chart2/source/tools/ColorPerPointHelper.cxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2000, 2010 Oracle and/or its affiliates.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * This file is part of OpenOffice.org.
  10  *
  11  * OpenOffice.org is free software: you can redistribute it and/or modify
  12  * it under the terms of the GNU Lesser General Public License version 3
  13  * only, as published by the Free Software Foundation.
  14  *
  15  * OpenOffice.org is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU Lesser General Public License version 3 for more details
  19  * (a copy is included in the LICENSE file that accompanied this code).
  20  *
  21  * You should have received a copy of the GNU Lesser General Public License
  22  * version 3 along with OpenOffice.org.  If not, see
  23  * <http://www.openoffice.org/license.html>
  24  * for a copy of the LGPLv3 License.
  25  *
  26  ************************************************************************/
  27
  28 // MARKER(update_precomp.py): autogen include statement, do not remove
  29 #include "precompiled_chart2.hxx"
  30
  31 #include "ColorPerPointHelper.hxx"
  32 #include "macros.hxx"
  33 #include <com/sun/star/chart2/XDataSeries.hpp>
  34 #include <com/sun/star/beans/XPropertyState.hpp>
  35
  36 #include <algorithm>
  37
  38 //.............................................................................
  39 namespace chart
  40 {
  41 //.............................................................................
  42 using namespace ::com::sun::star;
  43 using namespace ::com::sun::star::chart2;
  44
  45 //static
  46 bool ColorPerPointHelper::hasPointOwnColor(
  47         const ::com::sun::star::uno::Reference<
  48               ::com::sun::star::beans::XPropertySet >& xDataSeriesProperties
  49         , sal_Int32 nPointIndex
  50         , const ::com::sun::star::uno::Reference<
  51               ::com::sun::star::beans::XPropertySet >& xDataPointProperties //may be NULL this is just for performance
  52          )
  53 {
  54     if( !xDataSeriesProperties.is() )
  55         return false;
  56
  57     if( hasPointOwnProperties( xDataSeriesProperties, nPointIndex ))
  58     {
  59         uno::Reference< beans::XPropertyState > xPointState( xDataPointProperties, uno::UNO_QUERY );
  60         if( !xPointState.is() )
  61         {
  62             uno::Reference< XDataSeries > xSeries( xDataSeriesProperties, uno::UNO_QUERY );
  63             if(xSeries.is())
  64                 xPointState.set( xSeries->getDataPointByIndex( nPointIndex ), uno::UNO_QUERY );
  65         }
  66         if( !xPointState.is() )
  67             return false;
  68
  69         return (xPointState->getPropertyState( C2U("Color")) != beans::PropertyState_DEFAULT_VALUE );
  70     }
  71
  72     return false;
  73 }
  74
  75 // static
  76 bool ColorPerPointHelper::hasPointOwnProperties(
  77     const ::com::sun::star::uno::Reference<
  78         ::com::sun::star::beans::XPropertySet >& xSeriesProperties
  79     , sal_Int32 nPointIndex )
  80 {
  81     if( xSeriesProperties.is() )
  82     {
  83         uno::Sequence< sal_Int32 > aIndexList;
  84         if( xSeriesProperties->getPropertyValue( C2U( "AttributedDataPoints" ) ) >>= aIndexList )
  85         {
  86             const sal_Int32 * pBegIt = aIndexList.getConstArray();
  87             const sal_Int32 * pEndIt = pBegIt + aIndexList.getLength();
  88             return ( ::std::find( pBegIt, pEndIt, nPointIndex ) != pEndIt );
  89         }
  90     }
  91
  92     return false;
  93 }
  94
  95 //.............................................................................
  96 } //namespace chart
  97 //.............................................................................