Examples with View_Edge easik.view.edge.View_Edge used on opensource projects

Example 1 with View_Edge

use of easik.view.edge.View_Edge in project fql by CategoricalData.

the class ViewFrame method setPopMenu.

/**
 * Figures out which popup menu should be displayed, based on the editing
 * mode of the sketch on which this is a view. Ensures the the appropriate
 * menu items are enabled based on the current selection.
 *
 * @return The popup menu that should be displayed. (i.e. the editing popup
 *         if the sketch of which this view in on is in edit mode and the
 *         manipulate option otherwise.)
 */
public JPopupMenu setPopMenu() {
    Object[] currentSelection = _ourView.getSelectionCells();
    _ViewAddPopItem.setToolTipText("Add a row to the view table refrenced by this query node");
    if (_ourView.getSketch().getFrame().getMode() == SketchFrame.Mode.MANIPULATE) {
        boolean enableViewQuery = currentSelection.length == 1;
        _ViewQueryPopItem.setEnabled(enableViewQuery);
        // Disable all elements
        for (final Component c : _manipModePopMenu.getComponents()) {
            c.setEnabled(false);
        }
        if (currentSelection.length == 0) {
            return null;
        }
        final Object selected = currentSelection[0];
        if (selected instanceof QueryNode) {
            setQueryPopItems((QueryNode) selected);
            return _manipModePopMenu;
        }
        return null;
    }
    // Disable all elements
    for (final Component c : _editModePopMenu.getComponents()) {
        c.setEnabled(false);
    }
    if (currentSelection.length == 0) {
        _AddQueryNodePopItem.setEnabled(true);
        return _editModePopMenu;
    }
    // check for mixed selection
    final Object selected1 = currentSelection[0];
    for (final Object o : currentSelection) {
        if (o.getClass() != selected1.getClass()) {
            // Disable all elements
            for (final Component c : _editModePopMenu.getComponents()) {
                c.setEnabled(false);
            }
            // We always want delete
            _DeletePopItem.setEnabled(true);
            return _editModePopMenu;
        }
    }
    if (selected1 instanceof QueryNode) {
        _DefineQueryNodePopItem.setEnabled(true);
        _DeletePopItem.setEnabled(true);
        return _editModePopMenu;
    } else if (selected1 instanceof View_Edge) {
        return null;
    }
    return null;
}

Example 2 with View_Edge

use of easik.view.edge.View_Edge in project fql by CategoricalData.

the class OverviewHandler method startElement.

/**
 * Overloaded method that is called any time the start of an element is
 * found
 *
 * @param namespace
 * 			@see org.xml.sax.helpers.DefaultHandler
 * @param localName
 * 			@see org.xml.sax.helpers.DefaultHandler
 * @param qName
 * 			@see org.xml.sax.helpers.DefaultHandler
 * @param atts
 * 			@see org.xml.sax.helpers.DefaultHandler
 */
@Override
public void startElement(String namespace, String localName, String qName, Attributes atts) {
    _currNode = qName;
    // call
    if (_sketchParser != null) {
        _sketchParser.startElement(namespace, localName, qName, atts);
    } else // Initialize a sketch handler, and note this sketch's attributes
    if (qName.equals("easketch")) {
        String sketchName = atts.getValue("name");
        int sketchX = Integer.parseInt(atts.getValue("x"));
        int sketchY = Integer.parseInt(atts.getValue("y"));
        String cascade = atts.getValue("cascade"), pCascade = atts.getValue("partial-cascade");
        if (cascade == null) {
            cascade = Easik.getInstance().getSettings().getProperty("sql_cascade", "restrict");
        }
        if (pCascade == null) {
            pCascade = Easik.getInstance().getSettings().getProperty("sql_cascade_partial", "set_null");
        }
        Cascade c = cascade.equals("cascade") ? Cascade.CASCADE : Cascade.RESTRICT;
        Cascade cp = pCascade.equals("cascade") ? Cascade.CASCADE : pCascade.equals("restrict") ? Cascade.RESTRICT : Cascade.SET_NULL;
        _sketchParser = SketchFileIO.getNewSketchHandler(_theFrame.getOverview());
        SketchFrame frame = _sketchParser.getFrame();
        Sketch sketch = frame.getMModel();
        sketch.setDefaultCascading(c);
        sketch.setDefaultPartialCascading(cp);
        _newSketchNode = new SketchNode(sketchName, sketchX, sketchY, frame);
        _sketchNodes.put(sketchName, _newSketchNode);
    } else // know not to override the overview's
    if (qName.equals("view")) {
        _parsingView = true;
        _queryNodes = new HashMap<>();
        String viewName = atts.getValue("name");
        int x = Integer.parseInt(atts.getValue("x"));
        int y = Integer.parseInt(atts.getValue("y"));
        String edgeLabel = atts.getValue("viewDefinitionEdge");
        String sketchName = atts.getValue("on_sketch");
        ViewFrame viewFrame = new ViewFrame(_theFrame.getOverview(), _sketchNodes.get(sketchName).getFrame().getMModel());
        _newViewNode = new ViewNode(viewName, x, y, viewFrame);
        _viewDefEdge.put(edgeLabel, new ViewDefinitionEdge(_newViewNode, _sketchNodes.get(sketchName), edgeLabel));
        _viewDocInfo = new DocumentInfo(viewFrame);
        _viewNodes.put(viewName, _newViewNode);
        _sketchNodes.get(sketchName).getFrame().getMModel().addView(_newViewNode);
    } else if (qName.equals("queryNode")) {
        String name = atts.getValue("name");
        int x = Integer.parseInt(atts.getValue("x"));
        int y = Integer.parseInt(atts.getValue("y"));
        String query = atts.getValue("query");
        // exception so they can't be saved
        try {
            _queryNodes.put(name, new QueryNode(name, x, y, _newViewNode.getFrame().getMModel(), query));
        } catch (QueryException e) {
            e.printStackTrace();
        }
    } else if (qName.equals("View_Edge")) {
        View_Edge newEdge;
        String edgeType = atts.getValue("type");
        QueryNode source = _queryNodes.get(atts.getValue("source"));
        QueryNode target = _queryNodes.get(atts.getValue("target"));
        String id = atts.getValue("id");
        String cascadeAtt = atts.getValue("cascade");
        if (cascadeAtt == null) {
            // This is from an export before Easik had per-edge cascading
            // (in other words, before r583)
            // We use the global preferences for cascading
            String key = "sql_cascade", def = "restrict";
            if (edgeType.equals("partial")) {
                key = "sql_cascade_partial";
                def = "set_null";
            }
            cascadeAtt = Easik.getInstance().getSettings().getProperty(key, def);
        }
        @SuppressWarnings("unused") SketchEdge.Cascade cascade = cascadeAtt.equals("set_null") ? SketchEdge.Cascade.SET_NULL : cascadeAtt.equals("cascade") ? SketchEdge.Cascade.CASCADE : SketchEdge.Cascade.RESTRICT;
        if (edgeType.equals("injective")) {
            newEdge = new InjectiveViewEdge(source, target, id);
        } else if (edgeType.equals("partial")) {
            newEdge = new PartialViewEdge(source, target, id);
        } else {
            newEdge = new NormalViewEdge(source, target, id);
        }
        _viewEdges.put(id, newEdge);
    }
}

Example 3 with View_Edge

use of easik.view.edge.View_Edge in project fql by CategoricalData.

the class ViewGraphModel method getAttributes.

/**
 * Overridden method to get cell attributes; we make sure the appropriate
 * attributes are applied to the Easik objects before returning them.
 *
 * @see DefaultGraphModel.getAttributes(Object)
 *
 * @param o
 *
 * @return
 */
@Override
@SuppressWarnings("unchecked")
public AttributeMap getAttributes(Object o) {
    _mode = (_view.getSketch().getFrame().getMode() == Mode.EDIT) ? "edit_" : "manip_";
    if (o instanceof GraphCell) {
        GraphCell cell = (GraphCell) o;
        AttributeMap attribs = cell.getAttributes();
        AttributeMap easikAttribs = null;
        if (cell instanceof View_Edge) {
            easikAttribs = (cell instanceof InjectiveViewEdge) ? injectiveEdgeAttributes() : (cell instanceof PartialViewEdge) ? partialEdgeAttributes() : normalEdgeAttributes();
        } else if (cell instanceof TriangleEdge) {
            easikAttribs = triangleEdgeAttributes((TriangleEdge<ViewFrame, ViewGraphModel, View, QueryNode, View_Edge>) cell);
        } else if (cell instanceof GuideEdge) {
            easikAttribs = ((GuideEdge<ViewFrame, ViewGraphModel, View, QueryNode, View_Edge>) cell).isHighlighted() ? virtualHighlightedEdgeAttributes() : virtualEdgeAttributes();
        } else if (cell instanceof ModelConstraint) {
            easikAttribs = virtualVertexAttributes();
        } else if (cell instanceof QueryNode) {
            easikAttribs = vertexAttributes();
        }
        if (easikAttribs != null) {
            if (_view.isCellSelected(cell)) {
                Color selColor;
                float lineWidth;
                if (_view.getStateManager().peekState() instanceof GetPathState) {
                    selColor = getColor("path_selection");
                    lineWidth = getWidth("path_selection", 2);
                } else {
                    selColor = getColor("selection");
                    lineWidth = getWidth("selection", 3);
                }
                int borderWidth = getIntWidth(_mode + ((cell instanceof ModelConstraint) ? "constraint" : "entity") + "_border", 1);
                GraphConstants.setBorder(easikAttribs, BorderFactory.createLineBorder(selColor, borderWidth));
                GraphConstants.setForeground(easikAttribs, selColor);
                GraphConstants.setLineColor(easikAttribs, selColor);
                GraphConstants.setLineWidth(easikAttribs, lineWidth);
            }
            if (attribs == null) {
                cell.setAttributes(easikAttribs);
                attribs = easikAttribs;
            } else {
                attribs.applyMap(easikAttribs);
            }
            return attribs;
        }
    }
    return super.getAttributes(o);
}

Example 4 with View_Edge

use of easik.view.edge.View_Edge in project fql by CategoricalData.

the class View method autoAddExistingEdges.

/**
 * Call this method when a new QueryNode or Edge is created to automatically
 * add whatever existing edges It has in the underlying sketch with other
 * existing QueryNodes.
 *
 * @author Federico Mora
 */
public void autoAddExistingEdges() {
    Collection<SketchEdge> sketchEdges = _ourSketch.getEdges().values();
    HashMap<EntityNode, QueryNode> nodeMatches = getEntityNodePairs();
    for (SketchEdge se : sketchEdges) {
        if (nodeMatches.containsKey(se.getTargetEntity()) && nodeMatches.containsKey(se.getSourceEntity()) && !_edges.containsKey(se.getName())) {
            View_Edge vEdge;
            // need to move down??
            if (se.isPartial()) {
                vEdge = new PartialViewEdge(nodeMatches.get(se.getSourceEntity()), nodeMatches.get(se.getTargetEntity()), se.getName());
            } else if (se.isInjective()) {
                // System.out.println("Edge is injective");
                // **NEED TO FIGURE OUT CASCADING
                vEdge = new InjectiveViewEdge(nodeMatches.get(se.getSourceEntity()), nodeMatches.get(se.getTargetEntity()), se.getName(), Cascade.RESTRICT);
            } else {
                vEdge = new NormalViewEdge(nodeMatches.get(se.getSourceEntity()), nodeMatches.get(se.getTargetEntity()), se.getName());
            }
            this.addEdge(vEdge);
        }
    }
}

Example 5 with View_Edge

use of easik.view.edge.View_Edge in project fql by CategoricalData.

the class View method removeNode.

/**
 * Removes an entity, and also cascades to remove all the arrows involved
 * with it.
 *
 * @param toRemove
 *            The entity about to be removed
 */
@Override
public void removeNode(final QueryNode toRemove) {
    // So we don't get a ConcurrentModificationException
    final ArrayList<View_Edge> removeEdges = new ArrayList<>();
    for (final View_Edge edge : _edges.values()) {
        if (edge.getSourceQueryNode().equals(toRemove) || edge.getTargetQueryNode().equals(toRemove)) {
            // add the edge to a list of edges to remove
            removeEdges.add(edge);
        }
    }
    model.beginUpdate();
    // Remove the edges
    for (final View_Edge e : removeEdges) {
        removeEdge(e);
    }
    // remove the constraints this queryNode is a part of
    for (ModelConstraint<ViewFrame, ViewGraphModel, View, QueryNode, View_Edge> c : toRemove.getConstraints()) {
        if (_constraints.containsKey(c.getID())) {
            this.removeConstraint(c);
        }
    }
    _nodes.remove(toRemove.toString());
    getGraphLayoutCache().remove(new Object[] { toRemove });
    // Remove Entity from tree
    _Frame.getInfoTreeUI().removeNode(toRemove);
    model.endUpdate();
}