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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 .
*/
#pragma once
#include "RegressionCurveCalculator.hxx"
#include "RegressionCalculationHelper.hxx"
#include <vector>
namespace chart
{
class MovingAverageRegressionCurveCalculator final : public RegressionCurveCalculator
{
public:
MovingAverageRegressionCurveCalculator();
virtual ~MovingAverageRegressionCurveCalculator() override;
protected:
virtual OUString ImplGetRepresentation(
const css::uno::Reference<css::util::XNumberFormatter>& xNumFormatter,
sal_Int32 nNumberFormatKey, sal_Int32* pFormulaLength = nullptr ) const override;
private:
// ____ XRegressionCurveCalculator ____
virtual void SAL_CALL recalculateRegression(
const css::uno::Sequence<double>& aXValues,
const css::uno::Sequence<double>& aYValues ) override;
virtual double SAL_CALL getCurveValue( double x ) override;
virtual css::uno::Sequence<css::geometry::RealPoint2D> SAL_CALL getCurveValues(
double min,
double max,
sal_Int32 nPointCount,
const css::uno::Reference<css::chart2::XScaling>& xScalingX,
const css::uno::Reference<css::chart2::XScaling>& xScalingY,
sal_Bool bMaySkipPointsInCalculation ) override;
void calculateValues(RegressionCalculationHelper::tDoubleVectorPair aValues, bool bUseXAvg);
void calculateValuesCentral(RegressionCalculationHelper::tDoubleVectorPair aValues);
std::vector<double> aYList;
std::vector<double> aXList;
};
} // namespace chart
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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