1 files changed, 36 insertions, 0 deletions
diff --git a/src/charts/ChartMarker.h b/src/charts/ChartMarker.h
new file mode 100644
index 0000000..1f3d81e
--- /dev/null
+++ b/src/charts/ChartMarker.h
@@ -0,0 +1,36 @@
+#ifndef CHART_MARKER_H
+#define CHART_MARKER_H
+
+#include <QtWidgets>
+
+class ChartToolTip;
+
+class ChartMarker: public QGraphicsEllipseItem
+{
+public:
+    ChartMarker(const QPointF& center, const QString& toolTipText);
+    ~ChartMarker();
+    void paint(QPainter* painter,
+        const QStyleOptionGraphicsItem* option, QWidget* widget = 0);
+
+protected:
+    void hoverEnterEvent(QGraphicsSceneHoverEvent* event);
+    void hoverLeaveEvent(QGraphicsSceneHoverEvent* event);
+
+private:
+    void createToolTip();
+
+private:
+    static const QColor Color;
+    static const int HoverRadius = 15;
+    static const int Radius = 2;
+    static const int HighlightedRadius = 4;
+    static const QPointF ToolTipOffset;
+
+private:
+    int radius;
+    ChartToolTip* toolTip;
+    QString toolTipText;
+};
+
+#endif