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libreoffice/sc/source/ui/StatisticsDialogs/ExponentialSmoothingDialog.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

120 lines
3.9 KiB
C++

/* -*- 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/.
*
*/
#include <memory>
#include <reffact.hxx>
#include <TableFillingAndNavigationTools.hxx>
#include <ExponentialSmoothingDialog.hxx>
#include <scresid.hxx>
#include <strings.hrc>
ScExponentialSmoothingDialog::ScExponentialSmoothingDialog(
SfxBindings* pSfxBindings, SfxChildWindow* pChildWindow,
weld::Window* pParent, ScViewData& rViewData )
: ScStatisticsInputOutputDialog(
pSfxBindings, pChildWindow, pParent, rViewData,
u"modules/scalc/ui/exponentialsmoothingdialog.ui"_ustr,
u"ExponentialSmoothingDialog"_ustr)
, mxSmoothingFactor(m_xBuilder->weld_spin_button(u"smoothing-factor-spin"_ustr))
{
}
ScExponentialSmoothingDialog::~ScExponentialSmoothingDialog()
{
}
void ScExponentialSmoothingDialog::Close()
{
DoClose( ScExponentialSmoothingDialogWrapper::GetChildWindowId() );
}
TranslateId ScExponentialSmoothingDialog::GetUndoNameId()
{
return STR_EXPONENTIAL_SMOOTHING_UNDO_NAME;
}
ScRange ScExponentialSmoothingDialog::ApplyOutput(ScDocShell* pDocShell)
{
AddressWalkerWriter output(mOutputAddress, pDocShell, mDocument,
formula::FormulaGrammar::mergeToGrammar( formula::FormulaGrammar::GRAM_ENGLISH, mAddressDetails.eConv));
FormulaTemplate aTemplate(&mDocument);
// Smoothing factor
double aSmoothingFactor = mxSmoothingFactor->get_value() / 100.0;
// Alpha
output.writeBoldString(ScResId(STR_LABEL_ALPHA));
output.nextRow();
// Alpha Value
ScAddress aSmoothingFactorAddress = output.current();
output.writeValue(aSmoothingFactor);
output.nextRow();
// Exponential Smoothing
output.push();
std::unique_ptr<DataRangeIterator> pIterator;
if (mGroupedBy == BY_COLUMN)
pIterator.reset(new DataRangeByColumnIterator(mInputRange));
else
pIterator.reset(new DataRangeByRowIterator(mInputRange));
for( ; pIterator->hasNext(); pIterator->next() )
{
output.resetRow();
ScRange aCurrentRange = pIterator->get();
// Write column label
if (mGroupedBy == BY_COLUMN)
aTemplate.setTemplate(ScResId(STR_COLUMN_LABEL_TEMPLATE));
else
aTemplate.setTemplate(ScResId(STR_ROW_LABEL_TEMPLATE));
aTemplate.applyNumber(u"%NUMBER%", pIterator->index() + 1);
output.writeBoldString(aTemplate.getTemplate());
output.nextRow();
// Initial value
if ((false))
{
aTemplate.setTemplate("=AVERAGE(%RANGE%)");
aTemplate.applyRange(u"%RANGE%", aCurrentRange);
output.writeFormula(aTemplate.getTemplate());
}
else
{
aTemplate.setTemplate("=%VAR%");
aTemplate.applyAddress(u"%VAR%", aCurrentRange.aStart);
output.writeFormula(aTemplate.getTemplate());
}
output.nextRow();
DataCellIterator aDataCellIterator = pIterator->iterateCells();
for (; aDataCellIterator.hasNext(); aDataCellIterator.next())
{
aTemplate.setTemplate("=%VALUE% * %PREVIOUS_INPUT% + (1 - %VALUE%) * %PREVIOUS_OUTPUT%");
aTemplate.applyAddress(u"%PREVIOUS_INPUT%", aDataCellIterator.get());
aTemplate.applyAddress(u"%PREVIOUS_OUTPUT%", output.current(0, -1));
aTemplate.applyAddress(u"%VALUE%", aSmoothingFactorAddress);
output.writeFormula(aTemplate.getTemplate());
output.nextRow();
}
output.nextColumn();
}
return ScRange (output.mMinimumAddress, output.mMaximumAddress);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */