chart2/source/inc/CloneHelper.hxx

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  30 #ifndef CHART2_CLONEHELPER_HXX
  31 #define CHART2_CLONEHELPER_HXX
  32
  33 #include <com/sun/star/util/XCloneable.hpp>
  34
  35 #include <functional>
  36 #include <algorithm>
  37
  38 namespace chart
  39 {
  40 namespace CloneHelper
  41 {
  42
  43 /// functor that clones a UNO-Reference
  44 template< class Interface >
  45     struct CreateRefClone : public ::std::unary_function< Interface, Interface >
  46 {
  47     Interface operator() ( const Interface & xOther )
  48     {
  49         Interface xResult;
  50         ::com::sun::star::uno::Reference< ::com::sun::star::util::XCloneable >
  51               xCloneable( xOther, ::com::sun::star::uno::UNO_QUERY );
  52         if( xCloneable.is())
  53             xResult.set( xCloneable->createClone(), ::com::sun::star::uno::UNO_QUERY );
  54
  55         return xResult;
  56     }
  57 };
  58
  59 /// functor that clones a map element with a UNO-Reference as value
  60 template< typename Key, class Interface >
  61     struct CreateRefWithKeyClone : public ::std::unary_function<
  62         ::std::pair<  Key, Interface >,
  63         ::std::pair<  Key, Interface > >
  64 {
  65     ::std::pair< Key, Interface > operator() (
  66         const ::std::pair< Key, Interface > & rOther )
  67     {
  68         Interface xResult;
  69         ::com::sun::star::uno::Reference< ::com::sun::star::util::XCloneable >
  70               xCloneable( rOther.second, ::com::sun::star::uno::UNO_QUERY );
  71         if( xCloneable.is())
  72             xResult.set( xCloneable->createClone(), ::com::sun::star::uno::UNO_QUERY );
  73
  74         return ::std::make_pair< Key, Interface >( rOther.first, xResult );
  75     }
  76 };
  77
  78 /// clones a vector of UNO-References
  79 template< class Interface >
  80     void CloneRefVector(
  81         const ::std::vector< Interface > & rSource,
  82         ::std::vector< Interface > & rDestination )
  83 {
  84     ::std::transform( rSource.begin(), rSource.end(),
  85                       ::std::back_inserter( rDestination ),
  86                       CreateRefClone< Interface >());
  87 }
  88
  89 template< typename  Key, class Interface >
  90     void CloneRefPairVector(
  91         const ::std::vector< ::std::pair< Key, Interface > > & rSource,
  92         ::std::vector< ::std::pair< Key, Interface > > & rDestination )
  93 {
  94     ::std::transform( rSource.begin(), rSource.end(),
  95                       ::std::back_inserter( rDestination ),
  96                       CreateRefWithKeyClone< Key, Interface >());
  97 }
  98
  99 /// clones a map of elements with a UNO-Reference as value
 100 template< typename Key, class Interface >
 101     void CloneRefMap(
 102         const ::std::map< Key, Interface > & rSource,
 103         ::std::map< Key, Interface > & rDestination )
 104 {
 105     ::std::transform( rSource.begin(), rSource.end(),
 106                       ::std::inserter( rDestination, rDestination.begin() ),
 107                       CreateRefWithKeyClone< const Key, Interface >());
 108 }
 109
 110 /// clones a UNO-sequence of UNO-References
 111 template< class Interface >
 112     void CloneRefSequence(
 113         const ::com::sun::star::uno::Sequence< Interface > & rSource,
 114         ::com::sun::star::uno::Sequence< Interface > & rDestination )
 115 {
 116     rDestination.realloc( rSource.getLength());
 117     ::std::transform( rSource.getConstArray(), rSource.getConstArray() + rSource.getLength(),
 118                       rDestination.getArray(),
 119                       CreateRefClone< Interface >());
 120 }
 121
 122 } //  namespace CloneHelper
 123 } //  namespace chart
 124
 125 // CHART2_CLONEHELPER_HXX
 126 #endif