Exemple #1
0
 /**
  * Function: mergeChildrenImpl
  * 
  * Clones the children of the source cell into the given target cell in
  * this model and adds an entry to the mapping that maps from the source
  * cell to the target cell with the same id or the clone of the source cell
  * that was inserted into this model.
  */
 function mergeChildrenImpl($from, $to, $cloneAllEdges, $mapping)
 {
     $this->beginUpdate();
     try {
         $childCount = $from->getChildCount();
         for ($i = 0; $i < $childCount; $i++) {
             $cell = $from->getChildAt($i);
             $id = $cell->getId();
             $target = isset($d) && (!$this->isEdge($cell) || !$cloneAllEdges) ? $this->getCell($id) : null;
             // Clones and adds the child if no cell exists for the id
             if (!isset($target)) {
                 $clone = $cell->clone();
                 $clone->setId($id);
                 // Sets the terminals from the original cell to the clone
                 // because the lookup uses strings not cells in PHP
                 $clone->setTerminal($cell->getTerminal(true), true);
                 $clone->setTerminal($cell->getTerminal(false), false);
                 // Do *NOT* use model.add as this will move the edge away
                 // from the parent in updateEdgeParent if maintainEdgeParent
                 // is enabled in the target model
                 $target = $to->insert($clone);
                 $this->cellAdded($target);
             }
             // Stores the mapping for later reconnecting edges
             $mapping[mxCellPath::create($cell)] = $target;
             // Recurses
             $this->mergeChildrenImpl($cell, $target, $cloneAllEdges, $mapping);
         }
     } catch (Exception $e) {
         $this->endUpdate();
         throw $e;
     }
     $this->endUpdate();
 }
Exemple #2
0
 /**
  * Function: getId
  *
  * Returns the ID of the specified object. This implementation
  * calls <reference> first and if that returns null handles
  * the object as an <mxCell> by returning their IDs using
  * <mxCell.getId>. If no ID exists for the given cell, then
  * an on-the-fly ID is generated using <mxCellPath.create>.
  *
  * Parameters:
  *
  * obj - Object to return the ID for.
  */
 function getId($obj)
 {
     $id = null;
     if (isset($obj)) {
         $id = $this->reference($obj);
         if (!isset($id) && mxCodecRegistry::getName($obj) == "mxCell") {
             $id = $obj->getId();
             if (!isset($id)) {
                 // Uses an on-the-fly Id
                 $id = mxCellPath::create($obj);
                 if (strlen($id) == 0) {
                     $id = "root";
                 }
             }
         }
     }
     return $id;
 }