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/*
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OpenLayers.js -- OpenLayers Map Viewer Library
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Copyright (c) 2006-2013 by OpenLayers Contributors
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Published under the 2-clause BSD license.
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See http://openlayers.org/dev/license.txt for the full text of the license, and http://openlayers.org/dev/authors.txt for full list of contributors.
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Includes compressed code under the following licenses:
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(For uncompressed versions of the code used, please see the
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OpenLayers Github repository: <https://github.com/openlayers/openlayers>)
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*/
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/**
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* Contains XMLHttpRequest.js <http://code.google.com/p/xmlhttprequest/>
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* Copyright 2007 Sergey Ilinsky (http://www.ilinsky.com)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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*/
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/**
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* OpenLayers.Util.pagePosition is based on Yahoo's getXY method, which is
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* Copyright (c) 2006, Yahoo! Inc.
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* All rights reserved.
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*
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* Redistribution and use of this software in source and binary forms, with or
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* without modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* * Neither the name of Yahoo! Inc. nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission of Yahoo! Inc.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/* ======================================================================
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OpenLayers/SingleFile.js
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====================================================================== */
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/* Copyright (c) 2006-2013 by OpenLayers Contributors (see authors.txt for
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* full list of contributors). Published under the 2-clause BSD license.
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* See license.txt in the OpenLayers distribution or repository for the
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* full text of the license. */
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var OpenLayers = {
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/**
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* Constant: VERSION_NUMBER
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*/
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VERSION_NUMBER: "Release 2.13.1",
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/**
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* Constant: singleFile
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* TODO: remove this in 3.0 when we stop supporting build profiles that
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* include OpenLayers.js
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*/
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singleFile: true,
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/**
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* Method: _getScriptLocation
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* Return the path to this script. This is also implemented in
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* OpenLayers.js
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*
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* Returns:
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* {String} Path to this script
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*/
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_getScriptLocation: (function() {
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var r = new RegExp("(^|(.*?\\/))(OpenLayers[^\\/]*?\\.js)(\\?|$)"),
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s = document.getElementsByTagName('script'),
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src, m, l = "";
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for(var i=0, len=s.length; i<len; i++) {
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src = s[i].getAttribute('src');
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if(src) {
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m = src.match(r);
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if(m) {
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l = m[1];
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break;
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}
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}
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}
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return (function() { return l; });
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})(),
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/**
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* Property: ImgPath
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* {String} Set this to the path where control images are stored, a path
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* given here must end with a slash. If set to '' (which is the default)
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* OpenLayers will use its script location + "img/".
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*
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* You will need to set this property when you have a singlefile build of
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* OpenLayers that either is not named "OpenLayers.js" or if you move
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* the file in a way such that the image directory cannot be derived from
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* the script location.
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*
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* If your custom OpenLayers build is named "my-custom-ol.js" and the images
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* of OpenLayers are in a folder "/resources/external/images/ol" a correct
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* way of including OpenLayers in your HTML would be:
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*
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* (code)
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* <script src="/path/to/my-custom-ol.js" type="text/javascript"></script>
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* <script type="text/javascript">
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* // tell OpenLayers where the control images are
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* // remember the trailing slash
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* OpenLayers.ImgPath = "/resources/external/images/ol/";
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* </script>
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* (end code)
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*
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* Please remember that when your OpenLayers script is not named
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* "OpenLayers.js" you will have to make sure that the default theme is
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* loaded into the page by including an appropriate <link>-tag,
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* e.g.:
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*
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* (code)
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* <link rel="stylesheet" href="/path/to/default/style.css" type="text/css">
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* (end code)
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*/
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ImgPath : ''
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};
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/* ======================================================================
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OpenLayers/BaseTypes/Class.js
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====================================================================== */
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/* Copyright (c) 2006-2013 by OpenLayers Contributors (see authors.txt for
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* full list of contributors). Published under the 2-clause BSD license.
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* See license.txt in the OpenLayers distribution or repository for the
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* full text of the license. */
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/**
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* @requires OpenLayers/SingleFile.js
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*/
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/**
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* Constructor: OpenLayers.Class
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* Base class used to construct all other classes. Includes support for
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* multiple inheritance.
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*
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* This constructor is new in OpenLayers 2.5. At OpenLayers 3.0, the old
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* syntax for creating classes and dealing with inheritance
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* will be removed.
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*
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* To create a new OpenLayers-style class, use the following syntax:
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* (code)
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* var MyClass = OpenLayers.Class(prototype);
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* (end)
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*
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* To create a new OpenLayers-style class with multiple inheritance, use the
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* following syntax:
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* (code)
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* var MyClass = OpenLayers.Class(Class1, Class2, prototype);
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* (end)
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*
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* Note that instanceof reflection will only reveal Class1 as superclass.
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*
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*/
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OpenLayers.Class = function() {
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var len = arguments.length;
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var P = arguments[0];
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var F = arguments[len-1];
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var C = typeof F.initialize == "function" ?
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F.initialize :
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function(){ P.prototype.initialize.apply(this, arguments); };
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if (len > 1) {
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var newArgs = [C, P].concat(
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Array.prototype.slice.call(arguments).slice(1, len-1), F);
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OpenLayers.inherit.apply(null, newArgs);
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} else {
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C.prototype = F;
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}
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return C;
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};
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/**
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* Function: OpenLayers.inherit
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*
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* Parameters:
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* C - {Object} the class that inherits
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* P - {Object} the superclass to inherit from
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*
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* In addition to the mandatory C and P parameters, an arbitrary number of
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* objects can be passed, which will extend C.
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*/
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OpenLayers.inherit = function(C, P) {
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var F = function() {};
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F.prototype = P.prototype;
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C.prototype = new F;
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var i, l, o;
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for(i=2, l=arguments.length; i<l; i++) {
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o = arguments[i];
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if(typeof o === "function") {
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o = o.prototype;
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}
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OpenLayers.Util.extend(C.prototype, o);
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}
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};
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/**
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* APIFunction: extend
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* Copy all properties of a source object to a destination object. Modifies
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* the passed in destination object. Any properties on the source object
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* that are set to undefined will not be (re)set on the destination object.
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*
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* Parameters:
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* destination - {Object} The object that will be modified
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* source - {Object} The object with properties to be set on the destination
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*
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* Returns:
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* {Object} The destination object.
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*/
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OpenLayers.Util = OpenLayers.Util || {};
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OpenLayers.Util.extend = function(destination, source) {
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destination = destination || {};
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if (source) {
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for (var property in source) {
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var value = source[property];
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if (value !== undefined) {
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destination[property] = value;
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}
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}
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/**
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* IE doesn't include the toString property when iterating over an object's
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* properties with the for(property in object) syntax. Explicitly check if
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* the source has its own toString property.
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*/
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/*
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* FF/Windows < 2.0.0.13 reports "Illegal operation on WrappedNative
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* prototype object" when calling hawOwnProperty if the source object
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* is an instance of window.Event.
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*/
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var sourceIsEvt = typeof window.Event == "function"
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&& source instanceof window.Event;
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if (!sourceIsEvt
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&& source.hasOwnProperty && source.hasOwnProperty("toString")) {
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destination.toString = source.toString;
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}
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}
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return destination;
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};
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/* ======================================================================
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OpenLayers/BaseTypes.js
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====================================================================== */
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/* Copyright (c) 2006-2013 by OpenLayers Contributors (see authors.txt for
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* full list of contributors). Published under the 2-clause BSD license.
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* See license.txt in the OpenLayers distribution or repository for the
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* full text of the license. */
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/**
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* @requires OpenLayers/SingleFile.js
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*/
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/**
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* Header: OpenLayers Base Types
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* OpenLayers custom string, number and function functions are described here.
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*/
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/**
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* Namespace: OpenLayers.String
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* Contains convenience functions for string manipulation.
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*/
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OpenLayers.String = {
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/**
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* APIFunction: startsWith
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* Test whether a string starts with another string.
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*
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* Parameters:
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* str - {String} The string to test.
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* sub - {String} The substring to look for.
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*
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* Returns:
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* {Boolean} The first string starts with the second.
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*/
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startsWith: function(str, sub) {
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return (str.indexOf(sub) == 0);
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},
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/**
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* APIFunction: contains
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* Test whether a string contains another string.
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*
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* Parameters:
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* str - {String} The string to test.
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* sub - {String} The substring to look for.
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*
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* Returns:
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* {Boolean} The first string contains the second.
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*/
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contains: function(str, sub) {
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return (str.indexOf(sub) != -1);
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},
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/**
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* APIFunction: trim
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* Removes leading and trailing whitespace characters from a string.
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*
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* Parameters:
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* str - {String} The (potentially) space padded string. This string is not
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* modified.
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*
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* Returns:
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* {String} A trimmed version of the string with all leading and
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* trailing spaces removed.
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*/
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trim: function(str) {
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return str.replace(/^\s\s*/, '').replace(/\s\s*$/, '');
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},
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/**
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* APIFunction: camelize
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* Camel-case a hyphenated string.
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* Ex. "chicken-head" becomes "chickenHead", and
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* "-chicken-head" becomes "ChickenHead".
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*
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* Parameters:
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* str - {String} The string to be camelized. The original is not modified.
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*
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* Returns:
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* {String} The string, camelized
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*/
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camelize: function(str) {
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var oStringList = str.split('-');
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var camelizedString = oStringList[0];
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for (var i=1, len=oStringList.length; i<len; i++) {
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var s = oStringList[i];
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camelizedString += s.charAt(0).toUpperCase() + s.substring(1);
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}
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return camelizedString;
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},
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/**
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* APIFunction: format
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* Given a string with tokens in the form ${token}, return a string
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* with tokens replaced with properties from the given context
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* object. Represent a literal "${" by doubling it, e.g. "${${".
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*
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* Parameters:
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* template - {String} A string with tokens to be replaced. A template
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* has the form "literal ${token}" where the token will be replaced
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* by the value of context["token"].
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* context - {Object} An optional object with properties corresponding
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* to the tokens in the format string. If no context is sent, the
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* window object will be used.
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* args - {Array} Optional arguments to pass to any functions found in
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* the context. If a context property is a function, the token
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* will be replaced by the return from the function called with
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* these arguments.
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*
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* Returns:
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* {String} A string with tokens replaced from the context object.
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*/
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format: function(template, context, args) {
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if(!context) {
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context = window;
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}
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// Example matching:
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// str = ${foo.bar}
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// match = foo.bar
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var replacer = function(str, match) {
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var replacement;
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// Loop through all subs. Example: ${a.b.c}
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// 0 -> replacement = context[a];
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// 1 -> replacement = context[a][b];
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// 2 -> replacement = context[a][b][c];
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var subs = match.split(/\.+/);
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for (var i=0; i< subs.length; i++) {
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if (i == 0) {
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replacement = context;
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}
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if (replacement === undefined) {
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break;
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}
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replacement = replacement[subs[i]];
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}
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if(typeof replacement == "function") {
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replacement = args ?
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replacement.apply(null, args) :
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replacement();
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}
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// If replacement is undefined, return the string 'undefined'.
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// This is a workaround for a bugs in browsers not properly
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// dealing with non-participating groups in regular expressions:
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// http://blog.stevenlevithan.com/archives/npcg-javascript
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if (typeof replacement == 'undefined') {
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return 'undefined';
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} else {
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return replacement;
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}
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};
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return template.replace(OpenLayers.String.tokenRegEx, replacer);
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},
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/**
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* Property: tokenRegEx
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|
426 |
* Used to find tokens in a string.
|
|
427 |
* Examples: ${a}, ${a.b.c}, ${a-b}, ${5}
|
|
428 |
*/
|
|
429 |
tokenRegEx: /\$\{([\w.]+?)\}/g,
|
|
430 |
|
|
431 |
/**
|
|
432 |
* Property: numberRegEx
|
|
433 |
* Used to test strings as numbers.
|
|
434 |
*/
|
|
435 |
numberRegEx: /^([+-]?)(?=\d|\.\d)\d*(\.\d*)?([Ee]([+-]?\d+))?$/,
|
|
436 |
|
|
437 |
/**
|
|
438 |
* APIFunction: isNumeric
|
|
439 |
* Determine whether a string contains only a numeric value.
|
|
440 |
*
|
|
441 |
* Examples:
|
|
442 |
* (code)
|
|
443 |
* OpenLayers.String.isNumeric("6.02e23") // true
|
|
444 |
* OpenLayers.String.isNumeric("12 dozen") // false
|
|
445 |
* OpenLayers.String.isNumeric("4") // true
|
|
446 |
* OpenLayers.String.isNumeric(" 4 ") // false
|
|
447 |
* (end)
|
|
448 |
*
|
|
449 |
* Returns:
|
|
450 |
* {Boolean} String contains only a number.
|
|
451 |
*/
|
|
452 |
isNumeric: function(value) {
|
|
453 |
return OpenLayers.String.numberRegEx.test(value);
|
|
454 |
},
|
|
455 |
|
|
456 |
/**
|
|
457 |
* APIFunction: numericIf
|
|
458 |
* Converts a string that appears to be a numeric value into a number.
|
|
459 |
*
|
|
460 |
* Parameters:
|
|
461 |
* value - {String}
|
|
462 |
* trimWhitespace - {Boolean}
|
|
463 |
*
|
|
464 |
* Returns:
|
|
465 |
* {Number|String} a Number if the passed value is a number, a String
|
|
466 |
* otherwise.
|
|
467 |
*/
|
|
468 |
numericIf: function(value, trimWhitespace) {
|
|
469 |
var originalValue = value;
|
|
470 |
if (trimWhitespace === true && value != null && value.replace) {
|
|
471 |
value = value.replace(/^\s*|\s*$/g, "");
|
|
472 |
}
|
|
473 |
return OpenLayers.String.isNumeric(value) ? parseFloat(value) : originalValue;
|
|
474 |
}
|
|
475 |
|
|
476 |
};
|
|
477 |
|
|
478 |
/**
|
|
479 |
* Namespace: OpenLayers.Number
|
|
480 |
* Contains convenience functions for manipulating numbers.
|
|
481 |
*/
|
|
482 |
OpenLayers.Number = {
|
|
483 |
|
|
484 |
/**
|
|
485 |
* Property: decimalSeparator
|
|
486 |
* Decimal separator to use when formatting numbers.
|
|
487 |
*/
|
|
488 |
decimalSeparator: ".",
|
|
489 |
|
|
490 |
/**
|
|
491 |
* Property: thousandsSeparator
|
|
492 |
* Thousands separator to use when formatting numbers.
|
|
493 |
*/
|
|
494 |
thousandsSeparator: ",",
|
|
495 |
|
|
496 |
/**
|
|
497 |
* APIFunction: limitSigDigs
|
|
498 |
* Limit the number of significant digits on a float.
|
|
499 |
*
|
|
500 |
* Parameters:
|
|
501 |
* num - {Float}
|
|
502 |
* sig - {Integer}
|
|
503 |
*
|
|
504 |
* Returns:
|
|
505 |
* {Float} The number, rounded to the specified number of significant
|
|
506 |
* digits.
|
|
507 |
*/
|
|
508 |
limitSigDigs: function(num, sig) {
|
|
509 |
var fig = 0;
|
|
510 |
if (sig > 0) {
|
|
511 |
fig = parseFloat(num.toPrecision(sig));
|
|
512 |
}
|
|
513 |
return fig;
|
|
514 |
},
|
|
515 |
|
|
516 |
/**
|
|
517 |
* APIFunction: format
|
|
518 |
* Formats a number for output.
|
|
519 |
*
|
|
520 |
* Parameters:
|
|
521 |
* num - {Float}
|
|
522 |
* dec - {Integer} Number of decimal places to round to.
|
|
523 |
* Defaults to 0. Set to null to leave decimal places unchanged.
|
|
524 |
* tsep - {String} Thousands separator.
|
|
525 |
* Default is ",".
|
|
526 |
* dsep - {String} Decimal separator.
|
|
527 |
* Default is ".".
|
|
528 |
*
|
|
529 |
* Returns:
|
|
530 |
* {String} A string representing the formatted number.
|
|
531 |
*/
|
|
532 |
format: function(num, dec, tsep, dsep) {
|
|
533 |
dec = (typeof dec != "undefined") ? dec : 0;
|
|
534 |
tsep = (typeof tsep != "undefined") ? tsep :
|
|
535 |
OpenLayers.Number.thousandsSeparator;
|
|
536 |
dsep = (typeof dsep != "undefined") ? dsep :
|
|
537 |
OpenLayers.Number.decimalSeparator;
|
|
538 |
|
|
539 |
if (dec != null) {
|
|
540 |
num = parseFloat(num.toFixed(dec));
|
|
541 |
}
|
|
542 |
|
|
543 |
var parts = num.toString().split(".");
|
|
544 |
if (parts.length == 1 && dec == null) {
|
|
545 |
// integer where we do not want to touch the decimals
|
|
546 |
dec = 0;
|
|
547 |
}
|
|
548 |
|
|
549 |
var integer = parts[0];
|
|
550 |
if (tsep) {
|
|
551 |
var thousands = /(-?[0-9]+)([0-9]{3})/;
|
|
552 |
while(thousands.test(integer)) {
|
|
553 |
integer = integer.replace(thousands, "$1" + tsep + "$2");
|
|
554 |
}
|
|
555 |
}
|
|
556 |
|
|
557 |
var str;
|
|
558 |
if (dec == 0) {
|
|
559 |
str = integer;
|
|
560 |
} else {
|
|
561 |
var rem = parts.length > 1 ? parts[1] : "0";
|
|
562 |
if (dec != null) {
|
|
563 |
rem = rem + new Array(dec - rem.length + 1).join("0");
|
|
564 |
}
|
|
565 |
str = integer + dsep + rem;
|
|
566 |
}
|
|
567 |
return str;
|
|
568 |
},
|
|
569 |
|
|
570 |
/**
|
|
571 |
* Method: zeroPad
|
|
572 |
* Create a zero padded string optionally with a radix for casting numbers.
|
|
573 |
*
|
|
574 |
* Parameters:
|
|
575 |
* num - {Number} The number to be zero padded.
|
|
576 |
* len - {Number} The length of the string to be returned.
|
|
577 |
* radix - {Number} An integer between 2 and 36 specifying the base to use
|
|
578 |
* for representing numeric values.
|
|
579 |
*/
|
|
580 |
zeroPad: function(num, len, radix) {
|
|
581 |
var str = num.toString(radix || 10);
|
|
582 |
while (str.length < len) {
|
|
583 |
str = "0" + str;
|
|
584 |
}
|
|
585 |
return str;
|
|
586 |
}
|
|
587 |
};
|
|
588 |
|
|
589 |
/**
|
|
590 |
* Namespace: OpenLayers.Function
|
|
591 |
* Contains convenience functions for function manipulation.
|
|
592 |
*/
|
|
593 |
OpenLayers.Function = {
|
|
594 |
/**
|
|
595 |
* APIFunction: bind
|
|
596 |
* Bind a function to an object. Method to easily create closures with
|
|
597 |
* 'this' altered.
|
|
598 |
*
|
|
599 |
* Parameters:
|
|
600 |
* func - {Function} Input function.
|
|
601 |
* object - {Object} The object to bind to the input function (as this).
|
|
602 |
*
|
|
603 |
* Returns:
|
|
604 |
* {Function} A closure with 'this' set to the passed in object.
|
|
605 |
*/
|
|
606 |
bind: function(func, object) {
|
|
607 |
// create a reference to all arguments past the second one
|
|
608 |
var args = Array.prototype.slice.apply(arguments, [2]);
|
|
609 |
return function() {
|
|
610 |
// Push on any additional arguments from the actual function call.
|
|
611 |
// These will come after those sent to the bind call.
|
|
612 |
var newArgs = args.concat(
|
|
613 |
Array.prototype.slice.apply(arguments, [0])
|
|
614 |
);
|
|
615 |
return func.apply(object, newArgs);
|
|
616 |
};
|
|
617 |
},
|
|
618 |
|
|
619 |
/**
|
|
620 |
* APIFunction: bindAsEventListener
|
|
621 |
* Bind a function to an object, and configure it to receive the event
|
|
622 |
* object as first parameter when called.
|
|
623 |
*
|
|
624 |
* Parameters:
|
|
625 |
* func - {Function} Input function to serve as an event listener.
|
|
626 |
* object - {Object} A reference to this.
|
|
627 |
*
|
|
628 |
* Returns:
|
|
629 |
* {Function}
|
|
630 |
*/
|
|
631 |
bindAsEventListener: function(func, object) {
|
|
632 |
return function(event) {
|
|
633 |
return func.call(object, event || window.event);
|
|
634 |
};
|
|
635 |
},
|
|
636 |
|
|
637 |
/**
|
|
638 |
* APIFunction: False
|
|
639 |
* A simple function to that just does "return false". We use this to
|
|
640 |
* avoid attaching anonymous functions to DOM event handlers, which
|
|
641 |
* causes "issues" on IE<8.
|
|
642 |
*
|
|
643 |
* Usage:
|
|
644 |
* document.onclick = OpenLayers.Function.False;
|
|
645 |
*
|
|
646 |
* Returns:
|
|
647 |
* {Boolean}
|
|
648 |
*/
|
|
649 |
False : function() {
|
|
650 |
return false;
|
|
651 |
},
|
|
652 |
|
|
653 |
/**
|
|
654 |
* APIFunction: True
|
|
655 |
* A simple function to that just does "return true". We use this to
|
|
656 |
* avoid attaching anonymous functions to DOM event handlers, which
|
|
657 |
* causes "issues" on IE<8.
|
|
658 |
*
|
|
659 |
* Usage:
|
|
660 |
* document.onclick = OpenLayers.Function.True;
|
|
661 |
*
|
|
662 |
* Returns:
|
|
663 |
* {Boolean}
|
|
664 |
*/
|
|
665 |
True : function() {
|
|
666 |
return true;
|
|
667 |
},
|
|
668 |
|
|
669 |
/**
|
|
670 |
* APIFunction: Void
|
|
671 |
* A reusable function that returns ``undefined``.
|
|
672 |
*
|
|
673 |
* Returns:
|
|
674 |
* {undefined}
|
|
675 |
*/
|
|
676 |
Void: function() {}
|
|
677 |
|
|
678 |
};
|
|
679 |
|
|
680 |
/**
|
|
681 |
* Namespace: OpenLayers.Array
|
|
682 |
* Contains convenience functions for array manipulation.
|
|
683 |
*/
|
|
684 |
OpenLayers.Array = {
|
|
685 |
|
|
686 |
/**
|
|
687 |
* APIMethod: filter
|
|
688 |
* Filter an array. Provides the functionality of the
|
|
689 |
* Array.prototype.filter extension to the ECMA-262 standard. Where
|
|
690 |
* available, Array.prototype.filter will be used.
|
|
691 |
*
|
|
692 |
* Based on well known example from http://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Global_Objects/Array/filter
|
|
693 |
*
|
|
694 |
* Parameters:
|
|
695 |
* array - {Array} The array to be filtered. This array is not mutated.
|
|
696 |
* Elements added to this array by the callback will not be visited.
|
|
697 |
* callback - {Function} A function that is called for each element in
|
|
698 |
* the array. If this function returns true, the element will be
|
|
699 |
* included in the return. The function will be called with three
|
|
700 |
* arguments: the element in the array, the index of that element, and
|
|
701 |
* the array itself. If the optional caller parameter is specified
|
|
702 |
* the callback will be called with this set to caller.
|
|
703 |
* caller - {Object} Optional object to be set as this when the callback
|
|
704 |
* is called.
|
|
705 |
*
|
|
706 |
* Returns:
|
|
707 |
* {Array} An array of elements from the passed in array for which the
|
|
708 |
* callback returns true.
|
|
709 |
*/
|
|
710 |
filter: function(array, callback, caller) {
|
|
711 |
var selected = [];
|
|
712 |
if (Array.prototype.filter) {
|
|
713 |
selected = array.filter(callback, caller);
|
|
714 |
} else {
|
|
715 |
var len = array.length;
|
|
716 |
if (typeof callback != "function") {
|
|
717 |
throw new TypeError();
|
|
718 |
}
|
|
719 |
for(var i=0; i<len; i++) {
|
|
720 |
if (i in array) {
|
|
721 |
var val = array[i];
|
|
722 |
if (callback.call(caller, val, i, array)) {
|
|
723 |
selected.push(val);
|
|
724 |
}
|
|
725 |
}
|
|
726 |
}
|
|
727 |
}
|
|
728 |
return selected;
|
|
729 |
}
|
|
730 |
|
|
731 |
};
|
|
732 |
/* ======================================================================
|
|
733 |
OpenLayers/BaseTypes/Bounds.js
|
|
734 |
====================================================================== */
|
|
735 |
|
|
736 |
/* Copyright (c) 2006-2013 by OpenLayers Contributors (see authors.txt for
|
|
737 |
* full list of contributors). Published under the 2-clause BSD license.
|
|
738 |
* See license.txt in the OpenLayers distribution or repository for the
|
|
739 |
* full text of the license. */
|
|
740 |
|
|
741 |
/**
|
|
742 |
* @requires OpenLayers/BaseTypes/Class.js
|
|
743 |
*/
|
|
744 |
|
|
745 |
/**
|
|
746 |
* Class: OpenLayers.Bounds
|
|
747 |
* Instances of this class represent bounding boxes. Data stored as left,
|
|
748 |
* bottom, right, top floats. All values are initialized to null, however,
|
|
749 |
* you should make sure you set them before using the bounds for anything.
|
|
750 |
*
|
|
751 |
* Possible use case:
|
|
752 |
* (code)
|
|
753 |
* bounds = new OpenLayers.Bounds();
|
|
754 |
* bounds.extend(new OpenLayers.LonLat(4,5));
|
|
755 |
* bounds.extend(new OpenLayers.LonLat(5,6));
|
|
756 |
* bounds.toBBOX(); // returns 4,5,5,6
|
|
757 |
* (end)
|
|
758 |
*/
|
|
759 |
OpenLayers.Bounds = OpenLayers.Class({
|
|
760 |
|
|
761 |
/**
|
|
762 |
* Property: left
|
|
763 |
* {Number} Minimum horizontal coordinate.
|
|
764 |
*/
|
|
765 |
left: null,
|
|
766 |
|
|
767 |
/**
|
|
768 |
* Property: bottom
|
|
769 |
* {Number} Minimum vertical coordinate.
|
|
770 |
*/
|
|
771 |
bottom: null,
|
|
772 |
|
|
773 |
/**
|
|
774 |
* Property: right
|
|
775 |
* {Number} Maximum horizontal coordinate.
|
|
776 |
*/
|
|
777 |
right: null,
|
|
778 |
|
|
779 |
/**
|
|
780 |
* Property: top
|
|
781 |
* {Number} Maximum vertical coordinate.
|
|
782 |
*/
|
|
783 |
top: null,
|
|
784 |
|
|
785 |
/**
|
|
786 |
* Property: centerLonLat
|
|
787 |
* {<OpenLayers.LonLat>} A cached center location. This should not be
|
|
788 |
* accessed directly. Use <getCenterLonLat> instead.
|
|
789 |
*/
|
|
790 |
centerLonLat: null,
|
|
791 |
|
|
792 |
/**
|
|
793 |
* Constructor: OpenLayers.Bounds
|
|
794 |
* Construct a new bounds object. Coordinates can either be passed as four
|
|
795 |
* arguments, or as a single argument.
|
|
796 |
*
|
|
797 |
* Parameters (four arguments):
|
|
798 |
* left - {Number} The left bounds of the box. Note that for width
|
|
799 |
* calculations, this is assumed to be less than the right value.
|
|
800 |
* bottom - {Number} The bottom bounds of the box. Note that for height
|
|
801 |
* calculations, this is assumed to be less than the top value.
|
|
802 |
* right - {Number} The right bounds.
|
|
803 |
* top - {Number} The top bounds.
|
|
804 |
*
|
|
805 |
* Parameters (single argument):
|
|
806 |
* bounds - {Array(Number)} [left, bottom, right, top]
|
|
807 |
*/
|
|
808 |
initialize: function(left, bottom, right, top) {
|
|
809 |
if (OpenLayers.Util.isArray(left)) {
|
|
810 |
top = left[3];
|
|
811 |
right = left[2];
|
|
812 |
bottom = left[1];
|
|
813 |
left = left[0];
|
|
814 |
}
|
|
815 |
if (left != null) {
|
|
816 |
this.left = OpenLayers.Util.toFloat(left);
|
|
817 |
}
|
|
818 |
if (bottom != null) {
|
|
819 |
this.bottom = OpenLayers.Util.toFloat(bottom);
|
|
820 |
}
|
|
821 |
if (right != null) {
|
|
822 |
this.right = OpenLayers.Util.toFloat(right);
|
|
823 |
}
|
|
824 |
if (top != null) {
|
|
825 |
this.top = OpenLayers.Util.toFloat(top);
|
|
826 |
}
|
|
827 |
},
|
|
828 |
|
|
829 |
/**
|
|
830 |
* Method: clone
|
|
831 |
* Create a cloned instance of this bounds.
|
|
832 |
*
|
|
833 |
* Returns:
|
|
834 |
* {<OpenLayers.Bounds>} A fresh copy of the bounds
|
|
835 |
*/
|
|
836 |
clone:function() {
|
|
837 |
return new OpenLayers.Bounds(this.left, this.bottom,
|
|
838 |
this.right, this.top);
|
|
839 |
},
|
|
840 |
|
|
841 |
/**
|
|
842 |
* Method: equals
|
|
843 |
* Test a two bounds for equivalence.
|
|
844 |
*
|
|
845 |
* Parameters:
|
|
846 |
* bounds - {<OpenLayers.Bounds>}
|
|
847 |
*
|
|
848 |
* Returns:
|
|
849 |
* {Boolean} The passed-in bounds object has the same left,
|
|
850 |
* right, top, bottom components as this. Note that if bounds
|
|
851 |
* passed in is null, returns false.
|
|
852 |
*/
|
|
853 |
equals:function(bounds) {
|
|
854 |
var equals = false;
|
|
855 |
if (bounds != null) {
|
|
856 |
equals = ((this.left == bounds.left) &&
|
|
857 |
(this.right == bounds.right) &&
|
|
858 |
(this.top == bounds.top) &&
|
|
859 |
(this.bottom == bounds.bottom));
|
|
860 |
}
|
|
861 |
return equals;
|
|
862 |
},
|
|
863 |
|
|
864 |
/**
|
|
865 |
* APIMethod: toString
|
|
866 |
* Returns a string representation of the bounds object.
|
|
867 |
*
|
|
868 |
* Returns:
|
|
869 |
* {String} String representation of bounds object.
|
|
870 |
*/
|
|
871 |
toString:function() {
|
|
872 |
return [this.left, this.bottom, this.right, this.top].join(",");
|
|
873 |
},
|
|
874 |
|
|
875 |
/**
|
|
876 |
* APIMethod: toArray
|
|
877 |
* Returns an array representation of the bounds object.
|
|
878 |
*
|
|
879 |
* Returns an array of left, bottom, right, top properties, or -- when the
|
|
880 |
* optional parameter is true -- an array of the bottom, left, top,
|
|
881 |
* right properties.
|
|
882 |
*
|
|
883 |
* Parameters:
|
|
884 |
* reverseAxisOrder - {Boolean} Should we reverse the axis order?
|
|
885 |
*
|
|
886 |
* Returns:
|
|
887 |
* {Array} array of left, bottom, right, top
|
|
888 |
*/
|
|
889 |
toArray: function(reverseAxisOrder) {
|
|
890 |
if (reverseAxisOrder === true) {
|
|
891 |
return [this.bottom, this.left, this.top, this.right];
|
|
892 |
} else {
|
|
893 |
return [this.left, this.bottom, this.right, this.top];
|
|
894 |
}
|
|
895 |
},
|
|
896 |
|
|
897 |
/**
|
|
898 |
* APIMethod: toBBOX
|
|
899 |
* Returns a boundingbox-string representation of the bounds object.
|
|
900 |
*
|
|
901 |
* Parameters:
|
|
902 |
* decimal - {Integer} How many significant digits in the bbox coords?
|
|
903 |
* Default is 6
|
|
904 |
* reverseAxisOrder - {Boolean} Should we reverse the axis order?
|
|
905 |
*
|
|
906 |
* Returns:
|
|
907 |
* {String} Simple String representation of bounds object.
|
|
908 |
* (e.g. "5,42,10,45")
|
|
909 |
*/
|
|
910 |
toBBOX:function(decimal, reverseAxisOrder) {
|
|
911 |
if (decimal== null) {
|
|
912 |
decimal = 6;
|
|
913 |
}
|
|
914 |
var mult = Math.pow(10, decimal);
|
|
915 |
var xmin = Math.round(this.left * mult) / mult;
|
|
916 |
var ymin = Math.round(this.bottom * mult) / mult;
|
|
917 |
var xmax = Math.round(this.right * mult) / mult;
|
|
918 |
var ymax = Math.round(this.top * mult) / mult;
|
|
919 |
if (reverseAxisOrder === true) {
|
|
920 |
return ymin + "," + xmin + "," + ymax + "," + xmax;
|
|
921 |
} else {
|
|
922 |
return xmin + "," + ymin + "," + xmax + "," + ymax;
|
|
923 |
}
|
|
924 |
},
|
|
925 |
|
|
926 |
/**
|
|
927 |
* APIMethod: toGeometry
|
|
928 |
* Create a new polygon geometry based on this bounds.
|
|
929 |
*
|
|
930 |
* Returns:
|
|
931 |
* {<OpenLayers.Geometry.Polygon>} A new polygon with the coordinates
|
|
932 |
* of this bounds.
|
|
933 |
*/
|
|
934 |
toGeometry: function() {
|
|
935 |
return new OpenLayers.Geometry.Polygon([
|
|
936 |
new OpenLayers.Geometry.LinearRing([
|
|
937 |
new OpenLayers.Geometry.Point(this.left, this.bottom),
|
|
938 |
new OpenLayers.Geometry.Point(this.right, this.bottom),
|
|
939 |
new OpenLayers.Geometry.Point(this.right, this.top),
|
|
940 |
new OpenLayers.Geometry.Point(this.left, this.top)
|
|
941 |
])
|
|
942 |
]);
|
|
943 |
},
|
|
944 |
|
|
945 |
/**
|
|
946 |
* APIMethod: getWidth
|
|
947 |
* Returns the width of the bounds.
|
|
948 |
*
|
|
949 |
* Returns:
|
|
950 |
* {Float} The width of the bounds (right minus left).
|
|
951 |
*/
|
|
952 |
getWidth:function() {
|
|
953 |
return (this.right - this.left);
|
|
954 |
},
|
|
955 |
|
|
956 |
/**
|
|
957 |
* APIMethod: getHeight
|
|
958 |
* Returns the height of the bounds.
|
|
959 |
*
|
|
960 |
* Returns:
|
|
961 |
* {Float} The height of the bounds (top minus bottom).
|
|
962 |
*/
|
|
963 |
getHeight:function() {
|
|
964 |
return (this.top - this.bottom);
|
|
965 |
},
|
|
966 |
|
|
967 |
/**
|
|
968 |
* APIMethod: getSize
|
|
969 |
* Returns an <OpenLayers.Size> object of the bounds.
|
|
970 |
*
|
|
971 |
* Returns:
|
|
972 |
* {<OpenLayers.Size>} The size of the bounds.
|
|
973 |
*/
|
|
974 |
getSize:function() {
|
|
975 |
return new OpenLayers.Size(this.getWidth(), this.getHeight());
|
|
976 |
},
|
|
977 |
|
|
978 |
/**
|
|
979 |
* APIMethod: getCenterPixel
|
|
980 |
* Returns the <OpenLayers.Pixel> object which represents the center of the
|
|
981 |
* bounds.
|
|
982 |
*
|
|
983 |
* Returns:
|
|
984 |
* {<OpenLayers.Pixel>} The center of the bounds in pixel space.
|
|
985 |
*/
|
|
986 |
getCenterPixel:function() {
|
|
987 |
return new OpenLayers.Pixel( (this.left + this.right) / 2,
|
|
988 |
(this.bottom + this.top) / 2);
|
|
989 |
},
|
|
990 |
|
|
991 |
/**
|
|
992 |
* APIMethod: getCenterLonLat
|
|
993 |
* Returns the <OpenLayers.LonLat> object which represents the center of the
|
|
994 |
* bounds.
|
|
995 |
*
|
|
996 |
* Returns:
|
|
997 |
* {<OpenLayers.LonLat>} The center of the bounds in map space.
|
|
998 |
*/
|
|
999 |
getCenterLonLat:function() {
|
|
1000 |
if(!this.centerLonLat) {
|
|
1001 |
this.centerLonLat = new OpenLayers.LonLat(
|
|
1002 |
(this.left + this.right) / 2, (this.bottom + this.top) / 2
|
|
1003 |
);
|
|
1004 |
}
|
|
1005 |
return this.centerLonLat;
|
|
1006 |
},
|
|
1007 |
|
|
1008 |
/**
|
|
1009 |
* APIMethod: scale
|
|
1010 |
* Scales the bounds around a pixel or lonlat. Note that the new
|
|
1011 |
* bounds may return non-integer properties, even if a pixel
|
|
1012 |
* is passed.
|
|
1013 |
*
|
|
1014 |
* Parameters:
|
|
1015 |
* ratio - {Float}
|
|
1016 |
* origin - {<OpenLayers.Pixel> or <OpenLayers.LonLat>}
|
|
1017 |
* Default is center.
|
|
1018 |
*
|
|
1019 |
* Returns:
|
|
1020 |
* {<OpenLayers.Bounds>} A new bounds that is scaled by ratio
|
|
1021 |
* from origin.
|
|
1022 |
*/
|
|
1023 |
scale: function(ratio, origin){
|
|
1024 |
if(origin == null){
|
|
1025 |
origin = this.getCenterLonLat();
|
|
1026 |
}
|
|
1027 |
|
|
1028 |
var origx,origy;
|
|
1029 |
|
|
1030 |
// get origin coordinates
|
|
1031 |
if(origin.CLASS_NAME == "OpenLayers.LonLat"){
|
|
1032 |
origx = origin.lon;
|
|
1033 |
origy = origin.lat;
|
|
1034 |
} else {
|
|
1035 |
origx = origin.x;
|
|
1036 |
origy = origin.y;
|
|
1037 |
}
|
|
1038 |
|
|
1039 |
var left = (this.left - origx) * ratio + origx;
|
|
1040 |
var bottom = (this.bottom - origy) * ratio + origy;
|
|
1041 |
var right = (this.right - origx) * ratio + origx;
|
|
1042 |
var top = (this.top - origy) * ratio + origy;
|
|
1043 |
|
|
1044 |
return new OpenLayers.Bounds(left, bottom, right, top);
|
|
1045 |
},
|
|
1046 |
|
|
1047 |
/**
|
|
1048 |
* APIMethod: add
|
|
1049 |
* Shifts the coordinates of the bound by the given horizontal and vertical
|
|
1050 |
* deltas.
|
|
1051 |
*
|
|
1052 |
* (start code)
|
|
1053 |
* var bounds = new OpenLayers.Bounds(0, 0, 10, 10);
|
|
1054 |
* bounds.toString();
|
|
1055 |
* // => "0,0,10,10"
|
|
1056 |
*
|
|
1057 |
* bounds.add(-1.5, 4).toString();
|
|
1058 |
* // => "-1.5,4,8.5,14"
|
|
1059 |
* (end)
|
|
1060 |
*
|
|
1061 |
* This method will throw a TypeError if it is passed null as an argument.
|
|
1062 |
*
|
|
1063 |
* Parameters:
|
|
1064 |
* x - {Float} horizontal delta
|
|
1065 |
* y - {Float} vertical delta
|
|
1066 |
*
|
|
1067 |
* Returns:
|
|
1068 |
* {<OpenLayers.Bounds>} A new bounds whose coordinates are the same as
|
|
1069 |
* this, but shifted by the passed-in x and y values.
|
|
1070 |
*/
|
|
1071 |
add:function(x, y) {
|
|
1072 |
if ( (x == null) || (y == null) ) {
|
|
1073 |
throw new TypeError('Bounds.add cannot receive null values');
|
|
1074 |
}
|
|
1075 |
return new OpenLayers.Bounds(this.left + x, this.bottom + y,
|
|
1076 |
this.right + x, this.top + y);
|
|
1077 |
},
|
|
1078 |
|
|
1079 |
/**
|
|
1080 |
* APIMethod: extend
|
|
1081 |
* Extend the bounds to include the <OpenLayers.LonLat>,
|
|
1082 |
* <OpenLayers.Geometry.Point> or <OpenLayers.Bounds> specified.
|
|
1083 |
*
|
|
1084 |
* Please note that this function assumes that left < right and
|
|
1085 |
* bottom < top.
|
|
1086 |
*
|
|
1087 |
* Parameters:
|
|
1088 |
* object - {<OpenLayers.LonLat>, <OpenLayers.Geometry.Point> or
|
|
1089 |
* <OpenLayers.Bounds>} The object to be included in the new bounds
|
|
1090 |
* object.
|
|
1091 |
*/
|
|
1092 |
extend:function(object) {
|
|
1093 |
if (object) {
|
|
1094 |
switch(object.CLASS_NAME) {
|
|
1095 |
case "OpenLayers.LonLat":
|
|
1096 |
this.extendXY(object.lon, object.lat);
|
|
1097 |
break;
|
|
1098 |
case "OpenLayers.Geometry.Point":
|
|
1099 |
this.extendXY(object.x, object.y);
|
|
1100 |
break;
|
|
1101 |
|
|
1102 |
case "OpenLayers.Bounds":
|
|
1103 |
// clear cached center location
|
|
1104 |
this.centerLonLat = null;
|
|
1105 |
|
|
1106 |
if ( (this.left == null) || (object.left < this.left)) {
|
|
1107 |
this.left = object.left;
|
|
1108 |
}
|
|
1109 |
if ( (this.bottom == null) || (object.bottom < this.bottom) ) {
|
|
1110 |
this.bottom = object.bottom;
|
|
1111 |
}
|
|
1112 |
if ( (this.right == null) || (object.right > this.right) ) {
|
|
1113 |
this.right = object.right;
|
|
1114 |
}
|
|
1115 |
if ( (this.top == null) || (object.top > this.top) ) {
|
|
1116 |
this.top = object.top;
|
|
1117 |
}
|
|
1118 |
break;
|
|
1119 |
}
|
|
1120 |
}
|
|
1121 |
},
|
|
1122 |
|
|
1123 |
/**
|
|
1124 |
* APIMethod: extendXY
|
|
1125 |
* Extend the bounds to include the XY coordinate specified.
|
|
1126 |
*
|
|
1127 |
* Parameters:
|
|
1128 |
* x - {number} The X part of the the coordinate.
|
|
1129 |
* y - {number} The Y part of the the coordinate.
|
|
1130 |
*/
|
|
1131 |
extendXY:function(x, y) {
|
|
1132 |
// clear cached center location
|
|
1133 |
this.centerLonLat = null;
|
|
1134 |
|
|
1135 |
if ((this.left == null) || (x < this.left)) {
|
|
1136 |
this.left = x;
|
|
1137 |
}
|
|
1138 |
if ((this.bottom == null) || (y < this.bottom)) {
|
|
1139 |
this.bottom = y;
|
|
1140 |
}
|
|
1141 |
if ((this.right == null) || (x > this.right)) {
|
|
1142 |
this.right = x;
|
|
1143 |
}
|
|
1144 |
if ((this.top == null) || (y > this.top)) {
|
|
1145 |
this.top = y;
|
|
1146 |
}
|
|
1147 |
},
|
|
1148 |
|
|
1149 |
/**
|
|
1150 |
* APIMethod: containsLonLat
|
|
1151 |
* Returns whether the bounds object contains the given <OpenLayers.LonLat>.
|
|
1152 |
*
|
|
1153 |
* Parameters:
|
|
1154 |
* ll - {<OpenLayers.LonLat>|Object} OpenLayers.LonLat or an
|
|
1155 |
* object with a 'lon' and 'lat' properties.
|
|
1156 |
* options - {Object} Optional parameters
|
|
1157 |
*
|
|
1158 |
* Acceptable options:
|
|
1159 |
* inclusive - {Boolean} Whether or not to include the border.
|
|
1160 |
* Default is true.
|
|
1161 |
* worldBounds - {<OpenLayers.Bounds>} If a worldBounds is provided, the
|
|
1162 |
* ll will be considered as contained if it exceeds the world bounds,
|
|
1163 |
* but can be wrapped around the dateline so it is contained by this
|
|
1164 |
* bounds.
|
|
1165 |
*
|
|
1166 |
* Returns:
|
|
1167 |
* {Boolean} The passed-in lonlat is within this bounds.
|
|
1168 |
*/
|
|
1169 |
containsLonLat: function(ll, options) {
|
|
1170 |
if (typeof options === "boolean") {
|
|
1171 |
options = {inclusive: options};
|
|
1172 |
}
|
|
1173 |
options = options || {};
|
|
1174 |
var contains = this.contains(ll.lon, ll.lat, options.inclusive),
|
|
1175 |
worldBounds = options.worldBounds;
|
|
1176 |
if (worldBounds && !contains) {
|
|
1177 |
var worldWidth = worldBounds.getWidth();
|
|
1178 |
var worldCenterX = (worldBounds.left + worldBounds.right) / 2;
|
|
1179 |
var worldsAway = Math.round((ll.lon - worldCenterX) / worldWidth);
|
|
1180 |
contains = this.containsLonLat({
|
|
1181 |
lon: ll.lon - worldsAway * worldWidth,
|
|
1182 |
lat: ll.lat
|
|
1183 |
}, {inclusive: options.inclusive});
|
|
1184 |
}
|
|
1185 |
return contains;
|
|
1186 |
},
|
|
1187 |
|
|
1188 |
/**
|
|
1189 |
* APIMethod: containsPixel
|
|
1190 |
* Returns whether the bounds object contains the given <OpenLayers.Pixel>.
|
|
1191 |
*
|
|
1192 |
* Parameters:
|
Ajout des src de la 3.0 avec les modif pour Flarecast