statistics: select dives from Scatter Plot

When clicking on items in a plot, select the corresponding
dives. This can be useful for data validation.

Signed-off-by: Robert C. Helling <helling@atdotde.de>
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>

1 files changed, 11 insertions, 0 deletions

diff --git a/stats/pieseries.cpp b/stats/pieseries.cpp
index f8c5aa980..ff0690bb8 100644
--- a/stats/pieseries.cpp
+++ b/stats/pieseries.cpp
@@ -6,6 +6,7 @@
 #include "statstranslations.h"
 #include "statsview.h"
 #include "zvalues.h"
+#include "core/selection.h"
 
 #include <numeric>
 #include <math.h>
@@ -263,3 +264,13 @@ void PieSeries::unhighlight()
 		items[highlighted].highlight(*item, highlighted, false, (int)items.size());
 	highlighted = -1;
 }
+
+void PieSeries::selectItemsUnderMouse(const QPointF &pos)
+{
+	int index = getItemUnderMouse(pos);
+	if (index < 0)
+		return setSelection({}, nullptr);
+
+	const std::vector<dive *> &dives = items[index].dives;
+	setSelection(dives, dives.empty() ? nullptr : dives.front());
+}