From de8d9c5630ae46378c50faf97f7d2e97fe139e30 Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Thu, 29 Aug 2013 19:24:51 -0500
Subject: altoslib, altosui: Restructured state management now does TM eeprom
 files

Removed uses of AltosRecord from AltosState, now just need to rewrite
the other AltosState changing code to match

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 altoslib/AltosEepromIterable.java | 72 +++++++++++++++++++++++++++++++++++++--
 1 file changed, 70 insertions(+), 2 deletions(-)

(limited to 'altoslib/AltosEepromIterable.java')

diff --git a/altoslib/AltosEepromIterable.java b/altoslib/AltosEepromIterable.java
index 470a7a8a..8e6a2313 100644
--- a/altoslib/AltosEepromIterable.java
+++ b/altoslib/AltosEepromIterable.java
@@ -21,6 +21,74 @@ import java.io.*;
 import java.util.*;
 import java.text.*;
 
+class AltosEepromOrdered implements Comparable<AltosEepromOrdered> {
+	AltosEeprom	eeprom;
+	int		index;
+	int		tick;
+
+	int cmdi() {
+		if (eeprom.cmd == AltosLib.AO_LOG_FLIGHT)
+			return 0;
+		return 1;
+	}
+
+	public int compareTo(AltosEepromOrdered o) {
+		int	cmd_diff = cmdi() - o.cmdi();
+
+		if (cmd_diff != 0)
+			return cmd_diff;
+
+		int	tick_diff = tick - o.tick;
+
+		if (tick_diff != 0)
+			return tick_diff;
+		return index - o.index;
+	}
+
+	AltosEepromOrdered (AltosEeprom eeprom, int index, int tick) {
+		this.eeprom = eeprom;
+		this.index = index;
+		this.tick = tick;
+	}
+}
+
+class AltosEepromOrderedIterator implements Iterator<AltosEeprom> {
+	TreeSet<AltosEepromOrdered>	olist;
+	Iterator<AltosEepromOrdered>	oiterator;
+
+	public AltosEepromOrderedIterator(Iterable<AltosEeprom> eeproms) {
+		olist = new TreeSet<AltosEepromOrdered>();
+
+		int	tick = 0;
+		int	index = 0;
+		boolean	first = true;
+
+		for (AltosEeprom e : eeproms) {
+			int	t = e.tick;
+			if (first)
+				tick = t;
+			else {
+				while (t < tick - 32767)
+					t += 65536;
+				tick = t;
+			}
+			olist.add(new AltosEepromOrdered(e, index++, tick));
+		}
+		oiterator = olist.iterator();
+	}
+
+	public boolean hasNext() {
+		return oiterator.hasNext();
+	}
+
+	public AltosEeprom next() {
+		return oiterator.next().eeprom;
+	}
+
+	public void remove () {
+	}
+}
+
 public class AltosEepromIterable implements Iterable<AltosEeprom> {
 	public LinkedList<AltosEeprom> eeproms;
 
@@ -30,7 +98,7 @@ public class AltosEepromIterable implements Iterable<AltosEeprom> {
 	}
 
 	public AltosState state() {
-		AltosState	state = new AltosState(null);
+		AltosState	state = new AltosState();
 
 		for (AltosEeprom header : eeproms)
 			header.update_state(state);
@@ -44,6 +112,6 @@ public class AltosEepromIterable implements Iterable<AltosEeprom> {
 	public Iterator<AltosEeprom> iterator() {
 		if (eeproms == null)
 			eeproms = new LinkedList<AltosEeprom>();
-		return eeproms.iterator();
+		return new AltosEepromOrderedIterator(eeproms);
 	}
 }
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