Add support for polylines

pom.xml

@@ -4,7 +4,7 @@
 
     <groupId>com.flowingcode.vaadin.addons</groupId>
     <artifactId>google-maps</artifactId>
-    <version>1.10.2-SNAPSHOT</version>
+    <version>1.11.0-SNAPSHOT</version>
     <name>Google Maps Addon</name>
     <description>Integration of google-map for Vaadin platform</description>
 

src/main/java/com/flowingcode/vaadin/addons/googlemaps/GoogleMap.java

@@ -2,7 +2,7 @@
  * #%L
  * Google Maps Addon
  * %%
- * Copyright (C) 2020 - 2023 Flowing Code
+ * Copyright (C) 2020 - 2024 Flowing Code
  * %%
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -160,6 +160,21 @@ public void addPolygon(GoogleMapPolygon polygon) {
   public void removePolygon(GoogleMapPolygon polygon) {
     this.getElement().removeChild(polygon.getElement());
   }
+
+  public GoogleMapPolyline addPolyline(List<GoogleMapPoint> points) {
+    GoogleMapPolyline polyline = new GoogleMapPolyline(points);
+    this.getElement().appendChild(polyline.getElement());
+    return polyline;
+  }
+
+  public void addPolyline(GoogleMapPolyline polyline) {
+    this.getElement().appendChild(polyline.getElement());
+  }
+
+  @SuppressWarnings("squid:S3242")
+  public void removePolyline(GoogleMapPolyline polyline) {
+    this.getElement().removeChild(polyline.getElement());
+  }
 
   /**
    * Adds a marker to the map.

src/main/java/com/flowingcode/vaadin/addons/googlemaps/GoogleMapMarker.java

@@ -2,7 +2,7 @@
  * #%L
  * Google Maps Addon
  * %%
- * Copyright (C) 2020 - 2023 Flowing Code
+ * Copyright (C) 2020 - 2024 Flowing Code
  * %%
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/flowingcode/vaadin/addons/googlemaps/GoogleMapPoint.java

@@ -2,7 +2,7 @@
  * #%L
  * Google Maps Addon
  * %%
- * Copyright (C) 2020 - 2023 Flowing Code
+ * Copyright (C) 2020 - 2024 Flowing Code
  * %%
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/flowingcode/vaadin/addons/googlemaps/GoogleMapPoly.java

@@ -0,0 +1,191 @@
+/*-
+ * #%L
+ * Google Maps Addon
+ * %%
+ * Copyright (C) 2020 - 2024 Flowing Code
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * #L%
+ */
+
+package com.flowingcode.vaadin.addons.googlemaps;
+
+import com.vaadin.flow.component.ClickEvent;
+import com.vaadin.flow.component.Component;
+import com.vaadin.flow.component.ComponentEventListener;
+import com.vaadin.flow.component.DomEvent;
+import com.vaadin.flow.component.EventData;
+import com.vaadin.flow.component.Tag;
+import com.vaadin.flow.component.dependency.JsModule;
+import com.vaadin.flow.component.dependency.NpmPackage;
+import com.vaadin.flow.shared.Registration;
+import elemental.json.Json;
+import elemental.json.JsonArray;
+import elemental.json.JsonObject;
+import elemental.json.JsonValue;
+import java.util.List;
+
+@SuppressWarnings("serial")
+@Tag("google-map-poly")
+@JsModule("@flowingcode/google-map/google-map-poly.js")
+@JsModule("@flowingcode/google-map/google-map-point.js")
+@NpmPackage(value = "@flowingcode/google-map", version = "3.6.1")
+@NpmPackage(value = "@googlemaps/markerclusterer", version = "2.0.8")
+public abstract class GoogleMapPoly extends Component {
+
+  private static final double DEFAULT_FILL_OPACITY = 0.5d;
+  private static final String DEFAULT_FILL_COLOR = "blue";
+
+  public enum StrokePosition {
+    CENTER,
+    INSIDE,
+    OUTSIDE
+  }
+
+  public GoogleMapPoly(List<GoogleMapPoint> points) {
+    getElement().removeProperty("draggable");
+    setFillColor(DEFAULT_FILL_COLOR);
+    setFillOpacity(DEFAULT_FILL_OPACITY);
+    setPoints(points);
+  }
+
+  public void setFillOpacity(double opacity) {
+    this.getElement().setProperty("fillOpacity", opacity);
+  }
+
+  public double getFillOpacity() {
+    return this.getElement().getProperty("fillOpacity", 1d);
+  }
+
+  public void setStrokeOpacity(double opacity) {
+    this.getElement().setProperty("strokeOpacity", opacity);
+  }
+
+  public double getStrokeOpacity() {
+    return this.getElement().getProperty("strokeOpacity", 1d);
+  }
+
+  public void setStrokePosition(StrokePosition position) {
+    this.getElement().setProperty("strokePosition", position.name().toLowerCase());
+  }
+
+  public StrokePosition getStrokePosition() {
+    return StrokePosition.valueOf(this.getElement().getProperty("strokePosition").toUpperCase());
+  }
+
+  public void setStrokeWeight(double weight) {
+    this.getElement().setProperty("strokeWeight", weight);
+  }
+
+  public double getStrokeWeight() {
+    return this.getElement().getProperty("strokeWeight", 1d);
+  }
+
+  public void setZIndex(double zindex) {
+    this.getElement().setProperty("zIndex", zindex);
+  }
+
+  public double getZIndex() {
+    return this.getElement().getProperty("zIndex", 1d);
+  }
+
+  public void setFillColor(String string) {
+    this.getElement().setProperty("fillColor", string);
+  }
+
+  public String getFillColor() {
+    return this.getElement().getProperty("fillColor");
+  }
+
+  public void setStrokeColor(String string) {
+    this.getElement().setProperty("strokeColor", string);
+  }
+
+  public String getStrokeColor() {
+    return this.getElement().getProperty("strokeColor");
+  }
+
+  public void setClosed(boolean b) {
+    this.getElement().setProperty("closed", b);
+  }
+
+  public boolean isClosed() {
+    return this.getElement().getProperty("closed", false);
+  }
+
+  public void setGeodesic(boolean b) {
+    this.getElement().setProperty("geodesic", b);
+  }
+
+  public boolean isGeodesic() {
+    return this.getElement().getProperty("geodesic", false);
+  }
+
+  public void setPoints(Iterable<GoogleMapPoint> points) {
+    points.forEach(point -> this.getElement().appendChild(point.getElement()));
+  }
+
+  public GoogleMapPoint addPoint(LatLon position) {
+    GoogleMapPoint point = new GoogleMapPoint(position.getLat(), position.getLon());
+    this.getElement().appendChild(point.getElement());
+    return point;
+  }
+
+  public void addPoint(GoogleMapPoint point) {
+    this.getElement().appendChild(point.getElement());
+  }
+
+  @SuppressWarnings("squid:S3242")
+  public void removePoint(GoogleMapPoint point) {
+    this.getElement().removeChild(point.getElement());
+  }
+
+  @DomEvent("google-map-poly-click")
+  public static class GoogleMapPolyClickEvent extends ClickEvent<GoogleMapPolygon> {
+
+    private final double lat;
+    private final double lon;
+
+    public GoogleMapPolyClickEvent(
+        GoogleMapPoly source,
+        boolean fromClient,
+        @EventData(value = "event.detail.latLng") JsonValue latLng) {
+      super(source);
+      this.lat = ((JsonObject) latLng).getNumber("lat");
+      this.lon = ((JsonObject) latLng).getNumber("lng");
+    }
+
+    public double getLatitude() {
+      return this.lat;
+    }
+
+    public double getLongitude() {
+      return this.lon;
+    }
+  }
+
+  public Registration addClickListener(
+      ComponentEventListener<GoogleMapPolyClickEvent> listener) {
+    this.getElement().setProperty("clickable", true);
+    this.getElement().setProperty("clickEvents", true);
+    return addListener(GoogleMapPolyClickEvent.class, listener);
+  }
+
+  public void setIcons(Icon... icons) {
+    JsonArray jsonArray = Json.createArray();
+    for (int i = 0; i < icons.length; i++) {
+      jsonArray.set(i, icons[i].getJson());
+    }   
+    this.getElement().setPropertyJson("icons", jsonArray);
+  }
+}