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";
234 gain_line.reset (new AudioRegionGainLine (line_name, *this, *group, audio_region()->envelope()));
236 update_envelope_visibility ();
239 set_height (trackview.current_height()); // XXX not correct for Layered mode, but set_height() will fix later.
242 region_sync_changed ();
244 region_resized (ARDOUR::bounds_change);
246 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
247 (*i)->set_duration (_region->length() / samples_per_pixel);
251 envelope_active_changed ();
252 fade_in_active_changed ();
253 fade_out_active_changed ();
255 reset_width_dependent_items (_pixel_width);
257 if (fade_in_handle) {
258 fade_in_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_in_handle_event), fade_in_handle, this, false));
261 if (fade_out_handle) {
262 fade_out_handle->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_fade_out_handle_event), fade_out_handle, this, false));
265 if (fade_in_trim_handle) {
266 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));
269 if (fade_out_trim_handle) {
270 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));
275 setup_waveform_visibility ();
277 pending_peak_data->raise_to_top ();
279 if (frame_handle_start) {
280 frame_handle_start->raise_to_top ();
282 if (frame_handle_end) {
283 frame_handle_end->raise_to_top ();
286 /* XXX sync mark drag? */
289 AudioRegionView::~AudioRegionView ()
291 in_destructor = true;
293 RegionViewGoingAway (this); /* EMIT_SIGNAL */
295 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
298 _data_ready_connections.clear ();
300 for (list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator i = feature_lines.begin(); i != feature_lines.end(); ++i) {
301 delete ((*i).second);
304 /* all waveviews etc will be destroyed when the group is destroyed */
307 boost::shared_ptr<ARDOUR::AudioRegion>
308 AudioRegionView::audio_region() const
310 // "Guaranteed" to succeed...
311 return boost::dynamic_pointer_cast<AudioRegion>(_region);
315 AudioRegionView::region_changed (const PropertyChange& what_changed)
317 ENSURE_GUI_THREAD (*this, &AudioRegionView::region_changed, what_changed);
319 RegionView::region_changed (what_changed);
321 if (what_changed.contains (ARDOUR::Properties::scale_amplitude)) {
322 region_scale_amplitude_changed ();
324 if (what_changed.contains (ARDOUR::Properties::fade_in)) {
327 if (what_changed.contains (ARDOUR::Properties::fade_out)) {
330 if (what_changed.contains (ARDOUR::Properties::fade_in_active)) {
331 fade_in_active_changed ();
333 if (what_changed.contains (ARDOUR::Properties::fade_out_active)) {
334 fade_out_active_changed ();
336 if (what_changed.contains (ARDOUR::Properties::envelope_active)) {
337 envelope_active_changed ();
339 if (what_changed.contains (ARDOUR::Properties::valid_transients)) {
340 transients_changed ();
345 AudioRegionView::fade_in_changed ()
347 reset_fade_in_shape ();
351 AudioRegionView::fade_out_changed ()
353 reset_fade_out_shape ();
357 AudioRegionView::fade_in_active_changed ()
359 if (start_xfade_rect) {
360 if (audio_region()->fade_in_active()) {
361 start_xfade_rect->set_fill (false);
363 start_xfade_rect->set_fill_color (UIConfiguration::instance().color_mod ("inactive crossfade", "inactive crossfade"));
364 start_xfade_rect->set_fill (true);
370 AudioRegionView::fade_out_active_changed ()
372 if (end_xfade_rect) {
373 if (audio_region()->fade_out_active()) {
374 end_xfade_rect->set_fill (false);
376 end_xfade_rect->set_fill_color (UIConfiguration::instance().color_mod ("inactive crossfade", "inactive crossfade"));
377 end_xfade_rect->set_fill (true);
384 AudioRegionView::region_scale_amplitude_changed ()
386 for (uint32_t n = 0; n < waves.size(); ++n) {
387 waves[n]->gain_changed ();
392 AudioRegionView::region_renamed ()
394 std::string str = RegionView::make_name ();
396 if (audio_region()->speed_mismatch (trackview.session()->frame_rate())) {
397 str = string ("*") + str;
400 if (_region->muted()) {
401 str = string ("!") + str;
404 set_item_name (str, this);
409 AudioRegionView::region_resized (const PropertyChange& what_changed)
411 AudioGhostRegion* agr;
413 RegionView::region_resized(what_changed);
414 PropertyChange interesting_stuff;
416 interesting_stuff.add (ARDOUR::Properties::start);
417 interesting_stuff.add (ARDOUR::Properties::length);
419 if (what_changed.contains (interesting_stuff)) {
421 for (uint32_t n = 0; n < waves.size(); ++n) {
422 waves[n]->region_resized ();
425 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
426 if ((agr = dynamic_cast<AudioGhostRegion*>(*i)) != 0) {
428 for (vector<WaveView*>::iterator w = agr->waves.begin(); w != agr->waves.end(); ++w) {
429 (*w)->region_resized ();
434 /* hide transient lines that extend beyond the region end */
436 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
438 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
439 if (l->first > _region->length() - 1) {
449 AudioRegionView::reset_width_dependent_items (double pixel_width)
451 RegionView::reset_width_dependent_items(pixel_width);
452 assert(_pixel_width == pixel_width);
454 pending_peak_data->set_x1(pixel_width);
456 if (pixel_width <= 20.0 || _height < 5.0 || !trackview.session()->config.get_show_region_fades()) {
457 if (fade_in_handle) { fade_in_handle->hide(); }
458 if (fade_out_handle) { fade_out_handle->hide(); }
459 if (fade_in_trim_handle) { fade_in_trim_handle->hide(); }
460 if (fade_out_trim_handle) { fade_out_trim_handle->hide(); }
461 if (start_xfade_rect) { start_xfade_rect->set_outline (false); }
462 if (end_xfade_rect) { end_xfade_rect->set_outline (false); }
465 AnalysisFeatureList analysis_features = _region->transients();
466 AnalysisFeatureList::const_iterator i;
468 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
470 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
472 float x_pos = trackview.editor().sample_to_pixel (*i);
474 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
475 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
479 (*l).second->set (ArdourCanvas::Duple (x_pos, 2.0),
480 ArdourCanvas::Duple (x_pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
483 reset_fade_shapes ();
487 AudioRegionView::region_muted ()
489 RegionView::region_muted();
490 set_waveform_colors ();
494 AudioRegionView::setup_fade_handle_positions()
496 /* position of fade handle offset from the top of the region view */
497 double const handle_pos = 0.0;
499 if (fade_in_handle) {
500 fade_in_handle->set_y0 (handle_pos);
501 fade_in_handle->set_y1 (handle_pos + handle_size);
504 if (fade_out_handle) {
505 fade_out_handle->set_y0 (handle_pos);
506 fade_out_handle->set_y1 (handle_pos + handle_size);
509 if (fade_in_trim_handle) {
510 fade_in_trim_handle->set_y0 (_height - handle_size);
511 fade_in_trim_handle->set_y1 (_height);
514 if (fade_out_trim_handle) {
515 fade_out_trim_handle->set_y0 (_height - handle_size );
516 fade_out_trim_handle->set_y1 (_height);
521 AudioRegionView::set_height (gdouble height)
523 RegionView::set_height (height);
524 pending_peak_data->set_y1 (height);
526 uint32_t wcnt = waves.size();
532 if (!UIConfiguration::instance().get_show_name_highlight() || (height < NAME_HIGHLIGHT_THRESH)) {
533 ht = height / (double) wcnt;
535 ht = (height - NAME_HIGHLIGHT_SIZE) / (double) wcnt;
538 for (uint32_t n = 0; n < wcnt; ++n) {
540 gdouble yoff = floor (ht * n);
542 waves[n]->set_height (ht);
543 waves[n]->set_y_position (yoff);
549 if ((height/wcnt) < NAME_HIGHLIGHT_THRESH) {
552 update_envelope_visibility ();
555 gain_line->set_height ((uint32_t) rint (height - NAME_HIGHLIGHT_SIZE) - 2);
558 reset_fade_shapes ();
560 /* Update hights for any active feature lines */
561 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
563 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
565 float pos_x = trackview.editor().sample_to_pixel((*l).first);
567 if (height >= NAME_HIGHLIGHT_THRESH) {
568 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
569 ArdourCanvas::Duple (pos_x, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
571 (*l).second->set (ArdourCanvas::Duple (pos_x, 2.0),
572 ArdourCanvas::Duple (pos_x, _height - 1));
577 name_text->raise_to_top();
580 setup_fade_handle_positions();
584 AudioRegionView::reset_fade_shapes ()
586 if (!trim_fade_in_drag_active) { reset_fade_in_shape (); }
587 if (!trim_fade_out_drag_active) { reset_fade_out_shape (); }
591 AudioRegionView::reset_fade_in_shape ()
593 reset_fade_in_shape_width (audio_region(), (framecnt_t) audio_region()->fade_in()->back()->when);
597 AudioRegionView::reset_fade_in_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width, bool drag_active)
599 trim_fade_in_drag_active = drag_active;
600 if (fade_in_handle == 0) {
604 /* smallest size for a fade is 64 frames */
606 width = std::max ((framecnt_t) 64, width);
608 /* round here to prevent little visual glitches with sub-pixel placement */
609 double const pwidth = floor (width / samples_per_pixel);
610 double const handle_left = pwidth;
612 /* Put the fade in handle so that its left side is at the end-of-fade line */
613 fade_in_handle->set_x0 (handle_left);
614 fade_in_handle->set_x1 (handle_left + handle_size);
616 if (fade_in_trim_handle) {
617 fade_in_trim_handle->set_x0 (0);
618 fade_in_trim_handle->set_x1 (handle_size);
621 if (fade_in_handle->visible()) {
622 //see comment for drag_start
631 if (!trackview.session()->config.get_show_region_fades()) {
636 double effective_height;
638 if (_height >= NAME_HIGHLIGHT_THRESH) {
639 effective_height = _height - NAME_HIGHLIGHT_SIZE;
641 effective_height = _height;
644 /* points *MUST* be in anti-clockwise order */
647 Points::size_type pi;
648 boost::shared_ptr<const Evoral::ControlList> list (audio_region()->fade_in());
649 Evoral::ControlList::const_iterator x;
650 double length = list->length();
652 points.assign (list->size(), Duple());
654 for (x = list->begin(), pi = 0; x != list->end(); ++x, ++pi) {
655 points[pi].x = (pwidth * ((*x)->when/length));
656 points[pi].y = effective_height - ((*x)->value * (effective_height - 1.));
661 redraw_start_xfade_to (ar, width, points, effective_height, handle_left);
663 /* ensure trim handle stays on top */
664 if (frame_handle_start) {
665 frame_handle_start->raise_to_top();
670 AudioRegionView::reset_fade_out_shape ()
672 reset_fade_out_shape_width (audio_region(), (framecnt_t) audio_region()->fade_out()->back()->when);
676 AudioRegionView::reset_fade_out_shape_width (boost::shared_ptr<AudioRegion> ar, framecnt_t width, bool drag_active)
678 trim_fade_out_drag_active = drag_active;
679 if (fade_out_handle == 0) {
683 /* smallest size for a fade is 64 frames */
685 width = std::max ((framecnt_t) 64, width);
688 double const pwidth = floor(trackview.editor().sample_to_pixel (width));
690 /* the right edge should be right on the region frame is the pixel
691 * width is zero. Hence the additional + 1.0 at the end.
694 double const handle_right = rint(trackview.editor().sample_to_pixel (_region->length()) - pwidth);
695 double const trim_handle_right = rint(trackview.editor().sample_to_pixel (_region->length()));
697 /* Put the fade out handle so that its right side is at the end-of-fade line;
699 fade_out_handle->set_x0 (handle_right - handle_size);
700 fade_out_handle->set_x1 (handle_right);
701 if (fade_out_trim_handle) {
702 fade_out_trim_handle->set_x0 (1 + trim_handle_right - handle_size);
703 fade_out_trim_handle->set_x1 (1 + trim_handle_right);
706 if (fade_out_handle->visible()) {
707 //see comment for drag_start
710 /* don't show shape if its too small */
717 if (!trackview.session()->config.get_show_region_fades()) {
722 double effective_height;
724 effective_height = _height;
726 if (UIConfiguration::instance().get_show_name_highlight() && effective_height >= NAME_HIGHLIGHT_THRESH) {
727 effective_height -= NAME_HIGHLIGHT_SIZE;
730 /* points *MUST* be in anti-clockwise order */
733 Points::size_type pi;
734 boost::shared_ptr<const Evoral::ControlList> list (audio_region()->fade_out());
735 Evoral::ControlList::const_iterator x;
736 double length = list->length();
738 points.assign (list->size(), Duple());
740 for (x = list->begin(), pi = 0; x != list->end(); ++x, ++pi) {
741 points[pi].x = _pixel_width - pwidth + (pwidth * ((*x)->when/length));
742 points[pi].y = effective_height - ((*x)->value * (effective_height - 1.));
747 redraw_end_xfade_to (ar, width, points, effective_height, handle_right, pwidth);
749 /* ensure trim handle stays on top */
750 if (frame_handle_end) {
751 frame_handle_end->raise_to_top();
756 AudioRegionView::get_fade_in_shape_width ()
758 return audio_region()->fade_in()->back()->when;
762 AudioRegionView::get_fade_out_shape_width ()
764 return audio_region()->fade_out()->back()->when;
769 AudioRegionView::redraw_start_xfade ()
771 boost::shared_ptr<AudioRegion> ar (audio_region());
773 if (!ar->fade_in() || ar->fade_in()->empty()) {
778 reset_fade_in_shape_width (ar, ar->fade_in()->back()->when);
782 AudioRegionView::redraw_start_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t /*width*/, Points& points, double effective_height,
785 if (points.size() < 2) {
789 if (!start_xfade_curve) {
790 start_xfade_curve = new ArdourCanvas::XFadeCurve (group, ArdourCanvas::XFadeCurve::Start);
791 CANVAS_DEBUG_NAME (start_xfade_curve, string_compose ("xfade start out line for %1", region()->name()));
792 start_xfade_curve->set_fill_color (UIConfiguration::instance().color_mod ("active crossfade", "crossfade alpha"));
793 start_xfade_curve->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
794 start_xfade_curve->set_ignore_events (true);
796 if (!start_xfade_rect) {
797 start_xfade_rect = new ArdourCanvas::Rectangle (group);
798 CANVAS_DEBUG_NAME (start_xfade_rect, string_compose ("xfade start rect for %1", region()->name()));
799 start_xfade_rect->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
800 start_xfade_rect->set_fill (false);
801 start_xfade_rect->set_outline (false);
802 start_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_start_xfade_event), start_xfade_rect, this));
803 start_xfade_rect->set_data ("regionview", this);
806 start_xfade_rect->set (ArdourCanvas::Rect (0.0, 0.0, rect_width, effective_height));
810 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_in ();
812 Points::size_type npoints;
816 /* there is no explicit inverse fade in curve, so take the
817 * regular fade in curve given to use as "points" (already a
818 * set of coordinates), and convert to the inverse shape.
821 npoints = points.size();
822 ipoints.assign (npoints, Duple());
824 for (Points::size_type i = 0, pci = 0; i < npoints; ++i, ++pci) {
825 ArdourCanvas::Duple &p (ipoints[pci]);
826 /* leave x-axis alone but invert with respect to y-axis */
827 p.y = effective_height - points[pci].y;
832 /* there is an explicit inverse fade in curve. Grab the points
833 and convert them into coordinates for the inverse fade in
837 npoints = inverse->size();
838 ipoints.assign (npoints, Duple());
840 Evoral::ControlList::const_iterator x;
841 Points::size_type pi;
842 double length = inverse->length();
844 for (x = inverse->begin(), pi = 0; x != inverse->end(); ++x, ++pi) {
845 ArdourCanvas::Duple& p (ipoints[pi]);
846 p.x = (rect_width * ((*x)->when/length));
847 p.y = effective_height - ((*x)->value * (effective_height));
851 start_xfade_curve->set_inout (points, ipoints);
857 AudioRegionView::redraw_end_xfade ()
859 boost::shared_ptr<AudioRegion> ar (audio_region());
861 if (!ar->fade_out() || ar->fade_out()->empty()) {
867 reset_fade_out_shape_width (ar, ar->fade_out()->back()->when);
871 AudioRegionView::redraw_end_xfade_to (boost::shared_ptr<AudioRegion> ar, framecnt_t width, Points& points, double effective_height,
872 double rect_edge, double rect_width)
874 if (points.size() < 2) {
878 if (!end_xfade_curve) {
879 end_xfade_curve = new ArdourCanvas::XFadeCurve (group, ArdourCanvas::XFadeCurve::End);
880 CANVAS_DEBUG_NAME (end_xfade_curve, string_compose ("xfade end out line for %1", region()->name()));
881 end_xfade_curve->set_fill_color (UIConfiguration::instance().color_mod ("active crossfade", "crossfade alpha"));
882 end_xfade_curve->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
883 end_xfade_curve->set_ignore_events (true);
886 if (!end_xfade_rect) {
887 end_xfade_rect = new ArdourCanvas::Rectangle (group);
888 CANVAS_DEBUG_NAME (end_xfade_rect, string_compose ("xfade end rect for %1", region()->name()));
889 end_xfade_rect->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
890 end_xfade_rect->set_fill (false);
891 end_xfade_rect->set_outline (false);
892 end_xfade_rect->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_end_xfade_event), end_xfade_rect, this));
893 end_xfade_rect->set_data ("regionview", this);
896 end_xfade_rect->set (ArdourCanvas::Rect (rect_edge, 0.0, rect_edge + rect_width, effective_height));
900 boost::shared_ptr<AutomationList> inverse = ar->inverse_fade_out ();
902 Points::size_type npoints;
906 /* there is no explicit inverse fade out curve, so take the
907 * regular fade out curve given to use as "points" (already a
908 * set of coordinates), and convert to the inverse shape.
911 npoints = points.size();
912 ipoints.assign (npoints, Duple());
914 Points::size_type pci;
916 for (pci = 0; pci < npoints; ++pci) {
917 ArdourCanvas::Duple &p (ipoints[pci]);
918 p.y = effective_height - points[pci].y;
923 /* there is an explicit inverse fade out curve. Grab the points
924 and convert them into coordinates for the inverse fade out
928 npoints = inverse->size();
929 ipoints.assign (npoints, Duple());
931 const double rend = trackview.editor().sample_to_pixel (_region->length() - width);
933 Evoral::ControlList::const_iterator x;
934 Points::size_type pi;
935 double length = inverse->length();
937 for (x = inverse->begin(), pi = 0; x != inverse->end(); ++x, ++pi) {
938 ArdourCanvas::Duple& p (ipoints[pi]);
939 p.x = (rect_width * ((*x)->when/length)) + rend;
940 p.y = effective_height - ((*x)->value * (effective_height));
944 end_xfade_curve->set_inout (ipoints, points);
950 AudioRegionView::hide_xfades ()
957 AudioRegionView::hide_start_xfade ()
959 if (start_xfade_curve) {
960 start_xfade_curve->hide();
962 if (start_xfade_rect) {
963 start_xfade_rect->hide ();
966 _start_xfade_visible = false;
970 AudioRegionView::hide_end_xfade ()
972 if (end_xfade_curve) {
973 end_xfade_curve->hide();
975 if (end_xfade_rect) {
976 end_xfade_rect->hide ();
979 _end_xfade_visible = false;
983 AudioRegionView::show_start_xfade ()
985 if (start_xfade_curve) {
986 start_xfade_curve->show();
988 if (start_xfade_rect) {
989 start_xfade_rect->show ();
992 _start_xfade_visible = true;
996 AudioRegionView::show_end_xfade ()
998 if (end_xfade_curve) {
999 end_xfade_curve->show();
1001 if (end_xfade_rect) {
1002 end_xfade_rect->show ();
1005 _end_xfade_visible = true;
1009 AudioRegionView::set_samples_per_pixel (gdouble fpp)
1011 RegionView::set_samples_per_pixel (fpp);
1013 if (UIConfiguration::instance().get_show_waveforms ()) {
1014 for (uint32_t n = 0; n < waves.size(); ++n) {
1015 waves[n]->set_samples_per_pixel (fpp);
1020 gain_line->reset ();
1023 reset_fade_shapes ();
1027 AudioRegionView::set_amplitude_above_axis (gdouble a)
1029 for (uint32_t n=0; n < waves.size(); ++n) {
1030 waves[n]->set_amplitude_above_axis (a);
1035 AudioRegionView::set_colors ()
1037 RegionView::set_colors();
1040 gain_line->set_line_color (audio_region()->envelope_active() ?
1041 UIConfiguration::instance().color ("gain line") :
1042 UIConfiguration::instance().color_mod ("gain line inactive", "gain line inactive"));
1045 set_waveform_colors ();
1047 if (start_xfade_curve) {
1048 start_xfade_curve->set_fill_color (UIConfiguration::instance().color_mod ("active crossfade", "crossfade alpha"));
1049 start_xfade_curve->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
1051 if (end_xfade_curve) {
1052 end_xfade_curve->set_fill_color (UIConfiguration::instance().color_mod ("active crossfade", "crossfade alpha"));
1053 end_xfade_curve->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
1056 if (start_xfade_rect) {
1057 start_xfade_rect->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
1059 if (end_xfade_rect) {
1060 end_xfade_rect->set_outline_color (UIConfiguration::instance().color ("crossfade line"));
1065 AudioRegionView::setup_waveform_visibility ()
1067 if (UIConfiguration::instance().get_show_waveforms ()) {
1068 for (uint32_t n = 0; n < waves.size(); ++n) {
1069 /* make sure the zoom level is correct, since we don't update
1070 this when waveforms are hidden.
1073 // waves[n]->set_samples_per_pixel (_samples_per_pixel);
1077 for (uint32_t n = 0; n < waves.size(); ++n) {
1084 AudioRegionView::temporarily_hide_envelope ()
1092 AudioRegionView::unhide_envelope ()
1094 update_envelope_visibility ();
1098 AudioRegionView::update_envelope_visibility ()
1104 if (trackview.editor().current_mouse_mode() == Editing::MouseDraw || trackview.editor().current_mouse_mode() == Editing::MouseContent ) {
1105 gain_line->set_visibility (AutomationLine::VisibleAspects(AutomationLine::ControlPoints|AutomationLine::Line));
1106 gain_line->canvas_group().raise_to_top ();
1107 } else if (UIConfiguration::instance().get_show_region_gain() || trackview.editor().current_mouse_mode() == Editing::MouseRange ) {
1108 gain_line->set_visibility (AutomationLine::VisibleAspects(AutomationLine::Line));
1109 gain_line->canvas_group().raise_to_top ();
1111 gain_line->set_visibility (AutomationLine::VisibleAspects(0));
1116 AudioRegionView::delete_waves ()
1118 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
1121 _data_ready_connections.clear ();
1123 for (vector<WaveView*>::iterator w = waves.begin(); w != waves.end(); ++w) {
1128 pending_peak_data->show ();
1132 AudioRegionView::create_waves ()
1134 // cerr << "AudioRegionView::create_waves() called on " << this << endl;//DEBUG
1135 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
1141 ChanCount nchans = atv.track()->n_channels();
1143 // cerr << "creating waves for " << _region->name() << " with wfd = " << wait_for_data
1144 // << " and channels = " << nchans.n_audio() << endl;
1146 /* in tmp_waves, set up null pointers for each channel so the vector is allocated */
1147 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
1148 tmp_waves.push_back (0);
1151 for (vector<ScopedConnection*>::iterator i = _data_ready_connections.begin(); i != _data_ready_connections.end(); ++i) {
1155 _data_ready_connections.clear ();
1157 for (uint32_t i = 0; i < nchans.n_audio(); ++i) {
1158 _data_ready_connections.push_back (0);
1161 for (uint32_t n = 0; n < nchans.n_audio(); ++n) {
1163 if (n >= audio_region()->n_channels()) {
1167 // cerr << "\tchannel " << n << endl;
1169 if (wait_for_data) {
1170 if (audio_region()->audio_source(n)->peaks_ready (boost::bind (&AudioRegionView::peaks_ready_handler, this, n), &_data_ready_connections[n], gui_context())) {
1171 // cerr << "\tData is ready\n";
1172 create_one_wave (n, true);
1174 // cerr << "\tdata is not ready\n";
1175 // we'll get a PeaksReady signal from the source in the future
1176 // and will call create_one_wave(n) then.
1177 pending_peak_data->show ();
1181 // cerr << "\tdon't delay, display today!\n";
1182 create_one_wave (n, true);
1189 AudioRegionView::create_one_wave (uint32_t which, bool /*direct*/)
1191 //cerr << "AudioRegionView::create_one_wave() called which: " << which << " this: " << this << endl;//DEBUG
1192 RouteTimeAxisView& atv (*(dynamic_cast<RouteTimeAxisView*>(&trackview))); // ick
1193 if (!trackview.session() || trackview.session()->deletion_in_progress () || !atv.track()) {
1194 /* peaks_ready_handler() may be called from peak_thread_work() while
1195 * session deletion is in progress.
1196 * Since session-unload happens in the GUI thread, we need to test
1201 uint32_t nchans = atv.track()->n_channels().n_audio();
1203 uint32_t nwaves = std::min (nchans, audio_region()->n_channels());
1206 /* compare to set_height(), use _height as set by streamview (child_height),
1207 * not trackview.current_height() to take stacked layering into acconnt
1209 if (!UIConfiguration::instance().get_show_name_highlight() || (_height < NAME_HIGHLIGHT_THRESH)) {
1210 ht = _height / (double) nchans;
1212 ht = (_height - NAME_HIGHLIGHT_SIZE) / (double) nchans;
1215 /* first waveview starts at 1.0, not 0.0 since that will overlap the
1219 gdouble yoff = which * ht;
1221 WaveView *wave = new WaveView (group, audio_region ());
1222 CANVAS_DEBUG_NAME (wave, string_compose ("wave view for chn %1 of %2", which, get_item_name()));
1224 wave->set_channel (which);
1225 wave->set_y_position (yoff);
1226 wave->set_height (ht);
1227 wave->set_samples_per_pixel (samples_per_pixel);
1228 wave->set_show_zero_line (true);
1229 wave->set_clip_level (UIConfiguration::instance().get_waveform_clip_level ());
1230 wave->set_start_shift (1.0);
1232 wave->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_wave_view_event), wave, this));
1234 switch (UIConfiguration::instance().get_waveform_shape()) {
1236 wave->set_shape (WaveView::Rectified);
1239 wave->set_shape (WaveView::Normal);
1242 wave->set_logscaled (UIConfiguration::instance().get_waveform_scale() == Logarithmic);
1244 vector<ArdourCanvas::WaveView*> v;
1246 set_some_waveform_colors (v);
1248 if (!UIConfiguration::instance().get_show_waveforms ()) {
1252 /* note: calling this function is serialized by the lock
1253 held in the peak building thread that signals that
1254 peaks are ready for use *or* by the fact that it is
1255 called one by one from the GUI thread.
1258 if (which < nchans) {
1259 tmp_waves[which] = wave;
1261 /* n-channel track, >n-channel source */
1264 /* see if we're all ready */
1266 for (n = 0; n < nchans; ++n) {
1267 if (tmp_waves[n] == 0) {
1272 if (n == nwaves && waves.empty()) {
1273 /* all waves are ready */
1274 tmp_waves.resize(nwaves);
1279 /* indicate peak-completed */
1280 pending_peak_data->hide ();
1282 /* Restore stacked coverage */
1283 std::string str = trackview.gui_property ("layer-display");
1285 LayerDisplay layer_display;
1286 update_coverage_frames (LayerDisplay (string_2_enum (str, layer_display)));
1290 /* channel wave created, don't hook into peaks ready anymore */
1291 delete _data_ready_connections[which];
1292 _data_ready_connections[which] = 0;
1296 AudioRegionView::peaks_ready_handler (uint32_t which)
1298 Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&AudioRegionView::create_one_wave, this, which, false));
1299 // cerr << "AudioRegionView::peaks_ready_handler() called on " << which << " this: " << this << endl;
1303 AudioRegionView::add_gain_point_event (ArdourCanvas::Item *item, GdkEvent *ev, bool with_guard_points)
1309 uint32_t before_p, after_p;
1310 double mx = ev->button.x;
1311 double my = ev->button.y;
1313 item->canvas_to_item (mx, my);
1315 framecnt_t const frame_within_region = (framecnt_t) floor (mx * samples_per_pixel);
1317 if (!gain_line->control_points_adjacent (frame_within_region, before_p, after_p)) {
1318 /* no adjacent points */
1322 /*y is in item frame */
1323 double const bx = gain_line->nth (before_p)->get_x();
1324 double const ax = gain_line->nth (after_p)->get_x();
1325 double const click_ratio = (ax - mx) / (ax - bx);
1327 double y = ((gain_line->nth (before_p)->get_y() * click_ratio) + (gain_line->nth (after_p)->get_y() * (1 - click_ratio)));
1329 /* don't create points that can't be seen */
1331 update_envelope_visibility ();
1333 framepos_t rpos = region ()->position ();
1334 framepos_t fx = trackview.editor().pixel_to_sample (mx) + rpos;
1335 trackview.editor ().snap_to_with_modifier (fx, ev);
1338 if (fx > _region->length()) {
1342 /* compute vertical fractional position */
1344 y = 1.0 - (y / (gain_line->height()));
1346 /* map using gain line */
1348 gain_line->view_to_model_coord (mx, y);
1350 /* XXX STATEFUL: can't convert to stateful diff until we
1351 can represent automation data with it.
1354 XMLNode &before = audio_region()->envelope()->get_state();
1355 MementoCommand<AudioRegion>* region_memento = 0;
1357 if (!audio_region()->envelope_active()) {
1358 XMLNode ®ion_before = audio_region()->get_state();
1359 audio_region()->set_envelope_active(true);
1360 XMLNode ®ion_after = audio_region()->get_state();
1361 region_memento = new MementoCommand<AudioRegion>(*(audio_region().get()), ®ion_before, ®ion_after);
1364 if (audio_region()->envelope()->editor_add (fx, y, with_guard_points)) {
1365 XMLNode &after = audio_region()->envelope()->get_state();
1366 std::list<Selectable*> results;
1368 trackview.editor().begin_reversible_command (_("add gain control point"));
1370 if (region_memento) {
1371 trackview.session()->add_command (region_memento);
1374 trackview.session()->add_command (new MementoCommand<AutomationList>(*audio_region()->envelope().get(), &before, &after));
1376 gain_line->get_selectables (fx + region ()->position (), fx + region ()->position (), 0.0, 1.0, results);
1377 trackview.editor ().get_selection ().set (results);
1379 trackview.editor ().commit_reversible_command ();
1380 trackview.session ()->set_dirty ();
1385 AudioRegionView::remove_gain_point_event (ArdourCanvas::Item *item, GdkEvent* /*ev*/)
1387 ControlPoint *cp = reinterpret_cast<ControlPoint *> (item->get_data ("control_point"));
1388 audio_region()->envelope()->erase (cp->model());
1392 AudioRegionView::add_ghost (TimeAxisView& tv)
1394 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(&trackview);
1397 double unit_position = _region->position () / samples_per_pixel;
1398 AudioGhostRegion* ghost = new AudioGhostRegion (*this, tv, trackview, unit_position);
1401 nchans = rtv->track()->n_channels().n_audio();
1403 for (uint32_t n = 0; n < nchans; ++n) {
1405 if (n >= audio_region()->n_channels()) {
1409 WaveView *wave = new WaveView (ghost->group, audio_region());
1410 CANVAS_DEBUG_NAME (wave, string_compose ("ghost wave for %1", get_item_name()));
1412 wave->set_channel (n);
1413 wave->set_samples_per_pixel (samples_per_pixel);
1414 wave->set_amplitude_above_axis (_amplitude_above_axis);
1416 ghost->waves.push_back(wave);
1419 ghost->set_height ();
1420 ghost->set_duration (_region->length() / samples_per_pixel);
1421 ghost->set_colors();
1422 ghosts.push_back (ghost);
1428 AudioRegionView::entered ()
1430 trackview.editor().set_current_trimmable (_region);
1431 trackview.editor().set_current_movable (_region);
1433 update_envelope_visibility();
1435 if ((trackview.editor().current_mouse_mode() == Editing::MouseObject)) {
1436 if (start_xfade_rect) {
1437 start_xfade_rect->set_outline (true);
1439 if (end_xfade_rect) {
1440 end_xfade_rect->set_outline (true);
1442 if (fade_in_handle) {
1443 fade_in_handle->show ();
1444 fade_in_handle->raise_to_top ();
1446 if (fade_out_handle) {
1447 fade_out_handle->show ();
1448 fade_out_handle->raise_to_top ();
1450 if (fade_in_trim_handle) {
1451 boost::shared_ptr<AudioRegion> ar (audio_region());
1452 if (!ar->locked() && (ar->fade_in()->back()->when > 64 || (ar->can_trim() & Trimmable::FrontTrimEarlier))) {
1453 fade_in_trim_handle->show ();
1454 fade_in_trim_handle->raise_to_top ();
1456 fade_in_trim_handle->hide ();
1459 if (fade_out_trim_handle) {
1460 boost::shared_ptr<AudioRegion> ar (audio_region());
1461 if (!ar->locked() && (ar->fade_out()->back()->when > 64 || (ar->can_trim() & Trimmable::EndTrimLater))) {
1462 fade_out_trim_handle->show ();
1463 fade_out_trim_handle->raise_to_top ();
1465 fade_out_trim_handle->hide ();
1468 } else { //this happens when we switch tools; if we switch away from Grab mode, hide all the fade handles
1469 if (fade_in_handle) { fade_in_handle->hide(); }
1470 if (fade_out_handle) { fade_out_handle->hide(); }
1471 if (fade_in_trim_handle) { fade_in_trim_handle->hide(); }
1472 if (fade_out_trim_handle) { fade_out_trim_handle->hide(); }
1473 if (start_xfade_rect) { start_xfade_rect->set_outline (false); }
1474 if (end_xfade_rect) { end_xfade_rect->set_outline (false); }
1479 AudioRegionView::exited ()
1481 trackview.editor().set_current_trimmable (boost::shared_ptr<Trimmable>());
1482 trackview.editor().set_current_movable (boost::shared_ptr<Movable>());
1485 // gain_line->remove_visibility (AutomationLine::ControlPoints);
1488 if (fade_in_handle) { fade_in_handle->hide(); }
1489 if (fade_out_handle) { fade_out_handle->hide(); }
1490 if (fade_in_trim_handle) { fade_in_trim_handle->hide(); }
1491 if (fade_out_trim_handle) { fade_out_trim_handle->hide(); }
1492 if (start_xfade_rect) { start_xfade_rect->set_outline (false); }
1493 if (end_xfade_rect) { end_xfade_rect->set_outline (false); }
1497 AudioRegionView::envelope_active_changed ()
1500 gain_line->set_line_color (audio_region()->envelope_active() ?
1501 UIConfiguration::instance().color ("gain line") :
1502 UIConfiguration::instance().color_mod ("gain line inactive", "gain line inactive"));
1503 update_envelope_visibility ();
1508 AudioRegionView::color_handler ()
1510 //case cMutedWaveForm:
1512 //case cWaveFormClip:
1516 //case cGainLineInactive:
1518 envelope_active_changed();
1523 AudioRegionView::set_waveform_colors ()
1525 set_some_waveform_colors (waves);
1529 AudioRegionView::set_some_waveform_colors (vector<ArdourCanvas::WaveView*>& waves_to_color)
1531 ArdourCanvas::Color fill;
1532 ArdourCanvas::Color outline;
1533 ArdourCanvas::Color clip = UIConfiguration::instance().color ("clipped waveform");
1534 ArdourCanvas::Color zero = UIConfiguration::instance().color ("zero line");
1537 if (_region->muted()) {
1538 /* hide outline with zero alpha */
1539 outline = UINT_RGBA_CHANGE_A(UIConfiguration::instance().color ("selected waveform outline"), 0);
1540 fill = UINT_RGBA_CHANGE_A(UIConfiguration::instance().color ("selected waveform fill"), MUTED_ALPHA);
1542 outline = UIConfiguration::instance().color ("selected waveform outline");
1543 fill = UIConfiguration::instance().color ("selected waveform fill");
1547 outline = UIConfiguration::instance().color ("recording waveform outline");
1548 fill = UIConfiguration::instance().color ("recording waveform fill");
1550 if (_region->muted()) {
1551 /* hide outline with zero alpha */
1552 outline = UINT_RGBA_CHANGE_A(UIConfiguration::instance().color ("waveform outline"), 0);
1553 fill = UINT_RGBA_CHANGE_A(UIConfiguration::instance().color ("waveform fill"), MUTED_ALPHA);
1555 outline = UIConfiguration::instance().color ("waveform outline");
1556 fill = UIConfiguration::instance().color ("waveform fill");
1561 for (vector<ArdourCanvas::WaveView*>::iterator w = waves_to_color.begin(); w != waves_to_color.end(); ++w) {
1562 (*w)->set_fill_color (fill);
1563 (*w)->set_outline_color (outline);
1564 (*w)->set_clip_color (clip);
1565 (*w)->set_zero_color (zero);
1570 AudioRegionView::set_frame_color ()
1576 RegionView::set_frame_color ();
1578 set_waveform_colors ();
1582 AudioRegionView::set_fade_visibility (bool yn)
1585 if (start_xfade_curve) { start_xfade_curve->show (); }
1586 if (end_xfade_curve) { end_xfade_curve->show (); }
1587 if (start_xfade_rect) { start_xfade_rect->show (); }
1588 if (end_xfade_rect) { end_xfade_rect->show (); }
1590 if (start_xfade_curve) { start_xfade_curve->hide(); }
1591 if (end_xfade_curve) { end_xfade_curve->hide(); }
1592 if (fade_in_handle) { fade_in_handle->hide(); }
1593 if (fade_out_handle) { fade_out_handle->hide(); }
1594 if (fade_in_trim_handle) { fade_in_trim_handle->hide(); }
1595 if (fade_out_trim_handle) { fade_out_trim_handle->hide(); }
1596 if (start_xfade_rect) { start_xfade_rect->hide (); }
1597 if (end_xfade_rect) { end_xfade_rect->hide (); }
1598 if (start_xfade_rect) { start_xfade_rect->set_outline (false); }
1599 if (end_xfade_rect) { end_xfade_rect->set_outline (false); }
1604 AudioRegionView::update_coverage_frames (LayerDisplay d)
1606 RegionView::update_coverage_frames (d);
1608 if (fade_in_handle) { fade_in_handle->raise_to_top (); }
1609 if (fade_out_handle) { fade_out_handle->raise_to_top (); }
1610 if (fade_in_trim_handle) { fade_in_trim_handle->raise_to_top (); }
1611 if (fade_out_trim_handle) { fade_out_trim_handle->raise_to_top (); }
1615 AudioRegionView::show_region_editor ()
1618 editor = new AudioRegionEditor (trackview.session(), audio_region());
1626 AudioRegionView::transients_changed ()
1628 AnalysisFeatureList analysis_features = _region->transients();
1630 while (feature_lines.size() < analysis_features.size()) {
1632 ArdourCanvas::Line* canvas_item = new ArdourCanvas::Line(group);
1633 CANVAS_DEBUG_NAME (canvas_item, string_compose ("transient group for %1", region()->name()));
1635 canvas_item->set (ArdourCanvas::Duple (-1.0, 2.0),
1636 ArdourCanvas::Duple (1.0, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
1638 canvas_item->raise_to_top ();
1639 canvas_item->show ();
1641 canvas_item->set_data ("regionview", this);
1642 canvas_item->Event.connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_feature_line_event), canvas_item, this));
1644 feature_lines.push_back (make_pair(0, canvas_item));
1647 while (feature_lines.size() > analysis_features.size()) {
1648 ArdourCanvas::Line* line = feature_lines.back().second;
1649 feature_lines.pop_back ();
1653 AnalysisFeatureList::const_iterator i;
1654 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1656 for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
1658 float *pos = new float;
1659 *pos = trackview.editor().sample_to_pixel (*i);
1662 ArdourCanvas::Duple (*pos, 2.0),
1663 ArdourCanvas::Duple (*pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1)
1666 (*l).second->set_data ("position", pos);
1672 AudioRegionView::update_transient(float /*old_pos*/, float new_pos)
1674 /* Find frame at old pos, calulate new frame then update region transients*/
1675 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1677 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1679 /* Line has been updated in drag so we compare to new_pos */
1681 float* pos = (float*) (*l).second->get_data ("position");
1683 if (rint(new_pos) == rint(*pos)) {
1685 framepos_t old_frame = (*l).first;
1686 framepos_t new_frame = trackview.editor().pixel_to_sample (new_pos);
1688 _region->update_transient (old_frame, new_frame);
1696 AudioRegionView::remove_transient(float pos)
1698 /* Find frame at old pos, calulate new frame then update region transients*/
1699 list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
1701 for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
1703 /* Line has been updated in drag so we compare to new_pos */
1704 float *line_pos = (float*) (*l).second->get_data ("position");
1706 if (rint(pos) == rint(*line_pos)) {
1707 _region->remove_transient ((*l).first);
1714 AudioRegionView::thaw_after_trim ()
1716 RegionView::thaw_after_trim ();
1723 AudioRegionView::show_xfades ()
1725 show_start_xfade ();
1730 AudioRegionView::drag_start ()
1732 TimeAxisViewItem::drag_start ();
1734 //we used to hide xfades here. I don't see the point with the new model, but we can re-implement if needed
1738 AudioRegionView::drag_end ()
1740 TimeAxisViewItem::drag_end ();
1741 //see comment for drag_start
1743 if (fade_in_handle && fade_in_handle->visible()) {
1744 // lenght of region or fade changed, re-check
1745 // if fade_in_trim_handle or fade_out_trim_handle should
1746 // be visible. -- If the fade_in_handle is visible
1747 // we have focus and are not in internal edit mode.
1753 AudioRegionView::parameter_changed (string const & p)
1755 if (p == "show-waveforms") {
1756 setup_waveform_visibility ();