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PrimeFaces is one of the most popular UI libraries in Java EE Ecosystem and widely used by software companies, world renowned brands, banks, financial institutions, insurance companies, universities and more.
/**
* Copyright 2009-2018 PrimeTek.
*
* 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.
*/
package org.primefaces.component.gmap;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import javax.faces.component.UIComponent;
import javax.faces.component.behavior.ClientBehavior;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.behavior.ajax.AjaxBehavior;
import org.primefaces.model.map.Circle;
import org.primefaces.model.map.LatLng;
import org.primefaces.model.map.MapModel;
import org.primefaces.model.map.Marker;
import org.primefaces.model.map.Polygon;
import org.primefaces.model.map.Polyline;
import org.primefaces.model.map.Rectangle;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.WidgetBuilder;
public class GMapRenderer extends CoreRenderer {
@Override
public void decode(FacesContext context, UIComponent component) {
decodeBehaviors(context, component);
}
@Override
public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException {
GMap map = (GMap) component;
encodeMarkup(facesContext, map);
encodeScript(facesContext, map);
}
protected void encodeMarkup(FacesContext context, GMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = map.getClientId(context);
writer.startElement("div", map);
writer.writeAttribute("id", clientId, null);
if (map.getStyle() != null) writer.writeAttribute("style", map.getStyle(), null);
if (map.getStyleClass() != null) writer.writeAttribute("class", map.getStyleClass(), null);
writer.endElement("div");
}
protected void encodeScript(FacesContext context, GMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = map.getClientId(context);
String widgetVar = map.resolveWidgetVar();
GMapInfoWindow infoWindow = map.getInfoWindow();
WidgetBuilder wb = getWidgetBuilder(context);
wb.initWithDomReady("GMap", map.resolveWidgetVar(), clientId)
.nativeAttr("mapTypeId", "google.maps.MapTypeId." + map.getType().toUpperCase())
.nativeAttr("center", "new google.maps.LatLng(" + map.getCenter() + ")")
.attr("zoom", map.getZoom());
if (!map.isFitBounds()) wb.attr("fitBounds", false);
//Overlays
encodeOverlays(context, map);
//Controls
if (map.isDisableDefaultUI()) wb.attr("disableDefaultUI", true);
if (!map.isNavigationControl()) wb.attr("navigationControl", false);
if (!map.isMapTypeControl()) wb.attr("mapTypeControl", false);
if (map.isStreetView()) wb.attr("streetViewControl", true);
//Options
if (!map.isDraggable()) wb.attr("draggable", false);
if (map.isDisableDoubleClickZoom()) wb.attr("disableDoubleClickZoom", true);
if (!map.isScrollWheel()) wb.attr("scrollwheel", false);
//Client events
if (map.getOnPointClick() != null) wb.callback("onPointClick", "function(event)", map.getOnPointClick() + ";");
/*
* Behaviors
* - Adds hook to show info window if one defined
* - Encodes behaviors
*/
if (infoWindow != null) {
Map> behaviorEvents = map.getClientBehaviors();
List overlaySelectBehaviors = behaviorEvents.get("overlaySelect");
for (ClientBehavior clientBehavior : overlaySelectBehaviors) {
((AjaxBehavior) clientBehavior).setOnsuccess("PF('" + widgetVar + "').openWindow(data)");
}
}
encodeClientBehaviors(context, map);
wb.finish();
}
protected void encodeOverlays(FacesContext context, GMap map) throws IOException {
MapModel model = map.getModel();
ResponseWriter writer = context.getResponseWriter();
//Overlays
if (model != null) {
if (!model.getMarkers().isEmpty()) {
encodeMarkers(context, map);
}
if (!model.getPolylines().isEmpty()) {
encodePolylines(context, map);
}
if (!model.getPolygons().isEmpty()) {
encodePolygons(context, map);
}
if (!model.getCircles().isEmpty()) {
encodeCircles(context, map);
}
if (!model.getRectangles().isEmpty()) {
encodeRectangles(context, map);
}
}
GMapInfoWindow infoWindow = map.getInfoWindow();
if (infoWindow != null) {
writer.write(",infoWindow: new google.maps.InfoWindow({");
writer.write("id:'" + infoWindow.getClientId(context) + "'");
writer.write("})");
}
}
protected void encodeMarkers(FacesContext context, GMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",markers:[");
for (Iterator iterator = model.getMarkers().iterator(); iterator.hasNext();) {
Marker marker = (Marker) iterator.next();
encodeMarker(context, marker);
if (iterator.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
protected void encodeMarker(FacesContext context, Marker marker) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.write("new google.maps.Marker({");
writer.write("position:new google.maps.LatLng(" + marker.getLatlng().getLat() + ", " + marker.getLatlng().getLng() + ")");
writer.write(",id:'" + marker.getId() + "'");
if (marker.getTitle() != null) writer.write(",title:\"" + escapeText(marker.getTitle()) + "\"");
if (marker.getIcon() != null) writer.write(",icon:'" + marker.getIcon() + "'");
if (marker.getShadow() != null) writer.write(",shadow:'" + marker.getShadow() + "'");
if (marker.getCursor() != null) writer.write(",cursor:'" + marker.getCursor() + "'");
if (marker.isDraggable()) writer.write(",draggable: true");
if (!marker.isVisible()) writer.write(",visible: false");
if (marker.isFlat()) writer.write(",flat: true");
if (marker.getZindex() > Integer.MIN_VALUE) writer.write(",zIndex:" + marker.getZindex());
writer.write("})");
}
protected void encodePolylines(FacesContext context, GMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",polylines:[");
for (Iterator lines = model.getPolylines().iterator(); lines.hasNext();) {
Polyline polyline = (Polyline) lines.next();
writer.write("new google.maps.Polyline({");
writer.write("id:'" + polyline.getId() + "'");
encodePaths(context, polyline.getPaths());
writer.write(",strokeOpacity:" + polyline.getStrokeOpacity());
writer.write(",strokeWeight:" + polyline.getStrokeWeight());
if (polyline.getStrokeColor() != null) writer.write(",strokeColor:'" + polyline.getStrokeColor() + "'");
if (polyline.getZindex() > Integer.MIN_VALUE) writer.write(",zIndex:" + polyline.getZindex());
if (polyline.getIcons() != null) writer.write(", icons:" + polyline.getIcons());
writer.write("})");
if (lines.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
protected void encodePolygons(FacesContext context, GMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",polygons:[");
for (Iterator polygons = model.getPolygons().iterator(); polygons.hasNext();) {
Polygon polygon = (Polygon) polygons.next();
writer.write("new google.maps.Polygon({");
writer.write("id:'" + polygon.getId() + "'");
encodePaths(context, polygon.getPaths());
writer.write(",strokeOpacity:" + polygon.getStrokeOpacity());
writer.write(",strokeWeight:" + polygon.getStrokeWeight());
writer.write(",fillOpacity:" + polygon.getFillOpacity());
if (polygon.getStrokeColor() != null) writer.write(",strokeColor:'" + polygon.getStrokeColor() + "'");
if (polygon.getFillColor() != null) writer.write(",fillColor:'" + polygon.getFillColor() + "'");
if (polygon.getZindex() > Integer.MIN_VALUE) writer.write(",zIndex:" + polygon.getZindex());
writer.write("})");
if (polygons.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
protected void encodeCircles(FacesContext context, GMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",circles:[");
for (Iterator circles = model.getCircles().iterator(); circles.hasNext();) {
Circle circle = (Circle) circles.next();
writer.write("new google.maps.Circle({");
writer.write("id:'" + circle.getId() + "'");
writer.write(",center:new google.maps.LatLng(" + circle.getCenter().getLat() + ", " + circle.getCenter().getLng() + ")");
writer.write(",radius:" + circle.getRadius());
writer.write(",strokeOpacity:" + circle.getStrokeOpacity());
writer.write(",strokeWeight:" + circle.getStrokeWeight());
writer.write(",fillOpacity:" + circle.getFillOpacity());
if (circle.getStrokeColor() != null) writer.write(",strokeColor:'" + circle.getStrokeColor() + "'");
if (circle.getFillColor() != null) writer.write(",fillColor:'" + circle.getFillColor() + "'");
if (circle.getZindex() > Integer.MIN_VALUE) writer.write(",zIndex:" + circle.getZindex());
writer.write("})");
if (circles.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
protected void encodeRectangles(FacesContext context, GMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",rectangles:[");
for (Iterator rectangles = model.getRectangles().iterator(); rectangles.hasNext();) {
Rectangle rectangle = (Rectangle) rectangles.next();
writer.write("new google.maps.Rectangle({");
writer.write("id:'" + rectangle.getId() + "'");
LatLng ne = rectangle.getBounds().getNorthEast();
LatLng sw = rectangle.getBounds().getSouthWest();
writer.write(",bounds:new google.maps.LatLngBounds( new google.maps.LatLng("
+ sw.getLat() + "," + sw.getLng() + "), new google.maps.LatLng(" + ne.getLat() + "," + ne.getLng() + "))");
writer.write(",strokeOpacity:" + rectangle.getStrokeOpacity());
writer.write(",strokeWeight:" + rectangle.getStrokeWeight());
writer.write(",fillOpacity:" + rectangle.getFillOpacity());
if (rectangle.getStrokeColor() != null) writer.write(",strokeColor:'" + rectangle.getStrokeColor() + "'");
if (rectangle.getFillColor() != null) writer.write(",fillColor:'" + rectangle.getFillColor() + "'");
if (rectangle.getZindex() > Integer.MIN_VALUE) writer.write(",zIndex:" + rectangle.getZindex());
writer.write("})");
if (rectangles.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
protected void encodePaths(FacesContext context, List paths) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.write(",path:[");
for (Iterator coords = paths.iterator(); coords.hasNext();) {
LatLng coord = coords.next();
writer.write("new google.maps.LatLng(" + coord.getLat() + ", " + coord.getLng() + ")");
if (coords.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
@Override
public void encodeChildren(FacesContext context, UIComponent component) throws IOException {
//Do Nothing
}
@Override
public boolean getRendersChildren() {
return true;
}
}