Changeset 151:72f1c33f89d4 in glemon-0.x for gdc-broken_edge.cc

Timestamp:

09/25/06 09:54:00 (18 years ago)

Author:

Akos Ladanyi

Branch:

default

Phase:

public

Convert:

svn:c9d7d8f5-90d6-0310-b91f-818b3a526b0e/glemon/trunk@2953

Message:

LoopEdge? improvements.

File:

• gdc-broken_edge.cc (modified) (2 diffs)

gdc-broken_edge.cc

@@ -156 +156 @@
 GraphDisplayerCanvas::LoopEdge::LoopEdge(Gnome::Canvas::Group& _group,
     Edge _edge, GraphDisplayerCanvas& _canvas) :
-  EdgeBase(_group, _edge, _canvas), line(*this)
-{
-  line.property_fill_color().set_value("green");
-  line.property_width_units().set_value(10);    
+  EdgeBase(_group, _edge, _canvas), line(*this), isbutton(false)
+{
+  arrow.signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::LoopEdge::edgeFormerEventHandler));
+
+  line.property_outline_color().set_value("green");
+  line.property_width_units().set_value(10);
   line.lower_to_bottom();
 
@@ -200 +202 @@
 void GraphDisplayerCanvas::LoopEdge::setFillColor(Gdk::Color c)
 {
-  line.property_fill_color_gdk().set_value(c);
-}
+  line.property_outline_color_gdk().set_value(c);
+}
+
+bool GraphDisplayerCanvas::LoopEdge::edgeFormerEventHandler(GdkEvent* e)
+{
+  switch(e->type)
+  {
+    case GDK_BUTTON_PRESS:
+      if(canvas.getActualTool()!=CREATE_NODE)
+      {
+        canvas.toggleEdgeActivity(this, true);
+        isbutton=true;
+      }
+      break;
+    case GDK_BUTTON_RELEASE:
+      if(canvas.getActualTool()!=CREATE_NODE)
+      {
+        canvas.toggleEdgeActivity(this, false);
+        isbutton=false;
+      }
+      break;
+    case GDK_MOTION_NOTIFY:
+      if(isbutton)
+      {
+        canvas.mytab.mapstorage.arrow_pos.set(edge, XY(e->motion.x, e->motion.y));
+
+        draw();
+        canvas.textReposition(canvas.mytab.mapstorage.arrow_pos[edge]);
+      }
+    default: break;
+  }
+  return true;
+}