/**
* 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;
}
/**
* 往流程图编辑器中增加一个元素
*
* @param ele
*/
public DefaultGraphCell insertFlowElement(FlowElementObject ele) {
if (this.graph == null) return null;
if (ele.getId() == 0) {
int id = (new IDService()).getProcessID();
ele.setId(id);
}
DefaultGraphCell cell = new DefaultGraphCell();
cell.setUserObject(ele);
if (ele.getImageResource() != null) {
GraphConstants.setIcon(cell.getAttributes(), UIUtil.loadImageIcon(ele.getImageResource()));
}
// 自动设置大小
// GraphConstants.setAutoSize(cell.getAttributes(), true);
GraphConstants.setOpaque(cell.getAttributes(), true);
// GraphConstants.setBackground(cell.getAttributes(), Color.YELLOW);
GraphConstants.setLineColor(cell.getAttributes(), Color.RED);
GraphConstants.setLineWidth(cell.getAttributes(), 1.5f);
GraphConstants.setLineStyle(cell.getAttributes(), GraphConstants.STYLE_SPLINE);
// GraphConstants.setSizeable(cell.getAttributes(),false);
GraphConstants.setBorder(
cell.getAttributes(), BorderFactory.createLineBorder(Color.BLACK)); // 外框颜色
// GraphConstants.setBounds(cell.getAttributes(), new
// Rectangle2D.Double(
// 10, 10, 80, 40));
GraphConstants.setBounds(
cell.getAttributes(),
new Rectangle2D.Double(
ele.getLeft().doubleValue(),
ele.getTop().doubleValue(),
ele.getWidth().doubleValue(),
ele.getHeight().doubleValue()));
GraphConstants.setEditable(cell.getAttributes(), false);
cell.addPort();
this.graph.getGraphLayoutCache().insert(cell); // 向图形编辑器写入处理后的图片.
return cell;
}