Another similar fix for use of an uninitialized variable.
[ardour.git] / gtk2_ardour / editor_group_tabs.cc
index efcfbfb969c7b6adc5e7dfb3afe1271a271fe9b3..7007c37a05e4b6cba8665d7c72495bc3c596b397 100644 (file)
 #include "ardour/route_group.h"
 #include "editor_group_tabs.h"
 #include "editor.h"
-#include "time_axis_view.h"
+#include "route_time_axis.h"
 #include "utils.h"
+#include "editor_route_groups.h"
 
 using namespace std;
 using namespace ARDOUR;
 
 EditorGroupTabs::EditorGroupTabs (Editor* e)
-       : _editor (e)
+       : GroupTabs (e)
 {
        
 }
 
-void
-EditorGroupTabs::set_session (Session* s)
+list<GroupTabs::Tab>
+EditorGroupTabs::compute_tabs () const
 {
-       s->RouteEditGroupChanged.connect (mem_fun (*this, &EditorGroupTabs::set_dirty));
-}
+       list<Tab> tabs;
 
-
-/** Handle a size request.
- *  @param req GTK requisition
- */
-void
-EditorGroupTabs::on_size_request (Gtk::Requisition *req)
-{
-       /* Use a dummy, small height and the actual width that we want */
-       req->width = 16;
-       req->height = 16;
-}
-
-
-void
-EditorGroupTabs::render (cairo_t* cr)
-{
-       /* background */
-       
-       cairo_set_source_rgb (cr, 0, 0, 0);
-       cairo_rectangle (cr, 0, 0, _width, _height);
-       cairo_fill (cr);
-
-       int32_t curr_start = 0;
-       RouteGroup* curr_group = 0;
-       Gdk::Color curr_colour;
+       Tab tab;
+       tab.from = 0;
+       tab.group = 0;
 
        int32_t y = 0;
        for (Editor::TrackViewList::iterator i = _editor->track_views.begin(); i != _editor->track_views.end(); ++i) {
-               RouteGroup* g = (*i)->edit_group ();
 
-               if (g != curr_group) {
-                       if (curr_group) {
-                               draw_group (cr, curr_start, y, curr_group, curr_colour);
+               if ((*i)->marked_for_display() == false) {
+                       continue;
+               }
+               
+               RouteGroup* g = (*i)->route_group ();
+
+               if (g != tab.group) {
+                       if (tab.group) {
+                               tab.to = y;
+                               tab.last_ui_size = (*i)->effective_height ();
+                               tabs.push_back (tab);
                        }
 
-                       curr_start = y;
-                       curr_group = g;
-                       curr_colour = (*i)->color ();
+                       tab.from = y;
+                       tab.group = g;
+                       tab.colour = (*i)->color ();
+                       tab.first_ui_size = (*i)->effective_height ();
                }
 
                y += (*i)->effective_height ();
        }
 
-       if (curr_group) {
-               draw_group (cr, curr_start, y, curr_group, curr_colour);
+       if (tab.group) {
+               tab.to = y;
+               tabs.push_back (tab);
        }
+
+       return tabs;
 }
 
 void
-EditorGroupTabs::draw_group (cairo_t* cr, int32_t y1, int32_t y2, RouteGroup* g, Gdk::Color const & colour)
+EditorGroupTabs::draw_tab (cairo_t* cr, Tab const & tab) const
 {
        double const arc_radius = _width;
 
-       if (g->is_active()) {
-               cairo_set_source_rgba (cr, colour.get_red_p (), colour.get_green_p (), colour.get_blue_p (), 1);
+       if (tab.group->is_active()) {
+               cairo_set_source_rgba (cr, tab.colour.get_red_p (), tab.colour.get_green_p (), tab.colour.get_blue_p (), 1);
        } else {
                cairo_set_source_rgba (cr, 1, 1, 1, 0.2);
        }
        
-       cairo_move_to (cr, 0, y1 + arc_radius);
-       cairo_arc (cr, _width, y1 + arc_radius, arc_radius, M_PI, 3 * M_PI / 2);
-       cairo_line_to (cr, _width, y2);
-       cairo_arc (cr, _width, y2 - arc_radius, arc_radius, M_PI / 2, M_PI);
-       cairo_line_to (cr, 0, y1 + arc_radius);
+       cairo_move_to (cr, 0, tab.from + arc_radius);
+       cairo_arc (cr, _width, tab.from + arc_radius, arc_radius, M_PI, 3 * M_PI / 2);
+       cairo_line_to (cr, _width, tab.to);
+       cairo_arc (cr, _width, tab.to - arc_radius, arc_radius, M_PI / 2, M_PI);
+       cairo_line_to (cr, 0, tab.from + arc_radius);
        cairo_fill (cr);
 
-       pair<string, double> const f = fit_to_pixels (cr, g->name(), y2 - y1 - arc_radius * 2);
+       pair<string, double> const f = fit_to_pixels (cr, tab.group->name(), tab.to - tab.from - arc_radius * 2);
 
        cairo_text_extents_t ext;
-       cairo_text_extents (cr, g->name().c_str(), &ext);
+       cairo_text_extents (cr, tab.group->name().c_str(), &ext);
 
        cairo_set_source_rgb (cr, 1, 1, 1);
-       cairo_move_to (cr, _width - ext.height / 2, y1 + (f.second + y2 - y1) / 2);
+       cairo_move_to (cr, _width - ext.height / 2, tab.from + (f.second + tab.to - tab.from) / 2);
        cairo_save (cr);
        cairo_rotate (cr, - M_PI / 2);
        cairo_show_text (cr, f.first.c_str());
        cairo_restore (cr);
 }
 
-bool
-EditorGroupTabs::on_button_press_event (GdkEventButton* ev)
+double
+EditorGroupTabs::primary_coordinate (double, double y) const
 {
+       return y;
+}
+
+void
+EditorGroupTabs::reflect_tabs (list<Tab> const & tabs)
+{
+       list<Tab>::const_iterator j = tabs.begin ();
+       
        int32_t y = 0;
-       cout << y << "\n";
-       Editor::TrackViewList::iterator i = _editor->track_views.begin();
-       while (y < ev->y && i != _editor->track_views.end()) {
-               y += (*i)->effective_height ();
-               if (y < ev->y) {
-                       cout << "skip past " << (*i)->name() << "\n";
-                       ++i;
+       for (Editor::TrackViewList::iterator i = _editor->track_views.begin(); i != _editor->track_views.end(); ++i) {
+
+               if ((*i)->marked_for_display() == false) {
+                       continue;
                }
-       }
 
-       if (i == _editor->track_views.end()) {
-               return false;
-       }
-       
-       RouteGroup* g = (*i)->edit_group ();
-       if (g) {
-               g->set_active (!g->is_active (), this);
+               RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (*i);
+               if (rtv) {
+
+                       if (j == tabs.end()) {
+                               
+                               /* already run out of tabs, so no edit group */
+                               rtv->route()->set_route_group (0, this);
+                               
+                       } else {
+                               
+                               if (y >= j->to) {
+                                       /* this tab finishes before this track starts, so onto the next tab */
+                                       ++j;
+                               }
+
+                               double const h = y + (*i)->effective_height() / 2;
+
+                               if (j->from < h && j->to > h) {
+                                       rtv->route()->set_route_group (j->group, this);
+                               } else {
+                                       rtv->route()->set_route_group (0, this);
+                               }
+                               
+                       }
+               }
+
+               y += (*i)->effective_height ();
        }
+}
 
-       return true;
+
+Gtk::Menu*
+EditorGroupTabs::get_menu (RouteGroup *g)
+{
+       return _editor->_route_groups->menu (g);
 }