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public class MonGraphModel implements GraphModel {
MForm form ;
private Vector<GraphModelListener> graphModelListeners;
private Vector<UndoableEditListener> undoableEditListeners;
protected AttributeMap attributes;
protected HashMap<Object, AttributeMap> Hashattributes;
protected int updateLevel;
protected CompoundEdit compoundEdit;
protected Collection currentUpdate;
protected int x = -80;
public MonGraphModel(MForm f) {
Mform = f;
Hashattributes = new HashMap();
graphModelListeners = new Vector<GraphModelListener>();
undoableEditListeners = new Vector<UndoableEditListener>();
updateLevel= 0;
compoundEdit = null;
currentUpdate = new ArrayList();
}
public boolean acceptsSource(Object edge, Object port) {
return null;// reste à faire
}
public boolean acceptsTarget(Object edge, Object port) {
return null;// reste à faire
}
public void addGraphModelListener(GraphModelListener l) {
graphModelListeners.addElement(l);
}
public void addUndoableEditListener(UndoableEditListener listener) {
undoableEditListeners.add( listener);
}
public void beginUpdate() {
if (updateLevel == 0) {
compoundEdit = createCompoundEdit();
}
updateLevel++;
}
protected CompoundEdit createCompoundEdit()
{
return new CompoundEdit();
}
public Map cloneCells(Object[] cells) {
MComponent [] comp = ( MComponent[]) cells;
Map map = new Hashtable();
for ( int i = 0 ; i < comp.length ; i ++){
map.put(comp[i], comp[i].clone()) ;
}
Iterator it = map.entrySet().iterator();
Object obj, cell, parent ;
while (it.hasNext()) {
Map.Entry entry = (Map.Entry) it.next();
obj = entry.getValue();
cell = entry.getKey();
// Replaces the cloned cell's parent with the parent's clone
parent = getParent(cell);
if (parent != null)
parent = map.get(parent);
if (parent != null)
((DefaultMutableTreeNode) parent)
.add((DefaultMutableTreeNode) obj);
// Replaces the anchors for ports
if (obj instanceof Port) {
Object anchor = ((Port) obj).getAnchor();
if (anchor != null)
((Port) obj).setAnchor((Port) map.get(anchor));
}
}
return map;
}
public boolean contains(Object node) {
MComponent comp = (MComponent) node;
Component parentNode = null;
while ((parentNode = ((MComponent) comp ).getParent()) != null){
comp = parentNode;
}
return form.contains(comp);
}
public Iterator edges(Object port) {
ArrayList<MRoute> routes = form.getRoutes();
Iterator<MRoute> it = routes.iterator();
return it ;
}
public void edit(Map attributes, ConnectionSet cs, ParentMap pm,UndoableEdit[] e) {
// TODO Auto-generated method stub
}
public void endUpdate() {
updateLevel--;
if (updateLevel == 0) {
compoundEdit.end();
_postEdit(compoundEdit);
compoundEdit = null;
}
}
protected void _postEdit(UndoableEdit e){
UndoableEditEvent ev = new UndoableEditEvent(form, e);
Enumeration cursor = ((Vector)undoableEditListeners.clone()).elements();
while (cursor.hasMoreElements()) {
((UndoableEditListener)cursor.nextElement()).undoableEditHappened(ev);
}
}
public void execute(ExecutableChange change) {
change.execute();
beginUpdate();
currentUpdate.add(change);
endUpdate();
}
public AttributeMap getAttributes(Object cell) {
if (Hashattributes.containsKey(cell)){
attributes = Hashattributes.get(cell);
} else {
x += 90;
attributes = new AttributeMap();
int arrow = GraphConstants.ARROW_CLASSIC;
GraphConstants.setBounds(attributes, new Rectangle2D.Double
( 20 , x , 80, 30));
GraphConstants.setBackground(attributes,Color.green);
GraphConstants.setGradientColor(attributes,Color.darkGray);
GraphConstants.setOpaque(attributes, true);
GraphConstants.setLineEnd(attributes, arrow);
GraphConstants.setEndFill(attributes, true);
Hashattributes.put( cell, attributes);
}
return attributes ;
}
public Object getChild(Object parent, int index) {
MComponent comp = (MComponent) parent;
return comp.getChild(index);
}
public int getChildCount(Object parent) {
if (parent instanceof MComponent){
return ((MComponent) parent).getChildCount();
}else {
return 0;
}
}
public int getIndexOfChild(Object parent, Object child) {
if (parent == null || child == null){
return -1;
}else {
return ((MComponent) parent).getIndexOfChild((MComponent) child);
}
}
public int getIndexOfRoot(Object root) {
if (root == null ) {
return - 1;
} else {
return 0;
}
}
public Object getParent(Object child) {
if ((child != null && child instanceof MComponent)){
if ( child != form ){
return ((MComponent) child).getParent();
} else {
return null;
}
}else {
return null;
}
}
public Object getRootAt(int index) {
if ( index == 0 ){
return form;
}
else {
return form ;
}
}
public Object getRootAt() {
return form ;
}
public int getRootCount() {
return 1;
}
public Object getSource(Object edge) {
return null ; //???????????????????????????
}
public Object getTarget(Object edge) {
return null; //??????????????????????????
}
public Object getValue(Object node) {
if ( node instanceof MComponent){
return node ;
}else {
return null;
}
}
public void insert(Object[] roots, Map attributes, ConnectionSet cs, ParentMap pm, UndoableEdit[] edits) {
??????????????????????
}
public boolean isEdge(Object edge) {
//?????????????????????????
}
public boolean isLeaf(Object component) {
//???????????????????????????
}
public boolean isPort(Object port) {
return false; //??????????????????????
}
public void remove(Object[] roots) {
// TODO Auto-generated method stub
}
public void removeGraphModelListener(GraphModelListener l) {
graphModelListeners.remove(l);;
}
public void removeUndoableEditListener(UndoableEditListener listener) {
undoableEditListeners.remove(listener);
}
public void toBack(Object[] cells) {
}
public void toFront(Object[] cells) {
}
public Object valueForCellChanged(Object cell, Object newValue) {
return null;
}
protected void fireGraphChanged(Object source ,GraphModelEvent.GraphModelChange edit){
GraphModelEvent e = new GraphModelEvent(source, edit);
for (GraphModelListener gml : graphModelListeners) {
gml.graphChanged(e);
}
}
Merci |
Implémenter GraphModel [JGraph]
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