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

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2answers
432 views

Display photo in GeoExt popup

I have point feature with name PointPhoto. This feature have attribute: id area PhotoPath Now I am using GeoExt popup to display this attributes, but I cant find a way to display image from ...
1
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1answer
5k views

Uncaught SyntaxError: Unexpected token : when using ajax

I try to call json data from geoserver, but when i try to run it in chrome, it return this following error "Uncaught SyntaxError: Unexpected token :" This is my code, function ...
0
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2answers
913 views

A script on this page may be busy, or it may have stopped responding

I'm using OpenLayers - 2.11,GeoServer 2.13, ExtJS 3.4, and Java for developing GIS based web applications. Recently i'm getting below error message in my application "A script on this page may be ...
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0answers
130 views

How to correctly use multipolyline with leaflet

I'm trying to represent one polyline with leaflet, then copy it in a multi polyline, empty the polyline, and fill it again with new data. I currently use something like: l = ...
0
votes
1answer
59 views

TabContainer ArcGIS API for JavaScript

I am a novice programmer, but I know enough to be dangerous. Here's my issue and hopefully someone knows the answer. I am developing an application with 4 tabs on the left and a map from ArcGIS ...
1
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1answer
1k views

add marker to map from list of coordinates

Forgive me if this question has an incredibly obvious answer. I'm very new to ESRI and I'm trying to add markers to my map via gps coordinates. I have not found an example that does something this ...
1
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1answer
120 views

GWT-OpenLayers - BoundingBox selection

I'm searching for a way to get the bounds of a bounding box a user can drag on a map with gwt-openlayers but i can't figure out how to translate the javascript stuff to the javaside of the wrapper ...
-1
votes
1answer
270 views

My wms vector data overlay on openlayer vmap work fine but on osm img is not rendering

i am try to overlay my India roads vector over an openlayer (http://vmap0.tiles.osgeo.org/wms/vmap0) vmap work fine.but i want to do the sam task over osm(open street map), i am trying many different ...
0
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1answer
151 views

Chorpleth Data visualization in Mapbox Leaflet API

I am using Mapbox Leaflet API. I have followed the following tutorial of Mapbox. https://www.mapbox.com/mapbox.js/ (Please change to Data visualization Tab) Onclick its zooming on state and hover ...
0
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1answer
106 views

Visualizing information when click in polygon‏ - Spatial join

I am new to cartodb, right now I am trying to do something similar to the cartodb tutorial: Create your first map with CartoDB.js, but with polygons using my own map. For example: I did a spatial ...
0
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0answers
83 views

Kartograph.js: Conditional styling of each path in a layer

I'm trying to make a web-map with Kartograph.js based on an svg map. I want to fill the paths of a layer based on an attribute. I tried doing it with the accompanying .css file like this: #map svg ...
4
votes
1answer
644 views

Zoom further in with leaflet javascirpt API

We're using the leaflet JavaScript API with a tile layer which supports zoom level up to 19. I'd like users to be able to zoom further even if the tiles blur as they have to place markers to a high ...
0
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1answer
86 views

What must be learned to build 3D web map? [closed]

I wish to build a 3D web map based on Silverlight or JavaScript. I cannot build 3D in Silverlight. What I should do then? Should I learn "Balder" or OpenGL or what? I must do it before 09/2014. Can ...
0
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0answers
74 views

Arcgis Javascript code InfoWindow template

I am creating an InfoWindow in javascript code like following. var htmlForms = "<span>City ID: ${CITYID}</span>"+"</br>"; htmlForms += "City Name: ...
2
votes
1answer
95 views

How to use right-click to finish drawing a Polygon in OpenLayers?

I'm using OpenLayers 2.13 and the DrawFeature control. By Default, the Polygon is completed, when you double click. Some of our clients are requesting that we allow the mouse right-click, to finish ...
1
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0answers
22 views

How to hide infoWindow while using measure tool and showing it back after using it ArcGis JavaScript API [duplicate]

I have an infoWinfow set on the click event of the map. I want to disable this event when I'm using the measurement tool and then enable it back after the measurement tool is used. So far I've done ...
2
votes
2answers
426 views

CartoDB- Passing selected features bounds to map center parameter (Zoom to selected features)

Looking to build a light-weight viewer for some data we have hosted on CartoDB. I'm looking to have a user input their address into an input, pass a query to CartoDB and have the map zoom/pan to the ...
2
votes
1answer
475 views

How do I set the fillcolor of polygons in Leaflet.js dynamically?

I'm using the interactive chloropath example for leaflet.js I figured out how to make each of my polygons add a running tally of values to the bottom of the page after each polygon is clicked. Upon ...
0
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1answer
73 views

esri map popup problem [closed]

My map works fine. Popup works fine. For some reason, the bottom of the popup window has some layout issues. I have all the resources included. script: dojo.require("esri.map"); ...
0
votes
0answers
115 views

Arcgis custom spatialreference and geolocation problem

I have a tiled map service layer that has custom spatial reference. This is url of map. Spatial Reference: ...
1
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1answer
830 views

How to create working Hyperlinks in OnDemandGrid Cells

I'm creating a simple ArcGIS application that shows a table of data from a feature layer, one of which is a URL string. I'd like to make that string be a clickable hyperlink. Is this possible and if ...
1
vote
0answers
284 views

Leaflet Event Craziness: jQuery click events don't propagate to L.DomEvents

I noticed that calling .click() on jQuery selected DOM elements in Leaflet ( such as anchor icons ) will not do anything -- the click event isn't propagated to the events created with L.DomEvents. For ...
2
votes
1answer
158 views

How to join USDA SSURGO soil table data to features in QGIS?

I am trying to make a soil map using QGIS. The only problem is that I cannot join table data to features in QGIS. In ArcGIS for Desktop you just open the folder and then join the tabular table ...
2
votes
3answers
647 views

Simple javascript viewer for ArcGIS Server data

I would like a simple javascript viewer which will allow end users to do the following in their browser: Add layers from arcgis server by clicking an "add data" button See attributes with an info ...
1
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1answer
493 views

Export KML from points plotted in javascript Google Maps API?

I want to export a KML file from points plotted in Javascript using the Google Maps API. Is there a way to do this? The user logs in and checks Google Maps, then plot points on the map and finally ...
1
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1answer
294 views

Openlayers Vector Layers eventListeners: how to specify different data without defining multiple layers

I have a map. It has two origins, and two destinations. The code for one origin is here: vectors_origin = new OpenLayers.Layer.Vector("Origin", { eventListeners:{ ...
6
votes
1answer
714 views

Using Tilestache and Leaflet To Display Rasters In Native Projection

I have a collection of old Idaho state highway maps in GeoTiff format. The projection that these maps have been georeferenced in is a transverse mercator projection, called IDTM83 (Idaho Transverse ...
1
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1answer
2k views

Go to the URL when clicked on Leaflet marker

I want to implement marker click event so when user click on marker it goes to url. Url is written inside an array (a[3]). However, this is my code which doesn't work, it always goes to the link of ...
2
votes
2answers
639 views

json to shapefile in javascript

I know, there are some libraries to convert .shp to .json even with javascript, but haven't found a way to convert .json back into .shp that could be implemented in web enviroment. Do you know or ...
4
votes
5answers
1k views

How to get a Leaflet app with a big GeoJSON file to work on mobile devices?

I have a leaflet app which displays a GeoJSON file as a layer. It works fine in the web browser. On the mobile browser it starts up, but quits after panning around on the map. I think the reason for ...
1
vote
1answer
118 views

Openlayers: Making the map move with moving vector layer (airplane) on map

So currently I have a map that has some plane data. There is a setInterval function that updates the plane data every 5 seconds, making the plane move from point to point. That is working well. ...
0
votes
0answers
260 views

listerner for multiselect in ExtJS

I'm using ExtJS 3.21 Version. Can we provide listerners for multiselect in ExtJS? items:[{ fieldLabel: 'Vehicle List', xtype: 'multiselect', autoScroll:true, name: ...
1
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0answers
1k views

Google map did not update new geolocation when I moved the marker to new position

This is my google map code. I'm trying to update new latitude and longitude when i moved the existing marker to new position. But I don't understand why the following google map code is not updating ...
2
votes
1answer
374 views

How to flash a graphic in JSAPI using AMD

With the code below I was hoping to flash the selected polyline, however no success. function flashResults(featureSet) { alert("flash"); //remove all graphics on the maps graphics layer ...
0
votes
0answers
38 views

Ob_tran in proj4js

I am trying to implement an OpenLayers/proj4js-based application based on this projection: +proj=ob_tran +o_proj=eqc +o_lat_p=90.0 +o_lon_p=0.0 +lon_0=180.0 +R=57.2957795131 The aim is to allow the ...
1
vote
2answers
1k views

How to project pixel coordinates in leaflet?

I am trying to create a map based on an image which is 16384x16384 px, but I would also like to add markers at specific locations using pixel coordinates of this given image. I created a tile layer, ...
2
votes
0answers
216 views

How to get Google Street View panoramas on the same street as the requested address?

The Google Maps API geocodes an address to a point. I can use that point to find the nearest panorama (street view) image. I can then determine the heading based on the two points and show the ...
2
votes
4answers
1k views

What web mapping libraries are suitable for indoor maps?

I am looking for a custom mapping library but not to display an actual geographical area but to display a custom floor-plan. I have been looking for a while but most of the solutions that I found are ...
0
votes
2answers
353 views

Moving ArcGIS JSAPI Basemap Gallery Widget down 10px when opened

How can I move the Basemap gallery 10px down from its original position when it's opened. The basemap gallery sample, I am referring can be found here: ...
1
vote
1answer
200 views

Using ECQL filter on user form using GeoServer and OpenLayers

I know this is more of a JS question (skills of which I am inadequately inept) but it is using OpenLayers and GeoServer. I am trying to apply a filter with a user form on a Layer, but am not sure ...
1
vote
0answers
518 views

How should I make use of railway routes from Google Maps API?

I have a specific requirement wherein I have to display or highlight only railway stations in the map rather than the whole map. How can this be achieved? This is the code I tried: <html> ...
0
votes
0answers
205 views

How to convert Ext.data.TreeStore loading from file to loading from .net webservice?

I have a Ext.data.TreeStore which read data from text file : this.store = Ext.create('Ext.data.TreeStore', { model: "GeoExt.data.LayerTreeModel", proxy: new Ext.data.HttpProxy({ ...
0
votes
0answers
84 views

How do you set the TimeZone for a feature layer in ArcGIS JavaScript?

The author of this question says: Esri recommends that databases are in UTC time. And if I’ve got this right, unless you set a time zone in your layer, you are entering a date in a date field ...
0
votes
0answers
192 views

Editing a stand-alone table in ArcGIS API for JavaScript

I am new to scripting and the API, and it would be good to have a clear idea of what to look into for this task. I am trying to let users add information to a table (but not edit that table in any ...
0
votes
0answers
38 views

Why GetFeatureInfo does not work? [duplicate]

I´ve problem with getfeatureinfo code. Appears only: loading please wait. function setHTML(response) { document.getElementById('nodelist').innerHTML = response.responseText; }; ...
2
votes
1answer
1k views

Help with getting the coordinates of a point updated using ESRI JS API Editor

I've been working with ESRI's javascript API for about a week and finding that somethings click while other things are still a mystery to me. I've already created a simple web map that loads an ...
1
vote
1answer
990 views

OpenLayers is not defined while accessing over the html and js

The above is my working directory, all html files are under WebContent folder and the problem is that when all the code is written in a single html file working fine. If I split the OpenLayers code ...
4
votes
2answers
305 views

Adding control to wfs layer disable panning and zooming on double click

I can zoom and pan wfs layer when I don't have added control but I can't pan the map or zoom the layer with double click when I add a control to map: code for control is : var select = new ...
0
votes
0answers
283 views

OpenLayers LineString: Not displaying the line (array of points)

I'm perplexed as to why tail_path is not drawing the line (can't see anything on the map) but the alert seems to be returning the correct data. var path_travelled = new Array(); var path = ...
0
votes
1answer
80 views

How to get bbox from geolocate?

I am using geolocate to zoom to the users location. Afterwards I am trying to get the bbox of that area. However the geolocate function is for some reason always executed last, so I don't get any ...