JavaScript is a prototype-based, object-oriented scripting language that is dynamic, weakly typed and has first-class functions.

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3
votes
3answers
5k views

local tiles server for offline access

Anyone knows if there is a "lightway" solution to mount a local tile server? Feature I'd to provide is local storage of small sections of maps, not more than small city for example, in order to ...
0
votes
0answers
319 views
2
votes
2answers
85 views

Why is OpenLayers only displaying the first features in my KML?

I have an OpenLayers map (that you can find here, use the blue search area) that reads in a KML string that is written from Perl using data from oracle. It reads the KML like this: var vector_Layer = ...
2
votes
1answer
3k views

How to use Google Default Pan/Zoom controls in openlayers

I am using Google maps version 3 with Openlayers,My question is how do you use the default google control for Panning and Zooming and not the default controls Openlayers panning and zooming(The dark ...
0
votes
1answer
198 views

Suite SDK gxp Print plugin

I have problem with gxp print plugin. I create new sdk project suite-sdk create ~/sdk. Next I do everything from Problems with gxp Print plugin via opengeosuite sdk but there is another problem. But I ...
1
vote
1answer
111 views

ArcGIS JS Modular Feature Layers? Possible?

My ultimate goal is a map which can toggle the visibility of layers on an ArcGIS map. However the data I need to use is not available as a feature service, I have to build it programatically from ...
2
votes
5answers
11k views

Why is this ExtJS combo box not filtering? [closed]

I am trying to place a combo-box in the top of my web application which will search an internal WFS from Geoserver. I am using the combo-box so I can have the "type ahead" functionality which I think ...
2
votes
2answers
44 views

How do I know what parameters I can call for WMS layers?

I'm trying to learn OpenLayers but the documentation is hard to understand. For WMS layers, ex: var wms = new OpenLayers.Layer.WMS( "OpenLayers WMS", ...
-2
votes
3answers
299 views

Disable a button until selection is made [closed]

I have this section in my website: There is a drop down list of environments and an area for a user to input a Zip Code. What I am trying to achieve is making the button disabled until a selection ...
1
vote
1answer
209 views

OpenLayers serving a MapServer layer: data won't display correctly without using WMS

I am trying to serve my Mapfile data as a MapServer layer in OL, rather than a WMS layer. When I display it using WMS, everything works fine. The part of the mapfile I have struggled with was ...
1
vote
1answer
449 views

ESRI World Light Gray Base Map JavaScript - Prevent zoom out no more than the full extent

It is my first attempt to use JavaScript and the ESRI products. I am using the World Light Gray Base map for my first web GIS application. I have a question about the map full extent method. I would ...
1
vote
1answer
333 views

How to get bounding box coords?

How to get coords for NW and SE if we have about 4-5 pixels on the image with assigned latit/longit? I'm working on javascript app which would overlay that image on Google Map then. Thanks.
0
votes
1answer
364 views

OpenLayers: How to add permalink long/lat anchor to links outside of map on page

I would like to extend the funtionality of OpenLayers that appends, on-the-fly as the user zooms and pans the map, the longitude/latitude parameters as a anchor to the URL in the browser's address ...
2
votes
1answer
377 views

Application for online overlay images on Google Maps

I want to develop javascript app which will take any image user uploads, user will click on 3-4 points on the image (3-4 cities, for example NY, Chicago, LA and Miami) and image will be overlayed on ...
1
vote
1answer
109 views

openlayers:transform from ITM to 900913 is not accurate

i did a custom projection ITM (Israel TM) and i then am doing transform to all the feature before im adding them to the map, from ITM to 900913 proj because i want to show the feature on the map. this ...
2
votes
0answers
202 views

Show geoJSON properties in jQuery Mobile Panel

First off I'm a novice at JS so please bear with me if this is a simple task to complete. I'm currently using the stock LeafletJS popup bubble to display the properties from my geoJSON. However, I ...
0
votes
1answer
1k views

Not showing multiple markers on OpenLayers

I want to show multiple markers on my Google map with OpenLayers. Below is my code : for (var pointcount = 0; pointcount < jsonObj.length; pointcount++) { if (jsonObj[pointcount].Long != null ...
2
votes
2answers
7k views

Sending xml post request to geoserver

This may be simple question but I can't get started. This tutorial from pen state university has xml request <wfs:GetFeature service="WFS" version="1.0.0" outputFormat="GML2" – we would like ...
1
vote
1answer
2k views

Building SQL statement in javascript and casting variables as strings

I'm working with Postgres 8.3/PostGIS which is storing some polygons. I'm writing a javascript function which will take in a parameter of a watershed id from another function. The javascript will ...
0
votes
1answer
134 views

Openlayers: transfer from custom projection to map projection

I am building webApp with openlayers that contain a map that allowed insert edit and remove points, my map is now using “EPSG:4326" projection. I have shp files and xlsx files that contain polygons ...
2
votes
0answers
159 views

get all the possible parameters of sql view

I have a Geoserver layer coming from a postGIS database. Among other attributes, I have one that is related to the date data we've collected, called departuretime. We use this attribute to display a ...
1
vote
1answer
816 views

How can i turn off the minus to zoom control in OpenLayers while using OpenLayers.Control.KeyboardDefaults?

I have a map using OpenLayers.Control.KeyboardDefaults but I also have a form next to the map that acepts coordinates. As is stands pressing '-' for a negative coordinate does not type but zooms the ...
3
votes
1answer
1k views

WMS Geoserver layer over OSM

I have a Geoserver with a layer in a EPSG:32632 projection. I want to display this layer over Open Street Map tiles. When I use the following html code: <!DOCTYPE html> <html> ...
1
vote
1answer
103 views

Adding KML to OpenLayers as a textstring

I am trying to display a kml as a vector Layer. I have it stored as a Perl scalar variable but have also tried setting it as a javascript variable. I've tried to separate bits of code that I got from ...
1
vote
1answer
248 views

Can I use a Esri geocoding service with my custom basemap?

I am looking at the JavaScript samples in here. I am searching some street by search bar. But not zooming to street, it only viewing city. I have a custom tiled map service layer in my server. Can I ...
4
votes
1answer
780 views

Implementing non-default keyboard shortcuts in Openlayers

Following on from this thread, I am trying to implement @Aragon's suggestion and add some keyboard shortcuts to OpenLayers via a handleKeyEvent method in OpenLayers.Handler.Keyboard. This ought to be ...
-1
votes
1answer
1k views

How do I parse complex json? [closed]

My json response: {"type":"FeatureCollection", ...
1
vote
1answer
369 views

WFS request with Openlayers; blank request

I'm having trouble to add a WFS layer over an OSM map. At first I thought that my data had a problem, and I thus decided to adapt one of the example on the Openlayers website. I have no error ...
1
vote
1answer
325 views

Get latest tiles from TileMill's tile server in Leaflet

My leaflet app gets the tiles from TileMill's tile server in the standard way: L.tileLayer('http://<myip>/tile/SteveCountryVic/{z}/{x}/{y}.png', { ... }); These tiles are often old, not ...
4
votes
2answers
2k views

How do I get that polygon from Javascript ArcGIS API?

I would like to have a user draw a Polygon (or Line) onto a web map with the Javascript ArcGIS API drawing tools. For the life of me I can't figure out how to pull that polygon from the client and get ...
2
votes
5answers
2k views

Convert geographic coordinates to UTM zone 29N with Javascript

I have an issue converting lat longs to UTM with the ArcGIS javscript API. Lets say that I have a map, based on the UTM zone 29N, also known as WKID 32629. I have a known set of coordinates from a ...
-1
votes
1answer
264 views

How to properly use PostGIS with Maps

First time using PostGIS in an app. Target: - Get Heat Map of customers from address table using leaflet.js and heatmap.js Have DB called store_dev. Installed OSM Bright from Mapbox in it. Have a ...
0
votes
2answers
655 views

openlayers draw feautre(line, polygon) callback

I need to enable feature drawing functionality. Code: var drawingControl = new OpenLayers.Control.DrawFeature(someLayer, OpenLayers.Handler.Path); map.addControl(drawingControl); But I also need ...
0
votes
1answer
298 views

Mapfile + OpenLayers: accessing the database by column names (hover, onclick functionality) without using MapServer templates?

What I'm trying to accomplish: take the functionality below (see picture) and do the same without using a MapServer template (if this is even possible). I currently have a mapfile, and an openlayers ...
3
votes
1answer
3k views

How to curve lines between points on a map?

I'm trying to curve the lines between points on a RaphaelJS map like Tata Communications - but how did they do it? What sort of mathematics lie behind these curves - unless ofcourse they're all ...
4
votes
1answer
220 views

Is it possible to implement sticky move tolerance in a ArcGIS JavaScript API application?

We are working on a project in ArcGIS JavaScript and is going fine. We want to add sticky move tolerance to our project so it will not be so easy to move features on the map. Is it not possible to ...
0
votes
0answers
67 views

MapServer Templates: Javascript function won't recognize [LONG] or [LAT]

Tested this in js console with a 'normal' variable and working fine: js function in map_header.html var toFixed = function(val, n) { var result = val.toFixed(n); if (result == val) ...
1
vote
1answer
328 views

How to create a drop-down list of geoprocessing tasks?

I need to construct a drop down menu with each choice enabling a different geoprocessing task to run over my script. <select id="myList" onchange="environment()"> ...
4
votes
1answer
329 views

about token based authentication security

I am reading the authenticated services with token. I understand that a user have to get a token to using arcgis services. Example: https://domain.com/arcgis/rest/services/myMap/MapServer is my ...
0
votes
1answer
3k views

leaflet fitBounds with multiple marker

I have created two checkboxes. If I check one it will zoom to a point with marker. If I uncheck the checkbox the marker removed. Similarly second one is working. But I want to do if the two checkboxes ...
0
votes
1answer
69 views

Reference Error: selectZIP is not defined

In Firebug I keep getting this error when I try to click a button I made. <button type="button" onclick="selectZIP()">Execute</button> I declared a function called selectZIP in a .js ...
1
vote
1answer
2k views

Initializing Google Maps Streetview object looking at the position

I have a streetview included in my web site using google API to load it. var theloc = new google.maps.LatLng(lat, lon); var panoramaOptions = { addressControl: false, position: theloc, pov: { ...
2
votes
1answer
214 views

Add button to map

I know this is a a stupid and direct question. How do I add a button to a normal map? Example: http://developers.arcgis.com/en/javascript/samples/map_simple/ I'm finding a way to make a button ...
1
vote
1answer
122 views

jquery communication with arcgis services

I am working with the ArcGIS JavaScript API for my application. My app users are stored in a table published in a map service. Whenever a user wants to connect to the app, he needs to provide a ...
0
votes
0answers
958 views

Unable to dynamically locate map boundary coordinates in OSM/Leaflet

I have been trying for the past hour to take the coordinates of the map edge in a OSM/leaflet application I am making. While I can get the coordinates of the center, and I can get the coordinates of ...
1
vote
1answer
612 views

Conversion problems from mappoint to screenpoint using ArcGis Javascript API

I am getting a very strange problem when converting from mappoint to screenpoint. I am using the following code: var sp = esri.geometry.ScreenPoint(512, 151); mp = map.toMap(screenPoint); ...
0
votes
1answer
2k views

Why won't this mapbox map load into a DIV container?

All, For the life of me I can't figure out why I can't load a map into a CSS template I'm trying to customize. I've placed a fiddle here: http://jsfiddle.net/mapbaker/Du7zq/10/ Basically I'm ...
0
votes
0answers
236 views

MapServer with OpenLayers: Map is Pink, Trouble Displaying Layer Correctly

Having trouble using a mapfile with an html/js file(openlayers) together. Have a working example but can't seem to replicate it. Can also view the gist of the 2 files here The piece of code in ...
3
votes
2answers
2k views

OpenLayers: Possible to show zoom level?

Been researching this for a while and nothing has come to fruition. Best I could find was: OpenLayers.Control.ZoomStatus = OpenLayers.Class(OpenLayers.Control, { autoActivate: true, element: null ...
1
vote
1answer
356 views

Hiding Rest Service Url in Javascript

While users using my application, they can view resource from browser and see my arcgis rest service URLs. So If I use token based security, security token can view. Can I hide this from users?