2 Copyright (C) 2001-2006 Paul Davis
4 This program is free software; you can redistribute 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.
26 #include <gtkmm2ext/gtk_ui.h>
27 #include "pbd/stacktrace.h"
29 #include "ardour/playlist.h"
30 #include "ardour/audioregion.h"
31 #include "ardour/audiosource.h"
32 #include "ardour/audio_diskstream.h"
34 #include "ardour_ui.h"
35 #include "streamview.h"
36 #include "region_view.h"
37 #include "automation_region_view.h"
38 #include "route_time_axis.h"
39 #include "simplerect.h"
40 #include "simpleline.h"
42 #include "public_editor.h"
43 #include "region_editor.h"
44 #include "ghostregion.h"
45 #include "route_time_axis.h"
47 #include "rgb_macros.h"
48 #include "gui_thread.h"
54 using namespace ARDOUR;
56 using namespace Editing;
57 using namespace ArdourCanvas;
59 static const int32_t sync_mark_width = 9;
61 sigc::signal<void,RegionView*> RegionView::RegionViewGoingAway;
63 RegionView::RegionView (ArdourCanvas::Group* parent,
65 boost::shared_ptr<ARDOUR::Region> r,
67 Gdk::Color const & basic_color)
68 : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(), false,
69 TimeAxisViewItem::Visibility (TimeAxisViewItem::ShowNameText|
70 TimeAxisViewItem::ShowNameHighlight| TimeAxisViewItem::ShowFrame))
75 , current_visible_sync_position(0.0)
77 , _enable_display(false)
79 , in_destructor(false)
80 , wait_for_data(false)
81 , _time_converter(r->session(), r->position())
85 RegionView::RegionView (const RegionView& other)
86 : sigc::trackable(other)
87 , TimeAxisViewItem (other)
88 , _time_converter(other._time_converter)
90 /* derived concrete type will call init () */
92 _region = other._region;
93 current_visible_sync_position = other.current_visible_sync_position;
95 _pixel_width = other._pixel_width;
96 _height = other._height;
99 RegionView::RegionView (const RegionView& other, boost::shared_ptr<Region> other_region)
100 : sigc::trackable(other)
101 , TimeAxisViewItem (other)
102 , _time_converter(other._time_converter)
104 /* this is a pseudo-copy constructor used when dragging regions
105 around on the canvas.
108 /* derived concrete type will call init () */
110 _region = other_region;
111 current_visible_sync_position = other.current_visible_sync_position;
113 _pixel_width = other._pixel_width;
114 _height = other._height;
117 RegionView::RegionView (ArdourCanvas::Group* parent,
119 boost::shared_ptr<ARDOUR::Region> r,
121 Gdk::Color const & basic_color,
123 TimeAxisViewItem::Visibility visibility)
124 : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(), recording, visibility)
129 , current_visible_sync_position(0.0)
131 , _enable_display(false)
133 , in_destructor(false)
134 , wait_for_data(false)
135 , _time_converter(r->session(), r->position())
140 RegionView::init (Gdk::Color const & basic_color, bool wfd)
144 in_destructor = false;
152 compute_colors (basic_color);
154 if (name_highlight) {
155 name_highlight->set_data ("regionview", this);
156 name_highlight->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_highlight_event), name_highlight, this));
158 frame_handle_start->set_data ("regionview", this);
159 frame_handle_start->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_highlight_event), frame_handle_start, this));
161 frame_handle_end->set_data ("regionview", this);
162 frame_handle_end->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_highlight_event), frame_handle_end, this));
164 frame_handle_start->raise_to_top();
165 frame_handle_end->raise_to_top();
169 name_pixbuf->set_data ("regionview", this);
173 _enable_display = true;
175 set_height (trackview.current_height());
177 _region->StateChanged.connect (mem_fun(*this, &RegionView::region_changed));
179 group->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_event), group, this));
183 ColorsChanged.connect (mem_fun (*this, &RegionView::color_handler));
185 /* XXX sync mark drag? */
188 RegionView::~RegionView ()
190 in_destructor = true;
192 for (vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
196 for (std::list<ArdourCanvas::SimpleRect*>::iterator i = _coverage_frames.begin (); i != _coverage_frames.end (); ++i) {
204 RegionView::_lock_toggle (ArdourCanvas::Item*, GdkEvent* ev, void* arg)
207 case GDK_BUTTON_RELEASE:
208 static_cast<RegionView*>(arg)->lock_toggle ();
218 RegionView::lock_toggle ()
220 _region->set_locked (!_region->locked());
224 RegionView::region_changed (Change what_changed)
226 ENSURE_GUI_THREAD (bind (mem_fun(*this, &RegionView::region_changed), what_changed));
228 if (what_changed & BoundsChanged) {
229 region_resized (what_changed);
230 region_sync_changed ();
232 if (what_changed & Region::MuteChanged) {
235 if (what_changed & Region::OpacityChanged) {
238 if (what_changed & ARDOUR::NameChanged) {
241 if (what_changed & Region::SyncOffsetChanged) {
242 region_sync_changed ();
244 if (what_changed & Region::LockChanged) {
250 RegionView::region_locked ()
252 /* name will show locked status */
257 RegionView::region_resized (Change what_changed)
261 if (what_changed & ARDOUR::PositionChanged) {
262 set_position (_region->position(), 0);
263 _time_converter.set_origin(_region->position());
266 if (what_changed & Change (StartChanged|LengthChanged)) {
268 set_duration (_region->length(), 0);
270 unit_length = _region->length() / samples_per_unit;
272 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
274 (*i)->set_duration (unit_length);
281 RegionView::reset_width_dependent_items (double pixel_width)
283 TimeAxisViewItem::reset_width_dependent_items (pixel_width);
284 _pixel_width = pixel_width;
288 RegionView::region_muted ()
295 RegionView::region_opacity ()
301 RegionView::raise_to_top ()
303 _region->raise_to_top ();
307 RegionView::lower_to_bottom ()
309 _region->lower_to_bottom ();
313 RegionView::set_position (nframes_t pos, void* /*src*/, double* ignored)
318 if (!(ret = TimeAxisViewItem::set_position (pos, this, &delta))) {
327 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
328 (*i)->group->move (delta, 0.0);
336 RegionView::set_samples_per_unit (gdouble spu)
338 TimeAxisViewItem::set_samples_per_unit (spu);
340 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
341 (*i)->set_samples_per_unit (spu);
342 (*i)->set_duration (_region->length() / samples_per_unit);
345 region_sync_changed ();
349 RegionView::set_duration (nframes_t frames, void *src)
351 if (!TimeAxisViewItem::set_duration (frames, src)) {
355 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
356 (*i)->set_duration (_region->length() / samples_per_unit);
363 RegionView::set_colors ()
365 TimeAxisViewItem::set_colors ();
368 sync_mark->property_fill_color_rgba() = fill_color;
369 sync_line->property_fill_color_rgba() = fill_color;
374 RegionView::set_frame_color ()
376 if (_region->opaque()) {
382 TimeAxisViewItem::set_frame_color ();
386 RegionView::fake_set_opaque (bool yn)
398 RegionView::hide_region_editor()
406 RegionView::make_name () const
410 // XXX nice to have some good icons for this
412 if (_region->locked()) {
414 str += _region->name();
416 } else if (_region->position_locked()) {
418 str += _region->name();
421 str = _region->name();
424 if (_region->muted()) {
425 str = string ("!") + str;
432 RegionView::region_renamed ()
434 Glib::ustring str = make_name ();
436 set_item_name (str, this);
438 reset_width_dependent_items (_pixel_width);
442 RegionView::region_sync_changed ()
445 nframes_t sync_offset;
447 sync_offset = _region->sync_offset (sync_dir);
449 if (sync_offset == 0) {
450 /* no need for a sync mark */
460 /* points set below */
462 sync_mark = new ArdourCanvas::Polygon (*group);
463 sync_mark->property_fill_color_rgba() = fill_color;
465 sync_line = new ArdourCanvas::Line (*group);
466 sync_line->property_fill_color_rgba() = fill_color;
467 sync_line->property_width_pixels() = 1;
470 /* this has to handle both a genuine change of position, a change of samples_per_unit,
471 and a change in the bounds of the _region->
474 if (sync_offset == 0) {
476 /* no sync mark - its the start of the region */
483 if ((sync_dir < 0) || ((sync_dir > 0) && (sync_offset > _region->length()))) {
485 /* no sync mark - its out of the bounds of the region */
496 //points = sync_mark->property_points().get_value();
498 double offset = sync_offset / samples_per_unit;
499 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
500 points.push_back (Gnome::Art::Point (offset + ((sync_mark_width-1)/2), 1));
501 points.push_back (Gnome::Art::Point (offset, sync_mark_width - 1));
502 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
503 sync_mark->property_points().set_value (points);
507 points.push_back (Gnome::Art::Point (offset, 0));
508 points.push_back (Gnome::Art::Point (offset, trackview.current_height() - NAME_HIGHLIGHT_SIZE));
510 sync_line->property_points().set_value (points);
517 RegionView::move (double x_delta, double y_delta)
519 if (!_region->can_move() || (x_delta == 0 && y_delta == 0)) {
523 get_canvas_group()->move (x_delta, y_delta);
525 /* note: ghosts never leave their tracks so y_delta for them is always zero */
527 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
528 (*i)->group->move (x_delta, 0.0);
533 RegionView::remove_ghost_in (TimeAxisView& tv)
535 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
536 if (&(*i)->trackview == &tv) {
544 RegionView::remove_ghost (GhostRegion* ghost)
550 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
559 RegionView::get_fill_color ()
565 RegionView::set_height (double h)
567 TimeAxisViewItem::set_height(h);
572 nframes_t sync_offset;
573 sync_offset = _region->sync_offset (sync_dir);
574 double offset = sync_offset / samples_per_unit;
576 points.push_back (Gnome::Art::Point (offset, 0));
577 points.push_back (Gnome::Art::Point (offset, h - NAME_HIGHLIGHT_SIZE));
578 sync_line->property_points().set_value (points);
582 /** Remove old coverage frames and make new ones, if we're in a LayerDisplay mode
583 * which uses them. */
585 RegionView::update_coverage_frames (LayerDisplay d)
587 /* remove old coverage frames */
588 for (std::list<ArdourCanvas::SimpleRect*>::iterator i = _coverage_frames.begin (); i != _coverage_frames.end (); ++i) {
592 _coverage_frames.clear ();
595 /* don't do coverage frames unless we're in stacked mode */
599 boost::shared_ptr<Playlist> pl (_region->playlist ());
604 nframes_t const position = _region->first_frame ();
605 nframes_t t = position;
606 nframes_t const end = _region->last_frame ();
608 ArdourCanvas::SimpleRect* cr = 0;
611 uint32_t const color = frame->property_fill_color_rgba ();
612 uint32_t const base_alpha = UINT_RGBA_A (color);
618 /* is this region is on top at time t? */
619 bool const new_me = (pl->top_unmuted_region_at (t) == _region);
621 /* finish off any old rect, if required */
622 if (cr && me != new_me) {
623 cr->property_x2() = trackview.editor().frame_to_pixel (t - position);
626 /* start off any new rect, if required */
627 if (cr == 0 || me != new_me) {
628 cr = new ArdourCanvas::SimpleRect (*group);
629 _coverage_frames.push_back (cr);
630 cr->property_x1() = trackview.editor().frame_to_pixel (t - position);
631 cr->property_y1() = 1;
632 cr->property_y2() = _height + 1;
633 cr->property_outline_pixels() = 0;
634 /* areas that will be played get a lower alpha */
635 uint32_t alpha = base_alpha;
639 cr->property_fill_color_rgba () = UINT_RGBA_CHANGE_A (color, alpha);
642 t = pl->find_next_region_boundary (t, 1);
647 /* finish off the last rectangle */
648 cr->property_x2() = trackview.editor().frame_to_pixel (end - position);
651 frame_handle_start->raise_to_top ();
652 frame_handle_end->raise_to_top ();