Add menu entries and shortcuts to increase and decrease the pixel size : control...

[synfig.git] / synfig-studio / trunk / src / gtkmm / canvasview.cpp

diff --git a/synfig-studio/trunk/src/gtkmm/canvasview.cpp b/synfig-studio/trunk/src/gtkmm/canvasview.cpp
index 416ae62..39d58f3 100644 (file)
--- a/synfig-studio/trunk/src/gtkmm/canvasview.cpp
+++ b/synfig-studio/trunk/src/gtkmm/canvasview.cpp
@@ -1320,6 +1320,15 @@ CanvasView::init_menus()
                                )
                        );
                }
+
+               Glib::RefPtr<Gtk::Action> action;
+
+               action=Gtk::Action::create("decrease-low-res-pixel-size", _("Decrease Low-Res Pixel Size"));
+               action_group->add( action,sigc::mem_fun(this, &studio::CanvasView::decrease_low_res_pixel_size));
+
+               action=Gtk::Action::create("increase-low-res-pixel-size",  _("Increase Low-Res Pixel Size"));
+               action_group->add( action, sigc::mem_fun(this, &studio::CanvasView::increase_low_res_pixel_size));
+
        }
 
        action_group->add( Gtk::Action::create("play", Gtk::Stock::MEDIA_PLAY),
@@ -2858,6 +2867,55 @@ CanvasView::rebuild_ducks()
 }
 
 void
+CanvasView::decrease_low_res_pixel_size()
+{
+       list<int> sizes = CanvasView::get_pixel_sizes();
+       int pixel_size = work_area->get_low_res_pixel_size();
+
+       for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
+               if (*iter == pixel_size)
+               {
+                       if (iter == sizes.begin())
+                               // we already have the smallest low-res pixels possible - turn off low-res instead
+                               work_area->set_low_resolution_flag(false);
+                       else
+                       {
+                               iter--;
+                               Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
+                               action->activate(); // to make sure the radiobutton in the menu is updated too
+                               work_area->set_low_resolution_flag(true);
+                       }
+                       break;
+               }
+}
+
+void
+CanvasView::increase_low_res_pixel_size()
+{
+       list<int> sizes = CanvasView::get_pixel_sizes();
+       int pixel_size = work_area->get_low_res_pixel_size();
+
+       if (!work_area->get_low_resolution_flag())
+       {
+               work_area->set_low_resolution_flag(true);
+               return;
+       }
+
+       for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
+               if (*iter == pixel_size)
+               {
+                       iter++;
+                       if (iter != sizes.end())
+                       {
+                               Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
+                               action->activate(); // to make sure the radiobutton in the menu is updated too
+                               work_area->set_low_resolution_flag(true);
+                       }
+                       break;
+               }
+}
+
+void
 CanvasView::on_dirty_preview()
 {
        if(!is_playing_)