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.
18 $Id: regionview.cc 691 2006-07-23 12:03:19Z drobilla $
27 #include <gtkmm2ext/gtk_ui.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"
51 using namespace ARDOUR;
53 using namespace Editing;
54 using namespace ArdourCanvas;
56 static const int32_t sync_mark_width = 9;
58 sigc::signal<void,RegionView*> RegionView::RegionViewGoingAway;
60 RegionView::RegionView (ArdourCanvas::Group* parent,
64 Gdk::Color& basic_color)
65 : TimeAxisViewItem (r.name(), *parent, tv, spu, basic_color, r.position(), r.length(),
66 TimeAxisViewItem::Visibility (TimeAxisViewItem::ShowNameText|
67 TimeAxisViewItem::ShowNameHighlight|
68 TimeAxisViewItem::ShowFrame))
73 , current_visible_sync_position(0.0)
77 , in_destructor(false)
78 , wait_for_data(false)
82 RegionView::RegionView (ArdourCanvas::Group* parent,
86 Gdk::Color& basic_color,
87 TimeAxisViewItem::Visibility visibility)
88 : TimeAxisViewItem (r.name(), *parent, tv, spu, basic_color, r.position(), r.length(), visibility)
93 , current_visible_sync_position(0.0)
97 , in_destructor(false)
98 , wait_for_data(false)
103 RegionView::init (Gdk::Color& basic_color, bool wfd)
107 in_destructor = false;
111 compute_colors (basic_color);
113 name_highlight->set_data ("regionview", this);
116 name_text->set_data ("regionview", this);
119 /* an equilateral triangle */
121 ArdourCanvas::Points shape;
122 shape.push_back (Gnome::Art::Point (-((sync_mark_width-1)/2), 1));
123 shape.push_back (Gnome::Art::Point ((sync_mark_width - 1)/2, 1));
124 shape.push_back (Gnome::Art::Point (0, sync_mark_width - 1));
125 shape.push_back (Gnome::Art::Point (-((sync_mark_width-1)/2), 1));
127 sync_mark = new ArdourCanvas::Polygon (*group);
128 sync_mark->property_points() = shape;
129 sync_mark->property_fill_color_rgba() = fill_color;
132 reset_width_dependent_items ((double) _region.length() / samples_per_unit);
134 set_height (trackview.height);
137 region_sync_changed ();
138 region_resized (BoundsChanged);
141 _region.StateChanged.connect (mem_fun(*this, &RegionView::region_changed));
143 group->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_event), group, this));
144 name_highlight->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_highlight_event), name_highlight, this));
148 ColorChanged.connect (mem_fun (*this, &RegionView::color_handler));
150 /* XXX sync mark drag? */
153 RegionView::~RegionView ()
155 in_destructor = true;
157 RegionViewGoingAway (this); /* EMIT_SIGNAL */
159 for (vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
169 RegionView::_lock_toggle (ArdourCanvas::Item* item, GdkEvent* ev, void* arg)
172 case GDK_BUTTON_RELEASE:
173 static_cast<RegionView*>(arg)->lock_toggle ();
183 RegionView::lock_toggle ()
185 _region.set_locked (!_region.locked());
189 RegionView::region_changed (Change what_changed)
191 ENSURE_GUI_THREAD (bind (mem_fun(*this, &RegionView::region_changed), what_changed));
193 if (what_changed & BoundsChanged) {
194 region_resized (what_changed);
195 region_sync_changed ();
197 if (what_changed & Region::MuteChanged) {
200 if (what_changed & Region::OpacityChanged) {
203 if (what_changed & ARDOUR::NameChanged) {
206 if (what_changed & Region::SyncOffsetChanged) {
207 region_sync_changed ();
209 if (what_changed & Region::LayerChanged) {
212 if (what_changed & Region::LockChanged) {
218 RegionView::region_locked ()
220 /* name will show locked status */
225 RegionView::region_resized (Change what_changed)
229 if (what_changed & ARDOUR::PositionChanged) {
230 set_position (_region.position(), 0);
233 if (what_changed & Change (StartChanged|LengthChanged)) {
235 set_duration (_region.length(), 0);
237 unit_length = _region.length() / samples_per_unit;
239 reset_width_dependent_items (unit_length);
241 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
243 (*i)->set_duration (unit_length);
250 RegionView::reset_width_dependent_items (double pixel_width)
252 TimeAxisViewItem::reset_width_dependent_items (pixel_width);
253 _pixel_width = pixel_width;
257 RegionView::region_layered ()
259 RouteTimeAxisView *rtv = dynamic_cast<RouteTimeAxisView*>(&get_time_axis_view());
261 rtv->view()->region_layered (this);
265 RegionView::region_muted ()
272 RegionView::region_opacity ()
284 RegionView::raise_to_top ()
286 _region.raise_to_top ();
296 RegionView::lower_to_bottom ()
298 _region.lower_to_bottom ();
302 RegionView::set_position (jack_nframes_t pos, void* src, double* ignored)
307 if (!(ret = TimeAxisViewItem::set_position (pos, this, &delta))) {
316 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
317 (*i)->group->move (delta, 0.0);
325 RegionView::set_samples_per_unit (gdouble spu)
327 TimeAxisViewItem::set_samples_per_unit (spu);
329 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
330 (*i)->set_samples_per_unit (spu);
331 (*i)->set_duration (_region.length() / samples_per_unit);
334 region_sync_changed ();
338 RegionView::set_duration (jack_nframes_t frames, void *src)
340 if (!TimeAxisViewItem::set_duration (frames, src)) {
344 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
345 (*i)->set_duration (_region.length() / samples_per_unit);
352 RegionView::compute_colors (Gdk::Color& basic_color)
354 TimeAxisViewItem::compute_colors (basic_color);
358 RegionView::set_colors ()
360 TimeAxisViewItem::set_colors ();
363 sync_mark->property_fill_color_rgba() = fill_color;
368 RegionView::set_frame_color ()
370 if (_region.opaque()) {
376 TimeAxisViewItem::set_frame_color ();
380 RegionView::hide_region_editor()
388 RegionView::region_renamed ()
392 if (_region.locked()) {
394 str += _region.name();
397 str = _region.name();
400 if (_region.speed_mismatch (trackview.session().frame_rate())) {
401 str = string ("*") + str;
404 if (_region.muted()) {
405 str = string ("!") + str;
408 set_item_name (str, this);
413 RegionView::region_sync_changed ()
415 if (sync_mark == 0) {
420 jack_nframes_t sync_offset;
422 sync_offset = _region.sync_offset (sync_dir);
424 /* this has to handle both a genuine change of position, a change of samples_per_unit,
425 and a change in the bounds of the _region.
428 if (sync_offset == 0) {
430 /* no sync mark - its the start of the region */
436 if ((sync_dir < 0) || ((sync_dir > 0) && (sync_offset > _region.length()))) {
438 /* no sync mark - its out of the bounds of the region */
448 //points = sync_mark->property_points().get_value();
450 double offset = sync_offset / samples_per_unit;
451 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
452 points.push_back (Gnome::Art::Point (offset + ((sync_mark_width-1)/2), 1));
453 points.push_back (Gnome::Art::Point (offset, sync_mark_width - 1));
454 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
455 sync_mark->property_points().set_value (points);
463 RegionView::move (double x_delta, double y_delta)
465 if (_region.locked() || (x_delta == 0 && y_delta == 0)) {
469 get_canvas_group()->move (x_delta, y_delta);
471 /* note: ghosts never leave their tracks so y_delta for them is always zero */
473 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
474 (*i)->group->move (x_delta, 0.0);
479 RegionView::remove_ghost (GhostRegion* ghost)
485 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
494 RegionView::get_fill_color ()