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[pulseview.git] / pv / view / trace.hpp

diff --git a/pv/view/trace.hpp b/pv/view/trace.hpp
index 294946155cc2f20f2737c2452428e293a44e5b17..7d0b8a09deb51b6d693782b4e4d4de19ad3fe2a2 100644 (file)
--- a/pv/view/trace.hpp
+++ b/pv/view/trace.hpp
@@ -18,8 +18,8 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
-#ifndef PULSEVIEW_PV_VIEW_TRACE_H
-#define PULSEVIEW_PV_VIEW_TRACE_H
+#ifndef PULSEVIEW_PV_VIEW_TRACE_HPP
+#define PULSEVIEW_PV_VIEW_TRACE_HPP
 
 #include <QColor>
 #include <QPainter>
@@ -73,6 +73,13 @@ public:
         */
        void set_colour(QColor colour);
 
+       /**
+        * Computes the outline rectangle of the viewport hit-box.
+        * @param rect the rectangle of the viewport area.
+        * @return Returns the rectangle of the hit-box.
+        */
+       QRectF hit_box_rect(const QRectF &rect) const;
+
        /**
         * Paints the signal label.
         * @param p the QPainter to paint into.
@@ -126,4 +133,4 @@ private:
 } // namespace view
 } // namespace pv
 
-#endif // PULSEVIEW_PV_VIEW_TRACE_H
+#endif // PULSEVIEW_PV_VIEW_TRACE_HPP