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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
/*!
\page qtcharts-callout-example.html
\title Drawing a Callout on Top of a Chart
\brief Shows how to draw an additional element (a callout) on top of a chart.
\include gallery.qdocinc
\image examples_callout.png {Screenshot that shows a random point of two graphs being called out}
The QChart class provides two methods that map between the scene coordinates and the series domain
(defined by the axes ranges).
QPointF QChart::mapToPosition(const QPointF &value, QAbstractSeries *series)
QPointF QChart::mapToValue(const QPointF &position, QAbstractSeries *series)
*/