PTMagic/Monitor/wwwroot/assets/plugins/gmaps/lib/gmaps.native_extensions.js

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2018-05-22 10:11:50 +02:00
//==========================
// Polygon containsLatLng
// https://github.com/tparkin/Google-Maps-Point-in-Polygon
// Poygon getBounds extension - google-maps-extensions
// http://code.google.com/p/google-maps-extensions/source/browse/google.maps.Polygon.getBounds.js
if (!google.maps.Polygon.prototype.getBounds) {
google.maps.Polygon.prototype.getBounds = function(latLng) {
var bounds = new google.maps.LatLngBounds();
var paths = this.getPaths();
var path;
for (var p = 0; p < paths.getLength(); p++) {
path = paths.getAt(p);
for (var i = 0; i < path.getLength(); i++) {
bounds.extend(path.getAt(i));
}
}
return bounds;
};
}
if (!google.maps.Polygon.prototype.containsLatLng) {
// Polygon containsLatLng - method to determine if a latLng is within a polygon
google.maps.Polygon.prototype.containsLatLng = function(latLng) {
// Exclude points outside of bounds as there is no way they are in the poly
var bounds = this.getBounds();
if (bounds !== null && !bounds.contains(latLng)) {
return false;
}
// Raycast point in polygon method
var inPoly = false;
var numPaths = this.getPaths().getLength();
for (var p = 0; p < numPaths; p++) {
var path = this.getPaths().getAt(p);
var numPoints = path.getLength();
var j = numPoints - 1;
for (var i = 0; i < numPoints; i++) {
var vertex1 = path.getAt(i);
var vertex2 = path.getAt(j);
if (vertex1.lng() < latLng.lng() && vertex2.lng() >= latLng.lng() || vertex2.lng() < latLng.lng() && vertex1.lng() >= latLng.lng()) {
if (vertex1.lat() + (latLng.lng() - vertex1.lng()) / (vertex2.lng() - vertex1.lng()) * (vertex2.lat() - vertex1.lat()) < latLng.lat()) {
inPoly = !inPoly;
}
}
j = i;
}
}
return inPoly;
};
}
if (!google.maps.Circle.prototype.containsLatLng) {
google.maps.Circle.prototype.containsLatLng = function(latLng) {
if (google.maps.geometry) {
return google.maps.geometry.spherical.computeDistanceBetween(this.getCenter(), latLng) <= this.getRadius();
}
else {
return true;
}
};
}
google.maps.LatLngBounds.prototype.containsLatLng = function(latLng) {
return this.contains(latLng);
};
google.maps.Marker.prototype.setFences = function(fences) {
this.fences = fences;
};
google.maps.Marker.prototype.addFence = function(fence) {
this.fences.push(fence);
};
google.maps.Marker.prototype.getId = function() {
return this['__gm_id'];
};
//==========================
// Array indexOf
// https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Global_Objects/Array/indexOf
if (!Array.prototype.indexOf) {
Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) {
"use strict";
if (this == null) {
throw new TypeError();
}
var t = Object(this);
var len = t.length >>> 0;
if (len === 0) {
return -1;
}
var n = 0;
if (arguments.length > 1) {
n = Number(arguments[1]);
if (n != n) { // shortcut for verifying if it's NaN
n = 0;
} else if (n != 0 && n != Infinity && n != -Infinity) {
n = (n > 0 || -1) * Math.floor(Math.abs(n));
}
}
if (n >= len) {
return -1;
}
var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0);
for (; k < len; k++) {
if (k in t && t[k] === searchElement) {
return k;
}
}
return -1;
}
}