macromap.js

// !onBoundsChange()
"onBoundsChange" : function() {
    var bbox = PK.boundsToBBOX(PK.m.getBounds());

    PK.polys_from_macrostrat(bbox);
    PK.points_from_macrostrat(bbox);
},

// !polys_from_macrostrat()
//var bbox = "-87 33,-85 33,-85 35,-87 35,-87 33";
"polys_from_macrostrat" : function (bbox) {
    $.ajax({
        "url": "http://localhost:5001/polys.json",
        "data": {"BBOX": bbox},
        "type": "GET",
        "dataType": "jsonp",
        "success": function(data) {

            /*
            Clear existing polys from the map so they are not drawn twice
            */
            if (PK.polysArray) {
                for (var i in PK.polysArray) {
                    PK.polysArray[i].setMap(null);
                }
                PK.polysArray.length = 0;
            }

            for (var i in data) {
                var points = data[i].gmap.split(" ");
                var col_group_id = data[i].col_group_id;

                var polyCoords = [];
                for (var j in points) {
                    var p = points[j].split(",");
                    polyCoords.push(
                        new google.maps.LatLng( p[0], p[1] )
                    );
                }

                // Construct the polygon
                var poly = new google.maps.Polygon({
                    paths: polyCoords,
                    strokeColor: "#000000",
                    strokeOpacity: 0.8,
                    strokeWeight: 1,
                    fillColor: "#" + PK.color_ramp[col_group_id],
                    fillOpacity: 0.35
                });

                poly.setMap(PK.m);
                PK.polysArray.push(poly);
            }
        }
    });
},


// !points_from_macrostrat()
//var bbox = "-87 33,-85 33,-85 35,-87 35,-87 33";
"points_from_macrostrat" : function (bbox) {
    $.ajax({
        "url": "http://localhost:5001/points.json",
        "data": {"BBOX": bbox},
        "type": "GET",
        "dataType": "jsonp",
        "success": function(data) {

            /*
            Clear existing markers from the map so they are not drawn twice
            */
            if (PK.markersArray) {
                for (var i in PK.markersArray) {
                    PK.markersArray[i].setMap(null);
                }
                PK.markersArray.length = 0;
            }

            for (var i in data) {
                var point = data[i];
                var marker = new google.maps.Marker({
                    "position"  : new google.maps.LatLng(point.lat, point.lng),
                    "map"       : PK.m,
                    "icon"      : PK.iconType(1)
                });

                marker.setMap(PK.m);
                PK.markersArray.push(marker);
            }
        }
    });
},