Revert "Drag around all selected nodes, not just one - implements #79"

This reverts commit fa789dff2e.

app/assets/javascripts/Jit/graphsettings-event-handlers.js

@@ -73,6 +73,24 @@ function nodeWasDoubleClicked() {
    }
 }//nodeWasDoubleClicked;
 
+function selectNode(node) {
+  node.selected = true;
+  node.setData('dim', 30, 'current');
+  node.setData('onCanvas',true);
+  node.eachAdjacency(function (adj) {
+    selectEdge(adj);
+  });
+}
+
+function deselectNode(node) {
+  delete node.selected;
+  node.setData('onCanvas', false);
+  node.eachAdjacency(function(adj) {
+    deselectEdge(adj);
+  });
+  node.setData('dim', 25, 'current');
+}
+
 function selectNodeOnClickHandler(node, e) {
   if (Mconsole.busy) return;
 
@@ -139,25 +157,10 @@ function onDragMoveTopicHandler(node, eventInfo, e) {
        var pos = eventInfo.getPos();
        // if it's a left click, move the node
        if (e.button == 0 && !e.altKey && (e.buttons == 0 || e.buttons == 1 || e.buttons == undefined)) {
-           var len = MetamapsModel.selectedNodes.length;
-
-           //first define offset for each node
-           var xOffset = new Array();
-           var yOffset = new Array();
-           for (var i = 0; i < len; i += 1) {
-             n = MetamapsModel.selectedNodes[i];
-             xOffset[i] = n.getData('xloc') - node.getData('xloc');
-             yOffset[i] = n.getData('yloc') - node.getData('yloc');
-           }
-
-           for (var i = 0; i < len; i += 1) {
-             n = MetamapsModel.selectedNodes[i];
-             n.pos.setc(pos.x + xOffset[i], pos.y + yOffset[i]);
-             n.setData('xloc', pos.x + xOffset[i]);
-             n.setData('yloc', pos.y + yOffset[i]);
-           }
-
            dragged = node.id;
+           node.pos.setc(pos.x, pos.y);
+           node.data.$xloc = pos.x;
+           node.data.$yloc = pos.y;
            Mconsole.plot();
        }
        // if it's a right click or holding down alt, start synapse creation  ->third option is for firefox

app/assets/javascripts/Jit/graphsettings-model.js

@@ -9,9 +9,8 @@ var MetamapsModel = new Object();
 
 MetamapsModel.embed = false;
 
-//array of all selected edges, same for nodes
+//array of all selected edges
 MetamapsModel.selectedEdges = new Array();
-MetamapsModel.selectedNodes = new Array();
 
 //is any showcard open right now? which one?
 MetamapsModel.showcardInUse = null;

app/assets/javascripts/Jit/graphsettings.js

@@ -480,7 +480,6 @@ function onDragEndTopicHandler(node, eventInfo, e, allowRealtime) {
     tempNode2 = null;
     tempInit = false;
   } else if (dragged != 0 && goRealtime) {
-    //TODO: dragged is invalid if multiple nodes were dragged
     saveLayout(dragged); 
   }
 }//onDragEndTopicHandler

app/assets/javascripts/Jit/select-edit-delete-nodes-and-edges.js

@@ -287,29 +287,6 @@ function deleteSelectedEdges() {
   MetamapsModel.selectedEdges = new Array();
 }
 
-function selectNode(node) {
-  node.selected = true;
-  node.setData('dim', 30, 'current');
-  node.setData('onCanvas',true);
-  node.eachAdjacency(function (adj) {
-    selectEdge(adj);
-  });
-  MetamapsModel.selectedNodes.push(node);
-}
-
-function deselectNode(node) {
-  delete node.selected;
-  node.setData('onCanvas', false);
-  node.eachAdjacency(function(adj) {
-    deselectEdge(adj);
-  });
-  node.setData('dim', 25, 'current');
-
-  //remove the node
-  MetamapsModel.selectedNodes.splice(
-    MetamapsModel.selectedNodes.indexOf(node), 1);
-}
-
 function selectEdge(edge) {
   var showDesc = edge.getData("showDesc");
   if (! showDesc) {