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Diffstat (limited to '')
| -rw-r--r-- | oox/source/drawingml/misccontexts.cxx | 386 |
1 files changed, 386 insertions, 0 deletions
diff --git a/oox/source/drawingml/misccontexts.cxx b/oox/source/drawingml/misccontexts.cxx new file mode 100644 index 000000000..66d92ec06 --- /dev/null +++ b/oox/source/drawingml/misccontexts.cxx @@ -0,0 +1,386 @@ +/* -*- 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/misccontexts.hxx> +#include <oox/helper/attributelist.hxx> +#include <oox/helper/graphichelper.hxx> +#include <oox/core/xmlfilterbase.hxx> +#include <oox/drawingml/drawingmltypes.hxx> +#include <drawingml/fillproperties.hxx> +#include <oox/token/namespaces.hxx> +#include <oox/token/tokens.hxx> +#include <vcl/GraphicExternalLink.hxx> +#include <vcl/graph.hxx> + +using namespace ::com::sun::star; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::xml::sax; +using ::oox::core::ContextHandler2; +using ::oox::core::ContextHandlerRef; + +namespace oox::drawingml { + +SolidFillContext::SolidFillContext( ContextHandler2Helper const & rParent, + FillProperties& rFillProps ) : + ColorContext( rParent, rFillProps.maFillColor ) +{ +} + +GradientFillContext::GradientFillContext( ContextHandler2Helper const & rParent, + const AttributeList& rAttribs, GradientFillProperties& rGradientProps ) : + ContextHandler2( rParent ), + mrGradientProps( rGradientProps ) +{ + mrGradientProps.moShadeFlip = rAttribs.getToken( XML_flip ); + mrGradientProps.moRotateWithShape = rAttribs.getBool( XML_rotWithShape ); +} + +ContextHandlerRef GradientFillContext::onCreateContext( + sal_Int32 nElement, const AttributeList& rAttribs ) +{ + switch( nElement ) + { + case A_TOKEN( gsLst ): + return this; // for gs elements + + case A_TOKEN( gs ): + if( rAttribs.hasAttribute( XML_pos ) ) + { + double fPosition = getLimitedValue< double >( rAttribs.getDouble( XML_pos, 0.0 ) / 100000.0, 0.0, 1.0 ); + auto aElement = mrGradientProps.maGradientStops.emplace( fPosition, Color() ); + return new ColorContext( *this, aElement->second ); + } + break; + + case A_TOKEN( lin ): + mrGradientProps.moShadeAngle = rAttribs.getInteger( XML_ang ); + mrGradientProps.moShadeScaled = rAttribs.getBool( XML_scaled ); + break; + + case A_TOKEN( path ): + // always set a path type, this disables linear gradient in conversion + mrGradientProps.moGradientPath = rAttribs.getToken( XML_path, XML_rect ); + return this; // for fillToRect element + + case A_TOKEN( fillToRect ): + mrGradientProps.moFillToRect = GetRelativeRect( rAttribs.getFastAttributeList() ); + break; + + case A_TOKEN( tileRect ): + mrGradientProps.moTileRect = GetRelativeRect( rAttribs.getFastAttributeList() ); + break; + } + return nullptr; +} + +PatternFillContext::PatternFillContext( ContextHandler2Helper const & rParent, + const AttributeList& rAttribs, PatternFillProperties& rPatternProps ) : + ContextHandler2( rParent ), + mrPatternProps( rPatternProps ) +{ + mrPatternProps.moPattPreset = rAttribs.getToken( XML_prst ); +} + +ContextHandlerRef PatternFillContext::onCreateContext( + sal_Int32 nElement, const AttributeList& ) +{ + switch( nElement ) + { + case A_TOKEN( bgClr ): + return new ColorContext( *this, mrPatternProps.maPattBgColor ); + case A_TOKEN( fgClr ): + return new ColorContext( *this, mrPatternProps.maPattFgColor ); + } + return nullptr; +} + +ColorChangeContext::ColorChangeContext( ContextHandler2Helper const & rParent, + const AttributeList& rAttribs, BlipFillProperties& rBlipProps ) : + ContextHandler2( rParent ), + mrBlipProps( rBlipProps ) +{ + mrBlipProps.maColorChangeFrom.setUnused(); + mrBlipProps.maColorChangeTo.setUnused(); + mbUseAlpha = rAttribs.getBool( XML_useA, true ); +} + +ColorChangeContext::~ColorChangeContext() +{ + if( !mbUseAlpha ) + mrBlipProps.maColorChangeTo.clearTransparence(); +} + +ContextHandlerRef ColorChangeContext::onCreateContext( + sal_Int32 nElement, const AttributeList& ) +{ + switch( nElement ) + { + case A_TOKEN( clrFrom ): + return new ColorContext( *this, mrBlipProps.maColorChangeFrom ); + case A_TOKEN( clrTo ): + return new ColorContext( *this, mrBlipProps.maColorChangeTo ); + } + return nullptr; +} + +BlipContext::BlipContext( ContextHandler2Helper const & rParent, + const AttributeList& rAttribs, BlipFillProperties& rBlipProps ) : + ContextHandler2( rParent ), + mrBlipProps( rBlipProps ) +{ + if( rAttribs.hasAttribute( R_TOKEN( embed ) ) ) + { + // internal picture URL + OUString aFragmentPath = getFragmentPathFromRelId( rAttribs.getString( R_TOKEN( embed ), OUString() ) ); + if (!aFragmentPath.isEmpty()) + mrBlipProps.mxFillGraphic = getFilter().getGraphicHelper().importEmbeddedGraphic( aFragmentPath ); + } + else if( rAttribs.hasAttribute( R_TOKEN( link ) ) ) + { + // external URL + + // we will embed this link, this is better than just doing nothing... + // TODO: import this graphic as real link, but this requires some + // code rework. + OUString aRelId = rAttribs.getString( R_TOKEN( link ), OUString() ); + OUString aTargetLink = getFilter().getAbsoluteUrl( getRelations().getExternalTargetFromRelId( aRelId ) ); + GraphicExternalLink aLink(aTargetLink); + Graphic aGraphic(aLink); + mrBlipProps.mxFillGraphic = aGraphic.GetXGraphic(); + } +} + +ContextHandlerRef BlipContext::onCreateContext( + sal_Int32 nElement, const AttributeList& rAttribs ) +{ + switch( nElement ) + { + case A_TOKEN( biLevel ): + mrBlipProps.moBiLevelThreshold = rAttribs.getInteger( XML_thresh ); + mrBlipProps.moColorEffect = getBaseToken(nElement); + break; + + case A_TOKEN( grayscl ): + mrBlipProps.moColorEffect = getBaseToken( nElement ); + break; + + case A_TOKEN( clrChange ): + return new ColorChangeContext( *this, rAttribs, mrBlipProps ); + + case A_TOKEN( duotone ): + return new DuotoneContext( *this, mrBlipProps ); + + case A_TOKEN( extLst ): + return new BlipExtensionContext( *this, mrBlipProps ); + + case A_TOKEN( lum ): + mrBlipProps.moBrightness = rAttribs.getInteger( XML_bright ); + mrBlipProps.moContrast = rAttribs.getInteger( XML_contrast ); + break; + case A_TOKEN( alphaModFix ): + mrBlipProps.moAlphaModFix = rAttribs.getInteger(XML_amt); + break; + } + return nullptr; +} + +DuotoneContext::DuotoneContext( ContextHandler2Helper const & rParent, + BlipFillProperties& rBlipProps ) : + ContextHandler2( rParent ), + mrBlipProps( rBlipProps ), + mnColorIndex( 0 ) +{ + mrBlipProps.maDuotoneColors[0].setUnused(); + mrBlipProps.maDuotoneColors[1].setUnused(); +} + +DuotoneContext::~DuotoneContext() +{ +} + +::oox::core::ContextHandlerRef DuotoneContext::onCreateContext( + sal_Int32 /*nElement*/, const AttributeList& /*rAttribs*/ ) +{ + if( mnColorIndex < 2 ) + return new ColorValueContext( *this, mrBlipProps.maDuotoneColors[mnColorIndex++] ); + return nullptr; +} + +BlipFillContext::BlipFillContext( ContextHandler2Helper const & rParent, + const AttributeList& rAttribs, BlipFillProperties& rBlipProps ) : + ContextHandler2( rParent ), + mrBlipProps( rBlipProps ) +{ + mrBlipProps.moRotateWithShape = rAttribs.getBool( XML_rotWithShape ); +} + +ContextHandlerRef BlipFillContext::onCreateContext( + sal_Int32 nElement, const AttributeList& rAttribs ) +{ + switch( nElement ) + { + case A_TOKEN( blip ): + return new BlipContext( *this, rAttribs, mrBlipProps ); + + case A_TOKEN( srcRect ): + mrBlipProps.moClipRect = GetRelativeRect( rAttribs.getFastAttributeList() ); + break; + + case A_TOKEN( tile ): + mrBlipProps.moBitmapMode = getBaseToken( nElement ); + mrBlipProps.moTileOffsetX = rAttribs.getInteger( XML_tx ); + mrBlipProps.moTileOffsetY = rAttribs.getInteger( XML_ty ); + mrBlipProps.moTileScaleX = rAttribs.getInteger( XML_sx ); + mrBlipProps.moTileScaleY = rAttribs.getInteger( XML_sy ); + mrBlipProps.moTileAlign = rAttribs.getToken( XML_algn ); + mrBlipProps.moTileFlip = rAttribs.getToken( XML_flip ); + break; + + case A_TOKEN( stretch ): + mrBlipProps.moBitmapMode = getBaseToken( nElement ); + return this; // for fillRect element + + case A_TOKEN( fillRect ): + mrBlipProps.moFillRect = GetRelativeRect( rAttribs.getFastAttributeList() ); + break; + } + return nullptr; +} + +FillPropertiesContext::FillPropertiesContext( ContextHandler2Helper const & rParent, FillProperties& rFillProps ) : + ContextHandler2( rParent ), + mrFillProps( rFillProps ) +{ +} + +ContextHandlerRef FillPropertiesContext::onCreateContext( + sal_Int32 nElement, const AttributeList& rAttribs ) +{ + return createFillContext( *this, nElement, rAttribs, mrFillProps ); +} + +ContextHandlerRef FillPropertiesContext::createFillContext( + ContextHandler2Helper const & rParent, sal_Int32 nElement, + const AttributeList& rAttribs, FillProperties& rFillProps ) +{ + switch( nElement ) + { + case A_TOKEN( noFill ): { rFillProps.moFillType = getBaseToken( nElement ); return nullptr; }; + case A_TOKEN( solidFill ): { rFillProps.moFillType = getBaseToken( nElement ); return new SolidFillContext( rParent, rFillProps ); }; + case A_TOKEN( gradFill ): { rFillProps.moFillType = getBaseToken( nElement ); return new GradientFillContext( rParent, rAttribs, rFillProps.maGradientProps ); }; + case A_TOKEN( pattFill ): { rFillProps.moFillType = getBaseToken( nElement ); return new PatternFillContext( rParent, rAttribs, rFillProps.maPatternProps ); }; + case A_TOKEN( blipFill ): { rFillProps.moFillType = getBaseToken( nElement ); return new BlipFillContext( rParent, rAttribs, rFillProps.maBlipProps ); }; + case A_TOKEN( grpFill ): { rFillProps.moFillType = getBaseToken( nElement ); return nullptr; }; // TODO + } + return nullptr; +} + +SimpleFillPropertiesContext::SimpleFillPropertiesContext( ContextHandler2Helper const & rParent, Color& rColor ) : + FillPropertiesContext( rParent, *this ), + mrColor( rColor ) +{ +} + +SimpleFillPropertiesContext::~SimpleFillPropertiesContext() +{ + mrColor = getBestSolidColor(); +} + +BlipExtensionContext::BlipExtensionContext( ContextHandler2Helper const & rParent, BlipFillProperties& rBlipProps ) : + ContextHandler2( rParent ), + mrBlipProps( rBlipProps ) +{ +} + +BlipExtensionContext::~BlipExtensionContext() +{ +} + +ContextHandlerRef BlipExtensionContext::onCreateContext( + sal_Int32 nElement, const AttributeList& ) +{ + switch( nElement ) + { + case A_TOKEN( ext ): + return new BlipExtensionContext( *this, mrBlipProps ); + + case OOX_TOKEN( a14, imgProps ): + return new ArtisticEffectContext( *this, mrBlipProps.maEffect ); + } + return nullptr; +} + +ArtisticEffectContext::ArtisticEffectContext( ContextHandler2Helper const & rParent, ArtisticEffectProperties& rEffect ) : + ContextHandler2( rParent ), + maEffect( rEffect ) +{ +} + +ArtisticEffectContext::~ArtisticEffectContext() +{ +} + +ContextHandlerRef ArtisticEffectContext::onCreateContext( + sal_Int32 nElement, const AttributeList& rAttribs ) +{ + // containers + if( nElement == OOX_TOKEN( a14, imgLayer ) ) + { + if( rAttribs.hasAttribute( R_TOKEN( embed ) ) ) + { + OUString aFragmentPath = getFragmentPathFromRelId( rAttribs.getString( R_TOKEN( embed ), OUString() ) ); + if( !aFragmentPath.isEmpty() ) + { + getFilter().importBinaryData( maEffect.mrOleObjectInfo.maEmbeddedData, aFragmentPath ); + maEffect.mrOleObjectInfo.maProgId = aFragmentPath; + } + } + return new ArtisticEffectContext( *this, maEffect ); + } + if( nElement == OOX_TOKEN( a14, imgEffect ) ) + return new ArtisticEffectContext( *this, maEffect ); + + // effects + maEffect.msName = ArtisticEffectProperties::getEffectString( nElement ); + if( maEffect.isEmpty() ) + return nullptr; + + // effect attributes + sal_Int32 const aAttribs[19] = { + XML_visible, XML_trans, XML_crackSpacing, XML_pressure, XML_numberOfShades, + XML_grainSize, XML_intensity, XML_smoothness, XML_gridSize, XML_pencilSize, + XML_size, XML_brushSize, XML_scaling, XML_detail, XML_bright, XML_contrast, + XML_colorTemp, XML_sat, XML_amount + }; + for(sal_Int32 nAttrib : aAttribs) + { + if( rAttribs.hasAttribute( nAttrib ) ) + { + OUString sName = ArtisticEffectProperties::getEffectString( nAttrib ); + if( !sName.isEmpty() ) + maEffect.maAttribs[sName] <<= rAttribs.getInteger( nAttrib, 0 ); + } + } + + return nullptr; +} + +} // namespace oox::drawingml + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |