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nodetypeptr.h
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00021 # ifndef OPENVRML_NODETYPEPTR_H
00022 # define OPENVRML_NODETYPEPTR_H
00023
00024 # include <stddef.h>
00025 # include <assert.h>
00026 # include "common.h"
00027
00028 namespace OpenVRML {
00029
00030 class NodeType;
00031
00032 class OPENVRML_SCOPE NodeTypePtr {
00033 NodeType * nodeType;
00034 size_t * count;
00035
00036 public:
00037 explicit NodeTypePtr(NodeType * nodeType = 0);
00038 NodeTypePtr(const NodeTypePtr & nodeTypePtr);
00039 ~NodeTypePtr();
00040
00041 operator bool() const;
00042
00043 NodeTypePtr & operator=(const NodeTypePtr & nodeTypePtr);
00044
00045 bool operator==(const NodeTypePtr & nodeTypePtr) const;
00046
00047 NodeType & operator*() const;
00048 NodeType * operator->() const;
00049 NodeType * get() const;
00050
00051 void reset(NodeType * nodeType = 0);
00052
00053 private:
00054 void dispose();
00055 };
00056
00057 inline NodeTypePtr::~NodeTypePtr() {
00058 this->dispose();
00059 }
00060
00061 inline NodeTypePtr::operator bool() const {
00062 return this->nodeType;
00063 }
00064
00065 inline bool NodeTypePtr::operator==(const NodeTypePtr & nodeTypePtr) const {
00066 return (this->nodeType == nodeTypePtr.nodeType);
00067 }
00068
00069 inline NodeType & NodeTypePtr::operator*() const {
00070 assert(this->nodeType);
00071 return *this->nodeType;
00072 }
00073
00074 inline NodeType * NodeTypePtr::operator->() const {
00075 assert(this->nodeType);
00076 return this->nodeType;
00077 }
00078
00079 inline NodeType * NodeTypePtr::get() const {
00080 assert(this->nodeType);
00081 return this->nodeType;
00082 }
00083 }
00084
00085 # endif