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

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987 views

Probleme with WFS protocol in OpenLayers

Sorry for disturbing. I know my problem look common, but I really don't know what to make. Here is my code for getting a WMS layer in OpenLayers from Geoserver. var wfs2 = new ...
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0answers
122 views

Is there a JavaScript SDK for Vehicle Tracking?

Does exist a JavaScript SDK for Vehicle Tracking? Like this one:Map Suite
2
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2answers
1k views

Apply styles to WMS layer

I am working with OpenLayers (and GeoServer) and I am showing a WMS layer with countries in a map. Each object (country) in the layer has an attribute called NAME (the name of the country). I created ...
3
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1answer
1k views

Problem with a large number of markers on an OpenLayers map

I have created a map using openlayers. On this map I place markers. Coordinates of the markers are taken from my database (sqlserver 2008), the quantity of markers is about 1500. The map is displayed ...
3
votes
1answer
490 views

Does leaflet support KML Ground Overlays?

I found an example showing KML overlays at http://harrywood.co.uk/maps/examples/leaflet/kml.html but it only plots vector layer using polygons. Is there any way to plot Ground overlays of KML (like ...
0
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1answer
215 views

Different Styles Within Vector Layer

Is there any way to configure OpenLayers styling method? I have a vector layer and I would like to style the features depending on a value of a flag variables, so I can't use rules. Lets say I have ...
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1answer
252 views

problem with popup conclusion on pressing a marker

I have markers on pressing to which popup has to be brought. how to make it? (coordinates of markers undertake from a DB) var map; var markers; function ejecutar() { init(3); ...
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1answer
3k views

How to draw a line between markers in openlayers

how to draw the line between markers, coordinates of markers undertake from a DB. whether it is possible to draw in general lines between markers, I saw examples only with points. markers = new ...
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0answers
355 views

OpenLayers crashes stock browser on Android 4.0.4 devices [closed]

Update: The issue appears to be with OpenLayers Release 2.13 dev. I mistakenly mentioned 2.12 as being problematic but have retested with no problems. Also, no problems with 2.13rc3 Update 2: This ...
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0answers
246 views

Unable to reorder after layers from multiple ArcGISDynamicMapServiceLayers

I used the ArcGIS Javascript layer reordering sample as template. Initially I have 4 layers added to the map by ArcGISDynamicMapServiceLayer where reordering was working. Then, instead of using add ...
2
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1answer
125 views

How to render iD editor-style streetmaps?

Is there a simple way to render OSM data (let's start with just streets and names for a single metro area) client side as nodes and edges like the new iD editor? I'm comfortable with d3 but am ...
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2answers
1k views

ArcGIS javascript api - layer reordering - how to add new layers?

I am learning ArcGIS javascript API and wanted to make a reordering panel for my webapp. I looked through the ArcGIS sample. but I'm stuck at addLake() function. If I'm understand the sample ...
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1answer
178 views

Multiple FeatureType in WFS Protocol

I would like to pass multiple featureTypes to WFS protocol in order to accomplish a search feature in my app. the idea worked just fine with one featureType, but now I need to add another one to ...
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1answer
109 views

Problems editing geometry in JS script using a find task in a web application

I've generated a javascript code to my app based on the sample "Show find task results in a DataGrid" of ArcGIS API for JavaScript and I am using editable layers (WFS-T) and it works, but when after ...
1
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1answer
86 views

ArcGIS 9.3 geoprocessing service output consideration

I'm developing geoprocessing service which do few processes with geographic data. I would like to get somehow geometry of those data and use it in my web aplication (JS ArcGIS API). Now I'm wondering ...
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3answers
1k views

How to add a polygon from PostGIS ST_AsGeoJSON into Leaflet?

I try to use the following function to add polygons to my Leaflet map. function polygon(geojson) { alert(geojson); // alert for testing layer = L.geoJson(geojson); layer.addTo(map); } ...
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1answer
209 views

Dynamic data on overlay layer in openlayers

I am using openlayers to visualize an industry using image as the layer. On the raster layer I have created an overlay layer.Is it possible to show updated values (dynamic runtime values - as integer) ...
3
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2answers
425 views

ArcGIS JS - Missing “style” when printing dynamic layer

Im having an issue trying to get the url of the map being printed with a dynamic layer. WIth just tiled services and basemap it prints just fine. // USED FOR PRINTING OF MAPS function ...
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1answer
280 views

creating map not working

am following this tuto to create a map on web with geoserver, GeoEXT, EXTJs, and openlayers here's the linki downloaded ext 4.2.0, openlayers 2.12 and GeoEXT 1.1, when i try to show the map : ...
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0answers
202 views

Want a transformation box after a user draws a polygon

I have built an application which allows users to draw a polygon inside another polygon. The two polygons are in different layers for some application specific reasons. After the user draws a polygon, ...
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0answers
357 views

Updating leaflet variable using dajax?

Really, I think this a somewhat easy question for someone with some more experience in javascript programming. I have a Django app to map some locations using leaflet. I'm using dajax for some on ...
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6answers
1k views

WKB to WKT JavaScript function

Turns out json isn't so good at transporting binary data. But with HTML5, XHR2 is now capable of transferring blobs cleanly. I'm looking to transfer binary geometry (to save bandwidth) and decode it ...
4
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1answer
211 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 ...
3
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2answers
426 views

How to upload polygon data for appending to a geodatabase via a JS API web application

After a many hours of research, I am having a hard time determining the feasibility of an application I am trying to build. Basic proposed functionality is: user logs in, uploads polygon (either ...
0
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1answer
210 views

How to add offset to layer in OpenLayers?

As the title suggests,I have GeoJSON vectors on OpenLayers map where user should add X/Y offset (i.e 5 meters north,5 meters east).I plan to add some control for it. Since vectors are drawn map with ...
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0answers
340 views

Google Maps v3 with Openlayers - First Zoom Level

I use Google Maps v3 in my application and I noticed a strange behavior, When I refresh the web page, the map zoomed out to display the whole map then get back to the zoom level I specify in my code. ...
10
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2answers
319 views

Instructor led Web mapping development courses?

Hey guys I have been messing around with programing for a while now and have gotten proficient with Python and have some interest in HTML 5 and Javascript. I have recently received a request for an ...
4
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1answer
375 views

What are offline/client geometry capabilities of ArcGIS JavaScript API?

Lately I've been going through ArcGIS JS API samples, but from what I've seen, it looks like all geometric functions always go through server, and use server side REST functions. There is no option to ...
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1answer
516 views

openlayers addUniqueValueRules default style not displaying

I'm trying to alter the colour of displayed points using addUniqueValueRules in OpenLayers. If I don't use addUniqueValueRules all my points display the default colour (green). However, when I add ...
0
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1answer
365 views

OpenLayers generate random polygon

I have a world map. I need randomly to generate polygons and render them on map. I have no problem with rendering, but can anybody suggest how to generate polygons with random geometry? (I need n ...
4
votes
1answer
4k views

How to use ArcGIS JavaScript API's map.centerAndZoom()?

I'm trying to get the map to move and zoom in to a point when a function is executed. Point gets selected, but without zoom. Interestingly when I zoom in to a random location and then execute the ...
1
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2answers
133 views

simplify point geometry

I have a great amount of points and I need to show them on map. I am using OpenLayers. Is it possible to simplify point geometry in order to speed up the process of rendering?
1
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1answer
530 views

How to convert EPSG:2163 coordinates to wgs84 in javascript

I'm currently testing a web app that calculates EPSG:2163 coordinates based on user interaction with a map created through d3.js. I wish to convert these coordinates to WGS84 in order to use various ...
1
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0answers
130 views

OpenLayers IE performance issues

I have an Openlayers map set up, it is all working well except in IE7 (which most of our users have) where performance is slow. I load in several layers of vector features and then switch these layers ...
1
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1answer
171 views

Display mouse position from graph on a map

i need to develop a web application which shows a map, that displays a GPS Route. So far I can do this using Openlayers or ArcGIS Server. Now I want to add an interactive graph below the map. In this ...
1
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0answers
19 views

upgrade from 1.3 to 3.3 javascript api for arcgis with jsviewer [duplicate]

I try to use jsviewer (v.1.0) in my application , but it doesn't work with JSAPI version uper than 1.3 . How can I work with both :jsviewer and the 3.3 JSAPI version? Thank you in advance
1
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0answers
1k views

User defined Polygon disappears with featureadded and selectfeature

I am trying to achieve the following functionality: 1. User draws a polygon. 2. Once complete, fetch features in that polygon( Using WFS). 3. On Select polygon, show the features that intersect that ...
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0answers
392 views

WFS Transaction geoserver Openlayers POST method

I tried to make a transaction data using WFS protocol with the save strategy and when I click on the save button and fetch with firebug I figure out that the POST method didn't receive any response ...
1
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1answer
412 views

OpenLayers is not adding marker to my map

I have an OpenLayers map and I create it using a JavaScript function. I then have a button which when pressed calls another JavaScript function which has code to add a marker to the map. For some ...
4
votes
1answer
1k views

Openlayers/Proj4js not transforming coordinates the first time

Something seems to be going wrong with my transformations. Before I added proj4js, transforming a coordinate went fine: new OpenLayers.LonLat(-1.0, 52.0).transform(new ...
1
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0answers
60 views

CQL Filter on WMS [duplicate]

I have CQL_Filter which filters WMS layer and displays only the points I asked for, The problem is that all features even the hidden, keep showing its popup when I click on their spot. So, as I ...
5
votes
1answer
3k views

PrintTask in ArcGIS Online JS Api

I'm using the PrintTask() function from the ArcGIS Online API. Works like a charm...untill you add your own graphics. When I don't run the addedAskedSymbolsToMap function in the code below, and only ...
1
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1answer
113 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 ...
3
votes
1answer
405 views

URL “ http:// <mygisServer>/ArcGIS/rest/service/GPTask/MapServer/jobs/<jobid>” not found in the ArcGIS Server?

I am Using ArcGIS Server 10.03 SP3. I created a geoprocessing service in the server which returns a result map service. I successfully created the gp service and map service with same name. I need to ...
7
votes
1answer
2k views

Possible ways to display maps offline, inside mobile hybrid app

I want to develop a mobile hybrid application to run on both Android & iPhone devices in which i want to display my own map data. I have the SHP files with the data i need. I have Geoserver and ...
2
votes
3answers
3k views

get latitude & longitude as per address given for leaflet

In my project I am using leaflet to display points. I am getting address from my database & want to show point for that particular address. I dident found anything which will give me latitude ...
1
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1answer
285 views

openlayers point intersection

For example, I have 2 points and I want to know if they intersect. If yes, I need to delete first points. Should I use OpenLayers .intersects method? Because it greatly depends on zoom level. Or ...
7
votes
3answers
2k views

CORS issue ArcGIS 10.1 IIS (Cross Origin Resource Sharing)

I have ArcGIS 10.1 installed with the web adapter for IIS. I've added a config file to the root of IIS7 to enable Cross Origin Resource Sharing (CORS) as per this page. I've pushed the cors enabled ...
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1answer
1k views

ESRI JS API - don't trigger onClick event when panning Map

I have a custom onClick handler for my map that is meant to add a point wherever the map is clicked. I'm finding that this function is triggered even when I click the map to pan. Is it possible to ...
0
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1answer
1k 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 ...