-package org.simantics.district.network.ui;\r
-\r
-import java.util.concurrent.TimeUnit;\r
-\r
-import org.simantics.district.network.ui.participants.DNPointerInteractor;\r
-import org.simantics.g2d.canvas.ICanvasContext;\r
-import org.simantics.g2d.diagram.handler.PickRequest.PickFilter;\r
-import org.simantics.g2d.diagram.participant.DelayedBatchElementPainter;\r
-import org.simantics.g2d.diagram.participant.ElementPainter;\r
-import org.simantics.g2d.diagram.participant.Selection;\r
-import org.simantics.g2d.diagram.participant.ZOrderHandler;\r
-import org.simantics.g2d.participant.RenderingQualityInteractor;\r
-import org.simantics.modeling.ui.diagramEditor.DiagramViewer;\r
-\r
-public class DistrictDiagramViewer extends DiagramViewer {\r
-\r
- @Override\r
- protected void addDiagramParticipants(ICanvasContext ctx) {\r
- ctx.add(new ZOrderHandler());\r
- ctx.add(new Selection());\r
- ctx.add(new ElementPainter());\r
- ctx.add(new DNPointerInteractor());\r
- \r
- ctx.add(new NetworkDrawingParticipant());\r
- }\r
-\r
- @Override\r
- protected void addPainterParticipants(ICanvasContext ctx) {\r
- ctx.add(new RenderingQualityInteractor());\r
- ctx.add(new DelayedBatchElementPainter(PickFilter.FILTER_MONITORS, 500, TimeUnit.MILLISECONDS));\r
- }\r
-}\r
+package org.simantics.district.network.ui;
+
+import java.awt.Color;
+import java.util.concurrent.TimeUnit;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
+
+import org.simantics.datatypes.literal.RGB;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.UnaryRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.procedure.Listener;
+import org.simantics.diagram.ui.DiagramModelHints;
+import org.simantics.district.network.DistrictNetworkUtil;
+import org.simantics.district.network.ui.participants.DNPointerInteractor;
+import org.simantics.district.network.ui.participants.MapRulerPainter;
+import org.simantics.g2d.canvas.ICanvasContext;
+import org.simantics.g2d.canvas.impl.CanvasContext;
+import org.simantics.g2d.diagram.handler.PickRequest.PickFilter;
+import org.simantics.g2d.diagram.participant.DelayedBatchElementPainter;
+import org.simantics.g2d.diagram.participant.ElementPainter;
+import org.simantics.g2d.diagram.participant.Selection;
+import org.simantics.g2d.diagram.participant.ZOrderHandler;
+import org.simantics.g2d.participant.BackgroundPainter;
+import org.simantics.g2d.participant.GridPainter;
+import org.simantics.g2d.participant.PanZoomRotateHandler;
+import org.simantics.g2d.participant.RenderingQualityInteractor;
+import org.simantics.g2d.participant.ZoomToAreaHandler;
+import org.simantics.maps.MapScalingTransform;
+import org.simantics.maps.eclipse.MapPainter;
+import org.simantics.maps.sg.commands.MapCommands;
+import org.simantics.modeling.ui.diagramEditor.DiagramViewer;
+import org.simantics.scenegraph.g2d.events.command.CommandEvent;
+import org.simantics.scenegraph.g2d.events.command.Commands;
+import org.simantics.utils.datastructures.hints.IHintContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class DistrictDiagramViewer extends DiagramViewer {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(DistrictDiagramViewer.class);
+
+ @Override
+ protected void addDiagramParticipants(ICanvasContext ctx) {
+ ctx.add(new ZOrderHandler());
+ ctx.add(new Selection());
+ ctx.add(new ElementPainter());
+ ctx.add(new DNPointerInteractor());
+
+ ctx.add(new MapPainter(MapScalingTransform.INSTANCE));
+
+ ctx.add(new NetworkDrawingParticipant(MapScalingTransform.INSTANCE));
+ }
+
+ protected String getPopupId() {
+ return "#DistrictDiagramPopup";
+ }
+
+ @Override
+ public void initializeCanvasContext(CanvasContext ctx) {
+ super.initializeCanvasContext(ctx);
+ IHintContext h = ctx.getDefaultHintContext();
+ h.setHint(PanZoomRotateHandler.KEY_ZOOM_IN_LIMIT, 10000.0);
+ h.setHint(PanZoomRotateHandler.KEY_ZOOM_OUT_LIMIT, 0.01);
+ h.setHint(DiagramModelHints.KEY_DIAGRAM_RESOURCE, diagramResource);
+ }
+
+ @Override
+ protected void addPainterParticipants(ICanvasContext ctx) {
+ ctx.add(new RenderingQualityInteractor());
+ ctx.add(new DelayedBatchElementPainter(PickFilter.FILTER_MONITORS, 500, TimeUnit.MILLISECONDS));
+ }
+
+ @Override
+ protected void addGridRulerBackgroundParticipants(CanvasContext ctx) {
+ ctx.add(new GridPainter());
+ ctx.add(new MapRulerPainter());
+ ctx.add(new BackgroundPainter());
+ }
+
+ protected void addViewManipulationParticipants(CanvasContext ctx) {
+ ctx.add(new DistrictPanZoomRotateHandler());
+ //ctx.add(new MousePanZoomInteractor());
+ //ctx.add(new MultitouchPanZoomRotateInteractor());
+ // ctx.add( new OrientationRestorer() );
+ ctx.add(new ZoomToAreaHandler());
+ }
+
+ @Override
+ protected void loadPageSettings(ICanvasContext ctx) {
+ super.loadPageSettings(ctx);
+ // this might be the wrong place to start such listening but at least
+ // super.loadPageSettings() does async-db-operations
+ setupDrawMapEnabled();
+ setupBackgroundColor();
+ }
+
+ private void setupDrawMapEnabled() {
+ sessionContext.getSession().asyncRequest(new DrawMapEnabledRequest(getInputResource()), new DrawMapEnabledListener(
+ result -> canvasContext.getEventQueue().queueEvent(new CommandEvent(canvasContext, System.currentTimeMillis(), result ? Commands.MAP_ENABLE : Commands.MAP_DISABLE)),
+ () -> DistrictDiagramViewer.this.isDisposed()));
+ }
+
+ private void setupBackgroundColor() {
+ sessionContext.getSession().asyncRequest(new MapBackgroundColorRequest(getInputResource()), new MapBackgroundColorListener(
+ result -> queueBackgroundColorChangeEvent(result),
+ () -> DistrictDiagramViewer.this.isDisposed()));
+ }
+
+ private void queueBackgroundColorChangeEvent(RGB.Integer result) {
+ if (result != null) {
+ Color backgroundColor = new Color(result.red, result.green, result.blue);
+ canvasContext.getDefaultHintContext().setHint(MapCommands.KEY_MAP_BACKGROUND_COLOR, backgroundColor);
+ canvasContext.getEventQueue().queueEvent(new CommandEvent(canvasContext, System.currentTimeMillis(), MapCommands.MAP_BACKGROUND_COLOR_CHANGE));
+ }
+ }
+
+ private static class DrawMapEnabledRequest extends UnaryRead<Resource, Boolean> {
+
+ public DrawMapEnabledRequest(Resource diagram) {
+ super(diagram);
+ }
+
+ @Override
+ public Boolean perform(ReadGraph graph) throws DatabaseException {
+ return DistrictNetworkUtil.drawMapEnabled(graph, parameter);
+ }
+ }
+
+ private static class DrawMapEnabledListener implements Listener<Boolean> {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(DrawMapEnabledListener.class);
+
+ private Consumer<Boolean> callback;
+ private Supplier<Boolean> isDisposed;
+
+ public DrawMapEnabledListener(Consumer<Boolean> callback, Supplier<Boolean> isDisposed) {
+ this.callback = callback;
+ this.isDisposed = isDisposed;
+ }
+
+ @Override
+ public void execute(Boolean result) {
+ callback.accept(result);
+ }
+
+ @Override
+ public void exception(Throwable t) {
+ LOGGER.error("Could not listen if draw map is enabled", t);
+ }
+
+ @Override
+ public boolean isDisposed() {
+ return isDisposed.get();
+ }
+ }
+
+ private static class MapBackgroundColorRequest extends UnaryRead<Resource, RGB.Integer> {
+
+ public MapBackgroundColorRequest(Resource diagram) {
+ super(diagram);
+ }
+
+ @Override
+ public RGB.Integer perform(ReadGraph graph) throws DatabaseException {
+ return DistrictNetworkUtil.backgroundColor(graph, parameter);
+ }
+ }
+
+ private static class MapBackgroundColorListener implements Listener<RGB.Integer> {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(DrawMapEnabledListener.class);
+
+ private Consumer<RGB.Integer> callback;
+ private Supplier<Boolean> isDisposed;
+
+ public MapBackgroundColorListener(Consumer<RGB.Integer> callback, Supplier<Boolean> isDisposed) {
+ this.callback = callback;
+ this.isDisposed = isDisposed;
+ }
+
+ @Override
+ public void execute(RGB.Integer result) {
+ callback.accept(result);
+ }
+
+ @Override
+ public void exception(Throwable t) {
+ LOGGER.error("Could not listen map background color", t);
+ }
+
+ @Override
+ public boolean isDisposed() {
+ return isDisposed.get();
+ }
+ }
+}