xref: /trunk/main/chart2/source/inc/CloneHelper.hxx (revision 91144cd0085a7583d2099b982122deb2184ab956)
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21 
22 
23 #ifndef CHART2_CLONEHELPER_HXX
24 #define CHART2_CLONEHELPER_HXX
25 
26 #include <com/sun/star/util/XCloneable.hpp>
27 
28 #include <map>
29 #include <functional>
30 #include <algorithm>
31 
32 
33 // std::back_inserter lives in <iterator>.  VC9's headers pulled it in
34 // transitively, a modern one does not.
35 #include <iterator>
36 namespace chart
37 {
38 namespace CloneHelper
39 {
40 
41 /// functor that clones a UNO-Reference
42 template< class Interface >
43     struct CreateRefClone : public ::std::unary_function< Interface, Interface >
44 {
operator ()chart::CloneHelper::CreateRefClone45     Interface operator() ( const Interface & xOther )
46     {
47         Interface xResult;
48         ::com::sun::star::uno::Reference< ::com::sun::star::util::XCloneable >
49               xCloneable( xOther, ::com::sun::star::uno::UNO_QUERY );
50         if( xCloneable.is())
51             xResult.set( xCloneable->createClone(), ::com::sun::star::uno::UNO_QUERY );
52 
53         return xResult;
54     }
55 };
56 
57 /// functor that clones a map element with a UNO-Reference as value
58 template< typename Key, class Interface >
59     struct CreateRefWithKeyClone : public ::std::unary_function<
60         ::std::pair<  Key, Interface >,
61         ::std::pair<  Key, Interface > >
62 {
operator ()chart::CloneHelper::CreateRefWithKeyClone63     ::std::pair< Key, Interface > operator() (
64         const ::std::pair< Key, Interface > & rOther )
65     {
66         Interface xResult;
67         ::com::sun::star::uno::Reference< ::com::sun::star::util::XCloneable >
68               xCloneable( rOther.second, ::com::sun::star::uno::UNO_QUERY );
69         if( xCloneable.is())
70             xResult.set( xCloneable->createClone(), ::com::sun::star::uno::UNO_QUERY );
71 
72         return ::std::make_pair< Key, Interface >( rOther.first, xResult );
73     }
74 };
75 
76 /// clones a vector of UNO-References
77 template< class Interface >
CloneRefVector(const::std::vector<Interface> & rSource,::std::vector<Interface> & rDestination)78     void CloneRefVector(
79         const ::std::vector< Interface > & rSource,
80         ::std::vector< Interface > & rDestination )
81 {
82     ::std::transform( rSource.begin(), rSource.end(),
83                       ::std::back_inserter( rDestination ),
84                       CreateRefClone< Interface >());
85 }
86 
87 template< typename  Key, class Interface >
CloneRefPairVector(const::std::vector<::std::pair<Key,Interface>> & rSource,::std::vector<::std::pair<Key,Interface>> & rDestination)88     void CloneRefPairVector(
89         const ::std::vector< ::std::pair< Key, Interface > > & rSource,
90         ::std::vector< ::std::pair< Key, Interface > > & rDestination )
91 {
92     ::std::transform( rSource.begin(), rSource.end(),
93                       ::std::back_inserter( rDestination ),
94                       CreateRefWithKeyClone< Key, Interface >());
95 }
96 
97 /// clones a map of elements with a UNO-Reference as value
98 template< typename Key, class Interface >
CloneRefMap(const::std::map<Key,Interface> & rSource,::std::map<Key,Interface> & rDestination)99     void CloneRefMap(
100         const ::std::map< Key, Interface > & rSource,
101         ::std::map< Key, Interface > & rDestination )
102 {
103     ::std::transform( rSource.begin(), rSource.end(),
104                       ::std::inserter( rDestination, rDestination.begin() ),
105                       CreateRefWithKeyClone< const Key, Interface >());
106 }
107 
108 /// clones a UNO-sequence of UNO-References
109 template< class Interface >
CloneRefSequence(const::com::sun::star::uno::Sequence<Interface> & rSource,::com::sun::star::uno::Sequence<Interface> & rDestination)110     void CloneRefSequence(
111         const ::com::sun::star::uno::Sequence< Interface > & rSource,
112         ::com::sun::star::uno::Sequence< Interface > & rDestination )
113 {
114     rDestination.realloc( rSource.getLength());
115     ::std::transform( rSource.getConstArray(), rSource.getConstArray() + rSource.getLength(),
116                       rDestination.getArray(),
117                       CreateRefClone< Interface >());
118 }
119 
120 } //  namespace CloneHelper
121 } //  namespace chart
122 
123 // CHART2_CLONEHELPER_HXX
124 #endif
125