gtk2_ardour/export_multiplicator.cc

   1 /* This file is not used at the moment. It includes code related to export a
   2  * multiplication graph system that can be used together with the code in
   3  * libs/ardour/export_multiplication.cc and libs/ardour/ardour/export_multiplication.h
   4  * - Sakari Bergen 6.8.2008 -
   5  */
   6
   7 /*
   8     Copyright (C) 2008 Paul Davis
   9     Author: Sakari Bergen
  10
  11     This program is free software; you can redistribute it and/or modify
  12     it under the terms of the GNU General Public License as published by
  13     the Free Software Foundation; either version 2 of the License, or
  14     (at your option) any later version.
  15
  16     This program is distributed in the hope that it will be useful,
  17     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19     GNU General Public License for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with this program; if not, write to the Free Software
  23     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  24
  25 */
  26
  27 #include "export_multiplicator.h"
  28
  29 #include <cassert>
  30
  31 #include "pbd/compose.h"
  32
  33 #include "i18n.h"
  34
  35 using namespace ARDOUR;
  36 using namespace PBD;
  37
  38 #define CALL_MEMBER_FN(object,ptrToMember) ((object).*(ptrToMember))
  39
  40 ExportMultiplicator::ExportMultiplicator () :
  41   graph (0)
  42 {
  43         add (table);
  44 }
  45
  46 ExportMultiplicator::~ExportMultiplicator ()
  47 {}
  48
  49 void
  50 ExportMultiplicator::set_manager (boost::shared_ptr<ARDOUR::ExportProfileManager> _manager)
  51 {
  52         manager = _manager;
  53         manager->GraphChanged.connect (sigc::mem_fun (*this, &ExportMultiplicator::redraw));
  54
  55         redraw();
  56 }
  57
  58 void
  59 ExportMultiplicator::redraw ()
  60 {
  61         if (!manager) { return; }
  62
  63         graph = &manager->get_graph();
  64
  65         /* Empty table */
  66
  67         table.foreach (sigc::mem_fun (table, &Gtk::Table::remove));
  68         widget_map.clear();
  69
  70         /* Calculate table dimensions */
  71
  72         uint32_t max_width = 0;
  73         GraphLevel max_level = NoLevel;
  74
  75         if (graph->timespans.size() > max_width) {
  76                 max_width = graph->timespans.size();
  77                 max_level = Timespans;
  78         }
  79
  80         if (graph->channel_configs.size() > max_width) {
  81                 max_width = graph->channel_configs.size();
  82                 max_level = ChannelConfigs;
  83         }
  84
  85         if (graph->formats.size() > max_width) {
  86                 max_width = graph->formats.size();
  87                 max_level = Formats;
  88         }
  89
  90         if (graph->filenames.size() > max_width) {
  91                 max_width = graph->filenames.size();
  92                 max_level = Filenames;
  93         }
  94
  95         table.resize (4, max_width);
  96
  97         std::cout << "Table width: " << max_width << std::endl;
  98
  99         /* Fill table */
 100
 101         for (list<ExportProfileManager::TimespanNodePtr>::const_iterator it = graph->timespans.begin(); it != graph->timespans.end(); ++it) {
 102                 draw_timespan (*it, get_bounds (it->get(), Timespans, max_level));
 103         }
 104
 105         for (list<ExportProfileManager::ChannelConfigNodePtr>::const_iterator it = graph->channel_configs.begin(); it != graph->channel_configs.end(); ++it) {
 106                 draw_channel_config (*it, get_bounds (it->get(), ChannelConfigs, max_level));
 107         }
 108
 109         for (list<ExportProfileManager::FormatNodePtr>::const_iterator it = graph->formats.begin(); it != graph->formats.end(); ++it) {
 110                 draw_format (*it, get_bounds (it->get(), Formats, max_level));
 111         }
 112
 113         for (list<ExportProfileManager::FilenameNodePtr>::const_iterator it = graph->filenames.begin(); it != graph->filenames.end(); ++it) {
 114                 draw_filename (*it, get_bounds (it->get(), Filenames, max_level));
 115         }
 116
 117         show_all_children ();
 118 }
 119
 120 std::pair<uint32_t, uint32_t>
 121 ExportMultiplicator::get_bounds (ARDOUR::ExportProfileManager::GraphNode * node, GraphLevel current_level, GraphLevel max_level) const
 122 {
 123         assert (current_level != NoLevel && max_level != NoLevel && graph);
 124
 125         uint32_t left_bound = 0;
 126         uint32_t right_bound = 0;
 127
 128         bool left_bound_found = false;
 129
 130         bool (ExportProfileManager::GraphNode::*relation_func) (ExportProfileManager::GraphNode const *) const;
 131         if (max_level < current_level) {
 132                 std::cout << "using 'is_ancestor_of'" << std::endl;
 133                 relation_func = &ExportProfileManager::GraphNode::is_ancestor_of;
 134         } else if (max_level > current_level) {
 135                 std::cout << "using 'is_descendant_of'" << std::endl;
 136                 relation_func = &ExportProfileManager::GraphNode::is_descendant_of;
 137         } else {
 138                 std::cout << "using 'equals'" << std::endl;
 139                 relation_func = &ExportProfileManager::GraphNode::equals;
 140         }
 141
 142         switch (max_level) {
 143           case Timespans:
 144                 for (list<ExportProfileManager::TimespanNodePtr>::const_iterator it = graph->timespans.begin(); it != graph->timespans.end(); ++it) {
 145                         if (CALL_MEMBER_FN(**it, relation_func) (node)) {
 146                                 left_bound_found = true;
 147                         } else if (!left_bound_found) {
 148                                 ++left_bound;
 149                         }
 150
 151                         if (left_bound_found && !CALL_MEMBER_FN(**it, relation_func) (node)) {
 152                                 break;
 153                         } else {
 154                                 ++right_bound;
 155                         }
 156                 }
 157                 break;
 158
 159           case ChannelConfigs:
 160                 for (list<ExportProfileManager::ChannelConfigNodePtr>::const_iterator it = graph->channel_configs.begin(); it != graph->channel_configs.end(); ++it) {
 161                         if (CALL_MEMBER_FN(**it, relation_func) (node)) {
 162                                 left_bound_found = true;
 163                         } else if (!left_bound_found) {
 164                                 ++left_bound;
 165                         }
 166
 167                         if (left_bound_found && !CALL_MEMBER_FN(**it, relation_func) (node)) {
 168                                 break;
 169                         } else {
 170                                 ++right_bound;
 171                         }
 172                 }
 173                 break;
 174
 175           case Formats:
 176                 for (list<ExportProfileManager::FormatNodePtr>::const_iterator it = graph->formats.begin(); it != graph->formats.end(); ++it) {
 177                         if (CALL_MEMBER_FN(**it, relation_func) (node)) {
 178                                 left_bound_found = true;
 179                         } else if (!left_bound_found) {
 180                                 ++left_bound;
 181                         }
 182
 183                         if (left_bound_found && !CALL_MEMBER_FN(**it, relation_func) (node)) {
 184                                 break;
 185                         } else {
 186                                 ++right_bound;
 187                         }
 188                 }
 189                 break;
 190
 191           case Filenames:
 192                 for (list<ExportProfileManager::FilenameNodePtr>::const_iterator it = graph->filenames.begin(); it != graph->filenames.end(); ++it) {
 193                         if (CALL_MEMBER_FN(**it, relation_func) (node)) {
 194                                 std::cout << "filename relation check returned true" << std::endl;
 195                                 left_bound_found = true;
 196                         } else if (!left_bound_found) {
 197                                 std::cout << "filename relation check returned false" << std::endl;
 198                                 ++left_bound;
 199                         }
 200
 201                         if (left_bound_found && !CALL_MEMBER_FN(**it, relation_func) (node)) {
 202                                 break;
 203                         } else {
 204                                 ++right_bound;
 205                         }
 206                 }
 207                 break;
 208
 209           case NoLevel:
 210                 // Not reached !
 211                 break;
 212         }
 213
 214         return std::pair<uint32_t, uint32_t> (left_bound, right_bound);
 215 }
 216
 217 void
 218 ExportMultiplicator::draw_timespan (ARDOUR::ExportProfileManager::TimespanNodePtr node, std::pair<uint32_t, uint32_t> bounds)
 219 {
 220         ButtonWidget * button = Gtk::manage (new ButtonWidget (string_compose ("Timespan %1", node->id()), manager, node.get()));
 221         get_hbox (TablePosition (bounds.first, bounds.second, Timespans))->pack_end (*button, true, true);
 222 }
 223
 224 void
 225 ExportMultiplicator::draw_channel_config (ARDOUR::ExportProfileManager::ChannelConfigNodePtr node, std::pair<uint32_t, uint32_t> bounds)
 226 {
 227         ButtonWidget * button = Gtk::manage (new ButtonWidget (string_compose ("Channel config %1", node->id()), manager, node.get()));
 228         get_hbox (TablePosition (bounds.first, bounds.second, ChannelConfigs))->pack_end (*button, true, true);
 229 }
 230
 231 void
 232 ExportMultiplicator::draw_format (ARDOUR::ExportProfileManager::FormatNodePtr node, std::pair<uint32_t, uint32_t> bounds)
 233 {
 234         ButtonWidget * button = Gtk::manage (new ButtonWidget (string_compose ("Format %1", node->id()), manager, node.get()));
 235         get_hbox (TablePosition (bounds.first, bounds.second, Formats))->pack_end (*button, true, true);
 236 }
 237
 238 void
 239 ExportMultiplicator::draw_filename (ARDOUR::ExportProfileManager::FilenameNodePtr node, std::pair<uint32_t, uint32_t> bounds)
 240 {
 241         ButtonWidget * button = Gtk::manage (new ButtonWidget (string_compose ("Filename %1", node->id()), manager, node.get()));
 242         get_hbox (TablePosition (bounds.first, bounds.second, Filenames))->pack_end (*button, true, true);
 243 }
 244
 245 boost::shared_ptr<Gtk::HBox>
 246 ExportMultiplicator::get_hbox (TablePosition position)
 247 {
 248         WidgetMap::iterator it = widget_map.find (position);
 249         if (it != widget_map.end()) { return it->second; }
 250
 251         boost::shared_ptr<Gtk::HBox> widget = widget_map.insert (WidgetPair (position, boost::shared_ptr<Gtk::HBox> (new Gtk::HBox ()))).first->second;
 252         table.attach (*widget, position.left, position.right, position.row - 1, position.row);
 253
 254         return widget;
 255 }
 256
 257 ExportMultiplicator::ButtonWidget::ButtonWidget (Glib::ustring name, boost::shared_ptr<ExportProfileManager> m, ExportProfileManager::GraphNode * node) :
 258   label (name),
 259   node (node),
 260   split_position (0.5)
 261 {
 262         manager = m;
 263
 264         menu_actions = Gtk::ActionGroup::create();
 265         menu_actions->add (Gtk::Action::create ("Split", _("_Split here")), sigc::mem_fun (*this, &ExportMultiplicator::ButtonWidget::split));
 266         menu_actions->add (Gtk::Action::create ("Remove", _("_Remove")), sigc::mem_fun (*this, &ExportMultiplicator::ButtonWidget::remove));
 267
 268         ui_manager = Gtk::UIManager::create();
 269         ui_manager->insert_action_group (menu_actions);
 270
 271         Glib::ustring ui_info =
 272                 "<ui>"
 273                 "  <popup name='PopupMenu'>"
 274                 "    <menuitem action='Split'/>"
 275                 "    <menuitem action='Remove'/>"
 276                 "  </popup>"
 277                 "</ui>";
 278
 279         ui_manager->add_ui_from_string (ui_info);
 280         menu = dynamic_cast<Gtk::Menu*> (ui_manager->get_widget ("/PopupMenu"));
 281
 282         add_events (Gdk::BUTTON_PRESS_MASK);
 283         signal_button_press_event ().connect (sigc::mem_fun (*this, &ExportMultiplicator::ButtonWidget::on_button_press_event));
 284
 285         modify_bg (Gtk::STATE_NORMAL, Gdk::Color ("#0000"));
 286         set_border_width (1);
 287         vbox.pack_start (label, true, true, 4);
 288         add (vbox);
 289 }
 290
 291 bool
 292 ExportMultiplicator::ButtonWidget::on_button_press_event (GdkEventButton* event)
 293 {
 294         if(event->type != GDK_BUTTON_PRESS) { return false; }
 295         if (event->button == 1) {
 296                 node->select (!node->selected ());
 297
 298                 if (node->selected ()) {
 299                         unset_bg (Gtk::STATE_NORMAL);
 300                         modify_bg (Gtk::STATE_NORMAL, Gdk::Color ("#194756"));
 301                 } else {
 302                         unset_bg (Gtk::STATE_NORMAL);
 303                         modify_bg (Gtk::STATE_NORMAL, Gdk::Color ("#0000"));
 304                 }
 305
 306                 return true;
 307
 308         } else if (event->button == 3) {
 309                 int x, y;
 310                 get_pointer (x, y);
 311                 split_position = (float) x / get_width();
 312
 313                 menu->popup (event->button, event->time);
 314                 return true;
 315         }
 316
 317         return false;
 318 }
 319
 320 void
 321 ExportMultiplicator::ButtonWidget::split ()
 322 {
 323         manager->split_node (node, split_position);
 324 }
 325
 326 void
 327 ExportMultiplicator::ButtonWidget::remove ()
 328 {
 329         manager->remove_node (node);
 330 }