chart2/source/inc/Scaling.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  18  */
  19 #ifndef _CHART2_SCALING_HXX
  20 #define _CHART2_SCALING_HXX
  21 #include "ServiceMacros.hxx"
  22 #include <com/sun/star/chart2/XScaling.hpp>
  23 #include <com/sun/star/lang/XServiceInfo.hpp>
  24 #include <com/sun/star/lang/XServiceName.hpp>
  25 #include <com/sun/star/uno/XComponentContext.hpp>
  26 #include <cppuhelper/implbase3.hxx>
  27
  28 //.............................................................................
  29 namespace chart
  30 {
  31 //.............................................................................
  32
  33 //-----------------------------------------------------------------------------
  34 /**
  35 */
  36
  37 class LogarithmicScaling :
  38         public ::cppu::WeakImplHelper3 <
  39         ::com::sun::star::chart2::XScaling,
  40         ::com::sun::star::lang::XServiceName,
  41         ::com::sun::star::lang::XServiceInfo
  42         >
  43 {
  44 public:
  45     /// base is 10.0
  46     explicit LogarithmicScaling(
  47         const ::com::sun::star::uno::Reference<
  48             ::com::sun::star::uno::XComponentContext > & xContext );
  49     LogarithmicScaling( double fBase = 10.0 );
  50     virtual ~LogarithmicScaling();
  51
  52     /// establish methods for factory instatiation
  53     APPHELPER_SERVICE_FACTORY_HELPER( LogarithmicScaling )
  54     /// declare XServiceInfo methods
  55     APPHELPER_XSERVICEINFO_DECL()
  56
  57     // ____ XScaling ____
  58     virtual double SAL_CALL doScaling( double value )
  59         throw (::com::sun::star::uno::RuntimeException);
  60
  61     virtual ::com::sun::star::uno::Reference<
  62         ::com::sun::star::chart2::XScaling > SAL_CALL
  63         getInverseScaling() throw (::com::sun::star::uno::RuntimeException);
  64
  65     // ____ XServiceName ____
  66     virtual OUString SAL_CALL getServiceName()
  67         throw (::com::sun::star::uno::RuntimeException);
  68
  69 private:
  70     const double m_fBase;
  71     const double m_fLogOfBase;
  72
  73     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >      m_xContext;
  74 };
  75
  76 // ----------------------------------------
  77
  78 class ExponentialScaling :
  79         public ::cppu::WeakImplHelper3 <
  80         ::com::sun::star::chart2::XScaling,
  81         ::com::sun::star::lang::XServiceName,
  82         ::com::sun::star::lang::XServiceInfo
  83         >
  84 {
  85 public:
  86     /// base is 10.0
  87     explicit ExponentialScaling(
  88         const ::com::sun::star::uno::Reference<
  89             ::com::sun::star::uno::XComponentContext > & xContext );
  90     explicit ExponentialScaling( double fBase = 10.0 );
  91     virtual ~ExponentialScaling();
  92
  93     /// establish methods for factory instatiation
  94     APPHELPER_SERVICE_FACTORY_HELPER( ExponentialScaling )
  95     /// declare XServiceInfo methods
  96     APPHELPER_XSERVICEINFO_DECL()
  97
  98     // ____ XScaling ____
  99         virtual double SAL_CALL
 100     doScaling( double value )
 101         throw (::com::sun::star::uno::RuntimeException);
 102
 103         virtual ::com::sun::star::uno::Reference<
 104         ::com::sun::star::chart2::XScaling > SAL_CALL
 105     getInverseScaling() throw (::com::sun::star::uno::RuntimeException);
 106
 107     // ____ XServiceName ____
 108     virtual OUString SAL_CALL getServiceName()
 109         throw (::com::sun::star::uno::RuntimeException);
 110
 111 private:
 112     const double m_fBase;
 113
 114     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >      m_xContext;
 115 };
 116
 117 // ----------------------------------------
 118
 119 class LinearScaling : public ::cppu::WeakImplHelper3 <
 120         ::com::sun::star::chart2::XScaling,
 121         ::com::sun::star::lang::XServiceName,
 122         ::com::sun::star::lang::XServiceInfo
 123         >
 124 {
 125 public:
 126     /// y(x) = x
 127     explicit LinearScaling(
 128         const ::com::sun::star::uno::Reference<
 129             ::com::sun::star::uno::XComponentContext > & xContext );
 130     /// y(x) = fSlope * x + fOffset
 131     LinearScaling( double fSlope = 1.0, double fOffset = 0.0 );
 132     virtual ~LinearScaling();
 133
 134     /// establish methods for factory instatiation
 135     APPHELPER_SERVICE_FACTORY_HELPER( LinearScaling )
 136     /// declare XServiceInfo methods
 137     APPHELPER_XSERVICEINFO_DECL()
 138
 139     // ____ XScaling ____
 140     virtual double SAL_CALL doScaling( double value )
 141         throw (::com::sun::star::uno::RuntimeException);
 142
 143     virtual ::com::sun::star::uno::Reference<
 144         ::com::sun::star::chart2::XScaling > SAL_CALL
 145         getInverseScaling() throw (::com::sun::star::uno::RuntimeException);
 146
 147     // ____ XServiceName ____
 148     virtual OUString SAL_CALL getServiceName()
 149         throw (::com::sun::star::uno::RuntimeException);
 150
 151 private:
 152     const double m_fSlope;
 153     const double m_fOffset;
 154
 155     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >      m_xContext;
 156 };
 157
 158 // ----------------------------------------
 159
 160 class PowerScaling : public ::cppu::WeakImplHelper3 <
 161         ::com::sun::star::chart2::XScaling,
 162         ::com::sun::star::lang::XServiceName,
 163         ::com::sun::star::lang::XServiceInfo
 164         >
 165 {
 166 public:
 167     /// exponent 10.0
 168     explicit PowerScaling(
 169         const ::com::sun::star::uno::Reference<
 170             ::com::sun::star::uno::XComponentContext > & xContext );
 171     explicit PowerScaling( double fExponent = 10.0 );
 172     virtual ~PowerScaling();
 173
 174     /// establish methods for factory instatiation
 175     APPHELPER_SERVICE_FACTORY_HELPER( PowerScaling )
 176     /// declare XServiceInfo methods
 177     APPHELPER_XSERVICEINFO_DECL()
 178
 179     // ____ XScaling ____
 180         virtual double SAL_CALL
 181     doScaling( double value )
 182         throw (::com::sun::star::uno::RuntimeException);
 183
 184         virtual ::com::sun::star::uno::Reference<
 185         ::com::sun::star::chart2::XScaling > SAL_CALL
 186     getInverseScaling() throw (::com::sun::star::uno::RuntimeException);
 187
 188     // ____ XServiceName ____
 189     virtual OUString SAL_CALL getServiceName()
 190         throw (::com::sun::star::uno::RuntimeException);
 191
 192 private:
 193     const double m_fExponent;
 194
 195     ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >      m_xContext;
 196 };
 197
 198 //.............................................................................
 199 } //namespace chart
 200 //.............................................................................
 201 #endif
 202
 203 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */