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 ();
225 region_resized (BoundsChanged);
226 set_waveview_data_src();
228 envelope_active_changed ();
229 fade_in_active_changed ();
230 fade_out_active_changed ();
232 reset_width_dependent_items (_pixel_width);
234 fade_in_shape->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_event), fade_in_shape, this));
235 fade_in_handle->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this));
236 fade_out_shape->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_event), fade_out_shape, this));
237 fade_out_handle->signal_event().connect (sigc::bind (sigc::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 */
259 boost::shared_ptr<ARDOUR::AudioRegion>
260 AudioRegionView::audio_region() const
262 // "Guaranteed" to succeed...
263 return boost::dynamic_pointer_cast<AudioRegion>(_region);
267 AudioRegionView::region_changed (Change what_changed)
269 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_changed, what_changed)
270 //cerr << "AudioRegionView::region_changed() called" << endl;
272 RegionView::region_changed(what_changed);
274 if (what_changed & AudioRegion::ScaleAmplitudeChanged) {
275 region_scale_amplitude_changed ();
277 if (what_changed & AudioRegion::FadeInChanged) {
280 if (what_changed & AudioRegion::FadeOutChanged) {
283 if (what_changed & AudioRegion::FadeInActiveChanged) {
284 fade_in_active_changed ();
286 if (what_changed & AudioRegion::FadeOutActiveChanged) {
287 fade_out_active_changed ();
289 if (what_changed & AudioRegion::EnvelopeActiveChanged) {
290 envelope_active_changed ();
295 AudioRegionView::fade_in_changed ()
297 reset_fade_in_shape ();
301 AudioRegionView::fade_out_changed ()
303 reset_fade_out_shape ();
306 AudioRegionView::fade_in_active_changed ()
310 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
312 if (audio_region()->fade_in_active()) {
313 col = RGBA_TO_UINT(r,g,b,120);
314 fade_in_shape->property_fill_color_rgba() = col;
315 fade_in_shape->property_width_pixels() = 0;
316 fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,0);
318 col = RGBA_TO_UINT(r,g,b,0);
319 fade_in_shape->property_fill_color_rgba() = col;
320 fade_in_shape->property_width_pixels() = 1;
321 fade_in_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,255);
326 AudioRegionView::fade_out_active_changed ()
330 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
332 if (audio_region()->fade_out_active()) {
333 col = RGBA_TO_UINT(r,g,b,120);
334 fade_out_shape->property_fill_color_rgba() = col;
335 fade_out_shape->property_width_pixels() = 0;
336 fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,0);
338 col = RGBA_TO_UINT(r,g,b,0);
339 fade_out_shape->property_fill_color_rgba() = col;
340 fade_out_shape->property_width_pixels() = 1;
341 fade_out_shape->property_outline_color_rgba() = RGBA_TO_UINT(r,g,b,255);
347 AudioRegionView::region_scale_amplitude_changed ()
349 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_scale_amplitude_changed)
351 for (uint32_t n = 0; n < waves.size(); ++n) {
352 // force a reload of the cache
353 waves[n]->property_data_src() = _region.get();
358 AudioRegionView::region_renamed ()
360 Glib::ustring str = RegionView::make_name ();
362 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
363 str = string ("*") + str;
366 if (_region->muted()) {
367 str = string ("!") + str;
370 set_item_name (str, this);
375 AudioRegionView::region_resized (Change what_changed)
377 AudioGhostRegion* agr;
379 RegionView::region_resized(what_changed);
381 if (what_changed & Change (StartChanged|LengthChanged)) {
383 for (uint32_t n = 0; n < waves.size(); ++n) {
384 waves[n]->property_region_start() = _region->start();
387 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
388 if((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
390 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
391 (*w)->property_region_start() = _region->start();
399 AudioRegionView::reset_width_dependent_items (double pixel_width)
401 RegionView::reset_width_dependent_items(pixel_width);
402 assert(_pixel_width == pixel_width);
405 zero_line->property_x2() = pixel_width - 1.0;
408 if (fade_in_handle) {
409 if (pixel_width <= 6.0) {
410 fade_in_handle->hide();
411 fade_out_handle->hide();
414 fade_in_handle->hide();
415 fade_out_handle->hide();
417 if (trackview.session()->config.get_show_region_fades()) {
418 fade_in_handle->show();
419 fade_out_handle->show();
425 reset_fade_shapes ();
429 AudioRegionView::region_muted ()
431 RegionView::region_muted();
433 for (uint32_t n=0; n < waves.size(); ++n) {
434 if (_region->muted()) {
435 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
437 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
443 AudioRegionView::setup_fade_handle_positions()
445 /* position of fade handle offset from the top of the region view */
446 double const handle_pos = 2;
447 /* height of fade handles */
448 double const handle_height = 5;
450 if (fade_in_handle) {
451 fade_in_handle->property_y1() = handle_pos;
452 fade_in_handle->property_y2() = handle_pos + handle_height;
455 if (fade_out_handle) {
456 fade_out_handle->property_y1() = handle_pos;
457 fade_out_handle->property_y2() = handle_pos + handle_height;
462 AudioRegionView::set_height (gdouble height)
464 RegionView::set_height (height);
466 uint32_t wcnt = waves.size();
473 for (uint32_t n=0; n < wcnt; ++n) {
476 if ((height) < NAME_HIGHLIGHT_THRESH) {
477 ht = ((height-2*wcnt) / (double) wcnt);
479 ht = (((height-2*wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
482 gdouble yoff = n * (ht+1);
484 waves[n]->property_height() = ht;
485 waves[n]->property_y() = yoff + 2;
489 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
492 if (_flags & EnvelopeVisible) {
496 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE - 2));
500 reset_fade_shapes ();
503 name_pixbuf->raise_to_top();
509 AudioRegionView::manage_zero_line ()
515 if (_height >= 100) {
516 double const wave_midpoint = (_height - NAME_HIGHLIGHT_SIZE) / 2.0;
517 zero_line->property_y1() = wave_midpoint;
518 zero_line->property_y2() = wave_midpoint;
526 AudioRegionView::reset_fade_shapes ()
528 reset_fade_in_shape ();
529 reset_fade_out_shape ();
533 AudioRegionView::reset_fade_in_shape ()
535 reset_fade_in_shape_width ((nframes_t) audio_region()->fade_in()->back()->when);
539 AudioRegionView::reset_fade_in_shape_width (nframes_t width)
541 if (fade_in_handle == 0) {
545 /* smallest size for a fade is 64 frames */
547 width = std::max ((nframes_t) 64, width);
550 double pwidth = width / samples_per_unit;
551 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
555 fade_in_shape->hide();
556 fade_in_handle->hide();
560 double handle_center;
561 handle_center = pwidth;
563 if (handle_center > 7.0) {
564 handle_center -= 3.0;
569 fade_in_handle->property_x1() = handle_center - 3.0;
570 fade_in_handle->property_x2() = handle_center + 3.0;
573 fade_in_shape->hide();
577 if (trackview.session()->config.get_show_region_fades()) {
578 fade_in_shape->show();
581 float curve[npoints];
582 audio_region()->fade_in()->curve().get_vector (0, audio_region()->fade_in()->back()->when, curve, npoints);
584 points = get_canvas_points ("fade in shape", npoints+3);
586 if (_height >= NAME_HIGHLIGHT_THRESH) {
587 h = _height - NAME_HIGHLIGHT_SIZE;
592 /* points *MUST* be in anti-clockwise order */
595 double xdelta = pwidth/npoints;
597 for (pi = 0, pc = 0; pc < npoints; ++pc) {
598 (*points)[pi].set_x(1 + (pc * xdelta));
599 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
604 (*points)[pi].set_x(pwidth);
605 (*points)[pi++].set_y(2);
607 (*points)[pi].set_x(1);
608 (*points)[pi++].set_y(2);
610 /* connect the dots ... */
612 (*points)[pi] = (*points)[0];
614 fade_in_shape->property_points() = *points;
617 /* ensure trim handle stays on top */
618 frame_handle_start->raise_to_top();
622 AudioRegionView::reset_fade_out_shape ()
624 reset_fade_out_shape_width ((nframes_t) audio_region()->fade_out()->back()->when);
628 AudioRegionView::reset_fade_out_shape_width (nframes_t width)
630 if (fade_out_handle == 0) {
634 /* smallest size for a fade is 64 frames */
636 width = std::max ((nframes_t) 64, width);
639 double pwidth = width / samples_per_unit;
640 uint32_t npoints = std::min (gdk_screen_width(), (int) pwidth);
644 fade_out_shape->hide();
645 fade_out_handle->hide();
649 double handle_center;
650 handle_center = (_region->length() - width) / samples_per_unit;
652 if (handle_center > 7.0) {
653 handle_center -= 3.0;
658 fade_out_handle->property_x1() = handle_center - 3.0;
659 fade_out_handle->property_x2() = handle_center + 3.0;
661 /* don't show shape if its too small */
664 fade_out_shape->hide();
668 if (trackview.session()->config.get_show_region_fades()) {
669 fade_out_shape->show();
672 float curve[npoints];
673 audio_region()->fade_out()->curve().get_vector (0, audio_region()->fade_out()->back()->when, curve, npoints);
675 if (_height >= NAME_HIGHLIGHT_THRESH) {
676 h = _height - NAME_HIGHLIGHT_SIZE;
681 /* points *MUST* be in anti-clockwise order */
683 points = get_canvas_points ("fade out shape", npoints+3);
686 double xdelta = pwidth/npoints;
688 for (pi = 0, pc = 0; pc < npoints; ++pc) {
689 (*points)[pi].set_x(_pixel_width - 1 - pwidth + (pc*xdelta));
690 (*points)[pi++].set_y(2 + (h - (curve[pc] * h)));
695 (*points)[pi].set_x(_pixel_width);
696 (*points)[pi++].set_y(h);
698 (*points)[pi].set_x(_pixel_width);
699 (*points)[pi++].set_y(2);
701 /* connect the dots ... */
703 (*points)[pi] = (*points)[0];
705 fade_out_shape->property_points() = *points;
708 /* ensure trim handle stays on top */
709 frame_handle_end->raise_to_top();
713 AudioRegionView::set_samples_per_unit (gdouble spu)
715 RegionView::set_samples_per_unit (spu);
717 if (_flags & WaveformVisible) {
718 for (uint32_t n=0; n < waves.size(); ++n) {
719 waves[n]->property_samples_per_unit() = spu;
727 reset_fade_shapes ();
731 AudioRegionView::set_amplitude_above_axis (gdouble spp)
733 for (uint32_t n=0; n < waves.size(); ++n) {
734 waves[n]->property_amplitude_above_axis() = spp;
739 AudioRegionView::compute_colors (Gdk::Color const & basic_color)
741 RegionView::compute_colors (basic_color);
745 /* gain color computed in envelope_active_changed() */
747 UINT_TO_RGBA (fill_color, &r, &g, &b, &a);
748 fade_color = RGBA_TO_UINT(r,g,b,120);
752 AudioRegionView::set_colors ()
754 RegionView::set_colors();
757 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
760 for (uint32_t n=0; n < waves.size(); ++n) {
761 if (_region->muted()) {
762 waves[n]->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
764 waves[n]->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
767 waves[n]->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
768 waves[n]->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
773 AudioRegionView::show_region_editor ()
776 editor = new AudioRegionEditor (trackview.session(), audio_region(), *this);
777 // GTK2FIX : how to ensure float without realizing
778 // editor->realize ();
779 // trackview.editor.ensure_float (*editor);
787 AudioRegionView::set_waveform_visible (bool yn)
789 if (((_flags & WaveformVisible) != yn)) {
791 for (uint32_t n=0; n < waves.size(); ++n) {
792 /* make sure the zoom level is correct, since we don't update
793 this when waveforms are hidden.
795 waves[n]->property_samples_per_unit() = samples_per_unit;
798 _flags |= WaveformVisible;
800 for (uint32_t n=0; n < waves.size(); ++n) {
803 _flags &= ~WaveformVisible;
810 AudioRegionView::temporarily_hide_envelope ()
818 AudioRegionView::unhide_envelope ()
820 if (gain_line && (_flags & EnvelopeVisible)) {
826 AudioRegionView::set_envelope_visible (bool yn)
828 if (gain_line && ((_flags & EnvelopeVisible) != yn)) {
831 _flags |= EnvelopeVisible;
834 _flags &= ~EnvelopeVisible;
841 AudioRegionView::create_waves ()
843 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
844 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
846 if (!atv.get_diskstream()) {
850 ChanCount nchans = atv.get_diskstream()->n_channels();
852 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
853 // << " and channels = " << nchans.n_audio() << endl;
855 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
856 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
857 tmp_waves.push_back (0);
860 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
862 if (n >= audio_region()->n_channels()) {
866 wave_caches.push_back (WaveView::create_cache ());
868 // cerr << "\tchannel " << n << endl;
871 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), data_ready_connection)) {
872 // cerr << "\tData is ready\n";
873 create_one_wave (n, true);
875 // cerr << "\tdata is not ready\n";
876 // we'll get a PeaksReady signal from the source in the future
877 // and will call create_one_wave(n) then.
881 // cerr << "\tdon't delay, display today!\n";
882 create_one_wave (n, true);
889 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
891 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
892 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
893 uint32_t nchans = atv.get_diskstream()->n_channels().n_audio();
895 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
898 if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
899 ht = ((trackview.current_height()) / (double) nchans);
901 ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
904 gdouble yoff = which * ht;
906 WaveView *wave = new WaveView(*group);
908 wave->property_data_src() = (gpointer) _region.get();
909 wave->property_cache() = wave_caches[which];
910 wave->property_cache_updater() = true;
911 wave->property_channel() = which;
912 wave->property_length_function() = (gpointer) region_length_from_c;
913 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
914 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
915 wave->property_x() = 0.0;
916 wave->property_y() = yoff;
917 wave->property_height() = (double) ht;
918 wave->property_samples_per_unit() = samples_per_unit;
919 wave->property_amplitude_above_axis() = _amplitude_above_axis;
922 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
923 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
925 wave->property_wave_color() = _region->muted() ? UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA) : ARDOUR_UI::config()->canvasvar_WaveForm.get();
926 wave->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
929 wave->property_clip_color() = ARDOUR_UI::config()->canvasvar_WaveFormClip.get();
930 wave->property_zero_color() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
931 wave->property_region_start() = _region->start();
932 wave->property_rectified() = (bool) (_flags & WaveformRectified);
933 wave->property_logscaled() = (bool) (_flags & WaveformLogScaled);
935 if (!(_flags & WaveformVisible)) {
939 /* note: calling this function is serialized by the lock
940 held in the peak building thread that signals that
941 peaks are ready for use *or* by the fact that it is
942 called one by one from the GUI thread.
945 if (which < nchans) {
946 tmp_waves[which] = wave;
948 /* n-channel track, >n-channel source */
951 /* see if we're all ready */
953 for (n = 0; n < nchans; ++n) {
954 if (tmp_waves[n] == 0) {
959 if (n == nwaves && waves.empty()) {
960 /* all waves are ready */
961 tmp_waves.resize(nwaves);
966 /* all waves created, don't hook into peaks ready anymore */
967 data_ready_connection.disconnect ();
971 zero_line = new ArdourCanvas::SimpleLine (*group);
972 zero_line->property_x1() = (gdouble) 1.0;
973 zero_line->property_x2() = (gdouble) (_region->length() / samples_per_unit) - 1.0;
974 zero_line->property_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();
982 AudioRegionView::peaks_ready_handler (uint32_t which)
984 Gtkmm2ext::UI::instance()->call_slot (boost::bind (&AudioRegionView::create_one_wave, this, which, false));
985 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
989 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev)
991 if (gain_line == 0) {
997 /* don't create points that can't be seen */
999 set_envelope_visible (true);
1006 nframes_t fx = trackview.editor().pixel_to_frame (x);
1008 if (fx > _region->length()) {
1012 /* compute vertical fractional position */
1014 y = 1.0 - (y / (_height - NAME_HIGHLIGHT_SIZE));
1016 /* map using gain line */
1018 gain_line->view_to_model_coord (x, y);
1020 trackview.session()->begin_reversible_command (_("add gain control point"));
1021 XMLNode &before = audio_region()->envelope()->get_state();
1023 if (!audio_region()->envelope_active()) {
1024 XMLNode ®ion_before = audio_region()->get_state();
1025 audio_region()->set_envelope_active(true);
1026 XMLNode ®ion_after = audio_region()->get_state();
1027 trackview.session()->add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
1030 audio_region()->envelope()->add (fx, y);
1032 XMLNode &after = audio_region()->envelope()->get_state();
1033 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1034 trackview.session()->commit_reversible_command ();
1038 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent */*ev*/)
1040 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1041 audio_region()->envelope()->erase (cp->model());
1045 AudioRegionView::store_flags()
1047 XMLNode *node = new XMLNode ("GUI");
1049 node->add_property ("waveform-visible", (_flags & WaveformVisible) ? "yes" : "no");
1050 node->add_property ("envelope-visible", (_flags & EnvelopeVisible) ? "yes" : "no");
1051 node->add_property ("waveform-rectified", (_flags & WaveformRectified) ? "yes" : "no");
1052 node->add_property ("waveform-logscaled", (_flags & WaveformLogScaled) ? "yes" : "no");
1054 _region->add_extra_xml (*node);
1058 AudioRegionView::set_flags (XMLNode* node)
1062 if ((prop = node->property ("waveform-visible")) != 0) {
1063 if (string_is_affirmative (prop->value())) {
1064 _flags |= WaveformVisible;
1068 if ((prop = node->property ("envelope-visible")) != 0) {
1069 if (string_is_affirmative (prop->value())) {
1070 _flags |= EnvelopeVisible;
1074 if ((prop = node->property ("waveform-rectified")) != 0) {
1075 if (string_is_affirmative (prop->value())) {
1076 _flags |= WaveformRectified;
1080 if ((prop = node->property ("waveform-logscaled")) != 0) {
1081 if (string_is_affirmative (prop->value())) {
1082 _flags |= WaveformLogScaled;
1088 AudioRegionView::set_waveform_shape (WaveformShape shape)
1092 /* this slightly odd approach is to leave the door open to
1093 other "shapes" such as spectral displays, etc.
1106 if (yn != (bool) (_flags & WaveformRectified)) {
1107 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1108 (*wave)->property_rectified() = yn;
1120 _flags |= WaveformRectified;
1122 _flags &= ~WaveformRectified;
1129 AudioRegionView::set_waveform_scale (WaveformScale scale)
1131 bool yn = (scale == Logarithmic);
1133 if (yn != (bool) (_flags & WaveformLogScaled)) {
1134 for (vector<WaveView *>::iterator wave = waves.begin(); wave != waves.end() ; ++wave) {
1135 (*wave)->property_logscaled() = yn;
1139 _flags |= WaveformLogScaled;
1141 _flags &= ~WaveformLogScaled;
1149 AudioRegionView::add_ghost (TimeAxisView& tv)
1151 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1154 double unit_position = _region->position () / samples_per_unit;
1155 AudioGhostRegion* ghost = new AudioGhostRegion (tv, trackview, unit_position);
1158 nchans = rtv->get_diskstream()->n_channels().n_audio();
1160 for (uint32_t n = 0; n < nchans; ++n) {
1162 if (n >= audio_region()->n_channels()) {
1166 WaveView *wave = new WaveView(*ghost->group);
1168 wave->property_data_src() = _region.get();
1169 wave->property_cache() = wave_caches[n];
1170 wave->property_cache_updater() = false;
1171 wave->property_channel() = n;
1172 wave->property_length_function() = (gpointer)region_length_from_c;
1173 wave->property_sourcefile_length_function() = (gpointer) sourcefile_length_from_c;
1174 wave->property_peak_function() = (gpointer) region_read_peaks_from_c;
1175 wave->property_x() = 0.0;
1176 wave->property_samples_per_unit() = samples_per_unit;
1177 wave->property_amplitude_above_axis() = _amplitude_above_axis;
1179 wave->property_region_start() = _region->start();
1181 ghost->waves.push_back(wave);
1184 ghost->set_height ();
1185 ghost->set_duration (_region->length() / samples_per_unit);
1186 ghost->set_colors();
1187 ghosts.push_back (ghost);
1189 ghost->GoingAway.connect (*this, boost::bind (&RegionView::remove_ghost, this, _1));
1195 AudioRegionView::entered ()
1197 if (gain_line && _flags & EnvelopeVisible) {
1198 gain_line->show_all_control_points ();
1202 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
1205 if (fade_in_handle) {
1206 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1207 fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1212 AudioRegionView::exited ()
1215 gain_line->hide_all_but_selected_control_points ();
1219 UINT_TO_RGBA(fade_color,&r,&g,&b,&a);
1222 if (fade_in_handle) {
1223 fade_in_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1224 fade_out_handle->property_fill_color_rgba() = RGBA_TO_UINT(r,g,b,a);
1229 AudioRegionView::envelope_active_changed ()
1232 gain_line->set_line_color (audio_region()->envelope_active() ? ARDOUR_UI::config()->canvasvar_GainLine.get() : ARDOUR_UI::config()->canvasvar_GainLineInactive.get());
1237 AudioRegionView::set_waveview_data_src()
1239 AudioGhostRegion* agr;
1240 double unit_length= _region->length() / samples_per_unit;
1242 for (uint32_t n = 0; n < waves.size(); ++n) {
1243 // TODO: something else to let it know the channel
1244 waves[n]->property_data_src() = _region.get();
1247 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
1249 (*i)->set_duration (unit_length);
1251 if((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
1252 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
1253 (*w)->property_data_src() = _region.get();
1261 AudioRegionView::color_handler ()
1263 //case cMutedWaveForm:
1265 //case cWaveFormClip:
1269 //case cGainLineInactive:
1271 envelope_active_changed();
1276 AudioRegionView::set_frame_color ()
1282 if (_region->opaque()) {
1290 if (_selected && should_show_selection) {
1291 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_SelectedFrameBase.get(), &r, &g, &b, &a);
1292 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
1294 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1295 if (_region->muted()) {
1296 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get(), MUTED_ALPHA);
1298 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveForm.get();
1299 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_SelectedWaveFormFill.get();
1304 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_RecordingRect.get(), &r, &g, &b, &a);
1305 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, a);
1307 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1308 if (_region->muted()) {
1309 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_RecWaveForm.get(), MUTED_ALPHA);
1311 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_RecWaveForm.get();
1312 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_RecWaveFormFill.get();
1316 UINT_TO_RGBA(ARDOUR_UI::config()->canvasvar_FrameBase.get(), &r, &g, &b, &a);
1317 frame->property_fill_color_rgba() = RGBA_TO_UINT(r, g, b, fill_opacity ? fill_opacity : a);
1319 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1320 if (_region->muted()) {
1321 (*w)->property_wave_color() = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->canvasvar_WaveForm.get(), MUTED_ALPHA);
1323 (*w)->property_wave_color() = ARDOUR_UI::config()->canvasvar_WaveForm.get();
1324 (*w)->property_fill_color() = ARDOUR_UI::config()->canvasvar_WaveFormFill.get();
1332 AudioRegionView::set_fade_visibility (bool yn)
1335 if (fade_in_shape) {
1336 fade_in_shape->show();
1338 if (fade_out_shape) {
1339 fade_out_shape->show ();
1341 if (fade_in_handle) {
1342 fade_in_handle->show ();
1344 if (fade_out_handle) {
1345 fade_out_handle->show ();
1348 if (fade_in_shape) {
1349 fade_in_shape->hide();
1351 if (fade_out_shape) {
1352 fade_out_shape->hide ();
1354 if (fade_in_handle) {
1355 fade_in_handle->hide ();
1357 if (fade_out_handle) {
1358 fade_out_handle->hide ();
1364 AudioRegionView::update_coverage_frames (LayerDisplay d)
1366 RegionView::update_coverage_frames (d);
1368 fade_in_handle->raise_to_top ();
1369 fade_out_handle->raise_to_top ();