Added Events

MarkerClickedEvent
MapClickedEvent
MapMovedEvent

Author: N1k145

README.md

@@ -55,7 +55,15 @@ Both the LeafletMap component and the demo application are written in Kotlin.
 
 #### Changelog
 
-LeafletMap 1.1;
+LeafletMap 1.1.2:
+
+* Added Events
+    * MarkerClickEvent
+    * MapClickedEvent
+    * MapMovedEvent
+
+
+LeafletMap 1.1:
 
 * Added support for CustomMarkers
 * Added removeMarker function

pom.xml

@@ -8,7 +8,7 @@
     <artifactId>leafletmap</artifactId>
     <name>leafletmap</name>
     <packaging>jar</packaging>
-    <version>1.1</version>
+    <version>1.1.2</version>
 
     <organization>
         <name>Saring</name>

src/main/kotlin/de/saring/leafletmap/LeafletMapView.kt

@@ -1,11 +1,13 @@
 package de.saring.leafletmap
 
+import de.saring.leafletmap.events.*
 import javafx.scene.layout.StackPane
 import javafx.scene.web.WebEngine
 import javafx.scene.web.WebView
 
 import java.net.URL
 import javafx.concurrent.Worker
+import netscape.javascript.JSObject
 import java.util.concurrent.CompletableFuture
 
 
@@ -24,6 +26,9 @@ class LeafletMapView : StackPane() {
     private val webEngine: WebEngine = webView.engine
 
     private var varNameSuffix: Int = 1
+    private val mapClickEvent = MapClickEventMaker()
+    private val markerClickEvent = MarkerClickEventMaker()
+    private val mapMoveEvent = MapMoveEventMaker()
 
     /**
      * Creates the LeafletMapView component, it does not show any map yet.
@@ -220,24 +225,76 @@ class LeafletMapView : StackPane() {
     }
 
     /**
-     * Activates the on marker click alert
+     * Sets an marker clickable
+     *
+     * @param markerName the name of the marker
+     * @return is the marker clickable
+     */
+    fun setMarkerClickable(markerName: String):Boolean{
+        return if(markerClickEvent.isListenerSet()) {
+            execScript("$markerName.on('click', function(e){ document.java.markerClick($markerName.options.title)})")
+            true
+        } else {
+            false
+        }
+    }
+
+    /**
+     * Sets the onMarkerClickListener
+     *
+     * @param listener the onMarerClickEventListener
+     */
+    fun onMarkerClick(listener: MarkerClickEventListener){
+        val win = execScript("document") as JSObject
+        win.setMember("java", this)
+        markerClickEvent.addListener(listener)
+    }
+
+    /**
+     * Handles the callback from the markerClickEvent
+     */
+    fun markerClick(title: String){
+        markerClickEvent.MarkerClickEvent(title)
+    }
+
+    /**
+     * Sets the onMapMoveListener
+     *
+     * @param listener the MapMoveEventListener
      */
-    fun addOnMarkerClick(markerName: String, icao: String){
-        execScript("$markerName.on('click', function(e){ alert('plane,$icao')})")
+    fun onMapMove(listener: MapMoveEventListener){
+        val win = execScript("document") as JSObject
+        win.setMember("java", this)
+        execScript("myMap.on('moveend', function(e){ document.java.mapMove(myMap.getCenter().lat, myMap.getCenter().lng);});")
+        mapMoveEvent.addListener(listener)
     }
 
     /**
-     * Activates the move alert
+     * Handles the callback from the mapMoveEvent
+     */
+    fun mapMove(lat: Double, lng: Double){
+        val latlng = LatLong(lat, lng)
+        mapMoveEvent.MapMoveEvent(latlng)
+    }
+
+    /**
+     * Sets the onMapClickListener
+     *
+     * @param listener the onMapClickEventListener
      */
-    fun initMapDrag(){
-        execScript("myMap.on('moveend', function (e) { alert('move,' + myMap.getCenter()); });");
+    fun onMapClick(listener: MapClickEventListener){
+        val win = execScript("document") as JSObject
+        win.setMember("java", this)
+        execScript("myMap.on('click', function(e){ document.java.mapClick(e.latlng.lat, e.latlng.lng);});")
+        mapClickEvent.addListener(listener)
     }
 
     /**
-     * Activates the click alert
+     * Handles the callback from the mapClickEvent
      */
-    fun initMapClick(){
-        execScript("myMap.on('click', function (e) { alert('click,' + e.latlng); });");
+    fun mapClick(lat: Double, lng: Double){
+        val latlng = LatLong(lat, lng)
+        mapClickEvent.MapClickEvent(latlng)
     }
 
     /**

src/main/kotlin/de/saring/leafletmap/events/MapClickEvent.kt

@@ -0,0 +1,26 @@
+package de.saring.leafletmap.events
+
+import de.saring.leafletmap.LatLong
+import java.util.*
+
+/**
+ * Handles the MapClickEvent
+ * @author Niklas Kellner
+ */
+interface MapClickEventListener {
+    fun onMapClick(latLong: LatLong)
+}
+
+internal class MapClickEventMaker {
+    private val listeners = ArrayList<MapClickEventListener>()
+
+    fun addListener(toAdd: MapClickEventListener) {
+        listeners.add(toAdd)
+    }
+
+    fun MapClickEvent(latLong: LatLong) {
+        // Notify everybody that may be interested.
+        for (hl in listeners)
+            hl.onMapClick(latLong)
+    }
+}

src/main/kotlin/de/saring/leafletmap/events/MapMoveEvent.kt

@@ -0,0 +1,27 @@
+package de.saring.leafletmap.events
+
+import de.saring.leafletmap.LatLong
+import java.util.*
+
+/**
+ * Handles the MapMoveEvent
+ *
+ * @author Niklas Kellner
+ */
+interface MapMoveEventListener {
+    fun onMapMove(center: LatLong)
+}
+
+internal class MapMoveEventMaker {
+    private val listeners = ArrayList<MapMoveEventListener>()
+
+    fun addListener(toAdd: MapMoveEventListener) {
+        listeners.add(toAdd)
+    }
+
+    fun MapMoveEvent(latLong: LatLong) {
+        // Notify everybody that may be interested.
+        for (hl in listeners)
+            hl.onMapMove(latLong)
+    }
+}

src/main/kotlin/de/saring/leafletmap/events/MarkerClickEvent.kt

@@ -0,0 +1,33 @@
+package de.saring.leafletmap.events
+
+import java.util.*
+
+/**
+ * Handles the MarkerClickEvent
+ *
+ * @author Niklas Kellner
+ */
+interface MarkerClickEventListener {
+    fun onMarkerClick(title: String)
+}
+
+internal class MarkerClickEventMaker {
+    private val listeners = ArrayList<MarkerClickEventListener>()
+    private var listenerSet = false
+
+    fun addListener(toAdd: MarkerClickEventListener) {
+        listeners.add(toAdd)
+        listenerSet = true
+    }
+
+    fun MarkerClickEvent(title: String){
+        // Notify everybody that may be interested.
+        for (hl in listeners)
+            hl.onMarkerClick(title)
+    }
+
+
+    fun isListenerSet(): Boolean{
+        return listenerSet
+    }
+}