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 "streamview.h"
35 #include "region_view.h"
36 #include "route_time_axis.h"
37 #include "simplerect.h"
38 #include "simpleline.h"
40 #include "public_editor.h"
41 #include "region_editor.h"
42 #include "ghostregion.h"
43 #include "route_time_axis.h"
45 #include "rgb_macros.h"
46 #include "gui_thread.h"
47 #include "ardour_ui.h"
52 using namespace ARDOUR;
54 using namespace Editing;
55 using namespace ArdourCanvas;
57 static const int32_t sync_mark_width = 9;
59 sigc::signal<void,RegionView*> RegionView::RegionViewGoingAway;
61 RegionView::RegionView (ArdourCanvas::Group* parent,
63 boost::shared_ptr<ARDOUR::Region> r,
65 Gdk::Color& basic_color
67 : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(), false,
68 TimeAxisViewItem::Visibility (TimeAxisViewItem::ShowNameText|
69 TimeAxisViewItem::ShowNameHighlight|
70 TimeAxisViewItem::ShowFrame))
75 , current_visible_sync_position(0.0)
79 , in_destructor(false)
80 , wait_for_data(false)
84 RegionView::RegionView (const RegionView& other)
85 : TimeAxisViewItem (other)
87 /* derived concrete type will call init () */
89 _region = other._region;
90 current_visible_sync_position = other.current_visible_sync_position;
92 _pixel_width = other._pixel_width;
93 _height = other._height;
96 RegionView::RegionView (const RegionView& other, boost::shared_ptr<Region> other_region)
97 : TimeAxisViewItem (other)
99 /* this is a pseudo-copy constructor used when dragging regions
100 around on the canvas.
103 /* derived concrete type will call init () */
105 _region = other_region;
106 current_visible_sync_position = other.current_visible_sync_position;
108 _pixel_width = other._pixel_width;
109 _height = other._height;
112 RegionView::RegionView (ArdourCanvas::Group* parent,
114 boost::shared_ptr<ARDOUR::Region> r,
116 Gdk::Color& basic_color,
118 TimeAxisViewItem::Visibility visibility)
119 : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(), recording, visibility)
124 , current_visible_sync_position(0.0)
128 , in_destructor(false)
129 , wait_for_data(false)
134 RegionView::init (Gdk::Color& basic_color, bool wfd)
138 in_destructor = false;
144 compute_colors (basic_color);
146 if (name_highlight) {
147 name_highlight->set_data ("regionview", this);
148 name_highlight->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_highlight_event), name_highlight, this));
152 name_text->set_data ("regionview", this);
155 reset_width_dependent_items ((double) _region->length() / samples_per_unit);
157 set_height (trackview.current_height());
159 _region->StateChanged.connect (mem_fun(*this, &RegionView::region_changed));
161 group->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_event), group, this));
165 ColorsChanged.connect (mem_fun (*this, &RegionView::color_handler));
166 /* XXX sync mark drag? */
169 RegionView::~RegionView ()
171 in_destructor = true;
173 for (vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
183 RegionView::_lock_toggle (ArdourCanvas::Item* item, GdkEvent* ev, void* arg)
186 case GDK_BUTTON_RELEASE:
187 static_cast<RegionView*>(arg)->lock_toggle ();
197 RegionView::lock_toggle ()
199 _region->set_locked (!_region->locked());
203 RegionView::region_changed (Change what_changed)
205 ENSURE_GUI_THREAD (bind (mem_fun(*this, &RegionView::region_changed), what_changed));
207 if (what_changed & BoundsChanged) {
208 region_resized (what_changed);
209 region_sync_changed ();
211 if (what_changed & Region::MuteChanged) {
214 if (what_changed & Region::OpacityChanged) {
217 if (what_changed & ARDOUR::NameChanged) {
220 if (what_changed & Region::SyncOffsetChanged) {
221 region_sync_changed ();
223 if (what_changed & Region::LayerChanged) {
226 if (what_changed & Region::LockChanged) {
232 RegionView::region_locked ()
234 /* name will show locked status */
239 RegionView::region_resized (Change what_changed)
243 if (what_changed & ARDOUR::PositionChanged) {
244 set_position (_region->position(), 0);
247 if (what_changed & Change (StartChanged|LengthChanged)) {
249 set_duration (_region->length(), 0);
251 unit_length = _region->length() / samples_per_unit;
253 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
255 (*i)->set_duration (unit_length);
262 RegionView::reset_width_dependent_items (double pixel_width)
264 TimeAxisViewItem::reset_width_dependent_items (pixel_width);
265 _pixel_width = pixel_width;
269 RegionView::region_layered ()
271 RouteTimeAxisView *rtv = dynamic_cast<RouteTimeAxisView*>(&get_time_axis_view());
273 rtv->view()->region_layered (this);
277 RegionView::region_muted ()
284 RegionView::region_opacity ()
296 RegionView::raise_to_top ()
298 _region->raise_to_top ();
308 RegionView::lower_to_bottom ()
310 _region->lower_to_bottom ();
314 RegionView::set_position (nframes_t pos, void* src, double* ignored)
319 if (!(ret = TimeAxisViewItem::set_position (pos, this, &delta))) {
328 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
329 (*i)->group->move (delta, 0.0);
337 RegionView::set_samples_per_unit (gdouble spu)
339 TimeAxisViewItem::set_samples_per_unit (spu);
341 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
342 (*i)->set_samples_per_unit (spu);
343 (*i)->set_duration (_region->length() / samples_per_unit);
346 region_sync_changed ();
350 RegionView::set_duration (nframes_t frames, void *src)
352 if (!TimeAxisViewItem::set_duration (frames, src)) {
356 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
357 (*i)->set_duration (_region->length() / samples_per_unit);
364 RegionView::compute_colors (Gdk::Color& basic_color)
366 TimeAxisViewItem::compute_colors (basic_color);
370 RegionView::set_colors ()
372 TimeAxisViewItem::set_colors ();
375 sync_mark->property_fill_color_rgba() = fill_color;
376 sync_line->property_fill_color_rgba() = fill_color;
381 RegionView::set_frame_color ()
383 if (_region->opaque()) {
389 TimeAxisViewItem::set_frame_color ();
393 RegionView::fake_set_opaque (bool yn)
405 RegionView::hide_region_editor()
413 RegionView::region_renamed ()
417 if (_region->locked()) {
419 str += _region->name();
422 str = _region->name();
425 if (_region->speed_mismatch (trackview.session().frame_rate())) {
426 str = string ("*") + str;
429 if (_region->muted()) {
430 str = string ("!") + str;
433 set_item_name (str, this);
435 reset_width_dependent_items (_pixel_width);
439 RegionView::region_sync_changed ()
442 nframes_t sync_offset;
444 sync_offset = _region->sync_offset (sync_dir);
446 if (sync_offset == 0) {
447 /* no need for a sync mark */
457 /* points set below */
459 sync_mark = new ArdourCanvas::Polygon (*group);
460 sync_mark->property_fill_color_rgba() = fill_color;
462 sync_line = new ArdourCanvas::Line (*group);
463 sync_line->property_fill_color_rgba() = fill_color;
464 sync_line->property_width_pixels() = 1;
467 /* this has to handle both a genuine change of position, a change of samples_per_unit,
468 and a change in the bounds of the _region->
471 if (sync_offset == 0) {
473 /* no sync mark - its the start of the region */
480 if ((sync_dir < 0) || ((sync_dir > 0) && (sync_offset > _region->length()))) {
482 /* no sync mark - its out of the bounds of the region */
493 //points = sync_mark->property_points().get_value();
495 double offset = sync_offset / samples_per_unit;
496 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
497 points.push_back (Gnome::Art::Point (offset + ((sync_mark_width-1)/2), 1));
498 points.push_back (Gnome::Art::Point (offset, sync_mark_width - 1));
499 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
500 sync_mark->property_points().set_value (points);
504 points.push_back (Gnome::Art::Point (offset, 0));
505 points.push_back (Gnome::Art::Point (offset, _height - NAME_HIGHLIGHT_SIZE));
507 sync_line->property_points().set_value (points);
514 RegionView::move (double x_delta, double y_delta)
516 if (_region->locked() || (x_delta == 0 && y_delta == 0)) {
520 get_canvas_group()->move (x_delta, y_delta);
522 /* note: ghosts never leave their tracks so y_delta for them is always zero */
524 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
525 (*i)->group->move (x_delta, 0.0);
530 RegionView::remove_ghost (GhostRegion* ghost)
536 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
545 RegionView::get_fill_color ()
551 RegionView::set_height (double h)
556 nframes_t sync_offset;
557 sync_offset = _region->sync_offset (sync_dir);
558 double offset = sync_offset / samples_per_unit;
560 points.push_back (Gnome::Art::Point (offset, 0));
561 points.push_back (Gnome::Art::Point (offset, h - NAME_HIGHLIGHT_SIZE));
562 sync_line->property_points().set_value (points);