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GoogleMapPolygon.java
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GoogleMapPolygon.java
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/*-
* #%L
* Google Maps Addon
* %%
* Copyright (C) 2020 - 2021 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;
/** A class representing a polygon overlay of Google Maps. */
@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 = "3.0.5")
public class GoogleMapPolygon 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 GoogleMapPolygon(List<GoogleMapPoint> points) {
getElement().removeProperty("draggable");
setClosed(true);
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 GoogleMapPolygonClickEvent extends ClickEvent<GoogleMapPolygon> {
private final double lat;
private final double lon;
public GoogleMapPolygonClickEvent(
GoogleMapPolygon 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<GoogleMapPolygonClickEvent> listener) {
this.getElement().setProperty("clickable", true);
this.getElement().setProperty("clickEvents", true);
return addListener(GoogleMapPolygonClickEvent.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);
}
}