chart2/source/tools/ColorPerPointHelper.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.
   4  *
   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 #include <ColorPerPointHelper.hxx>
  21 #include <DataSeries.hxx>
  22 #include <DataSeriesProperties.hxx>
  23 #include <com/sun/star/chart2/XDataSeries.hpp>
  24 #include <com/sun/star/beans/XPropertyState.hpp>
  25
  26 #include <algorithm>
  27
  28 using namespace ::com::sun::star;
  29 using namespace ::chart::DataSeriesProperties;
  30
  31 namespace chart
  32 {
  33
  34 bool ColorPerPointHelper::hasPointOwnColor(
  35         const rtl::Reference< DataSeries >& xDataSeries
  36         , sal_Int32 nPointIndex
  37         , const css::uno::Reference< css::beans::XPropertySet >& xDataPointProperties //may be NULL this is just for performance
  38          )
  39 {
  40     if( !xDataSeries.is() )
  41         return false;
  42
  43     if( hasPointOwnProperties( xDataSeries, nPointIndex ))
  44     {
  45         uno::Reference< beans::XPropertyState > xPointState( xDataPointProperties, uno::UNO_QUERY );
  46         if( !xPointState.is() )
  47         {
  48             xPointState.set( xDataSeries->getDataPointByIndex( nPointIndex ), uno::UNO_QUERY );
  49         }
  50         if( !xPointState.is() )
  51             return false;
  52
  53         return (xPointState->getPropertyState( u"Color"_ustr) != beans::PropertyState_DEFAULT_VALUE );
  54     }
  55
  56     return false;
  57 }
  58
  59 bool ColorPerPointHelper::hasPointOwnProperties(
  60     const rtl::Reference< ::chart::DataSeries >& xDataSeries
  61     , sal_Int32 nPointIndex )
  62 {
  63     if( xDataSeries.is() )
  64     {
  65         uno::Sequence< sal_Int32 > aIndexList;
  66         if( xDataSeries->getFastPropertyValue( PROP_DATASERIES_ATTRIBUTED_DATA_POINTS ) >>= aIndexList ) // "AttributedDataPoints"
  67         {
  68             return (std::find(aIndexList.begin(), aIndexList.end(), nPointIndex) != aIndexList.end());
  69         }
  70     }
  71
  72     return false;
  73 }
  74
  75 } //namespace chart
  76
  77 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */