chart2/source/view/axes/VPolarAngleAxis.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_chart2.hxx"
  33 #include <basegfx/numeric/ftools.hxx>
  34
  35 #include "VPolarAngleAxis.hxx"
  36 #include "VPolarGrid.hxx"
  37 #include "ShapeFactory.hxx"
  38 #include "macros.hxx"
  39 #include "chartview/NumberFormatterWrapper.hxx"
  40 #include "PolarLabelPositionHelper.hxx"
  41 #include <tools/color.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 namespace ::rtl::math;
  52
  53 VPolarAngleAxis::VPolarAngleAxis( const AxisProperties& rAxisProperties
  54             , const uno::Reference< util::XNumberFormatsSupplier >& xNumberFormatsSupplier
  55             , sal_Int32 nDimensionCount )
  56             : VPolarAxis( rAxisProperties, xNumberFormatsSupplier, 0/*nDimensionIndex*/, nDimensionCount )
  57 {
  58 }
  59
  60 VPolarAngleAxis::~VPolarAngleAxis()
  61 {
  62     delete m_pPosHelper;
  63     m_pPosHelper = NULL;
  64 }
  65
  66 bool VPolarAngleAxis::createTextShapes_ForAngleAxis(
  67                        const uno::Reference< drawing::XShapes >& xTarget
  68                      , TickIter& rTickIter
  69                      , AxisLabelProperties& rAxisLabelProperties
  70                      , double fLogicRadius
  71                      , double fLogicZ )
  72 {
  73     sal_Int32 nDimensionCount = 2;
  74     ShapeFactory aShapeFactory(m_xShapeFactory);
  75
  76     FixedNumberFormatter aFixedNumberFormatter(
  77         m_xNumberFormatsSupplier, rAxisLabelProperties.nNumberFormatKey );
  78
  79     //------------------------------------------------
  80     //prepare text properties for multipropertyset-interface of shape
  81     tNameSequence aPropNames;
  82     tAnySequence aPropValues;
  83
  84     uno::Reference< beans::XPropertySet > xProps( m_aAxisProperties.m_xAxisModel, uno::UNO_QUERY );
  85     PropertyMapper::getTextLabelMultiPropertyLists( xProps, aPropNames, aPropValues, false );
  86     LabelPositionHelper::doDynamicFontResize( aPropValues, aPropNames, xProps
  87         , rAxisLabelProperties.m_aFontReferenceSize );
  88
  89     uno::Any* pColorAny = PropertyMapper::getValuePointer(aPropValues,aPropNames,C2U("CharColor"));
  90     sal_Int32 nColor = Color( COL_AUTO ).GetColor();
  91     if(pColorAny)
  92         *pColorAny >>= nColor;
  93
  94     const uno::Sequence< rtl::OUString >* pLabels = m_bUseTextLabels? &m_aTextLabels : 0;
  95
  96     //------------------------------------------------
  97
  98     //TickInfo* pLastVisibleNeighbourTickInfo = NULL;
  99     sal_Int32 nTick = 0;
 100
 101     for( TickInfo* pTickInfo = rTickIter.firstInfo()
 102         ; pTickInfo
 103         ; pTickInfo = rTickIter.nextInfo(), nTick++ )
 104     {
 105         //don't create labels which does not fit into the rythm
 106         if( nTick%rAxisLabelProperties.nRhythm != 0)
 107             continue;
 108
 109         //don't create labels for invisible ticks
 110         if( !pTickInfo->bPaintIt )
 111             continue;
 112
 113         //if NO OVERLAP -> don't create labels where the
 114         //anchor position is the same as for the last label
 115         //@todo
 116
 117         if(!pTickInfo->xTextShape.is())
 118         {
 119             //create single label
 120             bool bHasExtraColor=false;
 121             sal_Int32 nExtraColor=0;
 122
 123             rtl::OUString aLabel;
 124             if(pLabels)
 125             {
 126                 sal_Int32 nIndex = static_cast< sal_Int32 >(pTickInfo->fUnscaledTickValue) - 1; //first category (index 0) matches with real number 1.0
 127                 if( nIndex>=0 && nIndex<pLabels->getLength() )
 128                     aLabel = (*pLabels)[nIndex];
 129             }
 130             else
 131                 aLabel = aFixedNumberFormatter.getFormattedString( pTickInfo->fUnscaledTickValue, nExtraColor, bHasExtraColor );
 132
 133             if(pColorAny)
 134                 *pColorAny = uno::makeAny(bHasExtraColor?nExtraColor:nColor);
 135
 136             double fLogicAngle = pTickInfo->fUnscaledTickValue;
 137
 138             LabelAlignment eLabelAlignment(LABEL_ALIGN_CENTER);
 139             PolarLabelPositionHelper aPolarLabelPositionHelper(m_pPosHelper,nDimensionCount,xTarget,&aShapeFactory);
 140             sal_Int32 nScreenValueOffsetInRadiusDirection = m_aAxisLabelProperties.m_aMaximumSpaceForLabels.Height/15;
 141             awt::Point aAnchorScreenPosition2D( aPolarLabelPositionHelper.getLabelScreenPositionAndAlignmentForLogicValues(
 142                     eLabelAlignment, fLogicAngle, fLogicRadius, fLogicZ, nScreenValueOffsetInRadiusDirection ));
 143             LabelPositionHelper::changeTextAdjustment( aPropValues, aPropNames, eLabelAlignment );
 144
 145             // #i78696# use mathematically correct rotation now
 146             const double fRotationAnglePi(rAxisLabelProperties.fRotationAngleDegree * (F_PI / -180.0));
 147
 148             uno::Any aATransformation = ShapeFactory::makeTransformation( aAnchorScreenPosition2D, fRotationAnglePi );
 149             rtl::OUString aStackedLabel = ShapeFactory::getStackedString( aLabel, rAxisLabelProperties.bStackCharacters );
 150
 151             pTickInfo->xTextShape = aShapeFactory.createText( xTarget, aStackedLabel, aPropNames, aPropValues, aATransformation );
 152         }
 153
 154         //if NO OVERLAP -> remove overlapping shapes
 155         //@todo
 156     }
 157     return true;
 158 }
 159
 160 void SAL_CALL VPolarAngleAxis::createMaximumLabels()
 161 {
 162     if( !prepareShapeCreation() )
 163         return;
 164
 165     createLabels();
 166 }
 167
 168 void SAL_CALL VPolarAngleAxis::updatePositions()
 169 {
 170     //todo: really only update the positions
 171
 172     if( !prepareShapeCreation() )
 173         return;
 174
 175     createLabels();
 176 }
 177
 178 void SAL_CALL VPolarAngleAxis::createLabels()
 179 {
 180     if( !prepareShapeCreation() )
 181         return;
 182
 183     double fLogicRadius = m_pPosHelper->getOuterLogicRadius();
 184     double fLogicZ      = -0.5;//as defined
 185
 186     if( m_aAxisProperties.m_bDisplayLabels )
 187     {
 188         //-----------------------------------------
 189         //get the transformed screen values for all tickmarks in aAllTickInfos
 190         std::auto_ptr< TickmarkHelper > apTickmarkHelper( this->createTickmarkHelper() );
 191
 192         //create tick mark text shapes
 193         //@todo: iterate through all tick depth wich should be labeled
 194
 195         TickIter aTickIter( m_aAllTickInfos, m_aIncrement, 0, 0 );
 196         this->updateUnscaledValuesAtTicks( aTickIter );
 197
 198         TickIter aRemoveIter( m_aAllTickInfos, m_aIncrement, 0, 0 );
 199         removeTextShapesFromTicks( aRemoveIter, m_xTextTarget );
 200
 201         AxisLabelProperties aAxisLabelProperties( m_aAxisLabelProperties );
 202         aAxisLabelProperties.bOverlapAllowed = true;
 203         while( !createTextShapes_ForAngleAxis( m_xTextTarget, aTickIter
 204                         , aAxisLabelProperties
 205                         , fLogicRadius, fLogicZ
 206                         ) )
 207         {
 208         };
 209
 210         //no staggering for polar angle axis
 211     }
 212 }
 213
 214 void SAL_CALL VPolarAngleAxis::createShapes()
 215 {
 216     if( !prepareShapeCreation() )
 217         return;
 218
 219     double fLogicRadius = m_pPosHelper->getOuterLogicRadius();
 220     double fLogicZ      = -0.5;//as defined
 221
 222     //-----------------------------------------
 223     //create axis main lines
 224     drawing::PointSequenceSequence aPoints(1);
 225     VPolarGrid::createLinePointSequence_ForAngleAxis( aPoints, m_aAllTickInfos, m_aIncrement, m_aScale, m_pPosHelper, fLogicRadius, fLogicZ );
 226     uno::Reference< drawing::XShape > xShape = m_pShapeFactory->createLine2D(
 227             m_xGroupShape_Shapes, aPoints, &m_aAxisProperties.m_aLineProperties );
 228     //because of this name this line will be used for marking the axis
 229     m_pShapeFactory->setShapeName( xShape, C2U("MarkHandles") );
 230
 231     //-----------------------------------------
 232     //create labels
 233     createLabels();
 234 }
 235
 236 //.............................................................................
 237 } //namespace chart
 238 //.............................................................................