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/audio_diskstream.h"
31 #include "ardour/profile.h"
32 #include "ardour/session.h"
34 #include "pbd/memento_command.h"
35 #include "pbd/stacktrace.h"
37 #include "evoral/Curve.hpp"
39 #include "streamview.h"
40 #include "audio_region_view.h"
41 #include "audio_time_axis.h"
42 #include "simplerect.h"
43 #include "simpleline.h"
45 #include "public_editor.h"
46 #include "audio_region_editor.h"
47 #include "region_gain_line.h"
48 #include "control_point.h"
49 #include "ghostregion.h"
50 #include "audio_time_axis.h"
52 #include "rgb_macros.h"
53 #include "gui_thread.h"
54 #include "ardour_ui.h"
58 #define MUTED_ALPHA 10
61 using namespace ARDOUR;
63 using namespace Editing;
64 using namespace ArdourCanvas;
66 static const int32_t sync_mark_width = 9;
68 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
69 Gdk::Color const & basic_color)
70 : RegionView (parent, tv, r, spu, basic_color)
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)
95 , _amplitude_above_axis(1.0)
102 AudioRegionView::AudioRegionView (const AudioRegionView& other)
103 : sigc::trackable(other)
111 , _amplitude_above_axis(1.0)
119 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
120 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
125 AudioRegionView::AudioRegionView (const AudioRegionView& other, boost::shared_ptr<AudioRegion> other_region)
126 : RegionView (other, boost::shared_ptr<Region> (other_region))
133 , _amplitude_above_axis(1.0)
141 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
142 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
148 AudioRegionView::init (Gdk::Color const & basic_color, bool wfd)
150 // FIXME: Some redundancy here with RegionView::init. Need to figure out
151 // where order is important and where it isn't...
153 RegionView::init (basic_color, wfd);
157 _amplitude_above_axis = 1.0;
161 if ((node = _region->extra_xml ("GUI")) != 0) {
164 _flags = WaveformVisible;
168 if (trackview.editor().new_regionviews_display_gain()) {
169 _flags |= EnvelopeVisible;
172 compute_colors (basic_color);
176 fade_in_shape = new ArdourCanvas::Polygon (*group);
177 fade_in_shape->property_fill_color_rgba() = fade_color;
178 fade_in_shape->set_data ("regionview", this);
180 fade_out_shape = new ArdourCanvas::Polygon (*group);
181 fade_out_shape->property_fill_color_rgba() = fade_color;
182 fade_out_shape->set_data ("regionview", this);
186 UINT_TO_RGBA(fill_color,&r,&g,&b,&a);
188 fade_in_handle = new ArdourCanvas::SimpleRect (*group);
189 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,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() = RGBA_TO_UINT(r,g,b,0);
196 fade_out_handle->property_outline_pixels() = 0;
198 fade_out_handle->set_data ("regionview", this);
201 setup_fade_handle_positions ();
203 if (!trackview.session()->config.get_show_region_fades()) {
204 set_fade_visibility (false);
207 const string line_name = _region->name() + ":gain";
209 if (!Profile->get_sae()) {
210 gain_line = new AudioRegionGainLine (line_name, *this, *group, audio_region()->envelope());
213 if (!(_flags & EnvelopeVisible)) {
221 set_height (trackview.current_height());
224 region_sync_changed ();
226 region_resized (ARDOUR::bounds_change);
227 set_waveview_data_src();
229 envelope_active_changed ();
230 fade_in_active_changed ();
231 fade_out_active_changed ();
233 reset_width_dependent_items (_pixel_width);
235 fade_in_shape->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_event), fade_in_shape, this));
236 fade_in_handle->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this));
237 fade_out_shape->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_event), fade_out_shape, this));
238 fade_out_handle->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this));
242 /* XXX sync mark drag? */
245 AudioRegionView::~AudioRegionView ()
247 in_destructor = true;
249 RegionViewGoingAway (this); /* EMIT_SIGNAL */
251 for (vector<GnomeCanvasWaveViewCache *>::iterator cache = wave_caches.begin(); cache != wave_caches.end() ; ++cache) {
252 gnome_canvas_waveview_cache_destroy (*cache);
255 /* all waveviews etc will be destroyed when the group is destroyed */
260 boost::shared_ptr<ARDOUR::AudioRegion>
261 AudioRegionView::audio_region() const
263 // "Guaranteed" to succeed...
264 return boost::dynamic_pointer_cast<AudioRegion>(_region);
268 AudioRegionView::region_changed (const PropertyChange& what_changed)
270 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_changed, what_changed);
271 // cerr << "AudioRegionView::region_changed() called" << endl;
273 RegionView::region_changed (what_changed);
275 if (what_changed.contains (ARDOUR::Properties::scale_amplitude)) {
276 region_scale_amplitude_changed ();
278 if (what_changed.contains (ARDOUR::Properties::fade_in)) {
281 if (what_changed.contains (ARDOUR::Properties::fade_out)) {
284 if (what_changed.contains (ARDOUR::Properties::fade_in_active)) {
285 fade_in_active_changed ();
287 if (what_changed.contains (ARDOUR::Properties::fade_out_active)) {
288 fade_out_active_changed ();
290 if (what_changed.contains (ARDOUR::Properties::envelope_active)) {
291 envelope_active_changed ();
296 AudioRegionView::fade_in_changed ()
298 reset_fade_in_shape ();
302 AudioRegionView::fade_out_changed ()
304 reset_fade_out_shape ();
307 AudioRegionView::fade_in_active_changed ()
311 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
313 if (audio_region()->fade_in_active()) {
314 col = RGBA_TO_UINT(r,g,b,120);
315 fade_in_shape->property_fill_color_rgba() = col;
316 fade_in_shape->property_width_pixels() = 0;
317 fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,0);
319 col = RGBA_TO_UINT(r,g,b,0);
320 fade_in_shape->property_fill_color_rgba() = col;
321 fade_in_shape->property_width_pixels() = 1;
322 fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,255);
327 AudioRegionView::fade_out_active_changed ()
331 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
333 if (audio_region()->fade_out_active()) {
334 col = RGBA_TO_UINT(r,g,b,120);
335 fade_out_shape->property_fill_color_rgba() = col;
336 fade_out_shape->property_width_pixels() = 0;
337 fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,0);
339 col = RGBA_TO_UINT(r,g,b,0);
340 fade_out_shape->property_fill_color_rgba() = col;
341 fade_out_shape->property_width_pixels() = 1;
342 fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,255);
348 AudioRegionView::region_scale_amplitude_changed ()
350 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_scale_amplitude_changed)
352 for (uint32_t n = 0; n < waves.size(); ++n) {
353 // force a reload of the cache
354 waves[n]->property_data_src() = _region.get();
359 AudioRegionView::region_renamed ()
361 Glib::ustring str = RegionView::make_name ();
363 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
364 str = string ("*") + str;
367 if (_region->muted()) {
368 str = string ("!") + str;
371 set_item_name (str, this);
376 AudioRegionView::region_resized (const PropertyChange& what_changed)
378 AudioGhostRegion* agr;
380 RegionView::region_resized(what_changed);
381 PropertyChange interesting_stuff;
383 interesting_stuff.add (ARDOUR::Properties::start);
384 interesting_stuff.add (ARDOUR::Properties::length);
386 if (what_changed.contains (interesting_stuff)) {
388 for (uint32_t n = 0; n < waves.size(); ++n) {
389 waves[n]->property_region_start() = _region->start();
392 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
393 if((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
395 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
396 (*w)->property_region_start() = _region->start();
404 AudioRegionView::reset_width_dependent_items (double pixel_width)
406 RegionView::reset_width_dependent_items(pixel_width);
407 assert(_pixel_width == pixel_width);
410 zero_line->property_x2() = pixel_width - 1.0;
413 if (fade_in_handle) {
414 if (pixel_width <= 6.0) {
415 fade_in_handle->hide();
416 fade_out_handle->hide();
419 fade_in_handle->hide();
420 fade_out_handle->hide();
422 if (trackview.session()->config.get_show_region_fades()) {
423 fade_in_handle->show();
424 fade_out_handle->show();
430 reset_fade_shapes ();
434 AudioRegionView::region_muted ()
436 RegionView::region_muted();
438 for (uint32_t n=0; n < waves.size(); ++n) {
439 if (_region->muted()) {
440 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
442 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
448 AudioRegionView::setup_fade_handle_positions()
450 /* position of fade handle offset from the top of the region view */
451 double const handle_pos = 2;
452 /* height of fade handles */
453 double const handle_height = 5;
455 if (fade_in_handle) {
456 fade_in_handle->property_y1() = handle_pos;
457 fade_in_handle->property_y2() = handle_pos + handle_height;
460 if (fade_out_handle) {
461 fade_out_handle->property_y1() = handle_pos;
462 fade_out_handle->property_y2() = handle_pos + handle_height;
467 AudioRegionView::set_height (gdouble height)
469 RegionView::set_height (height);
471 uint32_t wcnt = waves.size();
478 for (uint32_t n=0; n < wcnt; ++n) {
481 if ((height) < NAME_HIGHLIGHT_THRESH) {
482 ht = ((height-2*wcnt) / (double) wcnt);
484 ht = (((height-2*wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
487 gdouble yoff = n * (ht+1);
489 waves[n]->property_height() = ht;
490 waves[n]->property_y() = yoff + 2;
494 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
497 if (_flags & EnvelopeVisible) {
501 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE - 2));
505 reset_fade_shapes ();
508 name_pixbuf->raise_to_top();
514 AudioRegionView::manage_zero_line ()
520 if (_height >= 100) {
521 double const wave_midpoint = (_height - NAME_HIGHLIGHT_SIZE) / 2.0;
522 zero_line->property_y1() = wave_midpoint;
523 zero_line->property_y2() = wave_midpoint;
531 AudioRegionView::reset_fade_shapes ()
533 reset_fade_in_shape ();
534 reset_fade_out_shape ();
538 AudioRegionView::reset_fade_in_shape ()
540 reset_fade_in_shape_width ((nframes_t) audio_region()->fade_in()->back()->when);
544 AudioRegionView::reset_fade_in_shape_width (nframes_t width)
546 if (fade_in_handle == 0) {
550 /* smallest size for a fade is 64 frames */
552 width = std::max ((nframes_t) 64, width);
555 double pwidth = width / samples_per_unit;
556 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
560 fade_in_shape->hide();
561 fade_in_handle->hide();
565 double handle_center;
566 handle_center = pwidth;
568 if (handle_center > 7.0) {
569 handle_center -= 3.0;
574 fade_in_handle->property_x1() = handle_center - 3.0;
575 fade_in_handle->property_x2() = handle_center + 3.0;
578 fade_in_shape->hide();
582 if (trackview.session()->config.get_show_region_fades()) {
583 fade_in_shape->show();
586 float curve[npoints];
587 audio_region()->fade_in()->curve().get_vector (0, audio_region()->fade_in()->back()->when, curve, npoints);
589 points = get_canvas_points ("fade in shape", npoints+3);
591 if (_height >= NAME_HIGHLIGHT_THRESH) {
592 h = _height - NAME_HIGHLIGHT_SIZE;
597 /* points *MUST* be in anti-clockwise order */
600 double xdelta = pwidth/npoints;
602 for (pi = 0, pc = 0; pc < npoints; ++pc) {
603 (*points)[pi].set_x(1 + (pc * xdelta));
604 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
609 (*points)[pi].set_x(pwidth);
610 (*points)[pi++].set_y(2);
612 (*points)[pi].set_x(1);
613 (*points)[pi++].set_y(2);
615 /* connect the dots ... */
617 (*points)[pi] = (*points)[0];
619 fade_in_shape->property_points() = *points;
622 /* ensure trim handle stays on top */
623 frame_handle_start->raise_to_top();
627 AudioRegionView::reset_fade_out_shape ()
629 reset_fade_out_shape_width ((nframes_t) audio_region()->fade_out()->back()->when);
633 AudioRegionView::reset_fade_out_shape_width (nframes_t width)
635 if (fade_out_handle == 0) {
639 /* smallest size for a fade is 64 frames */
641 width = std::max ((nframes_t) 64, width);
644 double pwidth = width / samples_per_unit;
645 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
649 fade_out_shape->hide();
650 fade_out_handle->hide();
654 double handle_center;
655 handle_center = (_region->length() - width) / samples_per_unit;
657 if (handle_center > 7.0) {
658 handle_center -= 3.0;
663 fade_out_handle->property_x1() = handle_center - 3.0;
664 fade_out_handle->property_x2() = handle_center + 3.0;
666 /* don't show shape if its too small */
669 fade_out_shape->hide();
673 if (trackview.session()->config.get_show_region_fades()) {
674 fade_out_shape->show();
677 float curve[npoints];
678 audio_region()->fade_out()->curve().get_vector (0, audio_region()->fade_out()->back()->when, curve, npoints);
680 if (_height >= NAME_HIGHLIGHT_THRESH) {
681 h = _height - NAME_HIGHLIGHT_SIZE;
686 /* points *MUST* be in anti-clockwise order */
688 points = get_canvas_points ("fade out shape", npoints+3);
691 double xdelta = pwidth/npoints;
693 for (pi = 0, pc = 0; pc < npoints; ++pc) {
694 (*points)[pi].set_x(_pixel_width - 1 - pwidth + (pc*xdelta));
695 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
700 (*points)[pi].set_x(_pixel_width);
701 (*points)[pi++].set_y(h);
703 (*points)[pi].set_x(_pixel_width);
704 (*points)[pi++].set_y(2);
706 /* connect the dots ... */
708 (*points)[pi] = (*points)[0];
710 fade_out_shape->property_points() = *points;
713 /* ensure trim handle stays on top */
714 frame_handle_end->raise_to_top();
718 AudioRegionView::set_samples_per_unit (gdouble spu)
720 RegionView::set_samples_per_unit (spu);
722 if (_flags & WaveformVisible) {
723 for (uint32_t n=0; n < waves.size(); ++n) {
724 waves[n]->property_samples_per_unit() = spu;
732 reset_fade_shapes ();
736 AudioRegionView::set_amplitude_above_axis (gdouble spp)
738 for (uint32_t n=0; n < waves.size(); ++n) {
739 waves[n]->property_amplitude_above_axis() = spp;
744 AudioRegionView::compute_colors (Gdk::Color const & basic_color)
746 RegionView::compute_colors (basic_color);
750 /* gain color computed in envelope_active_changed() */
752 UINT_TO_RGBA (fill_color, &r, &g, &b, &a);
753 fade_color = RGBA_TO_UINT(r,g,b,120);
757 AudioRegionView::set_colors ()
759 RegionView::set_colors();
762 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
765 for (uint32_t n=0; n < waves.size(); ++n) {
766 if (_region->muted()) {
767 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
769 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
772 waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
773 waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
778 AudioRegionView::show_region_editor ()
781 editor = new AudioRegionEditor (trackview.session(), audio_region(), *this);
782 // GTK2FIX : how to ensure float without realizing
783 // editor->realize ();
784 // trackview.editor.ensure_float (*editor);
792 AudioRegionView::set_waveform_visible (bool yn)
794 if (((_flags & WaveformVisible) != yn)) {
796 for (uint32_t n=0; n < waves.size(); ++n) {
797 /* make sure the zoom level is correct, since we don't update
798 this when waveforms are hidden.
800 waves[n]->property_samples_per_unit() = samples_per_unit;
803 _flags |= WaveformVisible;
805 for (uint32_t n=0; n < waves.size(); ++n) {
808 _flags &= ~WaveformVisible;
815 AudioRegionView::temporarily_hide_envelope ()
823 AudioRegionView::unhide_envelope ()
825 if (gain_line && (_flags & EnvelopeVisible)) {
831 AudioRegionView::set_envelope_visible (bool yn)
833 if (gain_line && ((_flags & EnvelopeVisible) != yn)) {
836 _flags |= EnvelopeVisible;
839 _flags &= ~EnvelopeVisible;
846 AudioRegionView::create_waves ()
848 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
849 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
851 if (!atv.get_diskstream()) {
855 ChanCount nchans = atv.get_diskstream()->n_channels();
857 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
858 // << " and channels = " << nchans.n_audio() << endl;
860 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
861 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
862 tmp_waves.push_back (0);
865 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
867 if (n >= audio_region()->n_channels()) {
871 wave_caches.push_back (WaveView::create_cache ());
873 // cerr << "\tchannel " << n << endl;
876 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), data_ready_connection, gui_context())) {
877 // cerr << "\tData is ready\n";
878 create_one_wave (n, true);
880 // cerr << "\tdata is not ready\n";
881 // we'll get a PeaksReady signal from the source in the future
882 // and will call create_one_wave(n) then.
886 // cerr << "\tdon't delay, display today!\n";
887 create_one_wave (n, true);
894 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
896 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
897 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
898 uint32_t nchans = atv.get_diskstream()->n_channels().n_audio();
900 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
903 if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
904 ht = ((trackview.current_height()) / (double) nchans);
906 ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
909 gdouble yoff = which * ht;
911 WaveView *wave = new WaveView(*group);
913 wave->property_data_src() = (gpointer) _region.get();
914 wave->property_cache() = wave_caches[which];
915 wave->property_cache_updater() = true;
916 wave->property_channel() = which;
917 wave->property_length_function() = (gpointer) region_length_from_c;
918 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
919 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
920 wave->property_x() = 0.0;
921 wave->property_y() = yoff;
922 wave->property_height() = (double) ht;
923 wave->property_samples_per_unit() = samples_per_unit;
924 wave->property_amplitude_above_axis() = _amplitude_above_axis;
927 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
928 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
930 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_WaveForm.get();
931 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
934 wave->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
935 wave->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
936 wave->property_region_start() = _region->start();
937 wave->property_rectified() = (bool) (_flags & WaveformRectified);
938 wave->property_logscaled() = (bool) (_flags & WaveformLogScaled);
940 if (!(_flags & WaveformVisible)) {
944 /* note: calling this function is serialized by the lock
945 held in the peak building thread that signals that
946 peaks are ready for use *or* by the fact that it is
947 called one by one from the GUI thread.
950 if (which < nchans) {
951 tmp_waves[which] = wave;
953 /* n-channel track, >n-channel source */
956 /* see if we're all ready */
958 for (n = 0; n < nchans; ++n) {
959 if (tmp_waves[n] == 0) {
964 if (n == nwaves && waves.empty()) {
965 /* all waves are ready */
966 tmp_waves.resize(nwaves);
971 /* all waves created, don't hook into peaks ready anymore */
972 data_ready_connection.disconnect ();
976 zero_line = new ArdourCanvas::SimpleLine (*group);
977 zero_line->property_x1() = (gdouble) 1.0;
978 zero_line->property_x2() = (gdouble) (_region->length() / samples_per_unit) - 1.0;
979 zero_line->property_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();
987 AudioRegionView::peaks_ready_handler (uint32_t which)
989 Gtkmm2ext::UI::instance()->call_slot (boost::bind (&AudioRegionView::create_one_wave, this, which, false));
990 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
994 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
996 if (gain_line == 0) {
1002 /* don't create points that can't be seen */
1004 set_envelope_visible (true);
1011 nframes_t fx = trackview.editor().pixel_to_frame (x);
1013 if (fx > _region->length()) {
1017 /* compute vertical fractional position */
1019 y = 1.0 - (y / (_height - NAME_HIGHLIGHT_SIZE));
1021 /* map using gain line */
1023 gain_line->view_to_model_coord (x, y);
1025 /* XXX STATEFUL: can't convert to stateful diff until we
1026 can represent automation data with it.
1029 trackview.session()->begin_reversible_command (_("add gain control point"));
1030 XMLNode &before = audio_region()->envelope()->get_state();
1032 if (!audio_region()->envelope_active()) {
1033 XMLNode ®ion_before = audio_region()->get_state();
1034 audio_region()->set_envelope_active(true);
1035 XMLNode ®ion_after = audio_region()->get_state();
1036 trackview.session()->add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
1039 audio_region()->envelope()->add (fx, y);
1041 XMLNode &after = audio_region()->envelope()->get_state();
1042 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1043 trackview.session()->commit_reversible_command ();
1047 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent */*ev*/)
1049 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1050 audio_region()->envelope()->erase (cp->model());
1054 AudioRegionView::store_flags()
1056 XMLNode *node = new XMLNode ("GUI");
1058 node->add_property ("waveform-visible", (_flags & WaveformVisible) ? "yes" : "no");
1059 node->add_property ("envelope-visible", (_flags & EnvelopeVisible) ? "yes" : "no");
1060 node->add_property ("waveform-rectified", (_flags & WaveformRectified) ? "yes" : "no");
1061 node->add_property ("waveform-logscaled", (_flags & WaveformLogScaled) ? "yes" : "no");
1063 _region->add_extra_xml (*node);
1067 AudioRegionView::set_flags (XMLNode* node)
1071 if ((prop = node->property ("waveform-visible")) != 0) {
1072 if (string_is_affirmative (prop->value())) {
1073 _flags |= WaveformVisible;
1077 if ((prop = node->property ("envelope-visible")) != 0) {
1078 if (string_is_affirmative (prop->value())) {
1079 _flags |= EnvelopeVisible;
1083 if ((prop = node->property ("waveform-rectified")) != 0) {
1084 if (string_is_affirmative (prop->value())) {
1085 _flags |= WaveformRectified;
1089 if ((prop = node->property ("waveform-logscaled")) != 0) {
1090 if (string_is_affirmative (prop->value())) {
1091 _flags |= WaveformLogScaled;
1097 AudioRegionView::set_waveform_shape (WaveformShape shape)
1101 /* this slightly odd approach is to leave the door open to
1102 other "shapes" such as spectral displays, etc.
1115 if (yn != (bool) (_flags & WaveformRectified)) {
1116 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1117 (*wave)->property_rectified() = yn;
1129 _flags |= WaveformRectified;
1131 _flags &= ~WaveformRectified;
1138 AudioRegionView::set_waveform_scale (WaveformScale scale)
1140 bool yn = (scale == Logarithmic);
1142 if (yn != (bool) (_flags & WaveformLogScaled)) {
1143 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1144 (*wave)->property_logscaled() = yn;
1148 _flags |= WaveformLogScaled;
1150 _flags &= ~WaveformLogScaled;
1158 AudioRegionView::add_ghost (TimeAxisView& tv)
1160 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1163 double unit_position = _region->position () / samples_per_unit;
1164 AudioGhostRegion* ghost = new AudioGhostRegion (tv, trackview, unit_position);
1167 nchans = rtv->get_diskstream()->n_channels().n_audio();
1169 for (uint32_t n = 0; n < nchans; ++n) {
1171 if (n >= audio_region()->n_channels()) {
1175 WaveView *wave = new WaveView(*ghost->group);
1177 wave->property_data_src() = _region.get();
1178 wave->property_cache() = wave_caches[n];
1179 wave->property_cache_updater() = false;
1180 wave->property_channel() = n;
1181 wave->property_length_function() = (gpointer)region_length_from_c;
1182 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
1183 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
1184 wave->property_x() = 0.0;
1185 wave->property_samples_per_unit() = samples_per_unit;
1186 wave->property_amplitude_above_axis() = _amplitude_above_axis;
1188 wave->property_region_start() = _region->start();
1190 ghost->waves.push_back(wave);
1193 ghost->set_height ();
1194 ghost->set_duration (_region->length() / samples_per_unit);
1195 ghost->set_colors();
1196 ghosts.push_back (ghost);
1202 AudioRegionView::entered ()
1204 if (gain_line && _flags & EnvelopeVisible) {
1205 gain_line->show_all_control_points ();
1209 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
1212 if (fade_in_handle) {
1213 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1214 fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1219 AudioRegionView::exited ()
1222 gain_line->hide_all_but_selected_control_points ();
1226 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
1229 if (fade_in_handle) {
1230 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1231 fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1236 AudioRegionView::envelope_active_changed ()
1239 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
1244 AudioRegionView::set_waveview_data_src()
1246 AudioGhostRegion* agr;
1247 double unit_length= _region->length() / samples_per_unit;
1249 for (uint32_t n = 0; n < waves.size(); ++n) {
1250 // TODO: something else to let it know the channel
1251 waves[n]->property_data_src() = _region.get();
1254 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
1256 (*i)->set_duration (unit_length);
1258 if((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
1259 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
1260 (*w)->property_data_src() = _region.get();
1268 AudioRegionView::color_handler ()
1270 //case cMutedWaveForm:
1272 //case cWaveFormClip:
1276 //case cGainLineInactive:
1278 envelope_active_changed();
1283 AudioRegionView::set_frame_color ()
1289 if (_region->opaque()) {
1297 if (_selected && should_show_selection) {
1298 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_SelectedFrameBase.get(), &r, &g, &b, &a);
1299 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
1301 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1302 if (_region->muted()) {
1303 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get(), MUTED_ALPHA);
1305 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get();
1306 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveFormFill.get();
1311 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_RecordingRect.get(), &r, &g, &b, &a);
1312 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, a);
1314 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1315 if (_region->muted()) {
1316 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA);
1318 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
1319 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
1323 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_FrameBase.get(), &r, &g, &b, &a);
1324 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
1326 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1327 if (_region->muted()) {
1328 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
1330 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
1331 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
1339 AudioRegionView::set_fade_visibility (bool yn)
1342 if (fade_in_shape) {
1343 fade_in_shape->show();
1345 if (fade_out_shape) {
1346 fade_out_shape->show ();
1348 if (fade_in_handle) {
1349 fade_in_handle->show ();
1351 if (fade_out_handle) {
1352 fade_out_handle->show ();
1355 if (fade_in_shape) {
1356 fade_in_shape->hide();
1358 if (fade_out_shape) {
1359 fade_out_shape->hide ();
1361 if (fade_in_handle) {
1362 fade_in_handle->hide ();
1364 if (fade_out_handle) {
1365 fade_out_handle->hide ();
1371 AudioRegionView::update_coverage_frames (LayerDisplay d)
1373 RegionView::update_coverage_frames (d);
1375 fade_in_handle->raise_to_top ();
1376 fade_out_handle->raise_to_top ();