Removed QVariantDataSet and related classes.

There is little point maintaining QVariantDataSet and proxy when we
have QAbstractItemModel based proxy, so removed it and related classes.
Moved and refactored those under rainfall as an example of custom proxy
implementation.

Change-Id: I3df8b50f1780b8a88c27d91a284ec3ed3e6095fb
Reviewed-by: Mika Salmela <mika.salmela@digia.com>

1 files changed, 156 insertions, 0 deletions

diff --git a/examples/rainfall/variantbardatamapping.cpp b/examples/rainfall/variantbardatamapping.cpp
new file mode 100644
index 00000000..129a1598
--- /dev/null
+++ b/examples/rainfall/variantbardatamapping.cpp
@@ -0,0 +1,156 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtDataVis3D module.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "variantbardatamapping.h"
+
+VariantBarDataMapping::VariantBarDataMapping()
+    : QObject(0),
+    m_rowIndex(0),
+    m_columnIndex(1),
+    m_valueIndex(2)
+{
+}
+
+VariantBarDataMapping::VariantBarDataMapping(const VariantBarDataMapping &other)
+    : QObject(0),
+      m_rowIndex(0),
+      m_columnIndex(1),
+      m_valueIndex(2)
+{
+    operator=(other);
+}
+
+VariantBarDataMapping::VariantBarDataMapping(int rowIndex, int columnIndex, int valueIndex,
+                                               const QStringList &rowCategories,
+                                               const QStringList &columnCategories)
+    : QObject(0),
+      m_rowIndex(0),
+      m_columnIndex(1),
+      m_valueIndex(2)
+{
+    m_rowIndex = rowIndex;
+    m_columnIndex = columnIndex;
+    m_valueIndex = valueIndex;
+    m_rowCategories = rowCategories;
+    m_columnCategories = columnCategories;
+}
+
+VariantBarDataMapping::~VariantBarDataMapping()
+{
+}
+
+VariantBarDataMapping &VariantBarDataMapping::operator=(const VariantBarDataMapping &other)
+{
+    m_rowIndex = other.m_rowIndex;
+    m_columnIndex = other.m_columnIndex;
+    m_valueIndex = other.m_valueIndex;
+    m_rowCategories = other.m_rowCategories;
+    m_columnCategories = other.m_columnCategories;
+
+    return *this;
+}
+
+void VariantBarDataMapping::setRowIndex(int index)
+{
+    m_rowIndex = index;
+    emit mappingChanged();
+}
+
+int VariantBarDataMapping::rowIndex() const
+{
+    return m_rowIndex;
+}
+
+void VariantBarDataMapping::setColumnIndex(int index)
+{
+    m_columnIndex = index;
+    emit mappingChanged();
+}
+
+int VariantBarDataMapping::columnIndex() const
+{
+    return m_columnIndex;
+}
+
+void VariantBarDataMapping::setValueIndex(int index)
+{
+    m_valueIndex = index;
+    emit mappingChanged();
+}
+
+int VariantBarDataMapping::valueIndex() const
+{
+    return m_valueIndex;
+}
+
+void VariantBarDataMapping::setRowCategories(const QStringList &categories)
+{
+    m_rowCategories = categories;
+    emit mappingChanged();
+}
+
+const QStringList &VariantBarDataMapping::rowCategories() const
+{
+    return m_rowCategories;
+}
+
+void VariantBarDataMapping::setColumnCategories(const QStringList &categories)
+{
+    m_columnCategories = categories;
+    emit mappingChanged();
+}
+
+const QStringList &VariantBarDataMapping::columnCategories() const
+{
+    return m_columnCategories;
+}
+
+void VariantBarDataMapping::remap(int rowIndex, int columnIndex, int valueIndex,
+                                   const QStringList &rowCategories,
+                                   const QStringList &columnCategories)
+{
+    m_rowIndex = rowIndex;
+    m_columnIndex = columnIndex;
+    m_valueIndex = valueIndex;
+    m_rowCategories = rowCategories;
+    m_columnCategories = columnCategories;
+    emit mappingChanged();
+}