File indexing completed on 2024-05-12 04:20:46

 /**
  * SPDX-FileCopyrightText: 2001-2015 Klaralvdalens Datakonsult AB. All rights reserved.
  *
  * This file is part of the KD Chart library.
  *
  * SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 #include "mainwindow.h"
 
 #include <KChartChart>
 #include <KChartAbstractCoordinatePlane>
 #include <KChartLineDiagram>
 #include <KChartBarDiagram>
 
 #include <QDebug>
 #include <QPainter>
 
 using namespace KChart;
 
 #define USE_ROOTINDEX 1
 
 MainWindow::MainWindow( QWidget* parent ) :
     QWidget( parent )
 {
     setupUi( this );
 
     QHBoxLayout* chartLayout = new QHBoxLayout( chartFrame );
     m_chart = new Chart();
     chartLayout->addWidget( m_chart );
 
 #if USE_ROOTINDEX
     m_model.insertRows( 0,2, QModelIndex() );
     m_model.insertColumns( 0,1, QModelIndex() );
     QModelIndex idx1 = m_model.index( 0,0,QModelIndex() );
     QModelIndex idx2 = m_model.index( 1,0,QModelIndex() );
 
     m_model.setData( idx1, 3.14 );
     m_model.setData( idx2, 2*3.14 );
 
     m_model.insertRows( 0,5, idx1 );
     m_model.insertColumns( 0,5, idx1 );
     
     for ( int i = 0; i < 5; ++i ) {
       for ( int j = 0; j < 5; ++j ) {
     m_model.setData( m_model.index( i,j,idx1), (qreal)i*j );
       }
     }
 
     m_model.insertRows( 0,2, idx2 );
     m_model.insertColumns( 0,2, idx2 );
     
     for ( int i = 0; i < 2; ++i ) {
       for ( int j = 0; j < 2; ++j ) {
     m_model.setData( m_model.index( i,j,idx2), 10.*(i+1.)/(j+1.) );
       }
     }
 #else
     QModelIndex idx1 = QModelIndex();
     m_model.insertRows( 0,5, idx1 );
     m_model.insertColumns( 0,5, idx1 );
     
     for ( int i = 0; i < 5; ++i ) {
       for ( int j = 0; j < 5; ++j ) {
     m_model.setData( m_model.index( i,j,idx1), (qreal)i*j );
       }
     }
     QModelIndex idx2 = idx1;
 
     m_model2.insertRows( 0,2, idx2 );
     m_model2.insertColumns( 0,2, idx2 );
     
     for ( int i = 0; i < 2; ++i ) {
       for ( int j = 0; j < 2; ++j ) {
     m_model2.setData( m_model2.index( i,j,idx2), 10.*(i+1.)/(j+1.) );
       }
     }
     
 #endif
 
     // Set up the diagram
     m_lines = new LineDiagram();
     m_lines->setModel( &m_model );
 #if USE_ROOTINDEX
     m_lines->setRootIndex(idx1);
 #endif
 
     m_bars = new BarDiagram();
 #if USE_ROOTINDEX
     m_bars->setModel( &m_model );
     m_bars->setRootIndex(idx2);
 #else
     m_bars->setModel( &m_model2 );
 #endif
 
     plane = new CartesianCoordinatePlane( m_chart );
 
     CartesianAxis *xAxis = new CartesianAxis( m_lines );
     CartesianAxis *yAxis = new CartesianAxis ( m_lines );
     CartesianAxis *yAxis3 = new CartesianAxis ( m_lines );
     xAxis->setPosition ( KChart::CartesianAxis::Bottom );
     yAxis->setPosition ( KChart::CartesianAxis::Left );
     yAxis3->setPosition ( KChart::CartesianAxis::Left );
 
     CartesianAxis *yAxis2 = new CartesianAxis ( m_bars );
     yAxis2->setPosition ( KChart::CartesianAxis::Right );
 
     // explicitly add it to the second diagram, we want to share it
     m_bars->addAxis( xAxis );
 
     m_chart->coordinatePlane()->replaceDiagram( m_lines );
     plane->replaceDiagram( m_bars );
     // We want both planes to use the same space.
     plane->setReferenceCoordinatePlane( m_chart->coordinatePlane() );
     m_chart->addCoordinatePlane( plane/*, 1*/);
 }