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)
76 , fade_position_line(0)
78 , _amplitude_above_axis(1.0)
85 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
86 Gdk::Color const & basic_color, bool recording, TimeAxisViewItem::Visibility visibility)
87 : RegionView (parent, tv, r, spu, basic_color, recording, visibility)
94 , fade_position_line(0)
96 , _amplitude_above_axis(1.0)
103 AudioRegionView::AudioRegionView (const AudioRegionView& other)
104 : sigc::trackable(other)
111 , fade_position_line(0)
113 , _amplitude_above_axis(1.0)
120 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
121 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
126 AudioRegionView::AudioRegionView (const AudioRegionView& other, boost::shared_ptr<AudioRegion> other_region)
127 : RegionView (other, boost::shared_ptr<Region> (other_region))
133 , fade_position_line(0)
135 , _amplitude_above_axis(1.0)
142 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
143 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
149 AudioRegionView::init (Gdk::Color const & basic_color, bool wfd)
151 // FIXME: Some redundancy here with RegionView::init. Need to figure out
152 // where order is important and where it isn't...
154 RegionView::init (basic_color, wfd);
158 _amplitude_above_axis = 1.0;
162 if ((node = _region->extra_xml ("GUI")) != 0) {
165 _flags = WaveformVisible;
169 /* make envelope visible if it has anything interesting in it */
170 boost::shared_ptr<AutomationList> env = audio_region()->envelope ();
171 if (env->size() > 2 || (env->size() == 2 && env->front()->value != env->back()->value)) {
172 _flags |= EnvelopeVisible;
175 compute_colors (basic_color);
179 fade_in_shape = new ArdourCanvas::Polygon (*group);
180 fade_in_shape->property_fill_color_rgba() = fade_color;
181 fade_in_shape->set_data ("regionview", this);
183 fade_out_shape = new ArdourCanvas::Polygon (*group);
184 fade_out_shape->property_fill_color_rgba() = fade_color;
185 fade_out_shape->set_data ("regionview", this);
188 fade_in_handle = new ArdourCanvas::SimpleRect (*group);
189 fade_in_handle->property_fill_color_rgba() = UINT_RGBA_CHANGE_A (fill_color, 0);
190 fade_in_handle->property_outline_pixels() = 0;
192 fade_in_handle->set_data ("regionview", this);
194 fade_out_handle = new ArdourCanvas::SimpleRect (*group);
195 fade_out_handle->property_fill_color_rgba() = UINT_RGBA_CHANGE_A (fill_color, 0);
196 fade_out_handle->property_outline_pixels() = 0;
198 fade_out_handle->set_data ("regionview", this);
200 fade_position_line = new ArdourCanvas::SimpleLine (*group);
201 fade_position_line->property_color_rgba() = 0xBBBBBBAA;
202 fade_position_line->property_y1() = 7;
203 fade_position_line->property_y2() = _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1;
205 fade_position_line->hide();
208 setup_fade_handle_positions ();
210 if (!trackview.session()->config.get_show_region_fades()) {
211 set_fade_visibility (false);
214 const string line_name = _region->name() + ":gain";
216 if (!Profile->get_sae()) {
217 gain_line = new AudioRegionGainLine (line_name, *this, *group, audio_region()->envelope());
220 if (!(_flags & EnvelopeVisible)) {
228 set_height (trackview.current_height());
231 region_sync_changed ();
233 region_resized (ARDOUR::bounds_change);
234 set_waveview_data_src();
236 envelope_active_changed ();
237 fade_in_active_changed ();
238 fade_out_active_changed ();
240 reset_width_dependent_items (_pixel_width);
242 fade_in_shape->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_event), fade_in_shape, this));
243 if (fade_in_handle) {
244 fade_in_handle->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this));
247 fade_out_shape->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_event), fade_out_shape, this));
249 if (fade_out_handle) {
250 fade_out_handle->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this));
255 /* XXX sync mark drag? */
258 AudioRegionView::~AudioRegionView ()
260 in_destructor = true;
262 RegionViewGoingAway (this); /* EMIT_SIGNAL */
264 for (vector<GnomeCanvasWaveViewCache *>::iterator cache = wave_caches.begin(); cache != wave_caches.end() ; ++cache) {
265 gnome_canvas_waveview_cache_destroy (*cache);
268 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
272 for (list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator i = feature_lines.begin(); i != feature_lines.end(); ++i) {
273 delete ((*i).second);
276 /* all waveviews etc will be destroyed when the group is destroyed */
281 boost::shared_ptr<ARDOUR::AudioRegion>
282 AudioRegionView::audio_region() const
284 // "Guaranteed" to succeed...
285 return boost::dynamic_pointer_cast<AudioRegion>(_region);
289 AudioRegionView::region_changed (const PropertyChange& what_changed)
291 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_changed, what_changed);
292 // cerr << "AudioRegionView::region_changed() called" << endl;
294 RegionView::region_changed (what_changed);
296 if (what_changed.contains (ARDOUR::Properties::scale_amplitude)) {
297 region_scale_amplitude_changed ();
299 if (what_changed.contains (ARDOUR::Properties::fade_in)) {
302 if (what_changed.contains (ARDOUR::Properties::fade_out)) {
305 if (what_changed.contains (ARDOUR::Properties::fade_in_active)) {
306 fade_in_active_changed ();
308 if (what_changed.contains (ARDOUR::Properties::fade_out_active)) {
309 fade_out_active_changed ();
311 if (what_changed.contains (ARDOUR::Properties::envelope_active)) {
312 envelope_active_changed ();
314 if (what_changed.contains (ARDOUR::Properties::valid_transients)) {
315 transients_changed ();
320 AudioRegionView::fade_in_changed ()
322 reset_fade_in_shape ();
326 AudioRegionView::fade_out_changed ()
328 reset_fade_out_shape ();
331 AudioRegionView::fade_in_active_changed ()
333 if (audio_region()->fade_in_active()) {
334 fade_in_shape->property_fill_color_rgba() = RGBA_TO_UINT(45,45,45,90); // FIXME make a themeable colour
335 fade_in_shape->property_width_pixels() = 1;
337 fade_in_shape->property_fill_color_rgba() = RGBA_TO_UINT(45,45,45,20); // FIXME make a themeable colour
338 fade_in_shape->property_width_pixels() = 1;
343 AudioRegionView::fade_out_active_changed ()
345 if (audio_region()->fade_out_active()) {
346 fade_out_shape->property_fill_color_rgba() = RGBA_TO_UINT(45,45,45,90); // FIXME make a themeable colour
347 fade_out_shape->property_width_pixels() = 1;
349 fade_out_shape->property_fill_color_rgba() = RGBA_TO_UINT(45,45,45,20); // FIXME make a themeable colour
350 fade_out_shape->property_width_pixels() = 1;
356 AudioRegionView::region_scale_amplitude_changed ()
358 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_scale_amplitude_changed)
360 for (uint32_t n = 0; n < waves.size(); ++n) {
361 // force a reload of the cache
362 waves[n]->property_data_src() = _region.get();
367 AudioRegionView::region_renamed ()
369 std::string str = RegionView::make_name ();
371 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
372 str = string ("*") + str;
375 if (_region->muted()) {
376 str = string ("!") + str;
379 set_item_name (str, this);
384 AudioRegionView::region_resized (const PropertyChange& what_changed)
386 AudioGhostRegion* agr;
388 RegionView::region_resized(what_changed);
389 PropertyChange interesting_stuff;
391 interesting_stuff.add (ARDOUR::Properties::start);
392 interesting_stuff.add (ARDOUR::Properties::length);
394 if (what_changed.contains (interesting_stuff)) {
396 for (uint32_t n = 0; n < waves.size(); ++n) {
397 waves[n]->property_region_start() = _region->start();
400 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
401 if ((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
403 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
404 (*w)->property_region_start() = _region->start();
409 /* hide transient lines that extend beyond the region end */
411 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
413 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
414 if (l->first > _region->length() - 1) {
424 AudioRegionView::reset_width_dependent_items (double pixel_width)
426 RegionView::reset_width_dependent_items(pixel_width);
427 assert(_pixel_width == pixel_width);
430 zero_line->property_x2() = pixel_width - 1.0;
433 if (fade_in_handle) {
434 if (pixel_width <= 6.0 || _height < 5.0 || !trackview.session()->config.get_show_region_fades()) {
435 fade_in_handle->hide();
436 fade_out_handle->hide();
439 fade_in_handle->show();
440 fade_out_handle->show();
444 AnalysisFeatureList analysis_features = _region->transients();
445 AnalysisFeatureList::const_iterator i;
447 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
449 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
451 float x_pos = trackview.editor().frame_to_pixel (*i);
453 ArdourCanvas::Points points;
454 points.push_back(Gnome::Art::Point(x_pos, 2.0)); // first x-coord needs to be a non-normal value
455 points.push_back(Gnome::Art::Point(x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
458 (*l).second->property_points() = points;
461 reset_fade_shapes ();
465 AudioRegionView::region_muted ()
467 RegionView::region_muted();
469 for (uint32_t n=0; n < waves.size(); ++n) {
470 if (_region->muted()) {
471 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
473 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
479 AudioRegionView::setup_fade_handle_positions()
481 /* position of fade handle offset from the top of the region view */
482 double const handle_pos = 2;
483 /* height of fade handles */
484 double const handle_height = 5;
486 if (fade_in_handle) {
487 fade_in_handle->property_y1() = handle_pos;
488 fade_in_handle->property_y2() = handle_pos + handle_height;
491 if (fade_out_handle) {
492 fade_out_handle->property_y1() = handle_pos;
493 fade_out_handle->property_y2() = handle_pos + handle_height;
498 AudioRegionView::set_height (gdouble height)
500 RegionView::set_height (height);
502 uint32_t wcnt = waves.size();
504 for (uint32_t n = 0; n < wcnt; ++n) {
507 if (height < NAME_HIGHLIGHT_THRESH) {
508 ht = ((height - 2 * wcnt) / (double) wcnt);
510 ht = (((height - 2 * wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
513 gdouble yoff = n * (ht + 1);
515 waves[n]->property_height() = ht;
516 waves[n]->property_y() = yoff + 2;
521 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
524 if (_flags & EnvelopeVisible) {
529 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE) - 2);
533 reset_fade_shapes ();
535 /* Update hights for any active feature lines */
536 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
538 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
540 float pos_x = trackview.editor().frame_to_pixel((*l).first);
542 ArdourCanvas::Points points;
544 points.push_back(Gnome::Art::Point(pos_x, 2.0)); // first x-coord needs to be a non-normal value
545 points.push_back(Gnome::Art::Point(pos_x, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
547 (*l).second->property_points() = points;
550 if (fade_position_line) {
552 if (height < NAME_HIGHLIGHT_THRESH) {
553 fade_position_line->property_y2() = _height - 1;
556 fade_position_line->property_y2() = _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1;
561 name_pixbuf->raise_to_top();
566 AudioRegionView::manage_zero_line ()
572 if (_height >= 100) {
573 double const wave_midpoint = (_height - NAME_HIGHLIGHT_SIZE) / 2.0;
574 zero_line->property_y1() = wave_midpoint;
575 zero_line->property_y2() = wave_midpoint;
583 AudioRegionView::reset_fade_shapes ()
585 reset_fade_in_shape ();
586 reset_fade_out_shape ();
590 AudioRegionView::reset_fade_in_shape ()
592 reset_fade_in_shape_width ((framecnt_t) audio_region()->fade_in()->back()->when);
596 AudioRegionView::reset_fade_in_shape_width (framecnt_t width)
598 if (fade_in_handle == 0) {
602 /* smallest size for a fade is 64 frames */
604 width = std::max ((framecnt_t) 64, width);
608 /* round here to prevent little visual glitches with sub-pixel placement */
609 double const pwidth = rint (width / samples_per_unit);
610 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
614 fade_in_shape->hide();
615 fade_in_handle->hide();
619 double const handle_center = pwidth;
621 /* Put the fade in handle so that its left side is at the end-of-fade line */
622 fade_in_handle->property_x1() = handle_center;
623 fade_in_handle->property_x2() = handle_center + 6;
626 fade_in_shape->hide();
630 if (trackview.session()->config.get_show_region_fades()) {
631 fade_in_shape->show();
634 float curve[npoints];
635 audio_region()->fade_in()->curve().get_vector (0, audio_region()->fade_in()->back()->when, curve, npoints);
637 points = get_canvas_points ("fade in shape", npoints + 3);
639 if (_height >= NAME_HIGHLIGHT_THRESH) {
640 h = _height - NAME_HIGHLIGHT_SIZE - 2;
645 /* points *MUST* be in anti-clockwise order */
648 double xdelta = pwidth/npoints;
650 for (pi = 0, pc = 0; pc < npoints; ++pc) {
651 (*points)[pi].set_x(1 + (pc * xdelta));
652 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
657 (*points)[pi].set_x(pwidth);
658 (*points)[pi++].set_y(2);
660 (*points)[pi].set_x(1);
661 (*points)[pi++].set_y(2);
663 /* connect the dots ... */
665 (*points)[pi] = (*points)[0];
667 fade_in_shape->property_points() = *points;
670 /* ensure trim handle stays on top */
671 if (frame_handle_start) {
672 frame_handle_start->raise_to_top();
677 AudioRegionView::reset_fade_out_shape ()
679 reset_fade_out_shape_width ((framecnt_t) audio_region()->fade_out()->back()->when);
683 AudioRegionView::reset_fade_out_shape_width (framecnt_t width)
685 if (fade_out_handle == 0) {
689 /* smallest size for a fade is 64 frames */
691 width = std::max ((framecnt_t) 64, width);
695 /* round here to prevent little visual glitches with sub-pixel placement */
696 double const pwidth = rint (width / samples_per_unit);
697 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
701 fade_out_shape->hide();
702 fade_out_handle->hide();
706 double const handle_center = (_region->length() - width) / samples_per_unit;
708 /* Put the fade out handle so that its right side is at the end-of-fade line;
709 * it's `one out' for precise pixel accuracy.
711 fade_out_handle->property_x1() = handle_center - 5;
712 fade_out_handle->property_x2() = handle_center + 1;
714 /* don't show shape if its too small */
717 fade_out_shape->hide();
721 if (trackview.session()->config.get_show_region_fades()) {
722 fade_out_shape->show();
725 float curve[npoints];
726 audio_region()->fade_out()->curve().get_vector (0, audio_region()->fade_out()->back()->when, curve, npoints);
728 if (_height >= NAME_HIGHLIGHT_THRESH) {
729 h = _height - NAME_HIGHLIGHT_SIZE - 2;
734 /* points *MUST* be in anti-clockwise order */
736 points = get_canvas_points ("fade out shape", npoints + 3);
739 double xdelta = pwidth/npoints;
741 for (pi = 0, pc = 0; pc < npoints; ++pc) {
742 (*points)[pi].set_x(_pixel_width - pwidth + (pc * xdelta));
743 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
748 (*points)[pi].set_x(_pixel_width);
749 (*points)[pi++].set_y(h);
751 (*points)[pi].set_x(_pixel_width);
752 (*points)[pi++].set_y(2);
754 /* connect the dots ... */
756 (*points)[pi] = (*points)[0];
758 fade_out_shape->property_points() = *points;
761 /* ensure trim handle stays on top */
762 if (frame_handle_end) {
763 frame_handle_end->raise_to_top();
768 AudioRegionView::set_samples_per_unit (gdouble spu)
770 RegionView::set_samples_per_unit (spu);
772 if (_flags & WaveformVisible) {
773 for (uint32_t n=0; n < waves.size(); ++n) {
774 waves[n]->property_samples_per_unit() = spu;
782 reset_fade_shapes ();
786 AudioRegionView::set_amplitude_above_axis (gdouble spp)
788 for (uint32_t n=0; n < waves.size(); ++n) {
789 waves[n]->property_amplitude_above_axis() = spp;
794 AudioRegionView::compute_colors (Gdk::Color const & basic_color)
796 RegionView::compute_colors (basic_color);
798 /* gain color computed in envelope_active_changed() */
800 fade_color = UINT_RGBA_CHANGE_A (fill_color, 120);
804 AudioRegionView::set_colors ()
806 RegionView::set_colors();
809 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
812 for (uint32_t n=0; n < waves.size(); ++n) {
813 if (_region->muted()) {
814 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
816 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
819 waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
820 waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
825 AudioRegionView::set_waveform_visible (bool yn)
827 if (((_flags & WaveformVisible) != yn)) {
829 for (uint32_t n=0; n < waves.size(); ++n) {
830 /* make sure the zoom level is correct, since we don't update
831 this when waveforms are hidden.
833 waves[n]->property_samples_per_unit() = samples_per_unit;
836 _flags |= WaveformVisible;
838 for (uint32_t n=0; n < waves.size(); ++n) {
841 _flags &= ~WaveformVisible;
848 AudioRegionView::temporarily_hide_envelope ()
856 AudioRegionView::unhide_envelope ()
858 if (gain_line && (_flags & EnvelopeVisible)) {
864 AudioRegionView::set_envelope_visible (bool yn)
866 if (gain_line && ((_flags & EnvelopeVisible) != yn)) {
869 _flags |= EnvelopeVisible;
872 _flags &= ~EnvelopeVisible;
879 AudioRegionView::create_waves ()
881 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
882 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
888 ChanCount nchans = atv.track()->n_channels();
890 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
891 // << " and channels = " << nchans.n_audio() << endl;
893 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
894 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
895 tmp_waves.push_back (0);
898 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
902 _data_ready_connections.clear ();
904 for (uint32_t i = 0; i < nchans.n_audio(); ++i) {
905 _data_ready_connections.push_back (0);
908 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
910 if (n >= audio_region()->n_channels()) {
914 wave_caches.push_back (WaveView::create_cache ());
916 // cerr << "\tchannel " << n << endl;
919 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), &_data_ready_connections[n], gui_context())) {
920 // cerr << "\tData is ready\n";
921 create_one_wave (n, true);
923 // cerr << "\tdata is not ready\n";
924 // we'll get a PeaksReady signal from the source in the future
925 // and will call create_one_wave(n) then.
929 // cerr << "\tdon't delay, display today!\n";
930 create_one_wave (n, true);
937 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
939 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
940 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
941 uint32_t nchans = atv.track()->n_channels().n_audio();
943 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
946 if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
947 ht = ((trackview.current_height()) / (double) nchans);
949 ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
952 gdouble yoff = which * ht;
954 WaveView *wave = new WaveView(*group);
956 wave->property_data_src() = (gpointer) _region.get();
957 wave->property_cache() = wave_caches[which];
958 wave->property_cache_updater() = true;
959 wave->property_channel() = which;
960 wave->property_length_function() = (gpointer) region_length_from_c;
961 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
962 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
963 wave->property_x() = 0.0;
964 wave->property_y() = yoff;
965 wave->property_height() = (double) ht;
966 wave->property_samples_per_unit() = samples_per_unit;
967 wave->property_amplitude_above_axis() = _amplitude_above_axis;
970 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
971 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
973 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_WaveForm.get();
974 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
977 wave->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
978 wave->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
979 wave->property_region_start() = _region->start();
980 wave->property_rectified() = (bool) (_flags & WaveformRectified);
981 wave->property_logscaled() = (bool) (_flags & WaveformLogScaled);
983 if (!(_flags & WaveformVisible)) {
987 /* note: calling this function is serialized by the lock
988 held in the peak building thread that signals that
989 peaks are ready for use *or* by the fact that it is
990 called one by one from the GUI thread.
993 if (which < nchans) {
994 tmp_waves[which] = wave;
996 /* n-channel track, >n-channel source */
999 /* see if we're all ready */
1001 for (n = 0; n < nchans; ++n) {
1002 if (tmp_waves[n] == 0) {
1007 if (n == nwaves && waves.empty()) {
1008 /* all waves are ready */
1009 tmp_waves.resize(nwaves);
1014 /* all waves created, don't hook into peaks ready anymore */
1015 delete _data_ready_connections[which];
1016 _data_ready_connections[which] = 0;
1020 zero_line = new ArdourCanvas::SimpleLine (*group);
1021 zero_line->property_x1() = (gdouble) 1.0;
1022 zero_line->property_x2() = (gdouble) (_region->length() / samples_per_unit) - 1.0;
1023 zero_line->property_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();
1024 manage_zero_line ();
1031 AudioRegionView::peaks_ready_handler (uint32_t which)
1033 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&AudioRegionView::create_one_wave, this, which, false));
1034 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
1038 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
1040 if (gain_line == 0) {
1046 /* don't create points that can't be seen */
1048 set_envelope_visible (true);
1055 framepos_t fx = trackview.editor().pixel_to_frame (x);
1057 if (fx > _region->length()) {
1061 /* compute vertical fractional position */
1063 y = 1.0 - (y / (_height - NAME_HIGHLIGHT_SIZE));
1065 /* map using gain line */
1067 gain_line->view_to_model_coord (x, y);
1069 /* XXX STATEFUL: can't convert to stateful diff until we
1070 can represent automation data with it.
1073 trackview.session()->begin_reversible_command (_("add gain control point"));
1074 XMLNode &before = audio_region()->envelope()->get_state();
1076 if (!audio_region()->envelope_active()) {
1077 XMLNode ®ion_before = audio_region()->get_state();
1078 audio_region()->set_envelope_active(true);
1079 XMLNode ®ion_after = audio_region()->get_state();
1080 trackview.session()->add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
1083 audio_region()->envelope()->add (fx, y);
1085 XMLNode &after = audio_region()->envelope()->get_state();
1086 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1087 trackview.session()->commit_reversible_command ();
1091 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent */*ev*/)
1093 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1094 audio_region()->envelope()->erase (cp->model());
1098 AudioRegionView::store_flags()
1100 XMLNode *node = new XMLNode ("GUI");
1102 node->add_property ("waveform-visible", (_flags & WaveformVisible) ? "yes" : "no");
1103 node->add_property ("envelope-visible", (_flags & EnvelopeVisible) ? "yes" : "no");
1104 node->add_property ("waveform-rectified", (_flags & WaveformRectified) ? "yes" : "no");
1105 node->add_property ("waveform-logscaled", (_flags & WaveformLogScaled) ? "yes" : "no");
1107 _region->add_extra_xml (*node);
1111 AudioRegionView::set_flags (XMLNode* node)
1115 if ((prop = node->property ("waveform-visible")) != 0) {
1116 if (string_is_affirmative (prop->value())) {
1117 _flags |= WaveformVisible;
1121 if ((prop = node->property ("envelope-visible")) != 0) {
1122 if (string_is_affirmative (prop->value())) {
1123 _flags |= EnvelopeVisible;
1127 if ((prop = node->property ("waveform-rectified")) != 0) {
1128 if (string_is_affirmative (prop->value())) {
1129 _flags |= WaveformRectified;
1133 if ((prop = node->property ("waveform-logscaled")) != 0) {
1134 if (string_is_affirmative (prop->value())) {
1135 _flags |= WaveformLogScaled;
1141 AudioRegionView::set_waveform_shape (WaveformShape shape)
1145 /* this slightly odd approach is to leave the door open to
1146 other "shapes" such as spectral displays, etc.
1159 if (yn != (bool) (_flags & WaveformRectified)) {
1160 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1161 (*wave)->property_rectified() = yn;
1173 _flags |= WaveformRectified;
1175 _flags &= ~WaveformRectified;
1182 AudioRegionView::set_waveform_scale (WaveformScale scale)
1184 bool yn = (scale == Logarithmic);
1186 if (yn != (bool) (_flags & WaveformLogScaled)) {
1187 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1188 (*wave)->property_logscaled() = yn;
1192 _flags |= WaveformLogScaled;
1194 _flags &= ~WaveformLogScaled;
1202 AudioRegionView::add_ghost (TimeAxisView& tv)
1204 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1207 double unit_position = _region->position () / samples_per_unit;
1208 AudioGhostRegion* ghost = new AudioGhostRegion (tv, trackview, unit_position);
1211 nchans = rtv->track()->n_channels().n_audio();
1213 for (uint32_t n = 0; n < nchans; ++n) {
1215 if (n >= audio_region()->n_channels()) {
1219 WaveView *wave = new WaveView(*ghost->group);
1221 wave->property_data_src() = _region.get();
1222 wave->property_cache() = wave_caches[n];
1223 wave->property_cache_updater() = false;
1224 wave->property_channel() = n;
1225 wave->property_length_function() = (gpointer)region_length_from_c;
1226 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
1227 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
1228 wave->property_x() = 0.0;
1229 wave->property_samples_per_unit() = samples_per_unit;
1230 wave->property_amplitude_above_axis() = _amplitude_above_axis;
1232 wave->property_region_start() = _region->start();
1234 ghost->waves.push_back(wave);
1237 ghost->set_height ();
1238 ghost->set_duration (_region->length() / samples_per_unit);
1239 ghost->set_colors();
1240 ghosts.push_back (ghost);
1246 AudioRegionView::entered (bool internal_editing)
1248 trackview.editor().set_current_trimmable (_region);
1249 trackview.editor().set_current_movable (_region);
1251 if (gain_line && _flags & EnvelopeVisible) {
1252 gain_line->show_all_control_points ();
1255 if (fade_in_handle && !internal_editing) {
1256 fade_in_handle->property_fill_color_rgba() = UINT_RGBA_CHANGE_A (fade_color, 255);
1257 fade_out_handle->property_fill_color_rgba() = UINT_RGBA_CHANGE_A (fade_color, 255);
1262 AudioRegionView::exited ()
1264 trackview.editor().set_current_trimmable (boost::shared_ptr<Trimmable>());
1265 trackview.editor().set_current_movable (boost::shared_ptr<Movable>());
1268 gain_line->hide_all_but_selected_control_points ();
1271 if (fade_in_handle) {
1272 fade_in_handle->property_fill_color_rgba() = UINT_RGBA_CHANGE_A (fade_color, 0);
1273 fade_out_handle->property_fill_color_rgba() = UINT_RGBA_CHANGE_A (fade_color, 0);
1278 AudioRegionView::envelope_active_changed ()
1281 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
1286 AudioRegionView::set_waveview_data_src()
1288 AudioGhostRegion* agr;
1289 double unit_length= _region->length() / samples_per_unit;
1291 for (uint32_t n = 0; n < waves.size(); ++n) {
1292 // TODO: something else to let it know the channel
1293 waves[n]->property_data_src() = _region.get();
1296 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
1298 (*i)->set_duration (unit_length);
1300 if((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
1301 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
1302 (*w)->property_data_src() = _region.get();
1310 AudioRegionView::color_handler ()
1312 //case cMutedWaveForm:
1314 //case cWaveFormClip:
1318 //case cGainLineInactive:
1320 envelope_active_changed();
1325 AudioRegionView::set_frame_color ()
1331 if (_region->opaque()) {
1337 TimeAxisViewItem::set_frame_color ();
1343 wc = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get(), MUTED_ALPHA);
1344 fc = ARDOUR_UI::config()->canvasvar_SelectedWaveFormFill.get();
1347 if (_region->muted()) {
1348 wc = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA);
1350 wc = ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
1351 fc = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
1354 if (_region->muted()) {
1355 wc = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
1357 wc = ARDOUR_UI::config()->canvasvar_WaveForm.get();
1358 fc = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
1363 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1364 if (_region->muted()) {
1365 (*w)->property_wave_color() = wc;
1367 (*w)->property_wave_color() = wc;
1368 (*w)->property_fill_color() = fc;
1374 AudioRegionView::set_fade_visibility (bool yn)
1377 if (fade_in_shape) {
1378 fade_in_shape->show();
1380 if (fade_out_shape) {
1381 fade_out_shape->show ();
1383 if (fade_in_handle) {
1384 fade_in_handle->show ();
1386 if (fade_out_handle) {
1387 fade_out_handle->show ();
1390 if (fade_in_shape) {
1391 fade_in_shape->hide();
1393 if (fade_out_shape) {
1394 fade_out_shape->hide ();
1396 if (fade_in_handle) {
1397 fade_in_handle->hide ();
1399 if (fade_out_handle) {
1400 fade_out_handle->hide ();
1406 AudioRegionView::update_coverage_frames (LayerDisplay d)
1408 RegionView::update_coverage_frames (d);
1410 if (fade_in_handle) {
1411 fade_in_handle->raise_to_top ();
1412 fade_out_handle->raise_to_top ();
1417 AudioRegionView::show_region_editor ()
1420 editor = new AudioRegionEditor (trackview.session(), audio_region());
1424 editor->set_position (Gtk::WIN_POS_MOUSE);
1430 AudioRegionView::show_fade_line (framepos_t pos)
1432 fade_position_line->property_x1() = trackview.editor().frame_to_pixel (pos);
1433 fade_position_line->property_x2() = trackview.editor().frame_to_pixel (pos);
1434 fade_position_line->show ();
1435 fade_position_line->raise_to_top ();
1439 AudioRegionView::hide_fade_line ()
1441 fade_position_line->hide ();
1446 AudioRegionView::transients_changed ()
1448 AnalysisFeatureList analysis_features = _region->transients();
1450 while (feature_lines.size() < analysis_features.size()) {
1452 ArdourCanvas::Line* canvas_item = new ArdourCanvas::Line(*group);
1454 ArdourCanvas::Points points;
1456 points.push_back(Gnome::Art::Point(-1.0, 2.0)); // first x-coord needs to be a non-normal value
1457 points.push_back(Gnome::Art::Point(1.0, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
1459 canvas_item->property_points() = points;
1460 canvas_item->property_width_pixels() = 1;
1461 canvas_item->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
1462 canvas_item->property_first_arrowhead() = TRUE;
1463 canvas_item->property_last_arrowhead() = TRUE;
1464 canvas_item->property_arrow_shape_a() = 11.0;
1465 canvas_item->property_arrow_shape_b() = 0.0;
1466 canvas_item->property_arrow_shape_c() = 4.0;
1468 canvas_item->raise_to_top ();
1469 canvas_item->show ();
1471 canvas_item->set_data ("regionview", this);
1472 canvas_item->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_feature_line_event), canvas_item, this));
1474 feature_lines.push_back (make_pair(0, canvas_item));
1477 while (feature_lines.size() > analysis_features.size()) {
1478 ArdourCanvas::Line* line = feature_lines.back().second;
1479 feature_lines.pop_back ();
1483 AnalysisFeatureList::const_iterator i;
1484 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1486 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
1488 ArdourCanvas::Points points;
1490 float *pos = new float;
1491 *pos = trackview.editor().frame_to_pixel (*i);
1493 points.push_back(Gnome::Art::Point(*pos, 2.0)); // first x-coord needs to be a non-normal value
1494 points.push_back(Gnome::Art::Point(*pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
1496 (*l).second->property_points() = points;
1497 (*l).second->set_data ("position", pos);
1504 AudioRegionView::update_transient(float /*old_pos*/, float new_pos)
1506 /* Find frame at old pos, calulate new frame then update region transients*/
1507 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1509 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1511 /* Line has been updated in drag so we compare to new_pos */
1513 float* pos = (float*) (*l).second->get_data ("position");
1515 if (rint(new_pos) == rint(*pos)) {
1517 framepos_t old_frame = (*l).first;
1518 framepos_t new_frame = trackview.editor().pixel_to_frame (new_pos);
1520 _region->update_transient (old_frame, new_frame);
1528 AudioRegionView::remove_transient(float pos)
1530 /* Find frame at old pos, calulate new frame then update region transients*/
1531 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1533 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1535 /* Line has been updated in drag so we compare to new_pos */
1536 float *line_pos = (float*) (*l).second->get_data ("position");
1538 if (rint(pos) == rint(*line_pos)) {
1539 _region->remove_transient ((*l).first);
1546 AudioRegionView::thaw_after_trim ()
1548 RegionView::thaw_after_trim ();