From c8899addfd2deed3d84be2de234681db64987722 Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Mon, 30 Apr 2007 06:26:38 +0000
Subject: Rearranged the sources a bit.

---
 src/py_balance.cc | 202 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 202 insertions(+)
 create mode 100644 src/py_balance.cc

(limited to 'src/py_balance.cc')

diff --git a/src/py_balance.cc b/src/py_balance.cc
new file mode 100644
index 00000000..372bf1e9
--- /dev/null
+++ b/src/py_balance.cc
@@ -0,0 +1,202 @@
+using namespace boost::python;
+using namespace ledger;
+
+unsigned int balance_len(balance_t& bal)
+{
+  return bal.amounts.size();
+}
+
+amount_t balance_getitem(balance_t& bal, int i)
+{
+  std::size_t len = bal.amounts.size();
+
+  if (abs(i) >= len) {
+    PyErr_SetString(PyExc_IndexError, "Index out of range");
+    throw_error_already_set();
+  }
+
+  int x = i < 0 ? len + i : i;
+  amounts_map::iterator elem = bal.amounts.begin();
+  while (--x >= 0)
+    elem++;
+
+  return (*elem).second;
+}
+
+unsigned int balance_pair_len(balance_pair_t& bal_pair)
+{
+  return balance_len(bal_pair.quantity);
+}
+
+amount_t balance_pair_getitem(balance_pair_t& bal_pair, int i)
+{
+  return balance_getitem(bal_pair.quantity, i);
+}
+
+void export_balance()
+{
+  class_< balance_t > ("Balance")
+    .def(init<balance_t>())
+    .def(init<amount_t>())
+    .def(init<long>())
+    .def(init<unsigned long>())
+    .def(init<double>())
+
+    .def(self += self)
+    .def(self += other<amount_t>())
+    .def(self += long())
+    .def(self +  self)
+    .def(self +  other<amount_t>())
+    .def(self +  long())
+    .def(self -= self)
+    .def(self -= other<amount_t>())
+    .def(self -= long())
+    .def(self -  self)
+    .def(self -  other<amount_t>())
+    .def(self -  long())
+    .def(self *= self)
+    .def(self *= other<amount_t>())
+    .def(self *= long())
+    .def(self *  self)
+    .def(self *  other<amount_t>())
+    .def(self *  long())
+    .def(self /= self)
+    .def(self /= other<amount_t>())
+    .def(self /= long())
+    .def(self /  self)
+    .def(self /  other<amount_t>())
+    .def(self /  long())
+    .def(- self)
+
+    .def(self <  self)
+    .def(self <  other<amount_t>())
+    .def(self <  long())
+    .def(self <= self)
+    .def(self <= other<amount_t>())
+    .def(self <= long())
+    .def(self >  self)
+    .def(self >  other<amount_t>())
+    .def(self >  long())
+    .def(self >= self)
+    .def(self >= other<amount_t>())
+    .def(self >= long())
+    .def(self == self)
+    .def(self == other<amount_t>())
+    .def(self == long())
+    .def(self != self)
+    .def(self != other<amount_t>())
+    .def(self != long())
+    .def(! self)
+
+    .def(self_ns::str(self))
+
+    .def("__abs__", &balance_t::abs)
+    .def("__len__", balance_len)
+    .def("__getitem__", balance_getitem)
+
+    .def("valid",  &balance_t::valid)
+
+    .def("realzero", &balance_t::realzero)
+    .def("amount", &balance_t::amount)
+    .def("value",  &balance_t::value)
+    .def("price",  &balance_t::price)
+    .def("date",  &balance_t::date)
+    .def("strip_annotations", &balance_t::strip_annotations)
+    .def("write",  &balance_t::write)
+    .def("round",  &balance_t::round)
+    .def("negate", &balance_t::negate)
+    .def("negated", &balance_t::negated)
+    ;
+
+  class_< balance_pair_t > ("BalancePair")
+    .def(init<balance_pair_t>())
+    .def(init<balance_t>())
+    .def(init<amount_t>())
+    .def(init<long>())
+    .def(init<unsigned long>())
+    .def(init<double>())
+
+    .def(self += self)
+    .def(self += other<balance_t>())
+    .def(self += other<amount_t>())
+    .def(self += long())
+    .def(self +  self)
+    .def(self +  other<balance_t>())
+    .def(self +  other<amount_t>())
+    .def(self +  long())
+    .def(self -= self)
+    .def(self -= other<balance_t>())
+    .def(self -= other<amount_t>())
+    .def(self -= long())
+    .def(self -  self)
+    .def(self -  other<balance_t>())
+    .def(self -  other<amount_t>())
+    .def(self -  long())
+    .def(self *= self)
+    .def(self *= other<balance_t>())
+    .def(self *= other<amount_t>())
+    .def(self *= long())
+    .def(self *  self)
+    .def(self *  other<balance_t>())
+    .def(self *  other<amount_t>())
+    .def(self *  long())
+    .def(self /= self)
+    .def(self /= other<balance_t>())
+    .def(self /= other<amount_t>())
+    .def(self /= long())
+    .def(self /  self)
+    .def(self /  other<balance_t>())
+    .def(self /  other<amount_t>())
+    .def(self /  long())
+    .def(- self)
+
+    .def(self <  self)
+    .def(self <  other<balance_t>())
+    .def(self <  other<amount_t>())
+    .def(self <  long())
+    .def(self <= self)
+    .def(self <= other<balance_t>())
+    .def(self <= other<amount_t>())
+    .def(self <= long())
+    .def(self >  self)
+    .def(self >  other<balance_t>())
+    .def(self >  other<amount_t>())
+    .def(self >  long())
+    .def(self >= self)
+    .def(self >= other<balance_t>())
+    .def(self >= other<amount_t>())
+    .def(self >= long())
+    .def(self == self)
+    .def(self == other<balance_t>())
+    .def(self == other<amount_t>())
+    .def(self == long())
+    .def(self != self)
+    .def(self != other<balance_t>())
+    .def(self != other<amount_t>())
+    .def(self != long())
+    .def(! self)
+
+    .def(self_ns::str(self))
+
+    .def("__abs__", &balance_pair_t::abs)
+    .def("__len__", balance_pair_len)
+    .def("__getitem__", balance_pair_getitem)
+
+    .def("valid",  &balance_pair_t::valid)
+
+    .def("realzero", &balance_pair_t::realzero)
+    .def("amount", &balance_pair_t::amount)
+    .def("value",  &balance_pair_t::value)
+    .def("price",  &balance_pair_t::price)
+    .def("date",  &balance_pair_t::date)
+    .def("strip_annotations", &balance_pair_t::strip_annotations)
+    .def("write",  &balance_pair_t::write)
+    .def("round",  &balance_pair_t::round)
+    .def("negate", &balance_pair_t::negate)
+    .def("negated", &balance_pair_t::negated)
+
+    .add_property("cost",
+		  make_getter(&balance_pair_t::cost,
+			      return_value_policy<reference_existing_object>()))
+    ;
+}
-- 
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