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 "region_gain_line.h"
45 #include "selection.h"
46 #include "public_editor.h"
47 #include "rgb_macros.h"
48 #include "gui_thread.h"
49 #include "ui_config.h"
54 using namespace ARDOUR;
56 using namespace Editing;
58 AudioStreamView::AudioStreamView (AudioTimeAxisView& tv)
62 _amplitude_above_axis = 1.0;
66 AudioStreamView::set_amplitude_above_axis (gdouble app)
68 RegionViewList::iterator i;
74 _amplitude_above_axis = app;
76 for (i = region_views.begin(); i != region_views.end(); ++i) {
77 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
79 arv->set_amplitude_above_axis (app);
86 AudioStreamView::create_region_view (boost::shared_ptr<Region> r, bool wait_for_waves, bool recording)
88 AudioRegionView *region_view = 0;
89 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion> (r);
95 switch (_trackview.audio_track()->mode()) {
100 region_view = new AudioRegionView (_canvas_group, _trackview, region,
101 _samples_per_pixel, region_color, recording, TimeAxisViewItem::Visibility(
102 TimeAxisViewItem::ShowFrame |
103 TimeAxisViewItem::HideFrameRight |
104 TimeAxisViewItem::HideFrameLeft |
105 TimeAxisViewItem::HideFrameTB));
107 region_view = new AudioRegionView (_canvas_group, _trackview, region,
108 _samples_per_pixel, region_color);
112 region_view = new TapeAudioRegionView (_canvas_group, _trackview, region,
113 _samples_per_pixel, region_color);
116 fatal << string_compose (_("programming error: %1"), "illegal track mode in ::create_region_view()") << endmsg;
117 abort(); /*NOTREACHED*/
121 region_view->init (wait_for_waves);
122 region_view->set_amplitude_above_axis(_amplitude_above_axis);
123 region_view->set_height (child_height ());
125 /* if its the special single-sample length that we use for rec-regions, make it
126 insensitive to events
129 if (region->length() == 1) {
130 region_view->set_sensitive (false);
137 AudioStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wait_for_waves, bool recording)
139 RegionView *region_view = create_region_view (r, wait_for_waves, recording);
141 if (region_view == 0) {
145 region_views.push_front (region_view);
147 /* catch region going away */
149 r->DropReferences.connect (*this, invalidator (*this), boost::bind (&AudioStreamView::remove_region_view, this, boost::weak_ptr<Region> (r)), gui_context());
151 RegionViewAdded (region_view);
157 AudioStreamView::redisplay_track ()
159 list<RegionView *>::iterator i;
161 // Flag region views as invalid and disable drawing
162 for (i = region_views.begin(); i != region_views.end(); ++i) {
163 (*i)->set_valid (false);
164 (*i)->enable_display (false);
167 // Add and display views, and flag them as valid
168 if (_trackview.is_audio_track()) {
169 _trackview.track()->playlist()->foreach_region(
170 sigc::hide_return (sigc::mem_fun (*this, &StreamView::add_region_view))
174 // Stack regions by layer, and remove invalid regions
179 AudioStreamView::setup_rec_box ()
181 //cerr << _trackview.name() << " streamview SRB region_views.size() = " << region_views.size() << endl;
183 if (_trackview.session()->transport_rolling()) {
185 // cerr << "\trolling\n";
188 _trackview.session()->record_status() == Session::Recording &&
189 _trackview.track()->record_enabled()) {
190 if (_trackview.audio_track()->mode() == Normal && UIConfiguration::instance().get_show_waveforms_while_recording() && rec_regions.size() == rec_rects.size()) {
192 /* add a new region, but don't bother if they set show-waveforms-while-recording mid-record */
196 rec_data_ready_connections.drop_connections ();
197 boost::shared_ptr<AudioTrack> tr = _trackview.audio_track();
199 for (uint32_t n = 0; n < tr->n_channels().n_audio(); ++n) {
200 boost::shared_ptr<AudioFileSource> src = tr->write_source (n);
202 sources.push_back (src);
203 src->PeakRangeReady.connect (rec_data_ready_connections,
205 boost::bind (&AudioStreamView::rec_peak_range_ready, this, _1, _2, boost::weak_ptr<Source>(src)),
212 framepos_t start = 0;
213 if (rec_regions.size() > 0) {
214 start = rec_regions.back().first->start()
215 + _trackview.track()->get_captured_frames(rec_regions.size()-1);
220 plist.add (Properties::start, start);
221 plist.add (Properties::length, 1);
222 plist.add (Properties::name, string());
223 plist.add (Properties::layer, 0);
225 boost::shared_ptr<AudioRegion> region (
226 boost::dynamic_pointer_cast<AudioRegion>(RegionFactory::create (sources, plist, false)));
229 region->set_position (_trackview.session()->transport_frame());
230 rec_regions.push_back (make_pair(region, (RegionView*) 0));
233 /* start a new rec box */
235 boost::shared_ptr<AudioTrack> at = _trackview.audio_track();
236 framepos_t const frame_pos = at->current_capture_start ();
237 double const width = ((at->mode() == Destructive) ? 2 : 0);
239 create_rec_box(frame_pos, width);
241 } else if (rec_active &&
242 (_trackview.session()->record_status() != Session::Recording ||
243 !_trackview.track()->record_enabled())) {
244 screen_update_connection.disconnect();
246 rec_updating = false;
251 // cerr << "\tNOT rolling, rec_rects = " << rec_rects.size() << " rec_regions = " << rec_regions.size() << endl;
253 if (!rec_rects.empty() || !rec_regions.empty()) {
255 /* disconnect rapid update */
256 screen_update_connection.disconnect();
257 rec_data_ready_connections.drop_connections ();
258 rec_updating = false;
261 /* remove temp regions */
263 for (list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); ) {
264 list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator tmp;
269 (*iter).first->drop_references ();
276 // cerr << "\tclear " << rec_rects.size() << " rec rects\n";
278 /* transport stopped, clear boxes */
279 for (vector<RecBoxInfo>::iterator iter=rec_rects.begin(); iter != rec_rects.end(); ++iter) {
280 RecBoxInfo &rect = (*iter);
281 delete rect.rectangle;
291 AudioStreamView::rec_peak_range_ready (framepos_t start, framecnt_t cnt, boost::weak_ptr<Source> weak_src)
293 ENSURE_GUI_THREAD (*this, &AudioStreamView::rec_peak_range_ready, start, cnt, weak_src)
295 boost::shared_ptr<Source> src (weak_src.lock());
301 // this is called from the peak building thread
303 if (rec_data_ready_map.size() == 0 || start + cnt > last_rec_data_frame) {
304 last_rec_data_frame = start + cnt;
307 rec_data_ready_map[src] = true;
309 if (rec_data_ready_map.size() == _trackview.track()->n_channels().n_audio()) {
310 update_rec_regions (start, cnt);
311 rec_data_ready_map.clear();
316 AudioStreamView::update_rec_regions (framepos_t start, framecnt_t cnt)
318 if (!UIConfiguration::instance().get_show_waveforms_while_recording ()) {
324 for (list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); n++) {
326 list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator tmp = iter;
329 assert (n < rec_rects.size());
331 if (!rec_rects[n].rectangle->visible()) {
332 /* rect already hidden, this region is done */
337 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion>(iter->first);
344 framecnt_t origlen = region->length();
346 if (region == rec_regions.back().first && rec_active) {
348 if (last_rec_data_frame > region->start()) {
350 framecnt_t nlen = last_rec_data_frame - region->start();
352 if (nlen != region->length()) {
354 region->suspend_property_changes ();
355 region->set_position (_trackview.track()->get_capture_start_frame(n));
356 region->set_length (nlen);
357 region->resume_property_changes ();
360 /* our special initial length */
361 add_region_view_internal (region, false, true);
362 setup_new_rec_layer_time (region);
365 check_record_layers (region, (region->position() - region->start() + start + cnt));
367 /* also update rect */
368 ArdourCanvas::Rectangle * rect = rec_rects[n].rectangle;
369 gdouble xend = _trackview.editor().sample_to_pixel (region->position() + region->length());
375 framecnt_t nlen = _trackview.track()->get_captured_frames(n);
377 if (nlen != region->length()) {
379 if (region->source_length(0) >= region->start() + nlen) {
381 region->suspend_property_changes ();
382 region->set_position (_trackview.track()->get_capture_start_frame(n));
383 region->set_length (nlen);
384 region->resume_property_changes ();
387 /* our special initial length */
388 add_region_view_internal (region, false, true);
392 ArdourCanvas::Item * rect = rec_rects[n].rectangle;
405 AudioStreamView::show_all_fades ()
407 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
408 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
410 arv->set_fade_visibility (true);
416 AudioStreamView::hide_all_fades ()
418 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
419 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
421 arv->set_fade_visibility (false);
426 /** Hide xfades for regions that overlap ar.
427 * @return Pair of lists; first is the AudioRegionViews that start xfades were hidden for,
428 * second is the AudioRegionViews that end xfades were hidden for.
430 pair<list<AudioRegionView*>, list<AudioRegionView*> >
431 AudioStreamView::hide_xfades_with (boost::shared_ptr<AudioRegion> ar)
433 list<AudioRegionView*> start_hidden;
434 list<AudioRegionView*> end_hidden;
436 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
437 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
439 switch (arv->region()->coverage (ar->position(), ar->last_frame())) {
440 case Evoral::OverlapNone:
443 if (arv->start_xfade_visible ()) {
444 start_hidden.push_back (arv);
446 if (arv->end_xfade_visible ()) {
447 end_hidden.push_back (arv);
455 return make_pair (start_hidden, end_hidden);
459 AudioStreamView::color_handler ()
461 //case cAudioTrackBase:
462 if (_trackview.is_track()) {
463 canvas_rect->set_fill_color (UIConfiguration::instance().color_mod ("audio track base", "audio track base"));
466 //case cAudioBusBase:
467 if (!_trackview.is_track()) {
468 if (Profile->get_sae() && _trackview.route()->is_master()) {
469 canvas_rect->set_fill_color (UIConfiguration::instance().color ("audio master bus base"));
471 canvas_rect->set_fill_color (UIConfiguration::instance().color_mod ("audio bus base", "audio bus base"));
477 AudioStreamView::set_selected_points (PointSelection& points)
479 for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
480 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
481 if (arv && arv->get_gain_line ()) {
482 arv->get_gain_line ()->set_selected_points (points);