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 "route_time_axis.h"
38 #include "simplerect.h"
39 #include "simpleline.h"
41 #include "public_editor.h"
42 #include "region_editor.h"
43 #include "ghostregion.h"
44 #include "route_time_axis.h"
46 #include "rgb_macros.h"
47 #include "gui_thread.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)
66 : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(),
67 TimeAxisViewItem::Visibility (TimeAxisViewItem::ShowNameText|
68 TimeAxisViewItem::ShowNameHighlight|
69 TimeAxisViewItem::ShowFrame))
73 , current_visible_sync_position(0.0)
75 , _enable_display(false)
77 , in_destructor(false)
78 , wait_for_data(false)
82 RegionView::RegionView (const RegionView& other)
83 : TimeAxisViewItem (other)
85 /* derived concrete type will call init () */
87 _region = other._region;
88 editor = other.editor;
89 current_visible_sync_position = other.current_visible_sync_position;
91 _enable_display = false;
92 _pixel_width = other._pixel_width;
95 RegionView::RegionView (ArdourCanvas::Group* parent,
97 boost::shared_ptr<ARDOUR::Region> r,
99 Gdk::Color& basic_color,
100 TimeAxisViewItem::Visibility visibility)
101 : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(), visibility)
105 , current_visible_sync_position(0.0)
107 , _enable_display(false)
109 , in_destructor(false)
110 , wait_for_data(false)
115 RegionView::init (Gdk::Color& basic_color, bool wfd)
118 _enable_display = false;
119 in_destructor = false;
122 compute_colors (basic_color);
124 name_highlight->set_data ("regionview", this);
127 name_text->set_data ("regionview", this);
130 /* an equilateral triangle */
132 ArdourCanvas::Points shape;
133 shape.push_back (Gnome::Art::Point (-((sync_mark_width-1)/2), 1));
134 shape.push_back (Gnome::Art::Point ((sync_mark_width - 1)/2, 1));
135 shape.push_back (Gnome::Art::Point (0, sync_mark_width - 1));
136 shape.push_back (Gnome::Art::Point (-((sync_mark_width-1)/2), 1));
138 sync_mark = new ArdourCanvas::Polygon (*group);
139 sync_mark->property_points() = shape;
140 sync_mark->property_fill_color_rgba() = fill_color;
143 reset_width_dependent_items ((double) _region->length() / samples_per_unit);
146 _enable_display = true;
148 set_y_position_and_height (0, trackview.height - 2);
150 _region->StateChanged.connect (mem_fun(*this, &RegionView::region_changed));
152 group->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_event), group, this));
153 name_highlight->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_highlight_event), name_highlight, this));
157 ColorsChanged.connect (mem_fun (*this, &RegionView::color_handler));
159 /* XXX sync mark drag? */
162 RegionView::~RegionView ()
164 in_destructor = true;
166 for (vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
176 RegionView::_lock_toggle (ArdourCanvas::Item* item, GdkEvent* ev, void* arg)
179 case GDK_BUTTON_RELEASE:
180 static_cast<RegionView*>(arg)->lock_toggle ();
190 RegionView::lock_toggle ()
192 _region->set_locked (!_region->locked());
196 RegionView::region_changed (Change what_changed)
198 ENSURE_GUI_THREAD (bind (mem_fun(*this, &RegionView::region_changed), what_changed));
200 if (what_changed & BoundsChanged) {
201 region_resized (what_changed);
202 region_sync_changed ();
204 if (what_changed & Region::MuteChanged) {
207 if (what_changed & Region::OpacityChanged) {
210 if (what_changed & ARDOUR::NameChanged) {
213 if (what_changed & Region::SyncOffsetChanged) {
214 region_sync_changed ();
216 if (what_changed & Region::LayerChanged) {
219 if (what_changed & Region::LockChanged) {
225 RegionView::region_locked ()
227 /* name will show locked status */
232 RegionView::region_resized (Change what_changed)
236 if (what_changed & ARDOUR::PositionChanged) {
237 set_position (_region->position(), 0);
240 if (what_changed & Change (StartChanged|LengthChanged)) {
242 set_duration (_region->length(), 0);
244 unit_length = _region->length() / samples_per_unit;
246 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
248 (*i)->set_duration (unit_length);
255 RegionView::reset_width_dependent_items (double pixel_width)
257 TimeAxisViewItem::reset_width_dependent_items (pixel_width);
258 _pixel_width = pixel_width;
262 RegionView::region_layered ()
264 RouteTimeAxisView *rtv = dynamic_cast<RouteTimeAxisView*>(&get_time_axis_view());
266 rtv->view()->region_layered (this);
270 RegionView::region_muted ()
277 RegionView::region_opacity ()
283 RegionView::raise_to_top ()
285 _region->raise_to_top ();
289 RegionView::lower_to_bottom ()
291 _region->lower_to_bottom ();
295 RegionView::set_position (nframes_t pos, void* src, double* ignored)
300 if (!(ret = TimeAxisViewItem::set_position (pos, this, &delta))) {
309 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
310 (*i)->group->move (delta, 0.0);
318 RegionView::set_samples_per_unit (gdouble spu)
320 TimeAxisViewItem::set_samples_per_unit (spu);
322 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
323 (*i)->set_samples_per_unit (spu);
324 (*i)->set_duration (_region->length() / samples_per_unit);
327 region_sync_changed ();
331 RegionView::set_duration (nframes_t frames, void *src)
333 if (!TimeAxisViewItem::set_duration (frames, src)) {
337 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
338 (*i)->set_duration (_region->length() / samples_per_unit);
345 RegionView::compute_colors (Gdk::Color& basic_color)
347 TimeAxisViewItem::compute_colors (basic_color);
351 RegionView::set_colors ()
353 TimeAxisViewItem::set_colors ();
356 sync_mark->property_fill_color_rgba() = fill_color;
361 RegionView::set_frame_color ()
363 if (_region->opaque()) {
369 TimeAxisViewItem::set_frame_color ();
373 RegionView::fake_set_opaque (bool yn)
381 TimeAxisViewItem::set_frame_color ();
385 RegionView::hide_region_editor()
393 RegionView::make_name () const
397 // XXX nice to have some good icons for this
399 if (_region->locked()) {
401 str += _region->name();
403 } else if (_region->position_locked()) {
405 str += _region->name();
408 str = _region->name();
411 if (_region->muted()) {
412 str = string ("!") + str;
419 RegionView::region_renamed ()
421 Glib::ustring str = make_name ();
423 set_item_name (str, this);
425 reset_width_dependent_items (_pixel_width);
429 RegionView::region_sync_changed ()
431 if (sync_mark == 0) {
436 nframes_t sync_offset;
438 sync_offset = _region->sync_offset (sync_dir);
440 /* this has to handle both a genuine change of position, a change of samples_per_unit,
441 and a change in the bounds of the _region->
444 if (sync_offset == 0) {
446 /* no sync mark - its the start of the region */
452 if ((sync_dir < 0) || ((sync_dir > 0) && (sync_offset > _region->length()))) {
454 /* no sync mark - its out of the bounds of the region */
464 //points = sync_mark->property_points().get_value();
466 double offset = sync_offset / samples_per_unit;
467 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
468 points.push_back (Gnome::Art::Point (offset + ((sync_mark_width-1)/2), 1));
469 points.push_back (Gnome::Art::Point (offset, sync_mark_width - 1));
470 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
471 sync_mark->property_points().set_value (points);
479 RegionView::move (double x_delta, double y_delta)
481 if (!_region->can_move() || (x_delta == 0 && y_delta == 0)) {
485 get_canvas_group()->move (x_delta, y_delta);
487 /* note: ghosts never leave their tracks so y_delta for them is always zero */
489 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
490 (*i)->group->move (x_delta, 0.0);
495 RegionView::remove_ghost (GhostRegion* ghost)
501 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
510 RegionView::get_fill_color ()