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.
25 #include <gtkmm2ext/gtk_ui.h>
27 #include "ardour/playlist.h"
28 #include "ardour/audioregion.h"
29 #include "ardour/audiosource.h"
30 #include "ardour/profile.h"
31 #include "ardour/session.h"
33 #include "pbd/memento_command.h"
34 #include "pbd/stacktrace.h"
36 #include "evoral/Curve.hpp"
38 #include "streamview.h"
39 #include "audio_region_view.h"
40 #include "audio_time_axis.h"
41 #include "simplerect.h"
42 #include "simpleline.h"
44 #include "public_editor.h"
45 #include "audio_region_editor.h"
46 #include "region_gain_line.h"
47 #include "control_point.h"
48 #include "ghostregion.h"
49 #include "audio_time_axis.h"
51 #include "rgb_macros.h"
52 #include "gui_thread.h"
53 #include "ardour_ui.h"
57 #define MUTED_ALPHA 10
60 using namespace ARDOUR;
62 using namespace Editing;
63 using namespace ArdourCanvas;
65 static const int32_t sync_mark_width = 9;
67 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
68 Gdk::Color const & basic_color)
69 : RegionView (parent, tv, r, spu, basic_color)
77 , _amplitude_above_axis(1.0)
84 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
85 Gdk::Color const & basic_color, bool recording, TimeAxisViewItem::Visibility visibility)
86 : RegionView (parent, tv, r, spu, basic_color, recording, visibility)
94 , _amplitude_above_axis(1.0)
101 AudioRegionView::AudioRegionView (const AudioRegionView& other)
102 : sigc::trackable(other)
110 , _amplitude_above_axis(1.0)
117 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
118 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
123 AudioRegionView::AudioRegionView (const AudioRegionView& other, boost::shared_ptr<AudioRegion> other_region)
124 : RegionView (other, boost::shared_ptr<Region> (other_region))
131 , _amplitude_above_axis(1.0)
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);
145 AudioRegionView::init (Gdk::Color const & basic_color, bool wfd)
147 // FIXME: Some redundancy here with RegionView::init. Need to figure out
148 // where order is important and where it isn't...
150 RegionView::init (basic_color, wfd);
154 _amplitude_above_axis = 1.0;
158 if ((node = _region->extra_xml ("GUI")) != 0) {
161 _flags = WaveformVisible;
165 /* make envelope visible if it has anything interesting in it */
166 if (audio_region()->envelope()->size() > 2) {
167 _flags |= EnvelopeVisible;
170 compute_colors (basic_color);
174 fade_in_shape = new ArdourCanvas::Polygon (*group);
175 fade_in_shape->property_fill_color_rgba() = fade_color;
176 fade_in_shape->set_data ("regionview", this);
178 fade_out_shape = new ArdourCanvas::Polygon (*group);
179 fade_out_shape->property_fill_color_rgba() = fade_color;
180 fade_out_shape->set_data ("regionview", this);
184 UINT_TO_RGBA(fill_color,&r,&g,&b,&a);
186 fade_in_handle = new ArdourCanvas::SimpleRect (*group);
187 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,0);
188 fade_in_handle->property_outline_pixels() = 0;
190 fade_in_handle->set_data ("regionview", this);
192 fade_out_handle = new ArdourCanvas::SimpleRect (*group);
193 fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,0);
194 fade_out_handle->property_outline_pixels() = 0;
196 fade_out_handle->set_data ("regionview", this);
199 setup_fade_handle_positions ();
201 if (!trackview.session()->config.get_show_region_fades()) {
202 set_fade_visibility (false);
205 const string line_name = _region->name() + ":gain";
207 if (!Profile->get_sae()) {
208 gain_line = new AudioRegionGainLine (line_name, *this, *group, audio_region()->envelope());
211 if (!(_flags & EnvelopeVisible)) {
219 set_height (trackview.current_height());
222 region_sync_changed ();
224 region_resized (ARDOUR::bounds_change);
225 set_waveview_data_src();
227 envelope_active_changed ();
228 fade_in_active_changed ();
229 fade_out_active_changed ();
231 reset_width_dependent_items (_pixel_width);
233 fade_in_shape->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_event), fade_in_shape, this));
234 if (fade_in_handle) {
235 fade_in_handle->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this));
238 fade_out_shape->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_event), fade_out_shape, this));
240 if (fade_out_handle) {
241 fade_out_handle->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this));
246 /* XXX sync mark drag? */
249 AudioRegionView::~AudioRegionView ()
251 in_destructor = true;
253 RegionViewGoingAway (this); /* EMIT_SIGNAL */
255 for (vector<GnomeCanvasWaveViewCache *>::iterator cache = wave_caches.begin(); cache != wave_caches.end() ; ++cache) {
256 gnome_canvas_waveview_cache_destroy (*cache);
259 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
263 for (list<std::pair<nframes64_t, ArdourCanvas::SimpleLine*> >::iterator i = feature_lines.begin(); i != feature_lines.end(); ++i) {
264 delete ((*i).second);
267 /* all waveviews etc will be destroyed when the group is destroyed */
272 boost::shared_ptr<ARDOUR::AudioRegion>
273 AudioRegionView::audio_region() const
275 // "Guaranteed" to succeed...
276 return boost::dynamic_pointer_cast<AudioRegion>(_region);
280 AudioRegionView::region_changed (const PropertyChange& what_changed)
282 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_changed, what_changed);
283 // cerr << "AudioRegionView::region_changed() called" << endl;
285 RegionView::region_changed (what_changed);
287 if (what_changed.contains (ARDOUR::Properties::scale_amplitude)) {
288 region_scale_amplitude_changed ();
290 if (what_changed.contains (ARDOUR::Properties::fade_in)) {
293 if (what_changed.contains (ARDOUR::Properties::fade_out)) {
296 if (what_changed.contains (ARDOUR::Properties::fade_in_active)) {
297 fade_in_active_changed ();
299 if (what_changed.contains (ARDOUR::Properties::fade_out_active)) {
300 fade_out_active_changed ();
302 if (what_changed.contains (ARDOUR::Properties::envelope_active)) {
303 envelope_active_changed ();
305 if (what_changed.contains (ARDOUR::Properties::valid_transients)) {
306 transients_changed ();
311 AudioRegionView::fade_in_changed ()
313 reset_fade_in_shape ();
317 AudioRegionView::fade_out_changed ()
319 reset_fade_out_shape ();
322 AudioRegionView::fade_in_active_changed ()
326 // UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
328 if (audio_region()->fade_in_active()) {
329 fade_in_shape->property_fill_color_rgba() = RGBA_TO_UINT(45,45,45,90); // FIXME make a themeable colour
330 fade_in_shape->property_width_pixels() = 1;
331 fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(180,180,180,190); // FIXME make a themeable colour
333 fade_in_shape->property_fill_color_rgba() = RGBA_TO_UINT(45,45,45,20); // FIXME make a themeable colour
334 fade_in_shape->property_width_pixels() = 1;
335 fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(45,45,45,150); // FIXME make a themeable colour
340 AudioRegionView::fade_out_active_changed ()
344 // UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
346 if (audio_region()->fade_out_active()) {
347 fade_out_shape->property_fill_color_rgba() = RGBA_TO_UINT(45,45,45,90); // FIXME make a themeable colour
348 fade_out_shape->property_width_pixels() = 1;
349 fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(180,180,180,200); // FIXME make a themeable colour
351 fade_out_shape->property_fill_color_rgba() = RGBA_TO_UINT(45,45,45,20); // FIXME make a themeable colour
352 fade_out_shape->property_width_pixels() = 1;
353 fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(45,45,45,200); // FIXME make a themeable colour
359 AudioRegionView::region_scale_amplitude_changed ()
361 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_scale_amplitude_changed)
363 for (uint32_t n = 0; n < waves.size(); ++n) {
364 // force a reload of the cache
365 waves[n]->property_data_src() = _region.get();
370 AudioRegionView::region_renamed ()
372 Glib::ustring str = RegionView::make_name ();
374 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
375 str = string ("*") + str;
378 if (_region->muted()) {
379 str = string ("!") + str;
382 set_item_name (str, this);
387 AudioRegionView::region_resized (const PropertyChange& what_changed)
389 AudioGhostRegion* agr;
391 RegionView::region_resized(what_changed);
392 PropertyChange interesting_stuff;
394 interesting_stuff.add (ARDOUR::Properties::start);
395 interesting_stuff.add (ARDOUR::Properties::length);
397 if (what_changed.contains (interesting_stuff)) {
399 for (uint32_t n = 0; n < waves.size(); ++n) {
400 waves[n]->property_region_start() = _region->start();
403 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
404 if ((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
406 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
407 (*w)->property_region_start() = _region->start();
412 /* hide transient lines that extend beyond the region end */
414 list<std::pair<nframes64_t, ArdourCanvas::SimpleLine*> >::iterator l;
416 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
417 if ((*l).first > _region->length()- 1){
428 AudioRegionView::reset_width_dependent_items (double pixel_width)
430 RegionView::reset_width_dependent_items(pixel_width);
431 assert(_pixel_width == pixel_width);
434 zero_line->property_x2() = pixel_width - 1.0;
437 if (fade_in_handle) {
438 if (pixel_width <= 6.0) {
439 fade_in_handle->hide();
440 fade_out_handle->hide();
443 fade_in_handle->hide();
444 fade_out_handle->hide();
446 if (trackview.session()->config.get_show_region_fades()) {
447 fade_in_handle->show();
448 fade_out_handle->show();
454 AnalysisFeatureList analysis_features = _region->transients();
455 AnalysisFeatureList::const_iterator i;
456 list<std::pair<nframes64_t, ArdourCanvas::SimpleLine*> >::iterator l;
458 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
459 (*l).second->property_x1() = trackview.editor().frame_to_pixel (*i);
460 (*l).second->property_x2() = trackview.editor().frame_to_pixel (*i);
463 reset_fade_shapes ();
467 AudioRegionView::region_muted ()
469 RegionView::region_muted();
471 for (uint32_t n=0; n < waves.size(); ++n) {
472 if (_region->muted()) {
473 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
475 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
481 AudioRegionView::setup_fade_handle_positions()
483 /* position of fade handle offset from the top of the region view */
484 double const handle_pos = 2;
485 /* height of fade handles */
486 double const handle_height = 5;
488 if (fade_in_handle) {
489 fade_in_handle->property_y1() = handle_pos;
490 fade_in_handle->property_y2() = handle_pos + handle_height;
493 if (fade_out_handle) {
494 fade_out_handle->property_y1() = handle_pos;
495 fade_out_handle->property_y2() = handle_pos + handle_height;
500 AudioRegionView::set_height (gdouble height)
502 RegionView::set_height (height);
504 uint32_t wcnt = waves.size();
506 for (uint32_t n = 0; n < wcnt; ++n) {
509 if (height < NAME_HIGHLIGHT_THRESH) {
510 ht = ((height - 2 * wcnt) / (double) wcnt);
512 ht = (((height - 2 * wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
515 gdouble yoff = n * (ht + 1);
517 waves[n]->property_height() = ht;
518 waves[n]->property_y() = yoff + 2;
523 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
526 if (_flags & EnvelopeVisible) {
531 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE) - 2);
535 reset_fade_shapes ();
537 /* Update hights for any active feature lines */
538 list<std::pair<nframes64_t, ArdourCanvas::SimpleLine*> >::iterator l;
540 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
541 (*l).second->property_y2() = _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1;
545 name_pixbuf->raise_to_top();
550 AudioRegionView::manage_zero_line ()
556 if (_height >= 100) {
557 double const wave_midpoint = (_height - NAME_HIGHLIGHT_SIZE) / 2.0;
558 zero_line->property_y1() = wave_midpoint;
559 zero_line->property_y2() = wave_midpoint;
567 AudioRegionView::reset_fade_shapes ()
569 reset_fade_in_shape ();
570 reset_fade_out_shape ();
574 AudioRegionView::reset_fade_in_shape ()
576 reset_fade_in_shape_width ((nframes_t) audio_region()->fade_in()->back()->when);
580 AudioRegionView::reset_fade_in_shape_width (nframes_t width)
582 if (fade_in_handle == 0) {
586 /* smallest size for a fade is 64 frames */
588 width = std::max ((nframes_t) 64, width);
591 double pwidth = width / samples_per_unit;
592 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
596 fade_in_shape->hide();
597 fade_in_handle->hide();
601 double handle_center;
602 handle_center = pwidth;
604 if (handle_center > 7.0) {
605 handle_center -= 3.0;
610 fade_in_handle->property_x1() = handle_center - 3.0;
611 fade_in_handle->property_x2() = handle_center + 3.0;
614 fade_in_shape->hide();
618 if (trackview.session()->config.get_show_region_fades()) {
619 fade_in_shape->show();
622 float curve[npoints];
623 audio_region()->fade_in()->curve().get_vector (0, audio_region()->fade_in()->back()->when, curve, npoints);
625 points = get_canvas_points ("fade in shape", npoints + 3);
627 if (_height >= NAME_HIGHLIGHT_THRESH) {
628 h = _height - NAME_HIGHLIGHT_SIZE;
633 /* points *MUST* be in anti-clockwise order */
636 double xdelta = pwidth/npoints;
638 for (pi = 0, pc = 0; pc < npoints; ++pc) {
639 (*points)[pi].set_x(1 + (pc * xdelta));
640 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
645 (*points)[pi].set_x(pwidth);
646 (*points)[pi++].set_y(2);
648 (*points)[pi].set_x(1);
649 (*points)[pi++].set_y(2);
651 /* connect the dots ... */
653 (*points)[pi] = (*points)[0];
655 fade_in_shape->property_points() = *points;
658 /* ensure trim handle stays on top */
659 if (frame_handle_start) {
660 frame_handle_start->raise_to_top();
665 AudioRegionView::reset_fade_out_shape ()
667 reset_fade_out_shape_width ((nframes_t) audio_region()->fade_out()->back()->when);
671 AudioRegionView::reset_fade_out_shape_width (nframes_t width)
673 if (fade_out_handle == 0) {
677 /* smallest size for a fade is 64 frames */
679 width = std::max ((nframes_t) 64, width);
682 double pwidth = width / samples_per_unit;
683 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
687 fade_out_shape->hide();
688 fade_out_handle->hide();
692 double handle_center;
693 handle_center = (_region->length() - width) / samples_per_unit;
695 if (handle_center > 7.0) {
696 handle_center -= 3.0;
701 fade_out_handle->property_x1() = handle_center - 3.0;
702 fade_out_handle->property_x2() = handle_center + 3.0;
704 /* don't show shape if its too small */
707 fade_out_shape->hide();
711 if (trackview.session()->config.get_show_region_fades()) {
712 fade_out_shape->show();
715 float curve[npoints];
716 audio_region()->fade_out()->curve().get_vector (0, audio_region()->fade_out()->back()->when, curve, npoints);
718 if (_height >= NAME_HIGHLIGHT_THRESH) {
719 h = _height - NAME_HIGHLIGHT_SIZE;
724 /* points *MUST* be in anti-clockwise order */
726 points = get_canvas_points ("fade out shape", npoints + 3);
729 double xdelta = pwidth/npoints;
731 for (pi = 0, pc = 0; pc < npoints; ++pc) {
732 (*points)[pi].set_x(_pixel_width - 1 - pwidth + (pc*xdelta));
733 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
738 (*points)[pi].set_x(_pixel_width);
739 (*points)[pi++].set_y(h);
741 (*points)[pi].set_x(_pixel_width);
742 (*points)[pi++].set_y(2);
744 /* connect the dots ... */
746 (*points)[pi] = (*points)[0];
748 fade_out_shape->property_points() = *points;
751 /* ensure trim handle stays on top */
752 if (frame_handle_end) {
753 frame_handle_end->raise_to_top();
758 AudioRegionView::set_samples_per_unit (gdouble spu)
760 RegionView::set_samples_per_unit (spu);
762 if (_flags & WaveformVisible) {
763 for (uint32_t n=0; n < waves.size(); ++n) {
764 waves[n]->property_samples_per_unit() = spu;
772 reset_fade_shapes ();
776 AudioRegionView::set_amplitude_above_axis (gdouble spp)
778 for (uint32_t n=0; n < waves.size(); ++n) {
779 waves[n]->property_amplitude_above_axis() = spp;
784 AudioRegionView::compute_colors (Gdk::Color const & basic_color)
786 RegionView::compute_colors (basic_color);
790 /* gain color computed in envelope_active_changed() */
792 UINT_TO_RGBA (fill_color, &r, &g, &b, &a);
793 fade_color = RGBA_TO_UINT(r,g,b,120);
797 AudioRegionView::set_colors ()
799 RegionView::set_colors();
802 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
805 for (uint32_t n=0; n < waves.size(); ++n) {
806 if (_region->muted()) {
807 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
809 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
812 waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
813 waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
818 AudioRegionView::set_waveform_visible (bool yn)
820 if (((_flags & WaveformVisible) != yn)) {
822 for (uint32_t n=0; n < waves.size(); ++n) {
823 /* make sure the zoom level is correct, since we don't update
824 this when waveforms are hidden.
826 waves[n]->property_samples_per_unit() = samples_per_unit;
829 _flags |= WaveformVisible;
831 for (uint32_t n=0; n < waves.size(); ++n) {
834 _flags &= ~WaveformVisible;
841 AudioRegionView::temporarily_hide_envelope ()
849 AudioRegionView::unhide_envelope ()
851 if (gain_line && (_flags & EnvelopeVisible)) {
857 AudioRegionView::set_envelope_visible (bool yn)
859 if (gain_line && ((_flags & EnvelopeVisible) != yn)) {
862 _flags |= EnvelopeVisible;
865 _flags &= ~EnvelopeVisible;
872 AudioRegionView::create_waves ()
874 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
875 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
881 ChanCount nchans = atv.track()->n_channels();
883 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
884 // << " and channels = " << nchans.n_audio() << endl;
886 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
887 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
888 tmp_waves.push_back (0);
891 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
895 _data_ready_connections.clear ();
897 for (uint32_t i = 0; i < nchans.n_audio(); ++i) {
898 _data_ready_connections.push_back (0);
901 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
903 if (n >= audio_region()->n_channels()) {
907 wave_caches.push_back (WaveView::create_cache ());
909 // cerr << "\tchannel " << n << endl;
912 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), &_data_ready_connections[n], gui_context())) {
913 // cerr << "\tData is ready\n";
914 create_one_wave (n, true);
916 // cerr << "\tdata is not ready\n";
917 // we'll get a PeaksReady signal from the source in the future
918 // and will call create_one_wave(n) then.
922 // cerr << "\tdon't delay, display today!\n";
923 create_one_wave (n, true);
930 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
932 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
933 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
934 uint32_t nchans = atv.track()->n_channels().n_audio();
936 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
939 if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
940 ht = ((trackview.current_height()) / (double) nchans);
942 ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
945 gdouble yoff = which * ht;
947 WaveView *wave = new WaveView(*group);
949 wave->property_data_src() = (gpointer) _region.get();
950 wave->property_cache() = wave_caches[which];
951 wave->property_cache_updater() = true;
952 wave->property_channel() = which;
953 wave->property_length_function() = (gpointer) region_length_from_c;
954 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
955 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
956 wave->property_x() = 0.0;
957 wave->property_y() = yoff;
958 wave->property_height() = (double) ht;
959 wave->property_samples_per_unit() = samples_per_unit;
960 wave->property_amplitude_above_axis() = _amplitude_above_axis;
963 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
964 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
966 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_WaveForm.get();
967 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
970 wave->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
971 wave->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
972 wave->property_region_start() = _region->start();
973 wave->property_rectified() = (bool) (_flags & WaveformRectified);
974 wave->property_logscaled() = (bool) (_flags & WaveformLogScaled);
976 if (!(_flags & WaveformVisible)) {
980 /* note: calling this function is serialized by the lock
981 held in the peak building thread that signals that
982 peaks are ready for use *or* by the fact that it is
983 called one by one from the GUI thread.
986 if (which < nchans) {
987 tmp_waves[which] = wave;
989 /* n-channel track, >n-channel source */
992 /* see if we're all ready */
994 for (n = 0; n < nchans; ++n) {
995 if (tmp_waves[n] == 0) {
1000 if (n == nwaves && waves.empty()) {
1001 /* all waves are ready */
1002 tmp_waves.resize(nwaves);
1007 /* all waves created, don't hook into peaks ready anymore */
1008 delete _data_ready_connections[which];
1009 _data_ready_connections[which] = 0;
1013 zero_line = new ArdourCanvas::SimpleLine (*group);
1014 zero_line->property_x1() = (gdouble) 1.0;
1015 zero_line->property_x2() = (gdouble) (_region->length() / samples_per_unit) - 1.0;
1016 zero_line->property_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();
1017 manage_zero_line ();
1024 AudioRegionView::peaks_ready_handler (uint32_t which)
1026 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&AudioRegionView::create_one_wave, this, which, false));
1027 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
1031 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
1033 if (gain_line == 0) {
1039 /* don't create points that can't be seen */
1041 set_envelope_visible (true);
1048 nframes_t fx = trackview.editor().pixel_to_frame (x);
1050 if (fx > _region->length()) {
1054 /* compute vertical fractional position */
1056 y = 1.0 - (y / (_height - NAME_HIGHLIGHT_SIZE));
1058 /* map using gain line */
1060 gain_line->view_to_model_coord (x, y);
1062 /* XXX STATEFUL: can't convert to stateful diff until we
1063 can represent automation data with it.
1066 trackview.session()->begin_reversible_command (_("add gain control point"));
1067 XMLNode &before = audio_region()->envelope()->get_state();
1069 if (!audio_region()->envelope_active()) {
1070 XMLNode ®ion_before = audio_region()->get_state();
1071 audio_region()->set_envelope_active(true);
1072 XMLNode ®ion_after = audio_region()->get_state();
1073 trackview.session()->add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
1076 audio_region()->envelope()->add (fx, y);
1078 XMLNode &after = audio_region()->envelope()->get_state();
1079 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1080 trackview.session()->commit_reversible_command ();
1084 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent */*ev*/)
1086 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1087 audio_region()->envelope()->erase (cp->model());
1091 AudioRegionView::store_flags()
1093 XMLNode *node = new XMLNode ("GUI");
1095 node->add_property ("waveform-visible", (_flags & WaveformVisible) ? "yes" : "no");
1096 node->add_property ("envelope-visible", (_flags & EnvelopeVisible) ? "yes" : "no");
1097 node->add_property ("waveform-rectified", (_flags & WaveformRectified) ? "yes" : "no");
1098 node->add_property ("waveform-logscaled", (_flags & WaveformLogScaled) ? "yes" : "no");
1100 _region->add_extra_xml (*node);
1104 AudioRegionView::set_flags (XMLNode* node)
1108 if ((prop = node->property ("waveform-visible")) != 0) {
1109 if (string_is_affirmative (prop->value())) {
1110 _flags |= WaveformVisible;
1114 if ((prop = node->property ("envelope-visible")) != 0) {
1115 if (string_is_affirmative (prop->value())) {
1116 _flags |= EnvelopeVisible;
1120 if ((prop = node->property ("waveform-rectified")) != 0) {
1121 if (string_is_affirmative (prop->value())) {
1122 _flags |= WaveformRectified;
1126 if ((prop = node->property ("waveform-logscaled")) != 0) {
1127 if (string_is_affirmative (prop->value())) {
1128 _flags |= WaveformLogScaled;
1134 AudioRegionView::set_waveform_shape (WaveformShape shape)
1138 /* this slightly odd approach is to leave the door open to
1139 other "shapes" such as spectral displays, etc.
1152 if (yn != (bool) (_flags & WaveformRectified)) {
1153 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1154 (*wave)->property_rectified() = yn;
1166 _flags |= WaveformRectified;
1168 _flags &= ~WaveformRectified;
1175 AudioRegionView::set_waveform_scale (WaveformScale scale)
1177 bool yn = (scale == Logarithmic);
1179 if (yn != (bool) (_flags & WaveformLogScaled)) {
1180 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1181 (*wave)->property_logscaled() = yn;
1185 _flags |= WaveformLogScaled;
1187 _flags &= ~WaveformLogScaled;
1195 AudioRegionView::add_ghost (TimeAxisView& tv)
1197 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1200 double unit_position = _region->position () / samples_per_unit;
1201 AudioGhostRegion* ghost = new AudioGhostRegion (tv, trackview, unit_position);
1204 nchans = rtv->track()->n_channels().n_audio();
1206 for (uint32_t n = 0; n < nchans; ++n) {
1208 if (n >= audio_region()->n_channels()) {
1212 WaveView *wave = new WaveView(*ghost->group);
1214 wave->property_data_src() = _region.get();
1215 wave->property_cache() = wave_caches[n];
1216 wave->property_cache_updater() = false;
1217 wave->property_channel() = n;
1218 wave->property_length_function() = (gpointer)region_length_from_c;
1219 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
1220 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
1221 wave->property_x() = 0.0;
1222 wave->property_samples_per_unit() = samples_per_unit;
1223 wave->property_amplitude_above_axis() = _amplitude_above_axis;
1225 wave->property_region_start() = _region->start();
1227 ghost->waves.push_back(wave);
1230 ghost->set_height ();
1231 ghost->set_duration (_region->length() / samples_per_unit);
1232 ghost->set_colors();
1233 ghosts.push_back (ghost);
1239 AudioRegionView::entered (bool internal_editing)
1241 if (gain_line && _flags & EnvelopeVisible) {
1242 gain_line->show_all_control_points ();
1246 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
1249 if (fade_in_handle && !internal_editing) {
1250 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1251 fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1256 AudioRegionView::exited ()
1259 gain_line->hide_all_but_selected_control_points ();
1263 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
1266 if (fade_in_handle) {
1267 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1268 fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1273 AudioRegionView::envelope_active_changed ()
1276 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
1281 AudioRegionView::set_waveview_data_src()
1283 AudioGhostRegion* agr;
1284 double unit_length= _region->length() / samples_per_unit;
1286 for (uint32_t n = 0; n < waves.size(); ++n) {
1287 // TODO: something else to let it know the channel
1288 waves[n]->property_data_src() = _region.get();
1291 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
1293 (*i)->set_duration (unit_length);
1295 if((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
1296 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
1297 (*w)->property_data_src() = _region.get();
1305 AudioRegionView::color_handler ()
1307 //case cMutedWaveForm:
1309 //case cWaveFormClip:
1313 //case cGainLineInactive:
1315 envelope_active_changed();
1320 AudioRegionView::set_frame_color ()
1326 if (_region->opaque()) {
1334 if (_selected && should_show_selection) {
1335 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_SelectedFrameBase.get(), &r, &g, &b, &a);
1336 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
1338 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1339 if (_region->muted()) {
1340 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get(), MUTED_ALPHA);
1342 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get();
1343 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveFormFill.get();
1348 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_RecordingRect.get(), &r, &g, &b, &a);
1349 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, a);
1351 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1352 if (_region->muted()) {
1353 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA);
1355 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
1356 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
1360 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_FrameBase.get(), &r, &g, &b, &a);
1361 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
1363 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1364 if (_region->muted()) {
1365 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
1367 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
1368 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
1376 AudioRegionView::set_fade_visibility (bool yn)
1379 if (fade_in_shape) {
1380 fade_in_shape->show();
1382 if (fade_out_shape) {
1383 fade_out_shape->show ();
1385 if (fade_in_handle) {
1386 fade_in_handle->show ();
1388 if (fade_out_handle) {
1389 fade_out_handle->show ();
1392 if (fade_in_shape) {
1393 fade_in_shape->hide();
1395 if (fade_out_shape) {
1396 fade_out_shape->hide ();
1398 if (fade_in_handle) {
1399 fade_in_handle->hide ();
1401 if (fade_out_handle) {
1402 fade_out_handle->hide ();
1408 AudioRegionView::update_coverage_frames (LayerDisplay d)
1410 RegionView::update_coverage_frames (d);
1412 if (fade_in_handle) {
1413 fade_in_handle->raise_to_top ();
1414 fade_out_handle->raise_to_top ();
1419 AudioRegionView::show_region_editor ()
1422 editor = new AudioRegionEditor (trackview.session(), audio_region());
1430 AudioRegionView::transients_changed ()
1432 AnalysisFeatureList analysis_features = _region->transients();
1434 while (feature_lines.size() < analysis_features.size()) {
1435 ArdourCanvas::SimpleLine* l = new ArdourCanvas::SimpleLine (*group);
1436 l->property_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();
1437 feature_lines.push_back (make_pair(0, l));
1440 while (feature_lines.size() > analysis_features.size()) {
1441 ArdourCanvas::SimpleLine *line = feature_lines.back().second;
1442 feature_lines.pop_back ();
1446 AnalysisFeatureList::const_iterator i;
1447 list<std::pair<nframes64_t, ArdourCanvas::SimpleLine*> >::iterator l;
1449 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
1451 (*l).second->property_x1() = trackview.editor().frame_to_pixel (*i);
1452 (*l).second->property_x2() = trackview.editor().frame_to_pixel (*i);
1453 (*l).second->property_y1() = 2;
1454 (*l).second->property_y2() = _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1;
1455 (*l).second->set_data("regionview", this);
1456 (*l).second->show ();
1457 (*l).second->raise_to_top ();
1459 (*l).second->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_feature_line_event), (*l).second, this));
1464 AudioRegionView::update_transient(float old_pos, float new_pos)
1466 /* Find frame at old pos, calulate new frame then update region transients*/
1467 list<std::pair<nframes64_t, ArdourCanvas::SimpleLine*> >::iterator l;
1469 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1470 /* Simple line x1 has been updated in drag so we compare to new_pos */
1471 if (rint(new_pos) == rint((*l).second->property_x1())) {
1473 nframes64_t old_frame = (*l).first;
1474 nframes64_t new_frame = trackview.editor().pixel_to_frame (new_pos);
1476 _region->update_transient (old_frame, new_frame);
1484 AudioRegionView::remove_transient(float pos)
1486 /* Find frame at old pos, calulate new frame then update region transients*/
1487 list<std::pair<nframes64_t, ArdourCanvas::SimpleLine*> >::iterator l;
1489 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1490 /* Simple line x1 has been updated in drag so we compare to new_pos */
1491 if (rint(pos) == rint((*l).second->property_x1())) {
1492 _region->remove_transient ((*l).first);