- Fix line-rectangle polar connection linearity.

- Remove all unwanted vertical line connection.

Author: schaumb

src/chart/rendering/markers/abstractmarker.cpp

@@ -83,8 +83,7 @@ AbstractMarker AbstractMarker::createInterpolated(
 	aMarker.labelEnabled =
 	    fromMarker.labelEnabled + toMarker.labelEnabled;
 
-	auto sum =
-	    static_cast<double>(fromMarker.enabled + toMarker.enabled);
+	auto sum = static_cast<double>(aMarker.enabled);
 
 	using Math::interpolate;
 	using Vizzu::Draw::interpolate;

src/chart/rendering/markers/rectanglemarker.cpp

@@ -20,6 +20,11 @@ RectangleMarker::RectangleMarker(const Gen::Marker &marker,
     const Styles::Chart &style) :
     SingleDrawMarker(marker, options, Gen::ShapeType::rectangle)
 {
+	if (marker.polarConnection.contains(true)) {
+		enabled = enabled.more();
+		labelEnabled = labelEnabled.more();
+	}
+
 	linear = options.coordSystem.factor(Gen::CoordSystem::polar) == 0;
 	border = Math::FuzzyBool(true);