##// END OF EJS Templates
HG_REPOSITORIES » LPP » INSTRUMENTATION » USERS » JEANDET » qtcharts
RSS

Clone from http://code.qt.io/qt/qtcharts.git

LogAxis tester: draft
Marek Rosa -
r2328:65126ae206b5
parent child
Show More
Side by Side Unified
Context file:
r2328:65126ae206b5 Loading diff...:
Show file before | Show file after | Hide comments
@@ -0,0 +1,110
1 /****************************************************************************
2 **
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
14 **
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
18 **
19 ****************************************************************************/
20
21 #include "customtablemodel.h"
22 #include <QVector>
23 #include <QTime>
24 #include <QRect>
25 #include <QColor>
26
27 CustomTableModel::CustomTableModel(QObject *parent) :
28 QAbstractTableModel(parent)
29 {
30 qsrand(QTime(0, 0, 0).secsTo(QTime::currentTime()));
31
32 m_columnCount = 4;
33 m_rowCount = 15;
34
35 // m_data
36 for (int i = 0; i < m_rowCount; i++) {
37 QVector<qreal>* dataVec = new QVector<qreal>(m_columnCount);
38 for (int k = 0; k < dataVec->size(); k++) {
39 if (k % 2 == 0)
40 dataVec->replace(k, i * 50 + qrand() % 20);
41 else
42 dataVec->replace(k, qrand() % 100);
43 }
44 m_data.append(dataVec);
45 }
46 }
47
48 int CustomTableModel::rowCount(const QModelIndex &parent) const
49 {
50 Q_UNUSED(parent)
51 return m_data.count();
52 }
53
54 int CustomTableModel::columnCount(const QModelIndex &parent) const
55 {
56 Q_UNUSED(parent)
57 return m_columnCount;
58 }
59
60 QVariant CustomTableModel::headerData(int section, Qt::Orientation orientation, int role) const
61 {
62 if (role != Qt::DisplayRole)
63 return QVariant();
64
65 if (orientation == Qt::Horizontal) {
66 if (section % 2 == 0)
67 return "x";
68 else
69 return "y";
70 } else {
71 return QString("%1").arg(section + 1);
72 }
73 }
74
75 QVariant CustomTableModel::data(const QModelIndex &index, int role) const
76 {
77 if (role == Qt::DisplayRole) {
78 return m_data[index.row()]->at(index.column());
79 } else if (role == Qt::EditRole) {
80 return m_data[index.row()]->at(index.column());
81 } else if (role == Qt::BackgroundRole) {
82 foreach (QRect rect, m_mapping) {
83 if (rect.contains(index.column(), index.row()))
84 return QColor(m_mapping.key(rect));
85 }
86 // cell not mapped return white color
87 return QColor(Qt::white);
88 }
89 return QVariant();
90 }
91
92 bool CustomTableModel::setData(const QModelIndex &index, const QVariant &value, int role)
93 {
94 if (index.isValid() && role == Qt::EditRole) {
95 m_data[index.row()]->replace(index.column(), value.toDouble());
96 emit dataChanged(index, index);
97 return true;
98 }
99 return false;
100 }
101
102 Qt::ItemFlags CustomTableModel::flags(const QModelIndex &index) const
103 {
104 return QAbstractItemModel::flags(index) | Qt::ItemIsEditable;
105 }
106
107 void CustomTableModel::addMapping(QString color, QRect area)
108 {
109 m_mapping.insertMulti(color, area);
110 }
Show file before | Show file after | Hide comments
@@ -0,0 +1,51
1 /****************************************************************************
2 **
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
14 **
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
18 **
19 ****************************************************************************/
20
21 #ifndef CUSTOMTABLEMODEL_H
22 #define CUSTOMTABLEMODEL_H
23
24 #include <QAbstractTableModel>
25 #include <QHash>
26 #include <QRect>
27
28 class CustomTableModel : public QAbstractTableModel
29 {
30 Q_OBJECT
31 public:
32 explicit CustomTableModel(QObject *parent = 0);
33
34 int rowCount(const QModelIndex &parent = QModelIndex()) const;
35 int columnCount(const QModelIndex &parent = QModelIndex()) const;
36 QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
37 QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
38 bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
39 Qt::ItemFlags flags(const QModelIndex &index) const;
40
41 void addMapping(QString color, QRect area);
42 void clearMapping() { m_mapping.clear(); }
43
44 private:
45 QList<QVector<qreal> * > m_data;
46 QHash<QString, QRect> m_mapping;
47 int m_columnCount;
48 int m_rowCount;
49 };
50
51 #endif // CUSTOMTABLEMODEL_H
Show file before | Show file after | Hide comments
@@ -0,0 +1,16
1 !include( ../examples.pri ) {
2 error( "Couldn't find the examples.pri file!" )
3 }
4
5 QT += core gui
6
7 TARGET = logaxis
8 TEMPLATE = app
9
10
11 SOURCES += main.cpp\
12 tablewidget.cpp \
13 customtablemodel.cpp
14
15 HEADERS += tablewidget.h \
16 customtablemodel.h
Show file before | Show file after | Hide comments
@@ -0,0 +1,30
1 /****************************************************************************
2 **
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
14 **
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
18 **
19 ****************************************************************************/
20
21 #include <QApplication>
22 #include "tablewidget.h"
23
24 int main(int argc, char *argv[])
25 {
26 QApplication a(argc, argv);
27 TableWidget w;
28 w.show();
29 return a.exec();
30 }
Show file before | Show file after | Hide comments
@@ -0,0 +1,153
1 /****************************************************************************
2 **
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
14 **
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
18 **
19 ****************************************************************************/
20
21 #include "tablewidget.h"
22 #include "customtablemodel.h"
23 #include <QGridLayout>
24 #include <QTableView>
25 #include <QChart>
26 #include <QChartView>
27 #include <QLineSeries>
28 #include <QVXYModelMapper>
29 #include <QHeaderView>
30 #include <QDoubleSpinBox>
31 #include <QLogValueAxis>
32 #include <QLineEdit>
33 #include <QDateTimeAxis>
34
35 QTCOMMERCIALCHART_USE_NAMESPACE
36
37 TableWidget::TableWidget(QWidget *parent)
38 : QWidget(parent),
39 m_logBaseSpinBox(0),
40 m_axis(0)
41 {
42 // create simple model for storing data
43 // user's table data model
44 //! [1]
45 CustomTableModel *model = new CustomTableModel;
46 //! [1]
47
48 //! [2]
49 // create table view and add model to it
50 QTableView *tableView = new QTableView;
51 tableView->setModel(model);
52 #if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
53 tableView->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch);
54 tableView->verticalHeader()->setSectionResizeMode(QHeaderView::Stretch);
55 #else
56 tableView->horizontalHeader()->setResizeMode(QHeaderView::Stretch);
57 tableView->verticalHeader()->setResizeMode(QHeaderView::Stretch);
58 #endif
59 //! [2]
60
61 //! [3]
62 QChart *chart = new QChart;
63 chart->setAnimationOptions(QChart::AllAnimations);
64 //! [3]
65
66 // series 1
67 //! [4]
68 QLineSeries *series = new QLineSeries;
69 series->setName("Line 1");
70 QVXYModelMapper *mapper = new QVXYModelMapper(this);
71 mapper->setXColumn(0);
72 mapper->setYColumn(1);
73 mapper->setSeries(series);
74 mapper->setModel(model);
75 chart->addSeries(series);
76 //! [4]
77
78 //! [5]
79 // for storing color hex from the series
80 QString seriesColorHex = "#000000";
81
82 // get the color of the series and use it for showing the mapped area
83 seriesColorHex = "#" + QString::number(series->pen().color().rgb(), 16).right(6).toUpper();
84 model->addMapping(seriesColorHex, QRect(0, 0, 2, model->rowCount()));
85 //! [5]
86
87
88 // series 2
89 //! [6]
90 QLineSeries *series2 = new QLineSeries;
91 series2->setName("Line 2");
92
93 mapper = new QVXYModelMapper(this);
94 mapper->setXColumn(2);
95 mapper->setYColumn(3);
96 mapper->setSeries(series2);
97 mapper->setModel(model);
98 chart->addSeries(series2);
99 //! [6]
100
101 //! [7]
102 // get the color of the series and use it for showing the mapped area
103 seriesColorHex = "#" + QString::number(series2->pen().color().rgb(), 16).right(6).toUpper();
104 model->addMapping(seriesColorHex, QRect(2, 0, 2, model->rowCount()));
105 //! [7]
106
107 //! [8]
108 chart->createDefaultAxes();
109
110 m_axis = new QLogValueAxis;
111 chart->addAxis(m_axis, Qt::AlignRight);
112 chart->setAxisY(m_axis, series);
113 chart->setAxisY(m_axis, series2);
114 // series->attachAxis(m_axis);
115 // series2->attachAxis(m_axis);
116
117
118 QChartView *chartView = new QChartView(chart);
119 chartView->setRenderHint(QPainter::Antialiasing);
120 chartView->setMinimumSize(640, 480);
121 //! [8]
122
123 m_logBaseSpinBox = new QDoubleSpinBox;
124 m_logBaseSpinBox->setRange(0.01, 100.0);
125
126 connect(m_logBaseSpinBox, SIGNAL(valueChanged(double)), this, SLOT(logBaseChanged(double)));
127
128 QLineEdit *format = new QLineEdit;
129 connect(format, SIGNAL(textEdited(QString)), this, SLOT(formatChanged(QString)));
130
131 //! [9]
132 // create main layout
133 QGridLayout *mainLayout = new QGridLayout;
134 mainLayout->addWidget(tableView, 1, 0);
135 mainLayout->addWidget(chartView, 1, 1);
136 mainLayout->addWidget(m_logBaseSpinBox, 1, 2);
137 mainLayout->addWidget(format, 1, 3);
138 mainLayout->setColumnStretch(1, 1);
139 mainLayout->setColumnStretch(0, 0);
140 setLayout(mainLayout);
141 //! [9]
142 }
143
144 void TableWidget::logBaseChanged(double base)
145 {
146 m_axis->setBase(base);
147 }
148
149 void TableWidget::formatChanged(const QString& format)
150 {
151 m_axis->setLabelFormat(format);
152 // m_axis->setFormat(format);
153 }
Show file before | Show file after | Hide comments
@@ -0,0 +1,55
1 /****************************************************************************
2 **
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
14 **
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
18 **
19 ****************************************************************************/
20
21 #ifndef TABLEWIDGET_H
22 #define TABLEWIDGET_H
23
24 #include <QWidget>
25 #include <QChartGlobal>
26
27 class QDoubleSpinBox;
28
29 QTCOMMERCIALCHART_BEGIN_NAMESPACE
30 class QChart;
31 class QLogValueAxis;
32 class QDateTimeAxis;
33 QTCOMMERCIALCHART_END_NAMESPACE
34
35 QTCOMMERCIALCHART_USE_NAMESPACE
36
37 class TableWidget : public QWidget
38 {
39 Q_OBJECT
40
41 public:
42 TableWidget(QWidget *parent = 0);
43
44 public slots:
45 void logBaseChanged(double base);
46 void formatChanged(const QString& format);
47
48 private:
49 QDoubleSpinBox *m_logBaseSpinBox;
50 QLogValueAxis *m_axis;
51 // QDateTimeAxis *m_axis;
52
53 };
54
55 #endif // TABLEWIDGET_H
General Comments 0
You need to be logged in to leave comments. Login now