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Diffstat (limited to 'oox/source/drawingml/chart/chartdrawingfragment.cxx')
| -rw-r--r-- | oox/source/drawingml/chart/chartdrawingfragment.cxx | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/oox/source/drawingml/chart/chartdrawingfragment.cxx b/oox/source/drawingml/chart/chartdrawingfragment.cxx new file mode 100644 index 000000000..b9977c933 --- /dev/null +++ b/oox/source/drawingml/chart/chartdrawingfragment.cxx @@ -0,0 +1,244 @@ +/* -*- 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 <drawingml/chart/chartdrawingfragment.hxx> + +#include <osl/diagnose.h> + +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <com/sun/star/awt/Rectangle.hpp> +#include <oox/core/xmlfilterbase.hxx> +#include <oox/drawingml/connectorshapecontext.hxx> +#include <oox/drawingml/graphicshapecontext.hxx> +#include <oox/drawingml/shapecontext.hxx> +#include <oox/drawingml/shapegroupcontext.hxx> +#include <oox/helper/attributelist.hxx> +#include <oox/token/namespaces.hxx> +#include <oox/token/tokens.hxx> +#include <o3tl/string_view.hxx> + +namespace oox::drawingml::chart { + +using namespace ::com::sun::star; +using namespace ::com::sun::star::drawing; +using namespace ::com::sun::star::uno; +using namespace ::oox::core; + +ShapeAnchor::ShapeAnchor( bool bRelSize ) : + mbRelSize( bRelSize ) +{ +} + +void ShapeAnchor::importExt( const AttributeList& rAttribs ) +{ + OSL_ENSURE( !mbRelSize, "ShapeAnchor::importExt - unexpected 'cdr:ext' element" ); + maSize.Width = rAttribs.getHyper( XML_cx, 0 ); + maSize.Height = rAttribs.getHyper( XML_cy, 0 ); +} + +void ShapeAnchor::setPos( sal_Int32 nElement, sal_Int32 nParentContext, std::u16string_view rValue ) +{ + AnchorPosModel* pAnchorPos = nullptr; + switch( nParentContext ) + { + case CDR_TOKEN( from ): + pAnchorPos = &maFrom; + break; + case CDR_TOKEN( to ): + OSL_ENSURE( mbRelSize, "ShapeAnchor::setPos - unexpected 'cdr:to' element" ); + pAnchorPos = &maTo; + break; + default: + OSL_FAIL( "ShapeAnchor::setPos - unexpected parent element" ); + } + if( pAnchorPos ) switch( nElement ) + { + case CDR_TOKEN( x ): pAnchorPos->mfX = o3tl::toDouble(rValue); break; + case CDR_TOKEN( y ): pAnchorPos->mfY = o3tl::toDouble(rValue); break; + default: OSL_FAIL( "ShapeAnchor::setPos - unexpected element" ); + } +} + +EmuRectangle ShapeAnchor::calcAnchorRectEmu( const EmuRectangle& rChartRect ) const +{ + EmuRectangle aAnchorRect( -1, -1, -1, -1 ); + + OSL_ENSURE( maFrom.isValid(), "ShapeAnchor::calcAnchorRectEmu - invalid from position" ); + OSL_ENSURE( mbRelSize ? maTo.isValid() : maSize.isValid(), "ShapeAnchor::calcAnchorRectEmu - invalid to/size" ); + if( maFrom.isValid() && (mbRelSize ? maTo.isValid() : maSize.isValid()) ) + { + // calculate shape position + aAnchorRect.X = static_cast< sal_Int64 >( maFrom.mfX * rChartRect.Width + 0.5 ); + aAnchorRect.Y = static_cast< sal_Int64 >( maFrom.mfY * rChartRect.Height + 0.5 ); + + // calculate shape size + if( mbRelSize ) + { + aAnchorRect.Width = static_cast< sal_Int64 >( maTo.mfX * rChartRect.Width + 0.5 ) - aAnchorRect.X; + if( aAnchorRect.Width < 0 ) + { + aAnchorRect.X += aAnchorRect.Width; + aAnchorRect.Width *= -1; + } + aAnchorRect.Height = static_cast< sal_Int64 >( maTo.mfY * rChartRect.Height + 0.5 ) - aAnchorRect.Y; + if( aAnchorRect.Height < 0 ) + { + aAnchorRect.Y += aAnchorRect.Height; + aAnchorRect.Height *= -1; + } + } + else + { + aAnchorRect.setSize( maSize ); + } + } + + return aAnchorRect; +} + +ChartDrawingFragment::ChartDrawingFragment( XmlFilterBase& rFilter, + const OUString& rFragmentPath, const Reference< XShapes >& rxDrawPage, + const awt::Size& rChartSize, const awt::Point& rShapesOffset, bool bOleSupport ) : + FragmentHandler2( rFilter, rFragmentPath ), + mxDrawPage( rxDrawPage ), + mbOleSupport( bOleSupport ) +{ + maChartRectEmu.X = convertHmmToEmu( rShapesOffset.X ); + maChartRectEmu.Y = convertHmmToEmu( rShapesOffset.Y ); + maChartRectEmu.Width = convertHmmToEmu( rChartSize.Width ); + maChartRectEmu.Height = convertHmmToEmu( rChartSize.Height ); +} + +ChartDrawingFragment::~ChartDrawingFragment() +{ +} + +ContextHandlerRef ChartDrawingFragment::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) +{ + switch( getCurrentElement() ) + { + case XML_ROOT_CONTEXT: + if( nElement == C_TOKEN( userShapes ) ) return this; + break; + + case C_TOKEN( userShapes ): + switch( nElement ) + { + case CDR_TOKEN( absSizeAnchor ): + mxAnchor = std::make_shared<ShapeAnchor>( false ); + return this; + case CDR_TOKEN( relSizeAnchor ): + mxAnchor = std::make_shared<ShapeAnchor>( true ); + return this; + } + break; + + case CDR_TOKEN( absSizeAnchor ): + case CDR_TOKEN( relSizeAnchor ): + switch( nElement ) + { + case CDR_TOKEN( sp ): + mxShape = std::make_shared<Shape>( "com.sun.star.drawing.CustomShape" ); + return new ShapeContext( *this, ShapePtr(), mxShape ); + case CDR_TOKEN( cxnSp ): + mxShape = std::make_shared<Shape>( "com.sun.star.drawing.ConnectorShape" ); + return new ConnectorShapeContext(*this, ShapePtr(), mxShape, + mxShape->getConnectorShapeProperties()); + case CDR_TOKEN( pic ): + mxShape = std::make_shared<Shape>( "com.sun.star.drawing.GraphicObjectShape" ); + return new GraphicShapeContext( *this, ShapePtr(), mxShape ); + case CDR_TOKEN( graphicFrame ): + if( !mbOleSupport ) + return nullptr; + mxShape = std::make_shared<Shape>( "com.sun.star.drawing.GraphicObjectShape" ); + return new GraphicalObjectFrameContext( *this, ShapePtr(), mxShape, true ); + case CDR_TOKEN( grpSp ): + mxShape = std::make_shared<Shape>( "com.sun.star.drawing.GroupShape" ); + return new ShapeGroupContext( *this, ShapePtr(), mxShape ); + + case CDR_TOKEN( from ): + case CDR_TOKEN( to ): + return this; + + case CDR_TOKEN( ext ): + if( mxAnchor ) mxAnchor->importExt( rAttribs ); + return nullptr; + } + break; + + case CDR_TOKEN( from ): + case CDR_TOKEN( to ): + switch( nElement ) + { + case CDR_TOKEN( x ): + case CDR_TOKEN( y ): + return this; // collect value in onEndElement() + } + break; + } + return nullptr; +} + +void ChartDrawingFragment::onCharacters( const OUString& rChars ) +{ + if( isCurrentElement( CDR_TOKEN( x ), CDR_TOKEN( y ) ) && mxAnchor ) + mxAnchor->setPos( getCurrentElement(), getParentElement(), rChars ); +} + +void ChartDrawingFragment::onEndElement() +{ + if( !isCurrentElement( CDR_TOKEN( absSizeAnchor ), CDR_TOKEN( relSizeAnchor ) ) ) + return; + + if( mxDrawPage.is() && mxShape && mxAnchor ) + { + EmuRectangle aShapeRectEmu = mxAnchor->calcAnchorRectEmu( maChartRectEmu ); + if( (aShapeRectEmu.X >= 0) && (aShapeRectEmu.Y >= 0) && (aShapeRectEmu.Width >= 0) && (aShapeRectEmu.Height >= 0) ) + { + const sal_Int32 aRotation = mxShape->getRotation(); + if( (aRotation >= 45 * PER_DEGREE && aRotation < 135 * PER_DEGREE) || (aRotation >= 225 * PER_DEGREE && aRotation < 315 * PER_DEGREE) ) + { + sal_Int64 nHalfWidth = aShapeRectEmu.Width / 2; + sal_Int64 nHalfHeight = aShapeRectEmu.Height / 2; + aShapeRectEmu.X = aShapeRectEmu.X + nHalfWidth - nHalfHeight; + aShapeRectEmu.Y = aShapeRectEmu.Y + nHalfHeight - nHalfWidth; + std::swap(aShapeRectEmu.Width, aShapeRectEmu.Height); + } + // TODO: DrawingML implementation expects 32-bit coordinates for EMU rectangles (change that to EmuRectangle) + awt::Rectangle aShapeRectEmu32( + getLimitedValue< sal_Int32, sal_Int64 >( aShapeRectEmu.X, 0, SAL_MAX_INT32 ), + getLimitedValue< sal_Int32, sal_Int64 >( aShapeRectEmu.Y, 0, SAL_MAX_INT32 ), + getLimitedValue< sal_Int32, sal_Int64 >( aShapeRectEmu.Width, 0, SAL_MAX_INT32 ), + getLimitedValue< sal_Int32, sal_Int64 >( aShapeRectEmu.Height, 0, SAL_MAX_INT32 ) ); + + // Set the position and size before calling addShape(). + mxShape->setPosition(awt::Point(aShapeRectEmu32.X, aShapeRectEmu32.Y)); + mxShape->setSize(awt::Size(aShapeRectEmu32.Width, aShapeRectEmu32.Height)); + + basegfx::B2DHomMatrix aMatrix; + mxShape->addShape( getFilter(), getFilter().getCurrentTheme(), mxDrawPage, aMatrix, mxShape->getFillProperties() ); + } + } + mxShape.reset(); + mxAnchor.reset(); +} + +} // namespace oox::drawingml::chart + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |