1 package org.simantics.district.network.ui.nodes;
3 import java.awt.BasicStroke;
5 import java.awt.Graphics2D;
6 import java.awt.Stroke;
7 import java.awt.geom.AffineTransform;
8 import java.awt.geom.Path2D;
9 import java.awt.geom.Point2D;
10 import java.awt.geom.Rectangle2D;
11 import java.util.ArrayList;
12 import java.util.Iterator;
13 import java.util.List;
14 import java.util.concurrent.TimeUnit;
16 import org.simantics.Simantics;
17 import org.simantics.db.Resource;
18 import org.simantics.db.WriteGraph;
19 import org.simantics.db.common.request.WriteRequest;
20 import org.simantics.db.exception.DatabaseException;
21 import org.simantics.db.request.Write;
22 import org.simantics.diagram.elements.DiagramNodeUtil;
23 import org.simantics.diagram.ui.DiagramModelHints;
24 import org.simantics.district.network.DNEdgeBuilder;
25 import org.simantics.district.network.DistrictNetworkUtil;
26 import org.simantics.district.network.ModelledCRS;
27 import org.simantics.district.network.ontology.DistrictNetworkResource;
28 import org.simantics.district.network.ui.NetworkDrawingParticipant;
29 import org.simantics.g2d.canvas.Hints;
30 import org.simantics.g2d.canvas.ICanvasContext;
31 import org.simantics.g2d.canvas.IToolMode;
32 import org.simantics.g2d.diagram.IDiagram;
33 import org.simantics.maps.elevation.server.SingletonTiffTileInterface;
34 import org.simantics.maps.elevation.server.prefs.MapsElevationServerPreferences;
35 import org.simantics.scenegraph.g2d.G2DNode;
36 import org.simantics.scenegraph.g2d.events.EventTypes;
37 import org.simantics.scenegraph.g2d.events.KeyEvent.KeyPressedEvent;
38 import org.simantics.scenegraph.g2d.events.MouseEvent;
39 import org.simantics.scenegraph.g2d.events.MouseEvent.MouseClickEvent;
40 import org.simantics.scenegraph.g2d.events.MouseEvent.MouseDoubleClickedEvent;
41 import org.simantics.scenegraph.g2d.events.MouseEvent.MouseMovedEvent;
42 import org.simantics.scenegraph.utils.GeometryUtils;
43 import org.simantics.scenegraph.utils.NodeUtil;
44 import org.simantics.utils.threads.ThreadUtils;
45 import org.slf4j.Logger;
46 import org.slf4j.LoggerFactory;
48 public class NetworkDrawingNode extends G2DNode {
50 private static final Logger LOGGER = LoggerFactory.getLogger(NetworkDrawingNode.class);
52 static class DrawingNode {
54 private List<Point2D> routeNodes = new ArrayList<>();
57 private static final long serialVersionUID = -3475301184009620573L;
59 private Point2D currentMousePos = null;
61 private List<DrawingNode> nodes = new ArrayList<>();
62 private DrawingNode currentRouteNode = null;
64 private Resource diagramResource;
66 private NetworkDrawingParticipant participant;
68 private IDiagram diagram;
70 private static final Stroke DASHED_STROKE = new BasicStroke(2.0f,
71 BasicStroke.CAP_ROUND,
72 BasicStroke.JOIN_ROUND,
73 4.0f, new float[]{4.0f}, 0.0f);
75 private static final Color BLUE_ALPHA = new Color(0, 0, 255, 100);
76 private static final Color RED_ALPHA = new Color(255, 0, 0, 100);
78 private boolean scaleStroke = true;
83 addEventHandler(this);
86 public void setNetworkDrawingParticipant(NetworkDrawingParticipant participant) {
87 this.participant = participant;
90 public void setDiagram(IDiagram diagram) {
91 if (diagram != null) {
92 this.diagram = diagram;
93 this.diagramResource = diagram.getHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE);
98 public void render(Graphics2D g2d) {
102 Color old = g2d.getColor();
103 Stroke oldStroke = g2d.getStroke();
105 Iterator<DrawingNode> dnodeIterator = nodes.iterator();
106 while (dnodeIterator.hasNext()) {
107 Path2D path = new Path2D.Double();
108 DrawingNode dnode = dnodeIterator.next();
109 Iterator<Point2D> nodeIter = dnode.routeNodes.iterator();
110 if (nodeIter.hasNext()) {
111 Point2D node = nodeIter.next();
112 path.moveTo(node.getX(), node.getY());
114 while (nodeIter.hasNext()) {
115 Point2D node = nodeIter.next();
116 path.lineTo(node.getX(), node.getY());
118 if (!dnodeIterator.hasNext()) {
119 if (currentMousePos != null)
120 path.lineTo(currentMousePos.getX(), currentMousePos.getY());
123 if (DASHED_STROKE != null) {
124 if (scaleStroke && DASHED_STROKE instanceof BasicStroke) {
125 BasicStroke bs = GeometryUtils.scaleStroke(DASHED_STROKE, (float) (1.0 / GeometryUtils.getScale(g2d.getTransform())));
128 g2d.setStroke(DASHED_STROKE);
132 g2d.setColor(BLUE_ALPHA);
135 g2d.setColor(RED_ALPHA);
136 BasicStroke stroke = GeometryUtils.scaleStroke(DASHED_STROKE, (float) (1.0 / GeometryUtils.getScale(g2d.getTransform())));
137 g2d.setStroke(stroke);
138 Point2D currentPoint = path.getCurrentPoint();
139 g2d.draw(new Rectangle2D.Double(currentPoint.getX() - 0.0001 / 2, currentPoint.getY() - 0.0001 / 2, 0.0001, 0.0001));
142 g2d.setStroke(oldStroke);
147 public Rectangle2D getBoundsInLocal() {
152 public int getEventMask() {
153 return EventTypes.AnyMask;
157 protected boolean mouseDoubleClicked(MouseDoubleClickedEvent e) {
159 IToolMode mode = getToolMode();
160 if (mode == Hints.CONNECTTOOL || e.hasAnyModifier(MouseEvent.ALT_MASK | MouseEvent.ALT_GRAPH_MASK)) {
161 // ok, new routenode starts from here
162 Point2D localPos = NodeUtil.worldToLocal(this, e.controlPosition, new Point2D.Double());
163 Point2D.Double pos = new Point2D.Double(localPos.getX(), localPos.getY());
164 if (currentRouteNode != null) {
165 //currentRouteNode.routeNodes.add(pos);
166 currentRouteNode = new DrawingNode();
167 currentRouteNode.routeNodes.add(pos);
168 nodes.add(currentRouteNode);
170 // ok, this must be creation of dh_point
171 double scale = getTransform().getScaleY();
172 double x = ModelledCRS.xToLongitude(pos.getX() / scale);
173 double y = ModelledCRS.yToLatitude(-pos.getY() / scale);
175 boolean leftButton = e.button == MouseEvent.LEFT_BUTTON;
177 ThreadUtils.getNonBlockingWorkExecutor().schedule(() -> {
178 Simantics.getSession().asyncRequest(new Write() {
181 public void perform(WriteGraph graph) throws DatabaseException {
182 graph.markUndoPoint();
183 Resource mapping = null;
185 mapping = graph.getSingleObject(diagramResource, DistrictNetworkResource.getInstance(graph).LeftClickDefaultMapping);
187 mapping = graph.getSingleObject(diagramResource, DistrictNetworkResource.getInstance(graph).RightClickDefaultMapping);
189 if (mapping == null) {
190 mapping = graph.getSingleObject(diagramResource, DistrictNetworkResource.getInstance(graph).VertexDefaultMapping);
192 DistrictNetworkUtil.createVertex(graph, diagramResource, new double[] { x, y }, Double.MAX_VALUE, mapping);
195 }, 100, TimeUnit.MILLISECONDS);
200 return super.mouseDoubleClicked(e);
203 private void createEdge(DrawingNode node) {
205 Point2D start = node.routeNodes.get(0);
206 Point2D end = node.routeNodes.get(node.routeNodes.size() - 1);
208 double currentPadding = DistrictNetworkVertexNode.width;
209 AffineTransform test = getTransform();
210 ICanvasContext ctx = DiagramNodeUtil.getCanvasContext(this);
211 AffineTransform tr = ctx.getHintStack().getHint(Hints.KEY_CANVAS_TRANSFORM);
212 AffineTransform testing = new AffineTransform(tr);
213 testing.concatenate(test);
214 double calculateScaleRecip = DistrictNetworkNodeUtils.calculateScaleRecip(testing);
215 double padding = currentPadding * calculateScaleRecip;
217 * To convert y-coordinates to map coordinates in ruler, use:
218 * double val = (y-offsetY)/scaleY;
219 * val = Math.toDegrees(Math.atan(Math.sinh(Math.toRadians(val))));
220 * String str = formatValue(val);
223 double scaleY = getTransform().getScaleY();
224 double scaleX = getTransform().getScaleX();
226 double startLat = ModelledCRS.yToLatitude(-start.getY() / scaleY);
227 double startLon = ModelledCRS.xToLongitude(start.getX() / scaleX);
229 double endLat = ModelledCRS.yToLatitude(-end.getY() / scaleY);
230 double endLon = ModelledCRS.xToLongitude(end.getX() / scaleX);
232 double[] startCoords = new double[] { startLon, startLat };
233 double[] endCoords = new double[] { endLon, endLat };
235 double[] detailedGeometryCoords = new double[node.routeNodes.size() * 2];
237 for (Point2D p : node.routeNodes) {
238 double lat = ModelledCRS.yToLatitude(-p.getY() / scaleY);
239 double lon = ModelledCRS.xToLongitude(p.getX() / scaleX);
240 detailedGeometryCoords[i++] = lon;
241 detailedGeometryCoords[i++] = lat;
244 DNEdgeBuilder builder = new DNEdgeBuilder(diagramResource, diagram);
245 Simantics.getSession().asyncRequest(new WriteRequest() {
248 public void perform(WriteGraph graph) throws DatabaseException {
249 builder.create(graph, startCoords, Double.MAX_VALUE, endCoords, Double.MAX_VALUE, detailedGeometryCoords, padding);
256 protected boolean mouseClicked(MouseClickEvent e) {
258 IToolMode mode = getToolMode();
259 if (mode == Hints.CONNECTTOOL || e.hasAnyModifier(MouseEvent.ALT_MASK | MouseEvent.ALT_GRAPH_MASK)) {
260 if (e.button == MouseEvent.RIGHT_BUTTON && !nodes.isEmpty()) {
261 nodes.remove(nodes.size() - 1);
262 } else if (e.button == MouseEvent.LEFT_BUTTON) {
263 Point2D localPos = NodeUtil.worldToLocal(this, e.controlPosition, new Point2D.Double());
264 if (currentRouteNode == null && canStartEdge(localPos)) {
265 // ok, we can start from here
266 currentRouteNode = new DrawingNode();
267 currentRouteNode.routeNodes.add(new Point2D.Double(localPos.getX(), localPos.getY()));
268 nodes.add(currentRouteNode);
269 } else if (currentRouteNode != null && canStartEdge(localPos)) {
270 // let's commit our new routenode
271 currentRouteNode.routeNodes.add(new Point2D.Double(localPos.getX(), localPos.getY()));
272 Iterator<DrawingNode> nodeIter = nodes.iterator();
273 while (nodeIter.hasNext()) {
274 createEdge(nodeIter.next());
276 currentRouteNode = null;
278 } else if (currentRouteNode != null) {
279 currentRouteNode.routeNodes.add(new Point2D.Double(localPos.getX(), localPos.getY()));
285 return super.mouseClicked(e);
288 private boolean canStartEdge(Point2D currentPos) {
289 return participant.isHoveringOverNode(currentPos);
292 private IToolMode getToolMode() {
293 return participant.getHint(Hints.KEY_TOOL);
297 protected boolean mouseMoved(MouseMovedEvent e) {
298 IToolMode mode = getToolMode();
299 boolean repaint = false;
300 Point2D p = NodeUtil.worldToLocal(this, e.controlPosition, new Point2D.Double());
301 boolean isConnectionTool = mode == Hints.CONNECTTOOL || e.hasAnyModifier(MouseEvent.ALT_MASK | MouseEvent.ALT_GRAPH_MASK);
302 if (participant.pickHoveredElement(p, isConnectionTool)) {
305 if (!nodes.isEmpty()) {
311 currentMousePos = null;
314 return super.mouseMoved(e);
318 protected boolean keyPressed(KeyPressedEvent e) {
319 if (e.keyCode == java.awt.event.KeyEvent.VK_ESCAPE) {
320 currentRouteNode = null;
325 return super.keyPressed(e);