Adding upstream version 4:24.2.0.upstream/4%24.2.0

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

1 files changed, 288 insertions, 0 deletions

diff --git a/oox/source/vml/vmltextboxcontext.cxx b/oox/source/vml/vmltextboxcontext.cxx
new file mode 100644
index 0000000000..0a3f255d76
--- /dev/null
+++ b/oox/source/vml/vmltextboxcontext.cxx
@@ -0,0 +1,288 @@
+/* -*- 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 <oox/helper/attributelist.hxx>
+#include <oox/vml/vmlformatting.hxx>
+#include <oox/vml/vmltextboxcontext.hxx>
+#include <oox/vml/vmlshape.hxx>
+#include <oox/token/namespaces.hxx>
+#include <oox/token/tokens.hxx>
+#include <osl/diagnose.h>
+#include <sal/log.hxx>
+#include <o3tl/string_view.hxx>
+#include <utility>
+
+namespace oox::vml {
+
+using ::oox::core::ContextHandler2;
+using ::oox::core::ContextHandler2Helper;
+using ::oox::core::ContextHandlerRef;
+
+TextPortionContext::TextPortionContext( ContextHandler2Helper const & rParent,
+        TextBox& rTextBox, TextParagraphModel aParagraph, TextFontModel  aParentFont,
+        sal_Int32 nElement, const AttributeList& rAttribs ) :
+    ContextHandler2( rParent ),
+    mrTextBox( rTextBox ),
+    maParagraph(std::move( aParagraph )),
+    maFont(std::move( aParentFont )),
+    mnInitialPortions( rTextBox.getPortionCount() )
+{
+    switch( nElement )
+    {
+        case XML_font:
+            maFont.moName = rAttribs.getXString( XML_face );
+            maFont.moColor = rAttribs.getXString( XML_color );
+            maFont.monSize = rAttribs.getInteger( XML_size );
+        break;
+        case XML_u:
+            OSL_ENSURE( !maFont.monUnderline, "TextPortionContext::TextPortionContext - nested <u> elements" );
+            maFont.monUnderline = (rAttribs.getToken( XML_class, XML_TOKEN_INVALID ) == XML_font4) ? XML_double : XML_single;
+        break;
+        case XML_sub:
+        case XML_sup:
+            OSL_ENSURE( !maFont.monEscapement, "TextPortionContext::TextPortionContext - nested <sub> or <sup> elements" );
+            maFont.monEscapement = nElement;
+        break;
+        case XML_b:
+            OSL_ENSURE( !maFont.mobBold.has_value(), "TextPortionContext::TextPortionContext - nested <b> elements" );
+            maFont.mobBold = true;
+        break;
+        case XML_i:
+            OSL_ENSURE( !maFont.mobItalic.has_value(), "TextPortionContext::TextPortionContext - nested <i> elements" );
+            maFont.mobItalic = true;
+        break;
+        case XML_s:
+            OSL_ENSURE( !maFont.mobStrikeout.has_value(), "TextPortionContext::TextPortionContext - nested <s> elements" );
+            maFont.mobStrikeout = true;
+        break;
+        case OOX_TOKEN(dml, blip):
+            {
+                std::optional<OUString> oRelId = rAttribs.getString(R_TOKEN(embed));
+                if (oRelId.has_value())
+                    mrTextBox.mrTypeModel.moGraphicPath = getFragmentPathFromRelId(oRelId.value());
+            }
+        break;
+        case VML_TOKEN(imagedata):
+            {
+                std::optional<OUString> oRelId = rAttribs.getString(R_TOKEN(id));
+                if (oRelId.has_value())
+                    mrTextBox.mrTypeModel.moGraphicPath = getFragmentPathFromRelId(oRelId.value());
+            }
+        break;
+        case XML_span:
+        case W_TOKEN(r):
+        break;
+        default:
+            OSL_ENSURE( false, "TextPortionContext::TextPortionContext - unknown element" );
+    }
+}
+
+ContextHandlerRef TextPortionContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
+{
+    OSL_ENSURE( nElement != XML_font, "TextPortionContext::onCreateContext - nested <font> elements" );
+    if (getNamespace(getCurrentElement()) == NMSP_doc)
+        return this;
+    return new TextPortionContext( *this, mrTextBox, maParagraph, maFont, nElement, rAttribs );
+}
+
+void TextPortionContext::onCharacters( const OUString& rChars )
+{
+    if (getNamespace(getCurrentElement()) == NMSP_doc && getCurrentElement() != W_TOKEN(t))
+        return;
+
+    switch( getCurrentElement() )
+    {
+        case XML_span:
+            // replace all NBSP characters with SP
+            mrTextBox.appendPortion( maParagraph, maFont, rChars.replace( 0xA0, ' ' ) );
+        break;
+        default:
+            mrTextBox.appendPortion( maParagraph, maFont, rChars );
+    }
+}
+
+void TextPortionContext::onStartElement(const AttributeList& rAttribs)
+{
+    switch (getCurrentElement())
+    {
+        case W_TOKEN(b):
+            maFont.mobBold = true;
+        break;
+        case W_TOKEN(sz):
+            maFont.monSize = rAttribs.getInteger( W_TOKEN(val) );
+        break;
+        case W_TOKEN(br):
+            mrTextBox.appendPortion( maParagraph, maFont, "\n" );
+        break;
+        case W_TOKEN(color):
+            maFont.moColor = rAttribs.getString( W_TOKEN(val) );
+        break;
+        case W_TOKEN(spacing):
+            maFont.monSpacing = rAttribs.getInteger(W_TOKEN(val));
+        break;
+        case W_TOKEN(r):
+        case W_TOKEN(rPr):
+        case W_TOKEN(t):
+        break;
+        case W_TOKEN(rFonts):
+            // See https://msdn.microsoft.com/en-us/library/documentformat.openxml.wordprocessing.runfonts(v=office.14).aspx
+            maFont.moName = rAttribs.getString(W_TOKEN(ascii));
+            maFont.moNameAsian = rAttribs.getString(W_TOKEN(eastAsia));
+            maFont.moNameComplex = rAttribs.getString(W_TOKEN(cs));
+        break;
+        default:
+            SAL_INFO("oox", "unhandled: 0x" << std::hex<< getCurrentElement());
+        break;
+    }
+}
+
+void TextPortionContext::onEndElement()
+{
+    if (getNamespace(getCurrentElement()) == NMSP_doc && getCurrentElement() != W_TOKEN(t))
+        return;
+
+    /*  A child element without own child elements may contain a single space
+        character, for example:
+
+          <div>
+            <font><i>abc</i></font>
+            <font> </font>
+            <font><b>def</b></font>
+          </div>
+
+        represents the italic text 'abc', an unformatted space character, and
+        the bold text 'def'. Unfortunately, the XML parser skips the space
+        character without issuing a 'characters' event. The class member
+        'mnInitialPortions' contains the number of text portions existing when
+        this context has been constructed. If no text has been added in the
+        meantime, the space character has to be added manually.
+     */
+    if( mrTextBox.getPortionCount() == mnInitialPortions )
+        mrTextBox.appendPortion( maParagraph, maFont, OUString( ' ' ) );
+}
+
+TextBoxContext::TextBoxContext( ContextHandler2Helper const & rParent, TextBox& rTextBox, const AttributeList& rAttribs,
+    const GraphicHelper& graphicHelper ) :
+    ContextHandler2( rParent ),
+    mrTextBox( rTextBox )
+{
+    if( rAttribs.getStringDefaulted( XML_insetmode ) != "auto" )
+    {
+        OUString inset = rAttribs.getStringDefaulted( XML_inset );
+        std::u16string_view value;
+        std::u16string_view remainingStr;
+
+        ConversionHelper::separatePair( value, remainingStr, inset, ',' );
+        rTextBox.borderDistanceLeft = ConversionHelper::decodeMeasureToHmm( graphicHelper,
+            value.empty() ? u"0.1in" : value, 0, false, false );
+
+        inset = remainingStr;
+        ConversionHelper::separatePair( value, remainingStr, inset, ',' );
+        rTextBox.borderDistanceTop = ConversionHelper::decodeMeasureToHmm( graphicHelper,
+            value.empty() ? u"0.05in" : value, 0, false, false );
+
+        inset = remainingStr;
+        ConversionHelper::separatePair( value, remainingStr, inset, ',' );
+        rTextBox.borderDistanceRight = ConversionHelper::decodeMeasureToHmm( graphicHelper,
+            value.empty() ? u"0.1in" : value, 0, false, false );
+
+        inset = remainingStr;
+        ConversionHelper::separatePair( value, remainingStr, inset, ',' );
+        rTextBox.borderDistanceBottom = ConversionHelper::decodeMeasureToHmm( graphicHelper,
+            value.empty() ? u"0.05in" : value, 0, false, false );
+
+        rTextBox.borderDistanceSet = true;
+    }
+
+    OUString sStyle = rAttribs.getStringDefaulted( XML_style);
+    sal_Int32 nIndex = 0;
+    while( nIndex >= 0 )
+    {
+        std::u16string_view aName, aValue;
+        if( ConversionHelper::separatePair( aName, aValue, o3tl::getToken(sStyle, 0, ';', nIndex ), ':' ) )
+        {
+            if( aName == u"layout-flow" )      rTextBox.maLayoutFlow = aValue;
+            else if (aName == u"mso-fit-shape-to-text")
+                rTextBox.mrTypeModel.mbAutoHeight = true;
+            else if (aName == u"mso-layout-flow-alt")
+                rTextBox.mrTypeModel.maLayoutFlowAlt = aValue;
+            else if (aName == u"mso-next-textbox")
+                rTextBox.msNextTextbox = aValue;
+            else
+                SAL_WARN("oox", "unhandled style property: " << OUString(aName));
+        }
+    }
+}
+
+ContextHandlerRef TextBoxContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
+{
+    switch( getCurrentElement() )
+    {
+        case VML_TOKEN( textbox ):
+            if( nElement == XML_div ) return this;
+            else if (nElement == W_TOKEN(txbxContent)) return this;
+        break;
+        case XML_div:
+            if( nElement == XML_font ) return new TextPortionContext( *this, mrTextBox, maParagraph, TextFontModel(), nElement, rAttribs );
+        break;
+        case W_TOKEN(txbxContent):
+            if (nElement == W_TOKEN(p)) return this;
+        break;
+        case W_TOKEN(p):
+        case W_TOKEN(sdtContent):
+        case W_TOKEN(smartTag):
+            if (nElement == W_TOKEN(r))
+                return new TextPortionContext( *this, mrTextBox, maParagraph, TextFontModel(), nElement, rAttribs );
+            else
+                return this;
+        case W_TOKEN(pPr):
+        case W_TOKEN(sdt):
+            return this;
+        default:
+            SAL_INFO("oox", "unhandled 0x" << std::hex << getCurrentElement());
+        break;
+    }
+    return nullptr;
+}
+
+void TextBoxContext::onStartElement(const AttributeList& rAttribs)
+{
+    switch (getCurrentElement())
+    {
+        case W_TOKEN(jc):
+            maParagraph.moParaAdjust = rAttribs.getString( W_TOKEN(val) );
+        break;
+        case W_TOKEN(pStyle):
+            maParagraph.moParaStyleName = rAttribs.getString( W_TOKEN(val) );
+        break;
+    }
+}
+
+void TextBoxContext::onEndElement()
+{
+    if (getCurrentElement() == W_TOKEN(p))
+    {
+        mrTextBox.appendPortion( maParagraph, TextFontModel(), "\n" );
+        maParagraph = TextParagraphModel();
+    }
+}
+
+} // namespace oox::vml
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */