diff -r 000000000000 -r 5cab3034d3a1 IntegerArray.m
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/IntegerArray.m	Wed Sep 02 08:41:25 2009 -0700
@@ -0,0 +1,53 @@
+//
+//  IntegerArray.m
+//  Cloudy
+//
+//  Created by Jens Alfke on 6/23/08.
+//  Copyright 2008 Jens Alfke. All rights reserved.
+//
+
+#import "IntegerArray.h"
+
+
+@implementation IntegerArray
+
+- (id) init
+{
+    self = [super init];
+    if (self != nil) {
+        _storage = [[NSMutableData alloc] initWithCapacity: 10*sizeof(SInt32)];
+    }
+    return self;
+}
+
+- (void) dealloc
+{
+    [_storage release];
+    [super dealloc];
+}
+
+
+
+- (NSUInteger)count             {return _count;}
+- (const SInt32*) allIntegers   {return _integers;}
+
+- (SInt32) integerAtIndex: (NSUInteger)index
+{
+    Assert(index<_count);
+    return _integers[index];
+}
+
+- (void) setInteger: (SInt32)value atIndex: (NSUInteger)index
+{
+    Assert(index<_count);
+    _integers[index] = value;
+}
+
+- (void) addInteger: (SInt32)value
+{
+    [_storage appendBytes: &value length: sizeof(value)];
+    _count++;
+    _integers = [_storage mutableBytes];
+}
+
+@end