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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
2k 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
220 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
433 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
288 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
209 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
379 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 ...
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1answer
218 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 ...
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2answers
450 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 ...
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1answer
222 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
346 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. ...
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2answers
321 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 ...
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1answer
402 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
533 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 ...
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1answer
380 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 ...
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1answer
5k 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 ...
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2answers
137 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?
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1answer
553 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 ...
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0answers
131 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 ...
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1answer
179 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 ...
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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
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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
408 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 ...
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1answer
430 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 ...
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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 ...
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0answers
61 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 ...
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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 ...
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1answer
121 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
424 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 ...
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1answer
304 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 ...
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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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votes
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
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 ...
5
votes
3answers
1k views

Create buffer around point in LeafletJS?

I am using LeafletJS. I want to create buffer around point. after Selecting a point buffer radius will be specifed by user in feet. After searching of awhile I found this link of JSTS. does JSTS ...
2
votes
1answer
575 views

call child div function from parent (not using window.opener)

This is a a Javascript/JQuery question that is directly related to the ArcGIS Javascript API... I have a map div created using a 'data' tag in HTML, which becomes visible on a button click. (I'll ...
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1answer
2k views

How do I create a basic image layer as a base layer in OpenLayers?

I'm trying to create a map using OpenLayers which uses a png image as a base layer but I'm having a bit of trouble. I'm not too familiar with OpenLayers as I have only come across it today and thought ...
0
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1answer
288 views

openlayers how to get feature info on form submit?

I have an OpenLayers pop-up with a form on selectFeature (WFS-T). Can I recover the feature.attributes in the form's onSubmit? e.g: the form in the popup var content = '<form ...
1
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1answer
238 views

OpenLayers OSM layer

I need to define an layer in OpenLayers just showing world map. The most simpliest variant is to create OSM layer. When I do like this: var layer = new OpenLayers.Layer.OSM("OSM"); ...
0
votes
1answer
929 views

zoom to extent of several vector layers

I'm trying to zoom to the extent of several vector layers data. I've tried to create a new OpenLayers.Bounds bounds and to add a 'loadend' for each OpenLayers.Layer.Vector to increase bounds, but ...
2
votes
2answers
2k views

Add point to center of polygon graphic in the Esri javascript api

I’m using the ESRI JavaScript API 3.3 to develop an application. I am selecting parcels and adding a graphic for the selected polygon. What I would like to do is add a point marker to the center of ...
3
votes
1answer
3k views

ESRI Javascript API Export to Shapefile and CSV

I am working on a Javascript Web Application using the ESRI Javascript API v3.3. My application allows the user to edit and query data and also provides a table for attributes. I would like the user ...
2
votes
2answers
283 views

How can I convert esriMeters to Lat/Lng?

I am pulling a JSON list of features into a web page. The points come as esriMeters and the rest of my app uses Lat/Lng. How can I do this conversion in the browser (javascript)?
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1answer
184 views

esri.tasks.PrintTask won't print WMS layers hosted by non-ESRI servers

I'm using the ESRI Javascript API. My esri.Map is successfully displaying WMS layers via esri.layers.WMSLayer. Some of the WMS layers are hosted by an ArcGIS Server and some are hosted by non-ESRI ...
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2answers
2k views

Spatial query in ArcGIS Javascript Api 3.1

I have scenario in which I have to select features drawing a polygon and and get the attribute values in to a tables or lists.The features on the map consist of polygon, line,point at the same time so ...
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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 ...
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1answer
687 views

Arcgis Server - Highlight Identified Features

I am identifying features from an ArcGISDynamicMapServiceLayer All the sublayers can be toggle on/off and when identifying, only the visible layers are queried/returned. Below are the initIdentify ...
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1answer
2k views

create polylines with different colors in leaflet

I have one function which creates poly line & adds that polyline to map function makeRoute(e) { if(pointsSelection.length > 0) { pointsSelection.push(e.target.getLatLng()); ...