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/* -*- 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 <osl/file.hxx>
#include <sal/log.hxx>
#include <vcl/embeddedfontshelper.hxx>
#include <xmloff/nmspmap.hxx>
#include <xmloff/xmlnmspe.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 1
enum XMLFontStyleAttrTokens
{
XML_TOK_FONT_STYLE_ATTR_FAMILY,
XML_TOK_FONT_STYLE_ATTR_FAMILY_GENERIC,
XML_TOK_FONT_STYLE_ATTR_STYLENAME,
XML_TOK_FONT_STYLE_ATTR_PITCH,
XML_TOK_FONT_STYLE_ATTR_CHARSET,
};
static const SvXMLTokenMapEntry* lcl_getFontStyleAttrTokenMap()
{
static const SvXMLTokenMapEntry aFontStyleAttrTokenMap[] =
{
{ XML_NAMESPACE_SVG, XML_FONT_FAMILY,
XML_TOK_FONT_STYLE_ATTR_FAMILY },
{ XML_NAMESPACE_STYLE, XML_FONT_FAMILY_GENERIC,
XML_TOK_FONT_STYLE_ATTR_FAMILY_GENERIC },
{ XML_NAMESPACE_STYLE, XML_FONT_ADORNMENTS,
XML_TOK_FONT_STYLE_ATTR_STYLENAME },
{ XML_NAMESPACE_STYLE, XML_FONT_PITCH,
XML_TOK_FONT_STYLE_ATTR_PITCH },
{ XML_NAMESPACE_STYLE, XML_FONT_CHARSET,
XML_TOK_FONT_STYLE_ATTR_CHARSET },
XML_TOKEN_MAP_END
};
return aFontStyleAttrTokenMap;
}
XMLFontStyleContextFontFace::XMLFontStyleContextFontFace( SvXMLImport& rImport,
sal_uInt16 nPrfx, const OUString& rLName,
const Reference< XAttributeList > & xAttrList,
XMLFontStylesContext& rStyles ) :
SvXMLStyleContext( rImport, nPrfx, rLName, xAttrList, 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_uInt16 nPrefixKey,
const OUString& rLocalName,
const OUString& rValue )
{
SvXMLUnitConverter& rUnitConv = GetImport().GetMM100UnitConverter();
const SvXMLTokenMap& rTokenMap = GetStyles()->GetFontStyleAttrTokenMap();
Any aAny;
switch( rTokenMap.Get( nPrefixKey, rLocalName ) )
{
case XML_TOK_FONT_STYLE_ATTR_FAMILY:
if( GetStyles()->GetFamilyNameHdl().importXML( rValue, aAny,
rUnitConv ) )
aFamilyName = aAny;
break;
case XML_TOK_FONT_STYLE_ATTR_STYLENAME:
aStyleName <<= rValue;
break;
case XML_TOK_FONT_STYLE_ATTR_FAMILY_GENERIC:
if( GetStyles()->GetFamilyHdl().importXML( rValue, aAny,
rUnitConv ) )
aFamily = aAny;
break;
case XML_TOK_FONT_STYLE_ATTR_PITCH:
if( GetStyles()->GetPitchHdl().importXML( rValue, aAny,
rUnitConv ) )
aPitch = aAny;
break;
case XML_TOK_FONT_STYLE_ATTR_CHARSET:
if( GetStyles()->GetEncodingHdl().importXML( rValue, aAny,
rUnitConv ) )
aEnc = aAny;
break;
default:
SvXMLStyleContext::SetAttribute( nPrefixKey, rLocalName, 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 );
}
}
SvXMLImportContextRef XMLFontStyleContextFontFace::CreateChildContext(
sal_uInt16 nPrefix,
const OUString& rLocalName,
const css::uno::Reference< css::xml::sax::XAttributeList > & xAttrList )
{
if( nPrefix == XML_NAMESPACE_SVG && IsXMLToken( rLocalName, XML_FONT_FACE_SRC ))
return new XMLFontStyleContextFontFaceSrc( GetImport(), nPrefix, rLocalName, *this );
return SvXMLStyleContext::CreateChildContext( nPrefix, rLocalName, xAttrList );
}
OUString XMLFontStyleContextFontFace::familyName() const
{
OUString ret;
aFamilyName >>= ret;
return ret;
}
XMLFontStyleContextFontFaceFormat::XMLFontStyleContextFontFaceFormat( SvXMLImport& rImport,
sal_uInt16 nPrfx, const OUString& rLName,
const css::uno::Reference< css::xml::sax::XAttributeList > &xAttrList,
XMLFontStyleContextFontFaceUri& _uri )
: SvXMLStyleContext( rImport, nPrfx, rLName, xAttrList)
, uri(_uri)
{
}
void XMLFontStyleContextFontFaceFormat::SetAttribute( sal_uInt16 nPrefixKey, const OUString& rLocalName,
const OUString& rValue )
{
if( nPrefixKey == XML_NAMESPACE_SVG && IsXMLToken( rLocalName, XML_STRING ))
uri.SetFormat(rValue);
else
SvXMLStyleContext::SetAttribute( nPrefixKey, rLocalName, rValue );
}
XMLFontStyleContextFontFaceSrc::XMLFontStyleContextFontFaceSrc( SvXMLImport& rImport,
sal_uInt16 nPrfx, const OUString& rLName,
const XMLFontStyleContextFontFace& _font )
: SvXMLImportContext( rImport, nPrfx, rLName )
, font( _font )
{
}
SvXMLImportContextRef XMLFontStyleContextFontFaceSrc::CreateChildContext(
sal_uInt16 nPrefix,
const OUString& rLocalName,
const css::uno::Reference< css::xml::sax::XAttributeList > & xAttrList )
{
if( nPrefix == XML_NAMESPACE_SVG && IsXMLToken( rLocalName, XML_FONT_FACE_URI ))
return new XMLFontStyleContextFontFaceUri( GetImport(), nPrefix, rLocalName, xAttrList, font );
return SvXMLImportContext::CreateChildContext( nPrefix, rLocalName, xAttrList );
}
XMLFontStyleContextFontFaceUri::XMLFontStyleContextFontFaceUri( SvXMLImport& rImport,
sal_uInt16 nPrfx, const OUString& rLName,
const css::uno::Reference< css::xml::sax::XAttributeList > & xAttrList,
const XMLFontStyleContextFontFace& _font )
: SvXMLStyleContext( rImport, nPrfx, rLName, xAttrList )
, font( _font )
{
}
SvXMLImportContextRef XMLFontStyleContextFontFaceUri::CreateChildContext(
sal_uInt16 nPrefix,
const OUString& rLocalName,
const css::uno::Reference< css::xml::sax::XAttributeList > & xAttrList )
{
if( nPrefix == XML_NAMESPACE_SVG && IsXMLToken( rLocalName, XML_FONT_FACE_FORMAT ))
return new XMLFontStyleContextFontFaceFormat( GetImport(), nPrefix, rLocalName, xAttrList, *this );
if( linkPath.isEmpty() && ( nPrefix == XML_NAMESPACE_OFFICE ) && IsXMLToken( rLocalName, XML_BINARY_DATA ) )
{
mxBase64Stream.set( new comphelper::OSequenceOutputStream( maFontData ) );
if( mxBase64Stream.is() )
return new XMLBase64ImportContext( GetImport(), nPrefix, rLocalName, xAttrList, mxBase64Stream );
}
return SvXMLImportContext::CreateChildContext( nPrefix, rLocalName, xAttrList );
}
void XMLFontStyleContextFontFaceUri::SetAttribute( sal_uInt16 nPrefixKey, const OUString& rLocalName,
const OUString& rValue )
{
if( nPrefixKey == XML_NAMESPACE_XLINK && IsXMLToken( rLocalName, XML_HREF ))
linkPath = rValue;
else
SvXMLStyleContext::SetAttribute( nPrefixKey, rLocalName, 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::EndElement()
{
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().NotifyEmbeddedFontRead();
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_QUERY_THROW );
if( url.indexOf( '/' ) > -1 ) // TODO what if more levels?
storage.set( storage->openStorageElement( url.copy( 0, url.indexOf( '/' )),
::embed::ElementModes::READ ), uno::UNO_QUERY_THROW );
uno::Reference< io::XInputStream > inputStream;
inputStream.set( storage->openStreamElement( url.copy( url.indexOf( '/' ) + 1 ), ::embed::ElementModes::READ ),
UNO_QUERY_THROW );
if( EmbeddedFontsHelper::addEmbeddedFont( inputStream, fontName, "?", std::vector< unsigned char >(), eot ))
GetImport().NotifyEmbeddedFontRead();
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( EmbeddedFontsHelper::addEmbeddedFont( xInput, fontName, "?", std::vector< unsigned char >(), eot ) )
GetImport().NotifyEmbeddedFontRead();
xInput->closeInput();
}
SvXMLStyleContext *XMLFontStylesContext::CreateStyleChildContext(
sal_uInt16 nPrefix,
const OUString& rLocalName,
const css::uno::Reference< css::xml::sax::XAttributeList > & xAttrList )
{
SvXMLStyleContext *pStyle;
if( XML_NAMESPACE_STYLE == nPrefix &&
IsXMLToken( rLocalName, XML_FONT_FACE ) )
{
pStyle = new XMLFontStyleContextFontFace( GetImport(), nPrefix,
rLocalName, xAttrList, *this );
}
else
{
pStyle = SvXMLStylesContext::CreateStyleChildContext( nPrefix,
rLocalName, xAttrList );
}
return pStyle;
}
XMLFontStylesContext::XMLFontStylesContext( SvXMLImport& rImport,
sal_uInt16 nPrfx, const OUString& rLName,
const Reference< XAttributeList > & xAttrList,
rtl_TextEncoding eDfltEnc ) :
SvXMLStylesContext( rImport, nPrfx, rLName, xAttrList ),
pFamilyNameHdl( new XMLFontFamilyNamePropHdl ),
pFamilyHdl( new XMLFontFamilyPropHdl ),
pPitchHdl( new XMLFontPitchPropHdl ),
pEncHdl( new XMLFontEncodingPropHdl ),
pFontStyleAttrTokenMap( new SvXMLTokenMap(lcl_getFontStyleAttrTokenMap()) ),
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: */
|
