Revert "Reverted unstable changes from db74c6394392fd5c03362de1d98a0c4d2880d103"

This reverts commit c7dcf9faf8.

Conflicts:

	mindplot/src/main/javascript/DragPivot.js

mindplot/src/main/javascript/Designer.js

@@ -133,29 +133,19 @@ mindplot.Designer = new Class({
                 if (!dragTopic.isFreeLayoutOn(event)) {
                     // The node is being drag. Is the connection still valid ?
                     dragConnector.checkConnection(dragTopic);
+
+                    if (!dragTopic.isVisible() && dragTopic.isConnected()) {
+                        dragTopic.setVisibility(true);
+                    }
+
                 }
             });
 
             dragger.addEvent('enddragging', function(event, dragTopic) {
-                // Enable all mouse events.
                 for (var i = 0; i < topics.length; i++) {
                     topics[i].setMouseEventsEnabled(true);
                 }
-                // Topic must be positioned in the real board postion.
-                if (dragTopic._isInTheWorkspace) {
-                    var draggedTopic = dragTopic.getDraggedTopic();
-
-                    // Hide topic during draw ...
-                    draggedTopic.setBranchVisibility(false);
-                    var parentNode = draggedTopic.getParent();
                 dragTopic.applyChanges(workspace);
-
-                    // Make all node visible ...
-                    draggedTopic.setVisibility(true);
-                    if (parentNode != null) {
-                        parentNode.setBranchVisibility(true);
-                    }
-                }
             });
 
             return dragger;

mindplot/src/main/javascript/DragManager.js

@@ -37,7 +37,7 @@ mindplot.DragManager = new Class({
                 // Set initial position.
                 var dragNode = node.createDragNode();
                 var mousePos = screen.getWorkspaceMousePosition(event);
-                dragNode.setPosition(mousePos.x, mousePos.y);
+//                dragNode.setPosition(mousePos.x, mousePos.y);
 
                 // Register mouse move listener ...
                 var mouseMoveListener = dragManager._buildMouseMoveListener(workspace, dragNode, dragManager);

mindplot/src/main/javascript/DragPivot.js

@@ -20,13 +20,17 @@ mindplot.DragPivot = new Class({
     initialize:function() {
         this._position = new core.Point();
         this._size = mindplot.DragTopic.PIVOT_SIZE;
-        this._line = null;
 
         this._straightLine = this._buildStraightLine();
         this._curvedLine = this._buildCurvedLine();
         this._dragPivot = this._buildRect();
         this._connectRect = this._buildRect();
         this._targetTopic = null;
+        this._isVisible = false;
+    },
+
+    isVisible:function() {
+        return this._isVisible;
     },
 
     getTargetTopic : function() {
@@ -65,7 +69,7 @@ mindplot.DragPivot = new Class({
         // Calculate pivot connection point ...
         var size = this._size;
         var targetPosition = targetTopic.getPosition();
-        var line = this._line;
+        var line = this._getConnectionLine();
 
         // Update Line position.
         var isAtRight = mindplot.util.Shape.isAtRight(targetPosition, position);
@@ -77,14 +81,10 @@ mindplot.DragPivot = new Class({
         var cy = position.y - (parseInt(size.height) / 2);
         pivotRect.setPosition(cx, cy);
 
-        // Display elements if it's required...
-        if (!pivotRect.isVisible()) {
         // Make line visible only when the position has been already changed.
         // This solve several strange effects ;)
         var targetPoint = targetTopic.workoutIncomingConnectionPoint(pivotPoint);
         line.setTo(targetPoint.x, targetPoint.y);
-            this.setVisibility(true);
-        }
     },
 
     setPosition : function(point) {
@@ -114,15 +114,34 @@ mindplot.DragPivot = new Class({
     },
 
     setVisibility : function(value) {
-        value = false;
+        if (this.isVisible() != value) {
+
             var pivotRect = this._getPivotRect();
             pivotRect.setVisibility(value);
 
             var connectRect = this._connectRect;
             connectRect.setVisibility(value);
-        if (this._line) {
+
-            this._line.setVisibility(value);
+            var line = this._getConnectionLine();
+            if (line) {
+                line.setVisibility(value);
             }
+            this._isVisible = value;
+        }
+    },
+
+    // If the node is connected, validate that there is a line connecting both...
+    _getConnectionLine : function() {
+        var result = null;
+        var parentTopic = this._targetTopic;
+        if (parentTopic) {
+            if (parentTopic.getType() == mindplot.model.INodeModel.CENTRAL_TOPIC_TYPE) {
+                result = this._straightLine;
+            } else {
+                result = this._curvedLine;
+            }
+        }
+        return result;
     },
 
     addToWorkspace : function(workspace) {
@@ -174,14 +193,7 @@ mindplot.DragPivot = new Class({
         $assert(targetTopic, 'parent can not be null');
 
         this._position = position;
-
         this._targetTopic = targetTopic;
-        if (targetTopic.getType() == mindplot.model.INodeModel.CENTRAL_TOPIC_TYPE) {
-            this._line = this._straightLine;
-        } else {
-            this._line = this._curvedLine;
-        }
-        this._line.setVisibility(true);
 
         // Connected to Rect ...
         var connectRect = this._connectRect;
@@ -212,6 +224,5 @@ mindplot.DragPivot = new Class({
 
         this.setVisibility(false);
         this._targetTopic = null;
-        this._line = null;
     }
 });

mindplot/src/main/javascript/DragTopic.js

@@ -67,6 +67,16 @@ mindplot.DragTopic = new Class({
         }
     },
 
+    setVisibility:function(value) {
+        var dragPivot = this._getDragPivot();
+        dragPivot.setVisibility(value);
+    },
+
+    isVisible:function() {
+        var dragPivot = this._getDragPivot();
+        return dragPivot.isVisible();
+    },
+
     getInnerShape : function() {
         return this._elem2d;
     },
@@ -110,6 +120,7 @@ mindplot.DragTopic = new Class({
         var dragPivot = this._getDragPivot();
         var position = predict.position;
         dragPivot.connectTo(parent, position);
+        dragPivot.setVisibility(true);
 
         this.setOrder(predict.order);
     },

mindplot/src/main/javascript/Topic.js

@@ -1163,6 +1163,7 @@ mindplot.Topic = new Class({
         var targetTopic = this.getOutgoingConnectedTopic();
         if ($defined(targetTopic)) {
             result.connectTo(targetTopic);
+            result.setVisibility(false);
         }
 
         // If a drag node is create for it, let's hide the editor.