chart2/source/tools/LabeledDataSequence.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include "LabeledDataSequence.hxx"
  22 #include "ModifyListenerHelper.hxx"
  23 #include "macros.hxx"
  24
  25 using namespace ::com::sun::star;
  26
  27 using ::com::sun::star::uno::Reference;
  28 using ::com::sun::star::uno::Sequence;
  29
  30 namespace chart
  31 {
  32
  33 LabeledDataSequence::LabeledDataSequence( const Reference< uno::XComponentContext > & xContext ) :
  34         m_xContext( xContext ),
  35         m_xModifyEventForwarder( ModifyListenerHelper::createModifyEventForwarder())
  36 {}
  37
  38 LabeledDataSequence::LabeledDataSequence(
  39     const uno::Reference< chart2::data::XDataSequence > & rValues ) :
  40         m_xData( rValues ),
  41         m_xModifyEventForwarder( ModifyListenerHelper::createModifyEventForwarder())
  42 {
  43     ModifyListenerHelper::addListener( m_xData, m_xModifyEventForwarder );
  44 }
  45
  46 LabeledDataSequence::LabeledDataSequence(
  47     const uno::Reference< chart2::data::XDataSequence > & rValues,
  48     const uno::Reference< chart2::data::XDataSequence > & rLabel ) :
  49         m_xData( rValues ),
  50         m_xLabel( rLabel ),
  51         m_xModifyEventForwarder( ModifyListenerHelper::createModifyEventForwarder())
  52 {
  53     ModifyListenerHelper::addListener( m_xData, m_xModifyEventForwarder );
  54     ModifyListenerHelper::addListener( m_xLabel, m_xModifyEventForwarder );
  55 }
  56
  57 LabeledDataSequence::~LabeledDataSequence()
  58 {
  59     if( m_xModifyEventForwarder.is())
  60     {
  61         if( m_xData.is())
  62             ModifyListenerHelper::removeListener( m_xData, m_xModifyEventForwarder );
  63         if( m_xLabel.is())
  64             ModifyListenerHelper::removeListener( m_xLabel, m_xModifyEventForwarder );
  65     }
  66 }
  67
  68 // ____ XLabeledDataSequence ____
  69 uno::Reference< chart2::data::XDataSequence > SAL_CALL LabeledDataSequence::getValues()
  70     throw (uno::RuntimeException)
  71 {
  72     return m_xData;
  73 }
  74
  75 void SAL_CALL LabeledDataSequence::setValues(
  76     const uno::Reference< chart2::data::XDataSequence >& xSequence )
  77     throw (uno::RuntimeException)
  78 {
  79     if( m_xData != xSequence )
  80     {
  81         ModifyListenerHelper::removeListener( m_xData, m_xModifyEventForwarder );
  82         m_xData = xSequence;
  83         ModifyListenerHelper::addListener( m_xData, m_xModifyEventForwarder );
  84     }
  85 }
  86
  87 uno::Reference< chart2::data::XDataSequence > SAL_CALL LabeledDataSequence::getLabel()
  88     throw (uno::RuntimeException)
  89 {
  90     return m_xLabel;
  91 }
  92
  93 void SAL_CALL LabeledDataSequence::setLabel(
  94     const uno::Reference< chart2::data::XDataSequence >& xSequence )
  95     throw (uno::RuntimeException)
  96 {
  97     if( m_xLabel != xSequence )
  98     {
  99         ModifyListenerHelper::removeListener( m_xLabel, m_xModifyEventForwarder );
 100         m_xLabel = xSequence;
 101         ModifyListenerHelper::addListener( m_xLabel, m_xModifyEventForwarder );
 102     }
 103 }
 104
 105 // ____ XCloneable ____
 106 uno::Reference< util::XCloneable > SAL_CALL LabeledDataSequence::createClone()
 107     throw (uno::RuntimeException)
 108 {
 109     uno::Reference< chart2::data::XDataSequence > xNewValues( m_xData );
 110     uno::Reference< chart2::data::XDataSequence > xNewLabel( m_xLabel );
 111
 112     uno::Reference< util::XCloneable > xLabelCloneable( m_xLabel, uno::UNO_QUERY );
 113     if( xLabelCloneable.is())
 114         xNewLabel.set( xLabelCloneable->createClone(), uno::UNO_QUERY );
 115
 116     uno::Reference< util::XCloneable > xValuesCloneable( m_xData, uno::UNO_QUERY );
 117     if( xValuesCloneable.is())
 118         xNewValues.set( xValuesCloneable->createClone(), uno::UNO_QUERY );
 119
 120     return uno::Reference< util::XCloneable >(
 121         new LabeledDataSequence( xNewValues, xNewLabel ) );
 122 }
 123
 124 // ____ XModifyBroadcaster ____
 125 void SAL_CALL LabeledDataSequence::addModifyListener( const Reference< util::XModifyListener >& aListener )
 126     throw (uno::RuntimeException)
 127 {
 128     try
 129     {
 130         Reference< util::XModifyBroadcaster > xBroadcaster( m_xModifyEventForwarder, uno::UNO_QUERY_THROW );
 131         xBroadcaster->addModifyListener( aListener );
 132     }
 133     catch( const uno::Exception & ex )
 134     {
 135         ASSERT_EXCEPTION( ex );
 136     }
 137 }
 138
 139 void SAL_CALL LabeledDataSequence::removeModifyListener( const Reference< util::XModifyListener >& aListener )
 140     throw (uno::RuntimeException)
 141 {
 142     try
 143     {
 144         Reference< util::XModifyBroadcaster > xBroadcaster( m_xModifyEventForwarder, uno::UNO_QUERY_THROW );
 145         xBroadcaster->removeModifyListener( aListener );
 146     }
 147     catch( const uno::Exception & ex )
 148     {
 149         ASSERT_EXCEPTION( ex );
 150     }
 151 }
 152
 153 // ================================================================================
 154
 155 Sequence< OUString > LabeledDataSequence::getSupportedServiceNames_Static()
 156 {
 157     Sequence< OUString > aServices( 1 );
 158     aServices[ 0 ] = "com.sun.star.chart2.data.LabeledDataSequence";
 159     return aServices;
 160 }
 161
 162 // implement XServiceInfo methods basing upon getSupportedServiceNames_Static
 163 APPHELPER_XSERVICEINFO_IMPL( LabeledDataSequence,
 164                              OUString("com.sun.star.comp.chart2.LabeledDataSequence") )
 165
 166 // ================================================================================
 167
 168 } //  namespace chart
 169
 170 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */