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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/.
*
*/
#include <sfx2/dispatch.hxx>
#include <svl/zforlist.hxx>
#include <svl/undo.hxx>
#include "formulacell.hxx"
#include "rangelst.hxx"
#include "scitems.hxx"
#include "docsh.hxx"
#include "document.hxx"
#include "uiitems.hxx"
#include "reffact.hxx"
#include "strload.hxx"
#include "random.hxx"
#include "docfunc.hxx"
#include "StatisticsDialogs.hrc"
#include "TableFillingAndNavigationTools.hxx"
#include "ExponentialSmoothingDialog.hxx"
ScExponentialSmoothingDialog::ScExponentialSmoothingDialog(
SfxBindings* pSfxBindings, SfxChildWindow* pChildWindow,
Window* pParent, ScViewData* pViewData ) :
ScStatisticsInputOutputDialog(
pSfxBindings, pChildWindow, pParent, pViewData,
"ExponentialSmoothingDialog", "modules/scalc/ui/exponentialsmoothingdialog.ui" )
{
get(mpSmoothingFactor, "smoothing-factor-spin");
}
ScExponentialSmoothingDialog::~ScExponentialSmoothingDialog()
{}
sal_Bool ScExponentialSmoothingDialog::Close()
{
return DoClose( ScExponentialSmoothingDialogWrapper::GetChildWindowId() );
}
void ScExponentialSmoothingDialog::CalculateInputAndWriteToOutput( )
{
OUString aUndo(SC_STRLOAD(RID_STATISTICS_DLGS, STR_EXPONENTIAL_SMOOTHING_UNDO_NAME));
ScDocShell* pDocShell = mViewData->GetDocShell();
svl::IUndoManager* pUndoManager = pDocShell->GetUndoManager();
pUndoManager->EnterListAction( aUndo, aUndo );
AddressWalkerWriter output(mOutputAddress, pDocShell, mDocument);
FormulaTemplate aTemplate(mDocument, mAddressDetails);
// Smoothing factor
double aSmoothingFactor = mpSmoothingFactor->GetValue() / 100.0;
ScAddress aSmoothingFactorAddress = output.current();
output.writeValue(aSmoothingFactor);
output.nextRow();
// Exponential Smoothing
output.push();
boost::scoped_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();
if (false)
{
aTemplate.setTemplate("=AVERAGE(%RANGE%)");
aTemplate.applyRange("%RANGE%", aCurrentRange);
output.writeFormula(aTemplate.getTemplate());
}
else
{
aTemplate.setTemplate("=%VAR%");
aTemplate.applyAddress("%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("%PREVIOUS_INPUT%", aDataCellIterator.get());
aTemplate.applyAddress("%PREVIOUS_OUTPUT%", output.current(0, -1));
aTemplate.applyAddress("%VALUE%", aSmoothingFactorAddress);
output.writeFormula(aTemplate.getTemplate());
output.nextRow();
}
output.nextColumn();
}
pUndoManager->LeaveListAction();
ScRange aOutputRange(output.mMinimumAddress, output.mMaximumAddress);
pDocShell->PostPaint( aOutputRange, PAINT_GRID );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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