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/xfade_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)
84 , start_xfade_curve (0)
85 , start_xfade_rect (0)
86 , _start_xfade_visible (false)
89 , _end_xfade_visible (false)
90 , _amplitude_above_axis(1.0)
93 Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioRegionView::parameter_changed, this, _1), gui_context());
96 AudioRegionView::AudioRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
97 Gdk::Color const & basic_color, bool recording, TimeAxisViewItem::Visibility visibility)
98 : RegionView (parent, tv, r, spu, basic_color, recording, visibility)
102 , start_xfade_curve (0)
103 , start_xfade_rect (0)
104 , _start_xfade_visible (false)
105 , end_xfade_curve (0)
107 , _end_xfade_visible (false)
108 , _amplitude_above_axis(1.0)
111 Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioRegionView::parameter_changed, this, _1), gui_context());
114 AudioRegionView::AudioRegionView (const AudioRegionView& other, boost::shared_ptr<AudioRegion> other_region)
115 : RegionView (other, boost::shared_ptr<Region> (other_region))
118 , start_xfade_curve (0)
119 , start_xfade_rect (0)
120 , _start_xfade_visible (false)
121 , end_xfade_curve (0)
123 , _end_xfade_visible (false)
124 , _amplitude_above_axis (other._amplitude_above_axis)
130 UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
131 c.set_rgb_p (r/255.0, g/255.0, b/255.0);
135 Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&AudioRegionView::parameter_changed, this, _1), gui_context());
139 AudioRegionView::init (Gdk::Color const & basic_color, bool wfd)
141 // FIXME: Some redundancy here with RegionView::init. Need to figure out
142 // where order is important and where it isn't...
144 RegionView::init (basic_color, wfd);
146 _amplitude_above_axis = 1.0;
148 compute_colors (basic_color);
153 fade_in_handle = new ArdourCanvas::Rectangle (group);
154 CANVAS_DEBUG_NAME (fade_in_handle, string_compose ("fade in handle for %1", region()->name()));
155 fade_in_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 255));
156 fade_in_handle->set_fill_color (ARDOUR_UI::config()->get_canvasvar_InactiveFadeHandle());
157 fade_in_handle->set_data ("regionview", this);
158 fade_in_handle->hide ();
160 fade_out_handle = new ArdourCanvas::Rectangle (group);
161 CANVAS_DEBUG_NAME (fade_out_handle, string_compose ("fade out handle for %1", region()->name()));
162 fade_out_handle->set_outline_color (RGBA_TO_UINT (0, 0, 0, 255));
163 fade_out_handle->set_fill_color (ARDOUR_UI::config()->get_canvasvar_InactiveFadeHandle());
164 fade_out_handle->set_data ("regionview", this);
165 fade_out_handle->hide ();
168 setup_fade_handle_positions ();
170 if (!trackview.session()->config.get_show_region_fades()) {
171 set_fade_visibility (false);
174 const string line_name = _region->name() + ":gain";
176 if (!Profile->get_sae()) {
177 gain_line.reset (new AudioRegionGainLine (line_name, *this, *group, audio_region()->envelope()));
180 update_envelope_visibility ();
183 set_height (trackview.current_height());
186 region_sync_changed ();
188 region_resized (ARDOUR::bounds_change);
190 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
191 (*i)->set_duration (_region->length() / samples_per_pixel);
195 envelope_active_changed ();
196 fade_in_active_changed ();
197 fade_out_active_changed ();
199 reset_width_dependent_items (_pixel_width);
201 if (fade_in_handle) {
202 fade_in_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this));
205 if (fade_out_handle) {
206 fade_out_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this));
211 setup_waveform_visibility ();
213 if (frame_handle_start) {
214 frame_handle_start->raise_to_top ();
216 if (frame_handle_end) {
217 frame_handle_end->raise_to_top ();
220 /* XXX sync mark drag? */
223 AudioRegionView::~AudioRegionView ()
225 in_destructor = true;
227 RegionViewGoingAway (this); /* EMIT_SIGNAL */
229 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
233 for (list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator i = feature_lines.begin(); i != feature_lines.end(); ++i) {
234 delete ((*i).second);
237 /* all waveviews etc will be destroyed when the group is destroyed */
240 boost::shared_ptr<ARDOUR::AudioRegion>
241 AudioRegionView::audio_region() const
243 // "Guaranteed" to succeed...
244 return boost::dynamic_pointer_cast<AudioRegion>(_region);
248 AudioRegionView::region_changed (const PropertyChange& what_changed)
250 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_changed, what_changed);
252 RegionView::region_changed (what_changed);
254 if (what_changed.contains (ARDOUR::Properties::scale_amplitude)) {
255 region_scale_amplitude_changed ();
257 if (what_changed.contains (ARDOUR::Properties::fade_in)) {
260 if (what_changed.contains (ARDOUR::Properties::fade_out)) {
263 if (what_changed.contains (ARDOUR::Properties::fade_in_active)) {
264 fade_in_active_changed ();
266 if (what_changed.contains (ARDOUR::Properties::fade_out_active)) {
267 fade_out_active_changed ();
269 if (what_changed.contains (ARDOUR::Properties::envelope_active)) {
270 envelope_active_changed ();
272 if (what_changed.contains (ARDOUR::Properties::valid_transients)) {
273 transients_changed ();
278 AudioRegionView::fade_in_changed ()
280 reset_fade_in_shape ();
284 AudioRegionView::fade_out_changed ()
286 reset_fade_out_shape ();
290 AudioRegionView::fade_in_active_changed ()
292 if (start_xfade_rect) {
293 if (audio_region()->fade_in_active()) {
294 start_xfade_rect->set_fill (false);
296 start_xfade_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_InactiveCrossfade());
297 start_xfade_rect->set_fill (true);
303 AudioRegionView::fade_out_active_changed ()
305 if (end_xfade_rect) {
306 if (audio_region()->fade_out_active()) {
307 end_xfade_rect->set_fill (false);
309 end_xfade_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_InactiveCrossfade());
310 end_xfade_rect->set_fill (true);
317 AudioRegionView::region_scale_amplitude_changed ()
319 for (uint32_t n = 0; n < waves.size(); ++n) {
320 waves[n]->gain_changed ();
325 AudioRegionView::region_renamed ()
327 std::string str = RegionView::make_name ();
329 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
330 str = string ("*") + str;
333 if (_region->muted()) {
334 str = string ("!") + str;
337 set_item_name (str, this);
342 AudioRegionView::region_resized (const PropertyChange& what_changed)
344 AudioGhostRegion* agr;
346 RegionView::region_resized(what_changed);
347 PropertyChange interesting_stuff;
349 interesting_stuff.add (ARDOUR::Properties::start);
350 interesting_stuff.add (ARDOUR::Properties::length);
352 if (what_changed.contains (interesting_stuff)) {
354 for (uint32_t n = 0; n < waves.size(); ++n) {
355 waves[n]->region_resized ();
358 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
359 if ((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
361 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
362 (*w)->region_resized ();
367 /* hide transient lines that extend beyond the region end */
369 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
371 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
372 if (l->first > _region->length() - 1) {
382 AudioRegionView::reset_width_dependent_items (double pixel_width)
384 RegionView::reset_width_dependent_items(pixel_width);
385 assert(_pixel_width == pixel_width);
387 if (fade_in_handle) {
388 if (pixel_width <= 6.0 || _height < 5.0 || !trackview.session()->config.get_show_region_fades()) {
389 fade_in_handle->hide();
390 fade_out_handle->hide();
392 //fade_in_handle->show();
393 //fade_out_handle->show();
397 AnalysisFeatureList analysis_features = _region->transients();
398 AnalysisFeatureList::const_iterator i;
400 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
402 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
404 float x_pos = trackview.editor().sample_to_pixel (*i);
406 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
407 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
411 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
412 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
415 reset_fade_shapes ();
419 AudioRegionView::region_muted ()
421 RegionView::region_muted();
422 set_waveform_colors ();
426 AudioRegionView::setup_fade_handle_positions()
428 /* position of fade handle offset from the top of the region view */
429 double const handle_pos = 0.0;
431 if (fade_in_handle) {
432 fade_in_handle->set_y0 (handle_pos);
433 fade_in_handle->set_y1 (handle_pos + handle_size);
436 if (fade_out_handle) {
437 fade_out_handle->set_y0 (handle_pos);
438 fade_out_handle->set_y1 (handle_pos + handle_size);
443 AudioRegionView::set_height (gdouble height)
445 RegionView::set_height (height);
447 uint32_t wcnt = waves.size();
449 for (uint32_t n = 0; n < wcnt; ++n) {
452 if (height < NAME_HIGHLIGHT_THRESH) {
453 ht = ((height - 2 * wcnt) / (double) wcnt);
455 ht = (((height - 2 * wcnt) - NAME_HIGHLIGHT_SIZE) / (double) wcnt);
458 gdouble yoff = n * (ht + 1);
460 waves[n]->set_height (ht);
461 waves[n]->set_y_position (yoff + 2);
466 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
469 update_envelope_visibility ();
472 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE) - 2);
475 reset_fade_shapes ();
477 /* Update hights for any active feature lines */
478 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
480 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
482 float pos_x = trackview.editor().sample_to_pixel((*l).first);
484 if (height >= NAME_HIGHLIGHT_THRESH) {
485 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
486 ArdourCanvas::Duple (pos_x, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
488 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
489 ArdourCanvas::Duple (pos_x, _height - 1));
494 name_text->raise_to_top();
499 AudioRegionView::reset_fade_shapes ()
501 reset_fade_in_shape ();
502 reset_fade_out_shape ();
506 AudioRegionView::reset_fade_in_shape ()
508 reset_fade_in_shape_width (audio_region(), (framecnt_t) audio_region()->fade_in()->back()->when);
512 AudioRegionView::reset_fade_in_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width)
514 if (fade_in_handle == 0) {
518 /* smallest size for a fade is 64 frames */
520 width = std::max ((framecnt_t) 64, width);
522 /* round here to prevent little visual glitches with sub-pixel placement */
523 double const pwidth = rint (width / samples_per_pixel);
524 double const handle_left = pwidth;
526 /* Put the fade in handle so that its left side is at the end-of-fade line */
527 fade_in_handle->set_x0 (handle_left);
528 fade_in_handle->set_x1 (handle_left + handle_size);
535 if (!trackview.session()->config.get_show_region_fades()) {
540 double effective_height;
542 if (_height >= NAME_HIGHLIGHT_THRESH) {
543 effective_height = _height - NAME_HIGHLIGHT_SIZE;
545 effective_height = _height;
548 /* points *MUST* be in anti-clockwise order */
551 Points::size_type npoints;
552 Points::size_type pi;
553 boost::shared_ptr<const Evoral::ControlList> list (audio_region()->fade_in());
554 Evoral::ControlList::const_iterator x;
555 double length = list->length();
556 npoints = list->size();
558 points.assign (list->size(), Duple());
560 for (x = list->begin(), pi = 0; x != list->end(); ++x, ++pi) {
561 points[pi].x = 1.0 + (pwidth * ((*x)->when/length));
562 points[pi].y = effective_height - ((*x)->value * effective_height);
567 redraw_start_xfade_to (ar, width, points, effective_height, handle_left);
569 /* ensure trim handle stays on top */
570 if (frame_handle_start) {
571 frame_handle_start->raise_to_top();
576 AudioRegionView::reset_fade_out_shape ()
578 reset_fade_out_shape_width (audio_region(), (framecnt_t) audio_region()->fade_out()->back()->when);
582 AudioRegionView::reset_fade_out_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width)
584 if (fade_out_handle == 0) {
588 /* smallest size for a fade is 64 frames */
590 width = std::max ((framecnt_t) 64, width);
592 double const pwidth = rint(trackview.editor().sample_to_pixel (width));
594 /* the right edge should be right on the region frame is the pixel
595 * width is zero. Hence the additional + 1.0 at the end.
598 double const handle_right = rint(trackview.editor().sample_to_pixel (_region->length()) + TimeAxisViewItem::RIGHT_EDGE_SHIFT - pwidth);
600 /* Put the fade out handle so that its right side is at the end-of-fade line;
602 fade_out_handle->set_x0 (1 + handle_right - handle_size);
603 fade_out_handle->set_x1 (1 + handle_right);
605 /* don't show shape if its too small */
612 if (!trackview.session()->config.get_show_region_fades()) {
617 double effective_height;
619 if (_height >= NAME_HIGHLIGHT_THRESH) {
620 effective_height = _height - NAME_HIGHLIGHT_SIZE;
622 effective_height = _height;
625 /* points *MUST* be in anti-clockwise order */
628 Points::size_type npoints;
629 Points::size_type pi;
630 boost::shared_ptr<const Evoral::ControlList> list (audio_region()->fade_out());
631 Evoral::ControlList::const_iterator x;
632 double length = list->length();
633 npoints = list->size();
635 points.assign (list->size(), Duple());
637 for (x = list->begin(), pi = 0; x != list->end(); ++x, ++pi) {
638 points[pi].x = 1.0 + _pixel_width - pwidth + (pwidth * ((*x)->when/length));
639 points[pi].y = effective_height - ((*x)->value * effective_height);
644 redraw_end_xfade_to (ar, width, points, effective_height, handle_right, pwidth);
646 /* ensure trim handle stays on top */
647 if (frame_handle_end) {
648 frame_handle_end->raise_to_top();
653 AudioRegionView::get_fade_in_shape_width ()
655 return audio_region()->fade_in()->back()->when;
659 AudioRegionView::get_fade_out_shape_width ()
661 return audio_region()->fade_out()->back()->when;
666 AudioRegionView::redraw_start_xfade ()
668 boost::shared_ptr<AudioRegion> ar (audio_region());
670 if (!ar->fade_in() || ar->fade_in()->empty()) {
675 reset_fade_in_shape_width (ar, ar->fade_in()->back()->when);
679 AudioRegionView::redraw_start_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t /*width*/, Points& points, double effective_height,
682 if (points.size() < 2) {
686 if (!start_xfade_curve) {
687 start_xfade_curve = new ArdourCanvas::XFadeCurve (group, ArdourCanvas::XFadeCurve::Start);
688 CANVAS_DEBUG_NAME (start_xfade_curve, string_compose ("xfade start out line for %1", region()->name()));
689 start_xfade_curve->set_fill_color (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade());
690 start_xfade_curve->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
691 start_xfade_curve->set_ignore_events (true);
693 if (!start_xfade_rect) {
694 start_xfade_rect = new ArdourCanvas::Rectangle (group);
695 CANVAS_DEBUG_NAME (start_xfade_rect, string_compose ("xfade start rect for %1", region()->name()));
696 start_xfade_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
697 start_xfade_rect->set_fill (false);
698 start_xfade_rect->set_outline (true);
699 start_xfade_rect->set_outline_width (0.5);
700 start_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_start_xfade_event), start_xfade_rect, this));
701 start_xfade_rect->set_data ("regionview", this);
704 start_xfade_rect->set (ArdourCanvas::Rect (0.0, 0.0, rect_width + TimeAxisViewItem::RIGHT_EDGE_SHIFT, effective_height));
708 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_in ();
710 Points::size_type npoints;
714 /* there is no explicit inverse fade in curve, so take the
715 * regular fade in curve given to use as "points" (already a
716 * set of coordinates), and convert to the inverse shape.
719 npoints = points.size();
720 ipoints.assign (npoints, Duple());
722 for (Points::size_type i = 0, pci = 0; i < npoints; ++i, ++pci) {
723 ArdourCanvas::Duple &p (ipoints[pci]);
724 /* leave x-axis alone but invert with respect to y-axis */
725 p.y = effective_height - points[pci].y;
730 /* there is an explicit inverse fade in curve. Grab the points
731 and convert them into coordinates for the inverse fade in
735 npoints = inverse->size();
736 ipoints.assign (npoints, Duple());
738 Evoral::ControlList::const_iterator x;
739 Points::size_type pi;
740 double length = inverse->length();
742 for (x = inverse->begin(), pi = 0; x != inverse->end(); ++x, ++pi) {
743 ArdourCanvas::Duple& p (ipoints[pi]);
744 p.x = 1.0 + (rect_width * ((*x)->when/length));
745 p.y = effective_height - ((*x)->value * effective_height);
749 start_xfade_curve->set_inout (points, ipoints);
755 AudioRegionView::redraw_end_xfade ()
757 boost::shared_ptr<AudioRegion> ar (audio_region());
759 if (!ar->fade_out() || ar->fade_out()->empty()) {
765 reset_fade_out_shape_width (ar, ar->fade_out()->back()->when);
769 AudioRegionView::redraw_end_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t width, Points& points, double effective_height,
770 double rect_edge, double rect_width)
772 if (points.size() < 2) {
776 if (!end_xfade_curve) {
777 end_xfade_curve = new ArdourCanvas::XFadeCurve (group, ArdourCanvas::XFadeCurve::End);
778 CANVAS_DEBUG_NAME (end_xfade_curve, string_compose ("xfade end out line for %1", region()->name()));
779 end_xfade_curve->set_fill_color (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade());
780 end_xfade_curve->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
781 end_xfade_curve->set_ignore_events (true);
784 if (!end_xfade_rect) {
785 end_xfade_rect = new ArdourCanvas::Rectangle (group);
786 CANVAS_DEBUG_NAME (end_xfade_rect, string_compose ("xfade end rect for %1", region()->name()));
787 end_xfade_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
788 end_xfade_rect->set_fill (false);
789 end_xfade_rect->set_outline (true);
790 end_xfade_rect->set_outline_width (0.5);
791 end_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_end_xfade_event), end_xfade_rect, this));
792 end_xfade_rect->set_data ("regionview", this);
795 end_xfade_rect->set (ArdourCanvas::Rect (rect_edge, 0.0, rect_edge + rect_width + TimeAxisViewItem::RIGHT_EDGE_SHIFT, effective_height));
799 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_out ();
801 Points::size_type npoints;
805 /* there is no explicit inverse fade out curve, so take the
806 * regular fade out curve given to use as "points" (already a
807 * set of coordinates), and convert to the inverse shape.
810 npoints = points.size();
811 ipoints.assign (npoints, Duple());
813 Points::size_type pci;
815 for (pci = 0; pci < npoints; ++pci) {
816 ArdourCanvas::Duple &p (ipoints[pci]);
817 p.y = effective_height - points[pci].y;
822 /* there is an explicit inverse fade out curve. Grab the points
823 and convert them into coordinates for the inverse fade out
827 npoints = inverse->size();
828 ipoints.assign (npoints, Duple());
830 const double rend = trackview.editor().sample_to_pixel (_region->length() - width);
832 Evoral::ControlList::const_iterator x;
834 Points::size_type pi;
835 double length = inverse->length();
837 for (x = inverse->begin(), i = 0, pi = 0; x != inverse->end(); ++x, ++pi, ++i) {
838 ArdourCanvas::Duple& p (ipoints[pi]);
839 p.x = 1.0 + (rect_width * ((*x)->when/length)) + rend;
840 p.y = effective_height - ((*x)->value * effective_height);
844 end_xfade_curve->set_inout (ipoints, points);
850 AudioRegionView::hide_xfades ()
857 AudioRegionView::hide_start_xfade ()
859 if (start_xfade_curve) {
860 start_xfade_curve->hide();
862 if (start_xfade_rect) {
863 start_xfade_rect->hide ();
866 _start_xfade_visible = false;
870 AudioRegionView::hide_end_xfade ()
872 if (end_xfade_curve) {
873 end_xfade_curve->hide();
875 if (end_xfade_rect) {
876 end_xfade_rect->hide ();
879 _end_xfade_visible = false;
883 AudioRegionView::show_start_xfade ()
885 if (start_xfade_curve) {
886 start_xfade_curve->show();
888 if (start_xfade_rect) {
889 start_xfade_rect->show ();
892 _start_xfade_visible = true;
896 AudioRegionView::show_end_xfade ()
898 if (end_xfade_curve) {
899 end_xfade_curve->show();
901 if (end_xfade_rect) {
902 end_xfade_rect->show ();
905 _end_xfade_visible = true;
909 AudioRegionView::set_samples_per_pixel (gdouble fpp)
911 RegionView::set_samples_per_pixel (fpp);
913 if (Config->get_show_waveforms ()) {
914 for (uint32_t n = 0; n < waves.size(); ++n) {
915 waves[n]->set_samples_per_pixel (fpp);
923 reset_fade_shapes ();
927 AudioRegionView::set_amplitude_above_axis (gdouble a)
929 for (uint32_t n=0; n < waves.size(); ++n) {
930 waves[n]->set_amplitude_above_axis (a);
935 AudioRegionView::compute_colors (Gdk::Color const & basic_color)
937 RegionView::compute_colors (basic_color);
939 /* gain color computed in envelope_active_changed() */
941 fade_color = UINT_RGBA_CHANGE_A (fill_color, 120);
945 AudioRegionView::set_colors ()
947 RegionView::set_colors();
950 gain_line->set_line_color (audio_region()->envelope_active() ?
951 ARDOUR_UI::config()->get_canvasvar_GainLine() :
952 ARDOUR_UI::config()->get_canvasvar_GainLineInactive());
955 set_waveform_colors ();
957 if (start_xfade_curve) {
958 start_xfade_curve->set_fill_color (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade());
959 start_xfade_curve->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
961 if (end_xfade_curve) {
962 end_xfade_curve->set_fill_color (ARDOUR_UI::config()->get_canvasvar_ActiveCrossfade());
963 end_xfade_curve->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
966 if (start_xfade_rect) {
967 start_xfade_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
969 if (end_xfade_rect) {
970 end_xfade_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_CrossfadeLine());
975 AudioRegionView::setup_waveform_visibility ()
977 if (Config->get_show_waveforms ()) {
978 for (uint32_t n = 0; n < waves.size(); ++n) {
979 /* make sure the zoom level is correct, since we don't update
980 this when waveforms are hidden.
983 // waves[n]->set_samples_per_pixel (_samples_per_pixel);
987 for (uint32_t n = 0; n < waves.size(); ++n) {
994 AudioRegionView::temporarily_hide_envelope ()
1002 AudioRegionView::unhide_envelope ()
1004 update_envelope_visibility ();
1008 AudioRegionView::update_envelope_visibility ()
1014 if (Config->get_show_region_gain() || trackview.editor().current_mouse_mode() == Editing::MouseGain) {
1015 gain_line->add_visibility (AutomationLine::Line);
1022 AudioRegionView::create_waves ()
1024 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
1025 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
1031 ChanCount nchans = atv.track()->n_channels();
1033 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
1034 // << " and channels = " << nchans.n_audio() << endl;
1036 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
1037 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
1038 tmp_waves.push_back (0);
1041 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
1045 _data_ready_connections.clear ();
1047 for (uint32_t i = 0; i < nchans.n_audio(); ++i) {
1048 _data_ready_connections.push_back (0);
1051 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
1053 if (n >= audio_region()->n_channels()) {
1057 // cerr << "\tchannel " << n << endl;
1059 if (wait_for_data) {
1060 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), &_data_ready_connections[n], gui_context())) {
1061 // cerr << "\tData is ready\n";
1062 create_one_wave (n, true);
1064 // cerr << "\tdata is not ready\n";
1065 // we'll get a PeaksReady signal from the source in the future
1066 // and will call create_one_wave(n) then.
1070 // cerr << "\tdon't delay, display today!\n";
1071 create_one_wave (n, true);
1078 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
1080 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
1081 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
1082 uint32_t nchans = atv.track()->n_channels().n_audio();
1084 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
1087 if (trackview.current_height() < NAME_HIGHLIGHT_THRESH) {
1088 ht = ((trackview.current_height()) / (double) nchans);
1090 ht = ((trackview.current_height() - NAME_HIGHLIGHT_SIZE) / (double) nchans);
1093 gdouble yoff = which * ht;
1095 WaveView *wave = new WaveView (group, audio_region ());
1096 CANVAS_DEBUG_NAME (wave, string_compose ("wave view for chn %1 of %2", which, get_item_name()));
1098 wave->set_channel (which);
1099 wave->set_y_position (yoff);
1100 wave->set_height (ht);
1101 wave->set_samples_per_pixel (samples_per_pixel);
1102 wave->set_show_zero_line (true);
1104 switch (Config->get_waveform_shape()) {
1106 wave->set_shape (WaveView::Rectified);
1109 wave->set_shape (WaveView::Normal);
1112 wave->set_logscaled (Config->get_waveform_scale() == Logarithmic);
1114 if (!Config->get_show_waveforms ()) {
1118 /* note: calling this function is serialized by the lock
1119 held in the peak building thread that signals that
1120 peaks are ready for use *or* by the fact that it is
1121 called one by one from the GUI thread.
1124 if (which < nchans) {
1125 tmp_waves[which] = wave;
1127 /* n-channel track, >n-channel source */
1130 /* see if we're all ready */
1132 for (n = 0; n < nchans; ++n) {
1133 if (tmp_waves[n] == 0) {
1138 if (n == nwaves && waves.empty()) {
1139 /* all waves are ready */
1140 tmp_waves.resize(nwaves);
1145 /* all waves created, don't hook into peaks ready anymore */
1146 delete _data_ready_connections[which];
1147 _data_ready_connections[which] = 0;
1152 AudioRegionView::peaks_ready_handler (uint32_t which)
1154 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&AudioRegionView::create_one_wave, this, which, false));
1155 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
1159 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev, bool with_guard_points)
1167 /* don't create points that can't be seen */
1169 update_envelope_visibility ();
1174 item->canvas_to_item (x, y);
1176 framepos_t fx = trackview.editor().pixel_to_sample (x);
1178 if (fx > _region->length()) {
1182 /* compute vertical fractional position */
1184 y = 1.0 - (y / (_height - NAME_HIGHLIGHT_SIZE));
1186 /* map using gain line */
1188 gain_line->view_to_model_coord (x, y);
1190 /* XXX STATEFUL: can't convert to stateful diff until we
1191 can represent automation data with it.
1194 trackview.session()->begin_reversible_command (_("add gain control point"));
1195 XMLNode &before = audio_region()->envelope()->get_state();
1197 if (!audio_region()->envelope_active()) {
1198 XMLNode ®ion_before = audio_region()->get_state();
1199 audio_region()->set_envelope_active(true);
1200 XMLNode ®ion_after = audio_region()->get_state();
1201 trackview.session()->add_command (new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after));
1204 audio_region()->envelope()->add (fx, y, with_guard_points);
1206 XMLNode &after = audio_region()->envelope()->get_state();
1207 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1208 trackview.session()->commit_reversible_command ();
1212 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent* /*ev*/)
1214 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1215 audio_region()->envelope()->erase (cp->model());
1219 AudioRegionView::add_ghost (TimeAxisView& tv)
1221 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1224 double unit_position = _region->position () / samples_per_pixel;
1225 AudioGhostRegion* ghost = new AudioGhostRegion (tv, trackview, unit_position);
1228 nchans = rtv->track()->n_channels().n_audio();
1230 for (uint32_t n = 0; n < nchans; ++n) {
1232 if (n >= audio_region()->n_channels()) {
1236 WaveView *wave = new WaveView (ghost->group, audio_region());
1237 CANVAS_DEBUG_NAME (wave, string_compose ("ghost wave for %1", get_item_name()));
1239 wave->set_channel (n);
1240 wave->set_samples_per_pixel (samples_per_pixel);
1241 wave->set_amplitude_above_axis (_amplitude_above_axis);
1243 ghost->waves.push_back(wave);
1246 ghost->set_height ();
1247 ghost->set_duration (_region->length() / samples_per_pixel);
1248 ghost->set_colors();
1249 ghosts.push_back (ghost);
1255 AudioRegionView::entered (bool internal_editing)
1257 trackview.editor().set_current_trimmable (_region);
1258 trackview.editor().set_current_movable (_region);
1261 /* these may or may not be visible depending on mouse mode */
1262 gain_line->add_visibility (AutomationLine::ControlPoints);
1265 if (fade_in_handle && !internal_editing) {
1266 fade_in_handle->show ();
1267 fade_out_handle->show ();
1268 fade_out_handle->raise_to_top ();
1269 fade_in_handle->raise_to_top ();
1274 AudioRegionView::exited ()
1276 trackview.editor().set_current_trimmable (boost::shared_ptr<Trimmable>());
1277 trackview.editor().set_current_movable (boost::shared_ptr<Movable>());
1280 gain_line->remove_visibility (AutomationLine::ControlPoints);
1283 if (fade_in_handle) {
1284 fade_in_handle->hide ();
1285 fade_out_handle->hide ();
1290 AudioRegionView::envelope_active_changed ()
1293 gain_line->set_line_color (audio_region()->envelope_active() ?
1294 ARDOUR_UI::config()->get_canvasvar_GainLine() :
1295 ARDOUR_UI::config()->get_canvasvar_GainLineInactive());
1296 update_envelope_visibility ();
1301 AudioRegionView::color_handler ()
1303 //case cMutedWaveForm:
1305 //case cWaveFormClip:
1309 //case cGainLineInactive:
1311 envelope_active_changed();
1316 AudioRegionView::set_waveform_colors ()
1318 for (vector<ArdourCanvas::WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1319 set_one_waveform_color (*w);
1324 AudioRegionView::set_one_waveform_color (ArdourCanvas::WaveView* wave)
1326 ArdourCanvas::Color fill;
1327 ArdourCanvas::Color outline;
1330 if (_region->muted()) {
1331 /* hide outline with zero alpha */
1332 outline = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_SelectedWaveForm(), 0);
1333 fill = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_SelectedWaveFormFill(), MUTED_ALPHA);
1335 outline = ARDOUR_UI::config()->get_canvasvar_SelectedWaveForm();
1336 fill = ARDOUR_UI::config()->get_canvasvar_SelectedWaveFormFill();
1340 outline = ARDOUR_UI::config()->get_canvasvar_RecWaveForm();
1341 fill = ARDOUR_UI::config()->get_canvasvar_RecWaveFormFill();
1343 if (_region->muted()) {
1344 /* hide outline with zero alpha */
1345 outline = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_WaveForm(), 0);
1346 fill = UINT_RGBA_CHANGE_A(ARDOUR_UI::config()->get_canvasvar_WaveFormFill(), MUTED_ALPHA);
1348 outline = ARDOUR_UI::config()->get_canvasvar_WaveForm();
1349 fill = ARDOUR_UI::config()->get_canvasvar_WaveFormFill();
1354 if (ARDOUR_UI::config()->get_color_regions_using_track_color()) {
1356 /* just use a slightly transparent version of the selected
1357 * color so that some of the track color bleeds through
1361 ArdourCanvas::color_to_rgba (fill, r, g, b, a);
1362 fill = ArdourCanvas::rgba_to_color (r, g, b, 0.85); /* magic number, not user controllable */
1363 outline = ARDOUR_UI::config()->get_canvasvar_WaveForm();
1365 if (!Config->get_show_name_highlight()) {
1366 /* recolor name text because it needs to contrast with
1367 the waveform background, not the name highlight.
1372 wave->set_fill_color (fill);
1373 wave->set_outline_color (outline);
1374 wave->set_clip_color (ARDOUR_UI::config()->get_canvasvar_WaveFormClip());
1375 wave->set_zero_color (ARDOUR_UI::config()->get_canvasvar_ZeroLine());
1379 AudioRegionView::set_frame_color ()
1385 if (_region->opaque()) {
1391 TimeAxisViewItem::set_frame_color ();
1393 set_waveform_colors ();
1397 AudioRegionView::set_fade_visibility (bool yn)
1400 if (fade_in_handle) {
1401 fade_in_handle->show ();
1403 if (fade_out_handle) {
1404 fade_out_handle->show ();
1407 if (fade_in_handle) {
1408 fade_in_handle->hide ();
1410 if (fade_out_handle) {
1411 fade_out_handle->hide ();
1417 AudioRegionView::update_coverage_frames (LayerDisplay d)
1419 RegionView::update_coverage_frames (d);
1421 if (fade_in_handle) {
1422 fade_in_handle->raise_to_top ();
1423 fade_out_handle->raise_to_top ();
1428 AudioRegionView::show_region_editor ()
1431 editor = new AudioRegionEditor (trackview.session(), audio_region());
1439 AudioRegionView::transients_changed ()
1441 AnalysisFeatureList analysis_features = _region->transients();
1443 while (feature_lines.size() < analysis_features.size()) {
1445 ArdourCanvas::Line* canvas_item = new ArdourCanvas::Line(group);
1446 CANVAS_DEBUG_NAME (canvas_item, string_compose ("transient group for %1", region()->name()));
1448 canvas_item->set (ArdourCanvas::Duple (-1.0, 2.0),
1449 ArdourCanvas::Duple (1.0, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
1451 canvas_item->raise_to_top ();
1452 canvas_item->show ();
1454 canvas_item->set_data ("regionview", this);
1455 canvas_item->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_feature_line_event), canvas_item, this));
1457 feature_lines.push_back (make_pair(0, canvas_item));
1460 while (feature_lines.size() > analysis_features.size()) {
1461 ArdourCanvas::Line* line = feature_lines.back().second;
1462 feature_lines.pop_back ();
1466 AnalysisFeatureList::const_iterator i;
1467 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1469 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
1471 float *pos = new float;
1472 *pos = trackview.editor().sample_to_pixel (*i);
1475 ArdourCanvas::Duple (*pos, 2.0),
1476 ArdourCanvas::Duple (*pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1)
1479 (*l).second->set_data ("position", pos);
1485 AudioRegionView::update_transient(float /*old_pos*/, float new_pos)
1487 /* Find frame at old pos, calulate new frame then update region transients*/
1488 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1490 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1492 /* Line has been updated in drag so we compare to new_pos */
1494 float* pos = (float*) (*l).second->get_data ("position");
1496 if (rint(new_pos) == rint(*pos)) {
1498 framepos_t old_frame = (*l).first;
1499 framepos_t new_frame = trackview.editor().pixel_to_sample (new_pos);
1501 _region->update_transient (old_frame, new_frame);
1509 AudioRegionView::remove_transient(float pos)
1511 /* Find frame at old pos, calulate new frame then update region transients*/
1512 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1514 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1516 /* Line has been updated in drag so we compare to new_pos */
1517 float *line_pos = (float*) (*l).second->get_data ("position");
1519 if (rint(pos) == rint(*line_pos)) {
1520 _region->remove_transient ((*l).first);
1527 AudioRegionView::thaw_after_trim ()
1529 RegionView::thaw_after_trim ();
1536 AudioRegionView::show_xfades ()
1538 show_start_xfade ();
1543 AudioRegionView::drag_start ()
1545 TimeAxisViewItem::drag_start ();
1547 //we used to hide xfades here. I don't see the point with the new model, but we can re-implement if needed
1551 AudioRegionView::drag_end ()
1553 TimeAxisViewItem::drag_end ();
1555 //see comment for drag_start
1559 AudioRegionView::parameter_changed (string const & p)
1561 if (p == "show-waveforms") {
1562 setup_waveform_visibility ();