diff options
| -rw-r--r-- | index.html | 30 |
1 files changed, 28 insertions, 2 deletions
@@ -610,22 +610,48 @@ } else { + /* + * For reverse edges, (that is, edges from input port to outport) : + * If the source is input port, and target is an output port + * NOTE: Manipulation of source object and target object + * with respect to current edge is not possible, + * as mxGraph.prototype.addEdge(@parameters) function is + * called just before the creation of the edge. + * Hence, the following code creates a identical new edge + * to replace the current edge. + */ + if((source.value.indexOf('Input') != -1 && target.value.indexOf('Output') != -1) || (target.value == 'CommandPort' && source.value == 'ControlPort')) { - console.log('sdsd'); + + // Begin graph DOM update graph.getModel().beginUpdate(); + try { + + // Insert new edge in place of current edge var newEdge = graph.insertEdge(parent, null, '', target, source); + + // Get points for the current edge from the global edgeState object var waypoints = edgeState.absolutePoints; + + // Reverse waypoint array waypoints.reverse(); + + // Set the points for the new edge newEdge.geometry.points = waypoints; } finally { graph.getModel().endUpdate(); } + // Return null for the current edge, + + /* + * Return null for the current edge, + * since we have created a new edge above to replace it + */ return null; - console.log('dsd'); } // If the edge is legit, return the edge. return mxGraph.prototype.addEdge.apply(this, arguments); |