1 package org.simantics.district.network.ui.styles;
3 import java.awt.geom.Point2D;
4 import java.util.Collections;
7 import org.simantics.Simantics;
8 import org.simantics.databoard.Bindings;
9 import org.simantics.db.ReadGraph;
10 import org.simantics.db.Resource;
11 import org.simantics.db.common.procedure.adapter.TransientCacheListener;
12 import org.simantics.db.common.request.ResourceRead;
13 import org.simantics.db.exception.DatabaseException;
14 import org.simantics.db.layer0.exception.MissingVariableException;
15 import org.simantics.db.layer0.exception.MissingVariableValueException;
16 import org.simantics.db.layer0.exception.PendingVariableException;
17 import org.simantics.db.layer0.util.Layer0Utils;
18 import org.simantics.db.layer0.variable.Variable;
19 import org.simantics.db.layer0.variable.Variables;
20 import org.simantics.diagram.profile.StyleBase;
21 import org.simantics.diagram.stubs.DiagramResource;
22 import org.simantics.district.network.DistrictNetworkUtil;
23 import org.simantics.district.network.ontology.DistrictNetworkResource;
24 import org.simantics.district.network.ui.nodes.DistrictNetworkHoverInfoNode;
25 import org.simantics.district.network.ui.nodes.DistrictNetworkNodeUtils;
26 import org.simantics.layer0.Layer0;
27 import org.simantics.modeling.ModelingResources;
28 import org.simantics.scenegraph.INode;
29 import org.simantics.scenegraph.profile.EvaluationContext;
30 import org.simantics.scenegraph.profile.common.ProfileVariables;
31 import org.simantics.scl.compiler.top.ValueNotFound;
32 import org.simantics.scl.osgi.SCLOsgi;
33 import org.simantics.scl.runtime.SCLContext;
34 import org.simantics.scl.runtime.function.Function1;
35 import org.simantics.scl.runtime.tuple.Tuple3;
36 import org.simantics.structural.stubs.StructuralResource2;
37 import org.slf4j.Logger;
38 import org.slf4j.LoggerFactory;
40 public class DistrictNetworkHoverInfoStyle extends StyleBase<DistrictNetworkHoverInfoStyle.StyleResult> {
42 private static final Logger LOGGER = LoggerFactory.getLogger(DistrictNetworkHoverInfoStyle.class);
44 private static final String ACTIONS_MODULE = "Actions";
45 private static final String HOVER_CONTRIBUTION = "hoverContribution";
47 public class StyleResult {
51 public StyleResult(Point2D origin, List<Tuple3> labels) {
56 public Point2D getOrigin() {
60 public List<Tuple3> getLabels() {
65 public DistrictNetworkHoverInfoStyle(Resource style) throws DatabaseException {
71 protected Resource getConfigurationComponent(ReadGraph graph, Resource element) throws DatabaseException {
72 ModelingResources MOD = ModelingResources.getInstance(graph);
73 DistrictNetworkResource DN = DistrictNetworkResource.getInstance(graph);
75 Resource mappedElement = graph.getPossibleObject(element, DN.MappedComponent);
76 return mappedElement != null ? graph.getPossibleObject(mappedElement, MOD.ElementToComponent) : null;
80 public StyleResult calculateStyle(ReadGraph graph, Resource runtimeDiagram, Resource entry,
81 Resource mapElement, Variable configuration) throws DatabaseException {
82 DiagramResource DIA = DiagramResource.getInstance(graph);
83 StructuralResource2 STR = StructuralResource2.getInstance(graph);
85 String variableURI = graph.getPossibleRelatedValue(runtimeDiagram, DIA.RuntimeDiagram_HasVariable, Bindings.STRING);
86 Variable activeVariable = org.simantics.db.layer0.variable.Variables.getPossibleVariable(graph, variableURI);
87 if (activeVariable == null)
90 Resource module = DistrictNetworkUtil.getMappedComponentCached(graph, mapElement);
94 Resource moduleType = graph.getPossibleType(module, STR.Component);
95 if (moduleType == null)
98 Function1<Variable, List<Tuple3>> function = getUCTextGridFunctionCached(graph, moduleType);
104 Variable variable = Variables.getVariable(graph, module);
105 Variable moduleVariable = Variables.possibleActiveVariable(graph, variable);
106 if (moduleVariable == null)
107 moduleVariable = variable;
109 result = Simantics.applySCLRead(graph, function, moduleVariable);
110 } catch (PendingVariableException | MissingVariableValueException e) {
111 result = Collections.singletonList(new Tuple3("<pending>", "", ""));
112 } catch (MissingVariableException e) {
113 // the requested variable is missing from the UC
114 String message = e.getMessage();
115 LOGGER.warn("Missing variable for calculating style with function {} {}", function, message);
116 result = Collections.singletonList(new Tuple3("<" + message +">", "", ""));
120 DistrictNetworkResource DN = DistrictNetworkResource.getInstance(graph);
121 if (graph.isInstanceOf(mapElement, DN.Vertex)) {
122 double[] coords = graph.getRelatedValue(mapElement, DIA.HasLocation);
123 point = DistrictNetworkNodeUtils.calculatePoint2D(new Point2D.Double(coords[0], coords[1]), null);
125 else if (graph.isInstanceOf(mapElement, DN.Edge)) {
126 Resource v1 = graph.getSingleObject(mapElement, DN.HasStartVertex);
127 double[] coords1 = graph.getRelatedValue(v1, DIA.HasLocation);
128 Resource v2 = graph.getSingleObject(mapElement, DN.HasEndVertex);
129 double[] coords2 = graph.getRelatedValue(v2, DIA.HasLocation);
130 point = DistrictNetworkNodeUtils.calculatePoint2D(new Point2D.Double((coords1[0] + coords2[0]) / 2, (coords1[1] + coords2[1]) / 2), null);
136 return new StyleResult(point, result);
140 public void applyStyleForNode(EvaluationContext observer, INode parent, StyleResult results) {
141 if (results == null) {
142 cleanupStyleForNode(observer, parent);
146 DistrictNetworkHoverInfoNode node = ProfileVariables.claimChild(parent, "*", DistrictNetworkHoverInfoNode.NODE_KEY, DistrictNetworkHoverInfoNode.class, observer);
150 node.setLabels(results.getLabels());
151 node.setOrigin(results.getOrigin());
155 protected void cleanupStyleForNode(EvaluationContext observer, INode node) {
156 ProfileVariables.denyChild(node, "*", DistrictNetworkHoverInfoNode.NODE_KEY);
159 private static Function1<Variable, List<Tuple3>> getUCTextGridFunctionCached(ReadGraph graph, Resource componentType)
160 throws DatabaseException {
161 return graph.syncRequest(new UCTextGridFunctionRequest(componentType), TransientCacheListener.instance());
164 private static final class UCTextGridFunctionRequest extends ResourceRead<Function1<Variable, List<Tuple3>>> {
165 public UCTextGridFunctionRequest(Resource resource) {
169 @SuppressWarnings("unchecked")
171 public Function1<Variable, List<Tuple3>> perform(ReadGraph graph) throws DatabaseException {
172 Resource actionsModule = Layer0Utils.getPossibleChild(graph, resource, ACTIONS_MODULE);
173 if (actionsModule == null || !graph.isInstanceOf(actionsModule, Layer0.getInstance(graph).SCLModule))
176 String uri = graph.getURI(actionsModule);
177 SCLContext sclContext = SCLContext.getCurrent();
178 Object oldGraph = sclContext.get("graph");
180 sclContext.put("graph", graph);
181 return (Function1<Variable, List<Tuple3>>) SCLOsgi.MODULE_REPOSITORY.getValue(uri, HOVER_CONTRIBUTION);
182 } catch (ValueNotFound e1) {
185 sclContext.put("graph", oldGraph);