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Filename : polygons.js
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/* ------------------------------------------------------------------------------
 *
 *  # Polygons
 *
 *  Specific JS code additions for maps_google_drawings.html page
 *
 * ---------------------------------------------------------------------------- */


// Setup module
// ------------------------------

var GoogleMapDrawingPolygons = function() {


    //
    // Setup module components
    //

    // Line chart
    var _googleMapDrawingPolygons = function() {
        if (typeof google == 'undefined') {
            console.warn('Warning - Google Maps library is not loaded.');
            return;
        }

        // This example creates a simple polygon representing the Bermuda Triangle.
        // Note that the code specifies only three LatLng coordinates for the
        // polygon. The API automatically draws a
        // stroke connecting the last LatLng back to the first LatLng.

        function initialize() {

            // Define map element
            var map_drawing_polygons_element = document.getElementById('map_drawing_polygon');

            // Options
            var mapOptions = {
                zoom: 5,
                center: new google.maps.LatLng(24.886436490787712, -70.2685546875),
                mapTypeId: google.maps.MapTypeId.TERRAIN
            };

            // Apply options
            var map = new google.maps.Map(map_drawing_polygons_element, mapOptions);


            // Define the LatLng coordinates for the polygon's path. Note that there's
            // no need to specify the final coordinates to complete the polygon, because
            // The Google Maps JavaScript API will automatically draw the closing side.
            var bermudaTriangle;

            // Coordinates
            var triangleCoords = [
                new google.maps.LatLng(25.774252, -80.190262),
                new google.maps.LatLng(18.466465, -66.118292),
                new google.maps.LatLng(32.321384, -64.75737)
            ];

            // Polygon
            bermudaTriangle = new google.maps.Polygon({
                paths: triangleCoords,
                strokeColor: '#FF0000',
                strokeOpacity: 0.8,
                strokeWeight: 1,
                fillColor: '#FF0000',
                fillOpacity: 0.2
            });

            bermudaTriangle.setMap(map);
        }

        // Load map
        google.maps.event.addDomListener(window, 'load', initialize);
    };


    //
    // Return objects assigned to module
    //

    return {
        init: function() {
            _googleMapDrawingPolygons();
        }
    }
}();


// Initialize module
// ------------------------------

document.addEventListener('DOMContentLoaded', function() {
    GoogleMapDrawingPolygons.init();
});