Le portail francophone de la géomatique

            var myprotocol = new OpenLayers.Protocol.HTTP({
                            format: new OpenLayers.Format.GeoJSON(),
                            url: "test4_.php",
                            params: {
                                idView: 169, 
                                model: 'startEnd'
                            }
                            
                        });

                // setup tiled layer
                var  base = new OpenLayers.Layer.WMS(
                    "frj:world - Tiled", "http://localhost:8080/geoserver/wms",
                    {
                        srs: 'EPSG:4326',
                        layers: 'frj:world',
                        format: 'image/png',
                        tiled: 'true',  
                       
                    },
                    {buffer: 0} 
                );         

                        
                view = new OpenLayers.Layer.Vector("View", {
                        strategies:  [fixedStrategy],
                        protocol: myprotocol,
                        styleMap: new OpenLayers.StyleMap({
                            "default": style,
                            "select": {
                                fillColor: "#8aeeef",
                                strokeColor: "#32a8a9"
                            }
                        })
                    });

                    map.addLayer(view);

            function _sync() {
                var resp = myprotocol.read();
                if (!resp.success()) {
                    alert("reading failed");
                    return;
                }
                
                view.destroyFeatures();
                if (!resp.features || resp.features.length <= 0) {
                    alert("No features to read");
                    return;
                }
                view.addFeatures(resp.features);
                alert("features successfully read");
            }