1 package org.simantics.district.network.ui;
4 import java.util.concurrent.TimeUnit;
5 import java.util.function.Consumer;
6 import java.util.function.Supplier;
8 import org.simantics.datatypes.literal.RGB;
9 import org.simantics.db.ReadGraph;
10 import org.simantics.db.Resource;
11 import org.simantics.db.common.request.UnaryRead;
12 import org.simantics.db.exception.DatabaseException;
13 import org.simantics.db.procedure.Listener;
14 import org.simantics.diagram.ui.DiagramModelHints;
15 import org.simantics.district.network.DistrictNetworkUtil;
16 import org.simantics.district.network.ui.participants.DNPointerInteractor;
17 import org.simantics.district.network.ui.participants.MapRulerPainter;
18 import org.simantics.g2d.canvas.ICanvasContext;
19 import org.simantics.g2d.canvas.impl.CanvasContext;
20 import org.simantics.g2d.diagram.handler.PickRequest.PickFilter;
21 import org.simantics.g2d.diagram.participant.DelayedBatchElementPainter;
22 import org.simantics.g2d.diagram.participant.ElementPainter;
23 import org.simantics.g2d.diagram.participant.Selection;
24 import org.simantics.g2d.diagram.participant.ZOrderHandler;
25 import org.simantics.g2d.participant.BackgroundPainter;
26 import org.simantics.g2d.participant.GridPainter;
27 import org.simantics.g2d.participant.PanZoomRotateHandler;
28 import org.simantics.g2d.participant.RenderingQualityInteractor;
29 import org.simantics.g2d.participant.ZoomToAreaHandler;
30 import org.simantics.maps.MapScalingTransform;
31 import org.simantics.maps.eclipse.MapPainter;
32 import org.simantics.maps.sg.commands.MapCommands;
33 import org.simantics.modeling.ui.diagramEditor.DiagramViewer;
34 import org.simantics.scenegraph.g2d.events.command.CommandEvent;
35 import org.simantics.scenegraph.g2d.events.command.Commands;
36 import org.simantics.utils.datastructures.hints.IHintContext;
37 import org.slf4j.Logger;
38 import org.slf4j.LoggerFactory;
40 public class DistrictDiagramViewer extends DiagramViewer {
42 private static final Logger LOGGER = LoggerFactory.getLogger(DistrictDiagramViewer.class);
45 protected void addDiagramParticipants(ICanvasContext ctx) {
46 ctx.add(new ZOrderHandler());
47 ctx.add(new Selection());
48 ctx.add(new ElementPainter());
49 ctx.add(new DNPointerInteractor());
51 ctx.add(new MapPainter(MapScalingTransform.INSTANCE));
53 ctx.add(new NetworkDrawingParticipant(MapScalingTransform.INSTANCE));
56 protected String getPopupId() {
57 return "#DistrictDiagramPopup";
61 public void initializeCanvasContext(CanvasContext ctx) {
62 super.initializeCanvasContext(ctx);
63 IHintContext h = ctx.getDefaultHintContext();
64 h.setHint(PanZoomRotateHandler.KEY_ZOOM_IN_LIMIT, 10000.0);
65 h.setHint(PanZoomRotateHandler.KEY_ZOOM_OUT_LIMIT, 0.01);
66 h.setHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE, diagramResource);
70 protected void addPainterParticipants(ICanvasContext ctx) {
71 ctx.add(new RenderingQualityInteractor());
72 ctx.add(new DelayedBatchElementPainter(PickFilter.FILTER_MONITORS, 500, TimeUnit.MILLISECONDS));
76 protected void addGridRulerBackgroundParticipants(CanvasContext ctx) {
77 ctx.add(new GridPainter());
78 ctx.add(new MapRulerPainter());
79 ctx.add(new BackgroundPainter());
82 protected void addViewManipulationParticipants(CanvasContext ctx) {
83 ctx.add(new DistrictPanZoomRotateHandler());
84 //ctx.add(new MousePanZoomInteractor());
85 //ctx.add(new MultitouchPanZoomRotateInteractor());
86 // ctx.add( new OrientationRestorer() );
87 ctx.add(new ZoomToAreaHandler());
91 protected void loadPageSettings(ICanvasContext ctx) {
92 super.loadPageSettings(ctx);
93 // this might be the wrong place to start such listening but at least
94 // super.loadPageSettings() does async-db-operations
95 setupDrawMapEnabled();
96 setupBackgroundColor();
99 private void setupDrawMapEnabled() {
100 sessionContext.getSession().asyncRequest(new DrawMapEnabledRequest(getInputResource()), new DrawMapEnabledListener(
101 result -> canvasContext.getEventQueue().queueEvent(new CommandEvent(canvasContext, System.currentTimeMillis(), result ? Commands.MAP_ENABLE : Commands.MAP_DISABLE)),
102 () -> DistrictDiagramViewer.this.isDisposed()));
105 private void setupBackgroundColor() {
106 sessionContext.getSession().asyncRequest(new MapBackgroundColorRequest(getInputResource()), new MapBackgroundColorListener(
107 result -> queueBackgroundColorChangeEvent(result),
108 () -> DistrictDiagramViewer.this.isDisposed()));
111 private void queueBackgroundColorChangeEvent(RGB.Integer result) {
112 if (result != null) {
113 Color backgroundColor = new Color(result.red, result.green, result.blue);
114 canvasContext.getDefaultHintContext().setHint(MapCommands.KEY_MAP_BACKGROUND_COLOR, backgroundColor);
115 canvasContext.getEventQueue().queueEvent(new CommandEvent(canvasContext, System.currentTimeMillis(), MapCommands.MAP_BACKGROUND_COLOR_CHANGE));
119 private static class DrawMapEnabledRequest extends UnaryRead<Resource, Boolean> {
121 public DrawMapEnabledRequest(Resource diagram) {
126 public Boolean perform(ReadGraph graph) throws DatabaseException {
127 return DistrictNetworkUtil.drawMapEnabled(graph, parameter);
131 private static class DrawMapEnabledListener implements Listener<Boolean> {
133 private static final Logger LOGGER = LoggerFactory.getLogger(DrawMapEnabledListener.class);
135 private Consumer<Boolean> callback;
136 private Supplier<Boolean> isDisposed;
138 public DrawMapEnabledListener(Consumer<Boolean> callback, Supplier<Boolean> isDisposed) {
139 this.callback = callback;
140 this.isDisposed = isDisposed;
144 public void execute(Boolean result) {
145 callback.accept(result);
149 public void exception(Throwable t) {
150 LOGGER.error("Could not listen if draw map is enabled", t);
154 public boolean isDisposed() {
155 return isDisposed.get();
159 private static class MapBackgroundColorRequest extends UnaryRead<Resource, RGB.Integer> {
161 public MapBackgroundColorRequest(Resource diagram) {
166 public RGB.Integer perform(ReadGraph graph) throws DatabaseException {
167 return DistrictNetworkUtil.backgroundColor(graph, parameter);
171 private static class MapBackgroundColorListener implements Listener<RGB.Integer> {
173 private static final Logger LOGGER = LoggerFactory.getLogger(DrawMapEnabledListener.class);
175 private Consumer<RGB.Integer> callback;
176 private Supplier<Boolean> isDisposed;
178 public MapBackgroundColorListener(Consumer<RGB.Integer> callback, Supplier<Boolean> isDisposed) {
179 this.callback = callback;
180 this.isDisposed = isDisposed;
184 public void execute(RGB.Integer result) {
185 callback.accept(result);
189 public void exception(Throwable t) {
190 LOGGER.error("Could not listen map background color", t);
194 public boolean isDisposed() {
195 return isDisposed.get();