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Diffstat (limited to '')
| -rw-r--r-- | xmloff/source/style/XMLFontStylesContext.cxx | 352 |
1 files changed, 352 insertions, 0 deletions
diff --git a/xmloff/source/style/XMLFontStylesContext.cxx b/xmloff/source/style/XMLFontStylesContext.cxx new file mode 100644 index 000000000..56d87c02c --- /dev/null +++ b/xmloff/source/style/XMLFontStylesContext.cxx @@ -0,0 +1,352 @@ +/* -*- 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 <xmloff/XMLFontStylesContext.hxx> +#include "XMLFontStylesContext_impl.hxx" + +#include <com/sun/star/awt/FontFamily.hpp> +#include <com/sun/star/awt/FontPitch.hpp> +#include <com/sun/star/embed/ElementModes.hpp> +#include <com/sun/star/embed/XStorage.hpp> + +#include <comphelper/seqstream.hxx> + +#include <sal/log.hxx> + +#include <xmloff/xmlnamespace.hxx> +#include <xmloff/xmltoken.hxx> +#include "fonthdl.hxx" +#include <xmloff/xmlimp.hxx> +#include <xmloff/maptype.hxx> +#include <xmloff/XMLBase64ImportContext.hxx> + + +using namespace ::com::sun::star; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::xml::sax; +using namespace ::com::sun::star::container; +using namespace ::com::sun::star::beans; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::awt; +using namespace ::xmloff::token; + + +#define XML_STYLE_FAMILY_FONT XmlStyleFamily::PAGE_MASTER + +XMLFontStyleContextFontFace::XMLFontStyleContextFontFace( SvXMLImport& rImport, + XMLFontStylesContext& rStyles ) : + SvXMLStyleContext( rImport, XML_STYLE_FAMILY_FONT ), + xStyles( &rStyles ) +{ + aFamilyName <<= OUString(); + aStyleName <<= OUString(); + aFamily <<= sal_Int16(awt::FontFamily::DONTKNOW); + aPitch <<= sal_Int16(awt::FontPitch::DONTKNOW); + aEnc <<= static_cast<sal_Int16>(rStyles.GetDfltCharset()); +} + +void XMLFontStyleContextFontFace::SetAttribute( sal_Int32 nElement, + const OUString& rValue ) +{ + SvXMLUnitConverter& rUnitConv = GetImport().GetMM100UnitConverter(); + Any aAny; + + switch(nElement) + { + case XML_ELEMENT(SVG, XML_FONT_FAMILY): + case XML_ELEMENT(SVG_COMPAT, XML_FONT_FAMILY): + if( GetStyles()->GetFamilyNameHdl().importXML( rValue, aAny, + rUnitConv ) ) + aFamilyName = aAny; + break; + case XML_ELEMENT(STYLE, XML_FONT_ADORNMENTS): + aStyleName <<= rValue; + break; + case XML_ELEMENT(STYLE, XML_FONT_FAMILY_GENERIC): + if( GetStyles()->GetFamilyHdl().importXML( rValue, aAny, + rUnitConv ) ) + aFamily = aAny; + break; + case XML_ELEMENT(STYLE, XML_FONT_PITCH): + if( GetStyles()->GetPitchHdl().importXML( rValue, aAny, + rUnitConv ) ) + aPitch = aAny; + break; + case XML_ELEMENT(STYLE, XML_FONT_CHARSET): + if( GetStyles()->GetEncodingHdl().importXML( rValue, aAny, + rUnitConv ) ) + aEnc = aAny; + break; + default: + SvXMLStyleContext::SetAttribute( nElement, rValue ); + break; + } +} + +XMLFontStyleContextFontFace::~XMLFontStyleContextFontFace() +{ +} + +void XMLFontStyleContextFontFace::FillProperties( + ::std::vector< XMLPropertyState > &rProps, + sal_Int32 nFamilyNameIdx, + sal_Int32 nStyleNameIdx, + sal_Int32 nFamilyIdx, + sal_Int32 nPitchIdx, + sal_Int32 nCharsetIdx ) const +{ + if( nFamilyNameIdx != -1 ) + { + XMLPropertyState aPropState( nFamilyNameIdx, aFamilyName ); + rProps.push_back( aPropState ); + } + if( nStyleNameIdx != -1 ) + { + XMLPropertyState aPropState( nStyleNameIdx, aStyleName ); + rProps.push_back( aPropState ); + } + if( nFamilyIdx != -1 ) + { + XMLPropertyState aPropState( nFamilyIdx, aFamily ); + rProps.push_back( aPropState ); + } + if( nPitchIdx != -1 ) + { + XMLPropertyState aPropState( nPitchIdx, aPitch ); + rProps.push_back( aPropState ); + } + if( nCharsetIdx != -1 ) + { + XMLPropertyState aPropState( nCharsetIdx, aEnc ); + rProps.push_back( aPropState ); + } +} + +css::uno::Reference< css::xml::sax::XFastContextHandler > XMLFontStyleContextFontFace::createFastChildContext( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList > & ) +{ + if( nElement == XML_ELEMENT(SVG, XML_FONT_FACE_SRC) || + nElement == XML_ELEMENT(SVG_COMPAT, XML_FONT_FACE_SRC) ) + return new XMLFontStyleContextFontFaceSrc( GetImport(), *this ); + else + XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement); + return nullptr; +} + +OUString XMLFontStyleContextFontFace::familyName() const +{ + OUString ret; + aFamilyName >>= ret; + return ret; +} + + +XMLFontStyleContextFontFaceFormat::XMLFontStyleContextFontFaceFormat( SvXMLImport& rImport, + XMLFontStyleContextFontFaceUri& _uri ) + : SvXMLStyleContext( rImport ) + , uri(_uri) +{ +} + +void XMLFontStyleContextFontFaceFormat::SetAttribute( sal_Int32 nElement, + const OUString& rValue ) +{ + if( nElement == XML_ELEMENT(SVG, XML_STRING) || nElement == XML_ELEMENT(SVG_COMPAT, XML_STRING)) + uri.SetFormat(rValue); + else + SvXMLStyleContext::SetAttribute( nElement, rValue ); +} + + +XMLFontStyleContextFontFaceSrc::XMLFontStyleContextFontFaceSrc( SvXMLImport& rImport, + const XMLFontStyleContextFontFace& _font ) + : SvXMLImportContext( rImport ) + , font( _font ) +{ +} + +css::uno::Reference< css::xml::sax::XFastContextHandler > XMLFontStyleContextFontFaceSrc::createFastChildContext( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList > & /*xAttrList*/ ) +{ + if( nElement == XML_ELEMENT(SVG, XML_FONT_FACE_URI) || + nElement == XML_ELEMENT(SVG_COMPAT, XML_FONT_FACE_URI) ) + return new XMLFontStyleContextFontFaceUri( GetImport(), font ); + XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement); + return nullptr; +} + + +XMLFontStyleContextFontFaceUri::XMLFontStyleContextFontFaceUri( SvXMLImport& rImport, + const XMLFontStyleContextFontFace& _font ) + : SvXMLStyleContext( rImport ) + , font( _font ) +{ +} + +css::uno::Reference< css::xml::sax::XFastContextHandler > XMLFontStyleContextFontFaceUri::createFastChildContext( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList > & /*xAttrList*/ ) +{ + if( nElement == XML_ELEMENT(SVG, XML_FONT_FACE_FORMAT) ) + return new XMLFontStyleContextFontFaceFormat( GetImport(), *this ); + else if( nElement == XML_ELEMENT(OFFICE, XML_BINARY_DATA) ) + { + assert(linkPath.isEmpty()); + if( linkPath.isEmpty() ) + { + mxBase64Stream.set( new comphelper::OSequenceOutputStream( maFontData ) ); + if( mxBase64Stream.is() ) + return new XMLBase64ImportContext( GetImport(), mxBase64Stream ); + } + } + else + XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement); + return nullptr; +} + +void XMLFontStyleContextFontFaceUri::SetAttribute( sal_Int32 nElement, + const OUString& rValue ) +{ + if( nElement == XML_ELEMENT(XLINK, XML_HREF) ) + linkPath = rValue; + else + SvXMLStyleContext::SetAttribute( nElement, rValue ); +} + +void XMLFontStyleContextFontFaceUri::SetFormat( const OUString& rFormat ) +{ + format = rFormat; +} + +// the CSS2 standard ( http://www.w3.org/TR/2008/REC-CSS2-20080411/fonts.html#referencing ) +// defines these format strings. +const char OPENTYPE_FORMAT[] = "opentype"; +const char TRUETYPE_FORMAT[] = "truetype"; +const char EOT_FORMAT[] = "embedded-opentype"; + +void XMLFontStyleContextFontFaceUri::endFastElement(sal_Int32 ) +{ + if( ( linkPath.getLength() == 0 ) && ( !maFontData.hasElements() ) ) + { + SAL_WARN( "xmloff", "svg:font-face-uri tag with no link or base64 data; ignoring." ); + return; + } + bool eot; + // Assume by default that the font is not compressed. + if( format.getLength() == 0 + || format == OPENTYPE_FORMAT + || format == TRUETYPE_FORMAT ) + { + eot = false; + } + else if( format == EOT_FORMAT ) + { + eot = true; + } + else + { + SAL_WARN( "xmloff", "Unknown format of embedded font; assuming TTF." ); + eot = false; + } + if ( !maFontData.hasElements() ) + handleEmbeddedFont( linkPath, eot ); + else + handleEmbeddedFont( maFontData, eot ); +} + +void XMLFontStyleContextFontFaceUri::handleEmbeddedFont( const OUString& url, bool eot ) +{ + if( GetImport().embeddedFontAlreadyProcessed( url )) + { + GetImport().NotifyContainsEmbeddedFont(); + return; + } + OUString fontName = font.familyName(); + // If there's any giveMeStreamForThisURL(), then it's well-hidden for me to find it. + if( GetImport().IsPackageURL( url )) + { + uno::Reference< embed::XStorage > storage; + storage.set( GetImport().GetSourceStorage(), UNO_SET_THROW ); + if( url.indexOf( '/' ) > -1 ) // TODO what if more levels? + storage.set( storage->openStorageElement( url.copy( 0, url.indexOf( '/' )), + ::embed::ElementModes::READ ), uno::UNO_SET_THROW ); + uno::Reference< io::XInputStream > inputStream; + inputStream.set( storage->openStreamElement( url.copy( url.indexOf( '/' ) + 1 ), ::embed::ElementModes::READ ), + UNO_QUERY_THROW ); + if (GetImport().addEmbeddedFont(inputStream, fontName, "?", std::vector< unsigned char >(), eot)) + GetImport().NotifyContainsEmbeddedFont(); + inputStream->closeInput(); + } + else + SAL_WARN( "xmloff", "External URL for font file not handled." ); +} + +void XMLFontStyleContextFontFaceUri::handleEmbeddedFont( const ::css::uno::Sequence< sal_Int8 >& rData, const bool eot ) +{ + const uno::Reference< io::XInputStream > xInput( new comphelper::SequenceInputStream( rData ) ); + const OUString fontName = font.familyName(); + if (GetImport().addEmbeddedFont(xInput, fontName, "?", std::vector< unsigned char >(), eot)) + GetImport().NotifyContainsEmbeddedFont(); + xInput->closeInput(); +} + +SvXMLStyleContext *XMLFontStylesContext::CreateStyleChildContext( + sal_Int32 nElement, + const css::uno::Reference< css::xml::sax::XFastAttributeList > & xAttrList ) +{ + if( nElement == XML_ELEMENT(STYLE, XML_FONT_FACE) ) + { + return new XMLFontStyleContextFontFace( GetImport(), *this ); + } + return SvXMLStylesContext::CreateStyleChildContext( nElement, xAttrList ); +} + + +XMLFontStylesContext::XMLFontStylesContext( SvXMLImport& rImport, + rtl_TextEncoding eDfltEnc ) : + SvXMLStylesContext( rImport ), + pFamilyNameHdl( new XMLFontFamilyNamePropHdl ), + pFamilyHdl( new XMLFontFamilyPropHdl ), + pPitchHdl( new XMLFontPitchPropHdl ), + pEncHdl( new XMLFontEncodingPropHdl ), + eDfltEncoding( eDfltEnc ) +{ +} + +XMLFontStylesContext::~XMLFontStylesContext() {} + +bool XMLFontStylesContext::FillProperties( const OUString& rName, + ::std::vector< XMLPropertyState > &rProps, + sal_Int32 nFamilyNameIdx, + sal_Int32 nStyleNameIdx, + sal_Int32 nFamilyIdx, + sal_Int32 nPitchIdx, + sal_Int32 nCharsetIdx ) const +{ + const SvXMLStyleContext* pStyle = FindStyleChildContext( XML_STYLE_FAMILY_FONT, rName, true ); + const XMLFontStyleContextFontFace *pFontStyle = dynamic_cast<const XMLFontStyleContextFontFace*>(pStyle);// use temp var, PTR_CAST is a bad macro, FindStyleChildContext will be called twice + if( pFontStyle ) + pFontStyle->FillProperties( rProps, nFamilyNameIdx, nStyleNameIdx, + nFamilyIdx, nPitchIdx, nCharsetIdx ); + return nullptr != pFontStyle; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |