MinimumAndMaximumSupplier.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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 */
 
#include <MinimumAndMaximumSupplier.hxx>
 
#include <com/sun/star/chart/TimeUnit.hpp>
 
#include <cmath>
#include <limits>
 
namespace chart
{
using namespace ::com::sun::star;
 
MergedMinimumAndMaximumSupplier::MergedMinimumAndMaximumSupplier()
{
}
 
MergedMinimumAndMaximumSupplier::~MergedMinimumAndMaximumSupplier()
{
}
 
void MergedMinimumAndMaximumSupplier::addMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier )
{
    m_aMinimumAndMaximumSupplierList.insert( pMinimumAndMaximumSupplier );
}
 
bool MergedMinimumAndMaximumSupplier::hasMinimumAndMaximumSupplier( MinimumAndMaximumSupplier* pMinimumAndMaximumSupplier )
{
    return m_aMinimumAndMaximumSupplierList.count( pMinimumAndMaximumSupplier ) != 0;
}
 
double MergedMinimumAndMaximumSupplier::getMinimumX()
{
    double fGlobalExtremum = std::numeric_limits<double>::infinity();
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
    {
        double fLocalExtremum = elem->getMinimumX();
        if(fLocalExtremum<fGlobalExtremum)
            fGlobalExtremum=fLocalExtremum;
    }
    if(std::isinf(fGlobalExtremum))
        return std::numeric_limits<double>::quiet_NaN();
    return fGlobalExtremum;
}
 
double MergedMinimumAndMaximumSupplier::getMaximumX()
{
    double fGlobalExtremum = -std::numeric_limits<double>::infinity();
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
    {
        double fLocalExtremum = elem->getMaximumX();
        if(fLocalExtremum>fGlobalExtremum)
            fGlobalExtremum=fLocalExtremum;
    }
    if(std::isinf(fGlobalExtremum))
        return std::numeric_limits<double>::quiet_NaN();
    return fGlobalExtremum;
}
 
double MergedMinimumAndMaximumSupplier::getMinimumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex )
{
    double fGlobalExtremum = std::numeric_limits<double>::infinity();
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
    {
        double fLocalExtremum = elem->getMinimumYInRange( fMinimumX, fMaximumX, nAxisIndex );
        if(fLocalExtremum<fGlobalExtremum)
            fGlobalExtremum=fLocalExtremum;
    }
    if(std::isinf(fGlobalExtremum))
        return std::numeric_limits<double>::quiet_NaN();
    return fGlobalExtremum;
}
 
double MergedMinimumAndMaximumSupplier::getMaximumYInRange( double fMinimumX, double fMaximumX, sal_Int32 nAxisIndex )
{
    double fGlobalExtremum = -std::numeric_limits<double>::infinity();
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
    {
        double fLocalExtremum = elem->getMaximumYInRange( fMinimumX, fMaximumX, nAxisIndex );
        if(fLocalExtremum>fGlobalExtremum)
            fGlobalExtremum=fLocalExtremum;
    }
    if(std::isinf(fGlobalExtremum))
        return std::numeric_limits<double>::quiet_NaN();
    return fGlobalExtremum;
}
 
double MergedMinimumAndMaximumSupplier::getMinimumZ()
{
    double fGlobalExtremum = std::numeric_limits<double>::infinity();
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
    {
        double fLocalExtremum = elem->getMinimumZ();
        if(fLocalExtremum<fGlobalExtremum)
            fGlobalExtremum=fLocalExtremum;
    }
    if(std::isinf(fGlobalExtremum))
        return std::numeric_limits<double>::quiet_NaN();
    return fGlobalExtremum;
}
 
double MergedMinimumAndMaximumSupplier::getMaximumZ()
{
    double fGlobalExtremum = -std::numeric_limits<double>::infinity();
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
    {
        double fLocalExtremum = elem->getMaximumZ();
        if(fLocalExtremum>fGlobalExtremum)
            fGlobalExtremum=fLocalExtremum;
    }
    if(std::isinf(fGlobalExtremum))
        return std::numeric_limits<double>::quiet_NaN();
    return fGlobalExtremum;
}
 
bool MergedMinimumAndMaximumSupplier::isExpandBorderToIncrementRhythm( sal_Int32 nDimensionIndex )
{
    // only return true, if *all* suppliers want to scale to the main tick marks
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
        if( !elem->isExpandBorderToIncrementRhythm( nDimensionIndex ) )
            return false;
    return true;
}
 
bool MergedMinimumAndMaximumSupplier::isExpandIfValuesCloseToBorder( sal_Int32 nDimensionIndex )
{
    // only return true, if *all* suppliers want to expand the range
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
        if( !elem->isExpandIfValuesCloseToBorder( nDimensionIndex ) )
            return false;
    return true;
}
 
bool MergedMinimumAndMaximumSupplier::isExpandWideValuesToZero( sal_Int32 nDimensionIndex )
{
    // already return true, if at least one supplier wants to expand the range
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
        if( elem->isExpandWideValuesToZero( nDimensionIndex ) )
            return true;
    return false;
}
 
bool MergedMinimumAndMaximumSupplier::isExpandNarrowValuesTowardZero( sal_Int32 nDimensionIndex )
{
    // already return true, if at least one supplier wants to expand the range
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
        if( elem->isExpandNarrowValuesTowardZero( nDimensionIndex ) )
            return true;
    return false;
}
 
bool MergedMinimumAndMaximumSupplier::isSeparateStackingForDifferentSigns( sal_Int32 nDimensionIndex )
{
    // should not be called
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
        if( elem->isSeparateStackingForDifferentSigns( nDimensionIndex ) )
            return true;
    return false;
}
 
void MergedMinimumAndMaximumSupplier::clearMinimumAndMaximumSupplierList()
{
    m_aMinimumAndMaximumSupplierList.clear();
}
 
tools::Long MergedMinimumAndMaximumSupplier::calculateTimeResolutionOnXAxis()
{
    tools::Long nRet = css::chart::TimeUnit::YEAR;
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
    {
        tools::Long nCurrent = elem->calculateTimeResolutionOnXAxis();
        if(nRet>nCurrent)
            nRet=nCurrent;
    }
    return nRet;
}
 
void MergedMinimumAndMaximumSupplier::setTimeResolutionOnXAxis( tools::Long nTimeResolution, const Date& rNullDate )
{
    for (auto const& elem : m_aMinimumAndMaximumSupplierList)
        elem->setTimeResolutionOnXAxis( nTimeResolution, rNullDate );
}
 
} //namespace chart
 
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