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+// --- SiGMa (API version) JavaSCript connector ---
+// Contains the functions to send data to a SiGMa.swf instance.
+
+// You have to initialize this parameter before using the
+// different functions:
+var sigmaDOM;
+var outputFunction;
+
+// This function starts the layout algorithm:
+function initForceAtlas(){
+  try{
+    sigmaDOM.initForceAtlas();
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// This function stops the layout algorithm:
+function killForceAtlas(){
+  try{
+    sigmaDOM.killForceAtlas();
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// This function delete the whole graph in SiGMa:
+function deleteGraph(){
+  try{
+    sigmaDOM.deleteGraph();
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// This function pushes each non-existing node and edge in the graph,
+// and removes the ones that were in SiGMa:
+function updateGraph(graph){
+  try{
+    sigmaDOM.updateGraph(graph);
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// This function pushes each non-existing node and edge in the graph,
+// and updates the ones that are already in SiGMa:
+function pushGraph(graph){
+  try{
+    sigmaDOM.pushGraph(graph);
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// This function activates the fish-eye zoom:
+function activateFishEye(){
+  try{
+    sigmaDOM.activateFishEye();
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// This function desactivates the fish-eye zoom:
+function deactivateFishEye(){
+  try{
+    sigmaDOM.deactivateFishEye();
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// This function sets the color of the nodes relatively to one
+// attribute:
+function setColor(field,attributes){
+  try{
+    sigmaDOM.setColor(field,attributes);
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// This function sets the color of the nodes relatively to one
+// attribute:
+function setSize(field){
+  try{
+    sigmaDOM.setSize(field);
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// This function recenters the graph in SiGMa (basically, it
+// cancels each zooming action and every drag'n'drop):
+function recenterGraph(){
+  try{
+    sigmaDOM.resetGraphPosition();
+  }catch(e){
+    if(outputFunction){
+      outputFunction(e.description);
+    }
+  } 
+}
+
+// /!\ This script is just a draft, most of the methods might change
+//     soon, and a lot of missing features are already in development...