Module renamed

Task-number: QTRD-2224

Change-Id: Iec18b6121809300b11d85445281d3c626c434f35
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>

1 files changed, 109 insertions, 0 deletions

diff --git a/src/datavisualization/data/qbardataproxy.h b/src/datavisualization/data/qbardataproxy.h
new file mode 100644
index 00000000..8ebaf5ae
--- /dev/null
+++ b/src/datavisualization/data/qbardataproxy.h
@@ -0,0 +1,109 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 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 QtDataVisualization module.
+**
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise 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
+**
+****************************************************************************/
+
+#ifndef QBARDATAPROXY_H
+#define QBARDATAPROXY_H
+
+#include <QtDataVisualization/qabstractdataproxy.h>
+#include <QtDataVisualization/qbardataitem.h>
+#include <QVector>
+
+QT_DATAVISUALIZATION_BEGIN_NAMESPACE
+
+typedef QVector<QBarDataItem> QBarDataRow;
+typedef QList<QBarDataRow *> QBarDataArray;
+
+class QBarDataProxyPrivate;
+
+class QT_DATAVISUALIZATION_EXPORT QBarDataProxy : public QAbstractDataProxy
+{
+    Q_OBJECT
+
+    Q_PROPERTY(int rowCount READ rowCount)
+public:
+    explicit QBarDataProxy(QObject *parent = 0);
+    virtual ~QBarDataProxy();
+
+    // TODO: Replace first part of class description in docs with this once all TODOs are done:
+    /*
+    * QBarDataProxy is optimized for adding, inserting, and removing rows of data.
+    * Adding a column essentially means modifying every row, which is comparatively very inefficient.
+    * Proxy is also optimized to use cases where the only defining characteristic of an individual
+    * bar is its value. Modifying other data that might be added in the future such as color of
+    * individual bar requires allocating additional data object for the bar.
+    */
+
+    int rowCount() const;
+    const QBarDataArray *array() const;
+    const QBarDataRow *rowAt(int rowIndex) const;
+    const QBarDataItem *itemAt(int rowIndex, int columnIndex) const;
+
+    void resetArray(QBarDataArray *newArray);
+
+    void setRow(int rowIndex, QBarDataRow *row);
+    void setRows(int rowIndex, const QBarDataArray &rows);
+
+    // Setting a column is comparatively inefficient as it changes all rows.
+    // Can resize rows that are shorter than columnIndex.
+    // TODO void setColumn(int columnIndex, const QBarDataRow &column);
+    // TODO void setColumns(int columnIndex, const QBarDataArray &columns);
+
+    void setItem(int rowIndex, int columnIndex, const QBarDataItem &item);
+    // Change block of items
+    // TODO setItems(int rowIndex, int columnIndex, QBarDataArray *items);
+
+    int addRow(QBarDataRow *row);
+    int addRows(const QBarDataArray &rows);
+    // TODO int addColumn(const QBarDataRow &column); // returns the index of the added column
+    // TODO int addColumns(const QBarDataArray &columns); // returns the index of the first added column
+
+    void insertRow(int rowIndex, QBarDataRow *row);
+    void insertRows(int rowIndex, const QBarDataArray &rows);
+    // TODO void insertColumn(int columnIndex, const QBarDataRow &column);
+    // TODO void insertColumns(int columnIndex, const QBarDataArray &columns);
+
+    void removeRows(int rowIndex, int removeCount);
+    // TODO void removeColumns(int columnIndex, int removeCount);
+
+signals:
+    void arrayReset();
+    void rowsAdded(int startIndex, int count);
+    void rowsChanged(int startIndex, int count);
+    void rowsRemoved(int startIndex, int count);
+    void rowsInserted(int startIndex, int count);
+    // TODO void columnsChanged(int startIndex, int count);
+    // TODO void columnsAdded(int startIndex, int count);
+    // TODO void columnsRemoved(int startIndex, int count);
+    // TODO void columnsInserted(int startIndex, int count);
+    void itemChanged(int rowIndex, int columnIndex); // TODO remove once itemsChanged is added?
+    // TODO void itemsChanged(int rowIndex, int columnIndex, int rowCount, int columnCount);
+
+protected:
+    explicit QBarDataProxy(QBarDataProxyPrivate *d, QObject *parent = 0);
+    QBarDataProxyPrivate *dptr();
+    const QBarDataProxyPrivate *dptrc() const;
+
+private:
+    Q_DISABLE_COPY(QBarDataProxy)
+
+    friend class Bars3DController;
+};
+
+QT_DATAVISUALIZATION_END_NAMESPACE
+
+#endif // QBARDATAPROXY_H