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Diffstat (limited to 'chart2/source/tools/TitleHelper.cxx')
| -rw-r--r-- | chart2/source/tools/TitleHelper.cxx | 420 |
1 files changed, 420 insertions, 0 deletions
diff --git a/chart2/source/tools/TitleHelper.cxx b/chart2/source/tools/TitleHelper.cxx new file mode 100644 index 000000000..943adace7 --- /dev/null +++ b/chart2/source/tools/TitleHelper.cxx @@ -0,0 +1,420 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <TitleHelper.hxx> +#include <Title.hxx> +#include <ChartModel.hxx> +#include <ChartModelHelper.hxx> +#include <Axis.hxx> +#include <AxisHelper.hxx> +#include <DiagramHelper.hxx> +#include <Diagram.hxx> +#include <ReferenceSizeProvider.hxx> +#include <com/sun/star/chart2/FormattedString.hpp> +#include <rtl/ustrbuf.hxx> +#include <tools/diagnose_ex.h> +#include <sal/log.hxx> + +namespace chart +{ + +using namespace ::com::sun::star; +using namespace ::com::sun::star::chart2; +using ::com::sun::star::uno::Reference; + +namespace { + +uno::Reference< XTitled > lcl_getTitleParentFromDiagram( + TitleHelper::eTitleType nTitleIndex + , const rtl::Reference< Diagram >& xDiagram ) +{ + uno::Reference< XTitled > xResult; + + if( nTitleIndex == TitleHelper::TITLE_AT_STANDARD_X_AXIS_POSITION || + nTitleIndex == TitleHelper::TITLE_AT_STANDARD_Y_AXIS_POSITION ) + { + bool bDummy = false; + bool bIsVertical = DiagramHelper::getVertical( xDiagram, bDummy, bDummy ); + + if( nTitleIndex == TitleHelper::TITLE_AT_STANDARD_Y_AXIS_POSITION ) + nTitleIndex = bIsVertical ? TitleHelper::X_AXIS_TITLE : TitleHelper::Y_AXIS_TITLE; + else + nTitleIndex = bIsVertical ? TitleHelper::Y_AXIS_TITLE : TitleHelper::X_AXIS_TITLE; + } + + switch( nTitleIndex ) + { + case TitleHelper::SUB_TITLE: + if( xDiagram.is()) + xResult = xDiagram; + break; + case TitleHelper::X_AXIS_TITLE: + if( xDiagram.is()) + xResult = AxisHelper::getAxis( 0, true, xDiagram ); + break; + case TitleHelper::Y_AXIS_TITLE: + if( xDiagram.is()) + xResult = AxisHelper::getAxis( 1, true, xDiagram ); + break; + case TitleHelper::Z_AXIS_TITLE: + if( xDiagram.is()) + xResult = AxisHelper::getAxis( 2, true, xDiagram ); + break; + case TitleHelper::SECONDARY_X_AXIS_TITLE: + if( xDiagram.is()) + xResult = AxisHelper::getAxis( 0, false, xDiagram ); + break; + case TitleHelper::SECONDARY_Y_AXIS_TITLE: + if( xDiagram.is()) + xResult = AxisHelper::getAxis( 1, false, xDiagram ); + break; + + case TitleHelper::MAIN_TITLE: + default: + OSL_FAIL( "Unsupported Title-Type requested" ); + break; + } + + return xResult; +} + +uno::Reference< XTitled > lcl_getTitleParent( TitleHelper::eTitleType nTitleIndex + , const rtl::Reference< Diagram >& xDiagram ) +{ + uno::Reference< XTitled > xResult; + switch( nTitleIndex ) + { + case TitleHelper::MAIN_TITLE: + SAL_WARN("chart2", "should not be reached"); + break; + case TitleHelper::SUB_TITLE: + case TitleHelper::X_AXIS_TITLE: + case TitleHelper::Y_AXIS_TITLE: + case TitleHelper::Z_AXIS_TITLE: + case TitleHelper::TITLE_AT_STANDARD_X_AXIS_POSITION: + case TitleHelper::TITLE_AT_STANDARD_Y_AXIS_POSITION: + case TitleHelper::SECONDARY_X_AXIS_TITLE: + case TitleHelper::SECONDARY_Y_AXIS_TITLE: + xResult.set( lcl_getTitleParentFromDiagram( nTitleIndex, xDiagram )); + break; + default: + OSL_FAIL( "Unsupported Title-Type requested" ); + break; + } + + return xResult; +} + +uno::Reference< XTitled > lcl_getTitleParent( TitleHelper::eTitleType nTitleIndex + , const rtl::Reference<::chart::ChartModel>& xModel ) +{ + if(nTitleIndex == TitleHelper::MAIN_TITLE) + { + return xModel; + } + + rtl::Reference< Diagram > xDiagram; + + if( xModel.is()) + xDiagram = xModel->getFirstChartDiagram(); + + return lcl_getTitleParent( nTitleIndex, xDiagram ); +} + +} + +uno::Reference< XTitle > TitleHelper::getTitle( TitleHelper::eTitleType nTitleIndex + , ChartModel& rModel ) +{ + if(nTitleIndex == TitleHelper::MAIN_TITLE) + return rModel.getTitleObject(); + + rtl::Reference< Diagram > xDiagram = rModel.getFirstChartDiagram(); + uno::Reference< XTitled > xTitled( lcl_getTitleParent( nTitleIndex, xDiagram ) ); + if( xTitled.is()) + return xTitled->getTitleObject(); + return nullptr; +} + +uno::Reference< XTitle > TitleHelper::getTitle( TitleHelper::eTitleType nTitleIndex + , const rtl::Reference<ChartModel>& xModel ) +{ + uno::Reference< XTitled > xTitled; + if(nTitleIndex == TitleHelper::MAIN_TITLE) + { + xTitled = xModel; + } + else + { + rtl::Reference< Diagram > xDiagram; + if( xModel.is()) + xDiagram = xModel->getFirstChartDiagram(); + xTitled = lcl_getTitleParent( nTitleIndex, xDiagram ); + } + if( xTitled.is()) + return xTitled->getTitleObject(); + return nullptr; +} + +uno::Reference< XTitle > TitleHelper::createOrShowTitle( + TitleHelper::eTitleType eTitleType + , const OUString& rTitleText + , const rtl::Reference<ChartModel>& xModel + , const uno::Reference< uno::XComponentContext > & xContext ) +{ + uno::Reference< chart2::XTitle > xTitled( TitleHelper::getTitle( eTitleType, xModel ) ); + if( xTitled.is()) + { + css::uno::Reference<css::beans::XPropertySet> xProps(xTitled, css::uno::UNO_QUERY_THROW); + xProps->setPropertyValue("Visible",css::uno::Any(true)); + return xTitled; + } + else + { + return createTitle(eTitleType, rTitleText, xModel, xContext, nullptr/*pRefSizeProvider*/); + } +} + +uno::Reference< XTitle > TitleHelper::createTitle( + TitleHelper::eTitleType eTitleType + , const OUString& rTitleText + , const rtl::Reference<ChartModel>& xModel + , const uno::Reference< uno::XComponentContext > & xContext + , ReferenceSizeProvider * pRefSizeProvider ) +{ + rtl::Reference< ::chart::Title > xTitle; + uno::Reference< XTitled > xTitled( lcl_getTitleParent( eTitleType, xModel ) ); + + if( !xTitled.is() ) + { + rtl::Reference< Diagram > xDiagram( ChartModelHelper::findDiagram( xModel ) ); + rtl::Reference< Axis > xAxis; + switch( eTitleType ) + { + case TitleHelper::SECONDARY_X_AXIS_TITLE: + xAxis = AxisHelper::createAxis( 0, false, xDiagram, xContext ); + break; + case TitleHelper::SECONDARY_Y_AXIS_TITLE: + xAxis = AxisHelper::createAxis( 1, false, xDiagram, xContext ); + break; + default: + break; + } + if( xAxis.is() ) + { + xAxis->setPropertyValue( "Show", uno::Any( false ) ); + xTitled = lcl_getTitleParent( eTitleType, xModel ); + } + } + + if(xTitled.is()) + { + rtl::Reference< Diagram > xDiagram( ChartModelHelper::findDiagram( xModel ) ); + + xTitle = new ::chart::Title(); + + // default char height (main: 13.0 == default) + float fDefaultCharHeightSub = 11.0; + float fDefaultCharHeightAxis = 9.0; + switch( eTitleType ) + { + case TitleHelper::SUB_TITLE: + TitleHelper::setCompleteString( + rTitleText, xTitle, xContext, & fDefaultCharHeightSub ); + break; + case TitleHelper::X_AXIS_TITLE: + case TitleHelper::Y_AXIS_TITLE: + case TitleHelper::Z_AXIS_TITLE: + case TitleHelper::TITLE_AT_STANDARD_X_AXIS_POSITION: + case TitleHelper::TITLE_AT_STANDARD_Y_AXIS_POSITION: + case TitleHelper::SECONDARY_X_AXIS_TITLE: + case TitleHelper::SECONDARY_Y_AXIS_TITLE: + TitleHelper::setCompleteString( + rTitleText, xTitle, xContext, & fDefaultCharHeightAxis ); + break; + default: + TitleHelper::setCompleteString( rTitleText, xTitle, xContext ); + break; + } + + // set/clear autoscale + if( pRefSizeProvider ) + pRefSizeProvider->setValuesAtTitle( xTitle ); + + xTitled->setTitleObject( xTitle ); + + //default rotation 90 degree for y axis title in normal coordinatesystems or for x axis title for swapped coordinatesystems + if( eTitleType == TitleHelper::X_AXIS_TITLE || + eTitleType == TitleHelper::Y_AXIS_TITLE || + eTitleType == TitleHelper::SECONDARY_X_AXIS_TITLE || + eTitleType == TitleHelper::SECONDARY_Y_AXIS_TITLE ) + + { + try + { + bool bDummy = false; + bool bIsVertical = DiagramHelper::getVertical( xDiagram, bDummy, bDummy ); + + if( (!bIsVertical && eTitleType == TitleHelper::Y_AXIS_TITLE) + || (bIsVertical && eTitleType == TitleHelper::X_AXIS_TITLE) + || (!bIsVertical && eTitleType == TitleHelper::SECONDARY_Y_AXIS_TITLE) + || (bIsVertical && eTitleType == TitleHelper::SECONDARY_X_AXIS_TITLE) ) + { + xTitle->setPropertyValue( "TextRotation", uno::Any( 90.0 )); + } + } + catch( const uno::Exception & ) + { + DBG_UNHANDLED_EXCEPTION("chart2"); + } + } + } + return xTitle; + +} + +OUString TitleHelper::getCompleteString( const uno::Reference< XTitle >& xTitle ) +{ + if(!xTitle.is()) + return OUString(); + OUStringBuffer aRet; + const uno::Sequence< uno::Reference< XFormattedString > > aStringList = xTitle->getText(); + for( uno::Reference< XFormattedString > const & formattedStr : aStringList ) + aRet.append( formattedStr->getString() ); + return aRet.makeStringAndClear(); +} + +void TitleHelper::setCompleteString( const OUString& rNewText + , const uno::Reference< XTitle >& xTitle + , const uno::Reference< uno::XComponentContext > & xContext + , const float * pDefaultCharHeight /* = 0 */ ) +{ + //the format of the first old text portion will be maintained if there is any + if(!xTitle.is()) + return; + + OUString aNewText = rNewText; + + bool bStacked = false; + uno::Reference< beans::XPropertySet > xTitleProperties( xTitle, uno::UNO_QUERY ); + if( xTitleProperties.is() ) + xTitleProperties->getPropertyValue( "StackCharacters" ) >>= bStacked; + + if( bStacked ) + { + //#i99841# remove linebreaks that were added for vertical stacking + OUStringBuffer aUnstackedStr; + OUStringBuffer aSource(rNewText); + + bool bBreakIgnored = false; + sal_Int32 nLen = rNewText.getLength(); + for( sal_Int32 nPos = 0; nPos < nLen; ++nPos ) + { + sal_Unicode aChar = aSource[nPos]; + if( aChar != '\n' ) + { + aUnstackedStr.append( aChar ); + bBreakIgnored = false; + } + else if( aChar == '\n' && bBreakIgnored ) + aUnstackedStr.append( aChar ); + else + bBreakIgnored = true; + } + aNewText = aUnstackedStr.makeStringAndClear(); + } + + uno::Sequence< uno::Reference< XFormattedString > > aNewStringList; + + uno::Sequence< uno::Reference< XFormattedString > > aOldStringList = xTitle->getText(); + if( aOldStringList.hasElements() ) + { + aNewStringList = { aOldStringList[0] }; + aNewStringList[0]->setString( aNewText ); + } + else + { + uno::Reference< chart2::XFormattedString2 > xFormattedString = + chart2::FormattedString::create( xContext ); + + xFormattedString->setString( aNewText ); + aNewStringList = { xFormattedString }; + if( pDefaultCharHeight != nullptr ) + { + try + { + uno::Any aFontSize( *pDefaultCharHeight ); + xFormattedString->setPropertyValue( "CharHeight", aFontSize ); + xFormattedString->setPropertyValue( "CharHeightAsian", aFontSize ); + xFormattedString->setPropertyValue( "CharHeightComplex", aFontSize ); + } + catch( const uno::Exception & ) + { + DBG_UNHANDLED_EXCEPTION("chart2"); + } + } + } + xTitle->setText( aNewStringList ); +} + +void TitleHelper::removeTitle( TitleHelper::eTitleType nTitleIndex + , const rtl::Reference<ChartModel>& xModel ) +{ + uno::Reference< XTitled > xTitled( lcl_getTitleParent( nTitleIndex, xModel ) ); + if( xTitled.is()) + { + xTitled->setTitleObject(nullptr); + } +} + +bool TitleHelper::getTitleType( eTitleType& rType + , const css::uno::Reference< css::chart2::XTitle >& xTitle + , const rtl::Reference<ChartModel>& xModel ) +{ + if( !xTitle.is() || !xModel.is() ) + return false; + + Reference< chart2::XTitle > xCurrentTitle; + for( sal_Int32 nTitleType = TITLE_BEGIN; nTitleType < NORMAL_TITLE_END; nTitleType++ ) + { + xCurrentTitle = TitleHelper::getTitle( static_cast<eTitleType>(nTitleType), xModel ); + if( xCurrentTitle == xTitle ) + { + rType = static_cast<eTitleType>(nTitleType); + return true; + } + } + + return false; +} + +void TitleHelper::hideTitle( TitleHelper::eTitleType nTitleIndex + , const rtl::Reference<ChartModel>& xModel) +{ + uno::Reference< chart2::XTitle > xTitled( TitleHelper::getTitle( nTitleIndex, xModel ) ); + if( xTitled.is()) + { + css::uno::Reference<css::beans::XPropertySet> xProps(xTitled, css::uno::UNO_QUERY_THROW); + xProps->setPropertyValue("Visible",css::uno::Any(false)); + } +} + +} //namespace chart + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |