gtk2_ardour/automation_streamview.cc

   1 /*
   2     Copyright (C) 2001-2007 Paul Davis
   3
   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.
   8
   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.
  13
  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.
  17 */
  18
  19 #include <cmath>
  20 #include <cassert>
  21 #include <utility>
  22
  23 #include <gtkmm.h>
  24
  25 #include <gtkmm2ext/gtk_ui.h>
  26
  27 #include <ardour/midi_playlist.h>
  28 #include <ardour/midi_region.h>
  29 #include <ardour/midi_source.h>
  30 #include <ardour/midi_diskstream.h>
  31 #include <ardour/midi_track.h>
  32 #include <ardour/smf_source.h>
  33 #include <ardour/region_factory.h>
  34
  35 #include "automation_streamview.h"
  36 #include "region_view.h"
  37 #include "automation_region_view.h"
  38 #include "automation_time_axis.h"
  39 #include "canvas-simplerect.h"
  40 #include "region_selection.h"
  41 #include "selection.h"
  42 #include "public_editor.h"
  43 #include "ardour_ui.h"
  44 #include "rgb_macros.h"
  45 #include "gui_thread.h"
  46 #include "utils.h"
  47 #include "simplerect.h"
  48 #include "simpleline.h"
  49
  50 using namespace std;
  51 using namespace ARDOUR;
  52 using namespace PBD;
  53 using namespace Editing;
  54
  55 AutomationStreamView::AutomationStreamView (AutomationTimeAxisView& tv)
  56         : StreamView (*dynamic_cast<RouteTimeAxisView*>(tv.get_parent()),
  57                         new ArdourCanvas::Group(*tv.canvas_display))
  58         , _controller(tv.controller())
  59         , _automation_view(tv)
  60 {
  61         //canvas_rect->property_fill_color_rgba() = stream_base_color;
  62         canvas_rect->property_outline_color_rgba() = RGBA_BLACK;
  63
  64         use_rec_regions = tv.editor.show_waveforms_recording ();
  65 }
  66
  67 AutomationStreamView::~AutomationStreamView ()
  68 {
  69 }
  70
  71
  72 RegionView*
  73 AutomationStreamView::add_region_view_internal (boost::shared_ptr<Region> region, bool wfd, bool recording)
  74 {
  75         if ( ! region) {
  76                 cerr << "No region" << endl;
  77                 return NULL;
  78         }
  79
  80         if (wfd) {
  81                 boost::shared_ptr<MidiRegion> mr = boost::dynamic_pointer_cast<MidiRegion>(region);
  82                 if (mr)
  83                         mr->midi_source()->load_model();
  84         }
  85
  86         const boost::shared_ptr<AutomationControl> control
  87                 = boost::dynamic_pointer_cast<AutomationControl>(
  88                                 region->control(_controller->controllable()->parameter()));
  89
  90         boost::shared_ptr<AutomationList> list;
  91         if (control) {
  92                 list = boost::dynamic_pointer_cast<AutomationList>(control->list());
  93                 assert(!control->list() || list);
  94         }
  95
  96         AutomationRegionView *region_view;
  97         std::list<RegionView *>::iterator i;
  98
  99         for (i = region_views.begin(); i != region_views.end(); ++i) {
 100                 if ((*i)->region() == region) {
 101
 102                         /* great. we already have a MidiRegionView for this Region. use it again. */
 103
 104                         (*i)->set_valid (true);
 105                         (*i)->enable_display(wfd);
 106                         display_region(dynamic_cast<AutomationRegionView*>(*i));
 107
 108                         return NULL;
 109                 }
 110         }
 111
 112         region_view = new AutomationRegionView (canvas_group, _automation_view, region,
 113                         _controller->controllable()->parameter(), list,
 114                         _samples_per_unit, region_color);
 115
 116         region_view->init (region_color, false);
 117         region_views.push_front (region_view);
 118
 119         /* follow global waveform setting */
 120
 121         if (wfd) {
 122                 region_view->enable_display(true);
 123                 //region_view->midi_region()->midi_source(0)->load_model();
 124         }
 125
 126         display_region(region_view);
 127
 128         /* catch regionview going away */
 129         region->GoingAway.connect (bind (mem_fun (*this, &AutomationStreamView::remove_region_view), region));
 130
 131         RegionViewAdded (region_view);
 132
 133         return region_view;
 134 }
 135
 136 void
 137 AutomationStreamView::display_region(AutomationRegionView* region_view)
 138 {
 139         region_view->line().reset();
 140 }
 141
 142 void
 143 AutomationStreamView::redisplay_diskstream ()
 144 {
 145         list<RegionView *>::iterator i, tmp;
 146
 147         for (i = region_views.begin(); i != region_views.end(); ++i)
 148                 (*i)->set_valid (false);
 149
 150         if (_trackview.is_track()) {
 151                 _trackview.get_diskstream()->playlist()->foreach_region (static_cast<StreamView*>(this), &StreamView::add_region_view);
 152         }
 153
 154         for (i = region_views.begin(); i != region_views.end(); ) {
 155                 tmp = i;
 156                 tmp++;
 157
 158                 if (!(*i)->is_valid()) {
 159                         delete *i;
 160                         region_views.erase (i);
 161                 } else {
 162                         (*i)->enable_display(true);
 163                         (*i)->set_y_position_and_height(0, height);
 164                 }
 165
 166                 i = tmp;
 167         }
 168
 169         /* now fix layering */
 170
 171         for (RegionViewList::iterator i = region_views.begin(); i != region_views.end(); ++i) {
 172                 region_layered (*i);
 173         }
 174 }
 175
 176
 177 void
 178 AutomationStreamView::setup_rec_box ()
 179 {
 180 }
 181
 182 void
 183 AutomationStreamView::update_rec_regions (nframes_t start, nframes_t dur)
 184 {
 185 }
 186
 187 void
 188 AutomationStreamView::rec_data_range_ready (jack_nframes_t start, jack_nframes_t dur)
 189 {
 190         // this is called from the butler thread for now
 191
 192         ENSURE_GUI_THREAD(bind (mem_fun (*this, &AutomationStreamView::rec_data_range_ready), start, dur));
 193
 194         this->update_rec_regions (start, dur);
 195 }
 196
 197 void
 198 AutomationStreamView::color_handler ()
 199 {
 200         /*if (_trackview.is_midi_track()) {
 201                 canvas_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MidiTrackBase.get();
 202         }
 203
 204         if (!_trackview.is_midi_track()) {
 205                 canvas_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MidiBusBase.get();;
 206         }*/
 207 }
 208