chart2/source/inc/Scaling.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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   9  * This file incorporates work covered by the following license notice:
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  14  *   ownership. The ASF licenses this file to you under the Apache
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  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef INCLUDED_CHART2_SOURCE_INC_SCALING_HXX
  20 #define INCLUDED_CHART2_SOURCE_INC_SCALING_HXX
  21
  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 <cppuhelper/implbase.hxx>
  26
  27 namespace chart
  28 {
  29
  30 class LogarithmicScaling :
  31         public ::cppu::WeakImplHelper<
  32         css::chart2::XScaling,
  33         css::lang::XServiceName,
  34         css::lang::XServiceInfo
  35         >
  36 {
  37 public:
  38     /// base is 10.0
  39     explicit LogarithmicScaling();
  40     LogarithmicScaling( double fBase );
  41     virtual ~LogarithmicScaling() override;
  42
  43     /// declare XServiceInfo methods
  44     virtual OUString SAL_CALL getImplementationName() override;
  45     virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
  46     virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
  47
  48     // ____ XScaling ____
  49     virtual double SAL_CALL doScaling( double value ) override;
  50
  51     virtual css::uno::Reference<
  52         css::chart2::XScaling > SAL_CALL
  53         getInverseScaling() override;
  54
  55     // ____ XServiceName ____
  56     virtual OUString SAL_CALL getServiceName() override;
  57
  58 private:
  59     const double m_fBase;
  60     const double m_fLogOfBase;
  61 };
  62
  63 class ExponentialScaling :
  64         public ::cppu::WeakImplHelper<
  65         css::chart2::XScaling,
  66         css::lang::XServiceName,
  67         css::lang::XServiceInfo
  68         >
  69 {
  70 public:
  71     /// base is 10.0
  72     explicit ExponentialScaling();
  73     explicit ExponentialScaling( double fBase );
  74     virtual ~ExponentialScaling() override;
  75
  76     /// declare XServiceInfo methods
  77     virtual OUString SAL_CALL getImplementationName() override;
  78     virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
  79     virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
  80
  81     // ____ XScaling ____
  82     virtual double SAL_CALL
  83     doScaling( double value ) override;
  84
  85     virtual css::uno::Reference< css::chart2::XScaling > SAL_CALL
  86     getInverseScaling() override;
  87
  88     // ____ XServiceName ____
  89     virtual OUString SAL_CALL getServiceName() override;
  90
  91 private:
  92     const double m_fBase;
  93 };
  94
  95 class LinearScaling : public ::cppu::WeakImplHelper<
  96         css::chart2::XScaling,
  97         css::lang::XServiceName,
  98         css::lang::XServiceInfo
  99         >
 100 {
 101 public:
 102     /// y(x) = x
 103     explicit LinearScaling();
 104     /// y(x) = fSlope * x + fOffset
 105     LinearScaling( double fSlope, double fOffset );
 106     virtual ~LinearScaling() override;
 107
 108     /// declare XServiceInfo methods
 109     virtual OUString SAL_CALL getImplementationName() override;
 110     virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
 111     virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
 112
 113     // ____ XScaling ____
 114     virtual double SAL_CALL doScaling( double value ) override;
 115
 116     virtual css::uno::Reference< css::chart2::XScaling > SAL_CALL
 117         getInverseScaling() override;
 118
 119     // ____ XServiceName ____
 120     virtual OUString SAL_CALL getServiceName() override;
 121
 122 private:
 123     const double m_fSlope;
 124     const double m_fOffset;
 125 };
 126
 127 class PowerScaling : public ::cppu::WeakImplHelper<
 128         css::chart2::XScaling,
 129         css::lang::XServiceName,
 130         css::lang::XServiceInfo
 131         >
 132 {
 133 public:
 134     /// exponent 10.0
 135     explicit PowerScaling();
 136     explicit PowerScaling( double fExponent );
 137     virtual ~PowerScaling() override;
 138
 139     /// declare XServiceInfo methods
 140     virtual OUString SAL_CALL getImplementationName() override;
 141     virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
 142     virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
 143
 144     // ____ XScaling ____
 145         virtual double SAL_CALL
 146     doScaling( double value ) override;
 147
 148      virtual css::uno::Reference< css::chart2::XScaling > SAL_CALL
 149     getInverseScaling() override;
 150
 151     // ____ XServiceName ____
 152     virtual OUString SAL_CALL getServiceName() override;
 153
 154 private:
 155     const double m_fExponent;
 156 };
 157
 158 } //namespace chart
 159 #endif
 160
 161 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */