comparison layer/SpectrogramLayer.h @ 1547:e6362cf5ff1d

Pass a y-coord, optionally, to Layer::snapToFeatureFrame. This is necessary for BoxLayer which needs to coordinate its snaps with the box it is highlighting for editing. Then in BoxLayer, merge getPointToDrag and getLocalPoints into a single getLocalPoint and use this throughout.

     void paintCrosshairs(LayerGeometryProvider *, QPainter &, QPoint) const override;
 
     QString getFeatureDescription(LayerGeometryProvider *v, QPoint &) const override;
 
     bool snapToFeatureFrame(LayerGeometryProvider *v, sv_frame_t &frame,
-                                    int &resolution,
-                                    SnapType snap) const override;
+                            int &resolution,
+                            SnapType snap, int ycoord) const override;
 
     void measureDoubleClick(LayerGeometryProvider *, QMouseEvent *) override;
 
     bool hasLightBackground() const override;