-package org.simantics.district.network.ui.nodes;\r
-\r
-import java.awt.Color;\r
-import java.awt.Graphics2D;\r
-import java.awt.geom.Path2D;\r
-import java.awt.geom.Point2D;\r
-import java.awt.geom.Rectangle2D;\r
-import java.util.ArrayList;\r
-import java.util.HashSet;\r
-import java.util.Iterator;\r
-import java.util.List;\r
-import java.util.Set;\r
-\r
-import org.simantics.Simantics;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.WriteGraph;\r
-import org.simantics.db.common.request.WriteRequest;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.diagram.ui.DiagramModelHints;\r
-import org.simantics.district.network.ui.DNEdgeBuilder;\r
-import org.simantics.district.network.ui.NetworkDrawingParticipant;\r
-import org.simantics.g2d.canvas.Hints;\r
-import org.simantics.g2d.canvas.IToolMode;\r
-import org.simantics.g2d.diagram.IDiagram;\r
-import org.simantics.scenegraph.g2d.G2DNode;\r
-import org.simantics.scenegraph.g2d.events.EventTypes;\r
-import org.simantics.scenegraph.g2d.events.MouseEvent;\r
-import org.simantics.scenegraph.g2d.events.MouseEvent.MouseClickEvent;\r
-import org.simantics.scenegraph.g2d.events.MouseEvent.MouseDoubleClickedEvent;\r
-import org.simantics.scenegraph.g2d.events.MouseEvent.MouseMovedEvent;\r
-import org.simantics.scenegraph.utils.NodeUtil;\r
-\r
-public class NetworkDrawingNode extends G2DNode {\r
-\r
- private static final long serialVersionUID = -3475301184009620573L;\r
- \r
- private List<Point2D> nodes = new ArrayList<>();\r
-\r
- private Rectangle2D rect = new Rectangle2D.Double(10, 10, 10, 10);\r
-\r
- private Set<Path2D> paths = new HashSet<>();\r
-\r
- private Resource diagramResource;\r
-\r
- private boolean committed;\r
-\r
- private NetworkDrawingParticipant participant;\r
-\r
- private IDiagram diagram;\r
- \r
- @Override\r
- public void init() {\r
- super.init();\r
- addEventHandler(this);\r
- }\r
- \r
- public void setNetworkDrawingParticipant(NetworkDrawingParticipant participant) {\r
- this.participant = participant;\r
- }\r
- \r
- public void setDiagram(IDiagram diagram) {\r
- if (diagram != null) {\r
- this.diagram = diagram;\r
- this.diagramResource = diagram.getHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE);\r
- }\r
- }\r
-\r
- @Override\r
- public void render(Graphics2D g2d) {\r
- Color old = g2d.getColor();\r
- g2d.setColor(Color.BLUE);\r
- \r
- paths.forEach(p -> {\r
- g2d.draw(p);\r
- });\r
- \r
- g2d.setColor(old);\r
- }\r
-\r
- @Override\r
- public Rectangle2D getBoundsInLocal() {\r
- return rect.getBounds2D();\r
- }\r
- \r
- @Override\r
- public int getEventMask() {\r
- return EventTypes.MouseMask;\r
- }\r
- \r
- @Override\r
- protected boolean mouseDoubleClicked(MouseDoubleClickedEvent e) {\r
- // nodes to path2d\r
- IToolMode mode = getToolMode();\r
- if (mode == Hints.CONNECTTOOL || e.hasAnyModifier(MouseEvent.ALT_MASK | MouseEvent.ALT_GRAPH_MASK)) {\r
- Point2D start = null;\r
- Point2D end = null;\r
- Iterator<Point2D> nodeIter = nodes.iterator();\r
- while (nodeIter.hasNext()) {\r
- if (end == null) {\r
- start = nodeIter.next();\r
- } else {\r
- start = end;\r
- }\r
- end = nodeIter.next();\r
- \r
- createEdge(start, end);\r
- }\r
- \r
- nodes.clear();\r
- committed = true;\r
- \r
- repaint();\r
- \r
- return true;\r
- }\r
- return super.mouseDoubleClicked(e);\r
- }\r
- \r
- private void createEdge(Point2D start, Point2D end) {\r
- double[] startCoords = new double[] { start.getX(), start.getY() };\r
- double[] endCoords = new double[] { end.getX(), end.getY() };\r
- \r
- DNEdgeBuilder builder = new DNEdgeBuilder(diagramResource, diagram);\r
- Simantics.getSession().asyncRequest(new WriteRequest() {\r
- \r
- @Override\r
- public void perform(WriteGraph graph) throws DatabaseException {\r
- builder.create(graph, startCoords, endCoords);\r
- }\r
- });\r
- \r
- }\r
- \r
- @Override\r
- protected boolean mouseClicked(MouseClickEvent e) {\r
- // check ToolMode\r
- IToolMode mode = getToolMode();\r
- if (mode == Hints.CONNECTTOOL || e.hasAnyModifier(MouseEvent.ALT_MASK | MouseEvent.ALT_GRAPH_MASK)) {\r
- if (committed) {\r
- committed = false;\r
- return false;\r
- }\r
- Point2D localPos = NodeUtil.worldToLocal(this, e.controlPosition, new Point2D.Double());\r
- nodes.add(new Point2D.Double(localPos.getX(), localPos.getY()));\r
- }\r
- return super.mouseClicked(e);\r
- }\r
- \r
- private IToolMode getToolMode() {\r
- return participant.getHint(Hints.KEY_TOOL);\r
- }\r
-\r
- @Override\r
- protected boolean mouseMoved(MouseMovedEvent e) {\r
- return super.mouseMoved(e);\r
- }\r
+package org.simantics.district.network.ui.nodes;
+
+import java.awt.BasicStroke;
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.Stroke;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Path2D;
+import java.awt.geom.Point2D;
+import java.awt.geom.Rectangle2D;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+import org.simantics.Simantics;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.request.WriteRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.request.Write;
+import org.simantics.diagram.elements.DiagramNodeUtil;
+import org.simantics.diagram.ui.DiagramModelHints;
+import org.simantics.district.network.DNEdgeBuilder;
+import org.simantics.district.network.DistrictNetworkUtil;
+import org.simantics.district.network.ModelledCRS;
+import org.simantics.district.network.ontology.DistrictNetworkResource;
+import org.simantics.district.network.ui.NetworkDrawingParticipant;
+import org.simantics.g2d.canvas.Hints;
+import org.simantics.g2d.canvas.ICanvasContext;
+import org.simantics.g2d.canvas.IToolMode;
+import org.simantics.g2d.diagram.IDiagram;
+import org.simantics.scenegraph.g2d.G2DNode;
+import org.simantics.scenegraph.g2d.events.EventTypes;
+import org.simantics.scenegraph.g2d.events.KeyEvent.KeyPressedEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseClickEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseDoubleClickedEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseMovedEvent;
+import org.simantics.scenegraph.utils.GeometryUtils;
+import org.simantics.scenegraph.utils.NodeUtil;
+import org.simantics.utils.threads.ThreadUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class NetworkDrawingNode extends G2DNode {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(NetworkDrawingNode.class);
+
+ static class DrawingNode {
+
+ private List<Point2D> routeNodes = new ArrayList<>();
+ }
+
+ private static final long serialVersionUID = -3475301184009620573L;
+
+ private Point2D currentMousePos = null;
+
+ private List<DrawingNode> nodes = new ArrayList<>();
+ private DrawingNode currentRouteNode = null;
+
+ private Resource diagramResource;
+
+ private NetworkDrawingParticipant participant;
+
+ private IDiagram diagram;
+
+ private static final Stroke DASHED_STROKE = new BasicStroke(2.0f,
+ BasicStroke.CAP_ROUND,
+ BasicStroke.JOIN_ROUND,
+ 4.0f, new float[]{4.0f}, 0.0f);
+
+ private static final Color BLUE_ALPHA = new Color(0, 0, 255, 100);
+ private static final Color RED_ALPHA = new Color(255, 0, 0, 100);
+
+ private boolean scaleStroke = true;
+ private AffineTransform lastViewTransform = new AffineTransform();
+
+ @Override
+ public void init() {
+ super.init();
+ addEventHandler(this);
+ }
+
+ public void setNetworkDrawingParticipant(NetworkDrawingParticipant participant) {
+ this.participant = participant;
+ }
+
+ public void setDiagram(IDiagram diagram) {
+ if (diagram != null) {
+ this.diagram = diagram;
+ this.diagramResource = diagram.getHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE);
+ }
+ }
+
+ @Override
+ public void render(Graphics2D g2d) {
+ // Must store this for hover info functionality
+ lastViewTransform = g2d.getTransform();
+
+ if (nodes.isEmpty())
+ return;
+
+ Color old = g2d.getColor();
+ Stroke oldStroke = g2d.getStroke();
+
+ Iterator<DrawingNode> dnodeIterator = nodes.iterator();
+ while (dnodeIterator.hasNext()) {
+ Path2D path = new Path2D.Double();
+ DrawingNode dnode = dnodeIterator.next();
+ Iterator<Point2D> nodeIter = dnode.routeNodes.iterator();
+ if (nodeIter.hasNext()) {
+ Point2D node = nodeIter.next();
+ path.moveTo(node.getX(), node.getY());
+ }
+ while (nodeIter.hasNext()) {
+ Point2D node = nodeIter.next();
+ path.lineTo(node.getX(), node.getY());
+ }
+ if (!dnodeIterator.hasNext()) {
+ if (currentMousePos != null)
+ path.lineTo(currentMousePos.getX(), currentMousePos.getY());
+ }
+
+ if (DASHED_STROKE != null) {
+ if (scaleStroke && DASHED_STROKE instanceof BasicStroke) {
+ BasicStroke bs = GeometryUtils.scaleStroke(DASHED_STROKE, (float) (1.0 / GeometryUtils.getScale(g2d.getTransform())));
+ g2d.setStroke(bs);
+ } else {
+ g2d.setStroke(DASHED_STROKE);
+ }
+ }
+
+ g2d.setColor(BLUE_ALPHA);
+ g2d.draw(path);
+
+ g2d.setColor(RED_ALPHA);
+ BasicStroke stroke = GeometryUtils.scaleStroke(DASHED_STROKE, (float) (1.0 / GeometryUtils.getScale(g2d.getTransform())));
+ g2d.setStroke(stroke);
+ Point2D currentPoint = path.getCurrentPoint();
+ g2d.draw(new Rectangle2D.Double(currentPoint.getX() - 0.0001 / 2, currentPoint.getY() - 0.0001 / 2, 0.0001, 0.0001));
+ }
+
+ g2d.setStroke(oldStroke);
+ g2d.setColor(old);
+ }
+
+ @Override
+ public Rectangle2D getBoundsInLocal() {
+ return null;
+ }
+
+ @Override
+ public int getEventMask() {
+ return EventTypes.AnyMask;
+ }
+
+ @Override
+ protected boolean mouseDoubleClicked(MouseDoubleClickedEvent e) {
+ // nodes to path2d
+ IToolMode mode = getToolMode();
+ if (mode == Hints.CONNECTTOOL || e.hasAnyModifier(MouseEvent.ALT_MASK | MouseEvent.ALT_GRAPH_MASK)) {
+ // ok, new routenode starts from here
+ Point2D localPos = NodeUtil.worldToLocal(this, e.controlPosition, new Point2D.Double());
+ Point2D.Double pos = new Point2D.Double(localPos.getX(), localPos.getY());
+ if (currentRouteNode != null) {
+ //currentRouteNode.routeNodes.add(pos);
+ currentRouteNode = new DrawingNode();
+ currentRouteNode.routeNodes.add(pos);
+ nodes.add(currentRouteNode);
+ } else {
+ // ok, this must be creation of dh_point
+ double scale = getTransform().getScaleY();
+ double x = ModelledCRS.xToLongitude(pos.getX() / scale);
+ double y = ModelledCRS.yToLatitude(-pos.getY() / scale);
+
+ boolean leftButton = e.button == MouseEvent.LEFT_BUTTON;
+
+ ThreadUtils.getNonBlockingWorkExecutor().schedule(() -> {
+ Simantics.getSession().asyncRequest(new Write() {
+
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ graph.markUndoPoint();
+ Resource mapping = null;
+ if (leftButton) {
+ mapping = graph.getSingleObject(diagramResource, DistrictNetworkResource.getInstance(graph).LeftClickDefaultMapping);
+ } else {
+ mapping = graph.getSingleObject(diagramResource, DistrictNetworkResource.getInstance(graph).RightClickDefaultMapping);
+ }
+ if (mapping == null) {
+ mapping = graph.getSingleObject(diagramResource, DistrictNetworkResource.getInstance(graph).VertexDefaultMapping);
+ }
+ DistrictNetworkUtil.createVertex(graph, diagramResource, new double[] { x, y }, Double.MAX_VALUE, mapping);
+ }
+ });
+ }, 100, TimeUnit.MILLISECONDS);
+ }
+ repaint();
+ return true;
+ }
+ return super.mouseDoubleClicked(e);
+ }
+
+ private void createEdge(DrawingNode node) {
+
+ Point2D start = node.routeNodes.get(0);
+ Point2D end = node.routeNodes.get(node.routeNodes.size() - 1);
+
+ double currentPadding = DistrictNetworkVertexNode.width;
+ AffineTransform test = getTransform();
+ ICanvasContext ctx = DiagramNodeUtil.getCanvasContext(this);
+ AffineTransform tr = ctx.getHintStack().getHint(Hints.KEY_CANVAS_TRANSFORM);
+ AffineTransform testing = new AffineTransform(tr);
+ testing.concatenate(test);
+ double calculateScaleRecip = DistrictNetworkNodeUtils.calculateScaleRecip(testing);
+ double padding = currentPadding * calculateScaleRecip;
+ /*
+ * To convert y-coordinates to map coordinates in ruler, use:
+ * double val = (y-offsetY)/scaleY;
+ * val = Math.toDegrees(Math.atan(Math.sinh(Math.toRadians(val))));
+ * String str = formatValue(val);
+ */
+ // TODO: fix scale
+ double scaleY = getTransform().getScaleY();
+ double scaleX = getTransform().getScaleX();
+
+ double startLat = ModelledCRS.yToLatitude(-start.getY() / scaleY);
+ double startLon = ModelledCRS.xToLongitude(start.getX() / scaleX);
+
+ double endLat = ModelledCRS.yToLatitude(-end.getY() / scaleY);
+ double endLon = ModelledCRS.xToLongitude(end.getX() / scaleX);
+
+ double[] startCoords = new double[] { startLon, startLat };
+ double[] endCoords = new double[] { endLon, endLat };
+
+ double[] detailedGeometryCoords = new double[node.routeNodes.size() * 2];
+ int i = 0;
+ for (Point2D p : node.routeNodes) {
+ double lat = ModelledCRS.yToLatitude(-p.getY() / scaleY);
+ double lon = ModelledCRS.xToLongitude(p.getX() / scaleX);
+ detailedGeometryCoords[i++] = lon;
+ detailedGeometryCoords[i++] = lat;
+ }
+
+ DNEdgeBuilder builder = new DNEdgeBuilder(diagramResource, diagram);
+ Simantics.getSession().asyncRequest(new WriteRequest() {
+
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ builder.create(graph, startCoords, Double.MAX_VALUE, endCoords, Double.MAX_VALUE, detailedGeometryCoords, padding);
+ }
+ });
+
+ }
+
+ @Override
+ protected boolean mouseClicked(MouseClickEvent e) {
+ // check ToolMode
+ IToolMode mode = getToolMode();
+ if (mode == Hints.CONNECTTOOL || e.hasAnyModifier(MouseEvent.ALT_MASK | MouseEvent.ALT_GRAPH_MASK)) {
+ if (e.button == MouseEvent.RIGHT_BUTTON && !nodes.isEmpty()) {
+ nodes.remove(nodes.size() - 1);
+ } else if (e.button == MouseEvent.LEFT_BUTTON) {
+ Point2D localPos = NodeUtil.worldToLocal(this, e.controlPosition, new Point2D.Double());
+ if (currentRouteNode == null && canStartEdge(localPos)) {
+ // ok, we can start from here
+ currentRouteNode = new DrawingNode();
+ currentRouteNode.routeNodes.add(new Point2D.Double(localPos.getX(), localPos.getY()));
+ nodes.add(currentRouteNode);
+ } else if (currentRouteNode != null && canStartEdge(localPos)) {
+ // let's commit our new routenode
+ currentRouteNode.routeNodes.add(new Point2D.Double(localPos.getX(), localPos.getY()));
+ Iterator<DrawingNode> nodeIter = nodes.iterator();
+ while (nodeIter.hasNext()) {
+ createEdge(nodeIter.next());
+ }
+ currentRouteNode = null;
+ nodes.clear();
+ } else if (currentRouteNode != null) {
+ currentRouteNode.routeNodes.add(new Point2D.Double(localPos.getX(), localPos.getY()));
+ }
+ }
+ repaint();
+ return true;
+ }
+ return super.mouseClicked(e);
+ }
+
+ private boolean canStartEdge(Point2D currentPos) {
+ return participant.isHoveringOverNode(currentPos, lastViewTransform);
+ }
+
+ private IToolMode getToolMode() {
+ return participant.getHint(Hints.KEY_TOOL);
+ }
+
+ @Override
+ protected boolean mouseMoved(MouseMovedEvent e) {
+ IToolMode mode = getToolMode();
+ boolean repaint = false;
+ Point2D p = NodeUtil.worldToLocal(this, e.controlPosition, new Point2D.Double());
+ boolean isConnectionTool = mode == Hints.CONNECTTOOL || e.hasAnyModifier(MouseEvent.ALT_MASK | MouseEvent.ALT_GRAPH_MASK);
+ // To boost pan perf hovering is only considered if no mouse button is pressed)
+ if (e.buttons == 0 && participant.pickHoveredElement(p, isConnectionTool, lastViewTransform)) {
+ repaint = true;
+ }
+ if (!nodes.isEmpty()) {
+ currentMousePos = p;
+ repaint();
+ return true;
+ }
+ currentMousePos = null;
+ if (repaint == true)
+ repaint();
+ return super.mouseMoved(e);
+ }
+
+ @Override
+ protected boolean keyPressed(KeyPressedEvent e) {
+ if (e.keyCode == java.awt.event.KeyEvent.VK_ESCAPE) {
+ currentRouteNode = null;
+ nodes.clear();
+ repaint();
+ return true;
+ }
+ return super.keyPressed(e);
+ }
}
\ No newline at end of file