X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fviewitem.hpp;h=648be84e64384a6fa382a503ee28f0892a480619;hp=82851e5c2685571b0b063d1c2c816a98299f5234;hb=cbf0f87e496c9d9157591c94dc445aaa960fe79d;hpb=fa792224c7c38519b0e7b58e997f82815cd53966

diff --git a/pv/view/viewitem.hpp b/pv/view/viewitem.hpp
index 82851e5c..648be84e 100644
--- a/pv/view/viewitem.hpp
+++ b/pv/view/viewitem.hpp
@@ -66,7 +66,7 @@ public:
 	/**
 	 * Selects or deselects the signal.
 	 */
-	void select(bool select = true);
+	virtual void select(bool select = true);
 
 	/**
 	 * Returns true if the item is being dragged.
@@ -81,7 +81,7 @@ public:
 	/**
 	 * Sets this item into the un-dragged state.
 	 */
-	void drag_release();
+	virtual void drag_release();
 
 	/**
 	 * Drags the item to a delta relative to the drag point.
@@ -99,8 +99,9 @@ public:
 	 * Computes the outline rectangle of a label.
 	 * @param rect the rectangle of the header area.
 	 * @return Returns the rectangle of the signal label.
+	 * @remarks The default implementation returns an empty rectangle.
 	 */
-	virtual QRectF label_rect(const QRectF &rect) const = 0;
+	virtual QRectF label_rect(const QRectF &rect) const;
 
 	/**
 	 * Computes the outline rectangle of the viewport hit-box.
@@ -108,7 +109,7 @@ public:
 	 * @return Returns the rectangle of the hit-box.
 	 * @remarks The default implementation returns an empty hit-box.
 	 */
-	virtual QRectF hit_box_rect(const QRectF &rect) const;
+	virtual QRectF hit_box_rect(const ViewItemPaintParams &pp) const;
 
 	/**
 	 * Paints the signal label.