| /************************************************************** |
| * |
| * 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 "DateScaling.hxx" |
| #include <com/sun/star/chart/TimeUnit.hpp> |
| #include <rtl/math.hxx> |
| #include "com/sun/star/uno/RuntimeException.hpp" |
| |
| namespace |
| { |
| |
| static const ::rtl::OUString lcl_aServiceName_DateScaling( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.chart2.DateScaling" )); |
| static const ::rtl::OUString lcl_aServiceName_InverseDateScaling( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.chart2.InverseDateScaling" )); |
| |
| static const ::rtl::OUString lcl_aImplementationName_DateScaling( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.chart2.DateScaling" )); |
| static const ::rtl::OUString lcl_aImplementationName_InverseDateScaling( |
| RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.chart2.InverseDateScaling" )); |
| |
| static const double lcl_fNumberOfMonths = 12.0;//todo: this needs to be offered by basic tools Date class if it should be more generic |
| } |
| |
| //............................................................................. |
| namespace chart |
| { |
| //............................................................................. |
| using namespace ::com::sun::star; |
| using namespace ::com::sun::star::chart2; |
| using ::com::sun::star::chart::TimeUnit::DAY; |
| using ::com::sun::star::chart::TimeUnit::MONTH; |
| using ::com::sun::star::chart::TimeUnit::YEAR; |
| |
| DateScaling::DateScaling( const Date& rNullDate, sal_Int32 nTimeUnit, bool bShifted ) |
| : m_aNullDate( rNullDate ) |
| , m_nTimeUnit( nTimeUnit ) |
| , m_bShifted( bShifted ) |
| { |
| } |
| |
| DateScaling::~DateScaling() |
| { |
| } |
| |
| double SAL_CALL DateScaling::doScaling( double value ) |
| throw (uno::RuntimeException) |
| { |
| double fResult(value); |
| if( ::rtl::math::isNan( value ) || ::rtl::math::isInf( value ) ) |
| ::rtl::math::setNan( & fResult ); |
| else |
| { |
| Date aDate(m_aNullDate); |
| aDate += static_cast<long>(::rtl::math::approxFloor(value)); |
| switch( m_nTimeUnit ) |
| { |
| case DAY: |
| fResult = value; |
| if(m_bShifted) |
| fResult+=0.5; |
| break; |
| case YEAR: |
| case MONTH: |
| default: |
| fResult = aDate.GetYear(); |
| fResult *= lcl_fNumberOfMonths;//asssuming equal count of months in each year |
| fResult += aDate.GetMonth(); |
| |
| double fDayOfMonth = aDate.GetDay(); |
| fDayOfMonth -= 1.0; |
| double fDaysInMonth = aDate.GetDaysInMonth(); |
| fResult += fDayOfMonth/fDaysInMonth; |
| if(m_bShifted) |
| { |
| if( YEAR==m_nTimeUnit ) |
| fResult += 0.5*lcl_fNumberOfMonths; |
| else |
| fResult += 0.5; |
| } |
| break; |
| } |
| } |
| return fResult; |
| } |
| |
| uno::Reference< XScaling > SAL_CALL DateScaling::getInverseScaling() |
| throw (uno::RuntimeException) |
| { |
| return new InverseDateScaling( m_aNullDate, m_nTimeUnit, m_bShifted ); |
| } |
| |
| ::rtl::OUString SAL_CALL DateScaling::getServiceName() |
| throw (uno::RuntimeException) |
| { |
| return lcl_aServiceName_DateScaling; |
| } |
| |
| uno::Sequence< ::rtl::OUString > DateScaling::getSupportedServiceNames_Static() |
| { |
| return uno::Sequence< ::rtl::OUString >( & lcl_aServiceName_DateScaling, 1 ); |
| } |
| |
| // implement XServiceInfo methods basing upon getSupportedServiceNames_Static |
| APPHELPER_XSERVICEINFO_IMPL( DateScaling, lcl_aServiceName_DateScaling ) |
| |
| // ---------------------------------------- |
| |
| InverseDateScaling::InverseDateScaling( const Date& rNullDate, sal_Int32 nTimeUnit, bool bShifted ) |
| : m_aNullDate( rNullDate ) |
| , m_nTimeUnit( nTimeUnit ) |
| , m_bShifted( bShifted ) |
| { |
| } |
| |
| InverseDateScaling::~InverseDateScaling() |
| { |
| } |
| |
| double SAL_CALL InverseDateScaling::doScaling( double value ) |
| throw (uno::RuntimeException) |
| { |
| double fResult(value); |
| if( ::rtl::math::isNan( value ) || ::rtl::math::isInf( value ) ) |
| ::rtl::math::setNan( & fResult ); |
| else |
| { |
| switch( m_nTimeUnit ) |
| { |
| case DAY: |
| if(m_bShifted) |
| value -= 0.5; |
| fResult = value; |
| break; |
| case YEAR: |
| case MONTH: |
| default: |
| //Date aDate(m_aNullDate); |
| if(m_bShifted) |
| { |
| if( YEAR==m_nTimeUnit ) |
| value -= 0.5*lcl_fNumberOfMonths; |
| else |
| value -= 0.5; |
| } |
| Date aDate; |
| double fYear = ::rtl::math::approxFloor(value/lcl_fNumberOfMonths); |
| double fMonth = ::rtl::math::approxFloor(value-(fYear*lcl_fNumberOfMonths)); |
| if( fMonth==0.0 ) |
| { |
| fYear--; |
| fMonth=12.0; |
| } |
| aDate.SetYear( static_cast<sal_uInt16>(fYear) ); |
| aDate.SetMonth( static_cast<sal_uInt16>(fMonth) ); |
| aDate.SetDay( 1 ); |
| double fMonthCount = (fYear*lcl_fNumberOfMonths)+fMonth; |
| double fDay = (value-fMonthCount)*aDate.GetDaysInMonth(); |
| fDay += 1.0; |
| aDate.SetDay( static_cast<sal_uInt16>(::rtl::math::round(fDay)) ); |
| fResult = aDate - m_aNullDate; |
| break; |
| } |
| } |
| return fResult; |
| } |
| |
| uno::Reference< XScaling > SAL_CALL InverseDateScaling::getInverseScaling() |
| throw (uno::RuntimeException) |
| { |
| return new DateScaling( m_aNullDate, m_nTimeUnit, m_bShifted ); |
| } |
| |
| ::rtl::OUString SAL_CALL InverseDateScaling::getServiceName() |
| throw (uno::RuntimeException) |
| { |
| return lcl_aServiceName_InverseDateScaling; |
| } |
| |
| uno::Sequence< ::rtl::OUString > InverseDateScaling::getSupportedServiceNames_Static() |
| { |
| return uno::Sequence< ::rtl::OUString >( & lcl_aServiceName_InverseDateScaling, 1 ); |
| } |
| |
| // implement XServiceInfo methods basing upon getSupportedServiceNames_Static |
| APPHELPER_XSERVICEINFO_IMPL( InverseDateScaling, lcl_aServiceName_InverseDateScaling ) |
| |
| //............................................................................. |
| } //namespace chart |
| //............................................................................. |
