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ng-maps.js
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ng-maps.js
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angular.module('ngMaps', []);;angular.module('ngMaps')
.directive('circles', [function() {
return {
restrict: 'E',
scope: {
geometries: '=', // array [{}, {}]
events: '=', // object {event:function(), event:function()}
visible: '=', // boolean
options: '=', // function() { return {} }
opacity: '=', // int <= 100
properties: '='
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
// Set map
var map = parent.getMap();
// List of circles
var circles = [];
var properties = $scope.properties ? $scope.properties : [];
// Watch for changes in visibility
$scope.$watch('visible', function() {
angular.forEach(circles, function(c) {
c.setVisible($scope.visible)
})
})
// Watch for changes in options
$scope.$watch('options', function() {
angular.forEach(circles, function(c, i) {
c.setOptions($scope.options(c, properties, map, i));
})
})
// Watch for changes in data
$scope.$watch('geometries', function() {
newData();
})
// Watch for changes in opacity
$scope.$watch('opacity', function() {
if ($scope.opacity) {
angular.forEach(circles, function(c) {
c.setOptions({fillOpacity: $scope.opacity / 100});
});
}
});
// Make a new collection of circles
var newData = function() {
// Remove each object from map
angular.forEach(circles, function(c){
c.setMap(null);
})
// Delete objects
circles = [];
// Create new objects
angular.forEach($scope.geometries, function(c, i) {
var opts = $scope.options ? $scope.options(c, properties, map, i) : {};
opts.center = new google.maps.LatLng(c.center[0], c.center[1]);
opts.radius = c.radius;
opts.map = map;
var circle = new google.maps.Circle(opts);
circles.push(circle)
angular.forEach($scope.events, function(val, key) {
google.maps.event.addListener(circle, key, function(e) {
val(e, this, circles, i);
});
});
})
}
});
}
};
}]);// TODO
// add a watch on visible
// figure out how to evaluate angular in the innerHTML
// http://stackoverflow.com/questions/18776818/angularjs-ng-click-inside-of-google-maps-infowindow
angular.module('ngMaps')
.directive('control', ['$compile', function($compile) {
return {
restrict: 'E',
scope: {
position: '@', // string, camelcase i.e. topLeft, rightBottom
visible: '=' // boolean
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
var map = parent.getMap();
// parse position attribute i.e. "topRight" to "TOP_RIGHT"
var position = $scope.position.split(/(?=[A-Z])/).join("_").toUpperCase();
$scope.$watch(function() {
$element[0].style.display = "none"; // important: without this the HTML content won't display
return $element[0].innerHTML;
}, function() {
var content = $element.html();
var compiled = $compile($element.html())($scope.$parent.$parent);
var controlDiv = document.createElement('div');
map.controls[google.maps.ControlPosition[position]].pop();
if ($scope.visible !== false) { controlDiv.innerHTML = content }
map.controls[google.maps.ControlPosition[position]].push(compiled[0]);
});
});
}
};
}]);;angular.module('ngMaps')
.directive('geopoints', ['$http', function($http) {
return {
restrict: 'E',
scope: {
url: '=', // string
events: '=', // object {event:function(), event:function()}
visible: '=', // boolean
options: '=', // function() { return {} }
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
var map = parent.getMap();
var markers = [];
// If the options changes restyle each element
$scope.$watch(function() {
return $scope.options;
}, function() {
angular.forEach(markers, function(m, i) {
marker.setOptions($scope.options(m.geometry, m.properties, map, i));
});
});
// If visibility changes rerender visibility
$scope.$watch(function() {
return $scope.visible;
}, function() {
angular.forEach(markers, function(marker) {
marker.setVisible($scope.visible);
});
});
$scope.$watch(function() {
return $scope.url;
}, function() {
newData($scope.url);
});
var newData = function(url) {
// AJAX request to get GeoJSON
// The goal is to create an object that mimics a Google Map Data Layer
$http.get(url).success(function(data) {
angular.forEach(markers, function(m) {
m.setMap(null);
});
markers = [];
angular.forEach(data.features, function(m, i) {
var opts = $scope.options ? $scope.options(m.geometry, m.properties, map, i) : {};
// Initial options since markers require a map and position
opts.position = new google.maps.LatLng(m.geometry.coordinates[1], m.geometry.coordinates[0]);
opts.visible = $scope.visible;
opts.map = map;
// Create the marker
var marker = new google.maps.Marker(opts);
// Assign properties to marker
marker.properties = m.properties;
// Assign geometry to marker
marker.geometry = m.geometry;
// Helper function so multimarkers' API matches data layer
marker.getProperty = function(p) {
return this.properties[p];
};
// Add marker to list of markers
markers.push(marker);
// For each event, add a listener. Also provides access to the map and parent scope
angular.forEach($scope.events, function(val, key) {
google.maps.event.addListener(marker, key, function(e) {
val(e, marker, map, markers);
});
});
});
});
};
});
}
};
}]);;angular.module('ngMaps')
.directive('geopolygons', ['$http', function($http) {
return {
restrict: 'E',
scope: {
url: '=', // string
events: '=', // object {event:function(), event:function()}
options: '=', // function() { return {} }
visible: '=', // boolean
opacity: '=' // int <= 100
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
// Get the map
var map = parent.getMap();
// Array of all polygons
var polygons = [];
// Watch options
$scope.$watch('options', function() {
angular.forEach(polygons, function(p, i) {
var opts = $scope.options ? $scope.options(p.geometry, p.properties, map, i) : {};
opts.fillOpacity = $scope.opacity ? $scope.opacity/100 : 1;
p.setOptions(opts);
});
});
// Watch opacity
$scope.$watch('opacity', function() {
if($scope.opacity) {
angular.forEach(polygons, function(p) {
p.setOptions({fillOpacity: $scope.opacity / 100});
});
}
});
$scope.$watch('visible', function() {
angular.forEach(polygons, function(p) {
p.setVisible($scope.visible);
});
});
// When the URL changes, make new polygons
$scope.$watch('url', function() {
newData($scope.url);
});
// Takes a polygon or multipolygon and adds additional funtionality
function PolygonCollection(p, i) {
this.type = p.geometry.type;
this.properties = p.properties;
this.setOptions = function(o) {
angular.forEach(polygons, function(p) {
p.setOptions(o);
});
};
this.setVisible = function(o) {
angular.forEach(polygons, function(p) {
p.setVisible(o);
});
};
this.getMap = function(o) {
angular.forEach(polygons, function(p) {
p.getMap(o);
});
};
// All of the polygon objects in this collection
var polygons = [];
var opts = $scope.options ? $scope.options(p.geometry, p.properties, i, map) : {};
opts.fillOpacity = $scope.opacity ? $scope.opacity/100 : 1;
if (this.type === "MultiPolygon") {
angular.forEach(p.geometry.coordinates, function(c) {
angular.forEach(c, function(c2) {
// Each c2 is a single polygon
var coords = [];
// Create google map latlngs
angular.forEach(c2, function(c3) {
coords.push(new google.maps.LatLng(c3[1], c3[0]))
});
// New polygon
var polygon = new google.maps.Polygon({
paths: coords
});
// Set options and map
polygon.setOptions(opts);
polygon.setMap(map);
// Add to polygon array
polygons.push(polygon);
});
});
} else { // Normal polygon
var coords = [];
angular.forEach(p.geometry.coordinates, function(c) {
// Create google map latlngs
angular.forEach(c, function(c2) {
coords.push(new google.maps.LatLng(c2[1], c2[0]))
});
});
// New polygon
var polygon = new google.maps.Polygon({
paths: coords
});
// Set options and map
polygon.setOptions(opts);
polygon.setMap(map);
// Add to polygon array
polygons.push(polygon);
}
this.polygons = polygons;
};
var newData = function(url) {
// Fetch the data
$http.get(url).success(function(data) {
// Remove each existing polygon from the map
angular.forEach(polygons, function(p) {
p.setMap(null);
});
// Reset polygon array
polygons = [];
// For each poly OR multipoly,
angular.forEach(data.features, function(p, i) {
var PC = new PolygonCollection(p, i);
polygons.push(PC);
angular.forEach(PC.polygons, function(polygon) {
angular.forEach($scope.events, function(val, key) {
google.maps.event.addListener(polygon, key, function(e) {
val(e, PC, map, polygons);
});
});
})
});
});
};
});
}
};
}]);;angular.module('ngMaps')
.directive('infowindow', ['$compile', function($compile) {
return {
restrict: 'E',
scope: {
options: '=',
position: '=', // string, camelcase i.e. topLeft, rightBottom
visible: '=',
events: '='
},
require: '^map',
compile: function(tElement, tAttrs) {
return function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
var map = parent.getMap();
var opts = $scope.options? $scope.options() : {};
var infowindow = new google.maps.InfoWindow(opts);
$scope.$watch(function() {
$element[0].style.display = "none";
return $element[0].innerHTML + $scope.position;
}, function(oldVal, newVal) {
var pos;
if ($scope.position.constructor === Array) {
pos = new google.maps.LatLng($scope.position[0], $scope.position[1]);
} else {
pos = $scope.position;
}
// TODO: event handling
var content = $element.html();
var compiled = $compile($element.html())($scope.$parent.$parent);
infowindow.setContent(compiled[0]);
infowindow.setPosition(pos);
infowindow.open(map);
});
});
};
}
};
}]);;angular.module('ngMaps')
.directive('map', [function() {
return {
restrict: 'AE',
scope: {
center: '=', // array [lat, lng]
zoom: '=', // int
events: '=', // object {event:function(), event:function()}
options: '=', // function() { return {} }
},
controller: function($scope) {
// This function allows child directives to access the map
this.getMap = function() {
return $scope.map;
};
},
transclude: true,
link: function($scope, elem, attrs) {
var center = $scope.center;
var options = $scope.options? $scope.options() : {};
var latitude = center ? center[0] : 47.6;
var longitude = center ? center[1] : -122.3;
options.center = new google.maps.LatLng(latitude, longitude);
if ($scope.zoom) {
options.zoom = $scope.zoom;
} else if (!options.zoom) {
options.zoom = 6; // default
}
// Create div for the map to be drawn in which inherits the parent classes
var t1 = document.createElement('div');
t1.className = attrs.class;
elem.append(t1);
var map = new google.maps.Map(t1, options);
// For each event, add a listener. Also provides access to the map
angular.forEach($scope.events, function(val, key) {
google.maps.event.addListener(map, key, function(e) {
val(e, map);
});
});
$scope.map = map;
}
};
}]);
;angular.module('ngMaps')
.directive('marker', [function() {
return {
restrict: 'E',
scope: {
position: '=', // array [lat, lng]
options: '=', // function() { return {} }
events: '=', // object {event:function(), event:function()}
lat: '=', // float
lng: '=', // float
decimals: '=' // Int
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
var map = parent.getMap();
var decimals = $scope.decimals;
var opts = $scope.options? $scope.options() : {};
var round = function(val) {
if (decimals || decimals === 0) {
return Math.round(Math.pow(10, decimals) * val) / Math.pow(10, decimals);
} else {
return val;
}
};
var curPosition = function() {
if ($scope.position) {
return new google.maps.LatLng($scope.position[0], $scope.position[1]);
} else if ($scope.lat && $scope.lng) {
return new google.maps.LatLng($scope.lat, $scope.lng);
}
};
opts.position = curPosition();
opts.map = map;
var marker = new google.maps.Marker(opts);
// For each event, add a listener. Also provides access to the map and parent scope
angular.forEach($scope.events, function(val, key) {
google.maps.event.addListener(marker, key, function(e) {
val(e, marker, map);
});
});
// Watch for changes in position and move marker when they happen
$scope.$watch('[position, lat, lng]', function() {
marker.setPosition(curPosition());
}, true);
// When the marker is dragged, update the scope with its new position
google.maps.event.addListener(marker, "drag", function() {
$scope.$apply(function() {
var lat = round(marker.getPosition().lat());
var lng = round(marker.getPosition().lng());
if ($scope.position) {
$scope.position = [lat, lng];
} else if ($scope.lat && $scope.lng) {
$scope.lat = lat;
$scope.lng = lng;
}
});
});
});
}
};
}]);;angular.module('ngMaps')
.directive('overlay', [function() {
//TODO add events
return {
restrict: 'E',
scope: {
url: '=', // String, path to image
events: '=',
opacity: '=', // 0 <= Int <= 100
options: '=',
bounds: '=', // Array of SW, NE OR Google bounds object
visible: '=' // Boolean
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
var map = parent.getMap();
function isFloat(n) {
return n === +n && n !== (n || 0);
}
var parseOpacity = function() {
if (isFloat($scope.opacity)) {
return $scope.opacity;
} else {
return parseFloat($scope.opacity);
}
};
var deleteOverlay = function() {
if (overlay) {
overlay.setMap(null);
overlay = null;
}
};
var newOverlay = function() {
// Remove previous overlay
deleteOverlay();
var bounds;
if ($scope.bounds.constructor === Object) {
var SW = new google.maps.LatLng($scope.bounds.SW[0], $scope.bounds.SW[1]);
var NE = new google.maps.LatLng($scope.bounds.NE[0], $scope.bounds.NE[1]);
bounds = new google.maps.LatLngBounds(SW,NE);
} else {
bounds = $scope.bounds;
}
var opts = $scope.options? $scope.options() : {};
// Make new overlay
var overlay = new google.maps.GroundOverlay($scope.url, bounds, opts);
// Set opacity
overlay.setOpacity(parseOpacity() / 100);
// Set visible
if ($scope.visible !== false) {
overlay.setMap(map);
} else {
overlay.setMap(null);
}
return overlay;
};
var overlay = newOverlay();
$scope.$watch('url + bounds', function() {
overlay = newOverlay();
});
$scope.$watch('opacity', function() {
overlay.setOpacity(parseOpacity() / 100);
});
$scope.$watch('visible', function() {
if ($scope.visible !== false) {
overlay.setMap(map);
} else {
overlay.setMap(null);
}
});
});
}
};
}]);;angular.module('ngMaps')
.directive('points', [function() {
return {
restrict: 'E',
scope: {
coords: '=', // array []
options: '=', // function() { return {} }
properties: '=', // array [{}, {}]
events: '=', // object {event:function(), event:function()}
visible: '=', // boolean
decimals: '=' // int
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
var map = parent.getMap();
var points = [];
var properties = $scope.properties ? $scope.properties : [];
var round = function(val) {
if ($scope.decimals || $scope.decimals === 0) {
return Math.round(Math.pow(10, $scope.decimals) * val) / Math.pow(10, $scope.decimals);
} else {
return val;
}
};
$scope.$watch('coords', function() {
newCoords($scope.coords);
});
$scope.$watch('visible', function() {
angular.forEach(points, function(c) {
c.setVisible($scope.visible);
});
});
$scope.$watch('options', function() {
angular.forEach(points, function(c, i) {
c.setOptions($scope.options(c, properties, map, i));
});
});
var newCoords = function(coords) {
angular.forEach(points, function(p) {
p.setMap(null);
});
points = [];
angular.forEach(coords, function(c, i) {
var opts = $scope.options ? $scope.options(c, properties, i, map) : {};
opts.position = new google.maps.LatLng(c[0], c[1]);
opts.map = map;
var point = new google.maps.Marker(opts);
angular.forEach($scope.events, function(val, key) {
google.maps.event.addListener(point, key, function(e) {
val(e, this, map, points);
});
});
google.maps.event.addListener(point, "drag", function() {
$scope.$apply(function() {
var lat = round(point.getPosition().lat());
var lng = round(point.getPosition().lng());
$scope.coords[i] = [lat, lng];
});
});
points.push(point);
});
};
});
}
};
}]);;angular.module('ngMaps')
.directive('polygons', [function() {
return {
restrict: 'E',
scope: {
coords: '=', // array TODO change this to bounds
options: '=', // function() { return {} }
properties: '=', // array [{}, {}]
opacity: '=', // int
events: '=',
visible: '=' // boolean
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
// Get the map
var map = parent.getMap();
// Array of all polygons
var polygons = [];
var properties = $scope.properties ? $scope.properties : [];
// Watch options
$scope.$watch('options', function() {
angular.forEach(polygons, function(p) {
var opts = $scope.options ? $scope.options(p, properties, i, map) : {};
opts.fillOpacity = $scope.opacity ? $scope.opacity/100 : 1;
p.setOptions(opts);
});
});
// Watch opacity
$scope.$watch('opacity', function() {
angular.forEach(polygons, function(p) {
p.setOptions({fillOpacity: $scope.opacity / 100});
});
});
$scope.$watch('visible', function() {
angular.forEach(polygons, function(p) {
p.setVisible($scope.visible);
});
});
// When the coords changes, make new polygons
$scope.$watch('coords', function() {
newData($scope.coords);
});
var newData = function(coords) {
// Remove each existing polygon from the map
angular.forEach(polygons, function(p) {
p.setMap(null);
});
// Reset polygon array
polygons = [];
angular.forEach(coords, function(c, i) {
// create polygon options with set opacity
var opts = $scope.options ? $scope.options(c, properties, map, i) : {};
opts.fillOpacity = $scope.opacity ? $scope.opacity/100 : 1;
opts.path = [];
opts.map = map;
// Express each coordinate pair as a google maps object
for (var j = 0; j < c.length; j++) {
for (var k = 0; k < c[j].length; k++) {
opts.path.push(new google.maps.LatLng(c[j][k][0], c[j][k][1]));
}
}
// Create a new polygon
var polygon = new google.maps.Polygon(opts);
// Assign properties to polygon for some use
if($scope.properties) {
polygon.properties = $scope.properties[i];
}
// Helper function so multimarkers' API matches data layer
// Do I really need this?
polygon.getProperty = function(p) {
return this.properties[p];
};
// Add to polygons array
polygons.push(polygon);
// For each event, add a listener. Also provides access to the map and parent scope
// For some reason, the val function requires "this" instead of "polygon"
angular.forEach($scope.events, function(val, key) {
google.maps.event.addListener(polygon, key, function(e) {
val(e, this, map, polygons);
});
});
});
};
});
}
};
}]);
;angular.module('ngMaps')
.directive('polylines', [function() {
return {
restrict: 'E',
scope: {
coords: '=', // array [[[lat, lng]]]
options: '=', // function() { return {} }
visible: '=' // boolean
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
var map = parent.getMap();
var properties = $scope.properties ? $scope.properties : [];
var lines = [];
$scope.$watch('coords', function() {
newData($scope.coords);
});
$scope.$watch('visible', function() {
angular.forEach(lines, function(l) {
l.setVisible($scope.visible);
});
});
$scope.$watch('options', function() {
angular.forEach(lines, function(l, i) {
l.setOptions($scope.options(l, properties, map, i))
});
});
var newData = function(coords) {
angular.forEach(lines, function(l) {
l.setMap(null);
});
lines = [];
// loop through each array of array of coordinates
angular.forEach(coords, function(l, i) {
var opts = $scope.options ? $scope.options(l, properties, map, i) : {};
opts.path = [];
// loop through each array of coordinates
angular.forEach(l, function(c) {
opts.path.push(new google.maps.LatLng(c[0], c[1]));
});
opts.map = map;
var polyline = new google.maps.Polyline(opts);
lines.push(polyline);
angular.forEach($scope.events, function(val, key) {
google.maps.event.addListener(polyline, key, function(e) {
val(e, this, map, lines);
});
});
});
};
});
}
};
}]);;angular.module('ngMaps')
.directive('rectangles', ['$rootScope', function($rootScope) {
return {
restrict: 'E',
scope: {
bounds: '=', // [ [ [[SW]],[[NE]] ] ] OR google maps LatLngBounds
events: '=', // object {event:function(), event:function()}
visible: '=', // boolean
options: '=', // function() { return {} }
opacity: '=', // int
decimals: '=' // int
},
require: '^map',
link: function($scope, $element, $attrs, parent) {
$scope.$watch(function() {
parent.getMap();
}, function() {
// Set map
var map = parent.getMap();
var properties = $scope.properties ? $scope.properties : [];
// List of circles
var rectangles = [];
var decimals = $scope.decimals;
var round = function(val) {