/*
//////////////////////////////////////////////////////////////////////////////////
///////Copyright © 2009 Bird Wing Productions, http://www.birdwingfx.com//////////
//////////////////////////////////////////////////////////////////////////////////

/////////////////////////////////////////////////////////////////////

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

http://plugins.jquery.com/project/jGPS
http://www.birdwingfx.com/jQuery_gps/docu.html


E.g:

<script src="/Templates/Lodge/js/jquery-1.3.2.min.js" type="text/javascript"></script>
    <script src="/Templates/Lodge/js/gps.jquery.js" type="text/javascript"></script>
    
    <style>
    #map {
        width: 100%;
        height: 350px;
    }
    </style>
    <script type="text/javascript">
        $(document).ready(function() {
        $("#map").googleMap({ zoomLevel: 15, tooltip: 'Canterbury Cathedral Lodge <br />and International Study Centre, <br />The Precincts, Canterbury, CT1 2EH' }).load();
        });
    </script>
    
    
    
    <div id="map"></div>
    <div>&nbsp;</div>
    From: <input type="text" id="start" />
    To: Burgate, Canterbury, Kent CT1, UK <input type="hidden" id="end" value="Burgate, Canterbury, Kent CT1, UK" />
    <input type="submit" id="getdirections" value="Get Directions" />
    <div>&nbsp;</div>
    <div id="directions"></div>

/////////////////////////////////////////////////////////////////////
*/


(function($) {

    $.GoogleMapObjectDefaults = {
        zoomLevel: 13,
        imagewidth: 50,
        imageheight: 50,
        center: 'Burgate, Canterbury, Kent CT1, UK',
        start: '#start',
        end: '#end',
        directions: 'directions',
        submit: '#getdirections',
        tooltip: 'false',
        image: 'false'
    };

    function GoogleMapObject(elementId, options) {
        /* private variables */
        this._inited = false;
        this._map = null;
        this._geocoder = null;

        /* Public properties */
        this.ElementId = elementId;
        this.Settings = $.extend({}, $.GoogleMapObjectDefaults, options || '');
    }

    $.extend(GoogleMapObject.prototype, {
        init: function() {
            if (!this._inited) {
                if (GBrowserIsCompatible()) {
                    this._map = new GMap2(document.getElementById(this.ElementId));
                    this._map.addControl(new GSmallMapControl());
                    this._geocoder = new GClientGeocoder();
                }

                this._inited = true;
            }
        },
        load: function() {
            //ensure existence
            this.init();

            if (this._geocoder) {

                $('#printdirections').attr("disabled", true);
            
                //"this" will be in the wrong context for the callback
                var zoom = this.Settings.zoomLevel;
                var center = this.Settings.center;
                var width = this.Settings.imagewidth;
                var height = this.Settings.imageheight;
                var map = this._map;

                if (this.Settings.tooltip != 'false') {
                    var customtooltip = true;
                    var tooltipinfo = this.Settings.tooltip;
                }

                if (this.Settings.image != 'false') {
                    var customimage = true;
                    var imageurl = this.Settings.image;
                }

                var point = new GLatLng(51.278277, 1.084042);
                map.setCenter(point, zoom);
                if (customimage == true) {
                    //add the marker
                    var customiconsize = new GSize(width, height);
                    var customicon = new GIcon(G_DEFAULT_ICON, imageurl);
                    customicon.iconSize = customiconsize;
                    var marker = new GMarker(point, { icon: customicon });
                    map.addOverlay(marker);
                } else {
                    var marker = new GMarker(point);
                    map.addOverlay(marker);
                }

                map.setMapType(G_HYBRID_MAP);

                if (customtooltip == true) {
                    marker.openInfoWindowHtml(tooltipinfo);
                }

                /*
                this._geocoder.getLatLng(center, function(point) {
                    if (!point) { alert(center + " not found"); }
                    else {
                        //set center on the map
                        map.setCenter(point, zoom);

                        if (customimage == true) {
                            //add the marker
                            var customiconsize = new GSize(width, height);
                            var customicon = new GIcon(G_DEFAULT_ICON, imageurl);
                            customicon.iconSize = customiconsize;
                            var marker = new GMarker(point, { icon: customicon });
                            map.addOverlay(marker);
                        } else {
                            var marker = new GMarker(point);
                            map.addOverlay(marker);
                        }

                        map.setMapType(G_HYBRID_MAP);

                        if (customtooltip == true) {
                            marker.openInfoWindowHtml(tooltipinfo);
                        }
                    }
                });
                */
            }


            //make this available to the click element
            $.data($(this.Settings.submit)[0], 'inst', this);

            $(this.Settings.submit).click(function(e) {
                e.preventDefault();
                var obj = $.data(this, 'inst');
                var outputto = obj.Settings.directions;
                var from = $(obj.Settings.start).val();
                var to = $(obj.Settings.end).val();
                map.clearOverlays();
                var gdir = new GDirections(map, document.getElementById(outputto));

                $('#printdirections').removeAttr("disabled");

                gdir.load("from: " + from + " to: " + to);

                //open the google window
                //window.open("http://maps.google.com/maps?saddr=" + from + "&daddr=" + to, "GoogleWin", "menubar=1,resizable=1,scrollbars=1,width=750,height=500,left=10,top=10");
            });

            return this;
        }
    });

    $.extend($.fn, {
        googleMap: function(options) {
            // check if a map was already created
            var mapInst = $.data(this[0], 'googleMap');
            if (mapInst) {
                return mapInst;
            }

            //create a new map instance
            mapInst = new GoogleMapObject($(this).attr('id'), options);
            $.data(this[0], 'googleMap', mapInst);
            return mapInst;
        }
    });
})(jQuery);