Remove dead code.
[ardour.git] / gtk2_ardour / streamview.cc
index 34c1e4a1c959db18da484e4a312cb23411d71703..ab61338d2d40633b8d4932b2732db4b20db8fefc 100644 (file)
@@ -45,32 +45,38 @@ using namespace ARDOUR;
 using namespace PBD;
 using namespace Editing;
 
-StreamView::StreamView (RouteTimeAxisView& tv)
+StreamView::StreamView (RouteTimeAxisView& tv, ArdourCanvas::Group* group)
        : _trackview (tv)
-       , canvas_group(new ArdourCanvas::Group(*_trackview.canvas_display))
-       , canvas_rect(new ArdourCanvas::SimpleRect (*canvas_group))
-       , _samples_per_unit(_trackview.editor.get_current_zoom())
+       , owns_canvas_group(group == 0)
+       , _background_group (new ArdourCanvas::Group (*_trackview.canvas_background()))
+       , canvas_group(group ? group : new ArdourCanvas::Group(*_trackview.canvas_display()))
+       , _samples_per_unit (_trackview.editor().get_current_zoom ())
        , rec_updating(false)
        , rec_active(false)
-       , use_rec_regions(tv.editor.show_waveforms_recording())
+       , use_rec_regions (tv.editor().show_waveforms_recording ())
        , region_color(_trackview.color())
        , stream_base_color(0xFFFFFFFF)
-       , layers(1)
+       , _layers (1)
        , height(tv.height)
-       , layer_display(Overlaid)
+       , _layer_display (Overlaid)
        , last_rec_data_frame(0)
 {
        /* set_position() will position the group */
 
-       canvas_rect = new ArdourCanvas::SimpleRect (*canvas_group);
+       canvas_rect = new ArdourCanvas::SimpleRect (*_background_group);
        canvas_rect->property_x1() = 0.0;
        canvas_rect->property_y1() = 0.0;
-       canvas_rect->property_x2() = _trackview.editor.frame_to_pixel (max_frames);
-       canvas_rect->property_y2() = (double) tv.height;
-       canvas_rect->property_outline_what() = (guint32) (0x1|0x2|0x8);  // outline ends and bottom 
+       canvas_rect->property_x2() = _trackview.editor().get_physical_screen_width ();
+       canvas_rect->property_y2() = (double) tv.current_height();
+       canvas_rect->raise(1); // raise above tempo lines
+
+       // DR-way
+       canvas_rect->property_outline_what() = (guint32) (0x2|0x8);  // outline RHS and bottom 
+       // 2.0 way
+       //canvas_rect->property_outline_what() = (guint32) (0x1|0x2|0x8);  // outline ends and bottom 
        // (Fill/Outline colours set in derived classes)
 
-       canvas_rect->signal_event().connect (bind (mem_fun (_trackview.editor, &PublicEditor::canvas_stream_view_event), canvas_rect, &_trackview));
+       canvas_rect->signal_event().connect (bind (mem_fun (_trackview.editor(), &PublicEditor::canvas_stream_view_event), canvas_rect, &_trackview));
 
        if (_trackview.is_track()) {
                _trackview.track()->DiskstreamChanged.connect (mem_fun (*this, &StreamView::diskstream_changed));
@@ -86,7 +92,12 @@ StreamView::StreamView (RouteTimeAxisView& tv)
 StreamView::~StreamView ()
 {
        undisplay_diskstream ();
-       delete canvas_group;
+       
+       delete canvas_rect;
+       
+       if (owns_canvas_group) {
+               delete canvas_group;
+       }
 }
 
 void
@@ -118,7 +129,7 @@ StreamView::set_height (double h)
        }
 
        height = h;
-       update_contents_y_position_and_height ();
+       update_contents_height ();
        return 0;
 }
 
@@ -140,20 +151,25 @@ StreamView::set_samples_per_unit (gdouble spp)
        for (vector<RecBoxInfo>::iterator xi = rec_rects.begin(); xi != rec_rects.end(); ++xi) {
                RecBoxInfo &recbox = (*xi);
                
-               gdouble xstart = _trackview.editor.frame_to_pixel ( recbox.start );
-               gdouble xend = _trackview.editor.frame_to_pixel ( recbox.start + recbox.length );
+               gdouble xstart = _trackview.editor().frame_to_pixel (recbox.start);
+               gdouble xend = _trackview.editor().frame_to_pixel (recbox.start + recbox.length);
 
                recbox.rectangle->property_x1() = xstart;
                recbox.rectangle->property_x2() = xend;
        }
 
+       update_coverage_frames ();
+
        return 0;
 }
 
 void
 StreamView::add_region_view (boost::shared_ptr<Region> r)
 {
-       add_region_view_internal (r, false);
+       // ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::add_region_view), r));
+
+       add_region_view_internal (r, true);
+       update_contents_height ();
 }
 
 void
@@ -169,8 +185,9 @@ StreamView::remove_region_view (boost::weak_ptr<Region> weak_r)
 
        for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
                if (((*i)->region()) == r) {
-                       delete *i;
+                       RegionView* rv = *i;
                        region_views.erase (i);
+                       delete rv;
                        break;
                }
        }
@@ -179,8 +196,11 @@ StreamView::remove_region_view (boost::weak_ptr<Region> weak_r)
 void
 StreamView::undisplay_diskstream ()
 {
-       for (RegionViewList::iterator i = region_views.begin(); i != region_views.end(); ++i) {
+       for (RegionViewList::iterator i = region_views.begin(); i != region_views.end() ; ) {
+               RegionViewList::iterator next = i;
+               ++next;
                delete *i;
+               i = next;
        }
 
        region_views.clear();
@@ -212,10 +232,12 @@ StreamView::playlist_modified (boost::shared_ptr<Diskstream> ds)
        ENSURE_GUI_THREAD (bind (mem_fun (*this, &StreamView::playlist_modified_weak), ds));
 
        /* update layers count and the y positions and heights of our regions */
-       layers = ds->playlist()->top_layer() + 1;
-       update_contents_y_position_and_height ();
-
-       redisplay_diskstream ();
+       if (ds->playlist()) {
+               _layers = ds->playlist()->top_layer() + 1;
+               update_contents_height ();
+               update_coverage_frames ();
+               redisplay_diskstream ();
+       }
 }
 
 void
@@ -233,17 +255,18 @@ StreamView::playlist_changed (boost::shared_ptr<Diskstream> ds)
        playlist_connections.clear();
        undisplay_diskstream ();
 
-       /* draw it */
+       /* update layers count and the y positions and heights of our regions */
+       _layers = ds->playlist()->top_layer() + 1;
+       update_contents_height ();
 
+       update_coverage_frames ();
+       
+       /* draw it */
        redisplay_diskstream ();
 
        /* catch changes */
 
        playlist_connections.push_back (ds->playlist()->Modified.connect (bind (mem_fun (*this, &StreamView::playlist_modified_weak), ds)));
-
-       /* update layers count and the y positions and heights of our regions */
-       layers = ds->playlist()->top_layer() + 1;
-       update_contents_y_position_and_height ();
 }
 
 void
@@ -283,16 +306,10 @@ StreamView::apply_color (Gdk::Color& color, ColorTarget target)
 void
 StreamView::region_layered (RegionView* rv)
 {
-       rv->get_canvas_group()->lower_to_bottom();
-
        /* don't ever leave it at the bottom, since then it doesn't
           get events - the  parent group does instead ...
        */
-       
-       /* this used to be + 1, but regions to the left ended up below
-         ..something.. and couldn't receive events.  why?  good question.
-       */
-       rv->get_canvas_group()->raise (rv->region()->layer() + 2);
+       rv->get_canvas_group()->raise (rv->region()->layer());
 }
 
 void
@@ -334,14 +351,14 @@ StreamView::update_rec_box ()
                switch (_trackview.track()->mode()) {
                case Normal:
                        rect.length = at - rect.start;
-                       xstart = _trackview.editor.frame_to_pixel (rect.start);
-                       xend = _trackview.editor.frame_to_pixel (at);
+                       xstart = _trackview.editor().frame_to_pixel (rect.start);
+                       xend = _trackview.editor().frame_to_pixel (at);
                        break;
                        
                case Destructive:
                        rect.length = 2;
-                       xstart = _trackview.editor.frame_to_pixel (_trackview.get_diskstream()->current_capture_start());
-                       xend = _trackview.editor.frame_to_pixel (at);
+                       xstart = _trackview.editor().frame_to_pixel (_trackview.get_diskstream()->current_capture_start());
+                       xend = _trackview.editor().frame_to_pixel (at);
                        break;
                }
                
@@ -375,7 +392,6 @@ StreamView::set_selected_regionviews (RegionSelection& regions)
 {
        bool selected;
 
-       // cerr << _trackview.name() << " (selected = " << regions.size() << ")" << endl;
        for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
                
                selected = false;
@@ -383,10 +399,10 @@ StreamView::set_selected_regionviews (RegionSelection& regions)
                for (RegionSelection::iterator ii = regions.begin(); ii != regions.end(); ++ii) {
                        if (*i == *ii) {
                                selected = true;
+                               break;
                        }
                }
-               
-               // cerr << "\tregion " << (*i)->region().name() << " selected = " << selected << endl;
+
                (*i)->set_selected (selected);
        }
 }
@@ -411,23 +427,35 @@ StreamView::get_inverted_selectables (Selection& sel, list<Selectable*>& results
        }
 }
 
+/** @return height of a child region view, depending on stacked / overlaid mode */
+double
+StreamView::child_height () const
+{
+       if (_layer_display == Stacked) {
+               return height / _layers;
+       }
+       
+       return height;
+}
+
 void
-StreamView::update_contents_y_position_and_height ()
+StreamView::update_contents_height ()
 {
        canvas_rect->property_y2() = height;
 
-       const double lh = height / layers;
+       const double h = child_height ();
 
        for (RegionViewList::iterator i = region_views.begin(); i != region_views.end(); ++i) {
-               switch (layer_display) {
+               switch (_layer_display) {
                case Overlaid:
-                       (*i)->set_y_position_and_height (0, height);
+                       (*i)->set_y (0);
                        break;
                case Stacked:
-                       double const y = (*i)->region()->layer() * lh;
-                       (*i)->set_y_position_and_height (y, lh);
+                       (*i)->set_y (height - ((*i)->region()->layer() + 1) * h);
                        break;
                }
+
+               (*i)->set_height (h);
        }
 
        for (vector<RecBoxInfo>::iterator i = rec_rects.begin(); i != rec_rects.end(); ++i) {
@@ -438,6 +466,15 @@ StreamView::update_contents_y_position_and_height ()
 void
 StreamView::set_layer_display (LayerDisplay d)
 {
-       layer_display = d;
-       update_contents_y_position_and_height ();
+       _layer_display = d;
+       update_contents_height ();
+       update_coverage_frames ();
+}
+
+void
+StreamView::update_coverage_frames ()
+{
+       for (RegionViewList::iterator i = region_views.begin (); i != region_views.end (); ++i) {
+               (*i)->update_coverage_frames (_layer_display);
+       }
 }