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- package ui.controller;
- import java.util.ArrayList;
- import java.util.HashMap;
- import java.util.Iterator;
- import classes.AbstractCpsObject;
- import classes.CpsEdge;
- import classes.CpsUpperNode;
- import classes.Position;
- import ui.model.Model;
- import ui.view.UpperNodeCanvas;
- public class NodeController {
- private Model model;
- private CanvasController cvs;
- private MultiPurposeController mpC;
- public NodeController(Model model, CanvasController cvs, MultiPurposeController mpC) {
- // TODO Auto-generated constructor stub
- this.model = model;
- this.cvs = cvs;
- this.mpC = mpC;
- }
- /**
- * Add a CpsUpperNode into Canvas
- *
- * @param nodeName
- * @param upperNode
- */
- public void doUpperNode(String nodeName, CpsUpperNode upperNode, ArrayList<AbstractCpsObject> toGroup) {
- CpsUpperNode node = new CpsUpperNode(nodeName);
- node.setPosition(calculatePos(toGroup));
- makeAdjacent(node, upperNode, toGroup);
- makeNodeOfNodes(node, upperNode, toGroup);
- backupOldEdges(node, upperNode);
- if (upperNode == null)
- cvs.addNewObject(node);
- else
- addObjectInUpperNode(node, upperNode);
- }
- /**
- * Delete a CpsUpperNode from the Canvas
- *
- * @param node
- * @param upperNode
- */
- public void undoUpperNode(CpsUpperNode node, CpsUpperNode upperNode) {
- restoreOldEdges(node, upperNode);
- unmakeNodesOfNodes(node, upperNode);
- unmakeAdjacent(node, upperNode);
- if (upperNode == null)
- cvs.deleteObjectOnCanvas(node);
- else
- deleteObjectInUpperNode(node, upperNode);
- }
- /**
- * Put selected Nodes inside the Upper Node
- *
- * @param node
- * @param upperNode
- */
- private void makeNodeOfNodes(CpsUpperNode node, CpsUpperNode upperNode, ArrayList<AbstractCpsObject> toGroup) {
- ArrayList<AbstractCpsObject> nodes = node.getNodes();
- ArrayList<CpsEdge> toDelete = new ArrayList<>();
- // Put all selected Nodes into the Upper Node
- for (Iterator<AbstractCpsObject> it = toGroup.iterator(); it.hasNext();) {
- // füge Neue Objecte in Neuen Node hinzu
- AbstractCpsObject obj = it.next();
- // POSITION MUSS NEU GEMACHT WERDEN FÜR OBJECTS IN NODE OF NODE
- // obj.setPosition((obj.getPosition().x + node.getPosition().x) / 2,
- // (obj.getPosition().y + node.getPosition().y) / 2);
- addObjectInUpperNode(obj, node);
- }
- // Füge die Edges die Alle Objekte vorher verbunden hat in neuen Node
- for (Iterator<CpsEdge> it = (upperNode == null ? model.getEdgesOnCanvas() : upperNode.getNodeEdges())
- .iterator(); it.hasNext();) {
- CpsEdge edge = it.next();
- // kopiere edge in UpperNode
- if (nodes.contains(edge.getA()) && nodes.contains(edge.getB())) {
- toDelete.add(edge);
- addEdge(edge, node);
- }
- }
- (upperNode == null ? model.getEdgesOnCanvas() : upperNode.getNodeEdges()).removeAll(toDelete);
- // Lösche dann die Edges aus der nächst höheren schicht
- for (AbstractCpsObject abs : toGroup) {
- if (upperNode == null)
- removeForNodeOfNode(abs, null);
- else
- removeForNodeOfNode(abs, upperNode);
- }
- }
- /**
- * Transfer all relevant data from Node into the next higher layer of Node
- * (upperNode)
- *
- * @param node
- * @param upperNode
- */
- private void unmakeNodesOfNodes(CpsUpperNode node, CpsUpperNode upperNode) {
- // TODO Auto-generated method stub
- // add all nodes into upperNode
- for (CpsEdge edge : node.getConnections()) {
- if (edge.getA().equals(node))
- edge.getB().getConnections().remove(edge);
- if (edge.getB().equals(node))
- edge.getA().getConnections().remove(edge);
- }
- (upperNode == null ? model.getObjectsOnCanvas() : upperNode.getNodes()).addAll(node.getNodes());
- // change the indices accordingly the higher layer
- mpC.adjustIdx(mpC.getHighestIdx((upperNode == null ? model.getCvsObjIdx() : upperNode.getNodesIdx())),
- node.getNodesIdx());
- // add all indices of nodes into upperNode
- (upperNode == null ? model.getCvsObjIdx() : upperNode.getNodesIdx()).putAll(node.getNodesIdx());
- // add all Edges of node into upperNode
- (upperNode == null ? model.getEdgesOnCanvas() : upperNode.getNodeEdges()).addAll(node.getNodeEdges());
- }
- /**
- * Look for adjacent Nodes connected with the new CpsUpperNode and make
- * Connections
- *
- * @param node
- * @param upperNode
- */
- private void makeAdjacent(CpsUpperNode node, CpsUpperNode upperNode, ArrayList<AbstractCpsObject> toGroup) {
- ArrayList<AbstractCpsObject> adj = new ArrayList<>();
- ArrayList<Float> maxCapacity = new ArrayList<>();
- ArrayList<CpsEdge> oldEdges = node.getOldEdges();
- ArrayList<CpsEdge> toDelete = new ArrayList<>();
- // für alle Edges auf dem Canvas
- for (Iterator<CpsEdge> it = (upperNode == null ? model.getEdgesOnCanvas() : upperNode.getNodeEdges())
- .iterator(); it.hasNext();) {
- CpsEdge edge = it.next();
- // wenn ausgewählte Objekte in edge und andere auserhalb
- if (toGroup.contains(edge.getA()) && !toGroup.contains(edge.getB())) {
- // und wenn in der adj noch nicht vorhanden und füg
- if (!adj.contains(edge.getB())) {
- adj.add(edge.getB());
- maxCapacity.add(edge.getCapacity());
- }
- // wenn vorhanden teste maxCapacity
- else if (maxCapacity.get(adj.indexOf(edge.getB())) < edge.getCapacity()) {
- maxCapacity.set(adj.indexOf(edge.getB()), edge.getCapacity());
- }
- // speichere alte edge
- oldEdges.add(edge);
- toDelete.add(edge);
- }
- // Analog
- else if (!toGroup.contains(edge.getA()) && toGroup.contains(edge.getB())) {
- if (!adj.contains(edge.getA())) {
- adj.add(edge.getA());
- maxCapacity.add(edge.getCapacity());
- } else if (maxCapacity.get(adj.indexOf(edge.getA())) < edge.getCapacity()) {
- maxCapacity.set(adj.indexOf(edge.getA()), edge.getCapacity());
- }
- oldEdges.add(edge);
- toDelete.add(edge);
- }
- }
- (upperNode == null ? model.getEdgesOnCanvas() : upperNode.getNodeEdges()).removeAll(toDelete);
- // für alle objekte in adjazenzliste mach
- for (AbstractCpsObject cps : adj) {
- CpsEdge newEdge = new CpsEdge(cps, node, maxCapacity.get(adj.indexOf(cps)));
- // !! Eventuell noch bei getConnections() hinzufügem
- // node.getConnections().add(newEdge);
- if (upperNode == null)
- cvs.addEdgeOnCanvas(newEdge);
- else
- upperNode.getNodeEdges().add(newEdge);
- }
- }
- /**
- * Restore the Old Connections from the adjacent Object
- *
- * @param node
- * @param upperNode
- */
- private void unmakeAdjacent(CpsUpperNode node, CpsUpperNode upperNode) {
- // TODO Auto-generated method stub
- ArrayList<CpsEdge> toDelete = new ArrayList<>();
- ArrayList<CpsEdge> lostEdges = new ArrayList<>();
- ArrayList<AbstractCpsObject> found = (upperNode == null ? model.getObjectsOnCanvas() : upperNode.getNodes());
- ArrayList<AbstractCpsObject> lostChildren = new ArrayList<>();
- // für jede Edge aus upperNode die Node enthält tu sie in toDelete
- for (Iterator<CpsEdge> it = (upperNode == null ? model.getEdgesOnCanvas() : upperNode.getNodeEdges())
- .iterator(); it.hasNext();) {
- CpsEdge edge = it.next();
- if (edge.getA().equals(node) || edge.getB().equals(node))
- toDelete.add(edge);
- }
- // mark all object that arent in the restored oldEdges
- for (CpsEdge edge : node.getOldEdges()) {
- if (node.getNodes().contains(edge.getA()) && !found.contains(edge.getB()) && !lostEdges.contains(edge)) {
- lostChildren.add(edge.getA());
- lostEdges.add(edge);
- // edge.getB().getConnections().remove(edge);
- }
- else if (node.getNodes().contains(edge.getB()) && !found.contains(edge.getA())
- && !lostEdges.contains(edge)) {
- lostChildren.add(edge.getB());
- lostEdges.add(edge);
- // edge.getA().getConnections().remove(edge);
- }
- }
- node.getOldEdges().removeAll(lostEdges);
- // für alle Edges für die nix passendes gefunden ist
- for (CpsEdge edge : lostEdges) {
- AbstractCpsObject toSearch = null;
- AbstractCpsObject lost = null;
- boolean foundCps = false;
- // bestimmung welcher verloren ist und wen man suchen muss
- if (lostChildren.contains(edge.getA())) {
- toSearch = edge.getB();
- lost = edge.getA();
- } else if (lostChildren.contains(edge.getB())) {
- toSearch = edge.getA();
- lost = edge.getB();
- }
- // wenn der zu suchende ein CpsUpperNode war
- if (toSearch instanceof CpsUpperNode) {
- // guck einfach in den Connections des Verlorenen nach Edges die
- // auf der Canvas sind.
- for (CpsEdge e : lost.getConnections()) {
- if (found.contains(e.getA()) && found.contains(e.getB()) && !node.getOldEdges().contains(e)) {
- node.getOldEdges().add(e);
- foundCps = true;
- }
- }
- }
- // wenn das verlorene Object nicht gefunden
- if (!foundCps)
- // für alle auf der Ebene liegende Objekte
- outerLoop: for (AbstractCpsObject cps : found) {
- if (!cps.equals(node) && !lostChildren.contains(cps))
- // such per Backtracking Algorithmus ob der enthalten ist
- if (backtrackLostChild(cps, toSearch, lost)) {
- // wenns stimmt dann überspringe den aktuellen Loop
- for (CpsEdge f : node.getOldEdges())
- if ((f.getA().equals(cps) && f.getB().equals(toSearch)) || (f.getB().equals(cps) && f.getA().equals(toSearch)))
- continue outerLoop;
- // guck nach duplikaten in den Old Edges
- if (!lookforDuplicates(cps, lost, node.getOldEdges())) {
- // wenn es keine gibt erzeuge eine neue Oldedge
- CpsEdge temp = new CpsEdge(cps, lost, edge.getCapacity());
- node.getOldEdges().add(temp);
- }
- // falls das Objekt ein CpsUpperNode gewesen ist verschiebe
- // bitte die OldEdge dahin
- if (cps instanceof CpsUpperNode) {
- ((CpsUpperNode) cps).getOldEdges().add(edge);
- }
- }
- }
- }
- // lösch alle Edges die in toDelete sind und wiederherstell alte Edges
- (upperNode == null ? model.getEdgesOnCanvas() : upperNode.getNodeEdges()).removeAll(toDelete);
- (upperNode == null ? model.getEdgesOnCanvas() : upperNode.getNodeEdges()).addAll(node.getOldEdges());
- }
- /**
- * Just checking if an Egde already exists
- *
- * @param a
- * @param b
- * @param list
- * @return
- */
- private boolean lookforDuplicates(AbstractCpsObject a, AbstractCpsObject b, ArrayList<CpsEdge> list) {
- for (CpsEdge cpsEdge : list) {
- if ((a.equals(cpsEdge.getA()) && b.equals(cpsEdge.getB()))
- || (b.equals(cpsEdge.getA()) && a.equals(cpsEdge.getB())))
- return true;
- }
- return false;
- }
- /**
- * Backups Old Edges into next lower layer in Current UpperNode anymore
- *
- * @param node
- * @param upperNode
- */
- private void backupOldEdges(CpsUpperNode node, CpsUpperNode upperNode) {
- ArrayList<CpsEdge> backup = new ArrayList<>();
- ArrayList<AbstractCpsObject> adj = new ArrayList<>();
- ArrayList<Float> maxCapacity = new ArrayList<>();
- // wenn upperNode in UpperNode erzeugt wird
- if (upperNode != null) {
- // für alle oldEdges die die zu gruppierenden nodes enthält werden
- // in die neuen upperNOde verschoben
- for (CpsEdge edge : upperNode.getOldEdges()) {
- if (!upperNode.getNodes().contains(edge.getA()) && !upperNode.getNodes().contains(edge.getB()))
- backup.add(edge);
- }
- // hier wird verschoben
- node.getOldEdges().addAll(backup);
- // neue adjazent muss hergestellt werden in den alten oldEdges
- for (CpsEdge edge : upperNode.getOldEdges()) {
- if (node.getNodes().contains(edge.getA()))
- if (!adj.contains(edge.getB())) {
- adj.add(edge.getB());
- maxCapacity.add(edge.getCapacity());
- } else if (maxCapacity.get(adj.indexOf(edge.getB())) < edge.getCapacity()) {
- maxCapacity.set(adj.indexOf(edge.getB()), edge.getCapacity());
- }
- if (node.getNodes().contains(edge.getB()))
- if (!adj.contains(edge.getA())) {
- adj.add(edge.getA());
- maxCapacity.add(edge.getCapacity());
- } else if (maxCapacity.get(adj.indexOf(edge.getA())) < edge.getCapacity()) {
- maxCapacity.set(adj.indexOf(edge.getA()), edge.getCapacity());
- }
- }
- // alle übertragenen Edges werden gelöscht
- upperNode.getOldEdges().removeAll(backup);
- // neue edges werden erzeugt
- for (AbstractCpsObject cps : adj)
- upperNode.getOldEdges().add(new CpsEdge(cps, node, maxCapacity.get(adj.indexOf(cps))));
- }
- }
- /**
- * Restore Old Edges into next higher layer of UpperNode
- *
- * @param node
- * @param upperNode
- */
- private void restoreOldEdges(CpsUpperNode node, CpsUpperNode upperNode) {
- ArrayList<CpsEdge> toDelete = new ArrayList<>();
- if (upperNode != null) {
- for (CpsEdge edge : node.getOldEdges()) {
- // wenn upperNode weder A oder B von von den OldEdges enthält
- if (!upperNode.getNodes().contains(edge.getA()) && !upperNode.getNodes().contains(edge.getB()))
- // Übertrage die OldEdges eine Schicht höher
- toDelete.add(edge);
- }
- // übertrage sie hier
- upperNode.getOldEdges().addAll(toDelete);
- // lösch sie aus den zu löschenden node, da sonst durch unmake
- // Adjacent probleme auftauchen
- node.getOldEdges().removeAll(toDelete);
- toDelete.clear();
- // lösche alle OldEdges aus der höheren schicht die zu den zu
- // löschenden Node vorher führten
- for (CpsEdge edge : upperNode.getOldEdges()) {
- if (edge.getA().equals(node) || edge.getB().equals(node))
- toDelete.add(edge);
- }
- upperNode.getOldEdges().removeAll(toDelete);
- }
- }
- /**
- * Calculate new Position of the Upper Node
- *
- * @return
- */
- private Position calculatePos(ArrayList<AbstractCpsObject> toGroup) {
- Position pos = new Position(0, 0);
- // sum(x0 .. xn) / numOfPos, y analog
- for (AbstractCpsObject abs : toGroup) {
- pos.x += abs.getPosition().x;
- pos.y += abs.getPosition().y;
- }
- pos.x /= toGroup.size();
- pos.y /= toGroup.size();
- return pos;
- }
- private void removeForNodeOfNode(AbstractCpsObject obj, CpsUpperNode upperNode) {
- mpC.decIdx(obj.getID(), (upperNode == null ? model.getCvsObjIdx() : upperNode.getNodesIdx()));
- (upperNode == null ? model.getCvsObjIdx() : upperNode.getNodesIdx()).remove(obj.getID());
- (upperNode == null ? model.getObjectsOnCanvas() : upperNode.getNodes()).remove(obj);
- }
- /**
- * Search Lost Nodes by Backtracking
- *
- * @param lost
- * @param object
- * @return
- */
- private boolean backtrackLostChild(AbstractCpsObject object, AbstractCpsObject find, AbstractCpsObject lost) {
- if (!(object instanceof CpsUpperNode)) {
- for (CpsEdge edge : object.getConnections()) {
- if (edge.getA().equals(find) && edge.getB().equals(lost)
- || edge.getA().equals(lost) && edge.getB().equals(find))
- return true;
- }
- return false;
- } else {
- for (AbstractCpsObject cps : ((CpsUpperNode) object).getNodes()) {
- if (backtrackLostChild(cps, find, lost))
- return true;
- }
- return false;
- }
- }
- /**
- * Add a Object into a CpsUpperNode
- *
- * @param object
- * @param upperNode
- */
- public void addObjectInUpperNode(AbstractCpsObject object, CpsUpperNode upperNode) {
- object.setSav("UPPER" + upperNode.getID());
- upperNode.getNodesIdx().put(object.getID(), upperNode.getNodes().size());
- upperNode.getNodes().add(object);
- }
- /**
- * Delete a AbstactCpsObject from CPSUpperNode
- *
- * @param object
- * @param upperNode
- */
- public void deleteObjectInUpperNode(AbstractCpsObject object, CpsUpperNode upperNode) {
- CpsEdge e = null;
- for (AbstractCpsObject cps : upperNode.getNodes()) {
- for (CpsEdge p : cps.getConnections()) {
- if (p.getA() == object || p.getB() == object) {
- e = p;
- }
- }
- if (!model.getClipboradObjects().contains(cps) && !(cps instanceof CpsUpperNode)) {
- cps.getConnectedTo().remove(e);
- }
- upperNode.getNodeEdges().remove(e);
- }
- mpC.decIdx(object.getID(), upperNode.getNodesIdx());
- upperNode.getNodesIdx().remove(object.getID());
- upperNode.getNodes().remove(object);
- }
- /**
- * Add Edge in UpperNode
- *
- * @param edge
- * @param upperNode
- */
- public void addEdge(CpsEdge edge, CpsUpperNode upperNode) {
- upperNode.getNodeEdges().add(edge);
- }
- /**
- * Delete Edge in UpperNode
- *
- * @param edge
- * @param upperNode
- */
- public void deleteEdge(CpsEdge edge, CpsUpperNode upperNode) {
- edge.getA().getConnections().remove(edge);
- edge.getB().getConnections().remove(edge);
- upperNode.getNodeEdges().remove(edge);
- if (edge.getA() instanceof CpsUpperNode || edge.getB() instanceof CpsUpperNode)
- cvs.handleUpperNodes(edge);
- }
- /**
- * Adds a Edge into Connections of AbstactCpsObjects
- *
- * @param a
- * @param b
- */
- public void connectNodes(CpsEdge edge, CpsUpperNode upperNode) {
- // mache hier Connections in A und B rein
- // mache diese Edge auch in OldEdges rein des aktuellen CpsUpperNodes
- upperNode.getOldEdges().add(edge);
- }
- public void disconnectNodes(CpsEdge edge, CpsUpperNode upperNode) {
- edge.getA().getConnections().remove(edge);
- edge.getB().getConnections().remove(edge);
- if (upperNode != null)
- upperNode.getOldEdges().remove(edge);
- }
- }
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