1.1 --- a/gdc-broken_edge.cc	Thu Sep 21 10:29:29 2006 +0000
     1.2 +++ b/gdc-broken_edge.cc	Mon Sep 25 07:54:00 2006 +0000
     1.3 @@ -155,10 +155,12 @@
     1.4  
     1.5  GraphDisplayerCanvas::LoopEdge::LoopEdge(Gnome::Canvas::Group& _group,
     1.6      Edge _edge, GraphDisplayerCanvas& _canvas) :
     1.7 -  EdgeBase(_group, _edge, _canvas), line(*this)
     1.8 +  EdgeBase(_group, _edge, _canvas), line(*this), isbutton(false)
     1.9  {
    1.10 -  line.property_fill_color().set_value("green");
    1.11 -  line.property_width_units().set_value(10);    
    1.12 +  arrow.signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::LoopEdge::edgeFormerEventHandler));
    1.13 +
    1.14 +  line.property_outline_color().set_value("green");
    1.15 +  line.property_width_units().set_value(10);
    1.16    line.lower_to_bottom();
    1.17  
    1.18    draw();
    1.19 @@ -199,5 +201,36 @@
    1.20  
    1.21  void GraphDisplayerCanvas::LoopEdge::setFillColor(Gdk::Color c)
    1.22  {
    1.23 -  line.property_fill_color_gdk().set_value(c);
    1.24 +  line.property_outline_color_gdk().set_value(c);
    1.25  }
    1.26 +
    1.27 +bool GraphDisplayerCanvas::LoopEdge::edgeFormerEventHandler(GdkEvent* e)
    1.28 +{
    1.29 +  switch(e->type)
    1.30 +  {
    1.31 +    case GDK_BUTTON_PRESS:
    1.32 +      if(canvas.getActualTool()!=CREATE_NODE)
    1.33 +      {
    1.34 +        canvas.toggleEdgeActivity(this, true);
    1.35 +        isbutton=true;
    1.36 +      }
    1.37 +      break;
    1.38 +    case GDK_BUTTON_RELEASE:
    1.39 +      if(canvas.getActualTool()!=CREATE_NODE)
    1.40 +      {
    1.41 +        canvas.toggleEdgeActivity(this, false);
    1.42 +        isbutton=false;
    1.43 +      }
    1.44 +      break;
    1.45 +    case GDK_MOTION_NOTIFY:
    1.46 +      if(isbutton)
    1.47 +      {
    1.48 +        canvas.mytab.mapstorage.arrow_pos.set(edge, XY(e->motion.x, e->motion.y));
    1.49 +
    1.50 +        draw();
    1.51 +        canvas.textReposition(canvas.mytab.mapstorage.arrow_pos[edge]);
    1.52 +      }
    1.53 +    default: break;
    1.54 +  }
    1.55 +  return true;
    1.56 +}