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"
49 #include "canvas/colors.h"
51 #include "streamview.h"
52 #include "audio_region_view.h"
53 #include "audio_time_axis.h"
54 #include "public_editor.h"
55 #include "audio_region_editor.h"
56 #include "audio_streamview.h"
57 #include "region_gain_line.h"
58 #include "control_point.h"
59 #include "ghostregion.h"
60 #include "audio_time_axis.h"
61 #include "rgb_macros.h"
62 #include "gui_thread.h"
63 #include "ui_config.h"
67 #define MUTED_ALPHA 48
70 using namespace ARDOUR;
72 using namespace Editing;
73 using namespace ArdourCanvas;
75 static double const handle_size = 10; /* height of fade handles */
77 Cairo::RefPtr<Cairo::Pattern> AudioRegionView::pending_peak_pattern;
79 static Cairo::RefPtr<Cairo::Pattern> create_pending_peak_pattern() {
80 cairo_surface_t * is = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 8, 8);
82 // create checker pattern
83 unsigned char *img = cairo_image_surface_get_data (is);
84 cairo_surface_flush (is);
85 const int stride = cairo_image_surface_get_stride (is);
87 for (int y = 0; y < 8; ++y) {
88 for (int x = 0; x < 8; ++x) {
89 const int off = (y * stride + x * 4);
90 uint32_t *pixel = (uint32_t*) &img[off];
91 if ((x < 4) ^ (y < 4)) {
98 cairo_surface_mark_dirty (is);
100 cairo_pattern_t* pat = cairo_pattern_create_for_surface (is);
101 cairo_pattern_set_extend (pat, CAIRO_EXTEND_REPEAT);
102 Cairo::RefPtr<Cairo::Pattern> p (new Cairo::Pattern (pat, false));
103 cairo_surface_destroy (is);
107 AudioRegionView::AudioRegionView (ArdourCanvas::Container *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
108 uint32_t basic_color)
109 : RegionView (parent, tv, r, spu, basic_color)
113 , fade_in_trim_handle(0)
114 , fade_out_trim_handle(0)
115 , pending_peak_data(0)
116 , start_xfade_curve (0)
117 , start_xfade_rect (0)
118 , _start_xfade_visible (false)
119 , end_xfade_curve (0)
121 , _end_xfade_visible (false)
122 , _amplitude_above_axis(1.0)
123 , trim_fade_in_drag_active(false)
124 , trim_fade_out_drag_active(false)
126 UIConfiguration::instance().ParameterChanged.connect (sigc::mem_fun (*this, &AudioRegionView::parameter_changed));
129 AudioRegionView::AudioRegionView (ArdourCanvas::Container *parent, RouteTimeAxisView &tv, boost::shared_ptr<AudioRegion> r, double spu,
130 uint32_t basic_color, bool recording, TimeAxisViewItem::Visibility visibility)
131 : RegionView (parent, tv, r, spu, basic_color, recording, visibility)
135 , fade_in_trim_handle(0)
136 , fade_out_trim_handle(0)
137 , pending_peak_data(0)
138 , start_xfade_curve (0)
139 , start_xfade_rect (0)
140 , _start_xfade_visible (false)
141 , end_xfade_curve (0)
143 , _end_xfade_visible (false)
144 , _amplitude_above_axis(1.0)
145 , trim_fade_in_drag_active(false)
146 , trim_fade_out_drag_active(false)
148 UIConfiguration::instance().ParameterChanged.connect (sigc::mem_fun (*this, &AudioRegionView::parameter_changed));
151 AudioRegionView::AudioRegionView (const AudioRegionView& other, boost::shared_ptr<AudioRegion> other_region)
152 : RegionView (other, boost::shared_ptr<Region> (other_region))
155 , fade_in_trim_handle(0)
156 , fade_out_trim_handle(0)
157 , pending_peak_data(0)
158 , start_xfade_curve (0)
159 , start_xfade_rect (0)
160 , _start_xfade_visible (false)
161 , end_xfade_curve (0)
163 , _end_xfade_visible (false)
164 , _amplitude_above_axis (other._amplitude_above_axis)
165 , trim_fade_in_drag_active(false)
166 , trim_fade_out_drag_active(false)
170 UIConfiguration::instance().ParameterChanged.connect (sigc::mem_fun (*this, &AudioRegionView::parameter_changed));
174 AudioRegionView::init (bool wfd)
176 // FIXME: Some redundancy here with RegionView::init. Need to figure out
177 // where order is important and where it isn't...
179 if (!pending_peak_pattern) {
180 pending_peak_pattern = create_pending_peak_pattern();
183 // needs to be created first, RegionView::init() calls set_height()
184 pending_peak_data = new ArdourCanvas::Rectangle (group);
185 CANVAS_DEBUG_NAME (pending_peak_data, string_compose ("pending peak rectangle for %1", region()->name()));
186 pending_peak_data->set_outline_color (ArdourCanvas::rgba_to_color (0, 0, 0, 0.0));
187 pending_peak_data->set_pattern (pending_peak_pattern);
188 pending_peak_data->set_data ("regionview", this);
189 pending_peak_data->hide ();
191 RegionView::init (wfd);
193 _amplitude_above_axis = 1.0;
198 fade_in_handle = new ArdourCanvas::Rectangle (group);
199 CANVAS_DEBUG_NAME (fade_in_handle, string_compose ("fade in handle for %1", region()->name()));
200 fade_in_handle->set_outline_color (ArdourCanvas::rgba_to_color (0, 0, 0, 1.0));
201 fade_in_handle->set_fill_color (UIConfiguration::instance().color ("inactive fade handle"));
202 fade_in_handle->set_data ("regionview", this);
203 fade_in_handle->hide ();
205 fade_out_handle = new ArdourCanvas::Rectangle (group);
206 CANVAS_DEBUG_NAME (fade_out_handle, string_compose ("fade out handle for %1", region()->name()));
207 fade_out_handle->set_outline_color (ArdourCanvas::rgba_to_color (0, 0, 0, 1.0));
208 fade_out_handle->set_fill_color (UIConfiguration::instance().color ("inactive fade handle"));
209 fade_out_handle->set_data ("regionview", this);
210 fade_out_handle->hide ();
212 fade_in_trim_handle = new ArdourCanvas::Rectangle (group);
213 CANVAS_DEBUG_NAME (fade_in_handle, string_compose ("fade in trim handle for %1", region()->name()));
214 fade_in_trim_handle->set_outline_color (ArdourCanvas::rgba_to_color (0, 0, 0, 1.0));
215 fade_in_trim_handle->set_fill_color (UIConfiguration::instance().color ("inactive fade handle"));
216 fade_in_trim_handle->set_data ("regionview", this);
217 fade_in_trim_handle->hide ();
219 fade_out_trim_handle = new ArdourCanvas::Rectangle (group);
220 CANVAS_DEBUG_NAME (fade_out_handle, string_compose ("fade out trim handle for %1", region()->name()));
221 fade_out_trim_handle->set_outline_color (ArdourCanvas::rgba_to_color (0, 0, 0, 1.0));
222 fade_out_trim_handle->set_fill_color (UIConfiguration::instance().color ("inactive fade handle"));
223 fade_out_trim_handle->set_data ("regionview", this);
224 fade_out_trim_handle->hide ();
227 setup_fade_handle_positions ();
229 if (!trackview.session()->config.get_show_region_fades()) {
230 set_fade_visibility (false);
233 const string line_name = _region->name() + ":gain";
235 if (!Profile->get_sae()) {
236 gain_line.reset (new AudioRegionGainLine (line_name, *this, *group, audio_region()->envelope()));
239 update_envelope_visibility ();
242 set_height (trackview.current_height()); // XXX not correct for Layered mode, but set_height() will fix later.
245 region_sync_changed ();
247 region_resized (ARDOUR::bounds_change);
249 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
250 (*i)->set_duration (_region->length() / samples_per_pixel);
254 envelope_active_changed ();
255 fade_in_active_changed ();
256 fade_out_active_changed ();
258 reset_width_dependent_items (_pixel_width);
260 if (fade_in_handle) {
261 fade_in_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this, false));
264 if (fade_out_handle) {
265 fade_out_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this, false));
268 if (fade_in_trim_handle) {
269 fade_in_trim_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_trim_handle, this, true));
272 if (fade_out_trim_handle) {
273 fade_out_trim_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_trim_handle, this, true));
278 setup_waveform_visibility ();
280 pending_peak_data->raise_to_top ();
282 if (frame_handle_start) {
283 frame_handle_start->raise_to_top ();
285 if (frame_handle_end) {
286 frame_handle_end->raise_to_top ();
289 /* XXX sync mark drag? */
292 AudioRegionView::~AudioRegionView ()
294 in_destructor = true;
296 RegionViewGoingAway (this); /* EMIT_SIGNAL */
298 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
301 _data_ready_connections.clear ();
303 for (list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator i = feature_lines.begin(); i != feature_lines.end(); ++i) {
304 delete ((*i).second);
307 /* all waveviews etc will be destroyed when the group is destroyed */
310 boost::shared_ptr<ARDOUR::AudioRegion>
311 AudioRegionView::audio_region() const
313 // "Guaranteed" to succeed...
314 return boost::dynamic_pointer_cast<AudioRegion>(_region);
318 AudioRegionView::region_changed (const PropertyChange& what_changed)
320 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_changed, what_changed);
322 RegionView::region_changed (what_changed);
324 if (what_changed.contains (ARDOUR::Properties::scale_amplitude)) {
325 region_scale_amplitude_changed ();
327 if (what_changed.contains (ARDOUR::Properties::fade_in)) {
330 if (what_changed.contains (ARDOUR::Properties::fade_out)) {
333 if (what_changed.contains (ARDOUR::Properties::fade_in_active)) {
334 fade_in_active_changed ();
336 if (what_changed.contains (ARDOUR::Properties::fade_out_active)) {
337 fade_out_active_changed ();
339 if (what_changed.contains (ARDOUR::Properties::envelope_active)) {
340 envelope_active_changed ();
342 if (what_changed.contains (ARDOUR::Properties::valid_transients)) {
343 transients_changed ();
348 AudioRegionView::fade_in_changed ()
350 reset_fade_in_shape ();
354 AudioRegionView::fade_out_changed ()
356 reset_fade_out_shape ();
360 AudioRegionView::fade_in_active_changed ()
362 if (start_xfade_rect) {
363 if (audio_region()->fade_in_active()) {
364 start_xfade_rect->set_fill (false);
366 start_xfade_rect->set_fill_color (UIConfiguration::instance().color_mod ("inactive crossfade", "inactive crossfade"));
367 start_xfade_rect->set_fill (true);
373 AudioRegionView::fade_out_active_changed ()
375 if (end_xfade_rect) {
376 if (audio_region()->fade_out_active()) {
377 end_xfade_rect->set_fill (false);
379 end_xfade_rect->set_fill_color (UIConfiguration::instance().color_mod ("inactive crossfade", "inactive crossfade"));
380 end_xfade_rect->set_fill (true);
387 AudioRegionView::region_scale_amplitude_changed ()
389 for (uint32_t n = 0; n < waves.size(); ++n) {
390 waves[n]->gain_changed ();
395 AudioRegionView::region_renamed ()
397 std::string str = RegionView::make_name ();
399 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
400 str = string ("*") + str;
403 if (_region->muted()) {
404 str = string ("!") + str;
407 set_item_name (str, this);
412 AudioRegionView::region_resized (const PropertyChange& what_changed)
414 AudioGhostRegion* agr;
416 RegionView::region_resized(what_changed);
417 PropertyChange interesting_stuff;
419 interesting_stuff.add (ARDOUR::Properties::start);
420 interesting_stuff.add (ARDOUR::Properties::length);
422 if (what_changed.contains (interesting_stuff)) {
424 for (uint32_t n = 0; n < waves.size(); ++n) {
425 waves[n]->region_resized ();
428 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
429 if ((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
431 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
432 (*w)->region_resized ();
437 /* hide transient lines that extend beyond the region end */
439 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
441 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
442 if (l->first > _region->length() - 1) {
452 AudioRegionView::reset_width_dependent_items (double pixel_width)
454 RegionView::reset_width_dependent_items(pixel_width);
455 assert(_pixel_width == pixel_width);
457 pending_peak_data->set_x1(pixel_width);
459 if (pixel_width <= 20.0 || _height < 5.0 || !trackview.session()->config.get_show_region_fades()) {
460 if (fade_in_handle) { fade_in_handle->hide(); }
461 if (fade_out_handle) { fade_out_handle->hide(); }
462 if (fade_in_trim_handle) { fade_in_trim_handle->hide(); }
463 if (fade_out_trim_handle) { fade_out_trim_handle->hide(); }
464 if (start_xfade_rect) { start_xfade_rect->set_outline (false); }
465 if (end_xfade_rect) { end_xfade_rect->set_outline (false); }
468 AnalysisFeatureList analysis_features = _region->transients();
469 AnalysisFeatureList::const_iterator i;
471 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
473 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
475 float x_pos = trackview.editor().sample_to_pixel (*i);
477 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
478 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
482 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
483 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
486 reset_fade_shapes ();
490 AudioRegionView::region_muted ()
492 RegionView::region_muted();
493 set_waveform_colors ();
497 AudioRegionView::setup_fade_handle_positions()
499 /* position of fade handle offset from the top of the region view */
500 double const handle_pos = 0.0;
502 if (fade_in_handle) {
503 fade_in_handle->set_y0 (handle_pos);
504 fade_in_handle->set_y1 (handle_pos + handle_size);
507 if (fade_out_handle) {
508 fade_out_handle->set_y0 (handle_pos);
509 fade_out_handle->set_y1 (handle_pos + handle_size);
512 if (fade_in_trim_handle) {
513 fade_in_trim_handle->set_y0 (_height - handle_size);
514 fade_in_trim_handle->set_y1 (_height);
517 if (fade_out_trim_handle) {
518 fade_out_trim_handle->set_y0 (_height - handle_size );
519 fade_out_trim_handle->set_y1 (_height);
524 AudioRegionView::set_height (gdouble height)
526 RegionView::set_height (height);
527 pending_peak_data->set_y1 (height);
529 uint32_t wcnt = waves.size();
535 if (!UIConfiguration::instance().get_show_name_highlight() || (height < NAME_HIGHLIGHT_THRESH)) {
536 ht = height / (double) wcnt;
538 ht = (height - NAME_HIGHLIGHT_SIZE) / (double) wcnt;
541 for (uint32_t n = 0; n < wcnt; ++n) {
543 gdouble yoff = floor (ht * n);
545 waves[n]->set_height (ht);
546 waves[n]->set_y_position (yoff);
552 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
555 update_envelope_visibility ();
558 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE) - 2);
561 reset_fade_shapes ();
563 /* Update hights for any active feature lines */
564 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
566 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
568 float pos_x = trackview.editor().sample_to_pixel((*l).first);
570 if (height >= NAME_HIGHLIGHT_THRESH) {
571 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
572 ArdourCanvas::Duple (pos_x, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
574 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
575 ArdourCanvas::Duple (pos_x, _height - 1));
580 name_text->raise_to_top();
583 setup_fade_handle_positions();
587 AudioRegionView::reset_fade_shapes ()
589 if (!trim_fade_in_drag_active) { reset_fade_in_shape (); }
590 if (!trim_fade_out_drag_active) { reset_fade_out_shape (); }
594 AudioRegionView::reset_fade_in_shape ()
596 reset_fade_in_shape_width (audio_region(), (framecnt_t) audio_region()->fade_in()->back()->when);
600 AudioRegionView::reset_fade_in_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width, bool drag_active)
602 trim_fade_in_drag_active = drag_active;
603 if (fade_in_handle == 0) {
607 /* smallest size for a fade is 64 frames */
609 width = std::max ((framecnt_t) 64, width);
611 /* round here to prevent little visual glitches with sub-pixel placement */
612 double const pwidth = floor (width / samples_per_pixel);
613 double const handle_left = pwidth;
615 /* Put the fade in handle so that its left side is at the end-of-fade line */
616 fade_in_handle->set_x0 (handle_left);
617 fade_in_handle->set_x1 (handle_left + handle_size);
619 if (fade_in_trim_handle) {
620 fade_in_trim_handle->set_x0 (0);
621 fade_in_trim_handle->set_x1 (handle_size);
624 if (fade_in_handle->visible()) {
625 //see comment for drag_start
634 if (!trackview.session()->config.get_show_region_fades()) {
639 double effective_height;
641 if (_height >= NAME_HIGHLIGHT_THRESH) {
642 effective_height = _height - NAME_HIGHLIGHT_SIZE;
644 effective_height = _height;
647 /* points *MUST* be in anti-clockwise order */
650 Points::size_type pi;
651 boost::shared_ptr<const Evoral::ControlList> list (audio_region()->fade_in());
652 Evoral::ControlList::const_iterator x;
653 double length = list->length();
655 points.assign (list->size(), Duple());
657 for (x = list->begin(), pi = 0; x != list->end(); ++x, ++pi) {
658 points[pi].x = (pwidth * ((*x)->when/length));
659 points[pi].y = effective_height - ((*x)->value * (effective_height - 1.));
664 redraw_start_xfade_to (ar, width, points, effective_height, handle_left);
666 /* ensure trim handle stays on top */
667 if (frame_handle_start) {
668 frame_handle_start->raise_to_top();
673 AudioRegionView::reset_fade_out_shape ()
675 reset_fade_out_shape_width (audio_region(), (framecnt_t) audio_region()->fade_out()->back()->when);
679 AudioRegionView::reset_fade_out_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width, bool drag_active)
681 trim_fade_out_drag_active = drag_active;
682 if (fade_out_handle == 0) {
686 /* smallest size for a fade is 64 frames */
688 width = std::max ((framecnt_t) 64, width);
691 double const pwidth = floor(trackview.editor().sample_to_pixel (width));
693 /* the right edge should be right on the region frame is the pixel
694 * width is zero. Hence the additional + 1.0 at the end.
697 double const handle_right = rint(trackview.editor().sample_to_pixel (_region->length()) - pwidth);
698 double const trim_handle_right = rint(trackview.editor().sample_to_pixel (_region->length()));
700 /* Put the fade out handle so that its right side is at the end-of-fade line;
702 fade_out_handle->set_x0 (handle_right - handle_size);
703 fade_out_handle->set_x1 (handle_right);
704 if (fade_out_trim_handle) {
705 fade_out_trim_handle->set_x0 (1 + trim_handle_right - handle_size);
706 fade_out_trim_handle->set_x1 (1 + trim_handle_right);
709 if (fade_out_handle->visible()) {
710 //see comment for drag_start
713 /* don't show shape if its too small */
720 if (!trackview.session()->config.get_show_region_fades()) {
725 double effective_height;
727 effective_height = _height;
729 if (UIConfiguration::instance().get_show_name_highlight() && effective_height >= NAME_HIGHLIGHT_THRESH) {
730 effective_height -= NAME_HIGHLIGHT_SIZE;
733 /* points *MUST* be in anti-clockwise order */
736 Points::size_type pi;
737 boost::shared_ptr<const Evoral::ControlList> list (audio_region()->fade_out());
738 Evoral::ControlList::const_iterator x;
739 double length = list->length();
741 points.assign (list->size(), Duple());
743 for (x = list->begin(), pi = 0; x != list->end(); ++x, ++pi) {
744 points[pi].x = _pixel_width - pwidth + (pwidth * ((*x)->when/length));
745 points[pi].y = effective_height - ((*x)->value * (effective_height - 1.));
750 redraw_end_xfade_to (ar, width, points, effective_height, handle_right, pwidth);
752 /* ensure trim handle stays on top */
753 if (frame_handle_end) {
754 frame_handle_end->raise_to_top();
759 AudioRegionView::get_fade_in_shape_width ()
761 return audio_region()->fade_in()->back()->when;
765 AudioRegionView::get_fade_out_shape_width ()
767 return audio_region()->fade_out()->back()->when;
772 AudioRegionView::redraw_start_xfade ()
774 boost::shared_ptr<AudioRegion> ar (audio_region());
776 if (!ar->fade_in() || ar->fade_in()->empty()) {
781 reset_fade_in_shape_width (ar, ar->fade_in()->back()->when);
785 AudioRegionView::redraw_start_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t /*width*/, Points& points, double effective_height,
788 if (points.size() < 2) {
792 if (!start_xfade_curve) {
793 start_xfade_curve = new ArdourCanvas::XFadeCurve (group, ArdourCanvas::XFadeCurve::Start);
794 CANVAS_DEBUG_NAME (start_xfade_curve, string_compose ("xfade start out line for %1", region()->name()));
795 start_xfade_curve->set_fill_color (UIConfiguration::instance().color_mod ("active crossfade", "crossfade alpha"));
796 start_xfade_curve->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
797 start_xfade_curve->set_ignore_events (true);
799 if (!start_xfade_rect) {
800 start_xfade_rect = new ArdourCanvas::Rectangle (group);
801 CANVAS_DEBUG_NAME (start_xfade_rect, string_compose ("xfade start rect for %1", region()->name()));
802 start_xfade_rect->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
803 start_xfade_rect->set_fill (false);
804 start_xfade_rect->set_outline (false);
805 start_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_start_xfade_event), start_xfade_rect, this));
806 start_xfade_rect->set_data ("regionview", this);
809 start_xfade_rect->set (ArdourCanvas::Rect (0.0, 0.0, rect_width, effective_height));
813 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_in ();
815 Points::size_type npoints;
819 /* there is no explicit inverse fade in curve, so take the
820 * regular fade in curve given to use as "points" (already a
821 * set of coordinates), and convert to the inverse shape.
824 npoints = points.size();
825 ipoints.assign (npoints, Duple());
827 for (Points::size_type i = 0, pci = 0; i < npoints; ++i, ++pci) {
828 ArdourCanvas::Duple &p (ipoints[pci]);
829 /* leave x-axis alone but invert with respect to y-axis */
830 p.y = effective_height - points[pci].y;
835 /* there is an explicit inverse fade in curve. Grab the points
836 and convert them into coordinates for the inverse fade in
840 npoints = inverse->size();
841 ipoints.assign (npoints, Duple());
843 Evoral::ControlList::const_iterator x;
844 Points::size_type pi;
845 double length = inverse->length();
847 for (x = inverse->begin(), pi = 0; x != inverse->end(); ++x, ++pi) {
848 ArdourCanvas::Duple& p (ipoints[pi]);
849 p.x = (rect_width * ((*x)->when/length));
850 p.y = effective_height - ((*x)->value * (effective_height));
854 start_xfade_curve->set_inout (points, ipoints);
860 AudioRegionView::redraw_end_xfade ()
862 boost::shared_ptr<AudioRegion> ar (audio_region());
864 if (!ar->fade_out() || ar->fade_out()->empty()) {
870 reset_fade_out_shape_width (ar, ar->fade_out()->back()->when);
874 AudioRegionView::redraw_end_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t width, Points& points, double effective_height,
875 double rect_edge, double rect_width)
877 if (points.size() < 2) {
881 if (!end_xfade_curve) {
882 end_xfade_curve = new ArdourCanvas::XFadeCurve (group, ArdourCanvas::XFadeCurve::End);
883 CANVAS_DEBUG_NAME (end_xfade_curve, string_compose ("xfade end out line for %1", region()->name()));
884 end_xfade_curve->set_fill_color (UIConfiguration::instance().color_mod ("active crossfade", "crossfade alpha"));
885 end_xfade_curve->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
886 end_xfade_curve->set_ignore_events (true);
889 if (!end_xfade_rect) {
890 end_xfade_rect = new ArdourCanvas::Rectangle (group);
891 CANVAS_DEBUG_NAME (end_xfade_rect, string_compose ("xfade end rect for %1", region()->name()));
892 end_xfade_rect->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
893 end_xfade_rect->set_fill (false);
894 end_xfade_rect->set_outline (false);
895 end_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_end_xfade_event), end_xfade_rect, this));
896 end_xfade_rect->set_data ("regionview", this);
899 end_xfade_rect->set (ArdourCanvas::Rect (rect_edge, 0.0, rect_edge + rect_width, effective_height));
903 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_out ();
905 Points::size_type npoints;
909 /* there is no explicit inverse fade out curve, so take the
910 * regular fade out curve given to use as "points" (already a
911 * set of coordinates), and convert to the inverse shape.
914 npoints = points.size();
915 ipoints.assign (npoints, Duple());
917 Points::size_type pci;
919 for (pci = 0; pci < npoints; ++pci) {
920 ArdourCanvas::Duple &p (ipoints[pci]);
921 p.y = effective_height - points[pci].y;
926 /* there is an explicit inverse fade out curve. Grab the points
927 and convert them into coordinates for the inverse fade out
931 npoints = inverse->size();
932 ipoints.assign (npoints, Duple());
934 const double rend = trackview.editor().sample_to_pixel (_region->length() - width);
936 Evoral::ControlList::const_iterator x;
937 Points::size_type pi;
938 double length = inverse->length();
940 for (x = inverse->begin(), pi = 0; x != inverse->end(); ++x, ++pi) {
941 ArdourCanvas::Duple& p (ipoints[pi]);
942 p.x = (rect_width * ((*x)->when/length)) + rend;
943 p.y = effective_height - ((*x)->value * (effective_height));
947 end_xfade_curve->set_inout (ipoints, points);
953 AudioRegionView::hide_xfades ()
960 AudioRegionView::hide_start_xfade ()
962 if (start_xfade_curve) {
963 start_xfade_curve->hide();
965 if (start_xfade_rect) {
966 start_xfade_rect->hide ();
969 _start_xfade_visible = false;
973 AudioRegionView::hide_end_xfade ()
975 if (end_xfade_curve) {
976 end_xfade_curve->hide();
978 if (end_xfade_rect) {
979 end_xfade_rect->hide ();
982 _end_xfade_visible = false;
986 AudioRegionView::show_start_xfade ()
988 if (start_xfade_curve) {
989 start_xfade_curve->show();
991 if (start_xfade_rect) {
992 start_xfade_rect->show ();
995 _start_xfade_visible = true;
999 AudioRegionView::show_end_xfade ()
1001 if (end_xfade_curve) {
1002 end_xfade_curve->show();
1004 if (end_xfade_rect) {
1005 end_xfade_rect->show ();
1008 _end_xfade_visible = true;
1012 AudioRegionView::set_samples_per_pixel (gdouble fpp)
1014 RegionView::set_samples_per_pixel (fpp);
1016 if (UIConfiguration::instance().get_show_waveforms ()) {
1017 for (uint32_t n = 0; n < waves.size(); ++n) {
1018 waves[n]->set_samples_per_pixel (fpp);
1023 gain_line->reset ();
1026 reset_fade_shapes ();
1030 AudioRegionView::set_amplitude_above_axis (gdouble a)
1032 for (uint32_t n=0; n < waves.size(); ++n) {
1033 waves[n]->set_amplitude_above_axis (a);
1038 AudioRegionView::set_colors ()
1040 RegionView::set_colors();
1043 gain_line->set_line_color (audio_region()->envelope_active() ?
1044 UIConfiguration::instance().color ("gain line") :
1045 UIConfiguration::instance().color_mod ("gain line inactive", "gain line inactive"));
1048 set_waveform_colors ();
1050 if (start_xfade_curve) {
1051 start_xfade_curve->set_fill_color (UIConfiguration::instance().color_mod ("active crossfade", "crossfade alpha"));
1052 start_xfade_curve->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
1054 if (end_xfade_curve) {
1055 end_xfade_curve->set_fill_color (UIConfiguration::instance().color_mod ("active crossfade", "crossfade alpha"));
1056 end_xfade_curve->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
1059 if (start_xfade_rect) {
1060 start_xfade_rect->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
1062 if (end_xfade_rect) {
1063 end_xfade_rect->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
1068 AudioRegionView::setup_waveform_visibility ()
1070 if (UIConfiguration::instance().get_show_waveforms ()) {
1071 for (uint32_t n = 0; n < waves.size(); ++n) {
1072 /* make sure the zoom level is correct, since we don't update
1073 this when waveforms are hidden.
1076 // waves[n]->set_samples_per_pixel (_samples_per_pixel);
1080 for (uint32_t n = 0; n < waves.size(); ++n) {
1087 AudioRegionView::temporarily_hide_envelope ()
1095 AudioRegionView::unhide_envelope ()
1097 update_envelope_visibility ();
1101 AudioRegionView::update_envelope_visibility ()
1107 if (trackview.editor().current_mouse_mode() == Editing::MouseDraw || trackview.editor().current_mouse_mode() == Editing::MouseContent ) {
1108 gain_line->set_visibility (AutomationLine::VisibleAspects(AutomationLine::ControlPoints|AutomationLine::Line));
1109 gain_line->canvas_group().raise_to_top ();
1110 } else if (UIConfiguration::instance().get_show_region_gain() || trackview.editor().current_mouse_mode() == Editing::MouseRange ) {
1111 gain_line->set_visibility (AutomationLine::VisibleAspects(AutomationLine::Line));
1112 gain_line->canvas_group().raise_to_top ();
1114 gain_line->set_visibility (AutomationLine::VisibleAspects(0));
1119 AudioRegionView::delete_waves ()
1121 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
1124 _data_ready_connections.clear ();
1126 for (vector<WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1131 pending_peak_data->show ();
1135 AudioRegionView::create_waves ()
1137 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
1138 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
1144 ChanCount nchans = atv.track()->n_channels();
1146 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
1147 // << " and channels = " << nchans.n_audio() << endl;
1149 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
1150 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
1151 tmp_waves.push_back (0);
1154 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
1158 _data_ready_connections.clear ();
1160 for (uint32_t i = 0; i < nchans.n_audio(); ++i) {
1161 _data_ready_connections.push_back (0);
1164 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
1166 if (n >= audio_region()->n_channels()) {
1170 // cerr << "\tchannel " << n << endl;
1172 if (wait_for_data) {
1173 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), &_data_ready_connections[n], gui_context())) {
1174 // cerr << "\tData is ready\n";
1175 create_one_wave (n, true);
1177 // cerr << "\tdata is not ready\n";
1178 // we'll get a PeaksReady signal from the source in the future
1179 // and will call create_one_wave(n) then.
1180 pending_peak_data->show ();
1184 // cerr << "\tdon't delay, display today!\n";
1185 create_one_wave (n, true);
1192 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
1194 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
1195 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
1196 if (!trackview.session() || trackview.session()->deletion_in_progress () || !atv.track()) {
1197 /* peaks_ready_handler() may be called from peak_thread_work() while
1198 * session deletion is in progress.
1199 * Since session-unload happens in the GUI thread, we need to test
1204 uint32_t nchans = atv.track()->n_channels().n_audio();
1206 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
1209 /* compare to set_height(), use _height as set by streamview (child_height),
1210 * not trackview.current_height() to take stacked layering into acconnt
1212 if (!UIConfiguration::instance().get_show_name_highlight() || (_height < NAME_HIGHLIGHT_THRESH)) {
1213 ht = _height / (double) nchans;
1215 ht = (_height - NAME_HIGHLIGHT_SIZE) / (double) nchans;
1218 /* first waveview starts at 1.0, not 0.0 since that will overlap the
1222 gdouble yoff = which * ht;
1224 WaveView *wave = new WaveView (group, audio_region ());
1225 CANVAS_DEBUG_NAME (wave, string_compose ("wave view for chn %1 of %2", which, get_item_name()));
1227 wave->set_channel (which);
1228 wave->set_y_position (yoff);
1229 wave->set_height (ht);
1230 wave->set_samples_per_pixel (samples_per_pixel);
1231 wave->set_show_zero_line (true);
1232 wave->set_clip_level (UIConfiguration::instance().get_waveform_clip_level ());
1233 wave->set_start_shift (1.0);
1235 wave->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_wave_view_event), wave, this));
1237 switch (UIConfiguration::instance().get_waveform_shape()) {
1239 wave->set_shape (WaveView::Rectified);
1242 wave->set_shape (WaveView::Normal);
1245 wave->set_logscaled (UIConfiguration::instance().get_waveform_scale() == Logarithmic);
1247 vector<ArdourCanvas::WaveView*> v;
1249 set_some_waveform_colors (v);
1251 if (!UIConfiguration::instance().get_show_waveforms ()) {
1255 /* note: calling this function is serialized by the lock
1256 held in the peak building thread that signals that
1257 peaks are ready for use *or* by the fact that it is
1258 called one by one from the GUI thread.
1261 if (which < nchans) {
1262 tmp_waves[which] = wave;
1264 /* n-channel track, >n-channel source */
1267 /* see if we're all ready */
1269 for (n = 0; n < nchans; ++n) {
1270 if (tmp_waves[n] == 0) {
1275 if (n == nwaves && waves.empty()) {
1276 /* all waves are ready */
1277 tmp_waves.resize(nwaves);
1282 /* indicate peak-completed */
1283 pending_peak_data->hide ();
1285 /* Restore stacked coverage */
1286 std::string str = trackview.gui_property ("layer-display");
1288 LayerDisplay layer_display;
1289 update_coverage_frames (LayerDisplay (string_2_enum (str, layer_display)));
1293 /* channel wave created, don't hook into peaks ready anymore */
1294 delete _data_ready_connections[which];
1295 _data_ready_connections[which] = 0;
1299 AudioRegionView::peaks_ready_handler (uint32_t which)
1301 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&AudioRegionView::create_one_wave, this, which, false));
1302 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
1306 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev, bool with_guard_points)
1312 uint32_t before_p, after_p;
1313 double mx = ev->button.x;
1314 double my = ev->button.y;
1316 item->canvas_to_item (mx, my);
1318 framecnt_t const frame_within_region = (framecnt_t) floor (mx * samples_per_pixel);
1320 if (!gain_line->control_points_adjacent (frame_within_region, before_p, after_p)) {
1321 /* no adjacent points */
1325 /*y is in item frame */
1326 double const bx = gain_line->nth (before_p)->get_x();
1327 double const ax = gain_line->nth (after_p)->get_x();
1328 double const click_ratio = (ax - mx) / (ax - bx);
1330 double y = ((gain_line->nth (before_p)->get_y() * click_ratio) + (gain_line->nth (after_p)->get_y() * (1 - click_ratio)));
1332 /* don't create points that can't be seen */
1334 update_envelope_visibility ();
1336 framepos_t rpos = region ()->position ();
1337 framepos_t fx = trackview.editor().pixel_to_sample (mx) + rpos;
1338 trackview.editor ().snap_to_with_modifier (fx, ev);
1341 if (fx > _region->length()) {
1345 /* compute vertical fractional position */
1347 y = 1.0 - (y / (gain_line->height()));
1349 /* map using gain line */
1351 gain_line->view_to_model_coord (mx, y);
1353 /* XXX STATEFUL: can't convert to stateful diff until we
1354 can represent automation data with it.
1357 XMLNode &before = audio_region()->envelope()->get_state();
1358 MementoCommand<AudioRegion>* region_memento = 0;
1360 if (!audio_region()->envelope_active()) {
1361 XMLNode ®ion_before = audio_region()->get_state();
1362 audio_region()->set_envelope_active(true);
1363 XMLNode ®ion_after = audio_region()->get_state();
1364 region_memento = new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after);
1367 if (audio_region()->envelope()->editor_add (fx, y, with_guard_points)) {
1368 XMLNode &after = audio_region()->envelope()->get_state();
1369 std::list<Selectable*> results;
1371 trackview.editor().begin_reversible_command (_("add gain control point"));
1373 if (region_memento) {
1374 trackview.session()->add_command (region_memento);
1377 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1379 gain_line->get_selectables (fx + region ()->position (), fx + region ()->position (), 0.0, 1.0, results);
1380 trackview.editor ().get_selection ().set (results);
1382 trackview.editor ().commit_reversible_command ();
1383 trackview.session ()->set_dirty ();
1388 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent* /*ev*/)
1390 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1391 audio_region()->envelope()->erase (cp->model());
1395 AudioRegionView::add_ghost (TimeAxisView& tv)
1397 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1400 double unit_position = _region->position () / samples_per_pixel;
1401 AudioGhostRegion* ghost = new AudioGhostRegion (*this, tv, trackview, unit_position);
1404 nchans = rtv->track()->n_channels().n_audio();
1406 for (uint32_t n = 0; n < nchans; ++n) {
1408 if (n >= audio_region()->n_channels()) {
1412 WaveView *wave = new WaveView (ghost->group, audio_region());
1413 CANVAS_DEBUG_NAME (wave, string_compose ("ghost wave for %1", get_item_name()));
1415 wave->set_channel (n);
1416 wave->set_samples_per_pixel (samples_per_pixel);
1417 wave->set_amplitude_above_axis (_amplitude_above_axis);
1419 ghost->waves.push_back(wave);
1422 ghost->set_height ();
1423 ghost->set_duration (_region->length() / samples_per_pixel);
1424 ghost->set_colors();
1425 ghosts.push_back (ghost);
1431 AudioRegionView::entered ()
1433 trackview.editor().set_current_trimmable (_region);
1434 trackview.editor().set_current_movable (_region);
1436 update_envelope_visibility();
1438 if ((trackview.editor().current_mouse_mode() == Editing::MouseObject)) {
1439 if (start_xfade_rect) {
1440 start_xfade_rect->set_outline (true);
1442 if (end_xfade_rect) {
1443 end_xfade_rect->set_outline (true);
1445 if (fade_in_handle) {
1446 fade_in_handle->show ();
1447 fade_in_handle->raise_to_top ();
1449 if (fade_out_handle) {
1450 fade_out_handle->show ();
1451 fade_out_handle->raise_to_top ();
1453 if (fade_in_trim_handle) {
1454 boost::shared_ptr<AudioRegion> ar (audio_region());
1455 if (!ar->locked() && (ar->fade_in()->back()->when > 64 || (ar->can_trim() & Trimmable::FrontTrimEarlier))) {
1456 fade_in_trim_handle->show ();
1457 fade_in_trim_handle->raise_to_top ();
1459 fade_in_trim_handle->hide ();
1462 if (fade_out_trim_handle) {
1463 boost::shared_ptr<AudioRegion> ar (audio_region());
1464 if (!ar->locked() && (ar->fade_out()->back()->when > 64 || (ar->can_trim() & Trimmable::EndTrimLater))) {
1465 fade_out_trim_handle->show ();
1466 fade_out_trim_handle->raise_to_top ();
1468 fade_out_trim_handle->hide ();
1471 } else { //this happens when we switch tools; if we switch away from Grab mode, hide all the fade handles
1472 if (fade_in_handle) { fade_in_handle->hide(); }
1473 if (fade_out_handle) { fade_out_handle->hide(); }
1474 if (fade_in_trim_handle) { fade_in_trim_handle->hide(); }
1475 if (fade_out_trim_handle) { fade_out_trim_handle->hide(); }
1476 if (start_xfade_rect) { start_xfade_rect->set_outline (false); }
1477 if (end_xfade_rect) { end_xfade_rect->set_outline (false); }
1482 AudioRegionView::exited ()
1484 trackview.editor().set_current_trimmable (boost::shared_ptr<Trimmable>());
1485 trackview.editor().set_current_movable (boost::shared_ptr<Movable>());
1488 // gain_line->remove_visibility (AutomationLine::ControlPoints);
1491 if (fade_in_handle) { fade_in_handle->hide(); }
1492 if (fade_out_handle) { fade_out_handle->hide(); }
1493 if (fade_in_trim_handle) { fade_in_trim_handle->hide(); }
1494 if (fade_out_trim_handle) { fade_out_trim_handle->hide(); }
1495 if (start_xfade_rect) { start_xfade_rect->set_outline (false); }
1496 if (end_xfade_rect) { end_xfade_rect->set_outline (false); }
1500 AudioRegionView::envelope_active_changed ()
1503 gain_line->set_line_color (audio_region()->envelope_active() ?
1504 UIConfiguration::instance().color ("gain line") :
1505 UIConfiguration::instance().color_mod ("gain line inactive", "gain line inactive"));
1506 update_envelope_visibility ();
1511 AudioRegionView::color_handler ()
1513 //case cMutedWaveForm:
1515 //case cWaveFormClip:
1519 //case cGainLineInactive:
1521 envelope_active_changed();
1526 AudioRegionView::set_waveform_colors ()
1528 set_some_waveform_colors (waves);
1532 AudioRegionView::set_some_waveform_colors (vector<ArdourCanvas::WaveView*>& waves_to_color)
1534 ArdourCanvas::Color fill;
1535 ArdourCanvas::Color outline;
1536 ArdourCanvas::Color clip = UIConfiguration::instance().color ("clipped waveform");
1537 ArdourCanvas::Color zero = UIConfiguration::instance().color ("zero line");
1540 if (_region->muted()) {
1541 /* hide outline with zero alpha */
1542 outline = UINT_RGBA_CHANGE_A(UIConfiguration::instance().color ("selected waveform outline"), 0);
1543 fill = UINT_RGBA_CHANGE_A(UIConfiguration::instance().color ("selected waveform fill"), MUTED_ALPHA);
1545 outline = UIConfiguration::instance().color ("selected waveform outline");
1546 fill = UIConfiguration::instance().color ("selected waveform fill");
1550 outline = UIConfiguration::instance().color ("recording waveform outline");
1551 fill = UIConfiguration::instance().color ("recording waveform fill");
1553 if (_region->muted()) {
1554 /* hide outline with zero alpha */
1555 outline = UINT_RGBA_CHANGE_A(UIConfiguration::instance().color ("waveform outline"), 0);
1556 fill = UINT_RGBA_CHANGE_A(UIConfiguration::instance().color ("waveform fill"), MUTED_ALPHA);
1558 outline = UIConfiguration::instance().color ("waveform outline");
1559 fill = UIConfiguration::instance().color ("waveform fill");
1564 for (vector<ArdourCanvas::WaveView*>::iterator w = waves_to_color.begin(); w != waves_to_color.end(); ++w) {
1565 (*w)->set_fill_color (fill);
1566 (*w)->set_outline_color (outline);
1567 (*w)->set_clip_color (clip);
1568 (*w)->set_zero_color (zero);
1573 AudioRegionView::set_frame_color ()
1579 RegionView::set_frame_color ();
1581 set_waveform_colors ();
1585 AudioRegionView::set_fade_visibility (bool yn)
1588 if (start_xfade_curve) { start_xfade_curve->show (); }
1589 if (end_xfade_curve) { end_xfade_curve->show (); }
1590 if (start_xfade_rect) { start_xfade_rect->show (); }
1591 if (end_xfade_rect) { end_xfade_rect->show (); }
1593 if (start_xfade_curve) { start_xfade_curve->hide(); }
1594 if (end_xfade_curve) { end_xfade_curve->hide(); }
1595 if (fade_in_handle) { fade_in_handle->hide(); }
1596 if (fade_out_handle) { fade_out_handle->hide(); }
1597 if (fade_in_trim_handle) { fade_in_trim_handle->hide(); }
1598 if (fade_out_trim_handle) { fade_out_trim_handle->hide(); }
1599 if (start_xfade_rect) { start_xfade_rect->hide (); }
1600 if (end_xfade_rect) { end_xfade_rect->hide (); }
1601 if (start_xfade_rect) { start_xfade_rect->set_outline (false); }
1602 if (end_xfade_rect) { end_xfade_rect->set_outline (false); }
1607 AudioRegionView::update_coverage_frames (LayerDisplay d)
1609 RegionView::update_coverage_frames (d);
1611 if (fade_in_handle) { fade_in_handle->raise_to_top (); }
1612 if (fade_out_handle) { fade_out_handle->raise_to_top (); }
1613 if (fade_in_trim_handle) { fade_in_trim_handle->raise_to_top (); }
1614 if (fade_out_trim_handle) { fade_out_trim_handle->raise_to_top (); }
1618 AudioRegionView::show_region_editor ()
1621 editor = new AudioRegionEditor (trackview.session(), audio_region());
1629 AudioRegionView::transients_changed ()
1631 AnalysisFeatureList analysis_features = _region->transients();
1633 while (feature_lines.size() < analysis_features.size()) {
1635 ArdourCanvas::Line* canvas_item = new ArdourCanvas::Line(group);
1636 CANVAS_DEBUG_NAME (canvas_item, string_compose ("transient group for %1", region()->name()));
1638 canvas_item->set (ArdourCanvas::Duple (-1.0, 2.0),
1639 ArdourCanvas::Duple (1.0, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
1641 canvas_item->raise_to_top ();
1642 canvas_item->show ();
1644 canvas_item->set_data ("regionview", this);
1645 canvas_item->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_feature_line_event), canvas_item, this));
1647 feature_lines.push_back (make_pair(0, canvas_item));
1650 while (feature_lines.size() > analysis_features.size()) {
1651 ArdourCanvas::Line* line = feature_lines.back().second;
1652 feature_lines.pop_back ();
1656 AnalysisFeatureList::const_iterator i;
1657 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1659 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
1661 float *pos = new float;
1662 *pos = trackview.editor().sample_to_pixel (*i);
1665 ArdourCanvas::Duple (*pos, 2.0),
1666 ArdourCanvas::Duple (*pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1)
1669 (*l).second->set_data ("position", pos);
1675 AudioRegionView::update_transient(float /*old_pos*/, float new_pos)
1677 /* Find frame at old pos, calulate new frame then update region transients*/
1678 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1680 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1682 /* Line has been updated in drag so we compare to new_pos */
1684 float* pos = (float*) (*l).second->get_data ("position");
1686 if (rint(new_pos) == rint(*pos)) {
1688 framepos_t old_frame = (*l).first;
1689 framepos_t new_frame = trackview.editor().pixel_to_sample (new_pos);
1691 _region->update_transient (old_frame, new_frame);
1699 AudioRegionView::remove_transient(float pos)
1701 /* Find frame at old pos, calulate new frame then update region transients*/
1702 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1704 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1706 /* Line has been updated in drag so we compare to new_pos */
1707 float *line_pos = (float*) (*l).second->get_data ("position");
1709 if (rint(pos) == rint(*line_pos)) {
1710 _region->remove_transient ((*l).first);
1717 AudioRegionView::thaw_after_trim ()
1719 RegionView::thaw_after_trim ();
1726 AudioRegionView::show_xfades ()
1728 show_start_xfade ();
1733 AudioRegionView::drag_start ()
1735 TimeAxisViewItem::drag_start ();
1737 //we used to hide xfades here. I don't see the point with the new model, but we can re-implement if needed
1741 AudioRegionView::drag_end ()
1743 TimeAxisViewItem::drag_end ();
1744 //see comment for drag_start
1746 if (fade_in_handle && fade_in_handle->visible()) {
1747 // lenght of region or fade changed, re-check
1748 // if fade_in_trim_handle or fade_out_trim_handle should
1749 // be visible. -- If the fade_in_handle is visible
1750 // we have focus and are not in internal edit mode.
1756 AudioRegionView::parameter_changed (string const & p)
1758 if (p == "show-waveforms") {
1759 setup_waveform_visibility ();