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Commit 2a9ca324 authored by George Adrian Stoica's avatar George Adrian Stoica
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added tooltip to marker; this should fix issue #10

parent 57fa16fa
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    simpleexample2/fxui/src/main/java/simpleex/ui/AbstractFxAppController.java
    View file @ 2a9ca324
    package simpleex.ui;
    import com.fasterxml.jackson.databind.ObjectMapper;
    import fxmapcontrol.Location;
    import fxmapcontrol.MapBase;
    import fxmapcontrol.MapItemsControl;
    import fxmapcontrol.MapNode;
    import fxmapcontrol.MapProjection;
    import javafx.collections.FXCollections;
    import javafx.fxml.FXML;
    import javafx.geometry.Point2D;
    import javafx.scene.Node;
    import javafx.scene.control.Alert;
    import javafx.scene.control.Alert.AlertType;
    import javafx.util.Callback;
    import javafx.scene.control.ButtonType;
    import javafx.scene.control.ListCell;
    import javafx.scene.control.ListView;
    import javafx.scene.control.Slider;
    import simpleex.core.LatLong;
    import simpleex.json.LatLongsModule;
    /*
    @startuml
    class AbstractFxAppController
    class LatLongs
    class BorderPane
    class "ListView<LatLong>" as ListView
    class "fxmapcontrol.MapBase" as MapBase
    BorderPane *--> ListView: "left"
    BorderPane *--> MapBase: "center"
    AbstractFxAppController --> MapBase: "mapView"
    AbstractFxAppController --> ListView: "locationListView"
    @enduml
    */
    /**
    * The controller for the app.
    * @author hal
    *
    */
    public abstract class AbstractFxAppController {
    private LatLongsDataAccess dataAccess;
    protected LatLongsDataAccess getDataAccess() {
    return dataAccess;
    }
    protected void setDataAccess(final LatLongsDataAccess dataAccess) {
    this.dataAccess = dataAccess;
    if (locationListView != null) {
    updateLocationViewList(0);
    }
    }
    @FXML
    private ListView<LatLong> locationListView;
    @FXML
    private MapBase mapView;
    private MapItemsControl<MapNode> markersParent;
    private MapMarker marker = null;
    private DraggableNodeController draggableMapController = null;
    private DraggableNodeController draggableMarkerController = null;
    @FXML
    private Slider zoomSlider;
    @FXML
    private void initialize() {
    // map stuff
    // mapView.getChildren().add(MapTileLayer.getOpenStreetMapLayer());
    zoomSlider.valueProperty()
    .addListener((prop, oldValue, newValue) -> mapView.setZoomLevel(zoomSlider.getValue()));
    zoomSlider.setValue(8);
    markersParent = new MapItemsControl<MapNode>();
    mapView.getChildren().add(markersParent);
    draggableMapController = new DraggableNodeController(this::handleMapDragged);
    draggableMapController.setImmediate(true);
    draggableMapController.attach(mapView);
    draggableMarkerController = new DraggableNodeController(this::handleMarkerDragged);
    // the location list
    locationListView.getSelectionModel().selectedIndexProperty()
    .addListener((prop, oldValue, newValue) -> updateMapMarker(true));
    //connect the cell renderer to the list
    locationListView.setCellFactory(listView -> new LatLongCell());
    }
    private void handleMapDragged(final Node node, final double dx, final double dy) {
    final MapProjection projection = mapView.getProjection();
    final Point2D point = projection.locationToViewportPoint(mapView.getCenter());
    final Location newCenter = projection.viewportPointToLocation(point.add(-dx, -dy));
    mapView.setCenter(newCenter);
    }
    private void handleMarkerDragged(final Node node, final double dx, final double dy) {
    final MapProjection projection = mapView.getProjection();
    final Point2D point = projection.locationToViewportPoint(marker.getLocation());
    final Location newLocation = projection.viewportPointToLocation(point.add(dx, dy));
    dataAccess.setLatLong(locationListView.getSelectionModel().getSelectedIndex(),
    location2LatLong(newLocation));
    updateLocationViewListSelection(false);
    }
    private LatLong location2LatLong(final Location newLocation) {
    return new LatLong(newLocation.getLatitude(), newLocation.getLongitude());
    }
    private void updateMapMarker(final boolean centerOnMarker) {
    final int num = locationListView.getSelectionModel().getSelectedIndex();
    if (num < 0) {
    markersParent.getItems().clear();
    if (draggableMarkerController != null) {
    draggableMarkerController.detach(marker);
    }
    marker = null;
    } else {
    final LatLong latLong = dataAccess.getLatLong(num);
    if (marker == null) {
    marker = new MapMarker(latLong);
    markersParent.getItems().add(marker);
    if (draggableMarkerController != null) {
    draggableMarkerController.attach(marker);
    }
    } else {
    marker.setLocation(latLong);
    }
    if (centerOnMarker) {
    mapView.setCenter(marker.getLocation());
    }
    }
    }
    @FXML
    void handleAddLocation() {
    final Location center = mapView.getCenter();
    final LatLong latLong = location2LatLong(center);
    final int pos = dataAccess.addLatLong(latLong);
    updateLocationViewList(pos);
    }
    private void updateLocationViewListSelection(final Boolean updateMapMarker) {
    final int selectedIndex = locationListView.getSelectionModel().getSelectedIndex();
    locationListView.getItems().set(selectedIndex, dataAccess.getLatLong(selectedIndex));
    if (updateMapMarker != null) {
    updateMapMarker(updateMapMarker);
    }
    }
    protected void updateLocationViewList(int selectedIndex) {
    final LatLong[] latLongs = dataAccess.getAllLatLongs().toArray(new LatLong[0]);
    final int oldSelectionIndex = locationListView.getSelectionModel().getSelectedIndex();
    locationListView.setItems(FXCollections.observableArrayList(latLongs));
    if (selectedIndex < 0 || selectedIndex >= latLongs.length) {
    selectedIndex = oldSelectionIndex;
    }
    if (selectedIndex >= 0 && selectedIndex < latLongs.length) {
    locationListView.getSelectionModel().select(selectedIndex);
    }
    }
    private ObjectMapper objectMapper;
    /**
    * Gets the ObjectMapper used by this controller.
    * @return the ObjectMapper used by this controller
    */
    public ObjectMapper getObjectMapper() {
    if (objectMapper == null) {
    objectMapper = new ObjectMapper();
    objectMapper.registerModule(new LatLongsModule());
    }
    return objectMapper;
    }
    protected void showExceptionDialog(final String message) {
    final Alert alert = new Alert(AlertType.ERROR, message, ButtonType.CLOSE);
    alert.showAndWait();
    }
    protected void showExceptionDialog(final String message, final Exception e) {
    showExceptionDialog(message + ": " + e.getLocalizedMessage());
    }
    }
    package simpleex.ui;
    import java.util.Iterator;
    import com.fasterxml.jackson.databind.ObjectMapper;
    import fxmapcontrol.Location;
    import fxmapcontrol.MapBase;
    import fxmapcontrol.MapItemsControl;
    import fxmapcontrol.MapNode;
    import fxmapcontrol.MapProjection;
    import javafx.collections.FXCollections;
    import javafx.fxml.FXML;
    import javafx.geometry.Insets;
    import javafx.geometry.Point2D;
    import javafx.scene.Node;
    import javafx.scene.control.Alert;
    import javafx.scene.control.Alert.AlertType;
    import javafx.scene.layout.HBox;
    import javafx.util.Callback;
    import javafx.scene.control.ButtonType;
    import javafx.scene.control.Label;
    import javafx.scene.control.ListCell;
    import javafx.scene.control.ListView;
    import javafx.scene.control.OverrunStyle;
    import javafx.scene.control.Slider;
    import javafx.scene.control.Tooltip;
    import simpleex.core.LatLong;
    import simpleex.core.MetaData;
    import simpleex.json.LatLongsModule;
    /*
    @startuml
    class AbstractFxAppController
    class LatLongs
    class BorderPane
    class "ListView<LatLong>" as ListView
    class "fxmapcontrol.MapBase" as MapBase
    BorderPane *--> ListView: "left"
    BorderPane *--> MapBase: "center"
    AbstractFxAppController --> MapBase: "mapView"
    AbstractFxAppController --> ListView: "locationListView"
    @enduml
    */
    /**
    * The controller for the app.
    * @author hal
    *
    */
    public abstract class AbstractFxAppController {
    private LatLongsDataAccess dataAccess;
    protected LatLongsDataAccess getDataAccess() {
    return dataAccess;
    }
    protected void setDataAccess(final LatLongsDataAccess dataAccess) {
    this.dataAccess = dataAccess;
    if (locationListView != null) {
    updateLocationViewList(0);
    }
    }
    @FXML
    private ListView<LatLong> locationListView;
    @FXML
    private MapBase mapView;
    private MapItemsControl<MapNode> markersParent;
    private MapMarker marker = null;
    private DraggableNodeController draggableMapController = null;
    private DraggableNodeController draggableMarkerController = null;
    private Tooltip markerTooltip = null;
    @FXML
    private Slider zoomSlider;
    @FXML
    private void initialize() {
    // map stuff
    // mapView.getChildren().add(MapTileLayer.getOpenStreetMapLayer());
    zoomSlider.valueProperty()
    .addListener((prop, oldValue, newValue) -> mapView.setZoomLevel(zoomSlider.getValue()));
    zoomSlider.setValue(8);
    markersParent = new MapItemsControl<MapNode>();
    mapView.getChildren().add(markersParent);
    draggableMapController = new DraggableNodeController(this::handleMapDragged);
    draggableMapController.setImmediate(true);
    draggableMapController.attach(mapView);
    draggableMarkerController = new DraggableNodeController(this::handleMarkerDragged);
    // the location list
    locationListView.getSelectionModel().selectedIndexProperty()
    .addListener((prop, oldValue, newValue) -> updateMapMarker(true));
    //connect the cell renderer to the list
    locationListView.setCellFactory(listView -> new LatLongCell());
    }
    private void handleMapDragged(final Node node, final double dx, final double dy) {
    final MapProjection projection = mapView.getProjection();
    final Point2D point = projection.locationToViewportPoint(mapView.getCenter());
    final Location newCenter = projection.viewportPointToLocation(point.add(-dx, -dy));
    mapView.setCenter(newCenter);
    }
    private void handleMarkerDragged(final Node node, final double dx, final double dy) {
    final MapProjection projection = mapView.getProjection();
    final Point2D point = projection.locationToViewportPoint(marker.getLocation());
    final Location newLocation = projection.viewportPointToLocation(point.add(dx, dy));
    dataAccess.setLatLong(locationListView.getSelectionModel().getSelectedIndex(),
    location2LatLong(newLocation));
    updateLocationViewListSelection(false);
    }
    private LatLong location2LatLong(final Location newLocation) {
    return new LatLong(newLocation.getLatitude(), newLocation.getLongitude());
    }
    private void updateMapMarker(final boolean centerOnMarker) {
    final int num = locationListView.getSelectionModel().getSelectedIndex();
    if (num < 0) {
    markersParent.getItems().clear();
    if (draggableMarkerController != null) {
    draggableMarkerController.detach(marker);
    }
    marker = null;
    } else {
    final LatLong latLong = dataAccess.getLatLong(num);
    if (marker == null) {
    marker = new MapMarker(latLong);
    markersParent.getItems().add(marker);
    if (draggableMarkerController != null) {
    draggableMarkerController.attach(marker);
    }
    } else {
    marker.setLocation(latLong);
    }
    if (centerOnMarker) {
    mapView.setCenter(marker.getLocation());
    }
    }
    prepareMarkerTooltip();
    }
    void prepareMarkerTooltip() {
    if ((marker != null) && (this.markerTooltip != null)) {
    Tooltip.uninstall(marker, markerTooltip);
    }
    Tooltip tooltip = new Tooltip();
    tooltip.setPrefWidth(300.0);
    tooltip.setWrapText(true);
    tooltip.setTextOverrun(OverrunStyle.ELLIPSIS);
    tooltip.setStyle(" -fx-background: rgba(255, 237, 131);\r\n" +
    " -fx-text-fill: black;\r\n" +
    " -fx-background-color: rgba(255, 237, 131, 0.8);\r\n" +
    " -fx-background-radius: 6px;\r\n" +
    " -fx-background-insets: 0;\r\n" +
    " -fx-padding: 0.667em 0.75em 0.667em 0.75em; /* 10px */\r\n" +
    " -fx-effect: dropshadow( three-pass-box , rgba(0,0,0,0.5) , 10, 0.0 , 0 , 3 );\r\n" +
    " -fx-font-size: 0.85em;");
    final int num = locationListView.getSelectionModel().getSelectedIndex();
    if (num >= 0) {
    final LatLong latLong = dataAccess.getLatLong(num);
    String tooltipText = "";
    if(latLong.hasMetaData()) {
    if(latLong.getMetaData().hasProperty(MetaData.NAME_PROPERTY)) {
    tooltipText += latLong.getMetaData().getProperty(MetaData.NAME_PROPERTY) +"\n";
    }
    tooltipText += latLong.toString()+"\n";
    if(latLong.getMetaData().hasProperty(MetaData.DESCRIPTION_PROPERTY)) {
    tooltipText += latLong.getMetaData().getProperty(MetaData.DESCRIPTION_PROPERTY) +"\n";
    }
    MetaData metaData = latLong.getMetaData();
    final Iterator<String> props = metaData.propertyNames();
    if (props.hasNext()) {
    String propString = "\n";
    while (props.hasNext()) {
    String propName = props.next();
    if((propName != MetaData.NAME_PROPERTY)
    &&(propName != MetaData.DESCRIPTION_PROPERTY)) {
    propString += propName + ":" + metaData.getProperty(propName) + "\n";
    }
    }
    if(!propString.isBlank()) tooltipText += propString + "\n";
    }
    final Iterator<String> tags = metaData.tags();
    if (tags.hasNext()) {
    String tagString = "\n| ";
    while (tags.hasNext()) {
    tagString += tags.next() + " | ";
    }
    tooltipText += tagString + "\n";
    }
    } else {
    tooltipText += latLong.toString();
    }
    tooltip.setText(tooltipText);
    }
    this.markerTooltip = tooltip;
    Tooltip.install(marker, tooltip);
    }
    @FXML
    void handleAddLocation() {
    final Location center = mapView.getCenter();
    final LatLong latLong = location2LatLong(center);
    final int pos = dataAccess.addLatLong(latLong);
    updateLocationViewList(pos);
    }
    private void updateLocationViewListSelection(final Boolean updateMapMarker) {
    final int selectedIndex = locationListView.getSelectionModel().getSelectedIndex();
    locationListView.getItems().set(selectedIndex, dataAccess.getLatLong(selectedIndex));
    if (updateMapMarker != null) {
    updateMapMarker(updateMapMarker);
    }
    }
    protected void updateLocationViewList(int selectedIndex) {
    final LatLong[] latLongs = dataAccess.getAllLatLongs().toArray(new LatLong[0]);
    final int oldSelectionIndex = locationListView.getSelectionModel().getSelectedIndex();
    locationListView.setItems(FXCollections.observableArrayList(latLongs));
    if (selectedIndex < 0 || selectedIndex >= latLongs.length) {
    selectedIndex = oldSelectionIndex;
    }
    if (selectedIndex >= 0 && selectedIndex < latLongs.length) {
    locationListView.getSelectionModel().select(selectedIndex);
    }
    }
    private ObjectMapper objectMapper;
    /**
    * Gets the ObjectMapper used by this controller.
    * @return the ObjectMapper used by this controller
    */
    public ObjectMapper getObjectMapper() {
    if (objectMapper == null) {
    objectMapper = new ObjectMapper();
    objectMapper.registerModule(new LatLongsModule());
    }
    return objectMapper;
    }
    protected void showExceptionDialog(final String message) {
    final Alert alert = new Alert(AlertType.ERROR, message, ButtonType.CLOSE);
    alert.showAndWait();
    }
    protected void showExceptionDialog(final String message, final Exception e) {
    showExceptionDialog(message + ": " + e.getLocalizedMessage());
    }
    }
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