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/* Copyright (c) 2020, Dyssol Development Team. All rights reserved. This file is part of Dyssol. See LICENSE file for license information. */
#include "ParamsItem.h"
#include "MultidimensionalGrid.h"
CParamsItem::CParamsItem(const CMultidimensionalGrid *_pGrid, QComboBox *_pCombo, QSlider *_pSlider, QWidget *parent, Qt::WindowFlags flags )
: QWidget( parent, flags )
{
m_pGrid = _pGrid;
m_pCombo = _pCombo;
m_pSlider = _pSlider;
m_pSlider->setMaximum(0);
m_pSlider->setTickPosition( QSlider::TicksBelow );
m_pLayout = new QHBoxLayout();
m_pLabel = new QLabel("0");
m_pLayout->addWidget( m_pSlider );
m_pLayout->addWidget( m_pLabel );
m_pLayout->addWidget( m_pCombo );
setLayout(m_pLayout);
QObject::connect( m_pCombo, SIGNAL( currentIndexChanged(int) ), this, SLOT( DistrTypeChanged() ));
QObject::connect( m_pSlider, SIGNAL( valueChanged(int) ), this, SLOT( SliderValueChanged() ));
}
int CParamsItem::GetDistrIndex()
{
return m_pCombo->itemData( m_pCombo->currentIndex() ).toInt();
}
void CParamsItem::SetupSlider()
{
// get distribution index
int nDistrIndex = GetDistrIndex();
if( nDistrIndex == -1 ) // clear
{
m_pSlider->setMaximum( 0 );
m_pSlider->setSliderPosition( -1 );
return;
}
const int distr = m_pCombo->itemData(m_pCombo->currentIndex()).toInt();
const auto* gridDim = m_pGrid->GetGridDimension(static_cast<EDistrTypes>(distr));
const size_t nMax = gridDim ? gridDim->ClassesNumber() : 0;
int nLastPos = m_pSlider->sliderPosition();
if( nMax != 0 )
m_pSlider->setMaximum( (int)nMax-1 );
else
m_pSlider->setMaximum( 0 );
if( nMax > 100 )
m_pSlider->setTickInterval( (int)(nMax/100) );
else
m_pSlider->setTickInterval( 1 );
if( nLastPos < m_pSlider->maximum() )
m_pSlider->setSliderPosition( nLastPos );
else
m_pSlider->setSliderPosition( 0 );
}
void CParamsItem::UpdateLabel()
{
QString sLabelText;
std::vector<double> vNumGrid;
std::vector<std::string> vStrGrid;
const int distr = m_pCombo->itemData(m_pCombo->currentIndex()).toInt();
const auto* gridDim = m_pGrid->GetGridDimension(static_cast<EDistrTypes>(distr));
if (!gridDim) // clear
{
m_pLabel->setText( "" );
return;
}
int nCurrIndex = m_pSlider->sliderPosition();
const EGridEntry gridEntry = gridDim->GridType();
switch( gridEntry )
{
case EGridEntry::GRID_NUMERIC:
vNumGrid = dynamic_cast<const CGridDimensionNumeric*>(gridDim)->Grid();
sLabelText = "[" + QString::number( vNumGrid[nCurrIndex] ) + " : " + QString::number( vNumGrid[nCurrIndex+1] ) + "]";
break;
case EGridEntry::GRID_SYMBOLIC:
vStrGrid = dynamic_cast<const CGridDimensionSymbolic*>(gridDim)->Grid();
sLabelText = QString::fromStdString(vStrGrid[nCurrIndex]);
break;
default:
break;
}
m_pLabel->setText( sLabelText );
}
void CParamsItem::UpdateWholeView()
{
SetupSlider();
UpdateLabel();
}
void CParamsItem::DistrTypeChanged()
{
UpdateWholeView();
}
void CParamsItem::SliderValueChanged()
{
UpdateLabel();
}
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