added wxLongLong::ToDouble()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35323 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2005-08-28 00:03:30 +00:00
parent 0f71b9da7f
commit e7aaf2dedd
4 changed files with 45 additions and 0 deletions
--- a/src/common/longlong.cpp
+++ b/src/common/longlong.cpp
@@ -134,6 +134,19 @@ wxLongLongWx& wxLongLongWx::Assign(double d)
    return *this;
 }

+double wxLongLongWx::ToDouble() const
+{
+    double d = m_hi;
+    d *= 1.0 + (double)ULONG_MAX;
+    d += m_lo;
+
+#ifdef wxLONGLONG_TEST_MODE
+    wxASSERT( d == m_ll );
+#endif // wxLONGLONG_TEST_MODE
+
+    return d;
+}
+
 wxLongLongWx wxLongLongWx::operator<<(int shift) const
 {
    wxLongLongWx ll(*this);