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Fixed bar label visibility...
Fixed bar label visibility Label for bars with zero value is not shown. This is done to avoid overlapping labels. Change-Id: Ife30c04e8ae4d9ac9df1209967cc3cd3ecb76a4f Task-number: QTRD-3695 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@theqtcompany.com>
Titta Heikkala - - Load All Authors

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r2776:bc1f6aa59d42
r2814:79dc9c599f41
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chartview.cpp
98 lines | 2.7 KiB | text/x-c | CppLexer
/ tests / manual / presenterchart / chartview.cpp
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Jani Honkonen
Add/modify license headers
 r830 /****************************************************************************
**
Titta Heikkala
Copyright header changes...
 r2776 ** Copyright (C) 2015 The Qt Company Ltd
Jani Honkonen
Add/modify license headers
 r830 ** All rights reserved.
Titta Heikkala
Copyright header changes...
 r2776 ** For any questions to The Qt Company, please use contact form at http://qt.io
Jani Honkonen
Add/modify license headers
 r830 **
Titta Heikkala
Updated license headers...
 r2740 ** This file is part of the Qt Charts module.
Jani Honkonen
Add/modify license headers
 r830 **
Titta Heikkala
Updated license headers...
 r2740 ** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
Titta Heikkala
Copyright header changes...
 r2776 ** agreement between you and The Qt Company.
Jani Honkonen
Add/modify license headers
 r830 **
** If you have questions regarding the use of this file, please use
Titta Heikkala
Updated license headers...
 r2740 ** contact form at http://qt.io
Jani Honkonen
Add/modify license headers
 r830 **
****************************************************************************/
Michal Klocek
Adds preseterchart example
 r246 #include "chartview.h"
Titta Heikkala
Fix include syntax...
 r2714 #include <QtCharts/QLineSeries>
#include <QtCharts/QScatterSeries>
#include <QtCharts/QSplineSeries>
#include <QtCharts/QAreaSeries>
#include <QtCore/QTime>
Michal Klocek
Adds preseterchart example
 r246
Jani Honkonen
more coding style fixes for examples...
 r2102 ChartView::ChartView(QChart *chart, QWidget *parent)
Jani Honkonen
coding style fixes for examples
 r2098 : QChartView(chart, parent),
m_index(-1),
m_chart(chart)
Michal Klocek
Adds preseterchart example
 r246 {
Michal Klocek
Fix compilation of presenter chart
 r866 m_chart->setTitle("Charts presenter");
Tero Ahola
Minor modifications to properties of abstract, area and bar series
 r1462 m_chart->setDropShadowEnabled(false);
Jani Honkonen
coding style fixes for examples
 r2098 QObject::connect(&m_timer, SIGNAL(timeout()), this, SLOT(handleTimeout()));
Michal Klocek
Adds preseterchart example
 r246 m_timer.setInterval(3000);
Marek Rosa
Presenter chart updated
 r1581 //![1]
Jani Honkonen
more coding style fixes for examples...
 r2102 QLineSeries *series0 = new QLineSeries();
Tero Ahola
Named all series in example applications
 r1226 series0->setName("line");
Michal Klocek
Adds chartPresenter example to docs
 r482
Jani Honkonen
more coding style fixes for examples...
 r2102 QScatterSeries *series1 = new QScatterSeries();
Tero Ahola
Named all series in example applications
 r1226 series1->setName("scatter");
Michal Klocek
Adds chartPresenter example to docs
 r482
Jani Honkonen
more coding style fixes for examples...
 r2102 QSplineSeries *series2 = new QSplineSeries();
Tero Ahola
Named all series in example applications
 r1226 series2->setName("spline");
Michal Klocek
Adds area chart animations...
 r560
Jani Honkonen
more coding style fixes for examples...
 r2102 QAreaSeries *series3 = new QAreaSeries(series0);
Tero Ahola
Named all series in example applications
 r1226 series3->setName("area");
Marek Rosa
Presenter chart updated
 r1581 //![1]
Michal Klocek
Adds preseterchart example
 r246
Marek Rosa
Presenter chart updated
 r1581 //![2]
Michal Klocek
Adds preseterchart example
 r246 int numPoints = 10;
for (int x = 0; x <= numPoints; ++x) {
Michal Klocek
Refactor animation to fit line,spline,scatter...
 r476 qreal y = qrand() % 100;
Jani Honkonen
coding style fixes for examples
 r2098 series0->append(x, y);
series1->append(x, y);
series2->append(x, y);
Michal Klocek
Adds preseterchart example
 r246 }
Marek Rosa
Presenter chart updated
 r1581 //![2]
Michal Klocek
Adds preseterchart example
 r246
Marek Rosa
Presenter chart updated
 r1581 //![3]
Jani Honkonen
coding style fixes for examples
 r2098 m_series << series0;
m_titles << m_chart->title() + ": LineChart";
m_series << series1;
m_titles << m_chart->title() + ": ScatterChart";
m_series << series2;
m_titles << m_chart->title() + ": SplineChart";
m_series << series3;
m_titles << m_chart->title() + ": AreaChart";
Marek Rosa
Presenter chart updated
 r1581 //![3]
Michal Klocek
Refactors click signal to line,area,spline,scatter charts
 r571
Michal Klocek
Adds preseterchart example
 r246 m_timer.start();
Michal Klocek
Refactor , move dataset legend presentr connections to one place
 r871 handleTimeout();
Michal Klocek
Adds preseterchart example
 r246 }
ChartView::~ChartView()
{
Jani Honkonen
coding style fixes for examples
 r2098 if (m_series.size() == 0)
return;
Michal Klocek
Fix compilation of presenter chart
 r866 m_chart->removeSeries(m_series.at(m_index));
Michal Klocek
Fixes chart presenter crash on exit
 r981 m_series.removeLast(); //remove QAreaSeries instance since they will be deleted when QLineSeries instance is gone
Michal Klocek
Fix memory leak in presenter example
 r257 qDeleteAll(m_series);
Michal Klocek
Adds preseterchart example
 r246 }
Tero Ahola
Fixed presenter and scatter examples and their documentation.
 r1015 //![4]
Michal Klocek
Adds preseterchart example
 r246 void ChartView::handleTimeout()
{
Jani Honkonen
coding style fixes for examples
 r2098 if (m_series.size() == 0)
return;
if (m_index >= 0)
Marek Rosa
Presenter chart updated
 r1581 m_chart->removeSeries(m_series.at(m_index));
Michal Klocek
Adds preseterchart example
 r246 m_index++;
Marek Rosa
Presenter chart updated
 r1581 m_index = m_index % m_series.size();
Michal Klocek
Fix compilation of presenter chart
 r866 m_chart->addSeries(m_series.at(m_index));
m_chart->setTitle(m_titles.at(m_index));
Marek Rosa
Presenter chart updated
 r1581 m_chart->createDefaultAxes();
Michal Klocek
Adds preseterchart example
 r246 }
Tero Ahola
Fixed presenter and scatter examples and their documentation.
 r1015 //![4]