63 lines
1.6 KiB
C++
63 lines
1.6 KiB
C++
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file pandaNode_ext.h
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* @author CFSworks
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* @date 2014-03-30
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*/
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#ifndef PANDANODE_EXT_H
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#define PANDANODE_EXT_H
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#include "dtoolbase.h"
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#ifdef HAVE_PYTHON
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#include "extension.h"
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#include "pandaNode.h"
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#include "py_panda.h"
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/**
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* This class defines the extension methods for PandaNode, which are called
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* instead of any C++ methods with the same prototype.
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*/
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template<>
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class Extension<PandaNode> : public ExtensionBase<PandaNode> {
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public:
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PT(PandaNode) __copy__() const;
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PyObject *__deepcopy__(PyObject *self, PyObject *memo) const;
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PyObject *get_tag_keys() const;
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PyObject *get_python_tags();
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int set_python_tag(PyObject *keys, PyObject *value);
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PyObject *get_python_tag(PyObject *keys) const;
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bool has_python_tag(PyObject *keys) const;
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void clear_python_tag(PyObject *keys);
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PyObject *get_python_tag_keys() const;
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// This is defined to implement cycle detection in Python tags.
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int __traverse__(visitproc visit, void *arg);
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private:
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PyObject *do_get_python_tags();
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// This is what actually stores the Python tags.
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class PythonTagDataImpl : public PandaNode::PythonTagData {
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public:
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PythonTagDataImpl() : _dict(PyDict_New()) {};
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PythonTagDataImpl(const PythonTagDataImpl ©) : _dict(PyDict_Copy(copy._dict)) {};
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virtual ~PythonTagDataImpl();
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PyObject *_dict;
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};
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};
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#endif // HAVE_PYTHON
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#endif // PANDANODE_EXT_H
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