1.1 --- a/graph_displayer_canvas.cc Thu Dec 28 15:31:39 2006 +0000
1.2 +++ b/graph_displayer_canvas.cc Wed Jan 10 14:37:46 2007 +0000
1.3 @@ -25,7 +25,8 @@
1.4 nodetextmap(mainw.mapstorage.graph), displayed_graph(*(root()), 0, 0),
1.5 isbutton(0), active_item(NULL), target_item(NULL), nodemap_to_edit(""),
1.6 edgemap_to_edit(""), autoscale(true), zoomtrack(false), radius_size(20), edge_width(10),
1.7 - was_redesigned(false), is_drawn(false), mytab(mainw)
1.8 + was_redesigned(false), is_drawn(false), mytab(mainw),
1.9 + background_set(false)
1.10 {
1.11 //base event handler is move tool
1.12 actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::moveEventHandler), false);
1.13 @@ -34,6 +35,32 @@
1.14 active_node=INVALID;
1.15 active_edge=INVALID;
1.16 forming_edge=INVALID;
1.17 +
1.18 + setBackground();
1.19 +}
1.20 +
1.21 +void GraphDisplayerCanvas::setBackground()
1.22 +{
1.23 + if (background_set)
1.24 + {
1.25 + delete background;
1.26 + }
1.27 + if (mytab.mapstorage.isBackgroundSet())
1.28 + {
1.29 + background_set = true;
1.30 + refBackground = Gdk::Pixbuf::create_from_file(
1.31 + mytab.mapstorage.getBackgroundFilename());
1.32 + background = new Gnome::Canvas::Pixbuf(
1.33 + *(root()),
1.34 + 0.0 - refBackground->get_width() / 2.0,
1.35 + 0.0 - refBackground->get_height() / 2.0,
1.36 + refBackground);
1.37 + background->lower_to_bottom();
1.38 + }
1.39 + else
1.40 + {
1.41 + background_set = false;
1.42 + }
1.43 }
1.44
1.45 GraphDisplayerCanvas::~GraphDisplayerCanvas()