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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 <utility>
#include <xmloff/ProgressBarHelper.hxx>
#include <osl/diagnose.h>
using namespace ::com::sun::star;
const sal_Int32 nDefaultProgressBarRange = 1000000;
const float fProgressStep = 0.5;
ProgressBarHelper::ProgressBarHelper(css::uno::Reference < css::task::XStatusIndicator> xTempStatusIndicator,
const bool bTempStrict)
: m_xStatusIndicator(std::move(xTempStatusIndicator))
, m_nRange(nDefaultProgressBarRange)
, m_nReference(100)
, m_nValue(0)
, m_fOldPercent(0.0)
, m_bStrict(bTempStrict)
, m_bRepeat(true)
#ifdef DBG_UTIL
, m_bFailure(false)
#endif
{
}
ProgressBarHelper::~ProgressBarHelper()
{
}
void ProgressBarHelper::ChangeReference(sal_Int32 nNewReference)
{
if((nNewReference <= 0) || (nNewReference == m_nReference))
return;
if (m_nReference)
{
double fPercent(static_cast<double>(nNewReference) / m_nReference);
double fValue(m_nValue * fPercent);
m_nValue = static_cast<sal_Int32>(fValue);
m_nReference = nNewReference;
}
else
{
m_nReference = nNewReference;
m_nValue = 0;
}
}
void ProgressBarHelper::SetValue(sal_Int32 nTempValue)
{
if (!m_xStatusIndicator.is() || (m_nReference <= 0))
return;
if ((nTempValue >= m_nValue) && (!m_bStrict || (nTempValue <= m_nReference)))
{
// #91317# no progress bar with values > 100%
if (nTempValue > m_nReference)
{
if (!m_bRepeat)
m_nValue = m_nReference;
else
{
m_xStatusIndicator->reset();
m_nValue = 0;
}
}
else
m_nValue = nTempValue;
double fValue(m_nValue);
double fNewValue ((fValue * m_nRange) / m_nReference);
double fPercent((fNewValue * 100) / m_nRange);
if (fPercent >= (m_fOldPercent + fProgressStep) || fPercent < m_fOldPercent)
{
m_xStatusIndicator->setValue(static_cast<sal_Int32>(fNewValue));
m_fOldPercent = fPercent;
}
}
#ifdef DBG_UTIL
else if (!m_bFailure)
{
OSL_FAIL("tried to set a wrong value on the progressbar");
m_bFailure = true;
}
#endif
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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