/**
* 创建连接线的相关属性
*
* @return
*/
public Map createEdgeAttributes() {
Map map = new Hashtable();
// Add a Line End Attribute
GraphConstants.setLineEnd(map, GraphConstants.ARROW_TECHNICAL);
// Add a label along edge attribute
GraphConstants.setLabelAlongEdge(map, false);
GraphConstants.setEndFill(map, true);
GraphConstants.setLineWidth(map, 1.0f);
GraphConstants.setLineColor(map, Color.black);
GraphConstants.setEditable(map, false);
return map;
}
@Override
public AttributeMap getDefaultEdgeAttributes() {
AttributeMap map = new AttributeMap();
GraphConstants.setLineEnd(map, GraphConstants.ARROW_TECHNICAL);
GraphConstants.setEndFill(map, true);
GraphConstants.setLabelAlongEdge(map, true);
GraphConstants.setForeground(map, Color.decode("#25507C"));
// GraphConstants.setFont(map, GraphConstants.DEFAULTFONT.deriveFont(Font.BOLD, 12));
GraphConstants.setLineColor(map, Color.decode("#7AA1E6"));
return map;
}
/**
* Creates and returns a map of attributes to be used as defaults for edge attributes, depending
* on the specified graph.
*
* @param jGraphTGraph the graph for which default edge attributes to be created.
* @return a map of attributes to be used as default for edge attributes.
*/
public static <V, E> AttributeMap createDefaultEdgeAttributes(Graph<V, E> jGraphTGraph) {
AttributeMap map = new AttributeMap();
if (jGraphTGraph instanceof DirectedGraph<?, ?>) {
GraphConstants.setLineEnd(map, GraphConstants.ARROW_TECHNICAL);
GraphConstants.setEndFill(map, true);
GraphConstants.setEndSize(map, 10);
}
GraphConstants.setForeground(map, Color.decode("#25507C"));
GraphConstants.setFont(map, GraphConstants.DEFAULTFONT.deriveFont(Font.BOLD, 12));
GraphConstants.setLineColor(map, Color.decode("#7AA1E6"));
return map;
}