LogAxis tester: draft

6 files changed, 415 insertions, 0 deletions

diff --git a/examples/logaxis/customtablemodel.cpp b/examples/logaxis/customtablemodel.cpp
new file mode 100644
index 00000000..30d7bfc7
--- /dev/null
+++ b/examples/logaxis/customtablemodel.cpp
@@ -0,0 +1,110 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Commercial Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "customtablemodel.h"
+#include <QVector>
+#include <QTime>
+#include <QRect>
+#include <QColor>
+
+CustomTableModel::CustomTableModel(QObject *parent) :
+    QAbstractTableModel(parent)
+{
+    qsrand(QTime(0, 0, 0).secsTo(QTime::currentTime()));
+
+    m_columnCount = 4;
+    m_rowCount = 15;
+
+    // m_data
+    for (int i = 0; i < m_rowCount; i++) {
+        QVector<qreal>* dataVec = new QVector<qreal>(m_columnCount);
+        for (int k = 0; k < dataVec->size(); k++) {
+            if (k % 2 == 0)
+                dataVec->replace(k, i * 50 + qrand() % 20);
+            else
+                dataVec->replace(k, qrand() % 100);
+        }
+        m_data.append(dataVec);
+    }
+}
+
+int CustomTableModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent)
+    return m_data.count();
+}
+
+int CustomTableModel::columnCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent)
+    return m_columnCount;
+}
+
+QVariant CustomTableModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if (role != Qt::DisplayRole)
+        return QVariant();
+
+    if (orientation == Qt::Horizontal) {
+        if (section % 2 == 0)
+            return "x";
+        else
+            return "y";
+    } else {
+        return QString("%1").arg(section + 1);
+    }
+}
+
+QVariant CustomTableModel::data(const QModelIndex &index, int role) const
+{
+    if (role == Qt::DisplayRole) {
+        return m_data[index.row()]->at(index.column());
+    } else if (role == Qt::EditRole) {
+        return m_data[index.row()]->at(index.column());
+    } else if (role == Qt::BackgroundRole) {
+        foreach (QRect rect, m_mapping) {
+            if (rect.contains(index.column(), index.row()))
+                return QColor(m_mapping.key(rect));
+        }
+        // cell not mapped return white color
+        return QColor(Qt::white);
+    }
+    return QVariant();
+}
+
+bool CustomTableModel::setData(const QModelIndex &index, const QVariant &value, int role)
+{
+    if (index.isValid() && role == Qt::EditRole) {
+        m_data[index.row()]->replace(index.column(), value.toDouble());
+        emit dataChanged(index, index);
+        return true;
+    }
+    return false;
+}
+
+Qt::ItemFlags CustomTableModel::flags(const QModelIndex &index) const
+{
+    return QAbstractItemModel::flags(index) | Qt::ItemIsEditable;
+}
+
+void CustomTableModel::addMapping(QString color, QRect area)
+{
+    m_mapping.insertMulti(color, area);
+}
diff --git a/examples/logaxis/customtablemodel.h b/examples/logaxis/customtablemodel.h
new file mode 100644
index 00000000..7b7e63f5
--- /dev/null
+++ b/examples/logaxis/customtablemodel.h
@@ -0,0 +1,51 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Commercial Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef CUSTOMTABLEMODEL_H
+#define CUSTOMTABLEMODEL_H
+
+#include <QAbstractTableModel>
+#include <QHash>
+#include <QRect>
+
+class CustomTableModel : public QAbstractTableModel
+{
+    Q_OBJECT
+public:
+    explicit CustomTableModel(QObject *parent = 0);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const;
+    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
+    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
+    Qt::ItemFlags flags(const QModelIndex &index) const;
+
+    void addMapping(QString color, QRect area);
+    void clearMapping() { m_mapping.clear(); }
+
+private:
+    QList<QVector<qreal> * > m_data;
+    QHash<QString, QRect> m_mapping;
+    int m_columnCount;
+    int m_rowCount;
+};
+
+#endif // CUSTOMTABLEMODEL_H
diff --git a/examples/logaxis/logaxis.pro b/examples/logaxis/logaxis.pro
new file mode 100644
index 00000000..068f5a60
--- /dev/null
+++ b/examples/logaxis/logaxis.pro
@@ -0,0 +1,16 @@
+!include( ../examples.pri ) {
+    error( "Couldn't find the examples.pri file!" )
+}
+
+QT       += core gui
+
+TARGET = logaxis
+TEMPLATE = app
+
+
+SOURCES += main.cpp\
+        tablewidget.cpp \
+    customtablemodel.cpp
+
+HEADERS  += tablewidget.h \
+    customtablemodel.h
diff --git a/examples/logaxis/main.cpp b/examples/logaxis/main.cpp
new file mode 100644
index 00000000..1b64c7be
--- /dev/null
+++ b/examples/logaxis/main.cpp
@@ -0,0 +1,30 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Commercial Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QApplication>
+#include "tablewidget.h"
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    TableWidget w;
+    w.show();
+    return a.exec();
+}
diff --git a/examples/logaxis/tablewidget.cpp b/examples/logaxis/tablewidget.cpp
new file mode 100644
index 00000000..5dd98716
--- /dev/null
+++ b/examples/logaxis/tablewidget.cpp
@@ -0,0 +1,153 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Commercial Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "tablewidget.h"
+#include "customtablemodel.h"
+#include <QGridLayout>
+#include <QTableView>
+#include <QChart>
+#include <QChartView>
+#include <QLineSeries>
+#include <QVXYModelMapper>
+#include <QHeaderView>
+#include <QDoubleSpinBox>
+#include <QLogValueAxis>
+#include <QLineEdit>
+#include <QDateTimeAxis>
+
+QTCOMMERCIALCHART_USE_NAMESPACE
+
+TableWidget::TableWidget(QWidget *parent)
+    : QWidget(parent),
+      m_logBaseSpinBox(0),
+      m_axis(0)
+{
+    // create simple model for storing data
+    // user's table data model
+    //! [1]
+    CustomTableModel *model = new CustomTableModel;
+    //! [1]
+
+    //! [2]
+    // create table view and add model to it
+    QTableView *tableView = new QTableView;
+    tableView->setModel(model);
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
+    tableView->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch);
+    tableView->verticalHeader()->setSectionResizeMode(QHeaderView::Stretch);
+#else
+    tableView->horizontalHeader()->setResizeMode(QHeaderView::Stretch);
+    tableView->verticalHeader()->setResizeMode(QHeaderView::Stretch);
+#endif
+    //! [2]
+
+    //! [3]
+    QChart *chart = new QChart;
+    chart->setAnimationOptions(QChart::AllAnimations);
+    //! [3]
+
+    // series 1
+    //! [4]
+    QLineSeries *series = new QLineSeries;
+    series->setName("Line 1");
+    QVXYModelMapper *mapper = new QVXYModelMapper(this);
+    mapper->setXColumn(0);
+    mapper->setYColumn(1);
+    mapper->setSeries(series);
+    mapper->setModel(model);
+    chart->addSeries(series);
+    //! [4]
+
+    //! [5]
+    // for storing color hex from the series
+    QString seriesColorHex = "#000000";
+
+    // get the color of the series and use it for showing the mapped area
+    seriesColorHex = "#" + QString::number(series->pen().color().rgb(), 16).right(6).toUpper();
+    model->addMapping(seriesColorHex, QRect(0, 0, 2, model->rowCount()));
+    //! [5]
+
+
+    // series 2
+    //! [6]
+    QLineSeries *series2 = new QLineSeries;
+    series2->setName("Line 2");
+
+    mapper = new QVXYModelMapper(this);
+    mapper->setXColumn(2);
+    mapper->setYColumn(3);
+    mapper->setSeries(series2);
+    mapper->setModel(model);
+    chart->addSeries(series2);
+    //! [6]
+
+    //! [7]
+    // get the color of the series and use it for showing the mapped area
+    seriesColorHex = "#" + QString::number(series2->pen().color().rgb(), 16).right(6).toUpper();
+    model->addMapping(seriesColorHex, QRect(2, 0, 2, model->rowCount()));
+    //! [7]
+
+    //! [8]
+    chart->createDefaultAxes();
+
+    m_axis = new QLogValueAxis;
+    chart->addAxis(m_axis, Qt::AlignRight);
+    chart->setAxisY(m_axis, series);
+    chart->setAxisY(m_axis, series2);
+//    series->attachAxis(m_axis);
+//    series2->attachAxis(m_axis);
+
+
+    QChartView *chartView = new QChartView(chart);
+    chartView->setRenderHint(QPainter::Antialiasing);
+    chartView->setMinimumSize(640, 480);
+    //! [8]
+
+    m_logBaseSpinBox = new QDoubleSpinBox;
+    m_logBaseSpinBox->setRange(0.01, 100.0);
+
+    connect(m_logBaseSpinBox, SIGNAL(valueChanged(double)), this, SLOT(logBaseChanged(double)));
+
+    QLineEdit *format = new QLineEdit;
+    connect(format, SIGNAL(textEdited(QString)), this, SLOT(formatChanged(QString)));
+
+    //! [9]
+    // create main layout
+    QGridLayout *mainLayout = new QGridLayout;
+    mainLayout->addWidget(tableView, 1, 0);
+    mainLayout->addWidget(chartView, 1, 1);
+    mainLayout->addWidget(m_logBaseSpinBox, 1, 2);
+    mainLayout->addWidget(format, 1, 3);
+    mainLayout->setColumnStretch(1, 1);
+    mainLayout->setColumnStretch(0, 0);
+    setLayout(mainLayout);
+    //! [9]
+}
+
+void TableWidget::logBaseChanged(double base)
+{
+    m_axis->setBase(base);
+}
+
+void TableWidget::formatChanged(const QString& format)
+{
+    m_axis->setLabelFormat(format);
+//    m_axis->setFormat(format);
+}
diff --git a/examples/logaxis/tablewidget.h b/examples/logaxis/tablewidget.h
new file mode 100644
index 00000000..77a428b1
--- /dev/null
+++ b/examples/logaxis/tablewidget.h
@@ -0,0 +1,55 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Commercial Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef TABLEWIDGET_H
+#define TABLEWIDGET_H
+
+#include <QWidget>
+#include <QChartGlobal>
+
+class QDoubleSpinBox;
+
+QTCOMMERCIALCHART_BEGIN_NAMESPACE
+class QChart;
+class QLogValueAxis;
+class QDateTimeAxis;
+QTCOMMERCIALCHART_END_NAMESPACE
+
+QTCOMMERCIALCHART_USE_NAMESPACE
+
+class TableWidget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    TableWidget(QWidget *parent = 0);
+
+public slots:
+    void logBaseChanged(double base);
+    void formatChanged(const QString& format);
+
+private:
+    QDoubleSpinBox *m_logBaseSpinBox;
+    QLogValueAxis *m_axis;
+//    QDateTimeAxis *m_axis;
+
+};
+
+#endif // TABLEWIDGET_H