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.
24 #include <gtkmm2ext/gtk_ui.h>
26 #include <ardour/midi_playlist.h>
27 #include <ardour/midi_region.h>
28 #include <ardour/midi_source.h>
29 #include <ardour/midi_diskstream.h>
30 #include <ardour/midi_track.h>
31 #include <ardour/smf_source.h>
32 #include <ardour/region_factory.h>
34 #include "midi_streamview.h"
35 #include "region_view.h"
36 #include "midi_region_view.h"
37 #include "midi_time_axis.h"
38 #include "canvas-simplerect.h"
39 #include "region_selection.h"
40 #include "selection.h"
41 #include "public_editor.h"
42 #include "ardour_ui.h"
43 #include "rgb_macros.h"
44 #include "gui_thread.h"
48 using namespace ARDOUR;
50 using namespace Editing;
52 MidiStreamView::MidiStreamView (MidiTimeAxisView& tv)
56 stream_base_color = color_map[cMidiTrackBase];
58 stream_base_color = color_map[cMidiBusBase];
60 canvas_rect->property_fill_color_rgba() = stream_base_color;
61 canvas_rect->property_outline_color_rgba() = color_map[cAudioTrackOutline];
63 //use_rec_regions = tv.editor.show_waveforms_recording ();
64 use_rec_regions = true;
67 MidiStreamView::~MidiStreamView ()
73 MidiStreamView::add_region_view_internal (boost::shared_ptr<Region> r, bool wait_for_waves)
75 ENSURE_GUI_THREAD (bind (mem_fun (*this, &MidiStreamView::add_region_view), r));
77 boost::shared_ptr<MidiRegion> region = boost::dynamic_pointer_cast<MidiRegion> (r);
83 MidiRegionView *region_view;
84 list<RegionView *>::iterator i;
86 for (i = region_views.begin(); i != region_views.end(); ++i) {
87 if ((*i)->region() == r) {
89 /* great. we already have a MidiRegionView for this Region. use it again. */
91 (*i)->set_valid (true);
96 // can't we all just get along?
97 assert(_trackview.midi_track()->mode() != Destructive);
99 region_view = new MidiRegionView (canvas_group, _trackview, region,
100 _samples_per_unit, region_color);
102 region_view->init (region_color, wait_for_waves);
103 region_views.push_front (region_view);
105 /* follow global waveform setting */
108 //region_view->set_waveform_visible(_trackview.editor.show_waveforms());
110 /* catch regionview going away */
112 region->GoingAway.connect (bind (mem_fun (*this, &MidiStreamView::remove_region_view), region));
114 RegionViewAdded (region_view);
117 // FIXME: code duplication with AudioStreamVIew
119 MidiStreamView::redisplay_diskstream ()
121 list<RegionView *>::iterator i, tmp;
123 for (i = region_views.begin(); i != region_views.end(); ++i) {
124 (*i)->set_valid (false);
127 if (_trackview.is_midi_track()) {
128 _trackview.get_diskstream()->playlist()->foreach_region (static_cast<StreamView*>(this), &StreamView::add_region_view);
131 for (i = region_views.begin(); i != region_views.end(); ) {
135 if (!(*i)->is_valid()) {
137 region_views.erase (i);
143 /* now fix layering */
145 playlist_modified ();
150 MidiStreamView::setup_rec_box ()
152 // cerr << _trackview.name() << " streamview SRB\n";
154 if (_trackview.session().transport_rolling()) {
157 _trackview.session().record_status() == Session::Recording &&
158 _trackview.get_diskstream()->record_enabled()) {
160 if (use_rec_regions && rec_regions.size() == rec_rects.size()) {
162 /* add a new region, but don't bother if they set use_rec_regions mid-record */
164 MidiRegion::SourceList sources;
167 boost::shared_ptr<MidiDiskstream> mds = boost::dynamic_pointer_cast<MidiDiskstream>(_trackview.get_diskstream());
170 sources.push_back(mds->write_source());
172 rec_data_ready_connections.push_back (mds->write_source()->ViewDataRangeReady.connect (bind (mem_fun (*this, &MidiStreamView::rec_data_range_ready), mds->write_source())));
176 jack_nframes_t start = 0;
177 if (rec_regions.size() > 0) {
178 start = rec_regions.back()->start() + _trackview.get_diskstream()->get_captured_frames(rec_regions.size()-1);
181 boost::shared_ptr<MidiRegion> region (boost::dynamic_pointer_cast<MidiRegion>
182 (RegionFactory::create (sources, start, 1 , "", 0, (Region::Flag)(Region::DefaultFlags | Region::DoNotSaveState), false)));
184 region->set_position (_trackview.session().transport_frame(), this);
185 rec_regions.push_back (region);
187 // rec regions are destroyed in setup_rec_box
189 /* we add the region later */
192 /* start a new rec box */
194 MidiTrack* mt = _trackview.midi_track(); /* we know what it is already */
195 boost::shared_ptr<MidiDiskstream> ds = mt->midi_diskstream();
196 jack_nframes_t frame_pos = ds->current_capture_start ();
197 gdouble xstart = _trackview.editor.frame_to_pixel (frame_pos);
201 assert(_trackview.midi_track()->mode() == Normal);
204 fill_color = color_map[cRecordingRectFill];
206 ArdourCanvas::SimpleRect * rec_rect = new Gnome::Canvas::SimpleRect (*canvas_group);
207 rec_rect->property_x1() = xstart;
208 rec_rect->property_y1() = 1.0;
209 rec_rect->property_x2() = xend;
210 rec_rect->property_y2() = (double) _trackview.height - 1;
211 rec_rect->property_outline_color_rgba() = color_map[cRecordingRectOutline];
212 rec_rect->property_fill_color_rgba() = fill_color;
215 recbox.rectangle = rec_rect;
216 recbox.start = _trackview.session().transport_frame();
219 rec_rects.push_back (recbox);
221 screen_update_connection.disconnect();
222 screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (mem_fun (*this, &MidiStreamView::update_rec_box));
226 } else if (rec_active &&
227 (_trackview.session().record_status() != Session::Recording ||
228 !_trackview.get_diskstream()->record_enabled())) {
230 screen_update_connection.disconnect();
232 rec_updating = false;
238 // cerr << "\tNOT rolling, rec_rects = " << rec_rects.size() << " rec_regions = " << rec_regions.size() << endl;
240 if (!rec_rects.empty() || !rec_regions.empty()) {
242 /* disconnect rapid update */
243 screen_update_connection.disconnect();
245 for (list<sigc::connection>::iterator prc = rec_data_ready_connections.begin(); prc != rec_data_ready_connections.end(); ++prc) {
248 rec_data_ready_connections.clear();
250 rec_updating = false;
252 last_rec_data_frame = 0;
254 /* remove temp regions */
256 for (list<boost::shared_ptr<Region> >::iterator iter = rec_regions.begin(); iter != rec_regions.end();) {
257 list<boost::shared_ptr<Region> >::iterator tmp;
260 (*iter)->drop_references ();
266 // cerr << "\tclear " << rec_rects.size() << " rec rects\n";
268 /* transport stopped, clear boxes */
269 for (vector<RecBoxInfo>::iterator iter=rec_rects.begin(); iter != rec_rects.end(); ++iter) {
270 RecBoxInfo &rect = (*iter);
271 delete rect.rectangle;
281 MidiStreamView::update_rec_regions ()
283 if (use_rec_regions) {
288 for (list<boost::shared_ptr<Region> >::iterator iter = rec_regions.begin(); iter != rec_regions.end(); n++) {
290 list<boost::shared_ptr<Region> >::iterator tmp;
295 if (!canvas_item_visible (rec_rects[n].rectangle)) {
296 /* rect already hidden, this region is done */
301 boost::shared_ptr<MidiRegion> region = boost::dynamic_pointer_cast<MidiRegion>(*iter);
304 jack_nframes_t origlen = region->length();
306 if (region == rec_regions.back() && rec_active) {
308 if (last_rec_data_frame > region->start()) {
310 jack_nframes_t nlen = last_rec_data_frame - region->start();
312 if (nlen != region->length()) {
315 region->set_position (_trackview.get_diskstream()->get_capture_start_frame(n), this);
316 region->set_length (nlen, this);
317 region->thaw ("updated");
320 /* our special initial length */
321 add_region_view_internal (region, false);
324 /* also update rect */
325 ArdourCanvas::SimpleRect * rect = rec_rects[n].rectangle;
326 gdouble xend = _trackview.editor.frame_to_pixel (region->position() + region->length());
327 rect->property_x2() = xend;
333 jack_nframes_t nlen = _trackview.get_diskstream()->get_captured_frames(n);
335 if (nlen != region->length()) {
337 if (region->source(0)->length() >= region->start() + nlen) {
340 region->set_position (_trackview.get_diskstream()->get_capture_start_frame(n), this);
341 region->set_length (nlen, this);
342 region->thaw ("updated");
345 /* our special initial length */
346 add_region_view_internal (region, false);
350 ArdourCanvas::Item * rect = rec_rects[n].rectangle;
363 MidiStreamView::rec_data_range_ready (jack_nframes_t start, jack_nframes_t cnt, boost::shared_ptr<Source> src)
365 // this is called from the butler thread for now
366 // yeah we need a "peak" building thread or something, though there's not really any
367 // work for it to do... whatever. :)
369 ENSURE_GUI_THREAD(bind (mem_fun (*this, &MidiStreamView::rec_data_range_ready), start, cnt, src));
371 //cerr << "REC DATA: " << start << " --- " << cnt << endl;
373 if (rec_data_ready_map.size() == 0 || start+cnt > last_rec_data_frame) {
374 last_rec_data_frame = start + cnt;
377 rec_data_ready_map[src] = true;
379 if (rec_data_ready_map.size() == _trackview.get_diskstream()->n_channels().get(DataType::MIDI)) {
380 this->update_rec_regions ();
381 rec_data_ready_map.clear();
386 MidiStreamView::color_handler (ColorID id, uint32_t val)
390 if (_trackview.is_midi_track()) {
391 canvas_rect->property_fill_color_rgba() = val;
395 if (!_trackview.is_midi_track()) {
396 canvas_rect->property_fill_color_rgba() = val;
399 case cMidiTrackOutline:
400 canvas_rect->property_outline_color_rgba() = val;