fix mistaken "do not roll" conclusion in TransportFSM::compute_should_roll()
[ardour.git] / gtk2_ardour / audio_streamview.cc
index be8601170faf05ac2b2de6f39f5e76d5b4759549..969e439cfd1168173a21667cfb86cc046438f53b 100644 (file)
@@ -1,20 +1,25 @@
 /*
-    Copyright (C) 2001, 2006 Paul Davis
-
-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; either version 2 of the License, or
-    (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
+ * Copyright (C) 2006-2014 David Robillard <d@drobilla.net>
+ * Copyright (C) 2007-2012 Carl Hetherington <carl@carlh.net>
+ * Copyright (C) 2007-2017 Paul Davis <paul@linuxaudiosystems.com>
+ * Copyright (C) 2007 Doug McLain <doug@nostar.net>
+ * Copyright (C) 2014-2017 Robin Gareus <robin@gareus.org>
+ * Copyright (C) 2015-2016 Nick Mainsbridge <mainsbridge@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
 
 #include <cmath>
 #include <cassert>
 
 #include "pbd/stacktrace.h"
 
-#include "ardour/audioplaylist.h"
 #include "ardour/audioregion.h"
 #include "ardour/audiofilesource.h"
 #include "ardour/audio_track.h"
-#include "ardour/source.h"
+#include "ardour/record_enable_control.h"
 #include "ardour/region_factory.h"
 #include "ardour/profile.h"
 #include "ardour/rc_configuration.h"
 #include "ardour/session.h"
 
+#include "canvas/rectangle.h"
+
 #include "audio_streamview.h"
 #include "audio_region_view.h"
 #include "tape_region_view.h"
 #include "audio_time_axis.h"
-#include "canvas-waveview.h"
-#include "canvas-simplerect.h"
 #include "region_selection.h"
+#include "region_gain_line.h"
 #include "selection.h"
 #include "public_editor.h"
-#include "ardour_ui.h"
 #include "rgb_macros.h"
 #include "gui_thread.h"
-#include "utils.h"
+#include "ui_config.h"
 
-#include "i18n.h"
+#include "pbd/i18n.h"
 
 using namespace std;
 using namespace ARDOUR;
@@ -62,8 +66,6 @@ AudioStreamView::AudioStreamView (AudioTimeAxisView& tv)
 {
        color_handler ();
        _amplitude_above_axis = 1.0;
-
-       Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioStreamView::parameter_changed, this, _1), gui_context());
 }
 
 int
@@ -102,27 +104,27 @@ AudioStreamView::create_region_view (boost::shared_ptr<Region> r, bool wait_for_
        case Normal:
                if (recording) {
                        region_view = new AudioRegionView (_canvas_group, _trackview, region,
-                                       _samples_per_unit, region_color, recording, TimeAxisViewItem::Visibility(
-                                                       TimeAxisViewItem::ShowFrame |
-                                                       TimeAxisViewItem::HideFrameRight |
-                                                       TimeAxisViewItem::HideFrameLeft |
-                                                       TimeAxisViewItem::HideFrameTB));
+                                                          _samples_per_pixel, region_color, recording, TimeAxisViewItem::Visibility(
+                                                                  TimeAxisViewItem::ShowFrame |
+                                                                  TimeAxisViewItem::HideFrameRight |
+                                                                  TimeAxisViewItem::HideFrameLeft |
+                                                                  TimeAxisViewItem::HideFrameTB));
                } else {
                        region_view = new AudioRegionView (_canvas_group, _trackview, region,
-                                       _samples_per_unit, region_color);
+                                       _samples_per_pixel, region_color);
                }
                break;
        case Destructive:
                region_view = new TapeAudioRegionView (_canvas_group, _trackview, region,
-                               _samples_per_unit, region_color);
+                                                      _samples_per_pixel, region_color);
                break;
        default:
-               fatal << string_compose (_("programming error: %1"), "illegal track mode in ::add_region_view_internal") << endmsg;
-               /*NOTREACHED*/
+               fatal << string_compose (_("programming error: %1"), "illegal track mode in ::create_region_view()") << endmsg;
+               abort(); /*NOTREACHED*/
 
        }
 
-       region_view->init (region_color, wait_for_waves);
+       region_view->init (wait_for_waves);
        region_view->set_amplitude_above_axis(_amplitude_above_axis);
        region_view->set_height (child_height ());
 
@@ -134,10 +136,6 @@ AudioStreamView::create_region_view (boost::shared_ptr<Region> r, bool wait_for_
                region_view->set_sensitive (false);
        }
 
-       region_view->set_waveform_scale (Config->get_waveform_scale ());
-       region_view->set_waveform_shape (Config->get_waveform_shape ());
-       region_view->set_waveform_visible (Config->get_show_waveforms ());
-
        return region_view;
 }
 
@@ -150,35 +148,8 @@ AudioStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wai
                return 0;
        }
 
-//     if(!recording){
-//             for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
-//                     if ((*i)->region() == r) {
-//                             cerr << "audio_streamview in add_region_view_internal region found" << endl;
-                               /* great. we already have a AudioRegionView for this Region. use it again. */
-
-//                             (*i)->set_valid (true);
-
-                               // this might not be necessary
-//                             AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
-
-//                             if (arv) {
-//                                     arv->set_waveform_scale (_waveform_scale);
-//                                     arv->set_waveform_shape (_waveform_shape);
-//                             }
-
-//                             return NULL;
-//                     }
-//             }
-//     }
-
        region_views.push_front (region_view);
 
-        if (_trackview.editor().internal_editing()) {
-                region_view->hide_rect ();
-        } else {
-                region_view->show_rect ();
-        }
-
        /* catch region going away */
 
        r->DropReferences.connect (*this, invalidator (*this), boost::bind (&AudioStreamView::remove_region_view, this, boost::weak_ptr<Region> (r)), gui_context());
@@ -210,51 +181,19 @@ AudioStreamView::redisplay_track ()
        layer_regions();
 }
 
-void
-AudioStreamView::set_show_waveforms (bool yn)
-{
-       for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
-               AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
-               if (arv) {
-                       arv->set_waveform_visible (yn);
-               }
-       }
-}
-
-void
-AudioStreamView::set_waveform_shape (WaveformShape shape)
-{
-       for (RegionViewList::iterator i = region_views.begin(); i != region_views.end(); ++i) {
-               AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
-               if (arv)
-                       arv->set_waveform_shape (shape);
-       }
-}
-
-void
-AudioStreamView::set_waveform_scale (WaveformScale scale)
-{
-       for (RegionViewList::iterator i = region_views.begin(); i != region_views.end(); ++i) {
-               AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
-               if (arv) {
-                       arv->set_waveform_scale (scale);
-               }
-       }
-}
-
 void
 AudioStreamView::setup_rec_box ()
 {
        //cerr << _trackview.name() << " streamview SRB region_views.size() = " << region_views.size() << endl;
 
-       if (_trackview.session()->transport_rolling()) {
+       if (!_trackview.session()->transport_stopped()) {
 
                // cerr << "\trolling\n";
 
                if (!rec_active &&
                    _trackview.session()->record_status() == Session::Recording &&
-                   _trackview.track()->record_enabled()) {
-                       if (_trackview.audio_track()->mode() == Normal && Config->get_show_waveforms_while_recording() && rec_regions.size() == rec_rects.size()) {
+                   _trackview.track()->rec_enable_control()->get_value()) {
+                       if (_trackview.audio_track()->mode() == Normal && UIConfiguration::instance().get_show_waveforms_while_recording() && rec_regions.size() == rec_rects.size()) {
 
                                /* add a new region, but don't bother if they set show-waveforms-while-recording mid-record */
 
@@ -276,10 +215,10 @@ AudioStreamView::setup_rec_box ()
 
                                // handle multi
 
-                               framepos_t start = 0;
+                               samplepos_t start = 0;
                                if (rec_regions.size() > 0) {
                                        start = rec_regions.back().first->start()
-                                                       + _trackview.track()->get_captured_frames(rec_regions.size()-1);
+                                                       + _trackview.track()->get_captured_samples(rec_regions.size()-1);
                                }
 
                                PropertyList plist;
@@ -293,63 +232,21 @@ AudioStreamView::setup_rec_box ()
                                        boost::dynamic_pointer_cast<AudioRegion>(RegionFactory::create (sources, plist, false)));
 
                                assert(region);
-                               region->set_position (_trackview.session()->transport_frame());
+                               region->set_position (_trackview.session()->transport_sample());
                                rec_regions.push_back (make_pair(region, (RegionView*) 0));
                        }
 
                        /* start a new rec box */
 
-                       boost::shared_ptr<AudioTrack> at;
-
-                       at = _trackview.audio_track(); /* we know what it is already */
-                       framepos_t const frame_pos = at->current_capture_start ();
-                       gdouble xstart = _trackview.editor().frame_to_pixel (frame_pos);
-                       gdouble xend;
-                       uint32_t fill_color;
-
-                       switch (_trackview.audio_track()->mode()) {
-                       case Normal:
-                       case NonLayered:
-                               xend = xstart;
-                               fill_color = ARDOUR_UI::config()->canvasvar_RecordingRect.get();
-                               break;
-
-                       case Destructive:
-                               xend = xstart + 2;
-                               fill_color = ARDOUR_UI::config()->canvasvar_RecordingRect.get();
-                               /* make the recording rect translucent to allow
-                                  the user to see the peak data coming in, etc.
-                               */
-                               fill_color = UINT_RGBA_CHANGE_A (fill_color, 120);
-                               break;
-                       }
-
-                       ArdourCanvas::SimpleRect * rec_rect = new Gnome::Canvas::SimpleRect (*_canvas_group);
-                       rec_rect->property_x1() = xstart;
-                       rec_rect->property_y1() = 1.0;
-                       rec_rect->property_x2() = xend;
-                       rec_rect->property_y2() = child_height ();
-                       rec_rect->property_outline_what() = 0x0;
-                       rec_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_TimeAxisFrame.get();
-                       rec_rect->property_fill_color_rgba() = fill_color;
-                       rec_rect->lower_to_bottom();
+                       boost::shared_ptr<AudioTrack> at = _trackview.audio_track();
+                       samplepos_t const sample_pos = at->current_capture_start ();
+                       double     const width     = ((at->mode() == Destructive) ? 2 : 0);
 
-                       RecBoxInfo recbox;
-                       recbox.rectangle = rec_rect;
-                       recbox.start = _trackview.session()->transport_frame();
-                       recbox.length = 0;
-
-                       rec_rects.push_back (recbox);
-
-                       screen_update_connection.disconnect();
-                       screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (
-                                       sigc::mem_fun (*this, &AudioStreamView::update_rec_box));
-                       rec_updating = true;
-                       rec_active = true;
+                       create_rec_box(sample_pos, width);
 
                } else if (rec_active &&
-                          (_trackview.session()->record_status() != Session::Recording ||
-                           !_trackview.track()->record_enabled())) {
+                          (_trackview.session()->record_status() != Session::Recording ||
+                           !_trackview.track()->rec_enable_control()->get_value())) {
                        screen_update_connection.disconnect();
                        rec_active = false;
                        rec_updating = false;
@@ -397,7 +294,7 @@ AudioStreamView::setup_rec_box ()
 }
 
 void
-AudioStreamView::rec_peak_range_ready (framepos_t start, framecnt_t cnt, boost::weak_ptr<Source> weak_src)
+AudioStreamView::rec_peak_range_ready (samplepos_t start, samplecnt_t cnt, boost::weak_ptr<Source> weak_src)
 {
        ENSURE_GUI_THREAD (*this, &AudioStreamView::rec_peak_range_ready, start, cnt, weak_src)
 
@@ -409,8 +306,8 @@ AudioStreamView::rec_peak_range_ready (framepos_t start, framecnt_t cnt, boost::
 
        // this is called from the peak building thread
 
-       if (rec_data_ready_map.size() == 0 || start + cnt > last_rec_data_frame) {
-               last_rec_data_frame = start + cnt;
+       if (rec_data_ready_map.size() == 0 || start + cnt > last_rec_data_sample) {
+               last_rec_data_sample = start + cnt;
        }
 
        rec_data_ready_map[src] = true;
@@ -422,9 +319,9 @@ AudioStreamView::rec_peak_range_ready (framepos_t start, framecnt_t cnt, boost::
 }
 
 void
-AudioStreamView::update_rec_regions (framepos_t start, framecnt_t cnt)
+AudioStreamView::update_rec_regions (samplepos_t start, samplecnt_t cnt)
 {
-       if (!Config->get_show_waveforms_while_recording ()) {
+       if (!UIConfiguration::instance().get_show_waveforms_while_recording ()) {
                return;
        }
 
@@ -437,7 +334,7 @@ AudioStreamView::update_rec_regions (framepos_t start, framecnt_t cnt)
 
                assert (n < rec_rects.size());
 
-               if (!canvas_item_visible (rec_rects[n].rectangle)) {
+               if (!rec_rects[n].rectangle->visible()) {
                        /* rect already hidden, this region is done */
                        iter = tmp;
                        continue;
@@ -450,19 +347,20 @@ AudioStreamView::update_rec_regions (framepos_t start, framecnt_t cnt)
                        continue;
                }
 
-               framecnt_t origlen = region->length();
+               samplecnt_t origlen = region->length();
 
                if (region == rec_regions.back().first && rec_active) {
 
-                       if (last_rec_data_frame > region->start()) {
+                       if (last_rec_data_sample > region->start()) {
 
-                               framecnt_t nlen = last_rec_data_frame - region->start();
+                               samplecnt_t nlen = last_rec_data_sample - region->start();
 
                                if (nlen != region->length()) {
 
                                        region->suspend_property_changes ();
-                                       region->set_position (_trackview.track()->get_capture_start_frame(n));
-                                       region->set_length (nlen);
+                                       /* set non-musical position / length */
+                                       region->set_position (_trackview.track()->get_capture_start_sample(n));
+                                       region->set_length (nlen, 0);
                                        region->resume_property_changes ();
 
                                        if (origlen == 1) {
@@ -474,22 +372,22 @@ AudioStreamView::update_rec_regions (framepos_t start, framecnt_t cnt)
                                        check_record_layers (region, (region->position() - region->start() + start + cnt));
 
                                        /* also update rect */
-                                       ArdourCanvas::SimpleRect * rect = rec_rects[n].rectangle;
-                                       gdouble xend = _trackview.editor().frame_to_pixel (region->position() + region->length());
-                                       rect->property_x2() = xend;
+                                       ArdourCanvas::Rectangle * rect = rec_rects[n].rectangle;
+                                       gdouble xend = _trackview.editor().sample_to_pixel (region->position() + region->length());
+                                       rect->set_x1 (xend);
                                }
 
                        } else {
 
-                               framecnt_t nlen = _trackview.track()->get_captured_frames(n);
+                               samplecnt_t nlen = _trackview.track()->get_captured_samples(n);
 
                                if (nlen != region->length()) {
 
                                        if (region->source_length(0) >= region->start() + nlen) {
 
                                                region->suspend_property_changes ();
-                                               region->set_position (_trackview.track()->get_capture_start_frame(n));
-                                               region->set_length (nlen);
+                                               region->set_position (_trackview.track()->get_capture_start_sample(n));
+                                               region->set_length (nlen, 0);
                                                region->resume_property_changes ();
 
                                                if (origlen == 1) {
@@ -532,21 +430,36 @@ AudioStreamView::hide_all_fades ()
        }
 }
 
-void
+/** Hide xfades for regions that overlap ar.
+ *  @return Pair of lists; first is the AudioRegionViews that start xfades were hidden for,
+ *  second is the AudioRegionViews that end xfades were hidden for.
+ */
+pair<list<AudioRegionView*>, list<AudioRegionView*> >
 AudioStreamView::hide_xfades_with (boost::shared_ptr<AudioRegion> ar)
 {
+       list<AudioRegionView*> start_hidden;
+       list<AudioRegionView*> end_hidden;
+
        for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
                AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
                if (arv) {
-                       switch (arv->region()->coverage (ar->position(), ar->last_frame())) {
+                       switch (arv->region()->coverage (ar->position(), ar->last_sample())) {
                        case Evoral::OverlapNone:
                                break;
                        default:
+                               if (arv->start_xfade_visible ()) {
+                                       start_hidden.push_back (arv);
+                               }
+                               if (arv->end_xfade_visible ()) {
+                                       end_hidden.push_back (arv);
+                               }
                                arv->hide_xfades ();
                                break;
                        }
                }
        }
+
+       return make_pair (start_hidden, end_hidden);
 }
 
 void
@@ -554,28 +467,22 @@ AudioStreamView::color_handler ()
 {
        //case cAudioTrackBase:
        if (_trackview.is_track()) {
-               canvas_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_AudioTrackBase.get();
+               canvas_rect->set_fill_color (UIConfiguration::instance().color_mod ("audio track base", "audio track base"));
        }
 
        //case cAudioBusBase:
        if (!_trackview.is_track()) {
-               if (Profile->get_sae() && _trackview.route()->is_master()) {
-                       canvas_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_AudioMasterBusBase.get();
-               } else {
-                       canvas_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_AudioBusBase.get();
-               }
+               canvas_rect->set_fill_color (UIConfiguration::instance().color_mod ("audio bus base", "audio bus base"));
        }
 }
 
 void
-AudioStreamView::parameter_changed (string const & p)
+AudioStreamView::set_selected_points (PointSelection& points)
 {
-       if (p == "show-waveforms") {
-               set_show_waveforms (Config->get_show_waveforms ());
-       } else if (p == "waveform-scale") {
-               set_waveform_scale (Config->get_waveform_scale ());
-       } else if (p == "waveform-shape") {
-               set_waveform_shape (Config->get_waveform_shape ());
+       for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
+               AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
+               if (arv && arv->get_gain_line ()) {
+                       arv->get_gain_line ()->set_selected_points (points);
+               }
        }
 }
-