chart2/source/view/axes/VAxisBase.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_chart2.hxx"
  33
  34 #include "VAxisBase.hxx"
  35 #include "ShapeFactory.hxx"
  36 #include "CommonConverters.hxx"
  37 #include "TickmarkHelper.hxx"
  38 #include "macros.hxx"
  39
  40 // header for define DBG_ASSERT
  41 #include <tools/debug.hxx>
  42
  43 #include <memory>
  44
  45 //.............................................................................
  46 namespace chart
  47 {
  48 //.............................................................................
  49 using namespace ::com::sun::star;
  50 using namespace ::com::sun::star::chart2;
  51 using ::com::sun::star::uno::Reference;
  52
  53 VAxisBase::VAxisBase( sal_Int32 nDimensionIndex, sal_Int32 nDimensionCount
  54                      , const AxisProperties& rAxisProperties
  55                      , const uno::Reference< util::XNumberFormatsSupplier >& xNumberFormatsSupplier )
  56             : VAxisOrGridBase( nDimensionIndex, nDimensionCount )
  57             , m_xNumberFormatsSupplier( xNumberFormatsSupplier )
  58             , m_aAxisProperties( rAxisProperties )
  59             , m_bUseTextLabels( false )
  60             , m_bReCreateAllTickInfos( true )
  61             , m_bRecordMaximumTextSize(false)
  62             , m_nMaximumTextWidthSoFar(0)
  63             , m_nMaximumTextHeightSoFar(0)
  64 {
  65 }
  66
  67 VAxisBase::~VAxisBase()
  68 {
  69 }
  70
  71 sal_Int32 VAxisBase::getDimensionCount()
  72 {
  73     return m_nDimension;
  74 }
  75
  76 void SAL_CALL VAxisBase::initAxisLabelProperties( const ::com::sun::star::awt::Size& rFontReferenceSize
  77                   , const ::com::sun::star::awt::Rectangle& rMaximumSpaceForLabels )
  78 {
  79     m_aAxisLabelProperties.m_aFontReferenceSize = rFontReferenceSize;
  80     m_aAxisLabelProperties.m_aMaximumSpaceForLabels = rMaximumSpaceForLabels;
  81
  82     if( !m_aAxisProperties.m_bDisplayLabels )
  83         return;
  84
  85     if( AxisType::CATEGORY==m_aAxisProperties.m_nAxisType
  86         || AxisType::SERIES==m_aAxisProperties.m_nAxisType )
  87     {
  88         if( m_aAxisProperties.m_xAxisTextProvider.is() )
  89             m_aTextLabels = m_aAxisProperties.m_xAxisTextProvider->getTextualData();
  90
  91         m_bUseTextLabels = true;
  92         if( m_aTextLabels.getLength() == 1 && AxisType::SERIES==m_aAxisProperties.m_nAxisType )
  93         {
  94             //don't show a single series name
  95             m_aAxisProperties.m_bDisplayLabels = false;
  96             return;
  97         }
  98     }
  99
 100     m_aAxisLabelProperties.nNumberFormatKey = m_aAxisProperties.m_nNumberFormatKey;
 101     m_aAxisLabelProperties.init(m_aAxisProperties.m_xAxisModel);
 102 }
 103
 104 void VAxisBase::recordMaximumTextSize( const Reference< drawing::XShape >& xShape, double fRotationAngleDegree )
 105 {
 106     if( m_bRecordMaximumTextSize && xShape.is() )
 107     {
 108         awt::Size aSize( ShapeFactory::getSizeAfterRotation(
 109                             xShape, fRotationAngleDegree ) );
 110
 111         m_nMaximumTextWidthSoFar = std::max( m_nMaximumTextWidthSoFar, aSize.Width );
 112         m_nMaximumTextHeightSoFar = std::max( m_nMaximumTextHeightSoFar, aSize.Height );
 113     }
 114 }
 115
 116 sal_Int32 VAxisBase::estimateMaximumAutoMainIncrementCount()
 117 {
 118     return 10;
 119 }
 120
 121 void VAxisBase::setExrtaLinePositionAtOtherAxis( const double& fCrossingAt )
 122 {
 123     if( m_aAxisProperties.m_pfExrtaLinePositionAtOtherAxis )
 124         delete m_aAxisProperties.m_pfExrtaLinePositionAtOtherAxis;
 125     m_aAxisProperties.m_pfExrtaLinePositionAtOtherAxis = new double(fCrossingAt);
 126 }
 127
 128 sal_Bool SAL_CALL VAxisBase::isAnythingToDraw()
 129 {
 130     if( !m_aAxisProperties.m_xAxisModel.is() )
 131         return false;
 132
 133     DBG_ASSERT(m_pShapeFactory&&m_xLogicTarget.is()&&m_xFinalTarget.is(),"Axis is not proper initialized");
 134     if(!(m_pShapeFactory&&m_xLogicTarget.is()&&m_xFinalTarget.is()))
 135         return false;
 136
 137     uno::Reference< beans::XPropertySet > xProps( m_aAxisProperties.m_xAxisModel, uno::UNO_QUERY );
 138     if( xProps.is() )
 139     {
 140         sal_Bool bShow = sal_False;
 141         xProps->getPropertyValue( C2U( "Show" ) ) >>= bShow;
 142         if( !bShow )
 143             return false;
 144     }
 145     return true;
 146 }
 147
 148 void SAL_CALL VAxisBase::setExplicitScaleAndIncrement(
 149               const ExplicitScaleData& rScale
 150             , const ExplicitIncrementData& rIncrement )
 151             throw (uno::RuntimeException)
 152 {
 153     m_bReCreateAllTickInfos = true;
 154     m_aScale = rScale;
 155     m_aIncrement = rIncrement;
 156 }
 157
 158 bool VAxisBase::prepareShapeCreation()
 159 {
 160     //returns true if all is ready for further shape creation and any shapes need to be created
 161     if( !isAnythingToDraw() )
 162         return false;
 163
 164     if( m_bReCreateAllTickInfos )
 165     {
 166         //-----------------------------------------
 167         //create all scaled tickmark values
 168         if( m_xTextTarget.is() )
 169         {
 170             TickIter aRemoveIter( m_aAllTickInfos, m_aIncrement, 0, 0 );
 171             removeTextShapesFromTicks( aRemoveIter, m_xTextTarget );
 172         }
 173
 174         std::auto_ptr< TickmarkHelper > apTickmarkHelper( this->createTickmarkHelper() );
 175         apTickmarkHelper->getAllTicks( m_aAllTickInfos );
 176         m_bReCreateAllTickInfos = false;
 177     }
 178
 179     if( m_xGroupShape_Shapes.is() )
 180         return true;
 181
 182     //-----------------------------------------
 183     //create named group shape
 184     m_xGroupShape_Shapes = this->createGroupShape( m_xLogicTarget, m_nDimension==2 ? m_aCID : C2U(""));
 185
 186     if( m_aAxisProperties.m_bDisplayLabels )
 187         m_xTextTarget = m_pShapeFactory->createGroup2D( m_xFinalTarget, m_aCID );
 188
 189     return true;
 190 }
 191
 192 sal_Int32 VAxisBase::getIndexOfLongestLabel( const uno::Sequence< rtl::OUString >& rLabels )
 193 {
 194     sal_Int32 nRet = 0;
 195     sal_Int32 nLength = 0;
 196     sal_Int32 nN = 0;
 197     for( nN=0; nN<rLabels.getLength(); nN++ )
 198     {
 199         //todo: get real text width (without creating shape) instead of character count
 200         if( rLabels[nN].getLength() > nLength )
 201         {
 202             nLength = rLabels[nN].getLength();
 203             nRet = nN;
 204         }
 205     }
 206     return nRet;
 207 }
 208
 209 void VAxisBase::removeTextShapesFromTicks( TickIter& rIter, const Reference< drawing::XShapes >& xTarget )
 210 {
 211     for( TickInfo* pTickInfo = rIter.firstInfo()
 212         ; pTickInfo; pTickInfo = rIter.nextInfo() )
 213     {
 214         if(pTickInfo->xTextShape.is())
 215         {
 216             xTarget->remove(pTickInfo->xTextShape);
 217             pTickInfo->xTextShape = NULL;
 218         }
 219     }
 220 }
 221
 222 void VAxisBase::updateUnscaledValuesAtTicks( TickIter& rIter )
 223 {
 224     Reference< XScaling > xInverseScaling( NULL );
 225     if( m_aScale.Scaling.is() )
 226         xInverseScaling = m_aScale.Scaling->getInverseScaling();
 227
 228     for( TickInfo* pTickInfo = rIter.firstInfo()
 229         ; pTickInfo; pTickInfo = rIter.nextInfo() )
 230     {
 231         pTickInfo->updateUnscaledValue( xInverseScaling );
 232     }
 233 }
 234
 235 //.............................................................................
 236 } //namespace chart
 237 //.............................................................................