/*
Copyright 2011-2016 Google Inc. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package com.google.security.zynamics.zylib.yfileswrap.gui.zygraph.editmode.helpers;

import y.base.Node;
import y.view.Graph2D;
import y.view.LineType;
import y.view.NodeRealizer;

/**
 * Helper class for highlighting the border of nodes.
 */
public final class CNodeHighlighter {
  /**
   * Highlights the border of a node.
   * 
   * @param node The node to highlight.
   * @param state True, to highlight the node. False, to unhighlight it.
   */
  public static void highlightNode(final Node node, final boolean state) {
    final NodeRealizer r = ((Graph2D) node.getGraph()).getRealizer(node);

    if (r == null) {
      return;
    }

    if (state) {
      if (r.getLineType() == LineType.LINE_2) {
        r.setLineType(LineType.LINE_5);
      }
    } else {
      if (r.getLineType() == LineType.LINE_5) {
        r.setLineType(LineType.LINE_2);
      }
    }
  }
}