Better method for redrawing gain meter pixmaps upon theme change
[ardour.git] / gtk2_ardour / audio_streamview.cc
index 14b93c71829e74ea48f4a814edb7abf31e585874..09510e8d428c8a52bd6a65423f20288081a5c26a 100644 (file)
@@ -48,6 +48,8 @@
 #include "utils.h"
 #include "color.h"
 
+#include "i18n.h"
+
 using namespace ARDOUR;
 using namespace PBD;
 using namespace Editing;
@@ -77,23 +79,6 @@ AudioStreamView::~AudioStreamView ()
 {
 }
 
-int
-AudioStreamView::set_height (gdouble h)
-{
-       /* limit the values to something sane-ish */
-       if (h < 10.0 || h > 1000.0) {
-               return -1;
-       }
-
-       StreamView::set_height(h);
-
-       for (CrossfadeViewList::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
-               (*i)->set_height (h);
-       }
-
-       return 0;
-}
-
 int 
 AudioStreamView::set_samples_per_unit (gdouble spp)
 {
@@ -129,7 +114,7 @@ AudioStreamView::set_amplitude_above_axis (gdouble app)
 void
 AudioStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wait_for_waves)
 {
-       AudioRegionView *region_view;
+       AudioRegionView *region_view = 0;
 
        ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::add_region_view), r));
 
@@ -166,12 +151,25 @@ AudioStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wai
                region_view = new TapeAudioRegionView (canvas_group, _trackview, region, 
                                                       _samples_per_unit, region_color);
                break;
+       default:
+               fatal << string_compose (_("programming error: %1"), "illegal track mode in ::add_region_view_internal") << endmsg;
+               /*NOTREACHED*/
+
        }
 
        region_view->init (region_color, wait_for_waves);
        region_view->set_amplitude_above_axis(_amplitude_above_axis);
        region_views.push_front (region_view);
 
+       
+       /* if its the special single-sample length that we use for rec-regions, make it 
+          insensitive to events 
+       */
+
+       if (region->length() == 1) {
+               region_view->set_sensitive (false);
+       }
+
        /* if this was the first one, then lets query the waveform scale and shape.
           otherwise, we set it to the current value */
           
@@ -223,7 +221,7 @@ AudioStreamView::remove_region_view (boost::weak_ptr<Region> weak_r)
                        ++tmp;
                        
                        boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion>(r);
-                       if (ar && (*i)->crossfade.involves (ar)) {
+                       if (ar && (*i)->crossfade->involves (ar)) {
                                delete *i;
                                crossfade_views.erase (i);
                        }
@@ -248,11 +246,23 @@ AudioStreamView::undisplay_diskstream ()
 }
 
 void
-AudioStreamView::playlist_modified ()
+AudioStreamView::playlist_modified_weak (boost::weak_ptr<Diskstream> ds)
+{
+       boost::shared_ptr<Diskstream> sp (ds.lock());
+       if (!sp) {
+               return;
+       }
+
+       playlist_modified (sp);
+}
+
+void
+AudioStreamView::playlist_modified (boost::shared_ptr<Diskstream> ds)
 {
-       ENSURE_GUI_THREAD (mem_fun (*this, &AudioStreamView::playlist_modified));
+       /* we do not allow shared_ptr<T> to be bound to slots */
+       ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::playlist_modified_weak), ds));
 
-       StreamView::playlist_modified();
+       StreamView::playlist_modified (ds);
        
        /* make sure xfades are on top and all the regionviews are stacked correctly. */
 
@@ -274,18 +284,32 @@ AudioStreamView::playlist_changed (boost::shared_ptr<Diskstream> ds)
 }
 
 void
-AudioStreamView::add_crossfade (Crossfade *crossfade)
+AudioStreamView::add_crossfade_weak (boost::weak_ptr<Crossfade> crossfade)
+{
+       boost::shared_ptr<Crossfade> sp (crossfade.lock());
+
+       if (!sp) {
+               return;
+       }
+
+       add_crossfade (sp);
+}
+
+void
+AudioStreamView::add_crossfade (boost::shared_ptr<Crossfade> crossfade)
 {
        AudioRegionView* lview = 0;
        AudioRegionView* rview = 0;
 
-       ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::add_crossfade), crossfade));
+       /* we do not allow shared_ptr<T> to be bound to slots */
+       
+       ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::add_crossfade_weak), boost::weak_ptr<Crossfade> (crossfade)));
 
        /* first see if we already have a CrossfadeView for this Crossfade */
 
        for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
-               if ((*i)->crossfade == *crossfade) {
-                       if (!crossfades_visible) {
+               if ((*i)->crossfade == crossfade) {
+                       if (!crossfades_visible || layer_display == Stacked) {
                                (*i)->hide();
                        } else {
                                (*i)->show ();
@@ -310,7 +334,7 @@ AudioStreamView::add_crossfade (Crossfade *crossfade)
 
        CrossfadeView *cv = new CrossfadeView (_trackview.canvas_display,
                                               _trackview,
-                                              *crossfade,
+                                               crossfade,
                                               _samples_per_unit,
                                               region_color,
                                               *lview, *rview);
@@ -318,18 +342,20 @@ AudioStreamView::add_crossfade (Crossfade *crossfade)
        crossfade->Invalidated.connect (mem_fun (*this, &AudioStreamView::remove_crossfade));
        crossfade_views.push_back (cv);
 
-       if (!Config->get_xfades_visible() || !crossfades_visible) {
+       if (!Config->get_xfades_visible() || !crossfades_visible || layer_display == Stacked) {
                cv->hide ();
        }
 }
 
 void
-AudioStreamView::remove_crossfade (Crossfade *xfade)
+AudioStreamView::remove_crossfade (boost::shared_ptr<Region> r)
 {
-       ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::remove_crossfade), xfade));
+       ENSURE_GUI_THREAD (bind (mem_fun (*this, &AudioStreamView::remove_crossfade), r));
+
+       boost::shared_ptr<Crossfade> xfade = boost::dynamic_pointer_cast<Crossfade> (r);
 
        for (list<CrossfadeView*>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
-               if (&(*i)->crossfade == xfade) {
+               if ((*i)->crossfade == xfade) {
                        delete *i;
                        crossfade_views.erase (i);
                        break;
@@ -349,7 +375,7 @@ AudioStreamView::redisplay_diskstream ()
 
        for (xi = crossfade_views.begin(); xi != crossfade_views.end(); ++xi) {
                (*xi)->set_valid (false);
-               if ((*xi)->visible()) {
+               if ((*xi)->visible() && layer_display != Stacked) {
                        (*xi)->show ();
                }
        }
@@ -453,7 +479,7 @@ AudioStreamView::setup_rec_box ()
                                boost::shared_ptr<AudioDiskstream> ads = boost::dynamic_pointer_cast<AudioDiskstream>(_trackview.get_diskstream());
                                assert(ads);
 
-                               for (uint32_t n=0; n < ads->n_channels().get(DataType::AUDIO); ++n) {
+                               for (uint32_t n=0; n < ads->n_channels().n_audio(); ++n) {
                                        boost::shared_ptr<AudioFileSource> src = boost::static_pointer_cast<AudioFileSource> (ads->write_source (n));
                                        if (src) {
                                                sources.push_back (src);
@@ -609,7 +635,7 @@ AudioStreamView::rec_peak_range_ready (nframes_t start, nframes_t cnt, boost::we
        
        rec_data_ready_map[src] = true;
        
-       if (rec_data_ready_map.size() == _trackview.get_diskstream()->n_channels().get(DataType::AUDIO)) {
+       if (rec_data_ready_map.size() == _trackview.get_diskstream()->n_channels().n_audio()) {
                this->update_rec_regions ();
                rec_data_ready_map.clear();
        }
@@ -716,7 +742,7 @@ void
 AudioStreamView::hide_xfades_involving (AudioRegionView& rv)
 {
        for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
-               if ((*i)->crossfade.involves (rv.audio_region())) {
+               if ((*i)->crossfade->involves (rv.audio_region())) {
                        (*i)->fake_hide ();
                }
        }
@@ -726,7 +752,7 @@ void
 AudioStreamView::reveal_xfades_involving (AudioRegionView& rv)
 {
        for (list<CrossfadeView *>::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
-               if ((*i)->crossfade.involves (rv.audio_region()) && (*i)->visible()) {
+               if ((*i)->crossfade->involves (rv.audio_region()) && (*i)->visible() && layer_display != Stacked) {
                        (*i)->show ();
                }
        }
@@ -755,3 +781,17 @@ AudioStreamView::color_handler (ColorID id, uint32_t val)
        }
 }
 
+void
+AudioStreamView::update_contents_y_position_and_height ()
+{
+       StreamView::update_contents_y_position_and_height ();
+       
+       for (CrossfadeViewList::iterator i = crossfade_views.begin(); i != crossfade_views.end(); ++i) {
+               if (layer_display == Overlaid) {
+                       (*i)->show ();
+                       (*i)->set_y_position_and_height (0, height);
+               } else {
+                       (*i)->hide ();
+               }
+       }
+}