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PrimeFaces Extensions components and utilities for PrimeFaces.
/*
* Copyright (c) 2011-2024 PrimeFaces Extensions
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.primefaces.extensions.component.osmap;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import javax.faces.FacesException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.model.map.*;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.WidgetBuilder;
public class OSMapRenderer extends CoreRenderer {
@Override
public void decode(FacesContext context, UIComponent component) {
decodeBehaviors(context, component);
}
@Override
public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException {
OSMap map = (OSMap) component;
encodeMarkup(facesContext, map);
encodeScript(facesContext, map);
}
protected void encodeMarkup(FacesContext context, OSMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = map.getClientId(context);
writer.startElement("div", map);
writer.writeAttribute("id", clientId + "_map", 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, OSMap map) throws IOException {
String[] parts = map.getCenter().split(",");
WidgetBuilder wb = getWidgetBuilder(context);
wb.init("OSMap", map);
wb.attr("center", map.getCenter());
wb.nativeAttr("map",
"L.map('" + map.getClientId() + "_map', { dragging: " + map.isDraggable() + ", zoomControl: " + map.isZoomControl() + ", scrollWheelZoom: "
+ map.isScrollWheel() + " } ).setView(['"
+ parts[0].trim() + "', '"
+ parts[1].trim() + "'], " + map.getZoom() + ")");
String tileUrl = "https://tile.openstreetmap.org/{z}/{x}/{y}.png";
String attribution = "© OpenStreetMap";
if (map.getTileUrl() != null) {
tileUrl = map.getTileUrl();
}
if (map.getAttribution() != null) {
attribution = map.getAttribution();
}
wb.nativeAttr("tile", "L.tileLayer('" + tileUrl + "', { attribution: '" + attribution + "' })");
encodeOverlays(context, map);
// Client events
if (map.getOnPointClick() != null) {
wb.callback("onPointClick", "function(event)", map.getOnPointClick() + ";");
}
encodeClientBehaviors(context, map);
wb.finish();
}
protected void encodeOverlays(FacesContext context, OSMap map) throws IOException {
MapModel model = map.getModel();
// 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);
}
}
}
protected void encodeMarkers(FacesContext context, OSMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",markers:[");
for (Iterator iterator = model.getMarkers().iterator(); iterator.hasNext();) {
Marker marker = iterator.next();
encodeMarker(context, marker);
if (iterator.hasNext()) {
writer.write(",\n");
}
}
writer.write("]");
}
protected void encodeMarker(FacesContext context, Marker marker) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.write("L.marker([");
writer.write(marker.getLatlng().getLat() + ", " + marker.getLatlng().getLng() + "]");
writer.write(", {customId:'" + marker.getId() + "'");
if (marker.getIcon() != null) {
writer.write(", icon:");
encodeIcon(context, marker.getIcon());
}
if (marker.isDraggable()) {
writer.write(",draggable: true");
}
writer.write("})");
}
protected void encodeIcon(FacesContext context, Object icon) throws IOException {
ResponseWriter writer = context.getResponseWriter();
if (icon instanceof String) {
writer.write("'" + icon + "'");
}
else {
throw new FacesException("OSMap marker icon must be String");
}
}
protected void encodePolylines(FacesContext context, OSMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",polylines:[");
for (Iterator lines = model.getPolylines().iterator(); lines.hasNext();) {
Polyline polyline = lines.next();
writer.write("L.polyline([");
encodePaths(context, polyline.getPaths());
writer.write("], {customId:'" + polyline.getId() + "'");
writer.write(",opacity:" + polyline.getStrokeOpacity());
writer.write(",weight:" + polyline.getStrokeWeight());
if (polyline.getStrokeColor() != null) {
writer.write(",color:'" + polyline.getStrokeColor() + "'");
}
writer.write("})");
if (lines.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
protected void encodePolygons(FacesContext context, OSMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",polygons:[");
for (Iterator polygons = model.getPolygons().iterator(); polygons.hasNext();) {
Polygon polygon = polygons.next();
writer.write("L.polygon([");
encodePaths(context, polygon.getPaths());
writer.write("], {customId:'" + polygon.getId() + "'");
writer.write(",opacity:" + polygon.getStrokeOpacity());
writer.write(",weight:" + polygon.getStrokeWeight());
writer.write(",fillOpacity:" + polygon.getFillOpacity());
if (polygon.getStrokeColor() != null) {
writer.write(",color:'" + polygon.getStrokeColor() + "'");
}
if (polygon.getFillColor() != null) {
writer.write(",fillColor:'" + polygon.getFillColor() + "'");
}
writer.write("})");
if (polygons.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
protected void encodeCircles(FacesContext context, OSMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",circles:[");
for (Iterator circles = model.getCircles().iterator(); circles.hasNext();) {
Circle circle = circles.next();
writer.write("L.circle([");
writer.write(circle.getCenter().getLat() + ", " + circle.getCenter().getLng() + "]");
writer.write(", {customId:'" + circle.getId() + "'");
writer.write(",radius:" + circle.getRadius());
writer.write(",opacity:" + circle.getStrokeOpacity());
writer.write(",weight:" + circle.getStrokeWeight());
writer.write(",fillOpacity:" + circle.getFillOpacity());
if (circle.getStrokeColor() != null) {
writer.write(",color:'" + circle.getStrokeColor() + "'");
}
if (circle.getFillColor() != null) {
writer.write(",fillColor:'" + circle.getFillColor() + "'");
}
writer.write("})");
if (circles.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
protected void encodeRectangles(FacesContext context, OSMap map) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MapModel model = map.getModel();
writer.write(",rectangles:[");
for (Iterator rectangles = model.getRectangles().iterator(); rectangles.hasNext();) {
Rectangle rectangle = rectangles.next();
LatLng ne = rectangle.getBounds().getNorthEast();
LatLng sw = rectangle.getBounds().getSouthWest();
writer.write("L.rectangle([");
writer.write("[" + sw.getLat() + ", " + sw.getLng() + "],[" + ne.getLat() + ", " + ne.getLng() + "]");
writer.write("]");
writer.write(", {customId:'" + rectangle.getId() + "'");
writer.write(",opacity:" + rectangle.getStrokeOpacity());
writer.write(",weight:" + rectangle.getStrokeWeight());
writer.write(",fillOpacity:" + rectangle.getFillOpacity());
if (rectangle.getStrokeColor() != null) {
writer.write(",color:'" + rectangle.getStrokeColor() + "'");
}
if (rectangle.getFillColor() != null) {
writer.write(",fillColor:'" + rectangle.getFillColor() + "'");
}
writer.write("})");
if (rectangles.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
protected void encodePaths(FacesContext context, List paths) throws IOException {
ResponseWriter writer = context.getResponseWriter();
for (Iterator coords = paths.iterator(); coords.hasNext();) {
LatLng coord = coords.next();
writer.write("[" + coord.getLat() + ", " + coord.getLng() + "]");
if (coords.hasNext()) {
writer.write(",");
}
}
}
@Override
public void encodeChildren(FacesContext context, UIComponent component) throws IOException {
// Do Nothing
}
@Override
public boolean getRendersChildren() {
return true;
}
}