gtk2_ardour/editor_group_tabs.cc

   1 /*
   2     Copyright (C) 2009 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
  20 #include "ardour/route_group.h"
  21 #include "editor_group_tabs.h"
  22 #include "editor.h"
  23 #include "route_time_axis.h"
  24 #include "utils.h"
  25 #include "editor_route_groups.h"
  26 #include "editor_routes.h"
  27 #include "i18n.h"
  28
  29 using namespace std;
  30 using namespace ARDOUR;
  31
  32 EditorGroupTabs::EditorGroupTabs (Editor* e)
  33         : EditorComponent (e)
  34 {
  35
  36 }
  37
  38 list<GroupTabs::Tab>
  39 EditorGroupTabs::compute_tabs () const
  40 {
  41         list<Tab> tabs;
  42
  43         Tab tab;
  44         tab.from = 0;
  45         tab.group = 0;
  46
  47         int32_t y = 0;
  48         for (TrackViewList::iterator i = _editor->track_views.begin(); i != _editor->track_views.end(); ++i) {
  49
  50                 if ((*i)->marked_for_display() == false) {
  51                         continue;
  52                 }
  53
  54                 RouteGroup* g = (*i)->route_group ();
  55
  56                 if (g != tab.group) {
  57                         if (tab.group) {
  58                                 tab.to = y;
  59                                 tabs.push_back (tab);
  60                         }
  61
  62                         tab.from = y;
  63                         tab.group = g;
  64                         tab.colour = (*i)->color ();
  65                 }
  66
  67                 y += (*i)->effective_height ();
  68         }
  69
  70         if (tab.group) {
  71                 tab.to = y;
  72                 tabs.push_back (tab);
  73         }
  74
  75         return tabs;
  76 }
  77
  78 void
  79 EditorGroupTabs::draw_tab (cairo_t* cr, Tab const & tab) const
  80 {
  81         double const arc_radius = _width;
  82
  83         if (tab.group && tab.group->is_active()) {
  84                 cairo_set_source_rgba (cr, tab.colour.get_red_p (), tab.colour.get_green_p (), tab.colour.get_blue_p (), 1);
  85         } else {
  86                 cairo_set_source_rgba (cr, 1, 1, 1, 0.2);
  87         }
  88
  89         cairo_move_to (cr, 0, tab.from + arc_radius);
  90         cairo_arc (cr, _width, tab.from + arc_radius, arc_radius, M_PI, 3 * M_PI / 2);
  91         cairo_line_to (cr, _width, tab.to);
  92         cairo_arc (cr, _width, tab.to - arc_radius, arc_radius, M_PI / 2, M_PI);
  93         cairo_line_to (cr, 0, tab.from + arc_radius);
  94         cairo_fill (cr);
  95
  96         if (tab.group) {
  97                 pair<string, double> const f = fit_to_pixels (cr, tab.group->name(), tab.to - tab.from - arc_radius * 2);
  98
  99                 cairo_text_extents_t ext;
 100                 cairo_text_extents (cr, tab.group->name().c_str(), &ext);
 101
 102                 cairo_set_source_rgb (cr, 1, 1, 1);
 103                 cairo_move_to (cr, _width - ext.height / 2, tab.from + (f.second + tab.to - tab.from) / 2);
 104                 cairo_save (cr);
 105                 cairo_rotate (cr, - M_PI / 2);
 106                 cairo_show_text (cr, f.first.c_str());
 107                 cairo_restore (cr);
 108         }
 109 }
 110
 111 double
 112 EditorGroupTabs::primary_coordinate (double, double y) const
 113 {
 114         return y;
 115 }
 116
 117 RouteList
 118 EditorGroupTabs::routes_for_tab (Tab const * t) const
 119 {
 120         RouteList routes;
 121         int32_t y = 0;
 122
 123         for (TrackViewList::iterator i = _editor->track_views.begin(); i != _editor->track_views.end(); ++i) {
 124
 125                 if ((*i)->marked_for_display() == false) {
 126                         continue;
 127                 }
 128
 129                 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (*i);
 130                 if (rtv) {
 131
 132                         if (y >= t->to) {
 133                                 /* tab finishes before this track starts */
 134                                 break;
 135                         }
 136
 137                         double const h = y + (*i)->effective_height() / 2;
 138
 139                         if (t->from < h && t->to > h) {
 140                                 routes.push_back (rtv->route ());
 141                         }
 142                 }
 143
 144                 y += (*i)->effective_height ();
 145         }
 146
 147         return routes;
 148 }
 149
 150
 151 void
 152 EditorGroupTabs::add_menu_items (Gtk::Menu* m, RouteGroup* g)
 153 {
 154         using namespace Gtk::Menu_Helpers;
 155
 156         if (g) {
 157                 MenuList& items = m->items ();
 158                 items.push_back (MenuElem (_("Fit to Window"), sigc::bind (sigc::mem_fun (*_editor, &Editor::fit_route_group), g)));
 159         }
 160 }
 161
 162 PBD::PropertyList
 163 EditorGroupTabs::default_properties () const
 164 {
 165         PBD::PropertyList plist;
 166
 167         plist.add (Properties::active, true);
 168         plist.add (Properties::mute, true);
 169         plist.add (Properties::solo, true);
 170         plist.add (Properties::recenable, true);
 171         plist.add (Properties::edit, true);
 172
 173         return plist;
 174 }
 175
 176 string
 177 EditorGroupTabs::order_key () const
 178 {
 179         return X_("editor");
 180 }
 181
 182 RouteList
 183 EditorGroupTabs::selected_routes () const
 184 {
 185         RouteList rl;
 186
 187         for (TrackSelection::iterator i = _editor->get_selection().tracks.begin(); i != _editor->get_selection().tracks.end(); ++i) {
 188                 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (*i);
 189                 if (rtv) {
 190                         rl.push_back (rtv->route());
 191                 }
 192         }
 193
 194         return rl;
 195 }
 196
 197 void
 198 EditorGroupTabs::sync_order_keys ()
 199 {
 200         _editor->_routes->sync_order_keys ("");
 201 }