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Copy pathInternedStringBinding.cpp
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124 lines (106 loc) · 3.73 KB
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//////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2008-2013, Image Engine Design Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// * Neither the name of Image Engine Design nor the names of any
// other contributors to this software may be used to endorse or
// promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//////////////////////////////////////////////////////////////////////////
#include "boost/python.hpp"
#include "IECorePython/InternedStringBinding.h"
#include "IECore/InternedString.h"
#include "boost/functional/hash.hpp"
using namespace std;
using namespace boost;
using namespace boost::python;
using namespace IECore;
namespace IECorePython
{
struct InternedStringFromPython
{
InternedStringFromPython()
{
converter::registry::push_back(
&convertible,
&construct,
type_id<InternedString> ()
);
}
static void *convertible( PyObject *obj_ptr )
{
if ( !PyUnicode_Check( obj_ptr ) )
{
return nullptr;
}
return obj_ptr;
}
static void construct(
PyObject *obj_ptr,
converter::rvalue_from_python_stage1_data *data )
{
assert( obj_ptr );
void* storage = (( converter::rvalue_from_python_storage<InternedString>* ) data )->storage.bytes;
Py_ssize_t size;
const char *c = PyUnicode_AsUTF8AndSize( obj_ptr, &size );
new( storage ) InternedString( c, size );
data->convertible = storage;
}
};
static string repr( const InternedString &str )
{
stringstream s;
s << "IECore.InternedString(\"" << str.value() << "\")";
return s.str();
}
static size_t hash( const InternedString &str )
{
return boost::hash<const char *>()( str.c_str() );
}
static size_t len( const InternedString &str )
{
return str.string().length();
}
void bindInternedString()
{
class_<InternedString>( "InternedString" )
.def( init<const char *>() )
.def( init<InternedString>() )
.def( init<int64_t>() )
.def( "__str__", &InternedString::value, return_value_policy<copy_const_reference>() )
.def( "value", &InternedString::value, return_value_policy<copy_const_reference>() )
.def( self == self )
.def( self != self )
.def( "numUniqueStrings", &InternedString::numUniqueStrings ).staticmethod( "numUniqueStrings" )
.def( "__repr__", &repr )
.def( "__hash__", &hash )
.def( "__len__", &len )
;
implicitly_convertible<InternedString, string>();
InternedStringFromPython();
}
} // namespace IECorePython