, "%d%s", value, P2STR(units[unit_no]));
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}
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else
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{
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/* strip trailing zeros from the fraction */
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for (i = strlen(tbuf) - 1; (i >= 0) && (tbuf[i] == '0'); i--)
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tbuf[i] = '\0';
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talk_number(value, true);
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if (tbuf[0] != 0)
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{
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talk_id(LANG_POINT, true);
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talk_spell(tbuf, true);
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}
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talk_id(P2ID(units[unit_no]), true);
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}
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return buf;
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}
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/* Create a filename with a number part in a way that the number is 1
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higher than the highest numbered file matching the same pattern.
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It is allowed that buffer and path point to the same memory location,
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saving a strcpy(). Path must always be given without trailing slash,. */
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char *create_numbered_filename(char *buffer, const char *path,
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const char *prefix, const char *suffix,
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int numberlen)
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{
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DIR *dir;
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struct dirent *entry;
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int max_num = 0;
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int pathlen;
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int prefixlen = strlen(prefix);
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char fmtstring[12];
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if (buffer != path)
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strncpy(buffer, path, MAX_PATH);
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pathlen = strlen(buffer);
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dir = opendir(pathlen ? buffer : "/");
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if (!dir)
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return NULL;
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while ((entry = readdir(dir)))
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{
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int curr_num;
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if (strncasecmp(entry->d_name, prefix, prefixlen)
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|| strcasecmp(entry->d_name + prefixlen + numberlen, suffix))
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continue;
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curr_num = atoi(entry->d_name + prefixlen);
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if (curr_num > max_num)
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max_num = curr_num;
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}
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closedir(dir);
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snprintf(fmtstring, sizeof(fmtstring), "/%%s%%0%dd%%s", numberlen);
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snprintf(buffer + pathlen, MAX_PATH - pathlen, fmtstring, prefix,
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max_num + 1, suffix);
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return buffer;
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}
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#ifdef HAVE_RTC
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/* Create a filename with a date+time part.
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It is allowed that buffer and path point to the same memory location,
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saving a strcpy(). Path must always be given without trailing slash. */
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char *create_datetime_filename(char *buffer, const char *path,
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const char *prefix, const char *suffix)
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{
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struct tm *tm = get_time();
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int pathlen;
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if (buffer != path)
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strncpy(buffer, path, MAX_PATH);
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pathlen = strlen(buffer);
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snprintf(buffer + pathlen, MAX_PATH - pathlen,
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"/%s%02d%02d%02d-%02d%02d%02d%s", prefix,
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tm->tm_year % 100, tm->tm_mon + 1, tm->tm_mday,
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tm->tm_hour, tm->tm_min, tm->tm_sec, suffix);
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return buffer;
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}
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#endif /* HAVE_RTC */
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/* Read (up to) a line of text from fd into buffer and return number of bytes
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* read (which may be larger than the number of bytes stored in buffer). If
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* an error occurs, -1 is returned (and buffer contains whatever could be
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* read). A line is terminated by a LF char. Neither LF nor CR chars are
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* stored in buffer.
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*/
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int read_line(int fd, char* buffer, int buffer_size)
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{
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int count = 0;
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int num_read = 0;
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errno = 0;
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while (count < buffer_size)
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{
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unsigned char c;
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if (1 != read(fd, &c, 1))
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break;
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num_read++;
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if ( c == '\n' )
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break;
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if ( c == '\r' )
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continue;
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buffer[count++] = c;
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}
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buffer[MIN(count, buffer_size - 1)] = 0;
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return errno ? -1 : num_read;
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}
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#ifdef HAVE_LCD_BITMAP
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#if LCD_DEPTH <= 8
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#define BMP_NUMCOLORS (1 << LCD_DEPTH)
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#else
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#define BMP_NUMCOLORS 0
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#endif
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#if LCD_DEPTH == 1
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#define BMP_BPP 1
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#define BMP_LINESIZE ((LCD_WIDTH/8 + 3) & ~3)
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#elif LCD_DEPTH <= 4
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#define BMP_BPP 4
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#define BMP_LINESIZE ((LCD_WIDTH/2 + 3) & ~3)
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#elif LCD_DEPTH <= 8
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#define BMP_BPP 8
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#define BMP_LINESIZE ((LCD_WIDTH + 3) & ~3)
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#elif LCD_DEPTH <= 16
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#define BMP_BPP 16
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#define BMP_LINESIZE ((LCD_WIDTH*2 + 3) & ~3)
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#else
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#define BMP_BPP 24
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#define BMP_LINESIZE ((LCD_WIDTH*3 + 3) & ~3)
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#endif
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#define BMP_HEADERSIZE (54 + 4 * BMP_NUMCOLORS)
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#define BMP_DATASIZE (BMP_LINESIZE * LCD_HEIGHT)
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#define BMP_TOTALSIZE (BMP_HEADERSIZE + BMP_DATASIZE)
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#define LE16_CONST(x) (x)&0xff, ((x)>>8)&0xff
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#define LE32_CONST(x) (x)&0xff, ((x)>>8)&0xff, ((x)>>16)&0xff, ((x)>>24)&0xff
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static const unsigned char bmpheader[] =
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{
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0x42, 0x4d, /* 'BM' */
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LE32_CONST(BMP_TOTALSIZE), /* Total file size */
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0x00, 0x00, 0x00, 0x00, /* Reserved */
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LE32_CONST(BMP_HEADERSIZE), /* Offset to start of pixel data */
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0x28, 0x00, 0x00, 0x00, /* Size of (2nd) header */
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LE32_CONST(LCD_WIDTH), /* Width in pixels */
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LE32_CONST(LCD_HEIGHT), /* Height in pixels */
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0x01, 0x00, /* Number of planes (always 1) */
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LE16_CONST(BMP_BPP), /* Bits per pixel 1/4/8/16/24 */
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0x00, 0x00, 0x00, 0x00, /* Compression mode, 0 = none */
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LE32_CONST(BMP_DATASIZE), /* Size of bitmap data */
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0xc4, 0x0e, 0x00, 0x00, /* Horizontal resolution (pixels/meter) */
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0xc4, 0x0e, 0x00, 0x00, /* Vertical resolution (pixels/meter) */
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LE32_CONST(BMP_NUMCOLORS), /* Number of used colours */
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LE32_CONST(BMP_NUMCOLORS), /* Number of important colours */
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#if LCD_DEPTH == 1
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0x90, 0xee, 0x90, 0x00, /* Colour #0 */
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0x00, 0x00, 0x00, 0x00 /* Colour #1 */
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#elif LCD_DEPTH == 2
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0xe6, 0xd8, 0xad, 0x00, /* Colour #0 */
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0x99, 0x90, 0x73, 0x00, /* Colour #1 */
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0x4c, 0x48, 0x39, 0x00, /* Colour #2 */
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0x00, 0x00, 0x00, 0x00 /* Colour #3 */
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#endif
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};
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void screen_dump(void)
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{
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int fh;
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int bx, by, iy;
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int src_byte;
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char filename[MAX_PATH];
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#if LCD_DEPTH == 1
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int ix, src_mask, dst_mask;
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static unsigned char line_block[8][BMP_LINESIZE];
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#elif LCD_DEPTH == 2
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int src_byte2;
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static unsigned char line_block[4][BMP_LINESIZE];
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#endif
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#ifdef HAVE_RTC
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create_datetime_filename(filename, "", "dump ", ".bmp");
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#else
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create_numbered_filename(filename, "", "dump_", ".bmp", 4);
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#endif
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fh = creat(filename, O_WRONLY);
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if (fh < 0)
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return;
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write(fh, bmpheader, sizeof(bmpheader));
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/* BMP image goes bottom up */
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#if LCD_DEPTH == 1
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for (by = LCD_HEIGHT/8 - 1; by >= 0; by--)
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{
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memset(&line_block[0][0], 0, sizeof(line_block));
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for (bx = 0; bx < LCD_WIDTH/8; bx++)
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{
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dst_mask = 0x01;
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for (ix = 7; ix >= 0; ix--)
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{
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src_byte = lcd_framebuffer[by][8*bx+ix];
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src_mask = 0x01;
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for (iy = 7; iy >= 0; iy--)
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{
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if (src_byte & src_mask)
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line_block[iy][bx] |= dst_mask;
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src_mask <<= 1;
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}
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dst_mask <<= 1;
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}
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}
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write(fh, &line_block[0][0], sizeof(line_block));
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}
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#elif LCD_DEPTH == 2
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for (by = LCD_HEIGHT/4 - 1; by >= 0; by--)
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{
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memset(&line_block[0][0], 0, sizeof(line_block));
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for (bx = 0; bx < LCD_WIDTH/2; bx++)
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{
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src_byte = lcd_framebuffer[by][2*bx];
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src_byte2 = lcd_framebuffer[by][2*bx+1];
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for (iy = 3; iy >= 0; iy--)
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{
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line_block[iy][bx] = ((src_byte & 3) << 4) | (src_byte2 & 3);
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src_byte >>= 2;
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src_byte2 >>= 2;
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}
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}
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write(fh, &line_block[0][0], sizeof(line_block));
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}
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#endif
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close(fh);
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}
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#endif
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/* parse a line from a configuration file. the line format is:
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name: value
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Any whitespace before setting name or value (after ':') is ignored.
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A # as first non-whitespace character discards the whole line.
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Function sets pointers to null-terminated setting name and value.
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Returns false if no valid config entry was found.
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*/
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bool settings_parseline(char* line, char** name, char** value)
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{
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char* ptr;
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while ( isspace(*line) )
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line++;
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if ( *line == '#' )
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return false;
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ptr = strchr(line, ':');
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if ( !ptr )
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return false;
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*name = line;
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*ptr = 0;
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ptr++;
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while (isspace(*ptr))
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ptr++;
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*value = ptr;
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return true;
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}
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static void system_flush(void)
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{
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tree_flush();
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}
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static void system_restore(void)
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{
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tree_restore();
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}
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static bool clean_shutdown(void (*callback)(void *), void *parameter)
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{
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#ifdef SIMULATOR
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(void)callback;
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(void)parameter;
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exit(0);
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#else
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#ifndef HAVE_POWEROFF_WHILE_CHARGING
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if(!charger_inserted())
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#endif
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{
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lcd_clear_display();
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splash(0, true, str(LANG_SHUTTINGDOWN));
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if (callback != NULL)
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callback(parameter);
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system_flush();
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shutdown_hw();
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}
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#endif
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return false;
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}
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#ifdef HAVE_CHARGING
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static bool waiting_to_resume_play = false;
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static long play_resume_tick;
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static void car_adapter_mode_processing(bool inserted)
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{
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if (global_settings.car_adapter_mode)
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{
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if(inserted)
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{
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/*
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* Just got plugged in, delay & resume if we were playing
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*/
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if (audio_status() & AUDIO_STATUS_PAUSE)
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{
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/* delay resume a bit while the engine is cranking */
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play_resume_tick = current_tick + HZ*5;
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waiting_to_resume_play = true;
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}
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}
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else
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{
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/*
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* Just got unplugged, pause if playing
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*/
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if ((audio_status() & AUDIO_STATUS_PLAY) &&
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!(audio_status() & AUDIO_STATUS_PAUSE))
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{
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audio_pause();
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}
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}
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}
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}
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static void car_adapter_tick(void)
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{
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if (waiting_to_resume_play)
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{
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if (TIME_AFTER(current_tick, play_resume_tick))
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{
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if (audio_status() & AUDIO_STATUS_PAUSE)
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{
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audio_resume();
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}
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waiting_to_resume_play = false;
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}
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}
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}
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void car_adapter_mode_init(void)
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{
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tick_add_task(car_adapter_tick);
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}
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#endif
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long default_event_handler_ex(long event, void (*callback)(void *), void *parameter)
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{
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switch(event)
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{
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case SYS_USB_CONNECTED:
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if (callback != NULL)
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callback(parameter);
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#ifdef HAVE_MMC
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if (!mmc_touched() || (mmc_remove_request() == SYS_MMC_EXTRACTED))
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#endif
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{
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system_flush();
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usb_screen();
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system_restore();
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}
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return SYS_USB_CONNECTED;
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case SYS_POWEROFF:
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if (!clean_shutdown(callback, parameter))
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return SYS_POWEROFF;
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break;
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#ifdef HAVE_CHARGING
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case SYS_CHARGER_CONNECTED:
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car_adapter_mode_processing(true);
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return SYS_CHARGER_CONNECTED;
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case SYS_CHARGER_DISCONNECTED:
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car_adapter_mode_processing(false);
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return SYS_CHARGER_DISCONNECTED;
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#endif
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}
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return 0;
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}
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long default_event_handler(long event)
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{
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return default_event_handler_ex(event, NULL, NULL);
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}
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int show_logo( void )
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{
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#ifdef HAVE_LCD_BITMAP
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char version[32];
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int font_h, font_w;
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lcd_clear_display();
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#if LCD_WIDTH == 112 || LCD_WIDTH == 128
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lcd_bitmap(rockbox112x37, 0, 10, 112, 37);
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#endif
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#if LCD_WIDTH >= 160
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lcd_bitmap(rockbox160x53x2, 0, 10, 160, 53);
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#endif
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#ifdef HAVE_REMOTE_LCD
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lcd_remote_clear_display();
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lcd_remote_bitmap(rockbox112x37,10,14,112,37);
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#endif
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snprintf(version, sizeof(version), "Ver. %s", appsversion);
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lcd_setfont(FONT_SYSFIXED);
|
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lcd_getstringsize("A", &font_w, &font_h);
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lcd_putsxy((LCD_WIDTH/2) - ((strlen(version)*font_w)/2),
|
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LCD_HEIGHT-font_h, version);
|
|
lcd_update();
|
|
|
|
#ifdef HAVE_REMOTE_LCD
|
|
lcd_remote_setfont(FONT_SYSFIXED);
|
|
lcd_remote_getstringsize("A", &font_w, &font_h);
|
|
lcd_remote_putsxy((LCD_REMOTE_WIDTH/2) - ((strlen(version)*font_w)/2),
|
|
LCD_REMOTE_HEIGHT-font_h, version);
|
|
lcd_remote_update();
|
|
#endif
|
|
|
|
#else
|
|
char *rockbox = " ROCKbox!";
|
|
lcd_clear_display();
|
|
lcd_double_height(true);
|
|
lcd_puts(0, 0, rockbox);
|
|
lcd_puts(0, 1, appsversion);
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|
#endif
|
|
|
|
return 0;
|
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}
|