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.
26 #include <gtkmm2ext/gtk_ui.h>
28 #include <ardour/playlist.h>
29 #include <ardour/audioregion.h>
30 #include <ardour/audiosource.h>
31 #include <ardour/audio_diskstream.h>
32 #include <ardour/profile.h>
33 #include <pbd/memento_command.h>
34 #include <pbd/stacktrace.h>
36 #include "streamview.h"
37 #include "audio_region_view.h"
38 #include "audio_time_axis.h"
39 #include "simplerect.h"
40 #include "simpleline.h"
42 #include "public_editor.h"
43 #include "audio_region_editor.h"
44 #include "region_gain_line.h"
45 #include "ghostregion.h"
46 #include "audio_time_axis.h"
48 #include "rgb_macros.h"
49 #include "gui_thread.h"
50 #include "ardour_ui.h"
54 #define MUTED_ALPHA 10
57 using namespace ARDOUR;
59 using namespace Editing;
60 using namespace ArdourCanvas;
62 static const int32_t sync_mark_width = 9;
64 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
65 Gdk::Color& basic_color)
66 : RegionView (parent, tv, r, spu, basic_color)
74 , _amplitude_above_axis(1.0)
81 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
82 Gdk::Color& basic_color, bool recording, TimeAxisViewItem::Visibility visibility)
83 : RegionView (parent, tv, r, spu, basic_color, recording, visibility)
91 , _amplitude_above_axis(1.0)
98 AudioRegionView::AudioRegionView (const AudioRegionView& other)
106 , _amplitude_above_axis(1.0)
114 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
115 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
120 AudioRegionView::AudioRegionView (const AudioRegionView& other, boost::shared_ptr<AudioRegion> other_region)
121 : RegionView (other, boost::shared_ptr<Region> (other_region))
128 , _amplitude_above_axis(1.0)
136 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
137 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
143 AudioRegionView::init (Gdk::Color& basic_color, bool wfd)
145 // FIXME: Some redundancy here with RegionView::init. Need to figure out
146 // where order is important and where it isn't...
148 RegionView::init (basic_color, wfd);
152 _amplitude_above_axis = 1.0;
156 if ((node = _region->extra_xml ("GUI")) != 0) {
159 _flags = WaveformVisible;
163 if (trackview.editor.new_regionviews_display_gain()) {
164 _flags |= EnvelopeVisible;
167 compute_colors (basic_color);
171 fade_in_shape = new ArdourCanvas::Polygon (*group);
172 fade_in_shape->property_fill_color_rgba() = fade_color;
173 fade_in_shape->set_data ("regionview", this);
175 fade_out_shape = new ArdourCanvas::Polygon (*group);
176 fade_out_shape->property_fill_color_rgba() = fade_color;
177 fade_out_shape->set_data ("regionview", this);
181 UINT_TO_RGBA(fill_color,&r,&g,&b,&a);
184 fade_in_handle = new ArdourCanvas::SimpleRect (*group);
185 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,0);
186 fade_in_handle->property_outline_pixels() = 0;
187 fade_in_handle->property_y1() = 2.0;
188 fade_in_handle->property_y2() = 7.0;
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;
195 fade_out_handle->property_y1() = 2.0;
196 fade_out_handle->property_y2() = 7.0;
198 fade_out_handle->set_data ("regionview", this);
201 if (!Config->get_show_region_fades()) {
202 set_fade_visibility (false);
205 string foo = _region->name();
209 if (!Profile->get_sae()) {
210 gain_line = new AudioRegionGainLine (foo, trackview.session(), *this, *group, audio_region()->envelope());
212 if (!(_flags & EnvelopeVisible)) {
221 set_height (trackview.current_height());
224 region_sync_changed ();
225 region_resized (BoundsChanged);
226 set_waveview_data_src();
228 envelope_active_changed ();
229 fade_in_active_changed ();
230 fade_out_active_changed ();
232 _region->StateChanged.connect (mem_fun(*this, &AudioRegionView::region_changed));
234 fade_in_shape->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_event), fade_in_shape, this));
235 fade_in_handle->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this));
236 fade_out_shape->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_event), fade_out_shape, this));
237 fade_out_handle->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this));
241 /* XXX sync mark drag? */
244 AudioRegionView::~AudioRegionView ()
246 in_destructor = true;
248 RegionViewGoingAway (this); /* EMIT_SIGNAL */
250 for (vector<GnomeCanvasWaveViewCache *>::iterator cache = wave_caches.begin(); cache != wave_caches.end() ; ++cache) {
251 gnome_canvas_waveview_cache_destroy (*cache);
254 /* all waveviews etc will be destroyed when the group is destroyed */
261 boost::shared_ptr<ARDOUR::AudioRegion>
262 AudioRegionView::audio_region() const
264 // "Guaranteed" to succeed...
265 return boost::dynamic_pointer_cast<AudioRegion>(_region);
269 AudioRegionView::region_changed (Change what_changed)
271 ENSURE_GUI_THREAD (bind (mem_fun(*this, &AudioRegionView::region_changed), what_changed));
272 //cerr << "AudioRegionView::region_changed() called" << endl;
274 RegionView::region_changed(what_changed);
276 if (what_changed & AudioRegion::ScaleAmplitudeChanged) {
277 region_scale_amplitude_changed ();
279 if (what_changed & AudioRegion::FadeInChanged) {
282 if (what_changed & AudioRegion::FadeOutChanged) {
285 if (what_changed & AudioRegion::FadeInActiveChanged) {
286 fade_in_active_changed ();
288 if (what_changed & AudioRegion::FadeOutActiveChanged) {
289 fade_out_active_changed ();
291 if (what_changed & AudioRegion::EnvelopeActiveChanged) {
292 envelope_active_changed ();
297 AudioRegionView::fade_in_changed ()
299 reset_fade_in_shape ();
303 AudioRegionView::fade_out_changed ()
305 reset_fade_out_shape ();
308 AudioRegionView::fade_in_active_changed ()
312 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
314 if (audio_region()->fade_in_active()) {
315 col = RGBA_TO_UINT(r,g,b,120);
316 fade_in_shape->property_fill_color_rgba() = col;
317 fade_in_shape->property_width_pixels() = 0;
318 fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,0);
320 col = RGBA_TO_UINT(r,g,b,0);
321 fade_in_shape->property_fill_color_rgba() = col;
322 fade_in_shape->property_width_pixels() = 1;
323 fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,255);
328 AudioRegionView::fade_out_active_changed ()
332 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
334 if (audio_region()->fade_out_active()) {
335 col = RGBA_TO_UINT(r,g,b,120);
336 fade_out_shape->property_fill_color_rgba() = col;
337 fade_out_shape->property_width_pixels() = 0;
338 fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,0);
340 col = RGBA_TO_UINT(r,g,b,0);
341 fade_out_shape->property_fill_color_rgba() = col;
342 fade_out_shape->property_width_pixels() = 1;
343 fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,255);
349 AudioRegionView::region_scale_amplitude_changed ()
351 ENSURE_GUI_THREAD (mem_fun(*this, &AudioRegionView::region_scale_amplitude_changed));
353 for (uint32_t n = 0; n < waves.size(); ++n) {
354 // force a reload of the cache
355 waves[n]->property_data_src() = _region.get();
360 AudioRegionView::region_resized (Change what_changed)
362 RegionView::region_resized(what_changed);
364 if (what_changed & Change (StartChanged|LengthChanged)) {
366 for (uint32_t n = 0; n < waves.size(); ++n) {
367 waves[n]->property_region_start() = _region->start();
370 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
372 for (vector<WaveView*>::iterator w = (*i)->waves.begin(); w != (*i)->waves.end(); ++w) {
373 (*w)->property_region_start() = _region->start();
380 AudioRegionView::reset_width_dependent_items (double pixel_width)
382 RegionView::reset_width_dependent_items(pixel_width);
383 assert(_pixel_width == pixel_width);
386 zero_line->property_x2() = pixel_width - 1.0;
389 if (fade_in_handle) {
390 if (pixel_width <= 6.0) {
391 fade_in_handle->hide();
392 fade_out_handle->hide();
395 fade_in_handle->hide();
396 fade_out_handle->hide();
398 if (Config->get_show_region_fades()) {
399 fade_in_handle->show();
400 fade_out_handle->show();
406 reset_fade_shapes ();
410 AudioRegionView::region_muted ()
412 RegionView::region_muted();
414 for (uint32_t n=0; n < waves.size(); ++n) {
415 if (_region->muted()) {
416 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
418 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
425 AudioRegionView::set_height (gdouble height)
427 RegionView::set_height (height);
429 uint32_t wcnt = waves.size();
433 TimeAxisViewItem::set_height (height);
438 for (uint32_t n=0; n < wcnt; ++n) {
441 if ((height) < NAME_HIGHLIGHT_THRESH) {
442 ht = ((height-2*wcnt) / (double) wcnt);
444 ht = (((height-2*wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
447 gdouble yoff = n * (ht+1);
449 waves[n]->property_height() = ht;
450 waves[n]->property_y() = yoff + 2;
454 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
457 if (_flags & EnvelopeVisible) {
461 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE));
465 reset_fade_shapes ();
468 name_text->raise_to_top();
473 AudioRegionView::manage_zero_line ()
479 if (_height >= 100) {
480 gdouble wave_midpoint = (_height - NAME_HIGHLIGHT_SIZE) / 2.0;
481 zero_line->property_y1() = wave_midpoint;
482 zero_line->property_y2() = wave_midpoint;
490 AudioRegionView::reset_fade_shapes ()
492 reset_fade_in_shape ();
493 reset_fade_out_shape ();
497 AudioRegionView::reset_fade_in_shape ()
499 reset_fade_in_shape_width ((nframes_t) audio_region()->fade_in().back()->when);
503 AudioRegionView::reset_fade_in_shape_width (nframes_t width)
505 if (fade_in_handle == 0) {
509 /* smallest size for a fade is 64 frames */
511 width = std::max ((nframes_t) 64, width);
514 double pwidth = width / samples_per_unit;
515 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
519 fade_in_shape->hide();
520 fade_in_handle->hide();
524 double handle_center;
525 handle_center = pwidth;
527 if (handle_center > 7.0) {
528 handle_center -= 3.0;
533 fade_in_handle->property_x1() = handle_center - 3.0;
534 fade_in_handle->property_x2() = handle_center + 3.0;
537 fade_in_shape->hide();
541 if (Config->get_show_region_fades()) {
542 fade_in_shape->show();
545 float curve[npoints];
546 audio_region()->fade_in().get_vector (0, audio_region()->fade_in().back()->when, curve, npoints);
548 points = get_canvas_points ("fade in shape", npoints+3);
550 if (_height >= NAME_HIGHLIGHT_THRESH) {
551 h = _height - NAME_HIGHLIGHT_SIZE;
556 /* points *MUST* be in anti-clockwise order */
559 double xdelta = pwidth/npoints;
561 for (pi = 0, pc = 0; pc < npoints; ++pc) {
562 (*points)[pi].set_x(1 + (pc * xdelta));
563 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
568 (*points)[pi].set_x(pwidth);
569 (*points)[pi++].set_y(2);
571 (*points)[pi].set_x(1);
572 (*points)[pi++].set_y(2);
574 /* connect the dots ... */
576 (*points)[pi] = (*points)[0];
578 fade_in_shape->property_points() = *points;
583 AudioRegionView::reset_fade_out_shape ()
585 reset_fade_out_shape_width ((nframes_t) audio_region()->fade_out().back()->when);
589 AudioRegionView::reset_fade_out_shape_width (nframes_t width)
591 if (fade_out_handle == 0) {
595 /* smallest size for a fade is 64 frames */
597 width = std::max ((nframes_t) 64, width);
600 double pwidth = width / samples_per_unit;
601 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
605 fade_out_shape->hide();
606 fade_out_handle->hide();
610 double handle_center;
611 handle_center = (_region->length() - width) / samples_per_unit;
613 if (handle_center > 7.0) {
614 handle_center -= 3.0;
619 fade_out_handle->property_x1() = handle_center - 3.0;
620 fade_out_handle->property_x2() = handle_center + 3.0;
622 /* don't show shape if its too small */
625 fade_out_shape->hide();
629 if (Config->get_show_region_fades()) {
630 fade_out_shape->show();
633 float curve[npoints];
634 audio_region()->fade_out().get_vector (0, audio_region()->fade_out().back()->when, curve, npoints);
636 if (_height >= NAME_HIGHLIGHT_THRESH) {
637 h = _height - NAME_HIGHLIGHT_SIZE;
642 /* points *MUST* be in anti-clockwise order */
644 points = get_canvas_points ("fade out shape", npoints+3);
647 double xdelta = pwidth/npoints;
649 for (pi = 0, pc = 0; pc < npoints; ++pc) {
650 (*points)[pi].set_x(_pixel_width - 1 - pwidth + (pc*xdelta));
651 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
656 (*points)[pi].set_x(_pixel_width);
657 (*points)[pi++].set_y(h);
659 (*points)[pi].set_x(_pixel_width);
660 (*points)[pi++].set_y(2);
662 /* connect the dots ... */
664 (*points)[pi] = (*points)[0];
666 fade_out_shape->property_points() = *points;
671 AudioRegionView::set_samples_per_unit (gdouble spu)
673 RegionView::set_samples_per_unit (spu);
675 if (_flags & WaveformVisible) {
676 for (uint32_t n=0; n < waves.size(); ++n) {
677 waves[n]->property_samples_per_unit() = spu;
685 reset_fade_shapes ();
689 AudioRegionView::set_amplitude_above_axis (gdouble spp)
691 for (uint32_t n=0; n < waves.size(); ++n) {
692 waves[n]->property_amplitude_above_axis() = spp;
697 AudioRegionView::compute_colors (Gdk::Color& basic_color)
699 RegionView::compute_colors(basic_color);
703 /* gain color computed in envelope_active_changed() */
705 UINT_TO_RGBA (fill_color, &r, &g, &b, &a);
706 fade_color = RGBA_TO_UINT(r,g,b,120);
710 AudioRegionView::set_colors ()
712 RegionView::set_colors();
715 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
718 for (uint32_t n=0; n < waves.size(); ++n) {
719 if (_region->muted()) {
720 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
722 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
725 waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
726 waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
731 AudioRegionView::show_region_editor ()
734 editor = new AudioRegionEditor (trackview.session(), audio_region(), *this);
735 // GTK2FIX : how to ensure float without realizing
736 // editor->realize ();
737 // trackview.editor.ensure_float (*editor);
745 AudioRegionView::set_waveform_visible (bool yn)
747 if (((_flags & WaveformVisible) != yn)) {
749 for (uint32_t n=0; n < waves.size(); ++n) {
750 /* make sure the zoom level is correct, since we don't update
751 this when waveforms are hidden.
753 waves[n]->property_samples_per_unit() = samples_per_unit;
756 _flags |= WaveformVisible;
758 for (uint32_t n=0; n < waves.size(); ++n) {
761 _flags &= ~WaveformVisible;
768 AudioRegionView::temporarily_hide_envelope ()
776 AudioRegionView::unhide_envelope ()
778 if (gain_line && (_flags & EnvelopeVisible)) {
784 AudioRegionView::set_envelope_visible (bool yn)
786 if (gain_line && ((_flags & EnvelopeVisible) != yn)) {
789 _flags |= EnvelopeVisible;
792 _flags &= ~EnvelopeVisible;
799 AudioRegionView::create_waves ()
801 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
802 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
804 if (!atv.get_diskstream()) {
808 uint32_t nchans = atv.get_diskstream()->n_channels();
810 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data << " and channels = " << nchans << endl;
812 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
813 for (uint32_t n = 0; n < nchans; ++n) {
814 tmp_waves.push_back (0);
817 for (uint32_t n = 0; n < nchans; ++n) {
819 if (n >= audio_region()->n_channels()) {
823 wave_caches.push_back (WaveView::create_cache ());
825 // cerr << "\tchannel " << n << endl;
828 if (audio_region()->source(n)->peaks_ready (bind (mem_fun(*this, &AudioRegionView::peaks_ready_handler), n), data_ready_connection)) {
829 // cerr << "\tData is ready\n";
830 create_one_wave (n, true);
832 // cerr << "\tdata is not ready\n";
833 // we'll get a PeaksReady signal from the source in the future
834 // and will call create_one_wave(n) then.
838 // cerr << "\tdon't delay, display today!\n";
839 create_one_wave (n, true);
846 AudioRegionView::create_one_wave (uint32_t which, bool direct)
848 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
849 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
850 uint32_t nchans = atv.get_diskstream()->n_channels();
852 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
855 if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
856 ht = ((trackview.current_height()) / (double) nchans);
858 ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
861 gdouble yoff = which * ht;
863 WaveView *wave = new WaveView(*group);
865 wave->property_data_src() = (gpointer) _region.get();
866 wave->property_cache() = wave_caches[which];
867 wave->property_cache_updater() = true;
868 wave->property_channel() = which;
869 wave->property_length_function() = (gpointer) region_length_from_c;
870 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
871 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
872 wave->property_x() = 0.0;
873 wave->property_y() = yoff;
874 wave->property_height() = (double) ht;
875 wave->property_samples_per_unit() = samples_per_unit;
876 wave->property_amplitude_above_axis() = _amplitude_above_axis;
879 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
880 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
882 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_WaveForm.get();
883 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
886 wave->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
887 wave->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
888 wave->property_region_start() = _region->start();
889 wave->property_rectified() = (bool) (_flags & WaveformRectified);
890 wave->property_logscaled() = (bool) (_flags & WaveformLogScaled);
892 if (!(_flags & WaveformVisible)) {
896 /* note: calling this function is serialized by the lock
897 held in the peak building thread that signals that
898 peaks are ready for use *or* by the fact that it is
899 called one by one from the GUI thread.
902 if (which < nchans) {
903 tmp_waves[which] = wave;
905 /* n-channel track, >n-channel source */
908 /* see if we're all ready */
910 for (n = 0; n < nchans; ++n) {
911 if (tmp_waves[n] == 0) {
916 if (n == nwaves && waves.empty()) {
917 /* all waves are ready */
918 tmp_waves.resize(nwaves);
923 /* all waves created, don't hook into peaks ready anymore */
924 data_ready_connection.disconnect ();
927 zero_line = new ArdourCanvas::SimpleLine (*group);
928 zero_line->property_x1() = (gdouble) 1.0;
929 zero_line->property_x2() = (gdouble) (_region->length() / samples_per_unit) - 1.0;
930 zero_line->property_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();
937 AudioRegionView::peaks_ready_handler (uint32_t which)
939 Gtkmm2ext::UI::instance()->call_slot (bind (mem_fun(*this, &AudioRegionView::create_one_wave), which, false));
940 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
944 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
946 if (gain_line == 0) {
952 /* don't create points that can't be seen */
954 set_envelope_visible (true);
961 nframes_t fx = trackview.editor.pixel_to_frame (x);
963 if (fx > _region->length()) {
967 /* compute vertical fractional position */
969 y = 1.0 - (y / (trackview.current_height() - NAME_HIGHLIGHT_SIZE));
971 /* map using gain line */
973 gain_line->view_to_model_y (y);
975 trackview.session().begin_reversible_command (_("add gain control point"));
976 XMLNode &before = audio_region()->envelope().get_state();
978 if (!audio_region()->envelope_active()) {
979 XMLNode ®ion_before = audio_region()->get_state();
980 audio_region()->set_envelope_active(true);
981 XMLNode ®ion_after = audio_region()->get_state();
982 trackview.session().add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
985 audio_region()->envelope().add (fx, y);
987 XMLNode &after = audio_region()->envelope().get_state();
988 trackview.session().add_command (new MementoCommand<Curve>(audio_region()->envelope(), &before, &after));
989 trackview.session().commit_reversible_command ();
993 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
995 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
996 audio_region()->envelope().erase (cp->model);
1000 AudioRegionView::store_flags()
1002 XMLNode *node = new XMLNode ("GUI");
1004 node->add_property ("waveform-visible", (_flags & WaveformVisible) ? "yes" : "no");
1005 node->add_property ("envelope-visible", (_flags & EnvelopeVisible) ? "yes" : "no");
1006 node->add_property ("waveform-rectified", (_flags & WaveformRectified) ? "yes" : "no");
1007 node->add_property ("waveform-logscaled", (_flags & WaveformLogScaled) ? "yes" : "no");
1009 _region->add_extra_xml (*node);
1013 AudioRegionView::set_flags (XMLNode* node)
1017 if ((prop = node->property ("waveform-visible")) != 0) {
1018 if (prop->value() == "yes") {
1019 _flags |= WaveformVisible;
1023 if ((prop = node->property ("envelope-visible")) != 0) {
1024 if (prop->value() == "yes") {
1025 _flags |= EnvelopeVisible;
1029 if ((prop = node->property ("waveform-rectified")) != 0) {
1030 if (prop->value() == "yes") {
1031 _flags |= WaveformRectified;
1035 if ((prop = node->property ("waveform-logscaled")) != 0) {
1036 if (prop->value() == "yes") {
1037 _flags |= WaveformLogScaled;
1043 AudioRegionView::set_waveform_shape (WaveformShape shape)
1047 /* this slightly odd approach is to leave the door open to
1048 other "shapes" such as spectral displays, etc.
1061 if (yn != (bool) (_flags & WaveformRectified)) {
1062 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1063 (*wave)->property_rectified() = yn;
1075 _flags |= WaveformRectified;
1077 _flags &= ~WaveformRectified;
1084 AudioRegionView::set_waveform_scale (WaveformScale scale)
1086 bool yn = (scale == LogWaveform);
1088 if (yn != (bool) (_flags & WaveformLogScaled)) {
1089 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1090 (*wave)->property_logscaled() = yn;
1094 _flags |= WaveformLogScaled;
1096 _flags &= ~WaveformLogScaled;
1104 AudioRegionView::add_ghost (AutomationTimeAxisView& atv)
1106 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1109 double unit_position = _region->position () / samples_per_unit;
1110 GhostRegion* ghost = new GhostRegion (atv, unit_position);
1113 nchans = rtv->get_diskstream()->n_channels();
1115 for (uint32_t n = 0; n < nchans; ++n) {
1117 if (n >= audio_region()->n_channels()) {
1121 WaveView *wave = new WaveView(*ghost->group);
1123 wave->property_data_src() = _region.get();
1124 wave->property_cache() = wave_caches[n];
1125 wave->property_cache_updater() = false;
1126 wave->property_channel() = n;
1127 wave->property_length_function() = (gpointer)region_length_from_c;
1128 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
1129 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
1130 wave->property_x() = 0.0;
1131 wave->property_samples_per_unit() = samples_per_unit;
1132 wave->property_amplitude_above_axis() = _amplitude_above_axis;
1133 wave->property_wave_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWave.get();
1134 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWave.get();
1135 wave->property_clip_color() = ARDOUR_UI::config()->canvasvar_GhostTrackWaveClip.get();
1136 wave->property_zero_color() = ARDOUR_UI::config()->canvasvar_GhostTrackZeroLine.get();
1137 wave->property_region_start() = _region->start();
1139 ghost->waves.push_back(wave);
1142 ghost->set_height ();
1143 ghost->set_duration (_region->length() / samples_per_unit);
1144 ghosts.push_back (ghost);
1146 ghost->GoingAway.connect (mem_fun(*this, &AudioRegionView::remove_ghost));
1152 AudioRegionView::entered ()
1154 if (gain_line && _flags & EnvelopeVisible) {
1155 gain_line->show_all_control_points ();
1159 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
1162 if (fade_in_handle) {
1163 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1164 fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1169 AudioRegionView::exited ()
1172 gain_line->hide_all_but_selected_control_points ();
1176 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
1179 if (fade_in_handle) {
1180 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1181 fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1186 AudioRegionView::envelope_active_changed ()
1189 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
1194 AudioRegionView::set_waveview_data_src()
1197 double unit_length= _region->length() / samples_per_unit;
1199 for (uint32_t n = 0; n < waves.size(); ++n) {
1200 // TODO: something else to let it know the channel
1201 waves[n]->property_data_src() = _region.get();
1204 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
1206 (*i)->set_duration (unit_length);
1208 for (vector<WaveView*>::iterator w = (*i)->waves.begin(); w != (*i)->waves.end(); ++w) {
1209 (*w)->property_data_src() = _region.get();
1216 AudioRegionView::color_handler ()
1219 envelope_active_changed();
1223 AudioRegionView::set_frame_color ()
1229 if (_region->opaque()) {
1237 if (_selected && should_show_selection) {
1238 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_SelectedFrameBase.get(), &r, &g, &b, &a);
1239 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
1241 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1242 if (_region->muted()) {
1243 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get(), MUTED_ALPHA);
1245 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get();
1246 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveFormFill.get();
1251 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_RecordingRect.get(), &r, &g, &b, &a);
1252 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, a);
1254 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1255 if (_region->muted()) {
1256 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA);
1258 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
1259 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
1263 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_FrameBase.get(), &r, &g, &b, &a);
1264 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
1266 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1267 if (_region->muted()) {
1268 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
1270 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
1271 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
1279 AudioRegionView::set_fade_visibility (bool yn)
1282 if (fade_in_shape) {
1283 fade_in_shape->show();
1285 if (fade_out_shape) {
1286 fade_out_shape->show ();
1288 if (fade_in_handle) {
1289 fade_in_handle->show ();
1291 if (fade_out_handle) {
1292 fade_out_handle->show ();
1295 if (fade_in_shape) {
1296 fade_in_shape->hide();
1298 if (fade_out_shape) {
1299 fade_out_shape->hide ();
1301 if (fade_in_handle) {
1302 fade_in_handle->hide ();
1304 if (fade_out_handle) {
1305 fade_out_handle->hide ();