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.
24 #include <boost/scoped_array.hpp>
28 #include <gtkmm2ext/gtk_ui.h>
30 #include "ardour/playlist.h"
31 #include "ardour/audioregion.h"
32 #include "ardour/audiosource.h"
33 #include "ardour/profile.h"
34 #include "ardour/session.h"
36 #include "pbd/memento_command.h"
37 #include "pbd/stacktrace.h"
39 #include "evoral/Curve.hpp"
41 #include "canvas/rectangle.h"
42 #include "canvas/polygon.h"
43 #include "canvas/poly_line.h"
44 #include "canvas/line.h"
45 #include "canvas/text.h"
46 #include "canvas/curve.h"
47 #include "canvas/debug.h"
48 #include "canvas/utils.h"
50 #include "streamview.h"
51 #include "audio_region_view.h"
52 #include "audio_time_axis.h"
53 #include "public_editor.h"
54 #include "audio_region_editor.h"
55 #include "audio_streamview.h"
56 #include "region_gain_line.h"
57 #include "control_point.h"
58 #include "ghostregion.h"
59 #include "audio_time_axis.h"
61 #include "rgb_macros.h"
62 #include "gui_thread.h"
63 #include "ardour_ui.h"
67 #define MUTED_ALPHA 48
70 using namespace ARDOUR;
72 using namespace Editing;
73 using namespace ArdourCanvas;
75 static const int32_t sync_mark_width = 9;
76 static double const handle_size = 10; /* height of fade handles */
78 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
79 Gdk::Color const & basic_color)
80 : RegionView (parent, tv, r, spu, basic_color)
86 , start_xfade_rect (0)
87 , _start_xfade_visible (false)
91 , _end_xfade_visible (false)
92 , _amplitude_above_axis(1.0)
95 Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioRegionView::parameter_changed, this, _1), gui_context());
98 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
99 Gdk::Color const & basic_color, bool recording, TimeAxisViewItem::Visibility visibility)
100 : RegionView (parent, tv, r, spu, basic_color, recording, visibility)
105 , start_xfade_out (0)
106 , start_xfade_rect (0)
107 , _start_xfade_visible (false)
111 , _end_xfade_visible (false)
112 , _amplitude_above_axis(1.0)
115 Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioRegionView::parameter_changed, this, _1), gui_context());
118 AudioRegionView::AudioRegionView (const AudioRegionView& other, boost::shared_ptr<AudioRegion> other_region)
119 : RegionView (other, boost::shared_ptr<Region> (other_region))
123 , start_xfade_out (0)
124 , start_xfade_rect (0)
125 , _start_xfade_visible (false)
129 , _end_xfade_visible (false)
130 , _amplitude_above_axis (other._amplitude_above_axis)
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);
141 Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioRegionView::parameter_changed, this, _1), gui_context());
145 AudioRegionView::init (Gdk::Color const & basic_color, bool wfd)
147 // FIXME: Some redundancy here with RegionView::init. Need to figure out
148 // where order is important and where it isn't...
150 RegionView::init (basic_color, wfd);
152 _amplitude_above_axis = 1.0;
154 compute_colors (basic_color);
159 fade_in_handle = new ArdourCanvas::Rectangle (group);
160 CANVAS_DEBUG_NAME (fade_in_handle, string_compose ("fade in handle for %1", region()->name()));
161 fade_in_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 255));
162 fade_in_handle->set_fill_color (ARDOUR_UI::config()->get_canvasvar_InactiveFadeHandle());
163 fade_in_handle->set_data ("regionview", this);
164 fade_in_handle->hide ();
166 fade_out_handle = new ArdourCanvas::Rectangle (group);
167 CANVAS_DEBUG_NAME (fade_out_handle, string_compose ("fade out handle for %1", region()->name()));
168 fade_out_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 255));
169 fade_out_handle->set_fill_color (ARDOUR_UI::config()->get_canvasvar_InactiveFadeHandle());
170 fade_out_handle->set_data ("regionview", this);
171 fade_out_handle->hide ();
174 setup_fade_handle_positions ();
176 if (!trackview.session()->config.get_show_region_fades()) {
177 set_fade_visibility (false);
180 const string line_name = _region->name() + ":gain";
182 if (!Profile->get_sae()) {
183 gain_line.reset (new AudioRegionGainLine (line_name, *this, *group, audio_region()->envelope()));
186 update_envelope_visibility ();
189 set_height (trackview.current_height());
192 region_sync_changed ();
194 region_resized (ARDOUR::bounds_change);
196 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
197 (*i)->set_duration (_region->length() / samples_per_pixel);
201 envelope_active_changed ();
202 fade_in_active_changed ();
203 fade_out_active_changed ();
205 reset_width_dependent_items (_pixel_width);
207 if (fade_in_handle) {
208 fade_in_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this));
211 if (fade_out_handle) {
212 fade_out_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this));
217 setup_waveform_visibility ();
219 if (frame_handle_start) {
220 frame_handle_start->raise_to_top ();
222 if (frame_handle_end) {
223 frame_handle_end->raise_to_top ();
226 /* XXX sync mark drag? */
229 AudioRegionView::~AudioRegionView ()
231 in_destructor = true;
233 RegionViewGoingAway (this); /* EMIT_SIGNAL */
235 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
239 for (list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator i = feature_lines.begin(); i != feature_lines.end(); ++i) {
240 delete ((*i).second);
243 /* all waveviews etc will be destroyed when the group is destroyed */
246 boost::shared_ptr<ARDOUR::AudioRegion>
247 AudioRegionView::audio_region() const
249 // "Guaranteed" to succeed...
250 return boost::dynamic_pointer_cast<AudioRegion>(_region);
254 AudioRegionView::region_changed (const PropertyChange& what_changed)
256 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_changed, what_changed);
258 RegionView::region_changed (what_changed);
260 if (what_changed.contains (ARDOUR::Properties::scale_amplitude)) {
261 region_scale_amplitude_changed ();
263 if (what_changed.contains (ARDOUR::Properties::fade_in)) {
266 if (what_changed.contains (ARDOUR::Properties::fade_out)) {
269 if (what_changed.contains (ARDOUR::Properties::fade_in_active)) {
270 fade_in_active_changed ();
272 if (what_changed.contains (ARDOUR::Properties::fade_out_active)) {
273 fade_out_active_changed ();
275 if (what_changed.contains (ARDOUR::Properties::envelope_active)) {
276 envelope_active_changed ();
278 if (what_changed.contains (ARDOUR::Properties::valid_transients)) {
279 transients_changed ();
284 AudioRegionView::fade_in_changed ()
286 reset_fade_in_shape ();
290 AudioRegionView::fade_out_changed ()
292 reset_fade_out_shape ();
296 AudioRegionView::fade_in_active_changed ()
298 if (start_xfade_rect) {
299 if (audio_region()->fade_in_active()) {
300 start_xfade_rect->set_fill (false);
302 start_xfade_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_InactiveCrossfade());
303 start_xfade_rect->set_fill (true);
309 AudioRegionView::fade_out_active_changed ()
311 if (end_xfade_rect) {
312 if (audio_region()->fade_out_active()) {
313 end_xfade_rect->set_fill (false);
315 end_xfade_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_InactiveCrossfade());
316 end_xfade_rect->set_fill (true);
323 AudioRegionView::region_scale_amplitude_changed ()
325 for (uint32_t n = 0; n < waves.size(); ++n) {
326 waves[n]->gain_changed ();
331 AudioRegionView::region_renamed ()
333 std::string str = RegionView::make_name ();
335 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
336 str = string ("*") + str;
339 if (_region->muted()) {
340 str = string ("!") + str;
343 set_item_name (str, this);
348 AudioRegionView::region_resized (const PropertyChange& what_changed)
350 AudioGhostRegion* agr;
352 RegionView::region_resized(what_changed);
353 PropertyChange interesting_stuff;
355 interesting_stuff.add (ARDOUR::Properties::start);
356 interesting_stuff.add (ARDOUR::Properties::length);
358 if (what_changed.contains (interesting_stuff)) {
360 for (uint32_t n = 0; n < waves.size(); ++n) {
361 waves[n]->region_resized ();
364 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
365 if ((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
367 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
368 (*w)->region_resized ();
373 /* hide transient lines that extend beyond the region end */
375 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
377 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
378 if (l->first > _region->length() - 1) {
388 AudioRegionView::reset_width_dependent_items (double pixel_width)
390 RegionView::reset_width_dependent_items(pixel_width);
391 assert(_pixel_width == pixel_width);
393 if (fade_in_handle) {
394 if (pixel_width <= 6.0 || _height < 5.0 || !trackview.session()->config.get_show_region_fades()) {
395 fade_in_handle->hide();
396 fade_out_handle->hide();
398 //fade_in_handle->show();
399 //fade_out_handle->show();
403 AnalysisFeatureList analysis_features = _region->transients();
404 AnalysisFeatureList::const_iterator i;
406 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
408 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
410 float x_pos = trackview.editor().sample_to_pixel (*i);
412 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
413 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
417 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
418 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
421 reset_fade_shapes ();
425 AudioRegionView::region_muted ()
427 RegionView::region_muted();
428 set_waveform_colors ();
432 AudioRegionView::setup_fade_handle_positions()
434 /* position of fade handle offset from the top of the region view */
435 double const handle_pos = 0.0;
437 if (fade_in_handle) {
438 fade_in_handle->set_y0 (handle_pos);
439 fade_in_handle->set_y1 (handle_pos + handle_size);
442 if (fade_out_handle) {
443 fade_out_handle->set_y0 (handle_pos);
444 fade_out_handle->set_y1 (handle_pos + handle_size);
449 AudioRegionView::set_height (gdouble height)
451 RegionView::set_height (height);
453 uint32_t wcnt = waves.size();
455 for (uint32_t n = 0; n < wcnt; ++n) {
458 if (height < NAME_HIGHLIGHT_THRESH) {
459 ht = ((height - 2 * wcnt) / (double) wcnt);
461 ht = (((height - 2 * wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
464 gdouble yoff = n * (ht + 1);
466 waves[n]->set_height (ht);
467 waves[n]->set_y_position (yoff + 2);
472 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
475 update_envelope_visibility ();
478 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE) - 2);
481 reset_fade_shapes ();
483 /* Update hights for any active feature lines */
484 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
486 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
488 float pos_x = trackview.editor().sample_to_pixel((*l).first);
490 if (height >= NAME_HIGHLIGHT_THRESH) {
491 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
492 ArdourCanvas::Duple (pos_x, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
494 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
495 ArdourCanvas::Duple (pos_x, _height - 1));
500 name_text->raise_to_top();
505 AudioRegionView::reset_fade_shapes ()
507 reset_fade_in_shape ();
508 reset_fade_out_shape ();
512 AudioRegionView::reset_fade_in_shape ()
514 reset_fade_in_shape_width (audio_region(), (framecnt_t) audio_region()->fade_in()->back()->when);
518 AudioRegionView::reset_fade_in_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width)
520 if (fade_in_handle == 0) {
524 /* smallest size for a fade is 64 frames */
526 width = std::max ((framecnt_t) 64, width);
528 /* round here to prevent little visual glitches with sub-pixel placement */
529 double const pwidth = rint (width / samples_per_pixel);
530 double const handle_left = pwidth;
532 /* Put the fade in handle so that its left side is at the end-of-fade line */
533 fade_in_handle->set_x0 (handle_left);
534 fade_in_handle->set_x1 (handle_left + handle_size);
541 if (!trackview.session()->config.get_show_region_fades()) {
546 double effective_height;
548 if (_height >= NAME_HIGHLIGHT_THRESH) {
549 effective_height = _height - NAME_HIGHLIGHT_SIZE;
551 effective_height = _height;
554 /* points *MUST* be in anti-clockwise order */
557 Points::size_type npoints;
558 Points::size_type pi;
559 boost::shared_ptr<const Evoral::ControlList> list (audio_region()->fade_in());
560 Evoral::ControlList::const_iterator x;
561 double length = list->length();
562 npoints = list->size();
564 points.assign (list->size(), Duple());
566 for (x = list->begin(), pi = 0; x != list->end(); ++x, ++pi) {
567 points[pi].x = 1.0 + (pwidth * ((*x)->when/length));
568 points[pi].y = effective_height - ((*x)->value * effective_height);
573 redraw_start_xfade_to (ar, width, points, effective_height, handle_left);
575 /* ensure trim handle stays on top */
576 if (frame_handle_start) {
577 frame_handle_start->raise_to_top();
582 AudioRegionView::reset_fade_out_shape ()
584 reset_fade_out_shape_width (audio_region(), (framecnt_t) audio_region()->fade_out()->back()->when);
588 AudioRegionView::reset_fade_out_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width)
590 if (fade_out_handle == 0) {
594 /* smallest size for a fade is 64 frames */
596 width = std::max ((framecnt_t) 64, width);
598 double const pwidth = rint(trackview.editor().sample_to_pixel (width));
600 /* the right edge should be right on the region frame is the pixel
601 * width is zero. Hence the additional + 1.0 at the end.
604 double const handle_right = rint(trackview.editor().sample_to_pixel (_region->length()) + TimeAxisViewItem::RIGHT_EDGE_SHIFT - pwidth);
606 /* Put the fade out handle so that its right side is at the end-of-fade line;
608 fade_out_handle->set_x0 (1 + handle_right - handle_size);
609 fade_out_handle->set_x1 (1 + handle_right);
611 /* don't show shape if its too small */
618 if (!trackview.session()->config.get_show_region_fades()) {
623 double effective_height;
625 if (_height >= NAME_HIGHLIGHT_THRESH) {
626 effective_height = _height - NAME_HIGHLIGHT_SIZE;
628 effective_height = _height;
631 /* points *MUST* be in anti-clockwise order */
634 Points::size_type npoints;
635 Points::size_type pi;
636 boost::shared_ptr<const Evoral::ControlList> list (audio_region()->fade_out());
637 Evoral::ControlList::const_iterator x;
638 double length = list->length();
639 npoints = list->size();
641 points.assign (list->size(), Duple());
643 for (x = list->begin(), pi = 0; x != list->end(); ++x, ++pi) {
644 points[pi].x = 1.0 + _pixel_width - pwidth + (pwidth * ((*x)->when/length));
645 points[pi].y = effective_height - ((*x)->value * effective_height);
650 redraw_end_xfade_to (ar, width, points, effective_height, handle_right, pwidth);
652 /* ensure trim handle stays on top */
653 if (frame_handle_end) {
654 frame_handle_end->raise_to_top();
659 AudioRegionView::get_fade_in_shape_width ()
661 return audio_region()->fade_in()->back()->when;
665 AudioRegionView::get_fade_out_shape_width ()
667 return audio_region()->fade_out()->back()->when;
672 AudioRegionView::redraw_start_xfade ()
674 boost::shared_ptr<AudioRegion> ar (audio_region());
676 if (!ar->fade_in() || ar->fade_in()->empty()) {
681 reset_fade_in_shape_width (ar, ar->fade_in()->back()->when);
685 AudioRegionView::redraw_start_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t /*width*/, Points& points, double effective_height,
688 if (points.size() < 2) {
692 if (!start_xfade_out) {
693 start_xfade_out = new ArdourCanvas::Curve (group);
694 CANVAS_DEBUG_NAME (start_xfade_out, string_compose ("xfade start out line for %1", region()->name()));
695 start_xfade_out->set_fill_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade(), 32));
696 start_xfade_out->set_fill_mode (ArdourCanvas::Curve::Inside);
697 start_xfade_out->set_outline_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine(), 128));
698 start_xfade_out->set_outline_width (1.0);
699 start_xfade_out->set_ignore_events (true);
702 if (!start_xfade_in) {
703 start_xfade_in = new ArdourCanvas::Curve (group);
704 CANVAS_DEBUG_NAME (start_xfade_in, string_compose ("xfade start in line for %1", region()->name()));
705 start_xfade_in->set_fill_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine(), 96));
706 start_xfade_in->set_fill_mode (ArdourCanvas::Curve::Outside);
707 start_xfade_in->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
708 start_xfade_in->set_outline_width (1.0);
709 start_xfade_in->set_ignore_events (true);
712 if (!start_xfade_rect) {
713 start_xfade_rect = new ArdourCanvas::Rectangle (group);
714 CANVAS_DEBUG_NAME (start_xfade_rect, string_compose ("xfade start rect for %1", region()->name()));
715 start_xfade_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
716 start_xfade_rect->set_fill (false);
717 start_xfade_rect->set_outline (true);
718 start_xfade_rect->set_outline_width (0.5);
719 start_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_start_xfade_event), start_xfade_rect, this));
720 start_xfade_rect->set_data ("regionview", this);
723 start_xfade_rect->set (ArdourCanvas::Rect (0.0, 0.0, rect_width + TimeAxisViewItem::RIGHT_EDGE_SHIFT, effective_height));
725 start_xfade_in->set (points);
729 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_in ();
731 Points::size_type npoints;
735 /* there is no explicit inverse fade in curve, so take the
736 * regular fade in curve given to use as "points" (already a
737 * set of coordinates), and convert to the inverse shape.
740 npoints = points.size();
741 ipoints.assign (npoints, Duple());
743 for (Points::size_type i = 0, pci = 0; i < npoints; ++i, ++pci) {
744 ArdourCanvas::Duple &p (ipoints[pci]);
745 /* leave x-axis alone but invert with respect to y-axis */
746 p.y = effective_height - points[pci].y;
751 /* there is an explicit inverse fade in curve. Grab the points
752 and convert them into coordinates for the inverse fade in
756 npoints = inverse->size();
757 ipoints.assign (npoints, Duple());
759 Evoral::ControlList::const_iterator x;
760 Points::size_type pi;
761 double length = inverse->length();
763 for (x = inverse->begin(), pi = 0; x != inverse->end(); ++x, ++pi) {
764 ArdourCanvas::Duple& p (ipoints[pi]);
765 p.x = 1.0 + (rect_width * ((*x)->when/length));
766 p.y = effective_height - ((*x)->value * effective_height);
770 start_xfade_out->set (ipoints);
776 AudioRegionView::redraw_end_xfade ()
778 boost::shared_ptr<AudioRegion> ar (audio_region());
780 if (!ar->fade_out() || ar->fade_out()->empty()) {
786 reset_fade_out_shape_width (ar, ar->fade_out()->back()->when);
790 AudioRegionView::redraw_end_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t width, Points& points, double effective_height,
791 double rect_edge, double rect_width)
793 if (points.size() < 2) {
797 if (!end_xfade_out) {
798 end_xfade_out = new ArdourCanvas::Curve (group);
799 CANVAS_DEBUG_NAME (end_xfade_out, string_compose ("xfade end out line for %1", region()->name()));
800 end_xfade_out->set_fill_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade(), 32));
801 end_xfade_out->set_fill_mode (ArdourCanvas::Curve::Inside);
802 end_xfade_out->set_outline_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine(), 128));
803 end_xfade_out->set_outline_width (1.0);
804 end_xfade_out->set_ignore_events (true);
808 end_xfade_in = new ArdourCanvas::Curve (group);
809 CANVAS_DEBUG_NAME (end_xfade_in, string_compose ("xfade end in line for %1", region()->name()));
810 end_xfade_in->set_fill_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine(), 96));
811 end_xfade_in->set_fill_mode (ArdourCanvas::Curve::Outside);
812 end_xfade_in->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
813 end_xfade_in->set_outline_width (1.0);
814 end_xfade_in->set_ignore_events (true);
817 if (!end_xfade_rect) {
818 end_xfade_rect = new ArdourCanvas::Rectangle (group);
819 CANVAS_DEBUG_NAME (end_xfade_rect, string_compose ("xfade end rect for %1", region()->name()));
820 end_xfade_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
821 end_xfade_rect->set_fill (false);
822 end_xfade_rect->set_outline (true);
823 end_xfade_rect->set_outline_width (0.5);
824 end_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_end_xfade_event), end_xfade_rect, this));
825 end_xfade_rect->set_data ("regionview", this);
828 end_xfade_rect->set (ArdourCanvas::Rect (rect_edge, 0.0, rect_edge + rect_width + TimeAxisViewItem::RIGHT_EDGE_SHIFT, effective_height));
830 end_xfade_in->set (points);
834 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_out ();
836 Points::size_type npoints;
840 /* there is no explicit inverse fade out curve, so take the
841 * regular fade out curve given to use as "points" (already a
842 * set of coordinates), and convert to the inverse shape.
845 npoints = points.size();
846 ipoints.assign (npoints, Duple());
848 Points::size_type pci;
850 for (pci = 0; pci < npoints; ++pci) {
851 ArdourCanvas::Duple &p (ipoints[pci]);
852 p.y = effective_height - points[pci].y;
857 /* there is an explicit inverse fade out curve. Grab the points
858 and convert them into coordinates for the inverse fade out
862 npoints = inverse->size();
863 ipoints.assign (npoints, Duple());
865 const double rend = trackview.editor().sample_to_pixel (_region->length() - width);
867 Evoral::ControlList::const_iterator x;
869 Points::size_type pi;
870 double length = inverse->length();
872 for (x = inverse->begin(), i = 0, pi = 0; x != inverse->end(); ++x, ++pi, ++i) {
873 ArdourCanvas::Duple& p (ipoints[pi]);
874 p.x = 1.0 + (rect_width * ((*x)->when/length)) + rend;
875 p.y = effective_height - ((*x)->value * effective_height);
879 end_xfade_out->set (ipoints);
885 AudioRegionView::hide_xfades ()
892 AudioRegionView::hide_start_xfade ()
894 if (start_xfade_in) {
895 start_xfade_in->hide();
897 if (start_xfade_out) {
898 start_xfade_out->hide();
900 if (start_xfade_rect) {
901 start_xfade_rect->hide ();
904 _start_xfade_visible = false;
908 AudioRegionView::hide_end_xfade ()
911 end_xfade_in->hide();
914 end_xfade_out->hide();
916 if (end_xfade_rect) {
917 end_xfade_rect->hide ();
920 _end_xfade_visible = false;
924 AudioRegionView::show_start_xfade ()
926 if (start_xfade_in) {
927 start_xfade_in->show();
929 if (start_xfade_out) {
930 start_xfade_out->show();
932 if (start_xfade_rect) {
933 start_xfade_rect->show ();
936 _start_xfade_visible = true;
940 AudioRegionView::show_end_xfade ()
943 end_xfade_in->show();
946 end_xfade_out->show();
948 if (end_xfade_rect) {
949 end_xfade_rect->show ();
952 _end_xfade_visible = true;
956 AudioRegionView::set_samples_per_pixel (gdouble fpp)
958 RegionView::set_samples_per_pixel (fpp);
960 if (Config->get_show_waveforms ()) {
961 for (uint32_t n = 0; n < waves.size(); ++n) {
962 waves[n]->set_samples_per_pixel (fpp);
970 reset_fade_shapes ();
974 AudioRegionView::set_amplitude_above_axis (gdouble a)
976 for (uint32_t n=0; n < waves.size(); ++n) {
977 waves[n]->set_amplitude_above_axis (a);
982 AudioRegionView::compute_colors (Gdk::Color const & basic_color)
984 RegionView::compute_colors (basic_color);
986 /* gain color computed in envelope_active_changed() */
988 fade_color = UINT_RGBA_CHANGE_A (fill_color, 120);
992 AudioRegionView::set_colors ()
994 RegionView::set_colors();
997 gain_line->set_line_color (audio_region()->envelope_active() ?
998 ARDOUR_UI::config()->get_canvasvar_GainLine() :
999 ARDOUR_UI::config()->get_canvasvar_GainLineInactive());
1002 set_waveform_colors ();
1004 if (start_xfade_in) {
1005 start_xfade_in->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
1006 start_xfade_in->set_fill_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine(), 96));
1008 if (start_xfade_out) {
1009 start_xfade_out->set_outline_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine(), 128));
1010 start_xfade_out->set_fill_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade(), 32));
1013 end_xfade_in->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
1014 end_xfade_in->set_fill_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine(), 96));
1016 if (end_xfade_out) {
1017 end_xfade_out->set_outline_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine(), 128));
1018 end_xfade_out->set_fill_color (UINT_RGBA_CHANGE_A (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade(), 32));
1021 if (start_xfade_rect) {
1022 start_xfade_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
1024 if (end_xfade_rect) {
1025 end_xfade_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
1030 AudioRegionView::setup_waveform_visibility ()
1032 if (Config->get_show_waveforms ()) {
1033 for (uint32_t n = 0; n < waves.size(); ++n) {
1034 /* make sure the zoom level is correct, since we don't update
1035 this when waveforms are hidden.
1038 // waves[n]->set_samples_per_pixel (_samples_per_pixel);
1042 for (uint32_t n = 0; n < waves.size(); ++n) {
1049 AudioRegionView::temporarily_hide_envelope ()
1057 AudioRegionView::unhide_envelope ()
1059 update_envelope_visibility ();
1063 AudioRegionView::update_envelope_visibility ()
1069 if (Config->get_show_region_gain() || trackview.editor().current_mouse_mode() == Editing::MouseGain) {
1070 gain_line->add_visibility (AutomationLine::Line);
1077 AudioRegionView::create_waves ()
1079 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
1080 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
1086 ChanCount nchans = atv.track()->n_channels();
1088 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
1089 // << " and channels = " << nchans.n_audio() << endl;
1091 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
1092 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
1093 tmp_waves.push_back (0);
1096 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
1100 _data_ready_connections.clear ();
1102 for (uint32_t i = 0; i < nchans.n_audio(); ++i) {
1103 _data_ready_connections.push_back (0);
1106 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
1108 if (n >= audio_region()->n_channels()) {
1112 // cerr << "\tchannel " << n << endl;
1114 if (wait_for_data) {
1115 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), &_data_ready_connections[n], gui_context())) {
1116 // cerr << "\tData is ready\n";
1117 create_one_wave (n, true);
1119 // cerr << "\tdata is not ready\n";
1120 // we'll get a PeaksReady signal from the source in the future
1121 // and will call create_one_wave(n) then.
1125 // cerr << "\tdon't delay, display today!\n";
1126 create_one_wave (n, true);
1133 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
1135 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
1136 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
1137 uint32_t nchans = atv.track()->n_channels().n_audio();
1139 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
1142 if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
1143 ht = ((trackview.current_height()) / (double) nchans);
1145 ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
1148 gdouble yoff = which * ht;
1150 WaveView *wave = new WaveView (group, audio_region ());
1151 CANVAS_DEBUG_NAME (wave, string_compose ("wave view for chn %1 of %2", which, get_item_name()));
1153 wave->set_channel (which);
1154 wave->set_y_position (yoff);
1155 wave->set_height (ht);
1156 wave->set_samples_per_pixel (samples_per_pixel);
1157 wave->set_show_zero_line (true);
1159 switch (Config->get_waveform_shape()) {
1161 wave->set_shape (WaveView::Rectified);
1164 wave->set_shape (WaveView::Normal);
1167 wave->set_logscaled (Config->get_waveform_scale() == Logarithmic);
1169 if (!Config->get_show_waveforms ()) {
1173 /* note: calling this function is serialized by the lock
1174 held in the peak building thread that signals that
1175 peaks are ready for use *or* by the fact that it is
1176 called one by one from the GUI thread.
1179 if (which < nchans) {
1180 tmp_waves[which] = wave;
1182 /* n-channel track, >n-channel source */
1185 /* see if we're all ready */
1187 for (n = 0; n < nchans; ++n) {
1188 if (tmp_waves[n] == 0) {
1193 if (n == nwaves && waves.empty()) {
1194 /* all waves are ready */
1195 tmp_waves.resize(nwaves);
1200 /* all waves created, don't hook into peaks ready anymore */
1201 delete _data_ready_connections[which];
1202 _data_ready_connections[which] = 0;
1207 AudioRegionView::peaks_ready_handler (uint32_t which)
1209 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&AudioRegionView::create_one_wave, this, which, false));
1210 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
1214 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev, bool with_guard_points)
1222 /* don't create points that can't be seen */
1224 update_envelope_visibility ();
1229 item->canvas_to_item (x, y);
1231 framepos_t fx = trackview.editor().pixel_to_sample (x);
1233 if (fx > _region->length()) {
1237 /* compute vertical fractional position */
1239 y = 1.0 - (y / (_height - NAME_HIGHLIGHT_SIZE));
1241 /* map using gain line */
1243 gain_line->view_to_model_coord (x, y);
1245 /* XXX STATEFUL: can't convert to stateful diff until we
1246 can represent automation data with it.
1249 trackview.session()->begin_reversible_command (_("add gain control point"));
1250 XMLNode &before = audio_region()->envelope()->get_state();
1252 if (!audio_region()->envelope_active()) {
1253 XMLNode ®ion_before = audio_region()->get_state();
1254 audio_region()->set_envelope_active(true);
1255 XMLNode ®ion_after = audio_region()->get_state();
1256 trackview.session()->add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
1259 audio_region()->envelope()->add (fx, y, with_guard_points);
1261 XMLNode &after = audio_region()->envelope()->get_state();
1262 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1263 trackview.session()->commit_reversible_command ();
1267 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent* /*ev*/)
1269 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1270 audio_region()->envelope()->erase (cp->model());
1274 AudioRegionView::add_ghost (TimeAxisView& tv)
1276 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1279 double unit_position = _region->position () / samples_per_pixel;
1280 AudioGhostRegion* ghost = new AudioGhostRegion (tv, trackview, unit_position);
1283 nchans = rtv->track()->n_channels().n_audio();
1285 for (uint32_t n = 0; n < nchans; ++n) {
1287 if (n >= audio_region()->n_channels()) {
1291 WaveView *wave = new WaveView (ghost->group, audio_region());
1292 CANVAS_DEBUG_NAME (wave, string_compose ("ghost wave for %1", get_item_name()));
1294 wave->set_channel (n);
1295 wave->set_samples_per_pixel (samples_per_pixel);
1296 wave->set_amplitude_above_axis (_amplitude_above_axis);
1298 ghost->waves.push_back(wave);
1301 ghost->set_height ();
1302 ghost->set_duration (_region->length() / samples_per_pixel);
1303 ghost->set_colors();
1304 ghosts.push_back (ghost);
1310 AudioRegionView::entered (bool internal_editing)
1312 trackview.editor().set_current_trimmable (_region);
1313 trackview.editor().set_current_movable (_region);
1316 /* these may or may not be visible depending on mouse mode */
1317 gain_line->add_visibility (AutomationLine::ControlPoints);
1320 if (fade_in_handle && !internal_editing) {
1321 fade_in_handle->show ();
1322 fade_out_handle->show ();
1323 fade_out_handle->raise_to_top ();
1324 fade_in_handle->raise_to_top ();
1329 AudioRegionView::exited ()
1331 trackview.editor().set_current_trimmable (boost::shared_ptr<Trimmable>());
1332 trackview.editor().set_current_movable (boost::shared_ptr<Movable>());
1335 gain_line->remove_visibility (AutomationLine::ControlPoints);
1338 if (fade_in_handle) {
1339 fade_in_handle->hide ();
1340 fade_out_handle->hide ();
1345 AudioRegionView::envelope_active_changed ()
1348 gain_line->set_line_color (audio_region()->envelope_active() ?
1349 ARDOUR_UI::config()->get_canvasvar_GainLine() :
1350 ARDOUR_UI::config()->get_canvasvar_GainLineInactive());
1351 update_envelope_visibility ();
1356 AudioRegionView::color_handler ()
1358 //case cMutedWaveForm:
1360 //case cWaveFormClip:
1364 //case cGainLineInactive:
1366 envelope_active_changed();
1371 AudioRegionView::set_waveform_colors ()
1373 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1374 set_one_waveform_color (*w);
1379 AudioRegionView::set_one_waveform_color (ArdourCanvas::WaveView* wave)
1381 ArdourCanvas::Color fill;
1382 ArdourCanvas::Color outline;
1385 if (_region->muted()) {
1386 /* hide outline with zero alpha */
1387 outline = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_SelectedWaveForm(), 0);
1388 fill = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_SelectedWaveFormFill(), MUTED_ALPHA);
1390 outline = ARDOUR_UI::config()->get_canvasvar_SelectedWaveForm();
1391 fill = ARDOUR_UI::config()->get_canvasvar_SelectedWaveFormFill();
1395 outline = ARDOUR_UI::config()->get_canvasvar_RecWaveForm();
1396 fill = ARDOUR_UI::config()->get_canvasvar_RecWaveFormFill();
1398 if (_region->muted()) {
1399 /* hide outline with zero alpha */
1400 outline = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_WaveForm(), 0);
1401 fill = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_WaveFormFill(), MUTED_ALPHA);
1403 outline = ARDOUR_UI::config()->get_canvasvar_WaveForm();
1404 fill = ARDOUR_UI::config()->get_canvasvar_WaveFormFill();
1409 if (ARDOUR_UI::config()->get_color_regions_using_track_color()) {
1411 /* just use a slightly transparent version of the selected
1412 * color so that some of the track color bleeds through
1416 ArdourCanvas::color_to_rgba (fill, r, g, b, a);
1417 fill = ArdourCanvas::rgba_to_color (r, g, b, 0.85); /* magic number, not user controllable */
1418 outline = ARDOUR_UI::config()->get_canvasvar_WaveForm();
1420 if (!Config->get_show_name_highlight()) {
1421 /* recolor name text because it needs to contrast with
1422 the waveform background, not the name highlight.
1427 wave->set_fill_color (fill);
1428 wave->set_outline_color (outline);
1429 wave->set_clip_color (ARDOUR_UI::config()->get_canvasvar_WaveFormClip());
1430 wave->set_zero_color (ARDOUR_UI::config()->get_canvasvar_ZeroLine());
1434 AudioRegionView::set_frame_color ()
1440 if (_region->opaque()) {
1446 TimeAxisViewItem::set_frame_color ();
1448 set_waveform_colors ();
1452 AudioRegionView::set_fade_visibility (bool yn)
1455 if (fade_in_handle) {
1456 fade_in_handle->show ();
1458 if (fade_out_handle) {
1459 fade_out_handle->show ();
1462 if (fade_in_handle) {
1463 fade_in_handle->hide ();
1465 if (fade_out_handle) {
1466 fade_out_handle->hide ();
1472 AudioRegionView::update_coverage_frames (LayerDisplay d)
1474 RegionView::update_coverage_frames (d);
1476 if (fade_in_handle) {
1477 fade_in_handle->raise_to_top ();
1478 fade_out_handle->raise_to_top ();
1483 AudioRegionView::show_region_editor ()
1486 editor = new AudioRegionEditor (trackview.session(), audio_region());
1494 AudioRegionView::transients_changed ()
1496 AnalysisFeatureList analysis_features = _region->transients();
1498 while (feature_lines.size() < analysis_features.size()) {
1500 ArdourCanvas::Line* canvas_item = new ArdourCanvas::Line(group);
1501 CANVAS_DEBUG_NAME (canvas_item, string_compose ("transient group for %1", region()->name()));
1503 canvas_item->set (ArdourCanvas::Duple (-1.0, 2.0),
1504 ArdourCanvas::Duple (1.0, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
1506 canvas_item->raise_to_top ();
1507 canvas_item->show ();
1509 canvas_item->set_data ("regionview", this);
1510 canvas_item->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_feature_line_event), canvas_item, this));
1512 feature_lines.push_back (make_pair(0, canvas_item));
1515 while (feature_lines.size() > analysis_features.size()) {
1516 ArdourCanvas::Line* line = feature_lines.back().second;
1517 feature_lines.pop_back ();
1521 AnalysisFeatureList::const_iterator i;
1522 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1524 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
1526 float *pos = new float;
1527 *pos = trackview.editor().sample_to_pixel (*i);
1530 ArdourCanvas::Duple (*pos, 2.0),
1531 ArdourCanvas::Duple (*pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1)
1534 (*l).second->set_data ("position", pos);
1540 AudioRegionView::update_transient(float /*old_pos*/, float new_pos)
1542 /* Find frame at old pos, calulate new frame then update region transients*/
1543 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1545 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1547 /* Line has been updated in drag so we compare to new_pos */
1549 float* pos = (float*) (*l).second->get_data ("position");
1551 if (rint(new_pos) == rint(*pos)) {
1553 framepos_t old_frame = (*l).first;
1554 framepos_t new_frame = trackview.editor().pixel_to_sample (new_pos);
1556 _region->update_transient (old_frame, new_frame);
1564 AudioRegionView::remove_transient(float pos)
1566 /* Find frame at old pos, calulate new frame then update region transients*/
1567 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1569 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1571 /* Line has been updated in drag so we compare to new_pos */
1572 float *line_pos = (float*) (*l).second->get_data ("position");
1574 if (rint(pos) == rint(*line_pos)) {
1575 _region->remove_transient ((*l).first);
1582 AudioRegionView::thaw_after_trim ()
1584 RegionView::thaw_after_trim ();
1591 AudioRegionView::show_xfades ()
1593 show_start_xfade ();
1598 AudioRegionView::drag_start ()
1600 TimeAxisViewItem::drag_start ();
1602 //we used to hide xfades here. I don't see the point with the new model, but we can re-implement if needed
1606 AudioRegionView::drag_end ()
1608 TimeAxisViewItem::drag_end ();
1610 //see comment for drag_start
1614 AudioRegionView::parameter_changed (string const & p)
1616 if (p == "show-waveforms") {
1617 setup_waveform_visibility ();