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/text.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() / samples_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));
308 /* XXX: make a themable colour */
309 fade_in_shape->set_fill_color (RGBA_TO_UINT (45, 45, 45, 20));
314 AudioRegionView::fade_out_active_changed ()
316 if (audio_region()->fade_out_active()) {
317 /* XXX: make a themable colour */
318 fade_out_shape->set_fill_color (RGBA_TO_UINT (45, 45, 45, 90));
320 /* XXX: make a themable colour */
321 fade_out_shape->set_fill_color (RGBA_TO_UINT (45, 45, 45, 20));
327 AudioRegionView::region_scale_amplitude_changed ()
329 for (uint32_t n = 0; n < waves.size(); ++n) {
330 waves[n]->gain_changed ();
335 AudioRegionView::region_renamed ()
337 std::string str = RegionView::make_name ();
339 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
340 str = string ("*") + str;
343 if (_region->muted()) {
344 str = string ("!") + str;
347 set_item_name (str, this);
352 AudioRegionView::region_resized (const PropertyChange& what_changed)
354 AudioGhostRegion* agr;
356 RegionView::region_resized(what_changed);
357 PropertyChange interesting_stuff;
359 interesting_stuff.add (ARDOUR::Properties::start);
360 interesting_stuff.add (ARDOUR::Properties::length);
362 if (what_changed.contains (interesting_stuff)) {
364 for (uint32_t n = 0; n < waves.size(); ++n) {
365 waves[n]->region_resized ();
366 waves[n]->set_region_start (region()->start ());
369 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
370 if ((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
372 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
373 (*w)->region_resized ();
374 (*w)->set_region_start (region()->start ());
379 /* hide transient lines that extend beyond the region end */
381 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
383 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
384 if (l->first > _region->length() - 1) {
394 AudioRegionView::reset_width_dependent_items (double pixel_width)
396 RegionView::reset_width_dependent_items(pixel_width);
397 assert(_pixel_width == pixel_width);
399 if (fade_in_handle) {
400 if (pixel_width <= 6.0 || _height < 5.0 || !trackview.session()->config.get_show_region_fades()) {
401 fade_in_handle->hide();
402 fade_out_handle->hide();
405 fade_in_handle->show();
406 fade_out_handle->show();
410 AnalysisFeatureList analysis_features = _region->transients();
411 AnalysisFeatureList::const_iterator i;
413 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
415 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
417 float x_pos = trackview.editor().sample_to_pixel (*i);
419 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
420 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
424 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
425 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
428 reset_fade_shapes ();
432 AudioRegionView::region_muted ()
434 RegionView::region_muted();
436 for (uint32_t n=0; n < waves.size(); ++n) {
437 if (_region->muted()) {
438 waves[n]->set_outline_color (UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_WaveForm(), MUTED_ALPHA));
440 waves[n]->set_outline_color (ARDOUR_UI::config()->get_canvasvar_WaveForm());
446 AudioRegionView::setup_fade_handle_positions()
448 /* position of fade handle offset from the top of the region view */
449 double const handle_pos = 2;
451 if (fade_in_handle) {
452 fade_in_handle->set_y0 (handle_pos);
453 fade_in_handle->set_y1 (handle_pos + handle_size);
456 if (fade_out_handle) {
457 fade_out_handle->set_y0 (handle_pos);
458 fade_out_handle->set_y1 (handle_pos + handle_size);
463 AudioRegionView::set_height (gdouble height)
465 RegionView::set_height (height);
467 uint32_t wcnt = waves.size();
469 for (uint32_t n = 0; n < wcnt; ++n) {
472 if (height < NAME_HIGHLIGHT_THRESH) {
473 ht = ((height - 2 * wcnt) / (double) wcnt);
475 ht = (((height - 2 * wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
478 gdouble yoff = n * (ht + 1);
480 waves[n]->set_height (ht);
481 waves[n]->set_y_position (yoff + 2);
486 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
489 update_envelope_visibility ();
492 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE) - 2);
495 reset_fade_shapes ();
497 /* Update hights for any active feature lines */
498 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
500 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
502 float pos_x = trackview.editor().sample_to_pixel((*l).first);
504 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
505 ArdourCanvas::Duple (pos_x, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
509 name_text->raise_to_top();
514 AudioRegionView::reset_fade_shapes ()
516 reset_fade_in_shape ();
517 reset_fade_out_shape ();
521 AudioRegionView::reset_fade_in_shape ()
523 reset_fade_in_shape_width (audio_region(), (framecnt_t) audio_region()->fade_in()->back()->when);
527 AudioRegionView::reset_fade_in_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width)
529 if (fade_in_handle == 0) {
533 fade_in_handle->show ();
535 /* smallest size for a fade is 64 frames */
537 width = std::max ((framecnt_t) 64, width);
541 /* round here to prevent little visual glitches with sub-pixel placement */
542 double const pwidth = rint (width / samples_per_pixel);
543 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
546 double const handle_center = pwidth;
548 /* Put the fade in handle so that its left side is at the end-of-fade line */
549 fade_in_handle->set_x0 (handle_center);
550 fade_in_handle->set_x1 (handle_center + handle_size);
554 fade_in_shape->hide();
558 if (trackview.session()->config.get_show_region_fades()) {
559 fade_in_shape->show();
562 float curve[npoints];
563 audio_region()->fade_in()->curve().get_vector (0, audio_region()->fade_in()->back()->when, curve, npoints);
565 points = get_canvas_points ("fade in shape", npoints + 3);
567 if (_height >= NAME_HIGHLIGHT_THRESH) {
568 h = _height - NAME_HIGHLIGHT_SIZE - 2;
573 /* points *MUST* be in anti-clockwise order */
576 double xdelta = pwidth/npoints;
578 for (pi = 0, pc = 0; pc < npoints; ++pc) {
579 (*points)[pi].x = 1 + (pc * xdelta);
580 (*points)[pi++].y = 2 + (h - (curve[pc] * h));
585 (*points)[pi].x = pwidth;
586 (*points)[pi++].y = 2;
589 (*points)[pi++].y = 2;
591 /* connect the dots ... */
593 (*points)[pi] = (*points)[0];
595 fade_in_shape->set (*points);
598 redraw_start_xfade_to ( ar, width);
600 /* ensure trim handle stays on top */
601 if (frame_handle_start) {
602 frame_handle_start->raise_to_top();
608 AudioRegionView::reset_fade_out_shape ()
610 reset_fade_out_shape_width (audio_region(), (framecnt_t) audio_region()->fade_out()->back()->when);
614 AudioRegionView::reset_fade_out_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width)
616 if (fade_out_handle == 0) {
620 fade_out_handle->show ();
622 /* smallest size for a fade is 64 frames */
624 width = std::max ((framecnt_t) 64, width);
628 /* round here to prevent little visual glitches with sub-pixel placement */
629 double const pwidth = rint (width / samples_per_pixel);
630 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
633 double const handle_center = (_region->length() - width) / samples_per_pixel;
635 /* Put the fade out handle so that its right side is at the end-of-fade line;
636 * it's `one out' for precise pixel accuracy.
638 fade_out_handle->set_x0 (handle_center - 5);
639 fade_out_handle->set_x1 (handle_center + 1);
641 /* don't show shape if its too small */
645 fade_out_shape->hide();
649 if (trackview.session()->config.get_show_region_fades()) {
650 fade_out_shape->show();
653 float curve[npoints];
654 audio_region()->fade_out()->curve().get_vector (0, audio_region()->fade_out()->back()->when, curve, npoints);
656 if (_height >= NAME_HIGHLIGHT_THRESH) {
657 h = _height - NAME_HIGHLIGHT_SIZE - 2;
662 /* points *MUST* be in anti-clockwise order */
664 points = get_canvas_points ("fade out shape", npoints + 3);
667 double xdelta = pwidth/npoints;
669 for (pi = 0, pc = 0; pc < npoints; ++pc) {
670 (*points)[pi].x = _pixel_width - pwidth + (pc * xdelta);
671 (*points)[pi++].y = 2 + (h - (curve[pc] * h));
676 (*points)[pi].x = _pixel_width;
677 (*points)[pi++].y = h;
679 (*points)[pi].x = _pixel_width;
680 (*points)[pi++].y = 2;
682 /* connect the dots ... */
684 (*points)[pi] = (*points)[0];
686 fade_out_shape->set (*points);
689 redraw_end_xfade_to (ar, width);
691 /* ensure trim handle stays on top */
692 if (frame_handle_end) {
693 frame_handle_end->raise_to_top();
699 AudioRegionView::get_fade_in_shape_width ()
701 return audio_region()->fade_in()->back()->when;
705 AudioRegionView::get_fade_out_shape_width ()
707 return audio_region()->fade_out()->back()->when;
712 AudioRegionView::set_samples_per_pixel (gdouble fpp)
714 RegionView::set_samples_per_pixel (fpp);
716 if (Config->get_show_waveforms ()) {
717 for (uint32_t n = 0; n < waves.size(); ++n) {
718 waves[n]->set_samples_per_pixel (fpp);
726 reset_fade_shapes ();
730 AudioRegionView::set_amplitude_above_axis (gdouble a)
732 for (uint32_t n=0; n < waves.size(); ++n) {
733 waves[n]->set_amplitude_above_axis (a);
738 AudioRegionView::compute_colors (Gdk::Color const & basic_color)
740 RegionView::compute_colors (basic_color);
742 /* gain color computed in envelope_active_changed() */
744 fade_color = UINT_RGBA_CHANGE_A (fill_color, 120);
748 AudioRegionView::set_colors ()
750 RegionView::set_colors();
753 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->get_canvasvar_GainLine() : ARDOUR_UI::config()->get_canvasvar_GainLineInactive());
756 for (uint32_t n=0; n < waves.size(); ++n) {
757 if (_region->muted()) {
758 waves[n]->set_outline_color (UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_WaveForm(), MUTED_ALPHA));
760 waves[n]->set_outline_color (ARDOUR_UI::config()->get_canvasvar_WaveForm());
763 waves[n]->set_clip_color (ARDOUR_UI::config()->get_canvasvar_WaveFormClip());
764 waves[n]->set_zero_color (ARDOUR_UI::config()->get_canvasvar_ZeroLine());
769 AudioRegionView::setup_waveform_visibility ()
771 if (Config->get_show_waveforms ()) {
772 for (uint32_t n = 0; n < waves.size(); ++n) {
773 /* make sure the zoom level is correct, since we don't update
774 this when waveforms are hidden.
777 // waves[n]->set_samples_per_pixel (_samples_per_pixel);
781 for (uint32_t n = 0; n < waves.size(); ++n) {
788 AudioRegionView::temporarily_hide_envelope ()
796 AudioRegionView::unhide_envelope ()
798 update_envelope_visibility ();
802 AudioRegionView::update_envelope_visibility ()
808 if (Config->get_show_region_gain() || trackview.editor().current_mouse_mode() == Editing::MouseGain) {
809 gain_line->add_visibility (AutomationLine::Line);
816 AudioRegionView::create_waves ()
818 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
819 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
825 ChanCount nchans = atv.track()->n_channels();
827 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
828 // << " and channels = " << nchans.n_audio() << endl;
830 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
831 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
832 tmp_waves.push_back (0);
835 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
839 _data_ready_connections.clear ();
841 for (uint32_t i = 0; i < nchans.n_audio(); ++i) {
842 _data_ready_connections.push_back (0);
845 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
847 if (n >= audio_region()->n_channels()) {
851 // cerr << "\tchannel " << n << endl;
854 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), &_data_ready_connections[n], gui_context())) {
855 // cerr << "\tData is ready\n";
856 create_one_wave (n, true);
858 // cerr << "\tdata is not ready\n";
859 // we'll get a PeaksReady signal from the source in the future
860 // and will call create_one_wave(n) then.
864 // cerr << "\tdon't delay, display today!\n";
865 create_one_wave (n, true);
872 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
874 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
875 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
876 uint32_t nchans = atv.track()->n_channels().n_audio();
878 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
881 if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
882 ht = ((trackview.current_height()) / (double) nchans);
884 ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
887 gdouble yoff = which * ht;
889 WaveView *wave = new WaveView (group, audio_region ());
891 wave->set_channel (which);
892 wave->set_x_position (0);
893 wave->set_y_position (yoff);
894 wave->set_height (ht);
895 wave->set_samples_per_pixel (samples_per_pixel);
898 wave->set_outline_color (_region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_RecWaveForm(), MUTED_ALPHA) : ARDOUR_UI::config()->get_canvasvar_RecWaveForm());
899 wave->set_fill_color (ARDOUR_UI::config()->get_canvasvar_RecWaveFormFill());
901 wave->set_outline_color (_region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_WaveForm(), MUTED_ALPHA) : ARDOUR_UI::config()->get_canvasvar_WaveForm());
902 wave->set_fill_color (ARDOUR_UI::config()->get_canvasvar_WaveFormFill());
905 wave->set_clip_color (ARDOUR_UI::config()->get_canvasvar_WaveFormClip());
906 wave->set_zero_color (ARDOUR_UI::config()->get_canvasvar_ZeroLine());
908 // wave->property_zero_line() = true;
910 wave->set_region_start (_region->start());
912 switch (Config->get_waveform_shape()) {
914 wave->set_shape (WaveView::Rectified);
917 wave->set_shape (WaveView::Normal);
920 wave->set_logscaled (Config->get_waveform_scale() == Logarithmic);
922 if (!Config->get_show_waveforms ()) {
926 /* note: calling this function is serialized by the lock
927 held in the peak building thread that signals that
928 peaks are ready for use *or* by the fact that it is
929 called one by one from the GUI thread.
932 if (which < nchans) {
933 tmp_waves[which] = wave;
935 /* n-channel track, >n-channel source */
938 /* see if we're all ready */
940 for (n = 0; n < nchans; ++n) {
941 if (tmp_waves[n] == 0) {
946 if (n == nwaves && waves.empty()) {
947 /* all waves are ready */
948 tmp_waves.resize(nwaves);
953 /* all waves created, don't hook into peaks ready anymore */
954 delete _data_ready_connections[which];
955 _data_ready_connections[which] = 0;
960 AudioRegionView::peaks_ready_handler (uint32_t which)
962 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&AudioRegionView::create_one_wave, this, which, false));
963 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
967 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
975 /* don't create points that can't be seen */
977 update_envelope_visibility ();
982 item->canvas_to_item (x, y);
984 framepos_t fx = trackview.editor().pixel_to_sample (x);
986 if (fx > _region->length()) {
990 /* compute vertical fractional position */
992 y = 1.0 - (y / (_height - NAME_HIGHLIGHT_SIZE));
994 /* map using gain line */
996 gain_line->view_to_model_coord (x, y);
998 /* XXX STATEFUL: can't convert to stateful diff until we
999 can represent automation data with it.
1002 trackview.session()->begin_reversible_command (_("add gain control point"));
1003 XMLNode &before = audio_region()->envelope()->get_state();
1005 if (!audio_region()->envelope_active()) {
1006 XMLNode ®ion_before = audio_region()->get_state();
1007 audio_region()->set_envelope_active(true);
1008 XMLNode ®ion_after = audio_region()->get_state();
1009 trackview.session()->add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
1012 audio_region()->envelope()->add (fx, y);
1014 XMLNode &after = audio_region()->envelope()->get_state();
1015 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1016 trackview.session()->commit_reversible_command ();
1020 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent */*ev*/)
1022 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1023 audio_region()->envelope()->erase (cp->model());
1027 AudioRegionView::setup_waveform_shape ()
1029 WaveView::Shape shape;
1031 switch (Config->get_waveform_shape()) {
1033 shape = WaveView::Rectified;
1036 shape = WaveView::Normal;
1038 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1039 (*wave)->set_shape (shape);
1044 AudioRegionView::setup_waveform_scale ()
1046 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1047 (*wave)->set_logscaled (Config->get_waveform_scale() == Logarithmic);
1053 AudioRegionView::add_ghost (TimeAxisView& tv)
1055 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1058 double unit_position = _region->position () / samples_per_pixel;
1059 AudioGhostRegion* ghost = new AudioGhostRegion (tv, trackview, unit_position);
1062 nchans = rtv->track()->n_channels().n_audio();
1064 for (uint32_t n = 0; n < nchans; ++n) {
1066 if (n >= audio_region()->n_channels()) {
1070 WaveView *wave = new WaveView (ghost->group, audio_region());
1072 wave->set_channel (n);
1073 wave->set_x_position (0);
1074 wave->set_samples_per_pixel (samples_per_pixel);
1075 wave->set_amplitude_above_axis (_amplitude_above_axis);
1076 wave->set_region_start (_region->start());
1078 ghost->waves.push_back(wave);
1081 ghost->set_height ();
1082 ghost->set_duration (_region->length() / samples_per_pixel);
1083 ghost->set_colors();
1084 ghosts.push_back (ghost);
1090 AudioRegionView::entered (bool internal_editing)
1092 trackview.editor().set_current_trimmable (_region);
1093 trackview.editor().set_current_movable (_region);
1095 if (gain_line && trackview.editor().current_mouse_mode() == Editing::MouseGain) {
1096 gain_line->add_visibility (AutomationLine::ControlPoints);
1099 if (fade_in_handle && !internal_editing) {
1100 fade_in_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 255));
1101 fade_in_handle->set_fill_color (UINT_RGBA_CHANGE_A (fade_color, 255));
1102 fade_out_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 255));
1103 fade_out_handle->set_fill_color (UINT_RGBA_CHANGE_A (fade_color, 255));
1108 AudioRegionView::exited ()
1110 trackview.editor().set_current_trimmable (boost::shared_ptr<Trimmable>());
1111 trackview.editor().set_current_movable (boost::shared_ptr<Movable>());
1113 if (gain_line && trackview.editor().current_mouse_mode() == Editing::MouseGain) {
1114 gain_line->remove_visibility (AutomationLine::ControlPoints);
1117 if (fade_in_handle) {
1118 fade_in_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 0));
1119 fade_in_handle->set_fill_color (UINT_RGBA_CHANGE_A (fade_color, 0));
1120 fade_out_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 0));
1121 fade_out_handle->set_fill_color (UINT_RGBA_CHANGE_A (fade_color, 0));
1126 AudioRegionView::envelope_active_changed ()
1129 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->get_canvasvar_GainLine() : ARDOUR_UI::config()->get_canvasvar_GainLineInactive());
1134 AudioRegionView::color_handler ()
1136 //case cMutedWaveForm:
1138 //case cWaveFormClip:
1142 //case cGainLineInactive:
1144 envelope_active_changed();
1149 AudioRegionView::set_frame_color ()
1155 if (_region->opaque()) {
1161 TimeAxisViewItem::set_frame_color ();
1167 if (_region->muted()) {
1168 wc = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_SelectedWaveForm(), MUTED_ALPHA);
1170 wc = ARDOUR_UI::config()->get_canvasvar_SelectedWaveForm();
1172 fc = ARDOUR_UI::config()->get_canvasvar_SelectedWaveFormFill();
1175 if (_region->muted()) {
1176 wc = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_RecWaveForm(), MUTED_ALPHA);
1178 wc = ARDOUR_UI::config()->get_canvasvar_RecWaveForm();
1180 fc = ARDOUR_UI::config()->get_canvasvar_RecWaveFormFill();
1182 if (_region->muted()) {
1183 wc = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_WaveForm(), MUTED_ALPHA);
1185 wc = ARDOUR_UI::config()->get_canvasvar_WaveForm();
1187 fc = ARDOUR_UI::config()->get_canvasvar_WaveFormFill();
1191 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1192 (*w)->set_outline_color (wc);
1193 if (!_region->muted()) {
1194 (*w)->set_fill_color (fc);
1200 AudioRegionView::set_fade_visibility (bool yn)
1203 if (fade_in_shape) {
1204 fade_in_shape->show();
1206 if (fade_out_shape) {
1207 fade_out_shape->show ();
1209 if (fade_in_handle) {
1210 fade_in_handle->show ();
1212 if (fade_out_handle) {
1213 fade_out_handle->show ();
1216 if (fade_in_shape) {
1217 fade_in_shape->hide();
1219 if (fade_out_shape) {
1220 fade_out_shape->hide ();
1222 if (fade_in_handle) {
1223 fade_in_handle->hide ();
1225 if (fade_out_handle) {
1226 fade_out_handle->hide ();
1232 AudioRegionView::update_coverage_frames (LayerDisplay d)
1234 RegionView::update_coverage_frames (d);
1236 if (fade_in_handle) {
1237 fade_in_handle->raise_to_top ();
1238 fade_out_handle->raise_to_top ();
1243 AudioRegionView::show_region_editor ()
1246 editor = new AudioRegionEditor (trackview.session(), audio_region());
1250 editor->set_position (Gtk::WIN_POS_MOUSE);
1255 AudioRegionView::transients_changed ()
1257 AnalysisFeatureList analysis_features = _region->transients();
1259 while (feature_lines.size() < analysis_features.size()) {
1261 ArdourCanvas::Line* canvas_item = new ArdourCanvas::Line(group);
1263 canvas_item->set (ArdourCanvas::Duple (-1.0, 2.0),
1264 ArdourCanvas::Duple (1.0, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
1266 canvas_item->property_first_arrowhead() = TRUE;
1267 canvas_item->property_last_arrowhead() = TRUE;
1268 canvas_item->property_arrow_shape_a() = 11.0;
1269 canvas_item->property_arrow_shape_b() = 0.0;
1270 canvas_item->property_arrow_shape_c() = 4.0;
1272 canvas_item->raise_to_top ();
1273 canvas_item->show ();
1275 canvas_item->set_data ("regionview", this);
1276 canvas_item->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_feature_line_event), canvas_item, this));
1278 feature_lines.push_back (make_pair(0, canvas_item));
1281 while (feature_lines.size() > analysis_features.size()) {
1282 ArdourCanvas::Line* line = feature_lines.back().second;
1283 feature_lines.pop_back ();
1287 AnalysisFeatureList::const_iterator i;
1288 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1290 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
1292 float *pos = new float;
1293 *pos = trackview.editor().sample_to_pixel (*i);
1296 ArdourCanvas::Duple (*pos, 2.0),
1297 ArdourCanvas::Duple (*pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1)
1300 (*l).second->set_data ("position", pos);
1306 AudioRegionView::update_transient(float /*old_pos*/, float new_pos)
1308 /* Find frame at old pos, calulate new frame then update region transients*/
1309 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1311 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1313 /* Line has been updated in drag so we compare to new_pos */
1315 float* pos = (float*) (*l).second->get_data ("position");
1317 if (rint(new_pos) == rint(*pos)) {
1319 framepos_t old_frame = (*l).first;
1320 framepos_t new_frame = trackview.editor().pixel_to_sample (new_pos);
1322 _region->update_transient (old_frame, new_frame);
1330 AudioRegionView::remove_transient(float pos)
1332 /* Find frame at old pos, calulate new frame then update region transients*/
1333 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1335 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1337 /* Line has been updated in drag so we compare to new_pos */
1338 float *line_pos = (float*) (*l).second->get_data ("position");
1340 if (rint(pos) == rint(*line_pos)) {
1341 _region->remove_transient ((*l).first);
1348 AudioRegionView::thaw_after_trim ()
1350 RegionView::thaw_after_trim ();
1356 AudioRegionView::redraw_start_xfade ()
1358 boost::shared_ptr<AudioRegion> ar (audio_region());
1360 if (!ar->fade_in() || ar->fade_in()->empty()) {
1366 redraw_start_xfade_to (ar, ar->fade_in()->back()->when);
1370 AudioRegionView::redraw_start_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t len)
1372 int32_t const npoints = trackview.editor().sample_to_pixel (len);
1378 if (!start_xfade_in) {
1379 start_xfade_in = new ArdourCanvas::PolyLine (group);
1381 // start_xfade_in->set_width_pixels (1);
1382 start_xfade_in->set_outline_color (ARDOUR_UI::config()->get_canvasvar_GainLine());
1385 if (!start_xfade_out) {
1386 start_xfade_out = new ArdourCanvas::PolyLine (group);
1388 // start_xfade_out->set_width_pixels (1);
1389 uint32_t col = UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_GainLine(), 128);
1390 start_xfade_out->set_outline_color (col);
1393 if (!start_xfade_rect) {
1394 start_xfade_rect = new ArdourCanvas::Rectangle (group);
1396 // start_xfade_rect->property_draw() = true;
1397 start_xfade_rect->set_fill (true);
1398 start_xfade_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade());
1399 start_xfade_rect->set_outline (false);
1400 start_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_start_xfade_event), start_xfade_rect, this));
1401 start_xfade_rect->set_data ("regionview", this);
1404 ArdourCanvas::Points* points = get_canvas_points ("xfade edit redraw", npoints);
1405 boost::scoped_array<float> vec (new float[npoints]);
1407 double effective_height;
1408 if (_height >= NAME_HIGHLIGHT_THRESH) {
1409 effective_height = _height - NAME_HIGHLIGHT_SIZE - 2;
1411 effective_height = _height - 2;
1414 ar->fade_in()->curve().get_vector (0, ar->fade_in()->back()->when, vec.get(), npoints);
1416 for (int i = 0, pci = 0; i < npoints; ++i) {
1417 ArdourCanvas::Duple &p ((*points)[pci++]);
1419 p.y = 1.0 + effective_height - (effective_height * vec.get()[i]);
1422 start_xfade_rect->set (ArdourCanvas::Rect (((*points)[0]).x, 1.0, ((*points)[npoints-1]).x, effective_height));
1423 start_xfade_rect->show ();
1425 start_xfade_in->set (*points);
1426 start_xfade_in->show ();
1427 start_xfade_in->raise_to_top ();
1431 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_in();
1435 for (int i = 0, pci = 0; i < npoints; ++i) {
1436 ArdourCanvas::Duple &p ((*points)[pci++]);
1438 p.y = 1.0 + effective_height - (effective_height * (1.0 - vec.get()[i]));
1443 inverse->curve().get_vector (0, inverse->back()->when, vec.get(), npoints);
1445 for (int i = 0, pci = 0; i < npoints; ++i) {
1446 ArdourCanvas::Duple &p ((*points)[pci++]);
1448 p.y = 1.0 + effective_height - (effective_height * vec.get()[i]);
1452 start_xfade_out->set (*points);
1453 start_xfade_out->show ();
1454 start_xfade_out->raise_to_top ();
1456 start_xfade_rect->raise_to_top (); //this needs to be topmost so the lines don't steal mouse focus
1464 AudioRegionView::redraw_end_xfade ()
1466 boost::shared_ptr<AudioRegion> ar (audio_region());
1468 if (!ar->fade_out() || ar->fade_out()->empty()) {
1474 redraw_end_xfade_to (ar, ar->fade_out()->back()->when);
1478 AudioRegionView::redraw_end_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t len)
1480 int32_t const npoints = trackview.editor().sample_to_pixel (len);
1486 if (!end_xfade_in) {
1487 end_xfade_in = new ArdourCanvas::PolyLine (group);
1489 // end_xfade_in->property_width_pixels() = 1;
1490 end_xfade_in->set_outline_color (ARDOUR_UI::config()->get_canvasvar_GainLine());
1493 if (!end_xfade_out) {
1494 end_xfade_out = new ArdourCanvas::PolyLine (group);
1496 // end_xfade_out->property_width_pixels() = 1;
1497 uint32_t col UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_GainLine(), 128);
1498 end_xfade_out->set_outline_color (col);
1501 if (!end_xfade_rect) {
1502 end_xfade_rect = new ArdourCanvas::Rectangle (group);
1504 // end_xfade_rect->property_draw() = true;
1505 end_xfade_rect->set_fill (true);
1506 end_xfade_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade());
1507 end_xfade_rect->set_outline (0);
1508 end_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_end_xfade_event), end_xfade_rect, this));
1509 end_xfade_rect->set_data ("regionview", this);
1512 Points* points = get_canvas_points ("xfade edit redraw", npoints);
1513 boost::scoped_array<float> vec (new float[npoints]);
1515 ar->fade_out()->curve().get_vector (0, ar->fade_out()->back()->when, vec.get(), npoints);
1517 double rend = trackview.editor().sample_to_pixel (_region->length() - len);
1519 double effective_height;
1520 if (_height >= NAME_HIGHLIGHT_THRESH) {
1521 effective_height = _height - NAME_HIGHLIGHT_SIZE - 2;
1523 effective_height = _height - 2;
1526 for (int i = 0, pci = 0; i < npoints; ++i) {
1527 ArdourCanvas::Duple &p ((*points)[pci++]);
1529 p.y = 1.0 + effective_height - (effective_height * vec.get()[i]);
1532 end_xfade_rect->set (ArdourCanvas::Rect (((*points)[0]).x, 1.0, ((*points)[npoints-1]).x, effective_height));
1533 end_xfade_rect->show ();
1535 end_xfade_in->set (*points);
1536 end_xfade_in->show ();
1537 end_xfade_in->raise_to_top ();
1541 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_out ();
1545 for (int i = 0, pci = 0; i < npoints; ++i) {
1546 ArdourCanvas::Duple &p ((*points)[pci++]);
1548 p.y = 1.0 + effective_height - (effective_height * (1.0 - vec.get()[i]));
1553 inverse->curve().get_vector (inverse->front()->when, inverse->back()->when, vec.get(), npoints);
1555 for (int i = 0, pci = 0; i < npoints; ++i) {
1556 ArdourCanvas::Duple &p ((*points)[pci++]);
1558 p.y = 1.0 + effective_height - (effective_height * vec.get()[i]);
1562 end_xfade_out->set (*points);
1563 end_xfade_out->show ();
1564 end_xfade_out->raise_to_top ();
1566 end_xfade_rect->raise_to_top (); //this needs to be topmost so the lines don't steal mouse focus
1574 AudioRegionView::hide_xfades ()
1576 hide_start_xfade ();
1581 AudioRegionView::hide_start_xfade ()
1583 if (start_xfade_in) {
1584 start_xfade_in->hide();
1586 if (start_xfade_out) {
1587 start_xfade_out->hide();
1589 if (start_xfade_rect) {
1590 start_xfade_rect->hide ();
1593 _start_xfade_visible = false;
1597 AudioRegionView::hide_end_xfade ()
1600 end_xfade_in->hide();
1602 if (end_xfade_out) {
1603 end_xfade_out->hide();
1605 if (end_xfade_rect) {
1606 end_xfade_rect->hide ();
1609 _end_xfade_visible = false;
1613 AudioRegionView::show_start_xfade ()
1615 if (start_xfade_in) {
1616 start_xfade_in->show();
1618 if (start_xfade_out) {
1619 start_xfade_out->show();
1621 if (start_xfade_rect) {
1622 start_xfade_rect->show ();
1625 _start_xfade_visible = true;
1629 AudioRegionView::show_end_xfade ()
1632 end_xfade_in->show();
1634 if (end_xfade_out) {
1635 end_xfade_out->show();
1637 if (end_xfade_rect) {
1638 end_xfade_rect->show ();
1641 _end_xfade_visible = true;
1645 AudioRegionView::show_xfades ()
1647 show_start_xfade ();
1652 AudioRegionView::drag_start ()
1654 TimeAxisViewItem::drag_start ();
1656 //we used to hide xfades here. I don't see the point with the new model, but we can re-implement if needed
1660 AudioRegionView::drag_end ()
1662 TimeAxisViewItem::drag_end ();
1664 //see comment for drag_start
1668 AudioRegionView::parameter_changed (string const & p)
1670 if (p == "show-waveforms") {
1671 setup_waveform_visibility ();
1672 } else if (p == "waveform-scale") {
1673 setup_waveform_scale ();
1674 } else if (p == "waveform-shape") {
1675 setup_waveform_shape ();