Examples with Bendpoint org.eclipse.draw2d.Bendpoint used on opensource projects

Example 6 with Bendpoint

use of org.eclipse.draw2d.Bendpoint in project knime-core by knime.

the class ConnectionBendpointEditPolicy method setReferencePoints.

private void setReferencePoints(final BendpointRequest request) {
    PointList points = getConnection().getPoints();
    int bpIndex = -1;
    List bendPoints = (List) getConnection().getRoutingConstraint();
    Point bp = ((Bendpoint) bendPoints.get(request.getIndex())).getLocation();
    int smallestDistance = -1;
    for (int i = 0; i < points.size(); i++) {
        if (smallestDistance == -1 || points.getPoint(i).getDistance2(bp) < smallestDistance) {
            bpIndex = i;
            smallestDistance = points.getPoint(i).getDistance2(bp);
            if (smallestDistance == 0) {
                break;
            }
        }
    }
    if (bpIndex > 0) {
        points.getPoint(REF1, bpIndex - 1);
    }
    getConnection().translateToAbsolute(REF1);
    if (bpIndex < points.size() - 1) {
        points.getPoint(REF2, bpIndex + 1);
    }
    getConnection().translateToAbsolute(REF2);
}

Example 7 with Bendpoint

use of org.eclipse.draw2d.Bendpoint in project dbeaver by dbeaver.

the class DiagramLoader method save.

public static void save(DBRProgressMonitor monitor, @Nullable DiagramPart diagramPart, final EntityDiagram diagram, boolean verbose, OutputStream out) throws IOException {
    List allNodeFigures = diagramPart == null ? new ArrayList() : diagramPart.getFigure().getChildren();
    // Prepare DS objects map
    Map<DBPDataSourceContainer, DataSourceObjects> dsMap = new IdentityHashMap<>();
    if (diagram != null) {
        for (ERDEntity erdEntity : diagram.getEntities()) {
            final DBPDataSourceContainer dsContainer = erdEntity.getObject().getDataSource().getContainer();
            DataSourceObjects desc = dsMap.get(dsContainer);
            if (desc == null) {
                desc = new DataSourceObjects();
                dsMap.put(dsContainer, desc);
            }
            desc.entities.add(erdEntity);
        }
    }
    Map<ERDEntity, TableSaveInfo> infoMap = new IdentityHashMap<>();
    // Save as XML
    XMLBuilder xml = new XMLBuilder(out, GeneralUtils.UTF8_ENCODING);
    xml.setButify(true);
    if (verbose) {
        xml.addContent("\n<!DOCTYPE diagram [\n" + "<!ATTLIST diagram version CDATA #REQUIRED\n" + " name CDATA #IMPLIED\n" + " time CDATA #REQUIRED>\n" + "<!ELEMENT diagram (entities, relations, notes)>\n" + "<!ELEMENT entities (data-source*)>\n" + "<!ELEMENT data-source (entity*)>\n" + "<!ATTLIST data-source id CDATA #REQUIRED>\n" + "<!ELEMENT entity (path*)>\n" + "<!ATTLIST entity id ID #REQUIRED\n" + " name CDATA #REQUIRED\n" + " fq-name CDATA #REQUIRED>\n" + "<!ELEMENT relations (relation*)>\n" + "<!ELEMENT relation (bend*)>\n" + "<!ATTLIST relation name CDATA #REQUIRED\n" + " fq-name CDATA #REQUIRED\n" + " pk-ref IDREF #REQUIRED\n" + " fk-ref IDREF #REQUIRED>\n" + "]>\n");
    }
    xml.startElement(TAG_DIAGRAM);
    xml.addAttribute(ATTR_VERSION, ERD_VERSION_1);
    if (diagram != null) {
        xml.addAttribute(ATTR_NAME, diagram.getName());
    }
    xml.addAttribute(ATTR_TIME, RuntimeUtils.getCurrentTimeStamp());
    if (diagram != null) {
        xml.startElement(TAG_ENTITIES);
        for (DBPDataSourceContainer dsContainer : dsMap.keySet()) {
            xml.startElement(TAG_DATA_SOURCE);
            xml.addAttribute(ATTR_ID, dsContainer.getId());
            final DataSourceObjects desc = dsMap.get(dsContainer);
            int tableCounter = ERD_VERSION_1;
            for (ERDEntity erdEntity : desc.entities) {
                final DBSEntity table = erdEntity.getObject();
                EntityPart tablePart = diagramPart == null ? null : diagramPart.getEntityPart(erdEntity);
                TableSaveInfo info = new TableSaveInfo(erdEntity, tablePart, tableCounter++);
                infoMap.put(erdEntity, info);
                xml.startElement(TAG_ENTITY);
                xml.addAttribute(ATTR_ID, info.objectId);
                xml.addAttribute(ATTR_NAME, table.getName());
                if (table instanceof DBPQualifiedObject) {
                    xml.addAttribute(ATTR_FQ_NAME, ((DBPQualifiedObject) table).getFullyQualifiedName(DBPEvaluationContext.UI));
                }
                EntityDiagram.NodeVisualInfo visualInfo;
                if (tablePart != null) {
                    visualInfo = new EntityDiagram.NodeVisualInfo();
                    visualInfo.initBounds = tablePart.getBounds();
                    visualInfo.bgColor = tablePart.getCustomBackgroundColor();
                    saveColorAndOrder(allNodeFigures, xml, tablePart);
                } else {
                    visualInfo = diagram.getVisualInfo(erdEntity);
                }
                if (visualInfo != null && visualInfo.initBounds != null) {
                    xml.addAttribute(ATTR_X, visualInfo.initBounds.x);
                    xml.addAttribute(ATTR_Y, visualInfo.initBounds.y);
                }
                for (DBSObject parent = table.getParentObject(); parent != null && parent != dsContainer; parent = parent.getParentObject()) {
                    xml.startElement(TAG_PATH);
                    xml.addAttribute(ATTR_NAME, parent.getName());
                    xml.endElement();
                }
                xml.endElement();
            }
            xml.endElement();
        }
        xml.endElement();
        // Relations
        xml.startElement(TAG_RELATIONS);
        for (ERDEntity erdEntity : diagram.getEntities()) {
            for (ERDAssociation rel : erdEntity.getPrimaryKeyRelationships()) {
                xml.startElement(TAG_RELATION);
                DBSEntityAssociation association = rel.getObject();
                xml.addAttribute(ATTR_NAME, association.getName());
                if (association instanceof DBPQualifiedObject) {
                    xml.addAttribute(ATTR_FQ_NAME, ((DBPQualifiedObject) association).getFullyQualifiedName(DBPEvaluationContext.UI));
                }
                xml.addAttribute(ATTR_TYPE, association.getConstraintType().getId());
                TableSaveInfo pkInfo = infoMap.get(rel.getPrimaryKeyEntity());
                if (pkInfo == null) {
                    log.error("Cannot find PK table '" + DBUtils.getObjectFullName(rel.getPrimaryKeyEntity().getObject(), DBPEvaluationContext.UI) + "' in info map");
                    continue;
                }
                TableSaveInfo fkInfo = infoMap.get(rel.getForeignKeyEntity());
                if (fkInfo == null) {
                    log.error("Cannot find FK table '" + DBUtils.getObjectFullName(rel.getForeignKeyEntity().getObject(), DBPEvaluationContext.UI) + "' in info map");
                    continue;
                }
                xml.addAttribute(ATTR_PK_REF, pkInfo.objectId);
                xml.addAttribute(ATTR_FK_REF, fkInfo.objectId);
                if (association instanceof ERDLogicalForeignKey) {
                    // Save columns
                    for (DBSEntityAttributeRef column : ((ERDLogicalForeignKey) association).getAttributeReferences(new VoidProgressMonitor())) {
                        xml.startElement(TAG_COLUMN);
                        xml.addAttribute(ATTR_NAME, column.getAttribute().getName());
                        try {
                            DBSEntityAttribute referenceAttribute = DBUtils.getReferenceAttribute(monitor, association, column.getAttribute(), false);
                            if (referenceAttribute != null) {
                                xml.addAttribute(ATTR_REF_NAME, referenceAttribute.getName());
                            }
                        } catch (DBException e) {
                            log.warn("Error getting reference attribute", e);
                        }
                        xml.endElement();
                    }
                }
                // Save bends
                if (pkInfo.tablePart != null) {
                    AssociationPart associationPart = pkInfo.tablePart.getConnectionPart(rel, false);
                    if (associationPart != null) {
                        final List<Bendpoint> bendpoints = associationPart.getBendpoints();
                        if (!CommonUtils.isEmpty(bendpoints)) {
                            for (Bendpoint bendpoint : bendpoints) {
                                xml.startElement(TAG_BEND);
                                if (bendpoint instanceof AbsoluteBendpoint) {
                                    xml.addAttribute(ATTR_TYPE, BEND_ABSOLUTE);
                                    xml.addAttribute(ATTR_X, bendpoint.getLocation().x);
                                    xml.addAttribute(ATTR_Y, bendpoint.getLocation().y);
                                } else if (bendpoint instanceof RelativeBendpoint) {
                                    xml.addAttribute(ATTR_TYPE, BEND_RELATIVE);
                                    xml.addAttribute(ATTR_X, bendpoint.getLocation().x);
                                    xml.addAttribute(ATTR_Y, bendpoint.getLocation().y);
                                }
                                xml.endElement();
                            }
                        }
                    }
                }
                xml.endElement();
            }
        }
        xml.endElement();
        // Notes
        xml.startElement(TAG_NOTES);
        for (ERDNote note : diagram.getNotes()) {
            NotePart notePart = diagramPart == null ? null : diagramPart.getNotePart(note);
            xml.startElement(TAG_NOTE);
            if (notePart != null) {
                saveColorAndOrder(allNodeFigures, xml, notePart);
                Rectangle noteBounds = notePart.getBounds();
                if (noteBounds != null) {
                    xml.addAttribute(ATTR_X, noteBounds.x);
                    xml.addAttribute(ATTR_Y, noteBounds.y);
                    xml.addAttribute(ATTR_W, noteBounds.width);
                    xml.addAttribute(ATTR_H, noteBounds.height);
                }
            }
            xml.addText(note.getObject());
            xml.endElement();
        }
        xml.endElement();
    }
    xml.endElement();
    xml.flush();
}

Example 8 with Bendpoint

use of org.eclipse.draw2d.Bendpoint in project dbeaver by serge-rider.

the class DiagramLoader method serializeDiagram.

public static String serializeDiagram(DBRProgressMonitor monitor, @Nullable DiagramPart diagramPart, final EntityDiagram diagram, boolean verbose, boolean compact) throws IOException {
    List allNodeFigures = diagramPart == null ? new ArrayList() : diagramPart.getFigure().getChildren();
    Map<DBPDataSourceContainer, DataSourceObjects> dsMap = createDataSourceObjectMap(diagram);
    Map<ERDElement, ElementSaveInfo> elementInfoMap = new IdentityHashMap<>();
    int elementCounter = ERD_VERSION_1;
    // Save as XML
    StringWriter out = new StringWriter(1000);
    XMLBuilder xml = new XMLBuilder(out, GeneralUtils.UTF8_ENCODING, !compact);
    xml.setButify(!compact);
    if (verbose) {
        xml.addContent("\n<!DOCTYPE diagram [\n" + "<!ATTLIST diagram version CDATA #REQUIRED\n" + " name CDATA #IMPLIED\n" + " time CDATA #REQUIRED>\n" + "<!ELEMENT diagram (entities, relations, notes)>\n" + "<!ELEMENT entities (data-source*)>\n" + "<!ELEMENT data-source (entity*)>\n" + "<!ATTLIST data-source id CDATA #REQUIRED>\n" + "<!ELEMENT entity (path*)>\n" + "<!ATTLIST entity id ID #REQUIRED\n" + " name CDATA #REQUIRED\n" + " fq-name CDATA #REQUIRED>\n" + "<!ELEMENT relations (relation*)>\n" + "<!ELEMENT relation (bend*)>\n" + "<!ATTLIST relation name CDATA #REQUIRED\n" + " fq-name CDATA #REQUIRED\n" + " pk-ref IDREF #REQUIRED\n" + " fk-ref IDREF #REQUIRED>\n" + "]>\n");
    }
    xml.startElement(TAG_DIAGRAM);
    xml.addAttribute(ATTR_VERSION, ERD_VERSION_1);
    if (diagram != null) {
        xml.addAttribute(ATTR_NAME, diagram.getName());
    }
    if (compact) {
        xml.addAttribute(ATTR_TIME, RuntimeUtils.getCurrentTimeStamp());
    }
    if (diagram != null) {
        xml.startElement(TAG_ENTITIES);
        for (DBPDataSourceContainer dsContainer : dsMap.keySet()) {
            xml.startElement(TAG_DATA_SOURCE);
            xml.addAttribute(ATTR_ID, dsContainer.getId());
            final DataSourceObjects desc = dsMap.get(dsContainer);
            for (ERDEntity erdEntity : desc.entities) {
                final DBSEntity table = erdEntity.getObject();
                EntityPart tablePart = diagramPart == null ? null : diagramPart.getEntityPart(erdEntity);
                ElementSaveInfo info = new ElementSaveInfo(erdEntity, tablePart, elementCounter++);
                elementInfoMap.put(erdEntity, info);
                xml.startElement(TAG_ENTITY);
                xml.addAttribute(ATTR_ID, info.objectId);
                xml.addAttribute(ATTR_NAME, table.getName());
                if (table instanceof DBPQualifiedObject) {
                    xml.addAttribute(ATTR_FQ_NAME, ((DBPQualifiedObject) table).getFullyQualifiedName(DBPEvaluationContext.UI));
                }
                if (!CommonUtils.isEmpty(erdEntity.getAlias())) {
                    xml.addAttribute(ATTR_ALIAS, erdEntity.getAlias());
                }
                if (erdEntity.getAttributeVisibility() != null) {
                    xml.addAttribute(ATTR_ATTRIBUTE_VISIBILITY, erdEntity.getAttributeVisibility().name());
                }
                EntityDiagram.NodeVisualInfo visualInfo;
                if (tablePart != null) {
                    visualInfo = new EntityDiagram.NodeVisualInfo();
                    visualInfo.initBounds = tablePart.getBounds();
                    visualInfo.bgColor = tablePart.getCustomBackgroundColor();
                    saveColorAndOrder(allNodeFigures, xml, tablePart);
                } else {
                    visualInfo = diagram.getVisualInfo(erdEntity.getObject());
                }
                if (visualInfo != null && visualInfo.initBounds != null) {
                    xml.addAttribute(ATTR_X, visualInfo.initBounds.x);
                    xml.addAttribute(ATTR_Y, visualInfo.initBounds.y);
                }
                for (DBSObject parent = table.getParentObject(); parent != null && DBUtils.getPublicObjectContainer(parent) != dsContainer; parent = parent.getParentObject()) {
                    xml.startElement(TAG_PATH);
                    xml.addAttribute(ATTR_NAME, parent.getName());
                    xml.endElement();
                }
                xml.endElement();
            }
            xml.endElement();
        }
        xml.endElement();
        if (!CommonUtils.isEmpty(diagram.getNotes())) {
            // Notes
            xml.startElement(TAG_NOTES);
            for (ERDNote note : diagram.getNotes()) {
                NotePart notePart = diagramPart == null ? null : diagramPart.getNotePart(note);
                xml.startElement(TAG_NOTE);
                if (notePart != null) {
                    ElementSaveInfo info = new ElementSaveInfo(note, notePart, elementCounter++);
                    elementInfoMap.put(note, info);
                    xml.addAttribute(ATTR_ID, info.objectId);
                    saveColorAndOrder(allNodeFigures, xml, notePart);
                    Rectangle noteBounds = notePart.getBounds();
                    if (noteBounds != null) {
                        xml.addAttribute(ATTR_X, noteBounds.x);
                        xml.addAttribute(ATTR_Y, noteBounds.y);
                        xml.addAttribute(ATTR_W, noteBounds.width);
                        xml.addAttribute(ATTR_H, noteBounds.height);
                    }
                }
                xml.addText(note.getObject());
                xml.endElement();
            }
            xml.endElement();
        }
        // Relations
        xml.startElement(TAG_RELATIONS);
        List<ERDElement> allElements = new ArrayList<>();
        allElements.addAll(diagram.getEntities());
        allElements.addAll(diagram.getNotes());
        for (ERDElement<?> element : allElements) {
            for (ERDAssociation rel : element.getReferences()) {
                ElementSaveInfo pkInfo = elementInfoMap.get(rel.getTargetEntity());
                if (pkInfo == null) {
                    log.error("Cannot find PK table '" + rel.getTargetEntity().getName() + "' in info map");
                    continue;
                }
                ElementSaveInfo fkInfo = elementInfoMap.get(rel.getSourceEntity());
                if (fkInfo == null) {
                    log.error("Cannot find FK table '" + rel.getSourceEntity().getName() + "' in info map");
                    continue;
                }
                DBSEntityAssociation association = rel.getObject();
                xml.startElement(TAG_RELATION);
                xml.addAttribute(ATTR_NAME, association.getName());
                if (association instanceof DBPQualifiedObject) {
                    xml.addAttribute(ATTR_FQ_NAME, ((DBPQualifiedObject) association).getFullyQualifiedName(DBPEvaluationContext.UI));
                }
                xml.addAttribute(ATTR_TYPE, association.getConstraintType().getId());
                xml.addAttribute(ATTR_PK_REF, pkInfo.objectId);
                xml.addAttribute(ATTR_FK_REF, fkInfo.objectId);
                if (association instanceof ERDLogicalAssociation) {
                    // Save columns
                    for (DBSEntityAttributeRef column : ((ERDLogicalAssociation) association).getAttributeReferences(new VoidProgressMonitor())) {
                        xml.startElement(TAG_COLUMN);
                        xml.addAttribute(ATTR_NAME, column.getAttribute().getName());
                        try {
                            DBSEntityAttribute referenceAttribute = DBUtils.getReferenceAttribute(monitor, association, column.getAttribute(), false);
                            if (referenceAttribute != null) {
                                xml.addAttribute(ATTR_REF_NAME, referenceAttribute.getName());
                            }
                        } catch (DBException e) {
                            log.warn("Error getting reference attribute", e);
                        }
                        xml.endElement();
                    }
                }
                // Save bends
                if (pkInfo.nodePart != null) {
                    AssociationPart associationPart = pkInfo.nodePart.getConnectionPart(rel, false);
                    if (associationPart != null) {
                        final List<Bendpoint> bendpoints = associationPart.getBendpoints();
                        if (!CommonUtils.isEmpty(bendpoints)) {
                            for (Bendpoint bendpoint : bendpoints) {
                                xml.startElement(TAG_BEND);
                                if (bendpoint instanceof AbsoluteBendpoint) {
                                    xml.addAttribute(ATTR_TYPE, BEND_ABSOLUTE);
                                    xml.addAttribute(ATTR_X, bendpoint.getLocation().x);
                                    xml.addAttribute(ATTR_Y, bendpoint.getLocation().y);
                                } else if (bendpoint instanceof RelativeBendpoint) {
                                    xml.addAttribute(ATTR_TYPE, BEND_RELATIVE);
                                    xml.addAttribute(ATTR_X, bendpoint.getLocation().x);
                                    xml.addAttribute(ATTR_Y, bendpoint.getLocation().y);
                                }
                                xml.endElement();
                            }
                        }
                    }
                }
                xml.endElement();
            }
        }
        xml.endElement();
    }
    xml.endElement();
    xml.flush();
    return out.toString();
}

Example 9 with Bendpoint

use of org.eclipse.draw2d.Bendpoint in project dbeaver by dbeaver.

the class ERDExportGraphML method exportDiagram.

@Override
public void exportDiagram(EntityDiagram diagram, IFigure figure, DiagramPart diagramPart, File targetFile) throws DBException {
    try {
        try (FileOutputStream fos = new FileOutputStream(targetFile)) {
            XMLBuilder xml = new XMLBuilder(fos, GeneralUtils.UTF8_ENCODING);
            xml.setButify(true);
            xml.startElement("graphml");
            xml.addAttribute("xmlns", "http://graphml.graphdrawing.org/xmlns");
            xml.addAttribute("xmlns:xsi", "http://www.w3.org/2001/XMLSchema-instance");
            xml.addAttribute("xsi:schemaLocation", "http://graphml.graphdrawing.org/xmlns/1.0/graphml.xsd");
            xml.addAttribute("xmlns:y", "http://www.yworks.com/xml/graphml");
            xml.startElement("key");
            xml.addAttribute("for", "node");
            xml.addAttribute("id", "nodegraph");
            xml.addAttribute("yfiles.type", "nodegraphics");
            xml.endElement();
            xml.startElement("key");
            xml.addAttribute("for", "edge");
            xml.addAttribute("id", "edgegraph");
            xml.addAttribute("yfiles.type", "edgegraphics");
            xml.endElement();
            xml.startElement("graph");
            xml.addAttribute("edgedefault", "directed");
            xml.addAttribute("id", "G");
            Map<ERDEntity, String> entityMap = new HashMap<>();
            int nodeNum = 0;
            for (ERDEntity entity : diagram.getEntities()) {
                nodeNum++;
                String nodeId = "n" + nodeNum;
                entityMap.put(entity, nodeId);
                // node
                xml.startElement("node");
                xml.addAttribute("id", nodeId);
                {
                    // Graph data
                    xml.startElement("data");
                    xml.addAttribute("key", "nodegraph");
                    {
                        // Generic node
                        EntityPart entityPart = diagramPart.getEntityPart(entity);
                        EntityFigure entityFigure = (EntityFigure) entityPart.getFigure();
                        Rectangle partBounds = entityPart.getBounds();
                        xml.startElement("y:GenericNode");
                        xml.addAttribute("configuration", "com.yworks.entityRelationship.big_entity");
                        // Geometry
                        xml.startElement("y:Geometry");
                        xml.addAttribute("height", partBounds.height());
                        xml.addAttribute("width", partBounds.width);
                        xml.addAttribute("x", partBounds.x());
                        xml.addAttribute("y", partBounds.y());
                        xml.endElement();
                        // Fill
                        xml.startElement("y:Fill");
                        xml.addAttribute("color", getHtmlColor(entityFigure.getBackgroundColor()));
                        // xml.addAttribute("color2", partBounds.width);
                        xml.addAttribute("transparent", "false");
                        xml.endElement();
                        // Border
                        xml.startElement("y:BorderStyle");
                        xml.addAttribute("color", getHtmlColor(entityFigure.getForegroundColor()));
                        xml.addAttribute("type", "line");
                        xml.addAttribute("width", "1.0");
                        xml.endElement();
                        {
                            // Entity Name
                            Rectangle nameBounds = entityFigure.getNameLabel().getBounds();
                            xml.startElement("y:NodeLabel");
                            xml.addAttribute("alignment", "center");
                            xml.addAttribute("autoSizePolicy", "content");
                            xml.addAttribute("configuration", "com.yworks.entityRelationship.label.name");
                            xml.addAttribute("fontFamily", "Courier");
                            xml.addAttribute("fontSize", "12");
                            xml.addAttribute("fontStyle", "plain");
                            xml.addAttribute("hasLineColor", "false");
                            xml.addAttribute("modelName", "internal");
                            xml.addAttribute("modelPosition", "t");
                            xml.addAttribute("backgroundColor", getHtmlColor(entityFigure.getNameLabel().getBackgroundColor()));
                            xml.addAttribute("textColor", getHtmlColor(entityFigure.getNameLabel().getForegroundColor()));
                            xml.addAttribute("visible", "true");
                            xml.addAttribute("height", nameBounds.height());
                            xml.addAttribute("width", nameBounds.width);
                            xml.addAttribute("x", nameBounds.x());
                            xml.addAttribute("y", nameBounds.y());
                            xml.addText(entity.getName());
                            xml.endElement();
                        }
                        {
                            // Attributes
                            AttributeListFigure columnsFigure = entityFigure.getColumnsFigure();
                            Rectangle attrsBounds = columnsFigure.getBounds();
                            xml.startElement("y:NodeLabel");
                            xml.addAttribute("alignment", "left");
                            xml.addAttribute("autoSizePolicy", "content");
                            xml.addAttribute("configuration", "com.yworks.entityRelationship.label.attributes");
                            xml.addAttribute("fontFamily", "Courier");
                            xml.addAttribute("fontSize", "12");
                            xml.addAttribute("fontStyle", "plain");
                            xml.addAttribute("hasLineColor", "false");
                            xml.addAttribute("modelName", "custom");
                            xml.addAttribute("modelPosition", "t");
                            xml.addAttribute("backgroundColor", getHtmlColor(columnsFigure.getBackgroundColor()));
                            xml.addAttribute("textColor", getHtmlColor(columnsFigure.getForegroundColor()));
                            xml.addAttribute("visible", "true");
                            xml.addAttribute("height", attrsBounds.height());
                            xml.addAttribute("width", attrsBounds.width);
                            xml.addAttribute("x", attrsBounds.x());
                            xml.addAttribute("y", attrsBounds.y());
                            StringBuilder attrsString = new StringBuilder();
                            for (ERDEntityAttribute attr : entity.getColumns()) {
                                if (attrsString.length() > 0) {
                                    attrsString.append("\n");
                                }
                                attrsString.append(attr.getName());
                            }
                            xml.addText(attrsString.toString());
                            xml.startElement("y:LabelModel");
                            xml.startElement("y:ErdAttributesNodeLabelModel");
                            xml.endElement();
                            xml.endElement();
                            xml.startElement("y:ModelParameter");
                            xml.startElement("y:ErdAttributesNodeLabelModelParameter");
                            xml.endElement();
                            xml.endElement();
                            xml.endElement();
                        }
                        xml.endElement();
                    }
                    xml.endElement();
                }
                xml.endElement();
            }
            int edgeNum = 0;
            for (ERDEntity entity : diagram.getEntities()) {
                EntityPart entityPart = diagramPart.getEntityPart(entity);
                for (ERDAssociation association : entity.getForeignKeyRelationships()) {
                    AssociationPart associationPart = entityPart.getConnectionPart(association, true);
                    if (associationPart == null) {
                        log.debug("Association part not found");
                        continue;
                    }
                    edgeNum++;
                    String edgeId = "e" + edgeNum;
                    xml.startElement("edge");
                    xml.addAttribute("id", edgeId);
                    xml.addAttribute("source", entityMap.get(entity));
                    xml.addAttribute("target", entityMap.get(association.getPrimaryKeyEntity()));
                    xml.startElement("data");
                    xml.addAttribute("key", "edgegraph");
                    xml.startElement("y:PolyLineEdge");
                    // sx="0.0" sy="0.0" tx="0.0" ty="0.0"/>
                    xml.startElement("y:Path");
                    for (Bendpoint bp : associationPart.getBendpoints()) {
                        xml.startElement("y:Point");
                        xml.addAttribute("x", bp.getLocation().x);
                        xml.addAttribute("y", bp.getLocation().x);
                        xml.endElement();
                    }
                    xml.endElement();
                    xml.startElement("y:LineStyle");
                    xml.addAttribute("color", "#000000");
                    xml.addAttribute("type", !association.isIdentifying() || association.isLogical() ? "dashed" : "line");
                    xml.addAttribute("width", "1.0");
                    xml.endElement();
                    xml.startElement("y:Arrows");
                    String sourceStyle = !association.isIdentifying() ? "white_diamond" : "none";
                    xml.addAttribute("source", sourceStyle);
                    xml.addAttribute("target", "circle");
                    xml.endElement();
                    xml.startElement("y:BendStyle");
                    xml.addAttribute("smoothed", "false");
                    xml.endElement();
                    xml.endElement();
                    xml.endElement();
                    xml.endElement();
                }
            }
            xml.endElement();
            xml.endElement();
            xml.flush();
            fos.flush();
        }
        UIUtils.launchProgram(targetFile.getAbsolutePath());
    } catch (Exception e) {
        DBUserInterface.getInstance().showError("Save ERD as GraphML", null, e);
    }
}

Example 10 with Bendpoint

use of org.eclipse.draw2d.Bendpoint in project knime-core by knime.

the class ConnectionBendpointEditPolicy method createHandlesForUserBendpoints.

private List createHandlesForUserBendpoints() {
    List<Object> list = new ArrayList<Object>();
    ConnectionEditPart connEP = (ConnectionEditPart) getHost();
    PointList points = getConnection().getPoints();
    List bendPoints = (List) getConnection().getRoutingConstraint();
    int bendPointIndex = 0;
    Point currBendPoint = null;
    if (bendPoints == null) {
        bendPoints = NULL_CONSTRAINT;
    } else if (!bendPoints.isEmpty()) {
        currBendPoint = ((Bendpoint) bendPoints.get(0)).getLocation();
    }
    for (int i = 0; i < points.size() - 1; i++) {
        // Put a create handle on the middle of every segment
        list.add(new ConnectionBendpointCreationHandel(connEP, bendPointIndex, i));
        // move handle
        if (i < points.size() - 1 && bendPointIndex < bendPoints.size() && currBendPoint.equals(points.getPoint(i + 1))) {
            list.add(new ConnectionBendpointMoveHandel(connEP, bendPointIndex, i + 1));
            // Go to the next user bendpoint
            bendPointIndex++;
            if (bendPointIndex < bendPoints.size()) {
                currBendPoint = ((Bendpoint) bendPoints.get(bendPointIndex)).getLocation();
            }
        }
    }
    return list;
}