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)
76 , in_destructor(false)
77 , wait_for_data(false)
81 RegionView::RegionView (const RegionView& other)
82 : TimeAxisViewItem (other)
84 /* derived concrete type will call init () */
86 _region = other._region;
87 editor = other.editor;
88 current_visible_sync_position = other.current_visible_sync_position;
90 _pixel_width = other._pixel_width;
93 RegionView::RegionView (ArdourCanvas::Group* parent,
95 boost::shared_ptr<ARDOUR::Region> r,
97 Gdk::Color& basic_color,
98 TimeAxisViewItem::Visibility visibility)
99 : TimeAxisViewItem (r->name(), *parent, tv, spu, basic_color, r->position(), r->length(), visibility)
103 , current_visible_sync_position(0.0)
106 , in_destructor(false)
107 , wait_for_data(false)
112 RegionView::init (Gdk::Color& basic_color, bool wfd)
115 in_destructor = false;
118 compute_colors (basic_color);
120 name_highlight->set_data ("regionview", this);
123 name_text->set_data ("regionview", this);
126 /* an equilateral triangle */
128 ArdourCanvas::Points shape;
129 shape.push_back (Gnome::Art::Point (-((sync_mark_width-1)/2), 1));
130 shape.push_back (Gnome::Art::Point ((sync_mark_width - 1)/2, 1));
131 shape.push_back (Gnome::Art::Point (0, sync_mark_width - 1));
132 shape.push_back (Gnome::Art::Point (-((sync_mark_width-1)/2), 1));
134 sync_mark = new ArdourCanvas::Polygon (*group);
135 sync_mark->property_points() = shape;
136 sync_mark->property_fill_color_rgba() = fill_color;
139 reset_width_dependent_items ((double) _region->length() / samples_per_unit);
141 set_y_position_and_height (0, trackview.height - 2);
143 _region->StateChanged.connect (mem_fun(*this, &RegionView::region_changed));
145 group->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_event), group, this));
146 name_highlight->signal_event().connect (bind (mem_fun (PublicEditor::instance(), &PublicEditor::canvas_region_view_name_highlight_event), name_highlight, this));
150 ColorsChanged.connect (mem_fun (*this, &RegionView::color_handler));
152 /* XXX sync mark drag? */
155 RegionView::~RegionView ()
157 in_destructor = true;
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 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
241 (*i)->set_duration (unit_length);
248 RegionView::reset_width_dependent_items (double pixel_width)
250 TimeAxisViewItem::reset_width_dependent_items (pixel_width);
251 _pixel_width = pixel_width;
255 RegionView::region_layered ()
257 RouteTimeAxisView *rtv = dynamic_cast<RouteTimeAxisView*>(&get_time_axis_view());
259 rtv->view()->region_layered (this);
263 RegionView::region_muted ()
270 RegionView::region_opacity ()
276 RegionView::raise_to_top ()
278 _region->raise_to_top ();
282 RegionView::lower_to_bottom ()
284 _region->lower_to_bottom ();
288 RegionView::set_position (nframes_t pos, void* src, double* ignored)
293 if (!(ret = TimeAxisViewItem::set_position (pos, this, &delta))) {
302 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
303 (*i)->group->move (delta, 0.0);
311 RegionView::set_samples_per_unit (gdouble spu)
313 TimeAxisViewItem::set_samples_per_unit (spu);
315 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
316 (*i)->set_samples_per_unit (spu);
317 (*i)->set_duration (_region->length() / samples_per_unit);
320 region_sync_changed ();
324 RegionView::set_duration (nframes_t frames, void *src)
326 if (!TimeAxisViewItem::set_duration (frames, src)) {
330 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
331 (*i)->set_duration (_region->length() / samples_per_unit);
338 RegionView::compute_colors (Gdk::Color& basic_color)
340 TimeAxisViewItem::compute_colors (basic_color);
344 RegionView::set_colors ()
346 TimeAxisViewItem::set_colors ();
349 sync_mark->property_fill_color_rgba() = fill_color;
354 RegionView::set_frame_color ()
356 if (_region->opaque()) {
362 TimeAxisViewItem::set_frame_color ();
366 RegionView::fake_set_opaque (bool yn)
374 TimeAxisViewItem::set_frame_color ();
378 RegionView::hide_region_editor()
386 RegionView::make_name () const
390 // XXX nice to have some good icons for this
392 if (_region->locked()) {
394 str += _region->name();
396 } else if (_region->position_locked()) {
398 str += _region->name();
401 str = _region->name();
404 if (_region->muted()) {
405 str = string ("!") + str;
412 RegionView::region_renamed ()
414 Glib::ustring str = make_name ();
416 set_item_name (str, this);
418 reset_width_dependent_items (_pixel_width);
422 RegionView::region_sync_changed ()
424 if (sync_mark == 0) {
429 nframes_t sync_offset;
431 sync_offset = _region->sync_offset (sync_dir);
433 /* this has to handle both a genuine change of position, a change of samples_per_unit,
434 and a change in the bounds of the _region->
437 if (sync_offset == 0) {
439 /* no sync mark - its the start of the region */
445 if ((sync_dir < 0) || ((sync_dir > 0) && (sync_offset > _region->length()))) {
447 /* no sync mark - its out of the bounds of the region */
457 //points = sync_mark->property_points().get_value();
459 double offset = sync_offset / samples_per_unit;
460 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
461 points.push_back (Gnome::Art::Point (offset + ((sync_mark_width-1)/2), 1));
462 points.push_back (Gnome::Art::Point (offset, sync_mark_width - 1));
463 points.push_back (Gnome::Art::Point (offset - ((sync_mark_width-1)/2), 1));
464 sync_mark->property_points().set_value (points);
472 RegionView::move (double x_delta, double y_delta)
474 if (!_region->can_move() || (x_delta == 0 && y_delta == 0)) {
478 get_canvas_group()->move (x_delta, y_delta);
480 /* note: ghosts never leave their tracks so y_delta for them is always zero */
482 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
483 (*i)->group->move (x_delta, 0.0);
488 RegionView::remove_ghost (GhostRegion* ghost)
494 for (vector<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
503 RegionView::get_fill_color ()