2 Copyright (C) 2001-2006 Paul Davis
4 This program is free software; you can r>edistribute 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.
23 #include <boost/scoped_array.hpp>
27 #include <gtkmm2ext/gtk_ui.h>
29 #include "ardour/playlist.h"
30 #include "ardour/audioregion.h"
31 #include "ardour/audiosource.h"
32 #include "ardour/profile.h"
33 #include "ardour/session.h"
35 #include "pbd/memento_command.h"
36 #include "pbd/stacktrace.h"
38 #include "evoral/Curve.hpp"
40 #include "canvas/rectangle.h"
41 #include "canvas/polygon.h"
42 #include "canvas/poly_line.h"
43 #include "canvas/line.h"
44 #include "canvas/pixbuf.h"
46 #include "streamview.h"
47 #include "audio_region_view.h"
48 #include "audio_time_axis.h"
49 #include "public_editor.h"
50 #include "audio_region_editor.h"
51 #include "audio_streamview.h"
52 #include "region_gain_line.h"
53 #include "control_point.h"
54 #include "ghostregion.h"
55 #include "audio_time_axis.h"
57 #include "rgb_macros.h"
58 #include "gui_thread.h"
59 #include "ardour_ui.h"
63 #define MUTED_ALPHA 10
66 using namespace ARDOUR;
68 using namespace Editing;
69 using namespace ArdourCanvas;
71 static const int32_t sync_mark_width = 9;
72 static double const handle_size = 6; /* height of fade handles */
74 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
75 Gdk::Color const & basic_color)
76 : RegionView (parent, tv, r, spu, basic_color)
84 , start_xfade_rect (0)
85 , _start_xfade_visible (false)
89 , _end_xfade_visible (false)
90 , _amplitude_above_axis(1.0)
93 Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioRegionView::parameter_changed, this, _1), gui_context());
96 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
97 Gdk::Color const & basic_color, bool recording, TimeAxisViewItem::Visibility visibility)
98 : RegionView (parent, tv, r, spu, basic_color, recording, visibility)
105 , start_xfade_out (0)
106 , start_xfade_rect (0)
107 , _start_xfade_visible (false)
111 , _end_xfade_visible (false)
112 , _amplitude_above_axis(1.0)
115 Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioRegionView::parameter_changed, this, _1), gui_context());
118 AudioRegionView::AudioRegionView (const AudioRegionView& other, boost::shared_ptr<AudioRegion> other_region)
119 : RegionView (other, boost::shared_ptr<Region> (other_region))
125 , start_xfade_out (0)
126 , start_xfade_rect (0)
127 , _start_xfade_visible (false)
131 , _end_xfade_visible (false)
132 , _amplitude_above_axis (other._amplitude_above_axis)
138 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
139 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
143 Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioRegionView::parameter_changed, this, _1), gui_context());
147 AudioRegionView::init (Gdk::Color const & basic_color, bool wfd)
149 // FIXME: Some redundancy here with RegionView::init. Need to figure out
150 // where order is important and where it isn't...
152 RegionView::init (basic_color, wfd);
154 _amplitude_above_axis = 1.0;
156 compute_colors (basic_color);
160 fade_in_shape = new ArdourCanvas::Polygon (group);
161 fade_in_shape->set_fill_color (fade_color);
162 fade_in_shape->set_data ("regionview", this);
164 fade_out_shape = new ArdourCanvas::Polygon (group);
165 fade_out_shape->set_fill_color (fade_color);
166 fade_out_shape->set_data ("regionview", this);
169 fade_in_handle = new ArdourCanvas::Rectangle (group);
170 fade_in_handle->set_fill_color (UINT_RGBA_CHANGE_A (fill_color, 0));
171 fade_in_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 0));
173 fade_in_handle->set_data ("regionview", this);
175 fade_out_handle = new ArdourCanvas::Rectangle (group);
176 fade_out_handle->set_fill_color (UINT_RGBA_CHANGE_A (fill_color, 0));
177 fade_out_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 0));
179 fade_out_handle->set_data ("regionview", this);
182 setup_fade_handle_positions ();
184 if (!trackview.session()->config.get_show_region_fades()) {
185 set_fade_visibility (false);
188 const string line_name = _region->name() + ":gain";
190 if (!Profile->get_sae()) {
191 gain_line.reset (new AudioRegionGainLine (line_name, *this, *group, audio_region()->envelope()));
194 update_envelope_visibility ();
197 set_height (trackview.current_height());
200 region_sync_changed ();
202 region_resized (ARDOUR::bounds_change);
204 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
205 (*i)->set_duration (_region->length() / frames_per_pixel);
209 envelope_active_changed ();
210 fade_in_active_changed ();
211 fade_out_active_changed ();
213 reset_width_dependent_items (_pixel_width);
215 fade_in_shape->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_event), fade_in_shape, this));
216 if (fade_in_handle) {
217 fade_in_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this));
220 fade_out_shape->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_event), fade_out_shape, this));
222 if (fade_out_handle) {
223 fade_out_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this));
228 setup_waveform_visibility ();
229 setup_waveform_shape ();
230 setup_waveform_scale ();
232 /* XXX sync mark drag? */
235 AudioRegionView::~AudioRegionView ()
237 in_destructor = true;
239 RegionViewGoingAway (this); /* EMIT_SIGNAL */
241 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
245 for (list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator i = feature_lines.begin(); i != feature_lines.end(); ++i) {
246 delete ((*i).second);
249 /* all waveviews etc will be destroyed when the group is destroyed */
252 boost::shared_ptr<ARDOUR::AudioRegion>
253 AudioRegionView::audio_region() const
255 // "Guaranteed" to succeed...
256 return boost::dynamic_pointer_cast<AudioRegion>(_region);
260 AudioRegionView::region_changed (const PropertyChange& what_changed)
262 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_changed, what_changed);
264 RegionView::region_changed (what_changed);
266 if (what_changed.contains (ARDOUR::Properties::scale_amplitude)) {
267 region_scale_amplitude_changed ();
269 if (what_changed.contains (ARDOUR::Properties::fade_in)) {
272 if (what_changed.contains (ARDOUR::Properties::fade_out)) {
275 if (what_changed.contains (ARDOUR::Properties::fade_in_active)) {
276 fade_in_active_changed ();
278 if (what_changed.contains (ARDOUR::Properties::fade_out_active)) {
279 fade_out_active_changed ();
281 if (what_changed.contains (ARDOUR::Properties::envelope_active)) {
282 envelope_active_changed ();
284 if (what_changed.contains (ARDOUR::Properties::valid_transients)) {
285 transients_changed ();
290 AudioRegionView::fade_in_changed ()
292 reset_fade_in_shape ();
296 AudioRegionView::fade_out_changed ()
298 reset_fade_out_shape ();
302 AudioRegionView::fade_in_active_changed ()
304 if (audio_region()->fade_in_active()) {
305 /* XXX: make a themable colour */
306 fade_in_shape->set_fill_color (RGBA_TO_UINT (45, 45, 45, 90));
307 fade_in_shape->set_outline_width (1);
309 /* XXX: make a themable colour */
310 fade_in_shape->set_fill_color (RGBA_TO_UINT (45, 45, 45, 20));
311 fade_in_shape->set_outline_width (1);
316 AudioRegionView::fade_out_active_changed ()
318 if (audio_region()->fade_out_active()) {
319 /* XXX: make a themable colour */
320 fade_out_shape->set_fill_color (RGBA_TO_UINT (45, 45, 45, 90));
321 fade_out_shape->set_outline_width (1);
323 /* XXX: make a themable colour */
324 fade_out_shape->set_fill_color (RGBA_TO_UINT (45, 45, 45, 20));
325 fade_out_shape->set_outline_width (1);
331 AudioRegionView::region_scale_amplitude_changed ()
333 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_scale_amplitude_changed)
335 for (uint32_t n = 0; n < waves.size(); ++n) {
336 waves[n]->rebuild ();
341 AudioRegionView::region_renamed ()
343 std::string str = RegionView::make_name ();
345 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
346 str = string ("*") + str;
349 if (_region->muted()) {
350 str = string ("!") + str;
353 set_item_name (str, this);
358 AudioRegionView::region_resized (const PropertyChange& what_changed)
360 AudioGhostRegion* agr;
362 RegionView::region_resized(what_changed);
363 PropertyChange interesting_stuff;
365 interesting_stuff.add (ARDOUR::Properties::start);
366 interesting_stuff.add (ARDOUR::Properties::length);
368 if (what_changed.contains (interesting_stuff)) {
370 for (uint32_t n = 0; n < waves.size(); ++n) {
371 waves[n]->region_resized ();
372 waves[n]->set_region_start (region()->start ());
375 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
376 if ((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
378 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
379 (*w)->region_resized ();
380 (*w)->set_region_start (region()->start ());
385 /* hide transient lines that extend beyond the region end */
387 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
389 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
390 if (l->first > _region->length() - 1) {
400 AudioRegionView::reset_width_dependent_items (double pixel_width)
402 RegionView::reset_width_dependent_items(pixel_width);
403 assert(_pixel_width == pixel_width);
405 if (fade_in_handle) {
406 if (pixel_width <= 6.0 || _height < 5.0 || !trackview.session()->config.get_show_region_fades()) {
407 fade_in_handle->hide();
408 fade_out_handle->hide();
411 fade_in_handle->show();
412 fade_out_handle->show();
416 AnalysisFeatureList analysis_features = _region->transients();
417 AnalysisFeatureList::const_iterator i;
419 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
421 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
423 float x_pos = trackview.editor().frame_to_pixel (*i);
425 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
426 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
430 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
431 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
434 reset_fade_shapes ();
438 AudioRegionView::region_muted ()
440 RegionView::region_muted();
442 for (uint32_t n=0; n < waves.size(); ++n) {
443 if (_region->muted()) {
444 waves[n]->set_outline_color (UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA));
446 waves[n]->set_outline_color (ARDOUR_UI::config()->canvasvar_WaveForm.get());
452 AudioRegionView::setup_fade_handle_positions()
454 /* position of fade handle offset from the top of the region view */
455 double const handle_pos = 2;
457 if (fade_in_handle) {
458 fade_in_handle->set_y0 (handle_pos);
459 fade_in_handle->set_y1 (handle_pos + handle_size);
462 if (fade_out_handle) {
463 fade_out_handle->set_y0 (handle_pos);
464 fade_out_handle->set_y1 (handle_pos + handle_size);
469 AudioRegionView::set_height (gdouble height)
471 RegionView::set_height (height);
473 uint32_t wcnt = waves.size();
475 for (uint32_t n = 0; n < wcnt; ++n) {
478 if (height < NAME_HIGHLIGHT_THRESH) {
479 ht = ((height - 2 * wcnt) / (double) wcnt);
481 ht = (((height - 2 * wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
484 gdouble yoff = n * (ht + 1);
486 waves[n]->set_height (ht);
487 waves[n]->set_y_position (yoff + 2);
492 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
495 update_envelope_visibility ();
498 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE) - 2);
501 reset_fade_shapes ();
503 /* Update hights for any active feature lines */
504 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
506 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
508 float pos_x = trackview.editor().frame_to_pixel((*l).first);
510 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
511 ArdourCanvas::Duple (pos_x, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
515 name_pixbuf->raise_to_top();
520 AudioRegionView::reset_fade_shapes ()
522 reset_fade_in_shape ();
523 reset_fade_out_shape ();
527 AudioRegionView::reset_fade_in_shape ()
529 reset_fade_in_shape_width (audio_region(), (framecnt_t) audio_region()->fade_in()->back()->when);
533 AudioRegionView::reset_fade_in_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width)
535 if (fade_in_handle == 0) {
539 fade_in_handle->show ();
541 /* smallest size for a fade is 64 frames */
543 width = std::max ((framecnt_t) 64, width);
547 /* round here to prevent little visual glitches with sub-pixel placement */
548 double const pwidth = rint (width / frames_per_pixel);
549 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
552 double const handle_center = pwidth;
554 /* Put the fade in handle so that its left side is at the end-of-fade line */
555 fade_in_handle->set_x0 (handle_center);
556 fade_in_handle->set_x1 (handle_center + handle_size);
560 fade_in_shape->hide();
564 if (trackview.session()->config.get_show_region_fades()) {
565 fade_in_shape->show();
568 float curve[npoints];
569 audio_region()->fade_in()->curve().get_vector (0, audio_region()->fade_in()->back()->when, curve, npoints);
571 points = get_canvas_points ("fade in shape", npoints + 3);
573 if (_height >= NAME_HIGHLIGHT_THRESH) {
574 h = _height - NAME_HIGHLIGHT_SIZE - 2;
579 /* points *MUST* be in anti-clockwise order */
582 double xdelta = pwidth/npoints;
584 for (pi = 0, pc = 0; pc < npoints; ++pc) {
585 (*points)[pi].x = 1 + (pc * xdelta);
586 (*points)[pi++].y = 2 + (h - (curve[pc] * h));
591 (*points)[pi].x = pwidth;
592 (*points)[pi++].y = 2;
595 (*points)[pi++].y = 2;
597 /* connect the dots ... */
599 (*points)[pi] = (*points)[0];
601 fade_in_shape->set (*points);
604 redraw_start_xfade_to ( ar, width);
606 /* ensure trim handle stays on top */
607 if (frame_handle_start) {
608 frame_handle_start->raise_to_top();
614 AudioRegionView::reset_fade_out_shape ()
616 reset_fade_out_shape_width (audio_region(), (framecnt_t) audio_region()->fade_out()->back()->when);
620 AudioRegionView::reset_fade_out_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width)
622 if (fade_out_handle == 0) {
626 fade_out_handle->show ();
628 /* smallest size for a fade is 64 frames */
630 width = std::max ((framecnt_t) 64, width);
634 /* round here to prevent little visual glitches with sub-pixel placement */
635 double const pwidth = rint (width / frames_per_pixel);
636 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
639 double const handle_center = (_region->length() - width) / frames_per_pixel;
641 /* Put the fade out handle so that its right side is at the end-of-fade line;
642 * it's `one out' for precise pixel accuracy.
644 fade_out_handle->set_x0 (handle_center - 5);
645 fade_out_handle->set_x1 (handle_center + 1);
647 /* don't show shape if its too small */
651 fade_out_shape->hide();
655 if (trackview.session()->config.get_show_region_fades()) {
656 fade_out_shape->show();
659 float curve[npoints];
660 audio_region()->fade_out()->curve().get_vector (0, audio_region()->fade_out()->back()->when, curve, npoints);
662 if (_height >= NAME_HIGHLIGHT_THRESH) {
663 h = _height - NAME_HIGHLIGHT_SIZE - 2;
668 /* points *MUST* be in anti-clockwise order */
670 points = get_canvas_points ("fade out shape", npoints + 3);
673 double xdelta = pwidth/npoints;
675 for (pi = 0, pc = 0; pc < npoints; ++pc) {
676 (*points)[pi].x = _pixel_width - pwidth + (pc * xdelta);
677 (*points)[pi++].y = 2 + (h - (curve[pc] * h));
682 (*points)[pi].x = _pixel_width;
683 (*points)[pi++].y = h;
685 (*points)[pi].x = _pixel_width;
686 (*points)[pi++].y = 2;
688 /* connect the dots ... */
690 (*points)[pi] = (*points)[0];
692 fade_out_shape->set (*points);
695 redraw_end_xfade_to (ar, width);
697 /* ensure trim handle stays on top */
698 if (frame_handle_end) {
699 frame_handle_end->raise_to_top();
705 AudioRegionView::get_fade_in_shape_width ()
707 return audio_region()->fade_in()->back()->when;
711 AudioRegionView::get_fade_out_shape_width ()
713 return audio_region()->fade_out()->back()->when;
718 AudioRegionView::set_frames_per_pixel (gdouble fpp)
720 RegionView::set_frames_per_pixel (fpp);
722 if (Config->get_show_waveforms ()) {
723 for (uint32_t n = 0; n < waves.size(); ++n) {
724 waves[n]->set_frames_per_pixel (fpp);
732 reset_fade_shapes ();
736 AudioRegionView::set_amplitude_above_axis (gdouble spp)
738 for (uint32_t n=0; n < waves.size(); ++n) {
739 waves[n]->property_amplitude_above_axis() = spp;
744 AudioRegionView::compute_colors (Gdk::Color const & basic_color)
746 RegionView::compute_colors (basic_color);
748 /* gain color computed in envelope_active_changed() */
750 fade_color = UINT_RGBA_CHANGE_A (fill_color, 120);
754 AudioRegionView::set_colors ()
756 RegionView::set_colors();
759 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
762 for (uint32_t n=0; n < waves.size(); ++n) {
763 if (_region->muted()) {
764 waves[n]->set_outline_color (UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA));
766 waves[n]->set_outline_color (ARDOUR_UI::config()->canvasvar_WaveForm.get());
769 waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
770 waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
775 AudioRegionView::setup_waveform_visibility ()
777 if (Config->get_show_waveforms ()) {
778 for (uint32_t n = 0; n < waves.size(); ++n) {
779 /* make sure the zoom level is correct, since we don't update
780 this when waveforms are hidden.
783 //waves[n]->set_frames_per_pixel (_frames_per_pixel);
787 for (uint32_t n = 0; n < waves.size(); ++n) {
794 AudioRegionView::temporarily_hide_envelope ()
802 AudioRegionView::unhide_envelope ()
804 update_envelope_visibility ();
808 AudioRegionView::update_envelope_visibility ()
814 if (Config->get_show_region_gain() || trackview.editor().current_mouse_mode() == Editing::MouseGain) {
815 gain_line->add_visibility (AutomationLine::Line);
822 AudioRegionView::create_waves ()
824 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
825 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
831 ChanCount nchans = atv.track()->n_channels();
833 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
834 // << " and channels = " << nchans.n_audio() << endl;
836 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
837 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
838 tmp_waves.push_back (0);
841 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
845 _data_ready_connections.clear ();
847 for (uint32_t i = 0; i < nchans.n_audio(); ++i) {
848 _data_ready_connections.push_back (0);
851 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
853 if (n >= audio_region()->n_channels()) {
857 // cerr << "\tchannel " << n << endl;
860 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), &_data_ready_connections[n], gui_context())) {
861 // cerr << "\tData is ready\n";
862 create_one_wave (n, true);
864 // cerr << "\tdata is not ready\n";
865 // we'll get a PeaksReady signal from the source in the future
866 // and will call create_one_wave(n) then.
870 // cerr << "\tdon't delay, display today!\n";
871 create_one_wave (n, true);
878 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
880 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
881 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
882 uint32_t nchans = atv.track()->n_channels().n_audio();
884 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
887 if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
888 ht = ((trackview.current_height()) / (double) nchans);
890 ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
893 gdouble yoff = which * ht;
895 WaveView *wave = new WaveView (group, audio_region ());
897 wave->set_channel (which);
898 wave->set_x_position (0);
899 wave->set_y_position (yoff);
900 wave->set_height (ht);
901 wave->set_frames_per_pixel (frames_per_pixel);
902 wave->property_amplitude_above_axis() = _amplitude_above_axis;
905 wave->set_outline_color (_region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_RecWaveForm.get());
906 wave->set_fill_color (ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get());
908 wave->set_outline_color (_region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_WaveForm.get());
909 wave->set_fill_color (ARDOUR_UI::config()->canvasvar_WaveFormFill.get());
912 wave->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
913 wave->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
915 // wave->property_zero_line() = true;
917 wave->set_region_start (_region->start());
918 wave->property_rectified() = Config->get_waveform_shape() == Rectified;
919 wave->property_logscaled() = Config->get_waveform_scale() == Logarithmic;
921 if (!Config->get_show_waveforms ()) {
925 /* note: calling this function is serialized by the lock
926 held in the peak building thread that signals that
927 peaks are ready for use *or* by the fact that it is
928 called one by one from the GUI thread.
931 if (which < nchans) {
932 tmp_waves[which] = wave;
934 /* n-channel track, >n-channel source */
937 /* see if we're all ready */
939 for (n = 0; n < nchans; ++n) {
940 if (tmp_waves[n] == 0) {
945 if (n == nwaves && waves.empty()) {
946 /* all waves are ready */
947 tmp_waves.resize(nwaves);
952 /* all waves created, don't hook into peaks ready anymore */
953 delete _data_ready_connections[which];
954 _data_ready_connections[which] = 0;
959 AudioRegionView::peaks_ready_handler (uint32_t which)
961 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&AudioRegionView::create_one_wave, this, which, false));
962 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
966 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
974 /* don't create points that can't be seen */
976 update_envelope_visibility ();
981 item->canvas_to_item (x, y);
983 framepos_t fx = trackview.editor().pixel_to_frame (x);
985 if (fx > _region->length()) {
989 /* compute vertical fractional position */
991 y = 1.0 - (y / (_height - NAME_HIGHLIGHT_SIZE));
993 /* map using gain line */
995 gain_line->view_to_model_coord (x, y);
997 /* XXX STATEFUL: can't convert to stateful diff until we
998 can represent automation data with it.
1001 trackview.session()->begin_reversible_command (_("add gain control point"));
1002 XMLNode &before = audio_region()->envelope()->get_state();
1004 if (!audio_region()->envelope_active()) {
1005 XMLNode ®ion_before = audio_region()->get_state();
1006 audio_region()->set_envelope_active(true);
1007 XMLNode ®ion_after = audio_region()->get_state();
1008 trackview.session()->add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
1011 audio_region()->envelope()->add (fx, y);
1013 XMLNode &after = audio_region()->envelope()->get_state();
1014 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1015 trackview.session()->commit_reversible_command ();
1019 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent */*ev*/)
1021 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1022 audio_region()->envelope()->erase (cp->model());
1026 AudioRegionView::setup_waveform_shape ()
1028 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1029 (*wave)->property_rectified() = Config->get_waveform_shape() == Rectified;
1034 AudioRegionView::setup_waveform_scale ()
1036 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1037 (*wave)->property_logscaled() = Config->get_waveform_scale() == Logarithmic;
1043 AudioRegionView::add_ghost (TimeAxisView& tv)
1045 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1048 double unit_position = _region->position () / frames_per_pixel;
1049 AudioGhostRegion* ghost = new AudioGhostRegion (tv, trackview, unit_position);
1052 nchans = rtv->track()->n_channels().n_audio();
1054 for (uint32_t n = 0; n < nchans; ++n) {
1056 if (n >= audio_region()->n_channels()) {
1060 WaveView *wave = new WaveView (ghost->group, audio_region());
1062 wave->set_channel (n);
1063 wave->set_x_position (0);
1064 wave->set_frames_per_pixel (frames_per_pixel);
1065 wave->property_amplitude_above_axis() = _amplitude_above_axis;
1066 wave->set_region_start (_region->start());
1068 ghost->waves.push_back(wave);
1071 ghost->set_height ();
1072 ghost->set_duration (_region->length() / frames_per_pixel);
1073 ghost->set_colors();
1074 ghosts.push_back (ghost);
1080 AudioRegionView::entered (bool internal_editing)
1082 trackview.editor().set_current_trimmable (_region);
1083 trackview.editor().set_current_movable (_region);
1085 if (gain_line && trackview.editor().current_mouse_mode() == Editing::MouseGain) {
1086 gain_line->add_visibility (AutomationLine::ControlPoints);
1089 if (fade_in_handle && !internal_editing) {
1090 fade_in_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 255));
1091 fade_in_handle->set_fill_color (UINT_RGBA_CHANGE_A (fade_color, 255));
1092 fade_out_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 255));
1093 fade_out_handle->set_fill_color (UINT_RGBA_CHANGE_A (fade_color, 255));
1098 AudioRegionView::exited ()
1100 trackview.editor().set_current_trimmable (boost::shared_ptr<Trimmable>());
1101 trackview.editor().set_current_movable (boost::shared_ptr<Movable>());
1103 if (gain_line && trackview.editor().current_mouse_mode() == Editing::MouseGain) {
1104 gain_line->remove_visibility (AutomationLine::ControlPoints);
1107 if (fade_in_handle) {
1108 fade_in_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 0));
1109 fade_in_handle->set_fill_color (UINT_RGBA_CHANGE_A (fade_color, 0));
1110 fade_out_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 0));
1111 fade_out_handle->set_fill_color (UINT_RGBA_CHANGE_A (fade_color, 0));
1116 AudioRegionView::envelope_active_changed ()
1119 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
1124 AudioRegionView::color_handler ()
1126 //case cMutedWaveForm:
1128 //case cWaveFormClip:
1132 //case cGainLineInactive:
1134 envelope_active_changed();
1139 AudioRegionView::set_frame_color ()
1145 if (_region->opaque()) {
1151 TimeAxisViewItem::set_frame_color ();
1157 if (_region->muted()) {
1158 wc = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get(), MUTED_ALPHA);
1160 wc = ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get();
1162 fc = ARDOUR_UI::config()->canvasvar_SelectedWaveFormFill.get();
1165 if (_region->muted()) {
1166 wc = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA);
1168 wc = ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
1170 fc = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
1172 if (_region->muted()) {
1173 wc = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
1175 wc = ARDOUR_UI::config()->canvasvar_WaveForm.get();
1177 fc = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
1181 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1182 (*w)->set_outline_color (wc);
1183 if (!_region->muted()) {
1184 (*w)->set_fill_color (fc);
1190 AudioRegionView::set_fade_visibility (bool yn)
1193 if (fade_in_shape) {
1194 fade_in_shape->show();
1196 if (fade_out_shape) {
1197 fade_out_shape->show ();
1199 if (fade_in_handle) {
1200 fade_in_handle->show ();
1202 if (fade_out_handle) {
1203 fade_out_handle->show ();
1206 if (fade_in_shape) {
1207 fade_in_shape->hide();
1209 if (fade_out_shape) {
1210 fade_out_shape->hide ();
1212 if (fade_in_handle) {
1213 fade_in_handle->hide ();
1215 if (fade_out_handle) {
1216 fade_out_handle->hide ();
1222 AudioRegionView::update_coverage_frames (LayerDisplay d)
1224 RegionView::update_coverage_frames (d);
1226 if (fade_in_handle) {
1227 fade_in_handle->raise_to_top ();
1228 fade_out_handle->raise_to_top ();
1233 AudioRegionView::show_region_editor ()
1236 editor = new AudioRegionEditor (trackview.session(), audio_region());
1240 editor->set_position (Gtk::WIN_POS_MOUSE);
1245 AudioRegionView::transients_changed ()
1247 AnalysisFeatureList analysis_features = _region->transients();
1249 while (feature_lines.size() < analysis_features.size()) {
1251 ArdourCanvas::Line* canvas_item = new ArdourCanvas::Line(group);
1253 canvas_item->set (ArdourCanvas::Duple (-1.0, 2.0),
1254 ArdourCanvas::Duple (1.0, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
1256 canvas_item->set_outline_width (1);
1257 canvas_item->property_first_arrowhead() = TRUE;
1258 canvas_item->property_last_arrowhead() = TRUE;
1259 canvas_item->property_arrow_shape_a() = 11.0;
1260 canvas_item->property_arrow_shape_b() = 0.0;
1261 canvas_item->property_arrow_shape_c() = 4.0;
1263 canvas_item->raise_to_top ();
1264 canvas_item->show ();
1266 canvas_item->set_data ("regionview", this);
1267 canvas_item->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_feature_line_event), canvas_item, this));
1269 feature_lines.push_back (make_pair(0, canvas_item));
1272 while (feature_lines.size() > analysis_features.size()) {
1273 ArdourCanvas::Line* line = feature_lines.back().second;
1274 feature_lines.pop_back ();
1278 AnalysisFeatureList::const_iterator i;
1279 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1281 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
1283 float *pos = new float;
1284 *pos = trackview.editor().frame_to_pixel (*i);
1287 ArdourCanvas::Duple (*pos, 2.0),
1288 ArdourCanvas::Duple (*pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1)
1291 (*l).second->set_data ("position", pos);
1297 AudioRegionView::update_transient(float /*old_pos*/, float new_pos)
1299 /* Find frame at old pos, calulate new frame then update region transients*/
1300 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1302 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1304 /* Line has been updated in drag so we compare to new_pos */
1306 float* pos = (float*) (*l).second->get_data ("position");
1308 if (rint(new_pos) == rint(*pos)) {
1310 framepos_t old_frame = (*l).first;
1311 framepos_t new_frame = trackview.editor().pixel_to_frame (new_pos);
1313 _region->update_transient (old_frame, new_frame);
1321 AudioRegionView::remove_transient(float pos)
1323 /* Find frame at old pos, calulate new frame then update region transients*/
1324 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1326 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1328 /* Line has been updated in drag so we compare to new_pos */
1329 float *line_pos = (float*) (*l).second->get_data ("position");
1331 if (rint(pos) == rint(*line_pos)) {
1332 _region->remove_transient ((*l).first);
1339 AudioRegionView::thaw_after_trim ()
1341 RegionView::thaw_after_trim ();
1347 AudioRegionView::redraw_start_xfade ()
1349 boost::shared_ptr<AudioRegion> ar (audio_region());
1351 if (!ar->fade_in() || ar->fade_in()->empty()) {
1357 redraw_start_xfade_to (ar, ar->fade_in()->back()->when);
1361 AudioRegionView::redraw_start_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t len)
1363 int32_t const npoints = trackview.editor().frame_to_pixel (len);
1369 if (!start_xfade_in) {
1370 start_xfade_in = new ArdourCanvas::PolyLine (group);
1372 // start_xfade_in->set_width_pixels (1);
1373 start_xfade_in->set_outline_color (ARDOUR_UI::config()->canvasvar_GainLine.get());
1376 if (!start_xfade_out) {
1377 start_xfade_out = new ArdourCanvas::PolyLine (group);
1379 // start_xfade_out->set_width_pixels (1);
1380 uint32_t col = UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->canvasvar_GainLine.get(), 128);
1381 start_xfade_out->set_outline_color (col);
1384 if (!start_xfade_rect) {
1385 start_xfade_rect = new ArdourCanvas::Rectangle (group);
1387 // start_xfade_rect->property_draw() = true;
1388 start_xfade_rect->set_fill (true);
1389 start_xfade_rect->set_fill_color (ARDOUR_UI::config()->canvasvar_ActiveCrossfade.get());
1390 start_xfade_rect->set_outline (false);
1391 start_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_start_xfade_event), start_xfade_rect, this));
1392 start_xfade_rect->set_data ("regionview", this);
1395 ArdourCanvas::Points* points = get_canvas_points ("xfade edit redraw", npoints);
1396 boost::scoped_array<float> vec (new float[npoints]);
1398 double effective_height;
1399 if (_height >= NAME_HIGHLIGHT_THRESH) {
1400 effective_height = _height - NAME_HIGHLIGHT_SIZE - 2;
1402 effective_height = _height - 2;
1405 ar->fade_in()->curve().get_vector (0, ar->fade_in()->back()->when, vec.get(), npoints);
1407 for (int i = 0, pci = 0; i < npoints; ++i) {
1408 ArdourCanvas::Duple &p ((*points)[pci++]);
1410 p.y = 1.0 + effective_height - (effective_height * vec.get()[i]);
1413 start_xfade_rect->set (ArdourCanvas::Rect (((*points)[0]).x, 1.0, ((*points)[npoints-1]).x, effective_height));
1414 start_xfade_rect->show ();
1416 start_xfade_in->set (*points);
1417 start_xfade_in->show ();
1418 start_xfade_in->raise_to_top ();
1422 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_in();
1426 for (int i = 0, pci = 0; i < npoints; ++i) {
1427 ArdourCanvas::Duple &p ((*points)[pci++]);
1429 p.y = 1.0 + effective_height - (effective_height * (1.0 - vec.get()[i]));
1434 inverse->curve().get_vector (0, inverse->back()->when, vec.get(), npoints);
1436 for (int i = 0, pci = 0; i < npoints; ++i) {
1437 ArdourCanvas::Duple &p ((*points)[pci++]);
1439 p.y = 1.0 + effective_height - (effective_height * vec.get()[i]);
1443 start_xfade_out->set (*points);
1444 start_xfade_out->show ();
1445 start_xfade_out->raise_to_top ();
1447 start_xfade_rect->raise_to_top (); //this needs to be topmost so the lines don't steal mouse focus
1455 AudioRegionView::redraw_end_xfade ()
1457 boost::shared_ptr<AudioRegion> ar (audio_region());
1459 if (!ar->fade_out() || ar->fade_out()->empty()) {
1465 redraw_end_xfade_to (ar, ar->fade_out()->back()->when);
1469 AudioRegionView::redraw_end_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t len)
1471 int32_t const npoints = trackview.editor().frame_to_pixel (len);
1477 if (!end_xfade_in) {
1478 end_xfade_in = new ArdourCanvas::PolyLine (group);
1480 // end_xfade_in->property_width_pixels() = 1;
1481 end_xfade_in->set_outline_color (ARDOUR_UI::config()->canvasvar_GainLine.get());
1484 if (!end_xfade_out) {
1485 end_xfade_out = new ArdourCanvas::PolyLine (group);
1487 // end_xfade_out->property_width_pixels() = 1;
1488 uint32_t col UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->canvasvar_GainLine.get(), 128);
1489 end_xfade_out->set_outline_color (col);
1492 if (!end_xfade_rect) {
1493 end_xfade_rect = new ArdourCanvas::Rectangle (group);
1495 // end_xfade_rect->property_draw() = true;
1496 end_xfade_rect->set_fill (true);
1497 end_xfade_rect->set_fill_color (ARDOUR_UI::config()->canvasvar_ActiveCrossfade.get());
1498 end_xfade_rect->set_outline (0);
1499 end_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_end_xfade_event), end_xfade_rect, this));
1500 end_xfade_rect->set_data ("regionview", this);
1503 Points* points = get_canvas_points ("xfade edit redraw", npoints);
1504 boost::scoped_array<float> vec (new float[npoints]);
1506 ar->fade_out()->curve().get_vector (0, ar->fade_out()->back()->when, vec.get(), npoints);
1508 double rend = trackview.editor().frame_to_pixel (_region->length() - len);
1510 double effective_height;
1511 if (_height >= NAME_HIGHLIGHT_THRESH) {
1512 effective_height = _height - NAME_HIGHLIGHT_SIZE - 2;
1514 effective_height = _height - 2;
1517 for (int i = 0, pci = 0; i < npoints; ++i) {
1518 ArdourCanvas::Duple &p ((*points)[pci++]);
1520 p.y = 1.0 + effective_height - (effective_height * vec.get()[i]);
1523 end_xfade_rect->set (ArdourCanvas::Rect (((*points)[0]).x, 1.0, ((*points)[npoints-1]).x, effective_height));
1524 end_xfade_rect->show ();
1526 end_xfade_in->set (*points);
1527 end_xfade_in->show ();
1528 end_xfade_in->raise_to_top ();
1532 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_out ();
1536 for (int i = 0, pci = 0; i < npoints; ++i) {
1537 ArdourCanvas::Duple &p ((*points)[pci++]);
1539 p.y = 1.0 + effective_height - (effective_height * (1.0 - vec.get()[i]));
1544 inverse->curve().get_vector (inverse->front()->when, inverse->back()->when, vec.get(), npoints);
1546 for (int i = 0, pci = 0; i < npoints; ++i) {
1547 ArdourCanvas::Duple &p ((*points)[pci++]);
1549 p.y = 1.0 + effective_height - (effective_height * vec.get()[i]);
1553 end_xfade_out->set (*points);
1554 end_xfade_out->show ();
1555 end_xfade_out->raise_to_top ();
1557 end_xfade_rect->raise_to_top (); //this needs to be topmost so the lines don't steal mouse focus
1565 AudioRegionView::hide_xfades ()
1567 hide_start_xfade ();
1572 AudioRegionView::hide_start_xfade ()
1574 if (start_xfade_in) {
1575 start_xfade_in->hide();
1577 if (start_xfade_out) {
1578 start_xfade_out->hide();
1580 if (start_xfade_rect) {
1581 start_xfade_rect->hide ();
1584 _start_xfade_visible = false;
1588 AudioRegionView::hide_end_xfade ()
1591 end_xfade_in->hide();
1593 if (end_xfade_out) {
1594 end_xfade_out->hide();
1596 if (end_xfade_rect) {
1597 end_xfade_rect->hide ();
1600 _end_xfade_visible = false;
1604 AudioRegionView::show_start_xfade ()
1606 if (start_xfade_in) {
1607 start_xfade_in->show();
1609 if (start_xfade_out) {
1610 start_xfade_out->show();
1612 if (start_xfade_rect) {
1613 start_xfade_rect->show ();
1616 _start_xfade_visible = true;
1620 AudioRegionView::show_end_xfade ()
1623 end_xfade_in->show();
1625 if (end_xfade_out) {
1626 end_xfade_out->show();
1628 if (end_xfade_rect) {
1629 end_xfade_rect->show ();
1632 _end_xfade_visible = true;
1636 AudioRegionView::show_xfades ()
1638 show_start_xfade ();
1643 AudioRegionView::drag_start ()
1645 TimeAxisViewItem::drag_start ();
1647 //we used to hide xfades here. I don't see the point with the new model, but we can re-implement if needed
1651 AudioRegionView::drag_end ()
1653 TimeAxisViewItem::drag_end ();
1655 //see comment for drag_start
1659 AudioRegionView::parameter_changed (string const & p)
1661 if (p == "show-waveforms") {
1662 setup_waveform_visibility ();
1663 } else if (p == "waveform-scale") {
1664 setup_waveform_scale ();
1665 } else if (p == "waveform-shape") {
1666 setup_waveform_shape ();