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chartwidgettest updated
Marek Rosa -
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1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2012 Digia Plc
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "tablewidget.h"
21 #include "tablewidget.h"
22 #include "customtablemodel.h"
22 #include "customtablemodel.h"
23 #include <QGridLayout>
23 #include <QGridLayout>
24 #include <QTableView>
24 #include <QTableView>
25 #include <QChart>
25 #include <QChart>
26 #include <QChartView>
26 #include <QChartView>
27 #include <QLineSeries>
27 #include <QLineSeries>
28 #include <QVXYModelMapper>
28 #include <QVXYModelMapper>
29 #include <QHeaderView>
29 #include <QHeaderView>
30
30
31 QTCOMMERCIALCHART_USE_NAMESPACE
31 QTCOMMERCIALCHART_USE_NAMESPACE
32
32
33 TableWidget::TableWidget(QWidget *parent)
33 TableWidget::TableWidget(QWidget *parent)
34 : QWidget(parent)
34 : QWidget(parent)
35 {
35 {
36 // create simple model for storing data
36 // create simple model for storing data
37 // user's table data model
37 // user's table data model
38 //! [1]
38 //! [1]
39 CustomTableModel *model = new CustomTableModel;
39 CustomTableModel *model = new CustomTableModel;
40 //! [1]
40 //! [1]
41
41
42 //! [2]
42 //! [2]
43 // create table view and add model to it
43 // create table view and add model to it
44 QTableView *tableView = new QTableView;
44 QTableView *tableView = new QTableView;
45 tableView->setModel(model);
45 tableView->setModel(model);
46 tableView->horizontalHeader()->setResizeMode(QHeaderView::Stretch);
46 tableView->horizontalHeader()->setResizeMode(QHeaderView::Stretch);
47 tableView->verticalHeader()->setResizeMode(QHeaderView::Stretch);
47 tableView->verticalHeader()->setResizeMode(QHeaderView::Stretch);
48 //! [2]
48 //! [2]
49
49
50 //! [3]
50 //! [3]
51 QChart *chart = new QChart;
51 QChart *chart = new QChart;
52 chart->setAnimationOptions(QChart::AllAnimations);
52 chart->setAnimationOptions(QChart::AllAnimations);
53 //! [3]
53 //! [3]
54
54
55 // series 1
55 // series 1
56 //! [4]
56 //! [4]
57 QLineSeries *series = new QLineSeries;
57 QLineSeries *series = new QLineSeries;
58 series->setName("Line 1");
58 series->setName("Line 1");
59 QVXYModelMapper *mapper = new QVXYModelMapper(this);
59 QVXYModelMapper *mapper = new QVXYModelMapper(this);
60 mapper->setXColumn(0);
60 mapper->setXColumn(0);
61 mapper->setYColumn(1);
61 mapper->setYColumn(1);
62 mapper->setSeries(series);
62 mapper->setSeries(series);
63 mapper->setModel(model);
63 mapper->setModel(model);
64 chart->addSeries(series);
64 chart->addSeries(series);
65 //! [4]
65 //! [4]
66
66
67 //! [5]
67 //! [5]
68 // for storing color hex from the series
68 // for storing color hex from the series
69 QString seriesColorHex = "#000000";
69 QString seriesColorHex = "#000000";
70
70
71 // get the color of the series and use it for showing the mapped area
71 // get the color of the series and use it for showing the mapped area
72 seriesColorHex = "#" + QString::number(series->pen().color().rgb(), 16).right(6).toUpper();
72 seriesColorHex = "#" + QString::number(series->pen().color().rgb(), 16).right(6).toUpper();
73 model->addMapping(seriesColorHex, QRect(0, 0, 2, model->rowCount()));
73 model->addMapping(seriesColorHex, QRect(0, 0, 2, model->rowCount()));
74 //! [5]
74 //! [5]
75
75
76
76
77 // series 2
77 // series 2
78 //! [6]
78 //! [6]
79 series = new QLineSeries;
79 series = new QLineSeries;
80 series->setName("Line 2");
80 series->setName("Line 2");
81
81
82 mapper = new QVXYModelMapper(this);
82 mapper = new QVXYModelMapper(this);
83 mapper->setXColumn(2);
83 mapper->setXColumn(2);
84 mapper->setYColumn(3);
84 mapper->setYColumn(3);
85 mapper->setSeries(series);
85 mapper->setSeries(series);
86 mapper->setModel(model);
86 mapper->setModel(model);
87 chart->addSeries(series);
87 chart->addSeries(series);
88 //! [6]
88 //! [6]
89
89
90 //! [7]
90 //! [7]
91 // get the color of the series and use it for showing the mapped area
91 // get the color of the series and use it for showing the mapped area
92 seriesColorHex = "#" + QString::number(series->pen().color().rgb(), 16).right(6).toUpper();
92 seriesColorHex = "#" + QString::number(series->pen().color().rgb(), 16).right(6).toUpper();
93 model->addMapping(seriesColorHex, QRect(2, 0, 2, model->rowCount()));
93 model->addMapping(seriesColorHex, QRect(2, 0, 2, model->rowCount()));
94 //! [7]
94 //! [7]
95
95
96 //! [8]
96 //! [8]
97 chart->createDefaultAxes();
97 QChartView *chartView = new QChartView(chart);
98 QChartView *chartView = new QChartView(chart);
98 chartView->setRenderHint(QPainter::Antialiasing);
99 chartView->setRenderHint(QPainter::Antialiasing);
99 chartView->setMinimumSize(640, 480);
100 chartView->setMinimumSize(640, 480);
100 //! [8]
101 //! [8]
101
102
102 //! [9]
103 //! [9]
103 // create main layout
104 // create main layout
104 QGridLayout* mainLayout = new QGridLayout;
105 QGridLayout* mainLayout = new QGridLayout;
105 mainLayout->addWidget(tableView, 1, 0);
106 mainLayout->addWidget(tableView, 1, 0);
106 mainLayout->addWidget(chartView, 1, 1);
107 mainLayout->addWidget(chartView, 1, 1);
107 mainLayout->setColumnStretch(1, 1);
108 mainLayout->setColumnStretch(1, 1);
108 mainLayout->setColumnStretch(0, 0);
109 mainLayout->setColumnStretch(0, 0);
109 setLayout(mainLayout);
110 setLayout(mainLayout);
110 //! [9]
111 //! [9]
111 }
112 }
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@@ -1,363 +1,364
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2012 Digia Plc
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "mainwidget.h"
21 #include "mainwidget.h"
22 #include "dataseriedialog.h"
22 #include "dataseriedialog.h"
23 #include "qchartview.h"
23 #include "qchartview.h"
24 #include "qpieseries.h"
24 #include "qpieseries.h"
25 #include "qscatterseries.h"
25 #include "qscatterseries.h"
26 #include "qlineseries.h"
26 #include "qlineseries.h"
27 #include <qareaseries.h>
27 #include <qareaseries.h>
28 #include <qsplineseries.h>
28 #include <qsplineseries.h>
29 #include <qbarset.h>
29 #include <qbarset.h>
30 #include <qbarseries.h>
30 #include <qbarseries.h>
31 #include <qgroupedbarseries.h>
31 #include <qgroupedbarseries.h>
32 #include <qstackedbarseries.h>
32 #include <qstackedbarseries.h>
33 #include <qpercentbarseries.h>
33 #include <qpercentbarseries.h>
34 #include <QPushButton>
34 #include <QPushButton>
35 #include <QComboBox>
35 #include <QComboBox>
36 #include <QSpinBox>
36 #include <QSpinBox>
37 #include <QCheckBox>
37 #include <QCheckBox>
38 #include <QGridLayout>
38 #include <QGridLayout>
39 #include <QHBoxLayout>
39 #include <QHBoxLayout>
40 #include <QLabel>
40 #include <QLabel>
41 #include <QSpacerItem>
41 #include <QSpacerItem>
42 #include <QMessageBox>
42 #include <QMessageBox>
43 #include <cmath>
43 #include <cmath>
44 #include <QDebug>
44 #include <QDebug>
45 #include <QStandardItemModel>
45 #include <QStandardItemModel>
46 #include <QCategoriesAxis>
46 #include <QCategoriesAxis>
47
47
48
48
49 QTCOMMERCIALCHART_USE_NAMESPACE
49 QTCOMMERCIALCHART_USE_NAMESPACE
50
50
51 MainWidget::MainWidget(QWidget *parent) :
51 MainWidget::MainWidget(QWidget *parent) :
52 QWidget(parent),
52 QWidget(parent),
53 m_addSerieDialog(0),
53 m_addSerieDialog(0),
54 m_chart(0)
54 m_chart(0)
55 {
55 {
56 m_chart = new QChart();
56 m_chart = new QChart();
57
57
58 // Grid layout for the controls for configuring the chart widget
58 // Grid layout for the controls for configuring the chart widget
59 QGridLayout *grid = new QGridLayout();
59 QGridLayout *grid = new QGridLayout();
60 QPushButton *addSeriesButton = new QPushButton("Add series");
60 QPushButton *addSeriesButton = new QPushButton("Add series");
61 connect(addSeriesButton, SIGNAL(clicked()), this, SLOT(addSeries()));
61 connect(addSeriesButton, SIGNAL(clicked()), this, SLOT(addSeries()));
62 grid->addWidget(addSeriesButton, 0, 1);
62 grid->addWidget(addSeriesButton, 0, 1);
63 initBackroundCombo(grid);
63 initBackroundCombo(grid);
64 initScaleControls(grid);
64 initScaleControls(grid);
65 initThemeCombo(grid);
65 initThemeCombo(grid);
66 initCheckboxes(grid);
66 initCheckboxes(grid);
67
67
68 // add row with empty label to make all the other rows static
68 // add row with empty label to make all the other rows static
69 grid->addWidget(new QLabel(""), grid->rowCount(), 0);
69 grid->addWidget(new QLabel(""), grid->rowCount(), 0);
70 grid->setRowStretch(grid->rowCount() - 1, 1);
70 grid->setRowStretch(grid->rowCount() - 1, 1);
71
71
72 // Create chart view with the chart
72 // Create chart view with the chart
73 m_chartView = new QChartView(m_chart, this);
73 m_chartView = new QChartView(m_chart, this);
74 m_chartView->setRubberBand(QChartView::HorizonalRubberBand);
74 m_chartView->setRubberBand(QChartView::HorizonalRubberBand);
75
75
76 // Another grid layout as a main layout
76 // Another grid layout as a main layout
77 QGridLayout *mainLayout = new QGridLayout();
77 QGridLayout *mainLayout = new QGridLayout();
78 mainLayout->addLayout(grid, 0, 0);
78 mainLayout->addLayout(grid, 0, 0);
79 mainLayout->addWidget(m_chartView, 0, 1, 3, 1);
79 mainLayout->addWidget(m_chartView, 0, 1, 3, 1);
80 setLayout(mainLayout);
80 setLayout(mainLayout);
81 }
81 }
82
82
83 // Combo box for selecting the chart's background
83 // Combo box for selecting the chart's background
84 void MainWidget::initBackroundCombo(QGridLayout *grid)
84 void MainWidget::initBackroundCombo(QGridLayout *grid)
85 {
85 {
86 QComboBox *backgroundCombo = new QComboBox(this);
86 QComboBox *backgroundCombo = new QComboBox(this);
87 backgroundCombo->addItem("Color");
87 backgroundCombo->addItem("Color");
88 backgroundCombo->addItem("Gradient");
88 backgroundCombo->addItem("Gradient");
89 backgroundCombo->addItem("Image");
89 backgroundCombo->addItem("Image");
90 connect(backgroundCombo, SIGNAL(currentIndexChanged(int)),
90 connect(backgroundCombo, SIGNAL(currentIndexChanged(int)),
91 this, SLOT(backgroundChanged(int)));
91 this, SLOT(backgroundChanged(int)));
92
92
93 grid->addWidget(new QLabel("Background:"), grid->rowCount(), 0);
93 grid->addWidget(new QLabel("Background:"), grid->rowCount(), 0);
94 grid->addWidget(backgroundCombo, grid->rowCount() - 1, 1);
94 grid->addWidget(backgroundCombo, grid->rowCount() - 1, 1);
95 }
95 }
96
96
97 // Scale related controls (auto-scale vs. manual min-max values)
97 // Scale related controls (auto-scale vs. manual min-max values)
98 void MainWidget::initScaleControls(QGridLayout *grid)
98 void MainWidget::initScaleControls(QGridLayout *grid)
99 {
99 {
100 m_autoScaleCheck = new QCheckBox("Automatic scaling");
100 m_autoScaleCheck = new QCheckBox("Automatic scaling");
101 connect(m_autoScaleCheck, SIGNAL(stateChanged(int)), this, SLOT(autoScaleChanged(int)));
101 connect(m_autoScaleCheck, SIGNAL(stateChanged(int)), this, SLOT(autoScaleChanged(int)));
102 // Allow setting also non-sense values (like -2147483648 and 2147483647)
102 // Allow setting also non-sense values (like -2147483648 and 2147483647)
103 m_xMinSpin = new QSpinBox();
103 m_xMinSpin = new QSpinBox();
104 m_xMinSpin->setMinimum(INT_MIN);
104 m_xMinSpin->setMinimum(INT_MIN);
105 m_xMinSpin->setMaximum(INT_MAX);
105 m_xMinSpin->setMaximum(INT_MAX);
106 m_xMinSpin->setValue(0);
106 m_xMinSpin->setValue(0);
107 connect(m_xMinSpin, SIGNAL(valueChanged(int)), this, SLOT(xMinChanged(int)));
107 connect(m_xMinSpin, SIGNAL(valueChanged(int)), this, SLOT(xMinChanged(int)));
108 m_xMaxSpin = new QSpinBox();
108 m_xMaxSpin = new QSpinBox();
109 m_xMaxSpin->setMinimum(INT_MIN);
109 m_xMaxSpin->setMinimum(INT_MIN);
110 m_xMaxSpin->setMaximum(INT_MAX);
110 m_xMaxSpin->setMaximum(INT_MAX);
111 m_xMaxSpin->setValue(10);
111 m_xMaxSpin->setValue(10);
112 connect(m_xMaxSpin, SIGNAL(valueChanged(int)), this, SLOT(xMaxChanged(int)));
112 connect(m_xMaxSpin, SIGNAL(valueChanged(int)), this, SLOT(xMaxChanged(int)));
113 m_yMinSpin = new QSpinBox();
113 m_yMinSpin = new QSpinBox();
114 m_yMinSpin->setMinimum(INT_MIN);
114 m_yMinSpin->setMinimum(INT_MIN);
115 m_yMinSpin->setMaximum(INT_MAX);
115 m_yMinSpin->setMaximum(INT_MAX);
116 m_yMinSpin->setValue(0);
116 m_yMinSpin->setValue(0);
117 connect(m_yMinSpin, SIGNAL(valueChanged(int)), this, SLOT(yMinChanged(int)));
117 connect(m_yMinSpin, SIGNAL(valueChanged(int)), this, SLOT(yMinChanged(int)));
118 m_yMaxSpin = new QSpinBox();
118 m_yMaxSpin = new QSpinBox();
119 m_yMaxSpin->setMinimum(INT_MIN);
119 m_yMaxSpin->setMinimum(INT_MIN);
120 m_yMaxSpin->setMaximum(INT_MAX);
120 m_yMaxSpin->setMaximum(INT_MAX);
121 m_yMaxSpin->setValue(10);
121 m_yMaxSpin->setValue(10);
122 connect(m_yMaxSpin, SIGNAL(valueChanged(int)), this, SLOT(yMaxChanged(int)));
122 connect(m_yMaxSpin, SIGNAL(valueChanged(int)), this, SLOT(yMaxChanged(int)));
123
123
124 grid->addWidget(m_autoScaleCheck, grid->rowCount(), 0);
124 grid->addWidget(m_autoScaleCheck, grid->rowCount(), 0);
125 grid->addWidget(new QLabel("x min:"), grid->rowCount(), 0);
125 grid->addWidget(new QLabel("x min:"), grid->rowCount(), 0);
126 grid->addWidget(m_xMinSpin, grid->rowCount() - 1, 1);
126 grid->addWidget(m_xMinSpin, grid->rowCount() - 1, 1);
127 grid->addWidget(new QLabel("x max:"), grid->rowCount(), 0);
127 grid->addWidget(new QLabel("x max:"), grid->rowCount(), 0);
128 grid->addWidget(m_xMaxSpin, grid->rowCount() - 1, 1);
128 grid->addWidget(m_xMaxSpin, grid->rowCount() - 1, 1);
129 grid->addWidget(new QLabel("y min:"), grid->rowCount(), 0);
129 grid->addWidget(new QLabel("y min:"), grid->rowCount(), 0);
130 grid->addWidget(m_yMinSpin, grid->rowCount() - 1, 1);
130 grid->addWidget(m_yMinSpin, grid->rowCount() - 1, 1);
131 grid->addWidget(new QLabel("y max:"), grid->rowCount(), 0);
131 grid->addWidget(new QLabel("y max:"), grid->rowCount(), 0);
132 grid->addWidget(m_yMaxSpin, grid->rowCount() - 1, 1);
132 grid->addWidget(m_yMaxSpin, grid->rowCount() - 1, 1);
133
133
134 m_autoScaleCheck->setChecked(true);
134 m_autoScaleCheck->setChecked(true);
135 }
135 }
136
136
137 // Combo box for selecting theme
137 // Combo box for selecting theme
138 void MainWidget::initThemeCombo(QGridLayout *grid)
138 void MainWidget::initThemeCombo(QGridLayout *grid)
139 {
139 {
140 QComboBox *chartTheme = new QComboBox();
140 QComboBox *chartTheme = new QComboBox();
141 chartTheme->addItem("Default");
141 chartTheme->addItem("Default");
142 chartTheme->addItem("Light");
142 chartTheme->addItem("Light");
143 chartTheme->addItem("Blue Cerulean");
143 chartTheme->addItem("Blue Cerulean");
144 chartTheme->addItem("Dark");
144 chartTheme->addItem("Dark");
145 chartTheme->addItem("Brown Sand");
145 chartTheme->addItem("Brown Sand");
146 chartTheme->addItem("Blue NCS");
146 chartTheme->addItem("Blue NCS");
147 chartTheme->addItem("High Contrast");
147 chartTheme->addItem("High Contrast");
148 chartTheme->addItem("Blue Icy");
148 chartTheme->addItem("Blue Icy");
149 connect(chartTheme, SIGNAL(currentIndexChanged(int)),
149 connect(chartTheme, SIGNAL(currentIndexChanged(int)),
150 this, SLOT(changeChartTheme(int)));
150 this, SLOT(changeChartTheme(int)));
151 grid->addWidget(new QLabel("Chart theme:"), 8, 0);
151 grid->addWidget(new QLabel("Chart theme:"), 8, 0);
152 grid->addWidget(chartTheme, 8, 1);
152 grid->addWidget(chartTheme, 8, 1);
153 }
153 }
154
154
155 // Different check boxes for customizing chart
155 // Different check boxes for customizing chart
156 void MainWidget::initCheckboxes(QGridLayout *grid)
156 void MainWidget::initCheckboxes(QGridLayout *grid)
157 {
157 {
158 // TODO: setZoomEnabled slot has been removed from QChartView -> Re-implement zoom on/off
158 // TODO: setZoomEnabled slot has been removed from QChartView -> Re-implement zoom on/off
159 QCheckBox *zoomCheckBox = new QCheckBox("Drag'n drop Zoom");
159 QCheckBox *zoomCheckBox = new QCheckBox("Drag'n drop Zoom");
160 // connect(zoomCheckBox, SIGNAL(toggled(bool)), m_chartView, SLOT(setZoomEnabled(bool)));
160 // connect(zoomCheckBox, SIGNAL(toggled(bool)), m_chartView, SLOT(setZoomEnabled(bool)));
161 zoomCheckBox->setChecked(true);
161 zoomCheckBox->setChecked(true);
162 grid->addWidget(zoomCheckBox, grid->rowCount(), 0);
162 grid->addWidget(zoomCheckBox, grid->rowCount(), 0);
163
163
164 QCheckBox *aliasCheckBox = new QCheckBox("Anti-alias");
164 QCheckBox *aliasCheckBox = new QCheckBox("Anti-alias");
165 connect(aliasCheckBox, SIGNAL(toggled(bool)), this, SLOT(antiAliasToggled(bool)));
165 connect(aliasCheckBox, SIGNAL(toggled(bool)), this, SLOT(antiAliasToggled(bool)));
166 aliasCheckBox->setChecked(false);
166 aliasCheckBox->setChecked(false);
167 grid->addWidget(aliasCheckBox, grid->rowCount(), 0);
167 grid->addWidget(aliasCheckBox, grid->rowCount(), 0);
168 }
168 }
169
169
170 void MainWidget::antiAliasToggled(bool enabled)
170 void MainWidget::antiAliasToggled(bool enabled)
171 {
171 {
172 m_chartView->setRenderHint(QPainter::Antialiasing, enabled);
172 m_chartView->setRenderHint(QPainter::Antialiasing, enabled);
173 }
173 }
174
174
175 void MainWidget::addSeries()
175 void MainWidget::addSeries()
176 {
176 {
177 if (!m_addSerieDialog) {
177 if (!m_addSerieDialog) {
178 m_addSerieDialog = new DataSerieDialog(this);
178 m_addSerieDialog = new DataSerieDialog(this);
179 connect(m_addSerieDialog, SIGNAL(accepted(QString,int,int,QString,bool)),
179 connect(m_addSerieDialog, SIGNAL(accepted(QString,int,int,QString,bool)),
180 this, SLOT(addSeries(QString,int,int,QString,bool)));
180 this, SLOT(addSeries(QString,int,int,QString,bool)));
181 }
181 }
182 m_addSerieDialog->exec();
182 m_addSerieDialog->exec();
183 }
183 }
184
184
185 QList<RealList> MainWidget::generateTestData(int columnCount, int rowCount, QString dataCharacteristics)
185 QList<RealList> MainWidget::generateTestData(int columnCount, int rowCount, QString dataCharacteristics)
186 {
186 {
187 // TODO: dataCharacteristics
187 // TODO: dataCharacteristics
188 QList<RealList> testData;
188 QList<RealList> testData;
189 for (int j(0); j < columnCount; j++) {
189 for (int j(0); j < columnCount; j++) {
190 QList <qreal> newColumn;
190 QList <qreal> newColumn;
191 for (int i(0); i < rowCount; i++) {
191 for (int i(0); i < rowCount; i++) {
192 if (dataCharacteristics == "Sin") {
192 if (dataCharacteristics == "Sin") {
193 newColumn.append(abs(sin(3.14159265358979 / 50 * i) * 100));
193 newColumn.append(abs(sin(3.14159265358979 / 50 * i) * 100));
194 } else if (dataCharacteristics == "Sin + random") {
194 } else if (dataCharacteristics == "Sin + random") {
195 newColumn.append(abs(sin(3.14159265358979 / 50 * i) * 100) + (rand() % 5));
195 newColumn.append(abs(sin(3.14159265358979 / 50 * i) * 100) + (rand() % 5));
196 } else if (dataCharacteristics == "Random") {
196 } else if (dataCharacteristics == "Random") {
197 newColumn.append(rand() % 10 + (qreal) rand() / (qreal) RAND_MAX);
197 newColumn.append(rand() % 10 + (qreal) rand() / (qreal) RAND_MAX);
198 } else if (dataCharacteristics == "Linear") {
198 } else if (dataCharacteristics == "Linear") {
199 //newColumn.append(i * (j + 1.0));
199 //newColumn.append(i * (j + 1.0));
200 // TODO: temporary hack to make pie work; prevent zero values:
200 // TODO: temporary hack to make pie work; prevent zero values:
201 newColumn.append(i * (j + 1.0) + 0.1);
201 newColumn.append(i * (j + 1.0) + 0.1);
202 } else { // "constant"
202 } else { // "constant"
203 newColumn.append((j + 1.0));
203 newColumn.append((j + 1.0));
204 }
204 }
205 }
205 }
206 testData.append(newColumn);
206 testData.append(newColumn);
207 }
207 }
208 return testData;
208 return testData;
209 }
209 }
210
210
211 QStringList MainWidget::generateLabels(int count)
211 QStringList MainWidget::generateLabels(int count)
212 {
212 {
213 QStringList result;
213 QStringList result;
214 for (int i(0); i < count; i++)
214 for (int i(0); i < count; i++)
215 result.append("label" + QString::number(i));
215 result.append("label" + QString::number(i));
216 return result;
216 return result;
217 }
217 }
218
218
219 void MainWidget::addSeries(QString seriesName, int columnCount, int rowCount, QString dataCharacteristics, bool labelsEnabled)
219 void MainWidget::addSeries(QString seriesName, int columnCount, int rowCount, QString dataCharacteristics, bool labelsEnabled)
220 {
220 {
221 qDebug() << "addSeries: " << seriesName
221 qDebug() << "addSeries: " << seriesName
222 << " columnCount: " << columnCount
222 << " columnCount: " << columnCount
223 << " rowCount: " << rowCount
223 << " rowCount: " << rowCount
224 << " dataCharacteristics: " << dataCharacteristics
224 << " dataCharacteristics: " << dataCharacteristics
225 << " labels enabled: " << labelsEnabled;
225 << " labels enabled: " << labelsEnabled;
226 m_defaultSeriesName = seriesName;
226 m_defaultSeriesName = seriesName;
227
227
228 QList<RealList> data = generateTestData(columnCount, rowCount, dataCharacteristics);
228 QList<RealList> data = generateTestData(columnCount, rowCount, dataCharacteristics);
229
229
230 // Line series and scatter series use similar data
230 // Line series and scatter series use similar data
231 if (seriesName == "Line") {
231 if (seriesName == "Line") {
232 for (int j(0); j < data.count(); j ++) {
232 for (int j(0); j < data.count(); j ++) {
233 QList<qreal> column = data.at(j);
233 QList<qreal> column = data.at(j);
234 QLineSeries *series = new QLineSeries();
234 QLineSeries *series = new QLineSeries();
235 series->setName("line" + QString::number(j));
235 series->setName("line" + QString::number(j));
236 for (int i(0); i < column.count(); i++)
236 for (int i(0); i < column.count(); i++)
237 series->append(i, column.at(i));
237 series->append(i, column.at(i));
238 m_chart->addSeries(series);
238 m_chart->addSeries(series);
239 }
239 }
240 } else if (seriesName == "Area") {
240 } else if (seriesName == "Area") {
241 // TODO: lower series for the area?
241 // TODO: lower series for the area?
242 for (int j(0); j < data.count(); j ++) {
242 for (int j(0); j < data.count(); j ++) {
243 QList<qreal> column = data.at(j);
243 QList<qreal> column = data.at(j);
244 QLineSeries *lineSeries = new QLineSeries();
244 QLineSeries *lineSeries = new QLineSeries();
245 for (int i(0); i < column.count(); i++)
245 for (int i(0); i < column.count(); i++)
246 lineSeries->append(i, column.at(i));
246 lineSeries->append(i, column.at(i));
247 QAreaSeries *areaSeries = new QAreaSeries(lineSeries);
247 QAreaSeries *areaSeries = new QAreaSeries(lineSeries);
248 areaSeries->setName("area" + QString::number(j));
248 areaSeries->setName("area" + QString::number(j));
249 m_chart->addSeries(areaSeries);
249 m_chart->addSeries(areaSeries);
250 }
250 }
251 } else if (seriesName == "Scatter") {
251 } else if (seriesName == "Scatter") {
252 for (int j(0); j < data.count(); j++) {
252 for (int j(0); j < data.count(); j++) {
253 QList<qreal> column = data.at(j);
253 QList<qreal> column = data.at(j);
254 QScatterSeries *series = new QScatterSeries();
254 QScatterSeries *series = new QScatterSeries();
255 series->setName("scatter" + QString::number(j));
255 series->setName("scatter" + QString::number(j));
256 for (int i(0); i < column.count(); i++)
256 for (int i(0); i < column.count(); i++)
257 series->append(i, column.at(i));
257 series->append(i, column.at(i));
258 m_chart->addSeries(series);
258 m_chart->addSeries(series);
259 }
259 }
260 } else if (seriesName == "Pie") {
260 } else if (seriesName == "Pie") {
261 QStringList labels = generateLabels(rowCount);
261 QStringList labels = generateLabels(rowCount);
262 for (int j(0); j < data.count(); j++) {
262 for (int j(0); j < data.count(); j++) {
263 QPieSeries *series = new QPieSeries();
263 QPieSeries *series = new QPieSeries();
264 QList<qreal> column = data.at(j);
264 QList<qreal> column = data.at(j);
265 for (int i(0); i < column.count(); i++)
265 for (int i(0); i < column.count(); i++)
266 series->append(labels.at(i), column.at(i));
266 series->append(labels.at(i), column.at(i));
267 m_chart->addSeries(series);
267 m_chart->addSeries(series);
268 }
268 }
269 } else if (seriesName == "Bar"
269 } else if (seriesName == "Bar"
270 || seriesName == "Grouped bar"
270 || seriesName == "Grouped bar"
271 || seriesName == "Stacked bar"
271 || seriesName == "Stacked bar"
272 || seriesName == "Percent bar") {
272 || seriesName == "Percent bar") {
273 QStringList category;
273 QStringList category;
274 QStringList labels = generateLabels(rowCount);
274 QStringList labels = generateLabels(rowCount);
275 foreach(QString label, labels)
275 foreach(QString label, labels)
276 category << label;
276 category << label;
277 QBarSeries* series = 0;
277 QBarSeries* series = 0;
278 if (seriesName == "Bar") {
278 if (seriesName == "Bar") {
279 series = new QBarSeries(this);
279 series = new QBarSeries(this);
280 QCategoriesAxis* axis = new QCategoriesAxis();
280 QCategoriesAxis* axis = new QCategoriesAxis();
281 axis->append(category);
281 axis->append(category);
282 m_chart->setAxisX(axis,series);
282 m_chart->setAxisX(axis,series);
283 } else if (seriesName == "Grouped bar") {
283 } else if (seriesName == "Grouped bar") {
284 series = new QGroupedBarSeries(this);
284 series = new QGroupedBarSeries(this);
285 QCategoriesAxis* axis = new QCategoriesAxis();
285 QCategoriesAxis* axis = new QCategoriesAxis();
286 axis->append(category);
286 axis->append(category);
287 m_chart->setAxisX(axis,series);
287 m_chart->setAxisX(axis,series);
288 } else if (seriesName == "Stacked bar") {
288 } else if (seriesName == "Stacked bar") {
289 series = new QStackedBarSeries(this);
289 series = new QStackedBarSeries(this);
290 QCategoriesAxis* axis = new QCategoriesAxis();
290 QCategoriesAxis* axis = new QCategoriesAxis();
291 axis->append(category);
291 axis->append(category);
292 m_chart->setAxisX(axis,series);
292 m_chart->setAxisX(axis,series);
293 } else {
293 } else {
294 series = new QPercentBarSeries(this);
294 series = new QPercentBarSeries(this);
295 QCategoriesAxis* axis = new QCategoriesAxis();
295 QCategoriesAxis* axis = new QCategoriesAxis();
296 axis->append(category);
296 axis->append(category);
297 m_chart->setAxisX(axis,series);
297 m_chart->setAxisX(axis,series);
298 }
298 }
299
299
300 for (int j(0); j < data.count(); j++) {
300 for (int j(0); j < data.count(); j++) {
301 QList<qreal> column = data.at(j);
301 QList<qreal> column = data.at(j);
302 QBarSet *set = new QBarSet("set" + QString::number(j));
302 QBarSet *set = new QBarSet("set" + QString::number(j));
303 for (int i(0); i < column.count(); i++)
303 for (int i(0); i < column.count(); i++)
304 *set << column.at(i);
304 *set << column.at(i);
305 series->append(set);
305 series->append(set);
306 }
306 }
307
307
308 m_chart->addSeries(series);
308 m_chart->addSeries(series);
309 } else if (seriesName == "Spline") {
309 } else if (seriesName == "Spline") {
310 for (int j(0); j < data.count(); j ++) {
310 for (int j(0); j < data.count(); j ++) {
311 QList<qreal> column = data.at(j);
311 QList<qreal> column = data.at(j);
312 QSplineSeries *series = new QSplineSeries();
312 QSplineSeries *series = new QSplineSeries();
313 for (int i(0); i < column.count(); i++)
313 for (int i(0); i < column.count(); i++)
314 series->append(i, column.at(i));
314 series->append(i, column.at(i));
315 m_chart->addSeries(series);
315 m_chart->addSeries(series);
316 }
316 }
317 }
317 }
318 m_chart->createDefaultAxes();
318 }
319 }
319
320
320 void MainWidget::backgroundChanged(int itemIndex)
321 void MainWidget::backgroundChanged(int itemIndex)
321 {
322 {
322 qDebug() << "backgroundChanged: " << itemIndex;
323 qDebug() << "backgroundChanged: " << itemIndex;
323 }
324 }
324
325
325 void MainWidget::autoScaleChanged(int value)
326 void MainWidget::autoScaleChanged(int value)
326 {
327 {
327 if (value) {
328 if (value) {
328 // TODO: enable auto scaling
329 // TODO: enable auto scaling
329 } else {
330 } else {
330 // TODO: set scaling manually (and disable auto scaling)
331 // TODO: set scaling manually (and disable auto scaling)
331 }
332 }
332
333
333 m_xMinSpin->setEnabled(!value);
334 m_xMinSpin->setEnabled(!value);
334 m_xMaxSpin->setEnabled(!value);
335 m_xMaxSpin->setEnabled(!value);
335 m_yMinSpin->setEnabled(!value);
336 m_yMinSpin->setEnabled(!value);
336 m_yMaxSpin->setEnabled(!value);
337 m_yMaxSpin->setEnabled(!value);
337 }
338 }
338
339
339 void MainWidget::xMinChanged(int value)
340 void MainWidget::xMinChanged(int value)
340 {
341 {
341 qDebug() << "xMinChanged: " << value;
342 qDebug() << "xMinChanged: " << value;
342 }
343 }
343
344
344 void MainWidget::xMaxChanged(int value)
345 void MainWidget::xMaxChanged(int value)
345 {
346 {
346 qDebug() << "xMaxChanged: " << value;
347 qDebug() << "xMaxChanged: " << value;
347 }
348 }
348
349
349 void MainWidget::yMinChanged(int value)
350 void MainWidget::yMinChanged(int value)
350 {
351 {
351 qDebug() << "yMinChanged: " << value;
352 qDebug() << "yMinChanged: " << value;
352 }
353 }
353
354
354 void MainWidget::yMaxChanged(int value)
355 void MainWidget::yMaxChanged(int value)
355 {
356 {
356 qDebug() << "yMaxChanged: " << value;
357 qDebug() << "yMaxChanged: " << value;
357 }
358 }
358
359
359 void MainWidget::changeChartTheme(int themeIndex)
360 void MainWidget::changeChartTheme(int themeIndex)
360 {
361 {
361 qDebug() << "changeChartTheme: " << themeIndex;
362 qDebug() << "changeChartTheme: " << themeIndex;
362 m_chart->setTheme((QChart::ChartTheme) themeIndex);
363 m_chart->setTheme((QChart::ChartTheme) themeIndex);
363 }
364 }
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