DecodeTrace: Prevent trace height from jumping

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

diff --git a/pv/view/viewitem.hpp b/pv/view/viewitem.hpp
index 32b9f995fedb642783964b6287e68fbe36c9e131..c9da948ed03617778ff7caa7bb29b25c3dcde42f 100644 (file)
--- a/pv/view/viewitem.hpp
+++ b/pv/view/viewitem.hpp
@@ -68,6 +68,11 @@ public:
         */
        virtual void select(bool select = true);
 
+       /**
+        * Returns true if the item may be dragged/moved.
+        */
+       virtual bool is_draggable() const;
+
        /**
         * Returns true if the item is being dragged.
         */
@@ -109,7 +114,7 @@ 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.
@@ -123,21 +128,21 @@ public:
         * Paints the background layer of the item with a QPainter
         * @param p the QPainter to paint into.
         * @param pp the painting parameters object to paint with.
-        **/
+        */
        virtual void paint_back(QPainter &p, const ViewItemPaintParams &pp);
 
        /**
         * Paints the mid-layer of the item with a QPainter
         * @param p the QPainter to paint into.
         * @param pp the painting parameters object to paint with.
-        **/
+        */
        virtual void paint_mid(QPainter &p, const ViewItemPaintParams &pp);
 
        /**
         * Paints the foreground layer of the item with a QPainter
         * @param p the QPainter to paint into.
         * @param pp the painting parameters object to paint with.
-        **/
+        */
        virtual void paint_fore(QPainter &p, const ViewItemPaintParams &pp);
 
 public:
@@ -162,8 +167,6 @@ protected:
 protected:
        QWidget *context_parent_;
        QPoint drag_point_;
-
-private:
        bool selected_;
 };