1232 lines
39 KiB
JavaScript
1232 lines
39 KiB
JavaScript
// vim: et:ts=4:sw=4:sts=4:ft=js
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/*@
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Ox.Map <function> Basic map object
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# DESCRIPTION --------------------------------------------------------------
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<code>Ox.Map</code> is a wrapper around the
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<a href="http://code.google.com/apis/maps/documentation/javascript/">Google
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Maps API</a>.
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# USAGE --------------------------------------------------------------------
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() -> <f> Map object
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(options) -> <f> Map object
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(options, self) -> <f> Map object
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# ARGUMENTS ----------------------------------------------------------------
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options <o|{}> options
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clickable <b|false> If true, clicking on the map finds a place
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editable <b|false> If true, places are editable
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findPlaceholder <s|"Find"> Placeholder text for the find input element
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maxMarkers <n|100> Maximum number of markers to be displayed
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places <[o]|f|null> Array of, or function that returns, place objects
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countryCode <s> ISO 3166 country code
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east <n> Longitude of the eastern boundary in degrees
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editable <b|false> If true, the place is editable
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geoname <s> Geoname (like "Paris, Île-de-France, France")
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lat <n> Latitude in degrees
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lng <n> Longitude in degrees
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markerColor <s|"red"> CSS color of the place marker
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markerSize <n|16> size of the place marker in px
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name <s> Name (like "Paris")
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north <n> Latitude of the northern boundary in degrees
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south <n> Latitude of the southern boundary in degrees
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type <s> Type (like "city" or "country")
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west <n> Longitude of the western boundary in degrees
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selected <s|""> Id of the selected place
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showControls <b|false> If true, show controls
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showLabels <b|false> If true, show labels on the map
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statusbar <b|false> If true, the map has a statusbar
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toolbar <b|false> If true, the map has a toolbar
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self <o|{}> Shared private variable
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# EVENTS -------------------------------------------------------------------
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addplace <!> Fires when a place has been added
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place <o> Place object
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editplace <!> Fires when a place has been edited
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place <o> Place object
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geocode <!> Fires when a google geocode request returns
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latLng <o|u> Query coordinates, or undefined
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lat <n> latitude
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lng <n> longitude
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address <s|u> Query string, or undefined
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results <[o]> Google Maps geocode results
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address_components <[o]> Address components
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long_name <s> Long name
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short_name <s> Short name
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types <[s]> Types (like "country" or "political")
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formatted_address <s> Formatted address
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geometry <o> Geometry
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bounds <o> Bounds
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northEast <o> North-east corner
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lat <n> Latitude
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lng <n> Longitude
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southWest <o> South-west corner
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lat <n> Latitude
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lng <n> Longitude
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location <o> Location
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lat <n> Latitude
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lng <n> Longitude
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location_type <s> Location type (like "APPROXIMATE")
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viewport <o> Viewport
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northEast <o> North-east corner
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lat <n> Latitude
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lng <n> Longitude
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southWest <o> South-west corner
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lat <n> Latitude
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lng <n> Longitude
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types <[s]> Types (like "country" or "political")
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# EXAMPLES -----------------------------------------------------------------
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<script>
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// simple
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Ox.load('UI', function() {
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Ox.Map().appendTo(Ox.UI.$body);
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});
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</script>
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> Ox.Map() === true
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false
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> Ox.Map() === false
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false
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@*/
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Ox.Map = function(options, self) {
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self = self || {};
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var that = new Ox.Element({}, self)
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.defaults({
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// fixme: isClickable? hasZoombar?
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clickable: false,
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editable: false,
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findPlaceholder: 'Find',
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maxMarkers: 100,
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places: null,
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selected: null,
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showControls: false,
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showLabels: false,
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statusbar: false,
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toolbar: false,
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zoombar: false
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})
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.options(options || {})
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.addClass('OxMap')
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.click(function(e) {
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!$(e.target).is('input') && that.gainFocus();
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})
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.bindEvent({
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key_0: function() {
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that.panToPlace()
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},
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key_down: function() {
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pan(0, 1);
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},
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key_enter: pressEnter,
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key_escape: pressEscape,
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key_equal: function() {
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zoom(1);
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},
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key_l: toggleLabels,
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key_left: function() {
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pan(-1, 0);
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},
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key_meta: function() {
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self.metaKey = true;
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$(document).one({
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keyup: function() {
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self.metaKey = false;
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}
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});
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},
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key_minus: function() {
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zoom(-1);
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},
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key_right: function() {
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pan(1, 0);
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},
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key_shift: function() {
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self.shiftKey = true;
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$(document).one({
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keyup: function() {
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self.shiftKey = false;
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}
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});
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},
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key_shift_down: function() {
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pan(0, 2);
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},
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key_shift_0: function() {
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that.zoomToPlace();
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},
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key_shift_equal: function() {
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zoom(2)
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},
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key_shift_left: function() {
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pan(-2, 0);
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},
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key_shift_minus: function() {
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zoom(-2);
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},
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key_shift_right: function() {
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pan(2, 0);
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},
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key_shift_up: function() {
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pan(0, -2);
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},
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key_up: function() {
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pan(0, -1);
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},
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key_z: undo
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});
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self.isAsync = Ox.isFunction(self.options.places);
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self.mapHeight = getMapHeight();
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self.minZoom = getMinZoom();
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self.scaleMeters = [
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50000000, 20000000, 10000000,
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5000000, 2000000, 1000000,
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500000, 200000, 100000,
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50000, 20000, 10000,
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5000, 2000, 1000,
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500, 200, 100,
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50, 20, 10
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];
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Ox.extend(self, {
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metaKey: false,
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resultPlace: null,
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shiftKey: false
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});
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if (self.options.toolbar) {
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self.$toolbar = new Ox.Bar({
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size: 24
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})
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.appendTo(that);
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self.$select = Ox.Select({
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items: [
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{id: 'new Place', title: 'New Place...', keyboard: 'n'},
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{},
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{id: 'toggleLabels', title: 'Show Labels', keyboard: 'l', checked: self.options.showLabels},
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{id: 'toggleControls', title: 'Show Controls', keyboard: 'c', checked: self.options.showControls},
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],
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min: 0,
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max: 2,
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title: 'Options...',
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width: 96
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})
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.css({float: 'left', margin: '4px'})
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.appendTo(self.$toolbar);
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/*
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self.$labelsButton = new Ox.Checkbox({
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title: 'Labels',
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width: 64
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})
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.css({float: 'left', margin: '4px'})
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.bindEvent({
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change: toggleLabels
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})
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.appendTo(self.$toolbar)
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*/
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self.$findInput = new Ox.Input({
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clear: true,
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placeholder: self.options.findPlaceholder,
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width: 192
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})
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.css({float: 'right', margin: '4px'})
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.bindEvent({
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submit: submitFind
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})
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.appendTo(self.$toolbar)
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}
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self.$map = new Ox.Element()
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.css({
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left: 0,
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top: self.options.toolbar * 24 + 'px',
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right: 0,
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bottom: self.options.zoombar * 16 + self.options.statusbar * 24 + 'px'
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})
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.appendTo(that);
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if (self.options.zoombar) {
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self.$zoombar = new Ox.Bar({
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size: 16
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})
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.css({
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bottom: self.options.statusbar * 24 + 'px'
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})
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.appendTo(that);
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}
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if (self.options.statusbar) {
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self.$statusbar = new Ox.Bar({
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size: 24
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})
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.css({
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bottom: 0
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})
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.appendTo(that);
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self.$placeFlag = $('<img>')
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.addClass('OxFlag')
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.attr({
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src: Ox.PATH + 'Ox.Geo/png/icons/16/NTHH.png'
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})
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.css({float: 'left', margin: '4px 2px 4px 4px'})
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.appendTo(self.$statusbar.$element);
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self.$placeNameInput = new Ox.Input({
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placeholder: 'Name',
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width: 96
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})
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//.css({position: 'absolute', left: 4, top: 4})
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.css({float: 'left', margin: '4px 2px 4px 2px'})
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.appendTo(self.$statusbar);
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self.$placeGeonameInput = new Ox.Input({
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placeholder: 'Geoname',
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width: 96
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})
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//.css({position: 'absolute', left: 104, top: 4})
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.css({float: 'left', margin: '4px 2px 4px 2px'})
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.appendTo(self.$statusbar);
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self.$placeButton = new Ox.Button({
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title: 'New Place',
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width: 96
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})
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.css({float: 'right', margin: '4px 4px 4px 2px'})
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.bindEvent({
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click: clickPlaceButton
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})
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.appendTo(self.$statusbar);
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}
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self.$navigationButtons = {
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'center': new Ox.Button({
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title: 'close',
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type: 'image'
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})
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.addClass('OxMapButton')
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.css({
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left: '24px',
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top: '24px'
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}),
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'east': new Ox.Button({
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title: 'right',
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type: 'image'
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})
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.addClass('OxMapButton')
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.css({
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left: '44px',
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top: '24px',
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}),
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'north': new Ox.Button({
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title: 'up',
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type: 'image'
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})
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.addClass('OxMapButton')
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.css({
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left: '24px',
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top: '4px',
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}),
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'south': new Ox.Button({
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title: 'down',
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type: 'image'
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})
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.addClass('OxMapButton')
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.css({
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left: '24px',
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top: '44px',
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}),
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'west': new Ox.Button({
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title: 'left',
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type: 'image'
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})
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.addClass('OxMapButton')
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.css({
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left: '4px',
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top: '24px',
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})
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};
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Ox.forEach(self.$navigationButtons, function($button) {
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$button.attr({
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src: $button.attr('src').replace('/classic/', '/modern/')
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});
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});
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self.$scaleLabel = new Ox.Label({
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textAlign: 'center',
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title: '...'
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})
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.addClass('OxMapLabel')
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.css({right: '4px', top: '4px'});
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if (!self.isAsync) {
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self.options.places.forEach(function(place) {
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if (Ox.isUndefined(place.id)) {
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place.id = Ox.encodeBase32(Ox.uid());
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}
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});
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}
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if (!window.googleCallback) {
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window.googleCallback = function() {
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delete window.googleCallback;
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initMap();
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};
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$.getScript('http://maps.google.com/maps/api/js?callback=googleCallback&sensor=false');
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} else {
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(function interval() {
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window.google ? initMap() : setTimeout(interval, 100);
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}());
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}
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function addPlaceToMap(place) {
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// via find, click, or new place button
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var exists = false;
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if (!place) {
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var bounds = self.map.getBounds(),
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center = self.map.getCenter(),
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southwest = new google.maps.LatLngBounds(
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bounds.getSouthWest(), center
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).getCenter(),
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northeast = new google.maps.LatLngBounds(
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center, bounds.getNorthEast()
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).getCenter(),
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place = new Ox.MapPlace({
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countryCode: '',
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editable: true,
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geoname: '',
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id: '_' + Ox.uid(), // fixme: stupid
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lat: center.lat(),
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lng: center.lng(),
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map: that,
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name: '',
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south: southwest.lat(),
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west: southwest.lng(),
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north: northeast.lat(),
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east: northeast.lng()
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});
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}
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Ox.forEach(self.places, function(p, i) {
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if (place.bounds.equals(p.bounds)) {
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place = p;
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exists = true;
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return false;
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}
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});
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if (!exists) {
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self.resultPlace && self.resultPlace.remove();
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self.resultPlace = place;
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place.add();
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}
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selectPlace(place.id);
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}
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function addPlaceToPlaces(data) {
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var place = getSelectedPlace(),
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country = Ox.getCountryByGeoname(place.geoname);
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if (self.options.selected == place.id) {
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self.options.selected = place.id.substr(1);
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}
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place.id = place.id.substr(1); // fixme: NOT SAFE!
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Ox.extend(place, data);
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place.countryCode = country ? country.code : '';
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place.marker.update();
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self.places.push(place);
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self.resultPlace = null;
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that.triggerEvent('addplace', place)
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//Ox.print('SSSS', self.options.selected)
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}
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function boundsChanged() {
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setScale();
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self.boundsChanged = true;
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}
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function canContain(outerBounds, innerBounds) {
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// checks if outerBounds _can_ contain innerBounds
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var outerSpan = outerBounds.toSpan(),
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innerSpan = innerBounds.toSpan();
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return outerSpan.lat() > innerSpan.lat() &&
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outerSpan.lng() > innerSpan.lng();
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}
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function centerChanged() {
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self.center = self.map.getCenter();
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self.centerChanged = true;
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}
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function changeZoom(event, data) {
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self.map.setZoom(data.value);
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}
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function clickMap(event) {
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if (self.options.clickable/* && !editing()*/) {
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getPlaceByLatLng(event.latLng, self.map.getBounds(), function(place) {
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if (place) {
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addPlaceToMap(place);
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//selectPlace(place.id);
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} else {
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selectPlace(null);
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}
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});
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}
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}
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function clickPlaceButton() {
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var place = getSelectedPlace(),
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title = self.$placeButton.options('title');
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if (title == 'New Place') {
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addPlaceToMap();
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} else if (title == 'Add Place') {
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addPlaceToPlaces();
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} else if (title == 'Remove Place') {
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}
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}
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function constructZoomInput() {
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//Ox.print('constructZoomInput', self.minZoom, self.maxZoom)
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if (self.options.zoombar) {
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self.$zoomInput && self.$zoomInput.removeElement();
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self.$zoomInput = new Ox.Range({
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arrows: true,
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max: self.maxZoom,
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min: self.minZoom,
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size: that.width(),
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thumbSize: 32,
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thumbValue: true,
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value: self.map.getZoom()
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})
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.bindEvent({
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change: changeZoom
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})
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.appendTo(self.$zoombar);
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}
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}
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function editing() {
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var place = getSelectedPlace();
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return place && place.editing;
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}
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function getElevation(point, callback) {
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// fixme: unused
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if (arguments.length == 1) {
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callback = point;
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point = self.map.getCenter();
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}
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self.elevationService.getElevationForLocations({
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locations: [point]
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}, function(data) {
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callback(data.elevation);
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});
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}
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function getMapBounds(callback) {
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// get initial map bounds
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var mapBounds;
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if (!self.isAsync) {
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self.options.places.forEach(function(place, i) {
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var bounds = getBounds(place);
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mapBounds = i == 0 ? bounds : mapBounds.union(bounds);
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});
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callback(mapBounds);
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} else {
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self.options.places({}, function(result) {
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callback(getBounds(result.data));
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});
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}
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function getBounds(place) {
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return new google.maps.LatLngBounds(
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new google.maps.LatLng(place.south, place.west),
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new google.maps.LatLng(place.north, place.east)
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);
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}
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}
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function getMapHeight() {
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return self.options.height -
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self.options.statusbar * 24 -
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self.options.toolbar * 24 -
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self.options.zoombar * 16;
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}
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function getMapType() {
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return self.options.showLabels ? 'HYBRID' : 'SATELLITE'
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}
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function getMaxZoom(point, callback) {
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if (arguments.length == 1) {
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callback = point;
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point = self.map.getCenter();
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}
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Ox.print('CALLING ZOOM SERVICE', point.lat(), point.lng())
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self.maxZoomService.getMaxZoomAtLatLng(point, function(data) {
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Ox.print('ZOOM SERVICE', data.status, data.zoom)
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callback(data.status == 'OK' ? data.zoom : null);
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});
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}
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|
|
|
function getMetersPerPixel() {
|
|
var mapWidth = self.$map.width(),
|
|
span = self.map.getBounds().toSpan().lng();
|
|
if (span >= 360) {
|
|
span = 360 * mapWidth / Ox.MAP_TILE_SIZE;
|
|
}
|
|
return span * Ox.getMetersPerDegree(self.map.getCenter().lat()) / mapWidth;
|
|
}
|
|
|
|
function getMinZoom() {
|
|
return 0;
|
|
return Math.ceil(
|
|
Ox.log(self.mapHeight / Ox.MAP_TILE_SIZE, 2)
|
|
);
|
|
}
|
|
|
|
function getPlaceById(id) {
|
|
var place = Ox.getObjectById(self.places, id);
|
|
if (!place && self.resultPlace && self.resultPlace.id == id) {
|
|
place = self.resultPlace;
|
|
}
|
|
//Ox.print('getPlaceById', id, place)
|
|
return place;
|
|
}
|
|
|
|
function getPlaceByLatLng(latlng, bounds, callback) {
|
|
// gets the largest place at latlng that would fit in bounds
|
|
//Ox.print('ll b', latlng, bounds)
|
|
var callback = arguments.length == 3 ? callback : bounds,
|
|
bounds = arguments.length == 3 ? bounds : null;
|
|
self.geocoder.geocode({
|
|
latLng: latlng
|
|
}, function(results, status) {
|
|
//Ox.print('results', results)
|
|
var length = results.length;
|
|
if (status == google.maps.GeocoderStatus.OK) {
|
|
if (bounds) {
|
|
Ox.forEach(results.reverse(), function(result, i) {
|
|
if (
|
|
i == length - 1 ||
|
|
canContain(bounds, result.geometry.bounds || result.geometry.viewport)
|
|
) {
|
|
callback(new Ox.MapPlace(parseGeodata(results[i])));
|
|
return false;
|
|
}
|
|
});
|
|
} else {
|
|
callback(new Ox.MapPlace(parseGeodata(results[0])));
|
|
}
|
|
}
|
|
if (
|
|
status == google.maps.GeocoderStatus.OK ||
|
|
status == google.maps.GeocoderStatus.ZERO_RESULTS
|
|
) {
|
|
triggerGeocodeEvent({
|
|
latLng: latlng,
|
|
results: results
|
|
});
|
|
} else {
|
|
Ox.print('geocode failed:', status);
|
|
callback(null);
|
|
}
|
|
});
|
|
}
|
|
|
|
function getPlaceByName(name, callback) {
|
|
self.geocoder.geocode({
|
|
address: name
|
|
}, function(results, status) {
|
|
if (status == google.maps.GeocoderStatus.OK) {
|
|
callback(new Ox.MapPlace(parseGeodata(results[0])));
|
|
}
|
|
if (
|
|
status == google.maps.GeocoderStatus.OK ||
|
|
status == google.maps.GeocoderStatus.ZERO_RESULTS
|
|
) {
|
|
triggerGeocodeEvent({
|
|
address: name,
|
|
results: results
|
|
});
|
|
} else {
|
|
Ox.print('geocode failed:', status);
|
|
callback(null);
|
|
}
|
|
});
|
|
}
|
|
|
|
function getPositionByName(name) {
|
|
var position = -1;
|
|
Ox.forEach(self.options.places, function(place, i) {
|
|
if (place.name == name) {
|
|
position = i;
|
|
return false;
|
|
}
|
|
});
|
|
return position;
|
|
}
|
|
|
|
function getSelectedMarker() {
|
|
// needed in case self.options.selected
|
|
// is changed from outside
|
|
var id = null;
|
|
if (self.resultPlace && self.resultPlace.selected) {
|
|
id = self.resultPlace.id;
|
|
} else {
|
|
Ox.forEach(self.places, function(place) {
|
|
if (place.selected) {
|
|
id = place.id;
|
|
return false;
|
|
}
|
|
});
|
|
}
|
|
return id;
|
|
}
|
|
|
|
function getSelectedPlace() {
|
|
return self.options.selected ?
|
|
getPlaceById(self.options.selected) : null;
|
|
}
|
|
|
|
function initMap() {
|
|
|
|
getMapBounds(function(mapBounds) {
|
|
|
|
Ox.print('init', mapBounds.getSouthWest(), mapBounds.getNorthEast(), mapBounds.getCenter())
|
|
|
|
updateFormElements();
|
|
|
|
self.elevationService = new google.maps.ElevationService();
|
|
self.geocoder = new google.maps.Geocoder();
|
|
self.maxZoomService = new google.maps.MaxZoomService();
|
|
|
|
self.center = mapBounds ? mapBounds.getCenter() : new google.maps.LatLng(0, 0);
|
|
self.zoom = 1; // fixme: should depend on height
|
|
that.map = self.map = new google.maps.Map(self.$map.$element[0], {
|
|
center: self.center,
|
|
disableDefaultUI: true,
|
|
disableDoubleClickZoom: true,
|
|
mapTypeId: google.maps.MapTypeId[getMapType()],
|
|
zoom: self.zoom
|
|
});
|
|
google.maps.event.addListener(self.map, 'bounds_changed', boundsChanged);
|
|
google.maps.event.addListener(self.map, 'center_changed', centerChanged);
|
|
google.maps.event.addListener(self.map, 'click', clickMap);
|
|
google.maps.event.addListener(self.map, 'idle', mapChanged);
|
|
google.maps.event.addListener(self.map, 'zoom_changed', zoomChanged);
|
|
google.maps.event.addListenerOnce(self.map, 'tilesloaded', tilesLoaded);
|
|
mapBounds && self.map.fitBounds(mapBounds);
|
|
|
|
self.places = [];
|
|
if (!self.isAsync) {
|
|
self.options.places.forEach(function(place, i) {
|
|
self.places[i] = new Ox.MapPlace(Ox.extend({
|
|
map: that
|
|
}, place));
|
|
});
|
|
}
|
|
google.maps.event.trigger(self.map, 'resize');
|
|
//that.gainFocus();
|
|
that.triggerEvent('load');
|
|
|
|
});
|
|
|
|
function tilesLoaded() {
|
|
// fixme: can add earlier, use don't replace map contents option
|
|
Ox.forEach(self.$navigationButtons, function(button) {
|
|
button.appendTo(self.$map);
|
|
});
|
|
self.$scaleLabel.appendTo(self.$map);
|
|
}
|
|
}
|
|
|
|
function mapChanged() {
|
|
// gets called after panning or zooming
|
|
Ox.print('mapChanged');
|
|
var bounds;
|
|
if (self.boundsChanged) {
|
|
bounds = self.map.getBounds();
|
|
if (!self.isAsync) {
|
|
self.places.sort(function(a, b) {
|
|
var sort = {
|
|
a: a.selected ? Infinity :
|
|
bounds.contains(a.center) ? a.area : -Infinity,
|
|
b: b.selected ? Infinity :
|
|
bounds.contains(b.center) ? b.area : -Infinity,
|
|
};
|
|
return sort.b - sort.a;
|
|
}).forEach(function(place, i) {
|
|
if (i < self.options.maxMarkers && !place.visible) {
|
|
place.add();
|
|
} else if (i >= self.options.maxMarkers && place.visible) {
|
|
place.remove();
|
|
}
|
|
});
|
|
} else {
|
|
self.options.places({
|
|
area: {
|
|
south: bounds.getSouthWest().lat(),
|
|
west: bounds.getSouthWest().lng(),
|
|
north: bounds.getNorthEast().lat(),
|
|
east: bounds.getNorthEast().lng()
|
|
},
|
|
range: [0, self.options.maxMarkers],
|
|
sort: [{key: 'area', operator: '+'}],
|
|
}, function(result) {
|
|
var ids = [];
|
|
result.data.items.forEach(function(item, i) {
|
|
var place = getPlaceById(item.id);
|
|
if (!place) {
|
|
self.places.push(
|
|
new Ox.MapPlace(Ox.extend({
|
|
map: that
|
|
}, item)).add()
|
|
);
|
|
} else if (!place.visible) {
|
|
place.add();
|
|
}
|
|
ids.push(item.id);
|
|
});
|
|
self.places.forEach(function(place) {
|
|
if (
|
|
!place.selected && place.visible
|
|
&& ids.indexOf(place.id) == -1
|
|
) {
|
|
place.remove();
|
|
}
|
|
});
|
|
});
|
|
}
|
|
self.boundsChanged = false;
|
|
}
|
|
if (self.centerChanged) {
|
|
getMaxZoom(function(zoom) {
|
|
if (zoom && zoom != self.maxZoom) {
|
|
self.maxZoom = zoom;
|
|
if (self.map.getZoom() > zoom) {
|
|
self.map.setZoom(zoom);
|
|
}
|
|
constructZoomInput();
|
|
}
|
|
});
|
|
self.centerChanged = false;
|
|
}
|
|
if (self.zoomChanged) {
|
|
self.zoomChanged = false;
|
|
}
|
|
}
|
|
|
|
function pan(x, y) {
|
|
self.map.panBy(x * self.$map.width() / 2, y * self.$map.height() / 2);
|
|
};
|
|
|
|
function parseGeodata(data) {
|
|
var bounds = data.geometry.bounds || data.geometry.viewport,
|
|
place = {
|
|
components: data.address_components,
|
|
countryCode: getCountryCode(data.address_components),
|
|
east: bounds.getNorthEast().lng(),
|
|
editable: self.options.editable,
|
|
fullGeoname: getFullGeoname(data.address_components),
|
|
geoname: data.formatted_address,
|
|
id: '_' + Ox.uid(),
|
|
map: that,
|
|
name: data.formatted_address.split(', ')[0],
|
|
north: bounds.getNorthEast().lat(),
|
|
south: bounds.getSouthWest().lat(),
|
|
types: data.types.map(function(type) {
|
|
return Ox.toTitleCase(type.replace(/_/g, ' '));
|
|
}),
|
|
west: bounds.getSouthWest().lng()
|
|
};
|
|
function getCountryCode(components) {
|
|
countryCode = '';
|
|
Ox.forEach(components, function(component) {
|
|
if (component.types.indexOf('country') > -1) {
|
|
countryCode = component.short_name;
|
|
return false;
|
|
}
|
|
});
|
|
return countryCode;
|
|
}
|
|
function getFullGeoname(components) {
|
|
var country = false;
|
|
return components.map(function(component, i) {
|
|
var name = component.long_name;
|
|
if (i && components[i - 1].types.indexOf('country') > -1) {
|
|
country = true;
|
|
}
|
|
return !country && (
|
|
i == 0 || name != components[i - 1].long_name
|
|
) ? name : null;
|
|
}).join(', ')
|
|
}
|
|
return place;
|
|
}
|
|
|
|
function pressEnter() {
|
|
var place = getSelectedPlace();
|
|
if (place) {
|
|
if (place.editing) {
|
|
place.submit();
|
|
} else {
|
|
place.edit();
|
|
}
|
|
} else if (self.resultPlace) {
|
|
selectPlace(self.resultPlace.id)
|
|
}
|
|
}
|
|
|
|
function pressEscape() {
|
|
var place = getSelectedPlace();
|
|
if (place) {
|
|
if (place.editing) {
|
|
place.cancel();
|
|
} else {
|
|
selectPlace(null);
|
|
}
|
|
} else if (self.resultPlace) {
|
|
self.resultPlace.remove();
|
|
self.resultPlace = null;
|
|
}
|
|
}
|
|
|
|
function removePlace() {
|
|
var place = getSelectedPlace();
|
|
place.id = '_' + place.id;
|
|
self.options.selected = place.id;
|
|
//Ox.print('removePlace', Ox.getObjectById(self.places, place.id))
|
|
self.places.splice(Ox.getPositionById(self.places, place.id), 1);
|
|
self.resultPlace && self.resultPlace.remove();
|
|
self.resultPlace = place;
|
|
place.marker.update();
|
|
}
|
|
|
|
function reset() {
|
|
//Ox.print(self.map.getZoom(), self.zoom);
|
|
self.map.getZoom() == self.zoom ?
|
|
self.map.panTo(self.center) :
|
|
self.map.fitBounds(self.bounds);
|
|
}
|
|
|
|
function resizeMap() {
|
|
/*
|
|
Ox.print('resizeMap', self.options.width, self.options.height);
|
|
var center = self.map.getCenter();
|
|
self.mapHeight = getMapHeight();
|
|
self.minZoom = getMinZoom();
|
|
that.css({
|
|
height: self.options.height + 'px',
|
|
width: self.options.width + 'px'
|
|
});
|
|
self.$map.css({
|
|
height: self.mapHeight + 'px',
|
|
width: self.options.width + 'px'
|
|
});
|
|
google.maps.event.trigger(self.map, 'resize');
|
|
self.map.setCenter(center);
|
|
*/
|
|
}
|
|
|
|
function selectPlace(id) {
|
|
// id can be null (deselect)
|
|
var place,
|
|
selected = getSelectedMarker();
|
|
Ox.print('Ox.Map selectPlace()', id, selected);
|
|
if (id != selected) {
|
|
place = getPlaceById(selected);
|
|
place && place.deselect();
|
|
if (id !== null) {
|
|
place = getPlaceById(id);
|
|
if (place) {
|
|
select();
|
|
} else {
|
|
// async && place doesn't exist yet
|
|
self.options.places({
|
|
query: {
|
|
key: 'id',
|
|
value: id,
|
|
operator: '^$'
|
|
}
|
|
}, function(results) {
|
|
place = new Ox.MapPlace(Ox.extend({
|
|
map: that
|
|
}, results.data.items[0])).add();
|
|
self.places.push(place);
|
|
select();
|
|
});
|
|
}
|
|
}
|
|
}
|
|
function select() {
|
|
place.select();
|
|
self.options.selected = id;
|
|
setStatus();
|
|
that.triggerEvent('selectplace', place);
|
|
}
|
|
};
|
|
|
|
function setScale() {
|
|
var metersPerPixel = getMetersPerPixel();
|
|
Ox.forEach(self.scaleMeters, function(meters) {
|
|
var scaleWidth = Math.round(meters / metersPerPixel);
|
|
if (scaleWidth <= self.options.width / 2 - 4) {
|
|
self.$scaleLabel
|
|
.options({
|
|
title: '\u2190 ' + (
|
|
meters > 1000 ? Ox.formatNumber(meters / 1000) + ' k' : meters + ' '
|
|
) + 'm \u2192'
|
|
})
|
|
.css({
|
|
width: (scaleWidth - 16) + 'px'
|
|
})
|
|
return false;
|
|
}
|
|
});
|
|
}
|
|
|
|
function setStatus() {
|
|
//Ox.print('setStatus()', self.options.selected)
|
|
var code, country, disabled, place, title;
|
|
if (self.options.statusbar) {
|
|
place = getSelectedPlace();
|
|
country = place ? Ox.getCountryByGeoname(place.geoname) : '';
|
|
code = country ? country.code : 'NTHH';
|
|
disabled = place && !place.editable;
|
|
if (place) {
|
|
title = place.id[0] == '_' ? 'Add Place' : 'Remove Place';
|
|
} else {
|
|
title = 'New Place';
|
|
}
|
|
self.$placeFlag.attr({
|
|
src: Ox.PATH + 'Ox.Geo/png/icons/16/' + code + '.png'
|
|
});
|
|
self.$placeNameInput.options({
|
|
disabled: disabled,
|
|
value: place ? place.name : ''
|
|
});
|
|
self.$placeGeonameInput.options({
|
|
disabled: disabled,
|
|
value: place ? place.geoname : ''
|
|
});
|
|
self.$placeButton.options({
|
|
disabled: disabled,
|
|
title: title
|
|
});
|
|
}
|
|
//Ox.print('STATUS DONE');
|
|
}
|
|
|
|
function submitFind(event, data) {
|
|
that.findPlace(data.value, function(place) {
|
|
setStatus(place);
|
|
});
|
|
}
|
|
|
|
function toggleLabels() {
|
|
self.options.showLabels = !self.options.showLabels
|
|
//Ox.print('toggle', getMapType())
|
|
self.map.setMapTypeId(google.maps.MapTypeId[getMapType()]);
|
|
/*
|
|
self.$labelsButton.options({
|
|
title: self.$labelsButton.options('title') == 'Show Labels' ?
|
|
'Hide Labels' : 'Show Labels'
|
|
});
|
|
*/
|
|
}
|
|
|
|
function triggerGeocodeEvent(data) {
|
|
// someone may want to cache google geocode data, so we fire an event.
|
|
// google puts functions like lat or lng on the objects' prototypes,
|
|
// so we create properly named properties, for json encoding
|
|
if (data.latLng) {
|
|
data.latLng = {
|
|
lat: data.latLng.lat(),
|
|
lng: data.latLng.lng()
|
|
}
|
|
}
|
|
data.results.forEach(function(result) {
|
|
['bounds', 'viewport'].forEach(function(key) {
|
|
if (result.geometry[key]) {
|
|
result.geometry[key] = {
|
|
northEast: {
|
|
lat: result.geometry[key].getNorthEast().lat(),
|
|
lng: result.geometry[key].getNorthEast().lng()
|
|
},
|
|
southWest: {
|
|
lat: result.geometry[key].getSouthWest().lat(),
|
|
lng: result.geometry[key].getSouthWest().lng()
|
|
}
|
|
}
|
|
}
|
|
});
|
|
if (result.geometry.location) {
|
|
result.geometry.location = {
|
|
lat: result.geometry.location.lat(),
|
|
lng: result.geometry.location.lng()
|
|
}
|
|
}
|
|
});
|
|
that.triggerEvent('geocode', data);
|
|
}
|
|
|
|
function undo() {
|
|
Ox.print('Map undo')
|
|
var place = getSelectedPlace();
|
|
place.editing && place.undo();
|
|
}
|
|
|
|
function updateFormElements() {
|
|
var width = that.width();
|
|
self.$zoomInput && constructZoomInput();
|
|
if (self.options.statusbar) {
|
|
self.$placeNameInput.options({
|
|
width: Math.floor((width - 132) / 2)
|
|
});
|
|
self.$placeGeonameInput.options({
|
|
width: Math.ceil((width - 132) / 2)
|
|
});
|
|
}
|
|
}
|
|
|
|
function zoom(z) {
|
|
self.map.setZoom(self.map.getZoom() + z);
|
|
}
|
|
|
|
function zoomChanged() {
|
|
var zoom = self.map.getZoom();
|
|
if (zoom < self.minZoom) {
|
|
self.map.setZoom(self.minZoom);
|
|
} else if (self.maxZoom && zoom > self.maxZoom) {
|
|
self.map.setZoom(self.maxZoom);
|
|
} else {
|
|
self.zoomChanged = true;
|
|
self.$zoomInput && self.$zoomInput.options({value: zoom});
|
|
that.triggerEvent('zoom', {
|
|
value: zoom
|
|
});
|
|
}
|
|
}
|
|
|
|
function zoomToPlace() {
|
|
Ox.print('zoomToPlace')
|
|
if (self.options.selected !== null) {
|
|
self.map.fitBounds(getPlaceById(self.options.selected).bounds);
|
|
}
|
|
}
|
|
|
|
self.setOption = function(key, value) {
|
|
/*if (key == 'height' || key == 'width') {
|
|
resizeMap();
|
|
} else */if (key == 'places') {
|
|
loadPlaces();
|
|
} else if (key == 'selected') {
|
|
selectPlace(value);
|
|
} else if (key == 'type') {
|
|
|
|
}
|
|
};
|
|
|
|
that.addPlace = function(data) {
|
|
addPlaceToPlaces(data);
|
|
};
|
|
|
|
that.getKey = function() {
|
|
var key = null;
|
|
if (self.shiftKey) {
|
|
key = 'shift'
|
|
} else if (self.metaKey) {
|
|
key = 'meta'
|
|
}
|
|
return key;
|
|
}
|
|
|
|
that.editPlace = function() {
|
|
getPlaceById(self.options.selected).edit();
|
|
return that;
|
|
}
|
|
|
|
that.findPlace = function(name, callback) {
|
|
getPlaceByName(name, function(place) {
|
|
if (place) {
|
|
addPlaceToMap(place);
|
|
self.map.fitBounds(place.bounds);
|
|
} else {
|
|
self.$findInput.addClass('OxError');
|
|
}
|
|
callback(place);
|
|
});
|
|
};
|
|
|
|
that.newPlace = function() {
|
|
addPlaceToMap();
|
|
};
|
|
|
|
that.panToPlace = function() {
|
|
Ox.print('panToPlace:', self.options.selected)
|
|
var place = getSelectedPlace();
|
|
place && self.map.panTo(place.center);
|
|
return that;
|
|
};
|
|
|
|
that.removePlace = function() {
|
|
// fixme: removePlaceFromPlaces() ?
|
|
removePlace();
|
|
return that;
|
|
};
|
|
|
|
that.resizeMap = function() {
|
|
|
|
/*
|
|
Ox.print('resizeMap', self.options.width, self.options.height);
|
|
var center = self.map.getCenter();
|
|
self.mapHeight = getMapHeight();
|
|
self.minZoom = getMinZoom();
|
|
that.css({
|
|
height: self.options.height + 'px',
|
|
width: self.options.width + 'px'
|
|
});
|
|
self.$map.css({
|
|
height: self.mapHeight + 'px',
|
|
width: self.options.width + 'px'
|
|
});
|
|
google.maps.event.trigger(self.map, 'resize');
|
|
self.map.setCenter(center);
|
|
*/
|
|
|
|
/*
|
|
Ox.print('Ox.Map.resizeMap()');
|
|
var center = self.map.getCenter();
|
|
self.options.height = that.$element.height();
|
|
self.options.width = that.$element.width();
|
|
Ox.print(self.options.width, self.options.height)
|
|
self.$map.css({
|
|
height: self.mapHeight + 'px',
|
|
width: self.options.width + 'px'
|
|
});
|
|
google.maps.event.trigger(self.map, 'resize');
|
|
self.map.setCenter(center);
|
|
self.options.zoombar && self.$zoomInput.options({
|
|
size: self.options.width
|
|
});
|
|
*/
|
|
updateFormElements();
|
|
google.maps.event.trigger(self.map, 'resize');
|
|
return that;
|
|
}
|
|
|
|
that.value = function(id, key, value) {
|
|
// fixme: should be like the corresponding List/TextList/etc value function
|
|
Ox.print('Map.value', id, key, value)
|
|
getPlaceById(id)[key] = value;
|
|
Ox.print('...', getPlaceById(id))
|
|
}
|
|
|
|
that.zoomToPlace = function() {
|
|
Ox.print('zoomToPlace')
|
|
var place = getSelectedPlace();
|
|
place && self.map.fitBounds(place.bounds);
|
|
return that;
|
|
};
|
|
|
|
that.zoom = function(value) {
|
|
zoom(value);
|
|
return that;
|
|
};
|
|
|
|
return that;
|
|
|
|
};
|