sc/source/ui/StatisticsDialogs/ExponentialSmoothingDialog.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  */
  10
  11 #include <sfx2/dispatch.hxx>
  12 #include <svl/zforlist.hxx>
  13 #include <svl/undo.hxx>
  14
  15 #include "formulacell.hxx"
  16 #include "rangelst.hxx"
  17 #include "scitems.hxx"
  18 #include "docsh.hxx"
  19 #include "document.hxx"
  20 #include "uiitems.hxx"
  21 #include "reffact.hxx"
  22 #include "strload.hxx"
  23 #include "docfunc.hxx"
  24 #include "StatisticsDialogs.hrc"
  25 #include "TableFillingAndNavigationTools.hxx"
  26
  27 #include "ExponentialSmoothingDialog.hxx"
  28
  29 ScExponentialSmoothingDialog::ScExponentialSmoothingDialog(
  30                     SfxBindings* pSfxBindings, SfxChildWindow* pChildWindow,
  31                     vcl::Window* pParent, ScViewData* pViewData ) :
  32     ScStatisticsInputOutputDialog(
  33             pSfxBindings, pChildWindow, pParent, pViewData,
  34             "ExponentialSmoothingDialog", "modules/scalc/ui/exponentialsmoothingdialog.ui" )
  35 {
  36     get(mpSmoothingFactor, "smoothing-factor-spin");
  37 }
  38
  39 ScExponentialSmoothingDialog::~ScExponentialSmoothingDialog()
  40 {
  41     disposeOnce();
  42 }
  43
  44 void ScExponentialSmoothingDialog::dispose()
  45 {
  46     mpSmoothingFactor.clear();
  47     ScStatisticsInputOutputDialog::dispose();
  48 }
  49
  50 bool ScExponentialSmoothingDialog::Close()
  51 {
  52     return DoClose( ScExponentialSmoothingDialogWrapper::GetChildWindowId() );
  53 }
  54
  55 sal_Int16 ScExponentialSmoothingDialog::GetUndoNameId()
  56 {
  57     return STR_EXPONENTIAL_SMOOTHING_UNDO_NAME;
  58 }
  59
  60 ScRange ScExponentialSmoothingDialog::ApplyOutput(ScDocShell* pDocShell)
  61 {
  62     AddressWalkerWriter output(mOutputAddress, pDocShell, mDocument,
  63             formula::FormulaGrammar::mergeToGrammar( formula::FormulaGrammar::GRAM_ENGLISH, mAddressDetails.eConv));
  64     FormulaTemplate aTemplate(mDocument);
  65
  66     // Smoothing factor
  67     double aSmoothingFactor = mpSmoothingFactor->GetValue() / 100.0;
  68
  69     // Alpha
  70     output.writeBoldString(SC_STRLOAD(RID_STATISTICS_DLGS, STR_LABEL_ALPHA));
  71     output.nextRow();
  72
  73     // Alpha Value
  74     ScAddress aSmoothingFactorAddress = output.current();
  75     output.writeValue(aSmoothingFactor);
  76     output.nextRow();
  77
  78     // Exponential Smoothing
  79     output.push();
  80
  81     boost::scoped_ptr<DataRangeIterator> pIterator;
  82     if (mGroupedBy == BY_COLUMN)
  83         pIterator.reset(new DataRangeByColumnIterator(mInputRange));
  84     else
  85         pIterator.reset(new DataRangeByRowIterator(mInputRange));
  86
  87     for( ; pIterator->hasNext(); pIterator->next() )
  88     {
  89         output.resetRow();
  90
  91         ScRange aCurrentRange = pIterator->get();
  92
  93         // Write column label
  94         if (mGroupedBy == BY_COLUMN)
  95             aTemplate.setTemplate(SC_STRLOAD(RID_STATISTICS_DLGS, STR_COLUMN_LABEL_TEMPLATE));
  96         else
  97             aTemplate.setTemplate(SC_STRLOAD(RID_STATISTICS_DLGS, STR_ROW_LABEL_TEMPLATE));
  98         aTemplate.applyNumber("%NUMBER%", pIterator->index() + 1);
  99         output.writeBoldString(aTemplate.getTemplate());
 100         output.nextRow();
 101
 102         // Initial value
 103         if (false)
 104         {
 105             aTemplate.setTemplate("=AVERAGE(%RANGE%)");
 106             aTemplate.applyRange("%RANGE%", aCurrentRange);
 107             output.writeFormula(aTemplate.getTemplate());
 108         }
 109         else
 110         {
 111             aTemplate.setTemplate("=%VAR%");
 112             aTemplate.applyAddress("%VAR%", aCurrentRange.aStart);
 113             output.writeFormula(aTemplate.getTemplate());
 114         }
 115
 116         output.nextRow();
 117
 118         DataCellIterator aDataCellIterator = pIterator->iterateCells();
 119
 120         for (; aDataCellIterator.hasNext(); aDataCellIterator.next())
 121         {
 122             aTemplate.setTemplate("=%VALUE% * %PREVIOUS_INPUT% + (1 - %VALUE%) * %PREVIOUS_OUTPUT%");
 123             aTemplate.applyAddress("%PREVIOUS_INPUT%",  aDataCellIterator.get());
 124             aTemplate.applyAddress("%PREVIOUS_OUTPUT%", output.current(0, -1));
 125             aTemplate.applyAddress("%VALUE%",           aSmoothingFactorAddress);
 126
 127             output.writeFormula(aTemplate.getTemplate());
 128             output.nextRow();
 129         }
 130         output.nextColumn();
 131     }
 132
 133     return ScRange (output.mMinimumAddress, output.mMaximumAddress);
 134 }
 135
 136 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */