chart2/source/view/main/VLegendSymbolFactory.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 <VLegendSymbolFactory.hxx>
  21 #include <PropertyMapper.hxx>
  22 #include <ShapeFactory.hxx>
  23 #include <com/sun/star/drawing/Position3D.hpp>
  24 #include <com/sun/star/chart2/Symbol.hpp>
  25 #include <com/sun/star/drawing/Direction3D.hpp>
  26 #include <comphelper/diagnose_ex.hxx>
  27 #include <sal/log.hxx>
  28
  29 using namespace ::com::sun::star;
  30 using ::com::sun::star::uno::Reference;
  31
  32 namespace
  33 {
  34
  35 void getPropNamesAndValues( const Reference< beans::XPropertySet >& xProp,
  36         ::chart::tNameSequence& rNames,
  37         ::chart::tAnySequence& rValues,
  38         ::chart::VLegendSymbolFactory::PropertyType ePropertyType,
  39         const awt::Size& aMaxSymbolExtent)
  40 {
  41     const ::chart::tPropertyNameMap & aFilledSeriesNameMap( ::chart::PropertyMapper::getPropertyNameMapForFilledSeriesProperties());
  42     const ::chart::tPropertyNameMap & aLineSeriesNameMap( ::chart::PropertyMapper::getPropertyNameMapForLineSeriesProperties());
  43     const ::chart::tPropertyNameMap & aLineNameMap( ::chart::PropertyMapper::getPropertyNameMapForLineProperties());
  44
  45     ::chart::tPropertyNameValueMap aValueMap;
  46     switch( ePropertyType )
  47     {
  48         case ::chart::VLegendSymbolFactory::PropertyType::FilledSeries:
  49             ::chart::PropertyMapper::getValueMap( aValueMap, aFilledSeriesNameMap, xProp );
  50             break;
  51         case ::chart::VLegendSymbolFactory::PropertyType::LineSeries:
  52             ::chart::PropertyMapper::getValueMap( aValueMap, aLineSeriesNameMap, xProp );
  53             break;
  54         case ::chart::VLegendSymbolFactory::PropertyType::Line:
  55             ::chart::PropertyMapper::getValueMap( aValueMap, aLineNameMap, xProp );
  56             break;
  57     }
  58
  59     ::chart::PropertyMapper::getMultiPropertyListsFromValueMap( rNames, rValues, aValueMap );
  60
  61     uno::Any* pLineWidthAny = ::chart::PropertyMapper::getValuePointer(rValues,rNames,u"LineWidth");
  62     sal_Int32 nLineWidth = 0;
  63     if( pLineWidthAny && (*pLineWidthAny>>=nLineWidth) )
  64     {
  65         // use legend entry height as upper limit for line width
  66         sal_Int32 nMaxLineWidthForLegend = aMaxSymbolExtent.Height;
  67         if( nLineWidth>nMaxLineWidthForLegend )
  68             *pLineWidthAny <<= nMaxLineWidthForLegend;
  69     }
  70 }
  71
  72 void lcl_setPropertiesToShape(
  73     const Reference< beans::XPropertySet > & xProp,
  74     const rtl::Reference< SvxShape > & xShape,
  75     ::chart::VLegendSymbolFactory::PropertyType ePropertyType,
  76     const awt::Size& aMaxSymbolExtent)
  77 {
  78     ::chart::tNameSequence aPropNames;
  79     ::chart::tAnySequence aPropValues;
  80     getPropNamesAndValues( xProp, aPropNames, aPropValues,
  81             ePropertyType, aMaxSymbolExtent );
  82
  83     ::chart::PropertyMapper::setMultiProperties( aPropNames, aPropValues, *xShape );
  84 }
  85
  86 } // anonymous namespace
  87
  88 namespace chart
  89 {
  90
  91 rtl::Reference< SvxShapeGroup > VLegendSymbolFactory::createSymbol(
  92     const awt::Size& rEntryKeyAspectRatio,
  93     const rtl::Reference<SvxShapeGroupAnyD>& rSymbolContainer,
  94     LegendSymbolStyle eStyle,
  95     const Reference< beans::XPropertySet > & xLegendEntryProperties,
  96     PropertyType ePropertyType, const uno::Any& rExplicitSymbol )
  97 {
  98     rtl::Reference< SvxShapeGroup > xResult;
  99
 100     if( !rSymbolContainer)
 101         return xResult;
 102
 103     xResult = ShapeFactory::createGroup2D( rSymbolContainer );
 104     if( ! xResult)
 105         return xResult;
 106
 107     rtl::Reference<SvxShapeGroupAnyD> xResultGroup = xResult;
 108
 109     // add an invisible square box to maintain aspect ratio
 110     ShapeFactory::createInvisibleRectangle( xResultGroup, rEntryKeyAspectRatio );
 111
 112     // create symbol
 113     try
 114     {
 115         if( eStyle == LegendSymbolStyle::Line )
 116         {
 117             rtl::Reference<SvxShapePolyPolygon> xLine =
 118                 ShapeFactory::createLine( xResultGroup, awt::Size( rEntryKeyAspectRatio.Width, 0 ),
 119                         awt::Point( 0, rEntryKeyAspectRatio.Height/2 ));
 120             lcl_setPropertiesToShape( xLegendEntryProperties, xLine, ePropertyType, rEntryKeyAspectRatio );
 121
 122             const sal_Int32 nSize = std::min(rEntryKeyAspectRatio.Width,rEntryKeyAspectRatio.Height);
 123             chart2::Symbol aSymbol;
 124             if( rExplicitSymbol >>= aSymbol )
 125             {
 126                 drawing::Direction3D aSymbolSize( nSize, nSize, 0 );
 127                 drawing::Position3D aPos( rEntryKeyAspectRatio.Width/2.0, rEntryKeyAspectRatio.Height/2.0, 0 );
 128                 if( aSymbol.Style == chart2::SymbolStyle_STANDARD )
 129                 {
 130                     // take series color as fill color
 131                     xLegendEntryProperties->getPropertyValue( u"Color"_ustr) >>= aSymbol.FillColor;
 132                     // border of symbols always same as fill color
 133                     aSymbol.BorderColor = aSymbol.FillColor;
 134
 135                     ShapeFactory::createSymbol2D(
 136                                      xResultGroup,
 137                                      aPos,
 138                                      aSymbolSize,
 139                                      aSymbol.StandardSymbol,
 140                                      aSymbol.BorderColor,
 141                                      aSymbol.FillColor );
 142                 }
 143                 else if( aSymbol.Style == chart2::SymbolStyle_GRAPHIC )
 144                 {
 145                     ShapeFactory::createGraphic2D(
 146                                      xResultGroup,
 147                                      aPos,
 148                                      aSymbolSize,
 149                                      aSymbol.Graphic );
 150                 }
 151                 else if( aSymbol.Style == chart2::SymbolStyle_AUTO )
 152                 {
 153                     SAL_WARN("chart2", "the given parameter is not allowed to contain an automatic symbol style");
 154                 }
 155             }
 156         }
 157         else if( eStyle == LegendSymbolStyle::Circle )
 158         {
 159             sal_Int32 nSize = std::min( rEntryKeyAspectRatio.Width, rEntryKeyAspectRatio.Height );
 160             rtl::Reference<SvxShapeCircle> xShape =
 161                 ShapeFactory::createCircle( xResultGroup, awt::Size( nSize, nSize ),
 162                         awt::Point( rEntryKeyAspectRatio.Width/2-nSize/2, rEntryKeyAspectRatio.Height/2-nSize/2 ));
 163             lcl_setPropertiesToShape( xLegendEntryProperties, xShape, ePropertyType, awt::Size(0,0) ); // PropertyType::FilledSeries );
 164         }
 165         else // eStyle == LegendSymbolStyle::Box
 166         {
 167             tNameSequence aPropNames;
 168             tAnySequence aPropValues;
 169
 170             getPropNamesAndValues( xLegendEntryProperties, aPropNames, aPropValues,
 171                     ePropertyType, awt::Size(0,0) );// PropertyType::FilledSeries
 172
 173             ShapeFactory::createRectangle( xResultGroup,
 174                         rEntryKeyAspectRatio, awt::Point( 0, 0 ),
 175                         aPropNames, aPropValues );
 176         }
 177     }
 178     catch( const uno::Exception & )
 179     {
 180         DBG_UNHANDLED_EXCEPTION("chart2");
 181     }
 182
 183     return xResult;
 184 }
 185
 186 } //  namespace chart
 187
 188 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */