Rename gallery and qmlgallery examples as they are too genericv6.6.0-beta1

Gallery name conflicted with widgets example of same name.
New names are chartsgallery and qmlchartsgallery.

Fixes: QTBUG-114408
Change-Id: Iee9fdfa1f685685a4118fb9d401c1e53147546cb
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>
(cherry picked from commit 2ae46ef08f6a10a0d44557bb592db06be667f2bb)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/examples/charts/chartsgallery/linewidget.cpp b/examples/charts/chartsgallery/linewidget.cpp
new file mode 100644
index 00000000..5bbc9304
--- /dev/null
+++ b/examples/charts/chartsgallery/linewidget.cpp
@@ -0,0 +1,36 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+#include "linewidget.h"
+
+#include <QChart>
+#include <QLineSeries>
+
+LineWidget::LineWidget(QWidget *parent)
+    : ContentWidget(parent)
+{
+    //![1]
+    auto series = new QLineSeries;
+    //![1]
+
+    //![2]
+    series->append(0, 6);
+    series->append(2, 4);
+    series->append(3, 8);
+    series->append(7, 4);
+    series->append(10, 5);
+    *series << QPointF(11, 1) << QPointF(13, 3) << QPointF(17, 6) << QPointF(18, 3) << QPointF(20, 2);
+    //![2]
+
+    //![3]
+    auto chart = new QChart;
+    chart->legend()->hide();
+    chart->addSeries(series);
+    chart->createDefaultAxes();
+    chart->setTitle("Simple Line Chart");
+    //![3]
+
+    //![4]
+    createDefaultChartView(chart);
+    //![4]
+}