| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_chart2.hxx" |
| #include "Scaling.hxx" |
| #include <rtl/math.hxx> |
| #include "com/sun/star/uno/RuntimeException.hpp" |
| |
| namespace |
| { |
| |
| static const ::rtl::OUString lcl_aServiceName_Logarithmic( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.chart2.LogarithmicScaling" )); |
| static const ::rtl::OUString lcl_aServiceName_Exponential( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.chart2.ExponentialScaling" )); |
| static const ::rtl::OUString lcl_aServiceName_Linear( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.chart2.LinearScaling" )); |
| static const ::rtl::OUString lcl_aServiceName_Power( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.chart2.PowerScaling" )); |
| |
| static const ::rtl::OUString lcl_aImplementationName_Logarithmic( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.chart2.LogarithmicScaling" )); |
| static const ::rtl::OUString lcl_aImplementationName_Exponential( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.chart2.ExponentialScaling" )); |
| static const ::rtl::OUString lcl_aImplementationName_Linear( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.chart2.LinearScaling" )); |
| static const ::rtl::OUString lcl_aImplementationName_Power( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.chart2.PowerScaling" )); |
| } |
| |
| //............................................................................. |
| namespace chart |
| { |
| //............................................................................. |
| using namespace ::com::sun::star; |
| using namespace ::com::sun::star::chart2; |
| |
| LogarithmicScaling::LogarithmicScaling( const uno::Reference< uno::XComponentContext > & xContext ) : |
| m_fBase( 10.0 ), |
| m_fLogOfBase( log( 10.0 ) ), |
| m_xContext( xContext ) |
| { |
| } |
| |
| LogarithmicScaling::LogarithmicScaling( double fBase ) : |
| m_fBase( fBase ), |
| m_fLogOfBase( log( fBase ) ) |
| { |
| } |
| |
| LogarithmicScaling::~LogarithmicScaling() |
| { |
| } |
| |
| double SAL_CALL |
| LogarithmicScaling::doScaling( double value ) |
| throw (uno::RuntimeException) |
| { |
| double fResult; |
| if( ::rtl::math::isNan( value ) || ::rtl::math::isInf( value ) ) |
| ::rtl::math::setNan( & fResult ); |
| else |
| fResult = log( value ) / m_fLogOfBase; |
| return fResult; |
| } |
| |
| uno::Reference< XScaling > SAL_CALL |
| LogarithmicScaling::getInverseScaling() |
| throw (uno::RuntimeException) |
| { |
| return new ExponentialScaling( m_fBase ); |
| } |
| |
| ::rtl::OUString SAL_CALL |
| LogarithmicScaling::getServiceName() |
| throw (uno::RuntimeException) |
| { |
| return lcl_aServiceName_Logarithmic; |
| } |
| |
| uno::Sequence< ::rtl::OUString > LogarithmicScaling::getSupportedServiceNames_Static() |
| { |
| return uno::Sequence< ::rtl::OUString >( & lcl_aServiceName_Logarithmic, 1 ); |
| } |
| |
| // implement XServiceInfo methods basing upon getSupportedServiceNames_Static |
| APPHELPER_XSERVICEINFO_IMPL( LogarithmicScaling, lcl_aServiceName_Logarithmic ) |
| |
| // ---------------------------------------- |
| |
| ExponentialScaling::ExponentialScaling( const uno::Reference< uno::XComponentContext > & xContext ) : |
| m_fBase( 10.0 ), |
| m_xContext( xContext ) |
| { |
| } |
| |
| ExponentialScaling::ExponentialScaling( double fBase ) : |
| m_fBase( fBase ) |
| { |
| } |
| |
| ExponentialScaling::~ExponentialScaling() |
| { |
| } |
| |
| double SAL_CALL |
| ExponentialScaling::doScaling( double value ) |
| throw (uno::RuntimeException) |
| { |
| double fResult; |
| if( ::rtl::math::isNan( value ) || ::rtl::math::isInf( value ) ) |
| ::rtl::math::setNan( & fResult ); |
| else |
| fResult = pow( m_fBase, value ); |
| return fResult; |
| } |
| |
| uno::Reference< XScaling > SAL_CALL |
| ExponentialScaling::getInverseScaling() |
| throw (uno::RuntimeException) |
| { |
| return new LogarithmicScaling( m_fBase ); |
| } |
| |
| ::rtl::OUString SAL_CALL |
| ExponentialScaling::getServiceName() |
| throw (uno::RuntimeException) |
| { |
| return lcl_aServiceName_Exponential; |
| } |
| |
| uno::Sequence< ::rtl::OUString > ExponentialScaling::getSupportedServiceNames_Static() |
| { |
| return uno::Sequence< ::rtl::OUString >( & lcl_aServiceName_Exponential, 1 ); |
| } |
| |
| // implement XServiceInfo methods basing upon getSupportedServiceNames_Static |
| APPHELPER_XSERVICEINFO_IMPL( ExponentialScaling, lcl_aServiceName_Exponential ) |
| |
| // ---------------------------------------- |
| |
| LinearScaling::LinearScaling( const uno::Reference< uno::XComponentContext > & xContext ) : |
| m_fSlope( 1.0 ), |
| m_fOffset( 0.0 ), |
| m_xContext( xContext ) |
| {} |
| |
| LinearScaling::LinearScaling( double fSlope, double fOffset ) : |
| m_fSlope( fSlope ), |
| m_fOffset( fOffset ) |
| {} |
| |
| LinearScaling::~LinearScaling() |
| {} |
| |
| double SAL_CALL LinearScaling::doScaling( double value ) |
| throw (uno::RuntimeException) |
| { |
| double fResult; |
| if( ::rtl::math::isNan( value ) || ::rtl::math::isInf( value ) ) |
| ::rtl::math::setNan( & fResult ); |
| else |
| fResult = m_fOffset + m_fSlope * value; |
| return fResult; |
| } |
| |
| uno::Reference< XScaling > SAL_CALL |
| LinearScaling::getInverseScaling() |
| throw (uno::RuntimeException) |
| { |
| // ToDo: ApproxEqual ? |
| if( m_fSlope == 0 ) |
| throw uno::RuntimeException(); |
| |
| return new LinearScaling( 1.0 / m_fSlope, m_fOffset / m_fSlope ); |
| } |
| |
| ::rtl::OUString SAL_CALL |
| LinearScaling::getServiceName() |
| throw (uno::RuntimeException) |
| { |
| return lcl_aServiceName_Linear; |
| } |
| |
| uno::Sequence< ::rtl::OUString > LinearScaling::getSupportedServiceNames_Static() |
| { |
| return uno::Sequence< ::rtl::OUString >( & lcl_aServiceName_Linear, 1 ); |
| } |
| |
| // implement XServiceInfo methods basing upon getSupportedServiceNames_Static |
| APPHELPER_XSERVICEINFO_IMPL( LinearScaling, lcl_aServiceName_Linear ) |
| |
| // ---------------------------------------- |
| |
| PowerScaling::PowerScaling( const uno::Reference< uno::XComponentContext > & xContext ) : |
| m_fExponent( 10.0 ), |
| m_xContext( xContext ) |
| {} |
| |
| PowerScaling::PowerScaling( double fExponent ) : |
| m_fExponent( fExponent ) |
| {} |
| |
| PowerScaling::~PowerScaling() |
| {} |
| |
| double SAL_CALL PowerScaling::doScaling( double value ) |
| throw (uno::RuntimeException) |
| { |
| double fResult; |
| if( ::rtl::math::isNan( value ) || ::rtl::math::isInf( value ) ) |
| ::rtl::math::setNan( & fResult ); |
| else |
| fResult = pow( value, m_fExponent ); |
| return fResult; |
| } |
| |
| uno::Reference< XScaling > SAL_CALL |
| PowerScaling::getInverseScaling() |
| throw (uno::RuntimeException) |
| { |
| // ToDo: ApproxEqual ? |
| if( m_fExponent == 0 ) |
| throw uno::RuntimeException(); |
| |
| return new PowerScaling( 1.0 / m_fExponent ); |
| } |
| |
| ::rtl::OUString SAL_CALL |
| PowerScaling::getServiceName() |
| throw (uno::RuntimeException) |
| { |
| return lcl_aServiceName_Power; |
| } |
| |
| uno::Sequence< ::rtl::OUString > PowerScaling::getSupportedServiceNames_Static() |
| { |
| return uno::Sequence< ::rtl::OUString >( & lcl_aServiceName_Power, 1 ); |
| } |
| |
| // implement XServiceInfo methods basing upon getSupportedServiceNames_Static |
| APPHELPER_XSERVICEINFO_IMPL( PowerScaling, lcl_aServiceName_Power ) |
| |
| //............................................................................. |
| } //namespace chart |
| //............................................................................. |