2 Copyright (C) 2001, 2006 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 #include <gtkmm2ext/gtk_ui.h>
27 #include "pbd/stacktrace.h"
29 #include "ardour/audioregion.h"
30 #include "ardour/audiofilesource.h"
31 #include "ardour/audio_track.h"
32 #include "ardour/region_factory.h"
33 #include "ardour/profile.h"
34 #include "ardour/rc_configuration.h"
35 #include "ardour/session.h"
37 #include "canvas/rectangle.h"
39 #include "audio_streamview.h"
40 #include "audio_region_view.h"
41 #include "tape_region_view.h"
42 #include "audio_time_axis.h"
43 #include "region_selection.h"
44 #include "selection.h"
45 #include "public_editor.h"
46 #include "ardour_ui.h"
47 #include "rgb_macros.h"
48 #include "gui_thread.h"
53 using namespace ARDOUR;
55 using namespace Editing;
57 AudioStreamView::AudioStreamView (AudioTimeAxisView& tv)
61 _amplitude_above_axis = 1.0;
65 AudioStreamView::set_amplitude_above_axis (gdouble app)
67 RegionViewList::iterator i;
73 _amplitude_above_axis = app;
75 for (i = region_views.begin(); i != region_views.end(); ++i) {
76 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
78 arv->set_amplitude_above_axis (app);
85 AudioStreamView::create_region_view (boost::shared_ptr<Region> r, bool wait_for_waves, bool recording)
87 AudioRegionView *region_view = 0;
88 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion> (r);
94 switch (_trackview.audio_track()->mode()) {
99 region_view = new AudioRegionView (_canvas_group, _trackview, region,
100 _samples_per_pixel, region_color, recording, TimeAxisViewItem::Visibility(
101 TimeAxisViewItem::ShowFrame |
102 TimeAxisViewItem::HideFrameRight |
103 TimeAxisViewItem::HideFrameLeft |
104 TimeAxisViewItem::HideFrameTB));
106 region_view = new AudioRegionView (_canvas_group, _trackview, region,
107 _samples_per_pixel, region_color);
111 region_view = new TapeAudioRegionView (_canvas_group, _trackview, region,
112 _samples_per_pixel, region_color);
115 fatal << string_compose (_("programming error: %1"), "illegal track mode in ::create_region_view()") << endmsg;
116 abort(); /*NOTREACHED*/
120 region_view->init (wait_for_waves);
121 region_view->set_amplitude_above_axis(_amplitude_above_axis);
122 region_view->set_height (child_height ());
124 /* if its the special single-sample length that we use for rec-regions, make it
125 insensitive to events
128 if (region->length() == 1) {
129 region_view->set_sensitive (false);
136 AudioStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wait_for_waves, bool recording)
138 RegionView *region_view = create_region_view (r, wait_for_waves, recording);
140 if (region_view == 0) {
144 region_views.push_front (region_view);
146 if (_trackview.editor().internal_editing()) {
147 region_view->hide_rect ();
149 region_view->show_rect ();
152 /* catch region going away */
154 r->DropReferences.connect (*this, invalidator (*this), boost::bind (&AudioStreamView::remove_region_view, this, boost::weak_ptr<Region> (r)), gui_context());
156 RegionViewAdded (region_view);
162 AudioStreamView::redisplay_track ()
164 list<RegionView *>::iterator i;
166 // Flag region views as invalid and disable drawing
167 for (i = region_views.begin(); i != region_views.end(); ++i) {
168 (*i)->set_valid (false);
169 (*i)->enable_display (false);
172 // Add and display views, and flag them as valid
173 if (_trackview.is_audio_track()) {
174 _trackview.track()->playlist()->foreach_region(
175 sigc::hide_return (sigc::mem_fun (*this, &StreamView::add_region_view))
179 // Stack regions by layer, and remove invalid regions
184 AudioStreamView::setup_rec_box ()
186 //cerr << _trackview.name() << " streamview SRB region_views.size() = " << region_views.size() << endl;
188 if (_trackview.session()->transport_rolling()) {
190 // cerr << "\trolling\n";
193 _trackview.session()->record_status() == Session::Recording &&
194 _trackview.track()->record_enabled()) {
195 if (_trackview.audio_track()->mode() == Normal && Config->get_show_waveforms_while_recording() && rec_regions.size() == rec_rects.size()) {
197 /* add a new region, but don't bother if they set show-waveforms-while-recording mid-record */
201 rec_data_ready_connections.drop_connections ();
202 boost::shared_ptr<AudioTrack> tr = _trackview.audio_track();
204 for (uint32_t n = 0; n < tr->n_channels().n_audio(); ++n) {
205 boost::shared_ptr<AudioFileSource> src = tr->write_source (n);
207 sources.push_back (src);
208 src->PeakRangeReady.connect (rec_data_ready_connections,
210 boost::bind (&AudioStreamView::rec_peak_range_ready, this, _1, _2, boost::weak_ptr<Source>(src)),
217 framepos_t start = 0;
218 if (rec_regions.size() > 0) {
219 start = rec_regions.back().first->start()
220 + _trackview.track()->get_captured_frames(rec_regions.size()-1);
225 plist.add (Properties::start, start);
226 plist.add (Properties::length, 1);
227 plist.add (Properties::name, string());
228 plist.add (Properties::layer, 0);
230 boost::shared_ptr<AudioRegion> region (
231 boost::dynamic_pointer_cast<AudioRegion>(RegionFactory::create (sources, plist, false)));
234 region->set_position (_trackview.session()->transport_frame());
235 rec_regions.push_back (make_pair(region, (RegionView*) 0));
238 /* start a new rec box */
240 boost::shared_ptr<AudioTrack> at;
242 at = _trackview.audio_track(); /* we know what it is already */
243 framepos_t const frame_pos = at->current_capture_start ();
244 gdouble xstart = _trackview.editor().sample_to_pixel (frame_pos);
245 gdouble xend = xstart; /* keeps gcc optimized happy, really set in switch() below */
248 switch (_trackview.audio_track()->mode()) {
252 fill_color = ARDOUR_UI::config()->color ("recording rect");
257 fill_color = ARDOUR_UI::config()->color ("recording rect");
258 /* make the recording rect translucent to allow
259 the user to see the peak data coming in, etc.
261 fill_color = UINT_RGBA_CHANGE_A (fill_color, 120);
264 fatal << string_compose (_("programming error: %1: %2"),
265 "AudioStreamView: impossible track mode",
266 (int) _trackview.audio_track()->mode()) << endmsg;
267 abort(); /*NOTREACHED*/
270 ArdourCanvas::Rectangle * rec_rect = new ArdourCanvas::TimeRectangle (_canvas_group);
271 rec_rect->set_x0 (xstart);
272 rec_rect->set_y0 (0);
273 rec_rect->set_x1 (xend);
274 rec_rect->set_y1 (child_height ());
275 rec_rect->set_outline_what (ArdourCanvas::Rectangle::What (0));
276 rec_rect->set_outline_color (ARDOUR_UI::config()->color ("time axis frame"));
277 rec_rect->set_fill_color (fill_color);
280 recbox.rectangle = rec_rect;
282 if (rec_rects.empty()) {
283 recbox.start = _trackview.session()->record_location ();
285 recbox.start = _trackview.session()->transport_frame ();
289 rec_rects.push_back (recbox);
291 screen_update_connection.disconnect();
292 screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (
293 sigc::mem_fun (*this, &AudioStreamView::update_rec_box));
297 } else if (rec_active &&
298 (_trackview.session()->record_status() != Session::Recording ||
299 !_trackview.track()->record_enabled())) {
300 screen_update_connection.disconnect();
302 rec_updating = false;
307 // cerr << "\tNOT rolling, rec_rects = " << rec_rects.size() << " rec_regions = " << rec_regions.size() << endl;
309 if (!rec_rects.empty() || !rec_regions.empty()) {
311 /* disconnect rapid update */
312 screen_update_connection.disconnect();
313 rec_data_ready_connections.drop_connections ();
314 rec_updating = false;
317 /* remove temp regions */
319 for (list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); ) {
320 list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator tmp;
325 (*iter).first->drop_references ();
332 // cerr << "\tclear " << rec_rects.size() << " rec rects\n";
334 /* transport stopped, clear boxes */
335 for (vector<RecBoxInfo>::iterator iter=rec_rects.begin(); iter != rec_rects.end(); ++iter) {
336 RecBoxInfo &rect = (*iter);
337 delete rect.rectangle;
347 AudioStreamView::rec_peak_range_ready (framepos_t start, framecnt_t cnt, boost::weak_ptr<Source> weak_src)
349 ENSURE_GUI_THREAD (*this, &AudioStreamView::rec_peak_range_ready, start, cnt, weak_src)
351 boost::shared_ptr<Source> src (weak_src.lock());
357 // this is called from the peak building thread
359 if (rec_data_ready_map.size() == 0 || start + cnt > last_rec_data_frame) {
360 last_rec_data_frame = start + cnt;
363 rec_data_ready_map[src] = true;
365 if (rec_data_ready_map.size() == _trackview.track()->n_channels().n_audio()) {
366 update_rec_regions (start, cnt);
367 rec_data_ready_map.clear();
372 AudioStreamView::update_rec_regions (framepos_t start, framecnt_t cnt)
374 if (!Config->get_show_waveforms_while_recording ()) {
380 for (list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); n++) {
382 list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator tmp = iter;
385 assert (n < rec_rects.size());
387 if (!rec_rects[n].rectangle->visible()) {
388 /* rect already hidden, this region is done */
393 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion>(iter->first);
400 framecnt_t origlen = region->length();
402 if (region == rec_regions.back().first && rec_active) {
404 if (last_rec_data_frame > region->start()) {
406 framecnt_t nlen = last_rec_data_frame - region->start();
408 if (nlen != region->length()) {
410 region->suspend_property_changes ();
411 region->set_position (_trackview.track()->get_capture_start_frame(n));
412 region->set_length (nlen);
413 region->resume_property_changes ();
416 /* our special initial length */
417 add_region_view_internal (region, false, true);
418 setup_new_rec_layer_time (region);
421 check_record_layers (region, (region->position() - region->start() + start + cnt));
423 /* also update rect */
424 ArdourCanvas::Rectangle * rect = rec_rects[n].rectangle;
425 gdouble xend = _trackview.editor().sample_to_pixel (region->position() + region->length());
431 framecnt_t nlen = _trackview.track()->get_captured_frames(n);
433 if (nlen != region->length()) {
435 if (region->source_length(0) >= region->start() + nlen) {
437 region->suspend_property_changes ();
438 region->set_position (_trackview.track()->get_capture_start_frame(n));
439 region->set_length (nlen);
440 region->resume_property_changes ();
443 /* our special initial length */
444 add_region_view_internal (region, false, true);
448 ArdourCanvas::Item * rect = rec_rects[n].rectangle;
461 AudioStreamView::show_all_fades ()
463 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
464 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
466 arv->set_fade_visibility (true);
472 AudioStreamView::hide_all_fades ()
474 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
475 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
477 arv->set_fade_visibility (false);
482 /** Hide xfades for regions that overlap ar.
483 * @return Pair of lists; first is the AudioRegionViews that start xfades were hidden for,
484 * second is the AudioRegionViews that end xfades were hidden for.
486 pair<list<AudioRegionView*>, list<AudioRegionView*> >
487 AudioStreamView::hide_xfades_with (boost::shared_ptr<AudioRegion> ar)
489 list<AudioRegionView*> start_hidden;
490 list<AudioRegionView*> end_hidden;
492 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
493 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
495 switch (arv->region()->coverage (ar->position(), ar->last_frame())) {
496 case Evoral::OverlapNone:
499 if (arv->start_xfade_visible ()) {
500 start_hidden.push_back (arv);
502 if (arv->end_xfade_visible ()) {
503 end_hidden.push_back (arv);
511 return make_pair (start_hidden, end_hidden);
515 AudioStreamView::color_handler ()
517 //case cAudioTrackBase:
518 if (_trackview.is_track()) {
519 canvas_rect->set_fill_color (ARDOUR_UI::config()->color ("audio track base"));
522 //case cAudioBusBase:
523 if (!_trackview.is_track()) {
524 if (Profile->get_sae() && _trackview.route()->is_master()) {
525 canvas_rect->set_fill_color (ARDOUR_UI::config()->color ("audio master bus base"));
527 canvas_rect->set_fill_color (ARDOUR_UI::config()->color ("audio bus base"));