/* -*- 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 "drawingml/textbodycontext.hxx"
#include "drawingml/textbodypropertiescontext.hxx"
#include "drawingml/textparagraph.hxx"
#include "drawingml/textparagraphpropertiescontext.hxx"
#include "drawingml/textcharacterpropertiescontext.hxx"
#include "drawingml/textliststylecontext.hxx"
#include "drawingml/textfield.hxx"
#include "drawingml/textfieldcontext.hxx"

using namespace ::oox::core;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::text;
using namespace ::com::sun::star::xml::sax;

namespace oox { namespace drawingml {

// CT_TextParagraph
class TextParagraphContext : public ContextHandler2
{
public:
    TextParagraphContext( ContextHandler2Helper& rParent, TextParagraph& rPara );

    virtual ContextHandlerRef onCreateContext( sal_Int32 aElementToken, const AttributeList& rAttribs ) SAL_OVERRIDE;

protected:
    TextParagraph& mrParagraph;
};

TextParagraphContext::TextParagraphContext( ContextHandler2Helper& rParent, TextParagraph& rPara )
: ContextHandler2( rParent )
, mrParagraph( rPara )
{
    mbEnableTrimSpace = false;
}

ContextHandlerRef TextParagraphContext::onCreateContext( sal_Int32 aElementToken, const AttributeList& rAttribs )
{
    // EG_TextRun
    switch( aElementToken )
    {
    case A_TOKEN( r ):      // "CT_RegularTextRun" Regular Text Run.
    case W_TOKEN( r ):
    {
        TextRunPtr pRun( new TextRun );
        mrParagraph.addRun( pRun );
        return new RegularTextRunContext( *this, pRun );
    }
    case A_TOKEN( br ): // "CT_TextLineBreak" Soft return line break (vertical tab).
    {
        TextRunPtr pRun( new TextRun );
        pRun->setLineBreak();
        mrParagraph.addRun( pRun );
        return new RegularTextRunContext( *this, pRun );
    }
    case A_TOKEN( fld ):    // "CT_TextField" Text Field.
    {
        TextFieldPtr pField( new TextField );
        mrParagraph.addRun( pField );
        return new TextFieldContext( *this, rAttribs, *pField );
    }
    case A_TOKEN( pPr ):
    case W_TOKEN( pPr ):
        return new TextParagraphPropertiesContext( *this, rAttribs, mrParagraph.getProperties() );
    case A_TOKEN( endParaRPr ):
        return new TextCharacterPropertiesContext( *this, rAttribs, mrParagraph.getEndProperties() );
    case W_TOKEN( sdt ):
    case W_TOKEN( sdtContent ):
        return this;
    case W_TOKEN( del ):
        break;
    case W_TOKEN( ins ):
        return this;
        break;
    default:
        SAL_WARN("oox", "TextParagraphContext::onCreateContext: unhandled element: " << getBaseToken(aElementToken));
    }

    return 0;
}

RegularTextRunContext::RegularTextRunContext( ContextHandler2Helper& rParent, TextRunPtr pRunPtr )
: ContextHandler2( rParent )
, mpRunPtr( pRunPtr )
, mbIsInText( false )
{
}

void RegularTextRunContext::onEndElement( )
{
    switch( getCurrentElement() )
    {
    case A_TOKEN( t ):
    case W_TOKEN( t ):
    {
        mbIsInText = false;
        break;
    }
    case A_TOKEN( r ):
    {
        break;
    }

    }
}

void RegularTextRunContext::onCharacters( const OUString& aChars )
{
    if( mbIsInText )
    {
        mpRunPtr->getText() += aChars;
    }
}

ContextHandlerRef RegularTextRunContext::onCreateContext( sal_Int32 aElementToken, const AttributeList& rAttribs)
{
    switch( aElementToken )
    {
    case A_TOKEN( rPr ):    // "CT_TextCharPropertyBag" The text char properties of this text run.
    case W_TOKEN( rPr ):
        return new TextCharacterPropertiesContext( *this, rAttribs, mpRunPtr->getTextCharacterProperties() );
    case A_TOKEN( t ):      // "xsd:string" minOccurs="1" The actual text string.
    case W_TOKEN( t ):
        mbIsInText = true;
        break;
    case W_TOKEN( drawing ):
        break;
    default:
        SAL_WARN("oox", "RegularTextRunContext::onCreateContext: unhandled element: " << getBaseToken(aElementToken));
        break;
    }

    return this;
}

TextBodyContext::TextBodyContext( ContextHandler2Helper& rParent, TextBody& rTextBody )
: ContextHandler2( rParent )
, mrTextBody( rTextBody )
{
}

ContextHandlerRef TextBodyContext::onCreateContext( sal_Int32 aElementToken, const AttributeList& rAttribs )
{
    switch( aElementToken )
    {
    case A_TOKEN( bodyPr ):     // CT_TextBodyPropertyBag
        return new TextBodyPropertiesContext( *this, rAttribs, mrTextBody.getTextProperties() );
    case A_TOKEN( lstStyle ):   // CT_TextListStyle
        return new TextListStyleContext( *this, mrTextBody.getTextListStyle() );
    case A_TOKEN( p ):          // CT_TextParagraph
    case W_TOKEN( p ):
        return new TextParagraphContext( *this, mrTextBody.addParagraph() );
    case W_TOKEN( sdt ):
    case W_TOKEN( sdtContent ):
        return this;
    case W_TOKEN( sdtPr ):
    case W_TOKEN( sdtEndPr ):
        break;
    case W_TOKEN( tbl ):
        break;
    default:
        SAL_WARN("oox", "TextBodyContext::onCreateContext: unhandled element: " << getBaseToken(aElementToken));
    }

    return 0;
}

} }

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