Update of /cvsroot/boost-sandbox/boost-sandbox/libs/units/example
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv2954
Modified Files:
unit_example_16.cpp
Log Message:
demonstrates use of trivial_inverse_conversion
Index: unit_example_16.cpp
===================================================================
RCS file: /cvsroot/boost-sandbox/boost-sandbox/libs/units/example/unit_example_16.cpp,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -u -d -r1.1.1.1 -r1.2
--- unit_example_16.cpp 16 Mar 2007 18:29:52 -0000 1.1.1.1
+++ unit_example_16.cpp 29 Mar 2007 16:48:14 -0000 1.2
@@ -64,26 +64,20 @@
// IO helper class
template<>
-struct unit_info<nautical::system_tag,length_tag>
+struct base_unit_info<length_tag,nautical::system_tag>
{
static std::string name() { return "nautical mile"; }
static std::string symbol() { return "nmi"; }
};
-// helpers for conversions between nautical length and SI length
+// helper for conversions between nautical length and SI length
template<>
-struct base_unit_converter<length_tag,nautical::system_tag,SI::system_tag>
+struct base_unit_converter<length_tag,nautical::system_tag,SI::system_tag> :
+ public trivial_inverse_conversion
{
typedef double type;
static type value() { return 1.852e3; }
};
-
-template<>
-struct base_unit_converter<length_tag,SI::system_tag,nautical::system_tag>
-{
- typedef double type;
- static type value() { return 1.0/1.852e3; }
-};
//]
//[unit_example_16_class_snippet_2
@@ -103,7 +97,7 @@
// IO helper class
template<>
-struct unit_info<imperial::system_tag,length_tag>
+struct base_unit_info<length_tag,imperial::system_tag>
{
static std::string name() { return "foot"; }
static std::string symbol() { return "ft"; }
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