Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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: */