New trunk

bzr revid: pinky-3f10ee12cea3c4c75cef44ab04ad33ef47432907

1 files changed, 43 insertions, 0 deletions

diff --git a/bin/pychart/object_set.py b/bin/pychart/object_set.py
new file mode 100644
index 00000000000..7d3c9ab70d7
--- /dev/null
+++ b/bin/pychart/object_set.py
@@ -0,0 +1,43 @@
+#
+# Copyright (C) 2000-2005 by Yasushi Saito (yasushi.saito@gmail.com)
+# 
+# Jockey 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; either version 2, or (at your option) any
+# later version.
+#
+# Jockey 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.
+#
+class T(object):
+    def __init__(self, *objs):
+        self.__objs = list(objs)
+    def add(self, *objs):
+        self.__objs.extend(objs)
+    def add_objects(self, objs):
+        self.__objs.extend(objs)
+    def iterate(self):
+        return Iterator(self)
+    def list(self):
+        return self.__objs
+    def __getitem__(self, idx):
+        return self.__objs[idx]
+    def nth(self, idx):
+        return self.__objs[idx]
+    
+class Iterator(object):
+    def __init__(self, set_):
+        self.__set = set_
+        self.__idx = 0
+    def reset(self):
+        self.__idx = 0
+    def next(self):
+        val = self.__set.nth(self.__idx)
+        self.__idx += 1
+        if self.__idx >= len(self.__set.list()):
+            self.__idx = 0
+        return val
+
+