chart2/source/inc/Scaling.hxx

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  30 #ifndef _CHART2_SCALING_HXX
  31 #define _CHART2_SCALING_HXX
  32 #include "ServiceMacros.hxx"
  33 #include <com/sun/star/chart2/XScaling.hpp>
  34 #include <com/sun/star/lang/XServiceInfo.hpp>
  35 #include <com/sun/star/lang/XServiceName.hpp>
  36 #include <com/sun/star/uno/XComponentContext.hpp>
  37 #include <cppuhelper/implbase3.hxx>
  38
  39 //.............................................................................
  40 namespace chart
  41 {
  42 //.............................................................................
  43
  44 //-----------------------------------------------------------------------------
  45 /**
  46 */
  47
  48 class LogarithmicScaling :
  49         public ::cppu::WeakImplHelper3 <
  50         ::com::sun::star::chart2::XScaling,
  51         ::com::sun::star::lang::XServiceName,
  52         ::com::sun::star::lang::XServiceInfo
  53         >
  54 {
  55 public:
  56     /// base is 10.0
  57     explicit LogarithmicScaling(
  58         const ::com::sun::star::uno::Reference<
  59             ::com::sun::star::uno::XComponentContext > & xContext );
  60     LogarithmicScaling( double fBase = 10.0 );
  61     virtual ~LogarithmicScaling();
  62
  63     /// establish methods for factory instatiation
  64     APPHELPER_SERVICE_FACTORY_HELPER( LogarithmicScaling )
  65     /// declare XServiceInfo methods
  66     APPHELPER_XSERVICEINFO_DECL()
  67
  68     // ____ XScaling ____
  69     virtual double SAL_CALL doScaling( double value )
  70         throw (::com::sun::star::uno::RuntimeException);
  71
  72     virtual ::com::sun::star::uno::Reference<
  73         ::com::sun::star::chart2::XScaling > SAL_CALL
  74         getInverseScaling() throw (::com::sun::star::uno::RuntimeException);
  75
  76     // ____ XServiceName ____
  77     virtual ::rtl::OUString SAL_CALL getServiceName()
  78         throw (::com::sun::star::uno::RuntimeException);
  79
  80 private:
  81     const double m_fBase;
  82     const double m_fLogOfBase;
  83
  84     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >      m_xContext;
  85 };
  86
  87 // ----------------------------------------
  88
  89 class ExponentialScaling :
  90         public ::cppu::WeakImplHelper3 <
  91         ::com::sun::star::chart2::XScaling,
  92         ::com::sun::star::lang::XServiceName,
  93         ::com::sun::star::lang::XServiceInfo
  94         >
  95 {
  96 public:
  97     /// base is 10.0
  98     explicit ExponentialScaling(
  99         const ::com::sun::star::uno::Reference<
 100             ::com::sun::star::uno::XComponentContext > & xContext );
 101     explicit ExponentialScaling( double fBase = 10.0 );
 102     virtual ~ExponentialScaling();
 103
 104     /// establish methods for factory instatiation
 105     APPHELPER_SERVICE_FACTORY_HELPER( ExponentialScaling )
 106     /// declare XServiceInfo methods
 107     APPHELPER_XSERVICEINFO_DECL()
 108
 109     // ____ XScaling ____
 110         virtual double SAL_CALL
 111     doScaling( double value )
 112         throw (::com::sun::star::uno::RuntimeException);
 113
 114         virtual ::com::sun::star::uno::Reference<
 115         ::com::sun::star::chart2::XScaling > SAL_CALL
 116     getInverseScaling() throw (::com::sun::star::uno::RuntimeException);
 117
 118     // ____ XServiceName ____
 119     virtual ::rtl::OUString SAL_CALL getServiceName()
 120         throw (::com::sun::star::uno::RuntimeException);
 121
 122 private:
 123     const double m_fBase;
 124
 125     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >      m_xContext;
 126 };
 127
 128 // ----------------------------------------
 129
 130 class LinearScaling : public ::cppu::WeakImplHelper3 <
 131         ::com::sun::star::chart2::XScaling,
 132         ::com::sun::star::lang::XServiceName,
 133         ::com::sun::star::lang::XServiceInfo
 134         >
 135 {
 136 public:
 137     /// y(x) = x
 138     explicit LinearScaling(
 139         const ::com::sun::star::uno::Reference<
 140             ::com::sun::star::uno::XComponentContext > & xContext );
 141     /// y(x) = fSlope * x + fOffset
 142     LinearScaling( double fSlope = 1.0, double fOffset = 0.0 );
 143     virtual ~LinearScaling();
 144
 145     /// establish methods for factory instatiation
 146     APPHELPER_SERVICE_FACTORY_HELPER( LinearScaling )
 147     /// declare XServiceInfo methods
 148     APPHELPER_XSERVICEINFO_DECL()
 149
 150     // ____ XScaling ____
 151     virtual double SAL_CALL doScaling( double value )
 152         throw (::com::sun::star::uno::RuntimeException);
 153
 154     virtual ::com::sun::star::uno::Reference<
 155         ::com::sun::star::chart2::XScaling > SAL_CALL
 156         getInverseScaling() throw (::com::sun::star::uno::RuntimeException);
 157
 158     // ____ XServiceName ____
 159     virtual ::rtl::OUString SAL_CALL getServiceName()
 160         throw (::com::sun::star::uno::RuntimeException);
 161
 162 private:
 163     const double m_fSlope;
 164     const double m_fOffset;
 165
 166     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >      m_xContext;
 167 };
 168
 169 // ----------------------------------------
 170
 171 class PowerScaling : public ::cppu::WeakImplHelper3 <
 172         ::com::sun::star::chart2::XScaling,
 173         ::com::sun::star::lang::XServiceName,
 174         ::com::sun::star::lang::XServiceInfo
 175         >
 176 {
 177 public:
 178     /// exponent 10.0
 179     explicit PowerScaling(
 180         const ::com::sun::star::uno::Reference<
 181             ::com::sun::star::uno::XComponentContext > & xContext );
 182     explicit PowerScaling( double fExponent = 10.0 );
 183     virtual ~PowerScaling();
 184
 185     /// establish methods for factory instatiation
 186     APPHELPER_SERVICE_FACTORY_HELPER( PowerScaling )
 187     /// declare XServiceInfo methods
 188     APPHELPER_XSERVICEINFO_DECL()
 189
 190     // ____ XScaling ____
 191         virtual double SAL_CALL
 192     doScaling( double value )
 193         throw (::com::sun::star::uno::RuntimeException);
 194
 195         virtual ::com::sun::star::uno::Reference<
 196         ::com::sun::star::chart2::XScaling > SAL_CALL
 197     getInverseScaling() throw (::com::sun::star::uno::RuntimeException);
 198
 199     // ____ XServiceName ____
 200     virtual ::rtl::OUString SAL_CALL getServiceName()
 201         throw (::com::sun::star::uno::RuntimeException);
 202
 203 private:
 204     const double m_fExponent;
 205
 206     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >      m_xContext;
 207 };
 208
 209 //.............................................................................
 210 } //namespace chart
 211 //.............................................................................
 212 #endif
 213