BlockBusItem::PointInfo and BlockBusItem::pointInfo()

libs/blockview/blockbusitem.h

@@ -33,6 +33,17 @@ public:
 	BlockBusItem(bool temp = false);
 	BlockBusItem(const BlockBusItem & other);
 	~BlockBusItem() {;}
+
+	struct QAD_BLOCKVIEW_EXPORT PointInfo {
+		enum Type {
+			tNone,
+			tNode, // point > 2 segments
+			tEndpoint,
+			tSegment
+		};
+		Type type = tNone;
+		BlockItemPin * pin = nullptr; // if tEndpoint and pin connected
+	};
 	
 	void setGridStep(double gs) {grid_step = gs;}
 	void setEndpointsNumber(int num) {max_ep = num;}
@@ -66,6 +77,7 @@ public:
 	bool isBusSelected() const {return selSegment >= 0 || selPoint >= 0;}
 	QList<BlockItem * > connectedBlocks() const;
 	QList<BlockItemPin * > connectedPins() const;
+	PointInfo pointInfo(QPointF pos) const;
 	
 	void setBusState(bool state);
 	bool busState() const {return state_ > 0;}
@@ -86,7 +98,7 @@ protected:
 	void updateGeometry();
 	bool checkDelete();
 	void emitAction(BlockItemBase::Action a);
-	void testPoint(QPointF pos, int * sel_point, int * sel_segment, bool for_trace = false);
+	void testPoint(QPointF pos, int * sel_point, int * sel_segment, bool for_trace = false) const;
 	int addPoint(const QPointF & point, bool update = true);
 	int segmentPointPair(int point, int * seg = 0) const;
 	int pointSegmentsCount(int point, QList<int> * segs = 0) const;