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 ::add_region_view_internal") << endmsg;
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) {
145 // for (list<RegionView *>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
146 // if ((*i)->region() == r) {
147 // cerr << "audio_streamview in add_region_view_internal region found" << endl;
148 /* great. we already have a AudioRegionView for this Region. use it again. */
150 // (*i)->set_valid (true);
152 // this might not be necessary
153 // AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
156 // arv->set_waveform_scale (_waveform_scale);
157 // arv->set_waveform_shape (_waveform_shape);
165 region_views.push_front (region_view);
167 if (_trackview.editor().internal_editing()) {
168 region_view->hide_rect ();
170 region_view->show_rect ();
173 /* catch region going away */
175 r->DropReferences.connect (*this, invalidator (*this), boost::bind (&AudioStreamView::remove_region_view, this, boost::weak_ptr<Region> (r)), gui_context());
177 RegionViewAdded (region_view);
183 AudioStreamView::redisplay_track ()
185 list<RegionView *>::iterator i;
187 // Flag region views as invalid and disable drawing
188 for (i = region_views.begin(); i != region_views.end(); ++i) {
189 (*i)->set_valid (false);
190 (*i)->enable_display (false);
193 // Add and display views, and flag them as valid
194 if (_trackview.is_audio_track()) {
195 _trackview.track()->playlist()->foreach_region(
196 sigc::hide_return (sigc::mem_fun (*this, &StreamView::add_region_view))
200 // Stack regions by layer, and remove invalid regions
205 AudioStreamView::setup_rec_box ()
207 //cerr << _trackview.name() << " streamview SRB region_views.size() = " << region_views.size() << endl;
209 if (_trackview.session()->transport_rolling()) {
211 // cerr << "\trolling\n";
214 _trackview.session()->record_status() == Session::Recording &&
215 _trackview.track()->record_enabled()) {
216 if (_trackview.audio_track()->mode() == Normal && Config->get_show_waveforms_while_recording() && rec_regions.size() == rec_rects.size()) {
218 /* add a new region, but don't bother if they set show-waveforms-while-recording mid-record */
222 rec_data_ready_connections.drop_connections ();
223 boost::shared_ptr<AudioTrack> tr = _trackview.audio_track();
225 for (uint32_t n = 0; n < tr->n_channels().n_audio(); ++n) {
226 boost::shared_ptr<AudioFileSource> src = tr->write_source (n);
228 sources.push_back (src);
229 src->PeakRangeReady.connect (rec_data_ready_connections,
231 boost::bind (&AudioStreamView::rec_peak_range_ready, this, _1, _2, boost::weak_ptr<Source>(src)),
238 framepos_t start = 0;
239 if (rec_regions.size() > 0) {
240 start = rec_regions.back().first->start()
241 + _trackview.track()->get_captured_frames(rec_regions.size()-1);
246 plist.add (Properties::start, start);
247 plist.add (Properties::length, 1);
248 plist.add (Properties::name, string());
249 plist.add (Properties::layer, 0);
251 boost::shared_ptr<AudioRegion> region (
252 boost::dynamic_pointer_cast<AudioRegion>(RegionFactory::create (sources, plist, false)));
255 region->set_position (_trackview.session()->transport_frame());
256 rec_regions.push_back (make_pair(region, (RegionView*) 0));
259 /* start a new rec box */
261 boost::shared_ptr<AudioTrack> at;
263 at = _trackview.audio_track(); /* we know what it is already */
264 framepos_t const frame_pos = at->current_capture_start ();
265 gdouble xstart = _trackview.editor().sample_to_pixel (frame_pos);
266 gdouble xend = xstart; /* keeps gcc optimized happy, really set in switch() below */
269 switch (_trackview.audio_track()->mode()) {
273 fill_color = ARDOUR_UI::config()->get_canvasvar_RecordingRect();
278 fill_color = ARDOUR_UI::config()->get_canvasvar_RecordingRect();
279 /* make the recording rect translucent to allow
280 the user to see the peak data coming in, etc.
282 fill_color = UINT_RGBA_CHANGE_A (fill_color, 120);
286 ArdourCanvas::Rectangle * rec_rect = new ArdourCanvas::Rectangle (_canvas_group);
287 rec_rect->set_x0 (xstart);
288 rec_rect->set_y0 (1);
289 rec_rect->set_x1 (xend);
290 rec_rect->set_y1 (child_height ());
291 rec_rect->set_outline_what (ArdourCanvas::Rectangle::What (0));
292 rec_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_TimeAxisFrame());
293 rec_rect->set_fill_color (fill_color);
294 rec_rect->lower_to_bottom();
297 recbox.rectangle = rec_rect;
298 recbox.start = _trackview.session()->transport_frame();
301 rec_rects.push_back (recbox);
303 screen_update_connection.disconnect();
304 screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (
305 sigc::mem_fun (*this, &AudioStreamView::update_rec_box));
309 } else if (rec_active &&
310 (_trackview.session()->record_status() != Session::Recording ||
311 !_trackview.track()->record_enabled())) {
312 screen_update_connection.disconnect();
314 rec_updating = false;
319 // cerr << "\tNOT rolling, rec_rects = " << rec_rects.size() << " rec_regions = " << rec_regions.size() << endl;
321 if (!rec_rects.empty() || !rec_regions.empty()) {
323 /* disconnect rapid update */
324 screen_update_connection.disconnect();
325 rec_data_ready_connections.drop_connections ();
326 rec_updating = false;
329 /* remove temp regions */
331 for (list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); ) {
332 list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator tmp;
337 (*iter).first->drop_references ();
344 // cerr << "\tclear " << rec_rects.size() << " rec rects\n";
346 /* transport stopped, clear boxes */
347 for (vector<RecBoxInfo>::iterator iter=rec_rects.begin(); iter != rec_rects.end(); ++iter) {
348 RecBoxInfo &rect = (*iter);
349 delete rect.rectangle;
359 AudioStreamView::rec_peak_range_ready (framepos_t start, framecnt_t cnt, boost::weak_ptr<Source> weak_src)
361 ENSURE_GUI_THREAD (*this, &AudioStreamView::rec_peak_range_ready, start, cnt, weak_src)
363 boost::shared_ptr<Source> src (weak_src.lock());
369 // this is called from the peak building thread
371 if (rec_data_ready_map.size() == 0 || start + cnt > last_rec_data_frame) {
372 last_rec_data_frame = start + cnt;
375 rec_data_ready_map[src] = true;
377 if (rec_data_ready_map.size() == _trackview.track()->n_channels().n_audio()) {
378 update_rec_regions (start, cnt);
379 rec_data_ready_map.clear();
384 AudioStreamView::update_rec_regions (framepos_t start, framecnt_t cnt)
386 if (!Config->get_show_waveforms_while_recording ()) {
392 for (list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); n++) {
394 list<pair<boost::shared_ptr<Region>,RegionView*> >::iterator tmp = iter;
397 assert (n < rec_rects.size());
399 if (!rec_rects[n].rectangle->visible()) {
400 /* rect already hidden, this region is done */
405 boost::shared_ptr<AudioRegion> region = boost::dynamic_pointer_cast<AudioRegion>(iter->first);
412 framecnt_t origlen = region->length();
414 if (region == rec_regions.back().first && rec_active) {
416 if (last_rec_data_frame > region->start()) {
418 framecnt_t nlen = last_rec_data_frame - region->start();
420 if (nlen != region->length()) {
422 region->suspend_property_changes ();
423 region->set_position (_trackview.track()->get_capture_start_frame(n));
424 region->set_length (nlen);
425 region->resume_property_changes ();
428 /* our special initial length */
429 add_region_view_internal (region, false, true);
430 setup_new_rec_layer_time (region);
433 check_record_layers (region, (region->position() - region->start() + start + cnt));
435 /* also update rect */
436 ArdourCanvas::Rectangle * rect = rec_rects[n].rectangle;
437 gdouble xend = _trackview.editor().sample_to_pixel (region->position() + region->length());
443 framecnt_t nlen = _trackview.track()->get_captured_frames(n);
445 if (nlen != region->length()) {
447 if (region->source_length(0) >= region->start() + nlen) {
449 region->suspend_property_changes ();
450 region->set_position (_trackview.track()->get_capture_start_frame(n));
451 region->set_length (nlen);
452 region->resume_property_changes ();
455 /* our special initial length */
456 add_region_view_internal (region, false, true);
460 ArdourCanvas::Item * rect = rec_rects[n].rectangle;
473 AudioStreamView::show_all_fades ()
475 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
476 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
478 arv->set_fade_visibility (true);
484 AudioStreamView::hide_all_fades ()
486 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
487 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
489 arv->set_fade_visibility (false);
494 /** Hide xfades for regions that overlap ar.
495 * @return Pair of lists; first is the AudioRegionViews that start xfades were hidden for,
496 * second is the AudioRegionViews that end xfades were hidden for.
498 pair<list<AudioRegionView*>, list<AudioRegionView*> >
499 AudioStreamView::hide_xfades_with (boost::shared_ptr<AudioRegion> ar)
501 list<AudioRegionView*> start_hidden;
502 list<AudioRegionView*> end_hidden;
504 for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
505 AudioRegionView* const arv = dynamic_cast<AudioRegionView*>(*i);
507 switch (arv->region()->coverage (ar->position(), ar->last_frame())) {
508 case Evoral::OverlapNone:
511 if (arv->start_xfade_visible ()) {
512 start_hidden.push_back (arv);
514 if (arv->end_xfade_visible ()) {
515 end_hidden.push_back (arv);
523 return make_pair (start_hidden, end_hidden);
527 AudioStreamView::color_handler ()
529 //case cAudioTrackBase:
530 if (_trackview.is_track()) {
531 canvas_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_AudioTrackBase());
534 //case cAudioBusBase:
535 if (!_trackview.is_track()) {
536 if (Profile->get_sae() && _trackview.route()->is_master()) {
537 canvas_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_AudioMasterBusBase());
539 canvas_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_AudioBusBase());