diff options
Diffstat (limited to 'chart2/source/view/main/VLegend.cxx')
| -rw-r--r-- | chart2/source/view/main/VLegend.cxx | 495 |
1 files changed, 356 insertions, 139 deletions
diff --git a/chart2/source/view/main/VLegend.cxx b/chart2/source/view/main/VLegend.cxx index fbc74bad05a5..33e1d1f26aa4 100644 --- a/chart2/source/view/main/VLegend.cxx +++ b/chart2/source/view/main/VLegend.cxx @@ -36,13 +36,14 @@ #include "ShapeFactory.hxx" #include "RelativeSizeHelper.hxx" #include "LegendEntryProvider.hxx" +#include "chartview/DrawModelWrapper.hxx" #include <com/sun/star/text/XTextRange.hpp> #include <com/sun/star/text/WritingMode2.hpp> #include <com/sun/star/beans/XPropertySet.hpp> #include <com/sun/star/beans/XPropertyState.hpp> #include <com/sun/star/drawing/TextHorizontalAdjust.hpp> #include <com/sun/star/drawing/LineJoint.hpp> -#include <com/sun/star/chart2/LegendExpansion.hpp> +#include <com/sun/star/chart/ChartLegendExpansion.hpp> #include <com/sun/star/chart2/LegendPosition.hpp> #include <com/sun/star/chart2/RelativePosition.hpp> #include <rtl/ustrbuf.hxx> @@ -123,7 +124,6 @@ void lcl_getProperties( const Reference< beans::XPropertySet > & xLegendProp, tPropertyValues & rOutLineFillProperties, tPropertyValues & rOutTextProperties, - sal_Int32 nMaxLabelWidth, const awt::Size & rReferenceSize ) { // Get Line- and FillProperties from model legend @@ -146,7 +146,7 @@ void lcl_getProperties( aTextValueMap[ C2U("TextAutoGrowHeight") ] = uno::makeAny( sal_True ); aTextValueMap[ C2U("TextAutoGrowWidth") ] = uno::makeAny( sal_True ); aTextValueMap[ C2U("TextHorizontalAdjust") ] = uno::makeAny( eHorizAdjust ); - aTextValueMap[ C2U("TextMaximumFrameWidth") ] = uno::makeAny( nMaxLabelWidth ); + aTextValueMap[ C2U("TextMaximumFrameWidth") ] = uno::makeAny( rReferenceSize.Width ); //needs to be overwritten by actual available space in the legend // recalculate font size awt::Size aPropRefSize; @@ -193,16 +193,10 @@ awt::Size lcl_createTextShapes( try { // create label shape - Reference< drawing::XShape > xGroupShapeForSingleEntry( - xShapeFactory->createInstance( - C2U( "com.sun.star.drawing.GroupShape" )), uno::UNO_QUERY_THROW ); - Reference< drawing::XShape >xEntry( + Reference< drawing::XShape > xEntry( xShapeFactory->createInstance( C2U( "com.sun.star.drawing.TextShape" )), uno::UNO_QUERY_THROW ); - xTarget->add( xGroupShapeForSingleEntry ); - - Reference< drawing::XShapes > xGroup( xGroupShapeForSingleEntry, uno::UNO_QUERY_THROW ); - xGroup->add( xEntry ); + xTarget->add( xEntry ); // set label text Sequence< Reference< XFormattedString > > aLabelSeq = (*aIt).aLabel; @@ -230,7 +224,7 @@ awt::Size lcl_createTextShapes( aResult.Height = ::std::max( aResult.Height, aCurrSize.Height ); } - rOutTextShapes.push_back( xGroupShapeForSingleEntry ); + rOutTextShapes.push_back( xEntry ); } catch( uno::Exception & ex ) { @@ -241,57 +235,272 @@ awt::Size lcl_createTextShapes( return aResult; } +void lcl_collectColumnWidths( std::vector< sal_Int32 >& rColumnWidths, const sal_Int32 nNumberOfRows, const sal_Int32 nNumberOfColumns + , const ::std::vector< Reference< drawing::XShape > > aTextShapes, sal_Int32 nSymbolPlusDistanceWidth ) +{ + rColumnWidths.clear(); + sal_Int32 nRow = 0; + sal_Int32 nColumn = 0; + sal_Int32 nNumberOfEntries = aTextShapes.size(); + for( ; nRow < nNumberOfRows; ++nRow ) + { + for( nColumn = 0; nColumn < nNumberOfColumns; ++nColumn ) + { + sal_Int32 nEntry = (nColumn + nRow * nNumberOfColumns); + if( nEntry < nNumberOfEntries ) + { + awt::Size aTextSize( aTextShapes[ nEntry ]->getSize() ); + sal_Int32 nWidth = nSymbolPlusDistanceWidth + aTextSize.Width; + if( nRow==0 ) + rColumnWidths.push_back( nWidth ); + else + rColumnWidths[nColumn] = ::std::max( nWidth, rColumnWidths[nColumn] ); + } + } + } +} -void lcl_placeLegendEntries( - const tViewLegendEntryContainer & rEntries, - LegendExpansion eExpansion, +void lcl_collectRowHeighs( std::vector< sal_Int32 >& rRowHeights, const sal_Int32 nNumberOfRows, const sal_Int32 nNumberOfColumns + , const ::std::vector< Reference< drawing::XShape > > aTextShapes ) +{ + // calculate maximum height for each row + // and collect column widths + rRowHeights.clear(); + sal_Int32 nRow = 0; + sal_Int32 nColumn = 0; + sal_Int32 nNumberOfEntries = aTextShapes.size(); + for( ; nRow < nNumberOfRows; ++nRow ) + { + sal_Int32 nCurrentRowHeight = 0; + for( nColumn = 0; nColumn < nNumberOfColumns; ++nColumn ) + { + sal_Int32 nEntry = (nColumn + nRow * nNumberOfColumns); + if( nEntry < nNumberOfEntries ) + { + awt::Size aTextSize( aTextShapes[ nEntry ]->getSize() ); + nCurrentRowHeight = ::std::max( nCurrentRowHeight, aTextSize.Height ); + } + } + rRowHeights.push_back( nCurrentRowHeight ); + } +} + +sal_Int32 lcl_getTextLineHeight( const std::vector< sal_Int32 >& aRowHeights, const sal_Int32 nNumberOfRows, double fViewFontSize ) +{ + const sal_Int32 nFontHeight = static_cast< sal_Int32 >( fViewFontSize ); + sal_Int32 nTextLineHeight = nFontHeight; + for( sal_Int32 nR=0; nR<nNumberOfRows; nR++ ) + { + sal_Int32 nFullTextHeight = aRowHeights[ nR ]; + if( ( nFullTextHeight / nFontHeight ) <= 1 ) + { + nTextLineHeight = nFullTextHeight;//found an entry with one line-> have real text height + break; + } + } + return nTextLineHeight; +} + +//returns resulting legend size +awt::Size lcl_placeLegendEntries( + tViewLegendEntryContainer & rEntries, + ::com::sun::star::chart::ChartLegendExpansion eExpansion, bool bSymbolsLeftSide, - const Reference< beans::XPropertySet > & xProperties, + double fViewFontSize, + const awt::Size& rMaxSymbolExtent, tPropertyValues & rTextProperties, const Reference< drawing::XShapes > & xTarget, const Reference< lang::XMultiServiceFactory > & xShapeFactory, - const Reference< uno::XComponentContext > & /* xContext */, - const awt::Size & rAvailableSpace, - const awt::Size & rPageSize, - awt::Size & rOutLegendSize ) + const awt::Size & rAvailableSpace ) { - double fViewFontSize = lcl_CalcViewFontSize( xProperties, rPageSize ); + bool bIsCustomSize = (eExpansion == ::com::sun::star::chart::ChartLegendExpansion_CUSTOM); + awt::Size aResultingLegendSize(0,0); + if( bIsCustomSize ) + aResultingLegendSize = rAvailableSpace; - // padding as percentage of the font height // #i109336# Improve auto positioning in chart - double fXPadding = 0.1; - double fYPadding = 0.2; - double fXOffset = 0.15; - double fYOffset = 0.15; - - const sal_Int32 nXPadding = static_cast< sal_Int32 >( fViewFontSize * fXPadding ); - const sal_Int32 nYPadding = static_cast< sal_Int32 >( fViewFontSize * fYPadding ); - const sal_Int32 nXOffset = static_cast< sal_Int32 >( fViewFontSize * fXOffset ); - const sal_Int32 nYOffset = static_cast< sal_Int32 >( fViewFontSize * fYOffset ); + sal_Int32 nXPadding = static_cast< sal_Int32 >( std::max( 100.0, fViewFontSize * 0.33 ) ); + //sal_Int32 nXPadding = static_cast< sal_Int32 >( std::max( 200.0, fViewFontSize * 0.33 ) ); + sal_Int32 nXOffset = static_cast< sal_Int32 >( std::max( 100.0, fViewFontSize * 0.66 ) ); + sal_Int32 nYPadding = static_cast< sal_Int32 >( std::max( 100.0, fViewFontSize * 0.2 ) ); + sal_Int32 nYOffset = static_cast< sal_Int32 >( std::max( 100.0, fViewFontSize * 0.2 ) ); + //sal_Int32 nYOffset = static_cast< sal_Int32 >( std::max( 230.0, fViewFontSize * 0.45 ) ); + + const sal_Int32 nSymbolToTextDistance = static_cast< sal_Int32 >( std::max( 100.0, fViewFontSize * 0.22 ) );//minimum 1mm + const sal_Int32 nSymbolPlusDistanceWidth = rMaxSymbolExtent.Width + nSymbolToTextDistance; + sal_Int32 nMaxTextWidth = rAvailableSpace.Width - (2 * nXPadding) - nSymbolPlusDistanceWidth; + rtl::OUString aPropNameTextMaximumFrameWidth( C2U("TextMaximumFrameWidth") ); + uno::Any* pFrameWidthAny = PropertyMapper::getValuePointer( rTextProperties.second, rTextProperties.first, aPropNameTextMaximumFrameWidth); + if(pFrameWidthAny) + { + if( eExpansion == ::com::sun::star::chart::ChartLegendExpansion_HIGH ) + { + // limit the width of texts to 30% of the total available width + // #i109336# Improve auto positioning in chart + nMaxTextWidth = rAvailableSpace.Width * 3 / 10; + } + *pFrameWidthAny = uno::makeAny(nMaxTextWidth); + } ::std::vector< Reference< drawing::XShape > > aTextShapes; - awt::Size aMaxEntryExtent = lcl_createTextShapes( - rEntries, xShapeFactory, xTarget, aTextShapes, rTextProperties ); + awt::Size aMaxEntryExtent = lcl_createTextShapes( rEntries, xShapeFactory, xTarget, aTextShapes, rTextProperties ); OSL_ASSERT( aTextShapes.size() == rEntries.size()); - // #i109336# Improve auto positioning in chart - double fSymbolSizeFraction = 0.8; - awt::Size aMaxSymbolExtent( static_cast< sal_Int32 >( fViewFontSize * fSymbolSizeFraction * 3.0 / 2.0 ), - static_cast< sal_Int32 >( fViewFontSize * fSymbolSizeFraction ) ); - - sal_Int32 nCurrentXPos = nXPadding; - sal_Int32 nCurrentYPos = nYPadding; - sal_Int32 nMaxEntryWidth = 2 * nXOffset + aMaxSymbolExtent.Width + aMaxEntryExtent.Width; + sal_Int32 nMaxEntryWidth = nXOffset + nSymbolPlusDistanceWidth + aMaxEntryExtent.Width; sal_Int32 nMaxEntryHeight = nYOffset + aMaxEntryExtent.Height; sal_Int32 nNumberOfEntries = rEntries.size(); - if( !bSymbolsLeftSide ) - nCurrentXPos = -nXPadding; - sal_Int32 nNumberOfColumns = 0, nNumberOfRows = 0; + std::vector< sal_Int32 > aColumnWidths; + std::vector< sal_Int32 > aRowHeights; + + sal_Int32 nTextLineHeight = static_cast< sal_Int32 >( fViewFontSize ); // determine layout depending on LegendExpansion - if( eExpansion == LegendExpansion_HIGH ) + if( eExpansion == ::com::sun::star::chart::ChartLegendExpansion_CUSTOM ) + { + sal_Int32 nCurrentRow=0; + sal_Int32 nCurrentColumn=-1; + sal_Int32 nColumnCount=0; + sal_Int32 nMaxColumnCount=-1; + for( sal_Int32 nN=0; nN<static_cast<sal_Int32>(aTextShapes.size()); nN++ ) + { + Reference< drawing::XShape > xShape( aTextShapes[nN] ); + if( !xShape.is() ) + continue; + awt::Size aSize( xShape->getSize() ); + sal_Int32 nNewWidth = aSize.Width + nSymbolPlusDistanceWidth; + sal_Int32 nCurrentColumnCount = aColumnWidths.size(); + + //are we allowed to add a new column? + if( nMaxColumnCount==-1 || (nCurrentColumn+1) < nMaxColumnCount ) + { + //try add a new column + nCurrentColumn++; + if( nCurrentColumn < nCurrentColumnCount ) + { + //check wether the current column width is sufficient for the new entry + if( aColumnWidths[nCurrentColumn]>=nNewWidth ) + { + //all good proceed with next entry + continue; + } + } + if( nCurrentColumn < nCurrentColumnCount ) + aColumnWidths[nCurrentColumn] = std::max( nNewWidth, aColumnWidths[nCurrentColumn] ); + else + aColumnWidths.push_back(nNewWidth); + + //do the columns still fit into the given size? + nCurrentColumnCount = aColumnWidths.size();//update count + sal_Int32 nSumWidth = 0; + for( sal_Int32 nC=0; nC<nCurrentColumnCount; nC++ ) + nSumWidth += aColumnWidths[nC]; + + if( nSumWidth <= rAvailableSpace.Width || nCurrentColumnCount==1 ) + { + //all good proceed with next entry + continue; + } + else + { + //not enough space for the current amount of columns + //try again with less columns + nMaxColumnCount = nCurrentColumnCount-1; + nN=-1; + nCurrentRow=0; + nCurrentColumn=-1; + nColumnCount=0; + aColumnWidths.clear(); + } + } + else + { + //add a new row and try the same entry again + nCurrentRow++; + nCurrentColumn=-1; + nN--; + } + } + nNumberOfColumns = aColumnWidths.size(); + nNumberOfRows = nCurrentRow+1; + + //check if there is not enough space so that some entries must be removed + lcl_collectRowHeighs( aRowHeights, nNumberOfRows, nNumberOfColumns, aTextShapes ); + nTextLineHeight = lcl_getTextLineHeight( aRowHeights, nNumberOfRows, fViewFontSize ); + sal_Int32 nSumHeight = 0; + for( sal_Int32 nR=0; nR<nNumberOfRows; nR++ ) + nSumHeight += aRowHeights[nR]; + sal_Int32 nRemainingSpace = rAvailableSpace.Height - nSumHeight; + + if( nRemainingSpace<0 ) + { + //remove entries that are too big + for( sal_Int32 nR=nNumberOfRows; nR--; ) + { + for( sal_Int32 nC=nNumberOfColumns; nC--; ) + { + sal_Int32 nEntry = (nC + nR * nNumberOfColumns); + if( nEntry < static_cast<sal_Int32>(aTextShapes.size()) ) + { + DrawModelWrapper::removeShape( aTextShapes[nEntry] ); + aTextShapes.pop_back(); + } + if( nEntry < nNumberOfEntries ) + { + DrawModelWrapper::removeShape( rEntries[ nEntry ].aSymbol ); + rEntries.pop_back(); + nNumberOfEntries--; + } + } + nSumHeight -= aRowHeights[nR]; + aRowHeights.pop_back(); + nRemainingSpace = rAvailableSpace.Height - nSumHeight; + if( nRemainingSpace>=0 ) + break; + } + nNumberOfRows = static_cast<sal_Int32>(aRowHeights.size()); + } + if( nRemainingSpace > 0 ) + { + sal_Int32 nNormalSpacingHeight = 2*nYPadding+(nNumberOfRows-1)*nYOffset; + if( nRemainingSpace < nNormalSpacingHeight ) + { + //reduce spacing between the entries + nYPadding = nYOffset = nRemainingSpace/(nNumberOfRows+1); + } + else + { + //we have some space left that should be spread equally between all rows + sal_Int32 nRemainingSingleSpace = (nRemainingSpace-nNormalSpacingHeight)/(nNumberOfRows+1); + nYPadding += nRemainingSingleSpace; + nYOffset += nRemainingSingleSpace; + } + } + + //check spacing between columns + sal_Int32 nSumWidth = 0; + for( sal_Int32 nC=0; nC<nNumberOfColumns; nC++ ) + nSumWidth += aColumnWidths[nC]; + nRemainingSpace = rAvailableSpace.Width - nSumWidth; + if( nRemainingSpace>=0 ) + { + sal_Int32 nNormalSpacingWidth = 2*nXPadding+(nNumberOfColumns-1)*nXOffset; + if( nRemainingSpace < nNormalSpacingWidth ) + { + //reduce spacing between the entries + nXPadding = nXOffset = nRemainingSpace/(nNumberOfColumns+1); + } + else + { + //we have some space left that should be spread equally between all columns + sal_Int32 nRemainingSingleSpace = (nRemainingSpace-nNormalSpacingWidth)/(nNumberOfColumns+1); + nXPadding += nRemainingSingleSpace; + nXOffset += nRemainingSingleSpace; + } + } + } + else if( eExpansion == ::com::sun::star::chart::ChartLegendExpansion_HIGH ) { sal_Int32 nMaxNumberOfRows = nMaxEntryHeight ? (rAvailableSpace.Height - 2*nYPadding ) / nMaxEntryHeight @@ -308,7 +517,7 @@ void lcl_placeLegendEntries( static_cast< double >( nNumberOfColumns ) )) : 0; } - else if( eExpansion == LegendExpansion_WIDE ) + else if( eExpansion == ::com::sun::star::chart::ChartLegendExpansion_WIDE ) { sal_Int32 nMaxNumberOfColumns = nMaxEntryWidth ? (rAvailableSpace.Width - 2*nXPadding ) / nMaxEntryWidth @@ -325,7 +534,7 @@ void lcl_placeLegendEntries( static_cast< double >( nNumberOfRows ) )) : 0; } - else // LegendExpansion_BALANCED + else // ::com::sun::star::chart::ChartLegendExpansion_BALANCED { double fAspect = nMaxEntryHeight ? static_cast< double >( nMaxEntryWidth ) / static_cast< double >( nMaxEntryHeight ) @@ -341,93 +550,90 @@ void lcl_placeLegendEntries( } if(nNumberOfRows<=0) - return; + return aResultingLegendSize; - // calculate maximum height for current row - std::vector< sal_Int32 > nMaxHeights( nNumberOfRows ); - sal_Int32 nRow = 0; - sal_Int32 nColumn = 0; - for( ; nRow < nNumberOfRows; ++nRow ) + if( eExpansion != ::com::sun::star::chart::ChartLegendExpansion_CUSTOM ) { - sal_Int32 nMaxHeight = 0; - for( nColumn = 0; nColumn < nNumberOfColumns; ++nColumn ) - { - sal_Int32 nEntry = ( eExpansion == LegendExpansion_WIDE ) - ? (nColumn + nRow * nNumberOfColumns) - // HIGH or BALANCED - : (nRow + nColumn * nNumberOfRows); - if( nEntry < nNumberOfEntries ) - nMaxHeight = ::std::max( - nMaxHeight, nYOffset + aTextShapes[ nEntry ]->getSize().Height ); - } - nMaxHeights[ nRow ] = nMaxHeight; + lcl_collectColumnWidths( aColumnWidths, nNumberOfRows, nNumberOfColumns, aTextShapes, nSymbolPlusDistanceWidth ); + lcl_collectRowHeighs( aRowHeights, nNumberOfRows, nNumberOfColumns, aTextShapes ); + nTextLineHeight = lcl_getTextLineHeight( aRowHeights, nNumberOfRows, fViewFontSize ); } - // place entries ordered in optimal-width columns + sal_Int32 nCurrentXPos = nXPadding; + sal_Int32 nCurrentYPos = nYPadding; + if( !bSymbolsLeftSide ) + nCurrentXPos = -nXPadding; + + // place entries into column and rows sal_Int32 nMaxYPos = 0; + sal_Int32 nRow = 0; + sal_Int32 nColumn = 0; for( nColumn = 0; nColumn < nNumberOfColumns; ++nColumn ) { - sal_Int32 nMaxWidth = 0; nCurrentYPos = nYPadding; - for( nRow = 0; nRow < nNumberOfRows; ++nRow ) { - sal_Int32 nEntry = ( eExpansion == LegendExpansion_WIDE ) - ? (nColumn + nRow * nNumberOfColumns) - // HIGH or BALANCED - : (nRow + nColumn * nNumberOfRows); - + sal_Int32 nEntry = (nColumn + nRow * nNumberOfColumns); if( nEntry >= nNumberOfEntries ) break; + // text shape + Reference< drawing::XShape > xTextShape( aTextShapes[nEntry] ); + if( xTextShape.is() ) + { + awt::Size aTextSize( xTextShape->getSize() ); + sal_Int32 nTextXPos = nCurrentXPos + nSymbolPlusDistanceWidth; + if( !bSymbolsLeftSide ) + nTextXPos = nCurrentXPos - nSymbolPlusDistanceWidth - aTextSize.Width; + xTextShape->setPosition( awt::Point( nTextXPos, nCurrentYPos )); + } + // symbol Reference< drawing::XShape > xSymbol( rEntries[ nEntry ].aSymbol ); - if( xSymbol.is() ) { - // Note: aspect ratio should always be 3:2 - - // set symbol size to 75% of maximum space - awt::Size aSymbolSize( - aMaxSymbolExtent.Width * 75 / 100, - aMaxSymbolExtent.Height * 75 / 100 ); - xSymbol->setSize( aSymbolSize ); - sal_Int32 nSymbolXPos = nCurrentXPos + ((aMaxSymbolExtent.Width - aSymbolSize.Width) / 2); + awt::Size aSymbolSize( rMaxSymbolExtent ); + sal_Int32 nSymbolXPos = nCurrentXPos; if( !bSymbolsLeftSide ) - nSymbolXPos = nSymbolXPos - aMaxSymbolExtent.Width; - - // #i109336# Improve auto positioning in chart - sal_Int32 nTextHeight = nMaxHeights[ nRow ] - nYOffset; - sal_Int32 nFontSize = static_cast< sal_Int32 >( fViewFontSize ); - sal_Int32 nMaxRowHeight = ( ( ( nTextHeight / nFontSize ) <= 1 ) ? nTextHeight : nFontSize ); - sal_Int32 nSymbolYPos = nCurrentYPos + ( ( nMaxRowHeight - aSymbolSize.Height ) / 2 ); + nSymbolXPos = nCurrentXPos - rMaxSymbolExtent.Width; + sal_Int32 nSymbolYPos = nCurrentYPos + ( ( nTextLineHeight - aSymbolSize.Height ) / 2 ); xSymbol->setPosition( awt::Point( nSymbolXPos, nSymbolYPos ) ); } - // position text shape - awt::Size aTextSize( aTextShapes[ nEntry ]->getSize()); - nMaxWidth = ::std::max( nMaxWidth, 2 * nXOffset + aMaxSymbolExtent.Width + aTextSize.Width ); - sal_Int32 nTextXPos = nCurrentXPos + aMaxSymbolExtent.Width; - if( !bSymbolsLeftSide ) - nTextXPos = nCurrentXPos - aMaxSymbolExtent.Width - aTextSize.Width; - aTextShapes[ nEntry ]->setPosition( awt::Point( nTextXPos, nCurrentYPos )); - - nCurrentYPos += nMaxHeights[ nRow ]; + nCurrentYPos += aRowHeights[ nRow ]; + if( nRow+1 < nNumberOfRows ) + nCurrentYPos += nYOffset; nMaxYPos = ::std::max( nMaxYPos, nCurrentYPos ); } if( bSymbolsLeftSide ) - nCurrentXPos += nMaxWidth; + { + nCurrentXPos += aColumnWidths[nColumn]; + if( nColumn+1 < nNumberOfColumns ) + nCurrentXPos += nXOffset; + } else - nCurrentXPos -= nMaxWidth; + { + nCurrentXPos -= aColumnWidths[nColumn]; + if( nColumn+1 < nNumberOfColumns ) + nCurrentXPos -= nXOffset; + } } - if( bSymbolsLeftSide ) - rOutLegendSize.Width = nCurrentXPos + nXPadding; - else + if( !bIsCustomSize ) { - sal_Int32 nLegendWidth = -(nCurrentXPos-nXPadding); - rOutLegendSize.Width = nLegendWidth; + if( bSymbolsLeftSide ) + aResultingLegendSize.Width = nCurrentXPos + nXPadding; + else + { + sal_Int32 nLegendWidth = -(nCurrentXPos-nXPadding); + aResultingLegendSize.Width = nLegendWidth; + } + aResultingLegendSize.Height = nMaxYPos + nYPadding; + } + if( !bSymbolsLeftSide ) + { + sal_Int32 nLegendWidth = aResultingLegendSize.Width; awt::Point aPos(0,0); for( sal_Int32 nEntry=0; nEntry<nNumberOfEntries; nEntry++ ) { @@ -441,7 +647,8 @@ void lcl_placeLegendEntries( xText->setPosition( aPos ); } } - rOutLegendSize.Height = nMaxYPos + nYPadding; + + return aResultingLegendSize; } // #i109336# Improve auto positioning in chart @@ -583,14 +790,6 @@ awt::Point lcl_calculatePositionAndRemainingSpace( return aResult; } -template< class T > -void lcl_appendSeqToVector( const Sequence< T > & rSource, ::std::vector< T > & rDest ) -{ - const sal_Int32 nCount = rSource.getLength(); - for( sal_Int32 i = 0; i < nCount; ++i ) - rDest.push_back( rSource[ i ] ); -} - bool lcl_shouldSymbolsBePlacedOnTheLeftSide( const Reference< beans::XPropertySet >& xLegendProp, sal_Int16 nDefaultWritingMode ) { bool bSymbolsLeftSide = true; @@ -706,23 +905,26 @@ void VLegend::createShapes( tPropertyValues aLineFillProperties; tPropertyValues aTextProperties; - // limit the width of texts to 30% of the total available width - // #i109336# Improve auto positioning in chart - sal_Int32 nMaxLabelWidth = rAvailableSpace.Width * 3 / 10; Reference< beans::XPropertySet > xLegendProp( m_xLegend, uno::UNO_QUERY ); - LegendExpansion eExpansion = LegendExpansion_HIGH; + ::com::sun::star::chart::ChartLegendExpansion eExpansion = ::com::sun::star::chart::ChartLegendExpansion_HIGH; + awt::Size aLegendSize( rAvailableSpace ); + if( xLegendProp.is()) { // get Expansion property xLegendProp->getPropertyValue( C2U( "Expansion" )) >>= eExpansion; - if( eExpansion == LegendExpansion_WIDE ) + if( eExpansion == ::com::sun::star::chart::ChartLegendExpansion_CUSTOM ) { - //#i80377# - nMaxLabelWidth = (rAvailableSpace.Width * 5) / 6;//completely correct would be available width minus symbol size minus distances to page ... + RelativeSize aRelativeSize; + if ((xLegendProp->getPropertyValue( C2U( "RelativeSize" )) >>= aRelativeSize)) + { + aLegendSize.Width = aRelativeSize.Primary * rPageSize.Width; + aLegendSize.Height = aRelativeSize.Secondary * rPageSize.Height; + } + else + eExpansion = ::com::sun::star::chart::ChartLegendExpansion_HIGH; } - - lcl_getProperties( xLegendProp, aLineFillProperties, aTextProperties, nMaxLabelWidth, - rPageSize ); + lcl_getProperties( xLegendProp, aLineFillProperties, aTextProperties, rPageSize ); } if( xBorder.is()) @@ -739,32 +941,47 @@ void VLegend::createShapes( } // create entries - tViewLegendEntryContainer aViewEntries; + double fViewFontSize = lcl_CalcViewFontSize( xLegendProp, rPageSize );//todo + // #i109336# Improve auto positioning in chart + sal_Int32 nSymbolHeigth = static_cast< sal_Int32 >( fViewFontSize * 0.6 ); + sal_Int32 nSymbolWidth = static_cast< sal_Int32 >( nSymbolHeigth ); + + ::std::vector< LegendEntryProvider* >::const_iterator aIter = m_aLegendEntryProviderList.begin(); + const ::std::vector< LegendEntryProvider* >::const_iterator aEnd = m_aLegendEntryProviderList.end(); + for( aIter = m_aLegendEntryProviderList.begin(); aIter != aEnd; aIter++ ) { - ::std::vector< LegendEntryProvider* >::const_iterator aIter = m_aLegendEntryProviderList.begin(); - const ::std::vector< LegendEntryProvider* >::const_iterator aEnd = m_aLegendEntryProviderList.end(); - for( ; aIter != aEnd; aIter++ ) + LegendEntryProvider* pLegendEntryProvider( *aIter ); + if( pLegendEntryProvider ) { - LegendEntryProvider* pLegendEntryProvider( *aIter ); - if( pLegendEntryProvider ) + awt::Size aCurrentRatio = pLegendEntryProvider->getPreferredLegendKeyAspectRatio(); + sal_Int32 nCurrentWidth = aCurrentRatio.Width; + if( aCurrentRatio.Height > 0 ) { - lcl_appendSeqToVector< ViewLegendEntry >( - pLegendEntryProvider->createLegendEntries( eExpansion, xLegendProp, xLegendContainer, m_xShapeFactory, m_xContext ) - , aViewEntries ); + nCurrentWidth = nSymbolHeigth* aCurrentRatio.Width/aCurrentRatio.Height; } + nSymbolWidth = std::max( nSymbolWidth, nCurrentWidth ); + } + } + awt::Size aMaxSymbolExtent( nSymbolWidth, nSymbolHeigth ); + + tViewLegendEntryContainer aViewEntries; + for( aIter = m_aLegendEntryProviderList.begin(); aIter != aEnd; aIter++ ) + { + LegendEntryProvider* pLegendEntryProvider( *aIter ); + if( pLegendEntryProvider ) + { + std::vector< ViewLegendEntry > aNewEntries = pLegendEntryProvider->createLegendEntries( aMaxSymbolExtent, eExpansion, xLegendProp, xLegendContainer, m_xShapeFactory, m_xContext ); + aViewEntries.insert( aViewEntries.end(), aNewEntries.begin(), aNewEntries.end() ); } } bool bSymbolsLeftSide = lcl_shouldSymbolsBePlacedOnTheLeftSide( xLegendProp, m_nDefaultWritingMode ); // place entries - awt::Size aLegendSize; - lcl_placeLegendEntries( aViewEntries, eExpansion, bSymbolsLeftSide - , xLegendProp, aTextProperties - , xLegendContainer, m_xShapeFactory, m_xContext - , rAvailableSpace, rPageSize, aLegendSize ); + aLegendSize = lcl_placeLegendEntries( aViewEntries, eExpansion, bSymbolsLeftSide, fViewFontSize, aMaxSymbolExtent + , aTextProperties, xLegendContainer, m_xShapeFactory, aLegendSize ); - if( xBorder.is()) + if( xBorder.is() ) xBorder->setSize( aLegendSize ); } } |