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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 <reportformula.hxx>
#include <rtl/ustrbuf.hxx>
namespace rptui
{
namespace
{
const char sExpressionPrefix[] = "rpt:";
const char sFieldPrefix[] = "field:";
}
//= ReportFormula
ReportFormula::ReportFormula( const OUString& _rFormula )
:m_eType( Invalid )
{
m_sCompleteFormula = _rFormula;
// is it an ordinary expression?
if ( m_sCompleteFormula.startsWith( sExpressionPrefix, &m_sUndecoratedContent ) )
{
m_eType = Expression;
return;
}
/// does it refer to a field?
if ( m_sCompleteFormula.startsWith( sFieldPrefix ) )
{
sal_Int32 nPrefixLen = strlen(sFieldPrefix);
if ( ( m_sCompleteFormula.getLength() >= nPrefixLen + 2 )
&& ( m_sCompleteFormula[ nPrefixLen ] == '[' )
&& ( m_sCompleteFormula[ m_sCompleteFormula.getLength() - 1 ] == ']' )
)
{
m_eType = Field;
m_sUndecoratedContent = m_sCompleteFormula.copy( nPrefixLen + 1, m_sCompleteFormula.getLength() - nPrefixLen - 2 );
return;
}
}
m_eType = Invalid;
}
ReportFormula::ReportFormula( const BindType _eType, const OUString& _rFieldOrExpression )
:m_eType( _eType )
{
switch ( m_eType )
{
case Expression:
{
if ( _rFieldOrExpression.startsWith( sExpressionPrefix ) )
m_sCompleteFormula = _rFieldOrExpression;
else
m_sCompleteFormula = sExpressionPrefix + _rFieldOrExpression;
}
break;
case Field:
{
m_sCompleteFormula = sFieldPrefix + OUString::Concat(u"[") + _rFieldOrExpression + "]";
}
break;
default:
OSL_FAIL( "ReportFormula::ReportFormula: illegal bind type!" );
return;
}
m_sUndecoratedContent = _rFieldOrExpression;
}
ReportFormula::~ReportFormula()
{
}
OUString ReportFormula::getBracketedFieldOrExpression() const
{
bool bIsField = ( getType() == Field );
OUStringBuffer aFieldContent;
if ( bIsField )
aFieldContent.append( "[" );
aFieldContent.append( getUndecoratedContent() );
if ( bIsField )
aFieldContent.append( "]" );
return aFieldContent.makeStringAndClear();
}
bool ReportFormula::isValid() const { return getType() != Invalid; }
OUString ReportFormula::getEqualUndecoratedContent() const
{
return "=" + getUndecoratedContent();
}
} // namespace rptui
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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