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path: root/oox/source/vml/vmltextboxcontext.cxx
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diff --git a/oox/source/vml/vmltextboxcontext.cxx b/oox/source/vml/vmltextboxcontext.cxx
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include "oox/vml/vmltextboxcontext.hxx"
+
+namespace oox {
+namespace vml {
+
+// ============================================================================
+
+using ::oox::core::ContextHandler2;
+using ::oox::core::ContextHandler2Helper;
+using ::oox::core::ContextHandlerRef;
+using ::rtl::OUString;
+
+// ============================================================================
+
+TextPortionContext::TextPortionContext( ContextHandler2Helper& rParent,
+ TextBox& rTextBox, const TextFontModel& rParentFont,
+ sal_Int32 nElement, const AttributeList& rAttribs ) :
+ ContextHandler2( rParent ),
+ mrTextBox( rTextBox ),
+ maFont( rParentFont ),
+ 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, "TextPortionContext::TextPortionContext - nested <b> elements" );
+ maFont.mobBold = true;
+ break;
+ case XML_i:
+ OSL_ENSURE( !maFont.mobItalic, "TextPortionContext::TextPortionContext - nested <i> elements" );
+ maFont.mobItalic = true;
+ break;
+ case XML_s:
+ OSL_ENSURE( !maFont.mobStrikeout, "TextPortionContext::TextPortionContext - nested <s> elements" );
+ maFont.mobStrikeout = true;
+ break;
+ case XML_span:
+ 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" );
+ return new TextPortionContext( *this, mrTextBox, maFont, nElement, rAttribs );
+}
+
+void TextPortionContext::onCharacters( const OUString& rChars )
+{
+ switch( getCurrentElement() )
+ {
+ case XML_span:
+ // replace all NBSP characters with SP
+ mrTextBox.appendPortion( maFont, rChars.replace( 0xA0, ' ' ) );
+ break;
+ default:
+ mrTextBox.appendPortion( maFont, rChars );
+ }
+}
+
+void TextPortionContext::onEndElement()
+{
+ /* 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( maFont, OUString( sal_Unicode( ' ' ) ) );
+}
+
+// ============================================================================
+
+TextBoxContext::TextBoxContext( ContextHandler2Helper& rParent, TextBox& rTextBox, const AttributeList& /*rAttribs*/ ) :
+ ContextHandler2( rParent ),
+ mrTextBox( rTextBox )
+{
+}
+
+ContextHandlerRef TextBoxContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
+{
+ switch( getCurrentElement() )
+ {
+ case VML_TOKEN( textbox ):
+ if( nElement == XML_div ) return this;
+ break;
+ case XML_div:
+ if( nElement == XML_font ) return new TextPortionContext( *this, mrTextBox, TextFontModel(), nElement, rAttribs );
+ break;
+ }
+ return 0;
+}
+
+// ============================================================================
+
+} // namespace vml
+} // namespace oox