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root / js / utils_osm.js @ 8611fdf2

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/** Draws the map for the "view this cap" feature
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 */
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function draw_cap_map(zoom) {
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    var zcontrol;
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    if (typeof zoom_control != 'undefined') {
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        switch (zoom_control) {
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        case 'full':
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            zcontrol = new OpenLayers.Control.PanZoomBar();
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            break;
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        case 'light':
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        default:
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            zcontrol = new OpenLayers.Control.Zoom();
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        }
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    } else zcontrol = new OpenLayers.Control.Zoom();
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    var map = new OpenLayers.Map({
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            div: "map",
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            theme: null,
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            zoom: typeof zoom == 'undefined' ? 10:zoom,
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        controls:[zcontrol,
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                  new OpenLayers.Control.KeyboardDefaults(),
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                  new OpenLayers.Control.Navigation()],
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    });
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    if (typeof scale_line != 'undefined' && scale_line == true) {
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        map.addControl(new OpenLayers.Control.ScaleLine({bottomOutUnits: ''}));
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    }
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        map.celutz_addnew = false;
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    if (typeof base_layers != 'undefined') {
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        var layers = new OpenLayers.Control.LayerSwitcher();
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        map.addControl(layers);
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        for (var i = 0; i < base_layers.length; i++) {
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            map.addLayer(base_layers[i]);
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        }
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        // gestion du 45° google //
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        function update_tilt() {
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            for (var i = 0; i < base_layers.length; i++) {
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                if (base_layers[i].type == google.maps.MapTypeId.SATELLITE) {
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                    base_layers[i].mapObject.setTilt(this.checked?1:0);
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                    //alert((chkbx.checked?1:0)+'//'+i);
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                    base_layers[i].removeMap;
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                    base_layers[i].redraw;
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                }
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            }
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        }
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        document.getElementById("tilt").onchange = update_tilt;
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        // fin de gestion du 45° google //
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        // autres tests
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        function show_pos(e) {
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            alert(formatLonlats(map.getLonLatFromViewPortPx(e.xy)));
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        }
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        function set_pos(e) {
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            if(this.checked) {
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                document.getElementById("position").style.display = 'none';
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                map.events.register("click", map, show_pos);
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            } else {
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                document.getElementById("position").style.display = 'block';
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                map.events.unregister("click", map, show_pos);
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            }
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        }
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68
            
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    var bt_pano = mk_new_pano_button(map);
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        var panel = new OpenLayers.Control.Panel({
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                div: document.getElementById("panel"),
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            default: bt_pano,
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        createControlMarkup: function(control) {
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            var button = document.createElement('button'),
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                iconSpan = document.createElement('span'),
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                textSpan = document.createElement('span');
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            iconSpan.innerHTML = '&nbsp;';
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            button.appendChild(iconSpan);
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            if (control.text) {
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                textSpan.innerHTML = control.text;
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            }
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            button.appendChild(textSpan);
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            return button;
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        }
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    });
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        function formatLonlats(lonLat) {
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            lonLat.transform(map.getProjectionObject(), new OpenLayers.Projection("EPSG:4326"));
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            var lat = lonLat.lat;
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            var lon = lonLat.lon;
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            var dist = OpenLayers.Util.distVincenty(lonLat, new OpenLayers.LonLat(ln.lon1, ln.lat1))*1000;
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            return lat.toFixed(5) + ', ' + lon.toFixed(5) + ' à ' + parseInt(dist) + ' mètres';
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        }
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        map.addControl (new OpenLayers.Control.MousePosition({
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            div: document.getElementById("position"),
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            formatOutput: formatLonlats
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        }));
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    var history = new OpenLayers.Control.NavigationHistory({
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            previousOptions: {
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                    title: "Go to previous map position",
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                    text: "Préc."
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            },
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            nextOptions: {
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                    title: "Go to next map position",
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                    text: "Suiv."
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            },
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    });
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        map.addControl(history);
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            panel.addControls([bt_pano, history.next, history.previous]);
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        map.addControl(panel);
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        document.getElementById("clic_pos").onchange = set_pos;
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        layers.layersDiv.appendChild(document.getElementById("extra"));
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        // fin des autres tests
118
    } else {
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        map.addLayer(new OpenLayers.Layer.OSM());
120
    }
121

    
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    if (typeof contour != 'undefined') contours = [contour];
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    if (typeof contours == 'undefined') contours = new Array;
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    for (var i = 0; i < contours.length; i++) {
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        var ct = contours[i];
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        var cntr = new OpenLayers.Layer.Vector("contour_"+i, {
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            strategies: [new OpenLayers.Strategy.Fixed()],
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            projection: new OpenLayers.Projection("EPSG:4326"),
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            styleMap: new OpenLayers.StyleMap({
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                strokeWidth:     ct.strokeWidth,
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                strokeColor:     ct.strokeColor,
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                strokeOpacity:   ct.strokeOpacity,
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                fillOpacity:     ct.fillOpacity,
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                fillColor:       ct.fillColor
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            }),
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            protocol: new OpenLayers.Protocol.HTTP({
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                url: ct.url,
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                format: new OpenLayers.Format.OSM(),
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            }),
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            eventListeners: {
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                "featuresadded": function () {
142
                    if (typeof fit_contours == 'undefined' || fit_contours) this.map.zoomToExtent(this.getDataExtent());
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                }
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            }
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        });
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        map.addLayer(cntr);
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    }
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149
    if (typeof ref_line != 'undefined') ref_lines = [ref_line];
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    if (typeof ref_lines != 'undefined') {
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        if (typeof def_line_style == 'undefined') def_line_style = {};
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        var def_ln = {
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            width:       def_line_style.width? def_line_style.width:2,
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            color:       def_line_style.color? def_line_style.color:'#00F',
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            length:      def_line_style.length? def_line_style.length:20000,
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            opacity:     def_line_style.opacity? def_line_style.opacity:1}
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        var lineLayer = new OpenLayers.Layer.Vector("ref_lines");
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        map.addControl(new OpenLayers.Control.DrawFeature(lineLayer, OpenLayers.Handler.Path));
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        for (var i = 0; i < ref_lines.length; i++) {
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            var ln = ref_lines[i];
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            if(isNaN(ln.cap)) {
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                var pt = {lon: ln.lon2, lat: ln.lat2};
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            } else {
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                var LonLat = new OpenLayers.LonLat(ln.lon1, ln.lat1);
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                var dist = ln.length? ln.length:def_ln.length;
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                var pt = OpenLayers.Util.destinationVincenty(LonLat, ln.cap, dist);
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            }
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            var points = new Array(
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                new OpenLayers.Geometry.Point(ln.lon1, ln.lat1),
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                new OpenLayers.Geometry.Point(pt.lon, pt.lat)
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            );
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            points[0].transform("EPSG:4326", map.getProjectionObject());
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            points[1].transform("EPSG:4326", map.getProjectionObject());
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            var line = new OpenLayers.Geometry.LineString(points);
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            var style = {
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                strokeColor:   ln.color? ln.color:def_ln.color,
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                strokeWidth:   ln.width? ln.width:def_ln.width,
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                strokeOpacity: ln.width? ln.opacity:def_ln.opacity
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            };
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            var lineFeature = new OpenLayers.Feature.Vector(line, null, style);
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            lineLayer.addFeatures([lineFeature]);
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        }
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        map.addLayer(lineLayer);
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    }
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    if (typeof ref_point != 'undefined') ref_points = [ref_point];
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    if (typeof ref_points != 'undefined') {
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        refpts_layer = new OpenLayers.Layer.Vector("ref_points", {projection: "EPSG:4326"});
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        var selectMarkerControl = new OpenLayers.Control.SelectFeature(refpts_layer, {
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            onSelect: function(feature) {
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                var le_popup = new OpenLayers.Popup.FramedCloud("Popup",
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                                                                feature.attributes.lonlat,
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                                                                null,
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                                                                feature.attributes.description,
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                                                                null,
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                                                                true);
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                                                                //function() {selectMarkerControl.unselect(feature)});
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                feature.popup = le_popup;
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                map.addPopup(le_popup);
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            },
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            onUnselect: function(feature) {
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                //alert(feature.id);
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                map.removePopup(feature.popup);
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                feature.popup.destroy();
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                feature.popup = null;
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            },
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            multiple: true,
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            toggle: true,
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        });
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        map.addControl(selectMarkerControl);
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        selectMarkerControl.activate();
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        map.addLayer(refpts_layer);
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        if (typeof def_points_style == 'undefined') def_points_style = {};
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        var def_pt = {
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            icon_url:    def_points_style.icon_url,
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            icon_width:  def_points_style.icon_width,
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            icon_height: def_points_style.icon_height,
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            showPopup:   def_points_style.showPopup   ? def_points_style.showPopup:false,
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            icon_shiftX: def_points_style.icon_shiftX ? def_points_style.icon_shiftX:0,
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            icon_shiftY: def_points_style.icon_shiftY ? def_points_style.icon_shiftY:0,
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            opacity:     def_points_style.opacity ? def_points_style.opacity:1}
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        for (var i = 0; i < ref_points.length; i++) {
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            var pt = ref_points[i];
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            var ptGeo = new OpenLayers.Geometry.Point(pt.lon, pt.lat);
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            ptGeo.transform("EPSG:4326", map.getProjectionObject());
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            var LonLat = new OpenLayers.LonLat(pt.lon, pt.lat).transform("EPSG:4326", map.getProjectionObject());
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            map.setCenter(LonLat);
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            var laFeature = new OpenLayers.Feature.Vector(ptGeo,
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                                                          {description:pt.descr, lonlat: LonLat},
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                                                          {externalGraphic: pt.icon_url?    pt.icon_url:def_pt.icon_url,
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                                                           graphicWidth:    pt.icon_width?  pt.icon_width:def_pt.icon_width,
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                                                           graphicHeight:   pt.icon_height? pt.icon_height:def_pt.icon_height,
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                                                           graphicXOffset:  pt.icon_shiftX? pt.icon_shiftX:def_pt.icon_shiftX,
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                                                           graphicYOffset:  pt.icon_shiftY? pt.icon_shiftY:def_pt.icon_shiftY,
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                                                           graphicOpacity:  pt.opacity?     pt.opacity:def_pt.opacity,
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                                                           title:           pt.title?       pt.title :''});
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            if (i == 0) elFeature = laFeature;
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            refpts_layer.addFeatures(laFeature);
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            if (pt.showPopup) selectMarkerControl.select(laFeature);
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        }
248
        if (typeof zoom == 'undefined') map.zoomToExtent(refpts_layer.getDataExtent());
249
    }
250
    if (typeof get_lon_lat != 'undefined' && get_lon_lat) {
251
        map.events.register("click", map, function(e) {
252
            var position = map.getLonLatFromViewPortPx(e.xy);
253
            position.transform(map.getProjectionObject(), new OpenLayers.Projection("EPSG:4326"));
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            alert(position.lat.toFixed(5) + ', ' + position.lon.toFixed(5));
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        });
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    }
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        return map;
259
}
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function list2css_color(vals) {
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        return "rgb("+vals+")";
263
}
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265
function mk_all_refpoints_layer() {
266
        // Put the same style as panorama view for points
267
        var points_style = new OpenLayers.StyleMap({
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                pointRadius: 10,
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                fillOpacity: 0.5,
270
        });
271
        
272
        var lookup = {};
273
        
274
        for (var k in  point_colors ) {
275
                var css_color = list2css_color(point_colors[k]);
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                lookup[k] = {
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                        fillColor: css_color,
278
                        strokeColor: css_color
279
                };
280
        }
281
        console.log(lookup);
282
        points_style.addUniqueValueRules("default", "type", lookup);        
283
        
284
        var layer = new OpenLayers.Layer.Vector(
285
                "Reference points",{
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                        projection: new OpenLayers.Projection("EPSG:4326"),
287
                        strategies: [new OpenLayers.Strategy.Fixed()],
288
                        protocol: new OpenLayers.Protocol.HTTP({
289
                                url: 'ajax/all_points.php',
290
                                format: new OpenLayers.Format.GeoJSON(),
291
                        }),
292
                        styleMap: points_style
293
                });
294
        return layer;
295
}
296

    
297

    
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function mk_point_cloud(feature) {
299
        /* Takes a ref_point or loc_point and makes a dom element to be used as map
300
         * popup
301
         */
302
        var div = document.createElement('div');
303
        var ul = document.createElement('ul');
304
        var title = feature.attributes.name;
305
        var desc, link;
306
        
307
        if (feature.attributes.type == 'pano_point') {
308
                desc = 'photo panoramique';
309
                link = feature.attributes.view_url;
310
        } else {
311
                desc = 'point de référence';
312
        }
313
        div.innerHTML = '<p><strong>'+title+'</strong></p>';
314
        ul.innerHTML = '<li>'+desc+'</li>';
315
        
316
        if (link) {
317
                ul.innerHTML += '<li><a href="'+
318
                        link+'" >Visualiser';
319
        }
320
        
321
        div.appendChild(ul);
322
        return div.innerHTML;
323
}
324

    
325
function add_refpoint_control(layer, map) {
326
        var selectControl ;
327
        selectControl = new OpenLayers.Control.SelectFeature(
328
                layer,{
329
                        onSelect:function(feature) {
330
                                var popup = new OpenLayers.Popup.FramedCloud(
331
                                        feature.attributes.name,
332
                                        feature.geometry.getBounds().getCenterLonLat(),
333
                                        null,
334
                                        mk_point_cloud(feature),
335
                                        null, true, function() {selectControl.unselect(feature);});
336
                                feature.popup = popup;
337
                                map.addPopup(popup);},
338

    
339
                        onUnselect:function(feature) {
340
                                map.removePopup(feature.popup);
341
                                feature.popup.destroy();
342
                                feature.popup = null;
343
                        }});
344

    
345
        map.addControl(selectControl);
346
        selectControl.activate();
347
}
348

    
349

    
350
function mk_new_pano_button(map) {
351
        var btn = new OpenLayers.Control.Button({
352
                displayClass: 'olControlBtnNewPano',
353
                title: "Ajouter un nouveau panorama",
354
                text: "Photo",
355
                id: 'btn-new-pano',
356
                autoActivate: true,
357
                trigger: function() {start_add_new_pano(map)},
358
        });
359
        return btn;
360
}
361

    
362

    
363
function add_pano_click_handler(callback) {
364
        var ctrlClass = OpenLayers.Class(OpenLayers.Control, {
365
                defaultHandlerOptions: {
366
                    'single': false,
367
                    'double': true,
368
                    'pixelTolerance': 0,
369
                    'stopSingle': false,
370
                    'stopDouble': false
371
                },
372

    
373
                initialize: function(options)
374
                {
375
                    this.handlerOptions = OpenLayers.Util.extend(
376
                        {}, this.defaultHandlerOptions
377
                    );
378

    
379
                    OpenLayers.Control.prototype.initialize.apply(this, arguments);
380

    
381
                    this.handler = new OpenLayers.Handler.Click(
382
                        this, {
383
                            'click': callback
384
                        }, this.handlerOptions
385
                    );
386
                },
387
        });
388

    
389
        var control = new ctrlClass({
390
                        handlerOptions: {
391
                            "single": true,
392
                            "double": false
393
                        },
394
                autoActivate: true});
395

    
396
        return control;
397
}
398

    
399
function start_add_new_pano(map) {
400
        map.celutz_addnew = true;
401
        alert("cliquer sur un point de la carte pour choisir l'emplacement");
402
        document.body.style.cursor = 'crosshair';
403

    
404
        var control = add_pano_click_handler(function(evt) {
405
                var coord = map.getLonLatFromPixel(evt.xy);
406
                coord.transform(new OpenLayers.Projection("EPSG:900913"),
407
                                new OpenLayers.Projection("EPSG:4326"));
408
                window.location = 'envoyer.php?lat='+coord.lat+'&lon='+coord.lon;
409
        });
410
        map.addControl(control);
411
}
412

    
413

    
414
function mk_new_pano_button(map) {
415
        var btn = new OpenLayers.Control.Button({
416
                displayClass: 'olControlBtnNewPano',
417
                title: "Ajouter un nouveau panorama",
418
                text: "Photo",
419
                id: 'btn-new-pano',
420
                autoActivate: true,
421
                trigger: function() {start_add_new_pano(map)},
422
        });        
423
        return btn;
424
}
425

    
426

    
427
function add_pano_click_handler(callback) {
428
        var ctrlClass = OpenLayers.Class(OpenLayers.Control, {                
429
                defaultHandlerOptions: {
430
                    'single': false,
431
                    'double': true,
432
                    'pixelTolerance': 0,
433
                    'stopSingle': false,
434
                    'stopDouble': false
435
                },
436

    
437
                initialize: function(options)
438
                {
439
                    this.handlerOptions = OpenLayers.Util.extend(
440
                        {}, this.defaultHandlerOptions
441
                    );
442
                    
443
                    OpenLayers.Control.prototype.initialize.apply(this, arguments);
444
                    
445
                    this.handler = new OpenLayers.Handler.Click(
446
                        this, {
447
                            'click': callback
448
                        }, this.handlerOptions
449
                    );
450
                },
451
        });
452
        
453
        var control = new ctrlClass({
454
                        handlerOptions: {
455
                            "single": true,
456
                            "double": false
457
                        },
458
                autoActivate: true});
459
        
460
        return control;
461
}
462

    
463
function start_add_new_pano(map) {
464
        map.celutz_addnew = true;
465
        alert("cliquer sur un point de la carte pour choisir l'emplacement");
466
        document.body.style.cursor = 'crosshair';
467
        
468
        var control = add_pano_click_handler(function(evt) {
469
                var coord = map.getLonLatFromPixel(evt.xy);
470
                coord.transform(new OpenLayers.Projection("EPSG:900913"), 
471
                                new OpenLayers.Projection("EPSG:4326"));
472
                window.location = 'envoyer.php?lat='+coord.lat+'&lon='+coord.lon;
473
        });
474
        map.addControl(control);
475
}
476