<p>JGraphEd 是一个 Java 的图形编辑应用和绘图框架。JGraphEd provides a variety of features such as:</p>    <ul>     <li>Interactive graph creation (nodes, edges [directed, curved])</li>     <li>File loading abilities</li>     <li>Multiple graphs can be edited or drawn simultaneously in their own windows</li>     <li>Unlimited level undo & redo</li>     <li>Planarity Test and Planar Embedding [O(n) using PQ-Tree]</li>     <li>Biconnected Component finding & display [O(n) (n nodes, m edges)]</li>     <li>St Numbering & display [O(n)]</li>     <li>Make Biconnected planar operation [O(n)]</li>     <li>Make Maximal planar operation (triangulate) [O(n)]</li>     <li>Canonical Ordering of a maximal planar graph [O(n)]</li>     <li>Normal Labeling of a maximal planar graph [O(n)]</li>     <li>Schnyder Straight Line Grid Embedding (n-2 x n-2 grid) of planar graphs [O(n)]</li>     <li>Timothy Chan's Binary Straight Line Grid Embedding (n-1 x 2<sup>SQRT(2logn)</sup>SQRT(2logn) grid) of binary trees [O(n)]</li>     <li>Minimum Spanning tree display [O(mlogn)]</li>     <li>Dijkstra Shortest Path display [O(mlogn)]</li>    </ul>    <p><img style="width:607px;height:458px;" alt="Java 绘图框架 JGraphEd" src="https://simg.open-open.com/show/10ec7b8c1376d67cbfcb074453e17fb7.gif" /><br /> <br /> </p>    <p><strong>项目主页：</strong><a href="http://www.open-open.com/lib/view/home/1323354466343" target="_blank">http://www.open-open.com/lib/view/home/1323354466343</a></p>