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/*
* Copyright © 2010 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
package org.altusmetrum.altoslib_8;
import java.io.*;
import java.util.*;
import java.text.*;
public class AltosEepromTm extends AltosEeprom {
public int i;
public int a;
public int b;
public static final int record_length = 2;
public void write(PrintStream out) {
out.printf("%c %4x %4x %4x\n", cmd, tick, a, b);
}
public int record_length() { return record_length; }
public String string() {
return String.format("%c %4x %4x %4x\n", cmd, tick, a, b);
}
public void update_state(AltosState state) {
super.update_state(state);
switch (cmd) {
case AltosLib.AO_LOG_FLIGHT:
state.set_state(AltosLib.ao_flight_boost);
state.set_flight(b);
break;
case AltosLib.AO_LOG_PRESSURE:
if (tick == 0)
state.set_ground_pressure(AltosConvert.barometer_to_pressure(b));
else
state.set_pressure(AltosConvert.barometer_to_pressure(b));
break;
case AltosLib.AO_LOG_STATE:
state.set_state(a);
break;
}
}
public AltosEepromTm (AltosEepromChunk chunk, int start, AltosState state) throws ParseException {
int value = chunk.data16(start);
int i = (chunk.address + start) / record_length;
cmd = chunk.data(start);
valid = true;
valid = !chunk.erased(start, record_length);
switch (i) {
case 0:
cmd = AltosLib.AO_LOG_FLIGHT;
tick = 0;
a = 0;
b = value;
break;
case 1:
cmd = AltosLib.AO_LOG_PRESSURE;
tick = 0;
a = 0;
b = value;
break;
default:
if ((value & 0x8000) != 0) {
cmd = AltosLib.AO_LOG_STATE;
tick = state.tick;
a = value & 0x7fff;
b = 0;
} else {
if (state.ascent)
tick = state.tick + 10;
else
tick = state.tick + 100;
cmd = AltosLib.AO_LOG_PRESSURE;
a = 0;
b = value;
}
break;
}
}
public AltosEepromTm (String line) {
valid = false;
tick = 0;
a = 0;
b = 0;
if (line == null) {
cmd = AltosLib.AO_LOG_INVALID;
} else {
try {
String[] tokens = line.split("\\s+");
if (tokens[0].length() == 1) {
if (tokens.length != 4) {
cmd = AltosLib.AO_LOG_INVALID;
} else {
cmd = tokens[0].codePointAt(0);
tick = Integer.parseInt(tokens[1],16);
valid = true;
a = Integer.parseInt(tokens[2],16);
b = Integer.parseInt(tokens[3],16);
}
} else {
cmd = AltosLib.AO_LOG_INVALID;
}
} catch (NumberFormatException ne) {
cmd = AltosLib.AO_LOG_INVALID;
}
}
}
public AltosEepromTm(int in_cmd, int in_tick, int in_a, int in_b) {
valid = true;
cmd = in_cmd;
tick = in_tick;
a = in_a;
b = in_b;
}
static public LinkedList<AltosEeprom> read(FileInputStream input) {
LinkedList<AltosEeprom> tms = new LinkedList<AltosEeprom>();
for (;;) {
try {
String line = AltosLib.gets(input);
if (line == null)
break;
AltosEepromTm tm = new AltosEepromTm(line);
tms.add(tm);
} catch (IOException ie) {
break;
}
}
return tms;
}
}
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