chart2/source/view/axes/VPolarAngleAxis.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   9  * This file incorporates work covered by the following license notice:
  10  *
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  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 <basegfx/numeric/ftools.hxx>
  21
  22 #include "VPolarAngleAxis.hxx"
  23 #include "VPolarGrid.hxx"
  24 #include "AbstractShapeFactory.hxx"
  25 #include "macros.hxx"
  26 #include "NumberFormatterWrapper.hxx"
  27 #include "PolarLabelPositionHelper.hxx"
  28 #include <tools/color.hxx>
  29
  30 #include <boost/scoped_ptr.hpp>
  31
  32 namespace chart
  33 {
  34 using namespace ::com::sun::star;
  35 using namespace ::com::sun::star::chart2;
  36 using namespace ::rtl::math;
  37
  38 VPolarAngleAxis::VPolarAngleAxis( const AxisProperties& rAxisProperties
  39             , const uno::Reference< util::XNumberFormatsSupplier >& xNumberFormatsSupplier
  40             , sal_Int32 nDimensionCount )
  41             : VPolarAxis( rAxisProperties, xNumberFormatsSupplier, 0/*nDimensionIndex*/, nDimensionCount )
  42 {
  43 }
  44
  45 VPolarAngleAxis::~VPolarAngleAxis()
  46 {
  47     delete m_pPosHelper;
  48     m_pPosHelper = NULL;
  49 }
  50
  51 bool VPolarAngleAxis::createTextShapes_ForAngleAxis(
  52                        const uno::Reference< drawing::XShapes >& xTarget
  53                      , EquidistantTickIter& rTickIter
  54                      , AxisLabelProperties& rAxisLabelProperties
  55                      , double fLogicRadius
  56                      , double fLogicZ )
  57 {
  58     sal_Int32 nDimensionCount = 2;
  59     AbstractShapeFactory* pShapeFactory = AbstractShapeFactory::getOrCreateShapeFactory(m_xShapeFactory);
  60
  61     FixedNumberFormatter aFixedNumberFormatter(
  62         m_xNumberFormatsSupplier, rAxisLabelProperties.nNumberFormatKey );
  63
  64     //prepare text properties for multipropertyset-interface of shape
  65     tNameSequence aPropNames;
  66     tAnySequence aPropValues;
  67
  68     uno::Reference< beans::XPropertySet > xProps( m_aAxisProperties.m_xAxisModel, uno::UNO_QUERY );
  69     PropertyMapper::getTextLabelMultiPropertyLists( xProps, aPropNames, aPropValues, false );
  70     LabelPositionHelper::doDynamicFontResize( aPropValues, aPropNames, xProps
  71         , rAxisLabelProperties.m_aFontReferenceSize );
  72
  73     uno::Any* pColorAny = PropertyMapper::getValuePointer(aPropValues,aPropNames,"CharColor");
  74     sal_Int32 nColor = Color( COL_AUTO ).GetColor();
  75     if(pColorAny)
  76         *pColorAny >>= nColor;
  77
  78     const uno::Sequence< OUString >* pLabels = m_bUseTextLabels? &m_aTextLabels : 0;
  79
  80     //TickInfo* pLastVisibleNeighbourTickInfo = NULL;
  81     sal_Int32 nTick = 0;
  82
  83     for( TickInfo* pTickInfo = rTickIter.firstInfo()
  84         ; pTickInfo
  85         ; pTickInfo = rTickIter.nextInfo(), nTick++ )
  86     {
  87         //don't create labels which does not fit into the rhythm
  88         if( nTick%rAxisLabelProperties.nRhythm != 0)
  89             continue;
  90
  91         //don't create labels for invisible ticks
  92         if( !pTickInfo->bPaintIt )
  93             continue;
  94
  95         //if NO OVERLAP -> don't create labels where the
  96         //anchor position is the same as for the last label
  97         //@todo
  98
  99         if(!pTickInfo->xTextShape.is())
 100         {
 101             //create single label
 102             bool bHasExtraColor=false;
 103             sal_Int32 nExtraColor=0;
 104
 105             OUString aLabel;
 106             if(pLabels)
 107             {
 108                 sal_Int32 nIndex = static_cast< sal_Int32 >(pTickInfo->getUnscaledTickValue()) - 1; //first category (index 0) matches with real number 1.0
 109                 if( nIndex>=0 && nIndex<pLabels->getLength() )
 110                     aLabel = (*pLabels)[nIndex];
 111             }
 112             else
 113                 aLabel = aFixedNumberFormatter.getFormattedString( pTickInfo->getUnscaledTickValue(), nExtraColor, bHasExtraColor );
 114
 115             if(pColorAny)
 116                 *pColorAny = uno::makeAny(bHasExtraColor?nExtraColor:nColor);
 117
 118             double fLogicAngle = pTickInfo->getUnscaledTickValue();
 119
 120             LabelAlignment eLabelAlignment(LABEL_ALIGN_CENTER);
 121             PolarLabelPositionHelper aPolarLabelPositionHelper(m_pPosHelper,nDimensionCount,xTarget, pShapeFactory);
 122             sal_Int32 nScreenValueOffsetInRadiusDirection = m_aAxisLabelProperties.m_aMaximumSpaceForLabels.Height/15;
 123             awt::Point aAnchorScreenPosition2D( aPolarLabelPositionHelper.getLabelScreenPositionAndAlignmentForLogicValues(
 124                     eLabelAlignment, fLogicAngle, fLogicRadius, fLogicZ, nScreenValueOffsetInRadiusDirection ));
 125             LabelPositionHelper::changeTextAdjustment( aPropValues, aPropNames, eLabelAlignment );
 126
 127             // #i78696# use mathematically correct rotation now
 128             const double fRotationAnglePi(rAxisLabelProperties.fRotationAngleDegree * (F_PI / -180.0));
 129
 130             uno::Any aATransformation = AbstractShapeFactory::makeTransformation( aAnchorScreenPosition2D, fRotationAnglePi );
 131             OUString aStackedLabel = AbstractShapeFactory::getStackedString( aLabel, rAxisLabelProperties.bStackCharacters );
 132
 133             pTickInfo->xTextShape = pShapeFactory->createText( xTarget, aStackedLabel, aPropNames, aPropValues, aATransformation );
 134         }
 135
 136         //if NO OVERLAP -> remove overlapping shapes
 137         //@todo
 138     }
 139     return true;
 140 }
 141
 142 void VPolarAngleAxis::createMaximumLabels()
 143 {
 144     if( !prepareShapeCreation() )
 145         return;
 146
 147     createLabels();
 148 }
 149
 150 void VPolarAngleAxis::updatePositions()
 151 {
 152     //todo: really only update the positions
 153
 154     if( !prepareShapeCreation() )
 155         return;
 156
 157     createLabels();
 158 }
 159
 160 void VPolarAngleAxis::createLabels()
 161 {
 162     if( !prepareShapeCreation() )
 163         return;
 164
 165     double fLogicRadius = m_pPosHelper->getOuterLogicRadius();
 166
 167     if( m_aAxisProperties.m_bDisplayLabels )
 168     {
 169         //get the transformed screen values for all tickmarks in aAllTickInfos
 170         boost::scoped_ptr< TickFactory > apTickFactory( this->createTickFactory() );
 171
 172         //create tick mark text shapes
 173         //@todo: iterate through all tick depth which should be labeled
 174
 175         EquidistantTickIter aTickIter( m_aAllTickInfos, m_aIncrement, 0, 0 );
 176         this->updateUnscaledValuesAtTicks( aTickIter );
 177
 178         removeTextShapesFromTicks();
 179
 180         AxisLabelProperties aAxisLabelProperties( m_aAxisLabelProperties );
 181         aAxisLabelProperties.bOverlapAllowed = true;
 182         double fLogicZ      = 1.0;//as defined
 183         while( !createTextShapes_ForAngleAxis( m_xTextTarget, aTickIter
 184                         , aAxisLabelProperties
 185                         , fLogicRadius, fLogicZ
 186                         ) )
 187         {
 188         }
 189
 190         //no staggering for polar angle axis
 191     }
 192 }
 193
 194 void VPolarAngleAxis::createShapes()
 195 {
 196     if( !prepareShapeCreation() )
 197         return;
 198
 199     double fLogicRadius = m_pPosHelper->getOuterLogicRadius();
 200     double fLogicZ      = 1.0;//as defined
 201
 202     //create axis main lines
 203     drawing::PointSequenceSequence aPoints(1);
 204     VPolarGrid::createLinePointSequence_ForAngleAxis( aPoints, m_aAllTickInfos, m_aIncrement, m_aScale, m_pPosHelper, fLogicRadius, fLogicZ );
 205     uno::Reference< drawing::XShape > xShape = m_pShapeFactory->createLine2D(
 206             m_xGroupShape_Shapes, aPoints, &m_aAxisProperties.m_aLineProperties );
 207     //because of this name this line will be used for marking the axis
 208     ::chart::AbstractShapeFactory::setShapeName( xShape, "MarkHandles" );
 209
 210     //create labels
 211     createLabels();
 212 }
 213
 214 } //namespace chart
 215
 216 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */