The ArcGIS JavaScript, Flex and Silverlight Web APIs offer a feature layer class for working with client-side graphic features. Feature layers are also used in various forms in ArcGIS Desktop, ArcGIS Explorer and other APIs.

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209 views

ESRI JS API : FeatureLayer : pure client side query?

so I've created this wrapper around feature layer where I create the empty feature layer as is in the API help page : new FeatureLayer(featureCollectionObject, options?) providing the first ...
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364 views

Update multiple features attributes in loop - JavaScript

I am trying to update multiple features in a feature layer through a loop. I have a feature layer that I would like to select and then assign someone to the features (through an attribute update. I ...
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16 views

Autopopulated combobox value passed to definition query - results won't display on map

I have a dojo combobox that is populated with unique values. The user chooses a value, and the value is passed to a definition query, and the results displayed on the map. I can't get the results to ...
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3answers
71 views

How to remove a feature class or table from the TOC? C#

This seems like a really simple process or snippet of code but the only thing I can find is the ClearLayers() method to clear all of the layers from the TOC. Basically what I want to achieve is to ...
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2answers
356 views

evt.layers undefined while trying to display Legend widget in Javascript API

I cannot get an ArcGIS Javascript API Legend widget to show up. An excerpt of my code is as follows. I believe I'm failing somewhere near the console.log that I call...undefined comes up in the ...
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124 views

ArcGIS javascript API setDefinitionExpression returns wrong result set

New to GIS and ArcGIS. I am trying to use the javascript API setDefinitionExpression to limit the output of a FeatureLayer on the map; however, the result set returned by the function is incorrect. ...
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144 views

arcgis javascript api featureLayer not available immediately upon show click event

I am adding a feature layer as such in my index.html file. featureLayer00 = new FeatureLayer("http://webadaptorserviceurl/MapServer/0",{ mode: FeatureLayer.MODE_ONDEMAND, id: "0", ...
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1answer
3k views

ESRI Javascript API: setting feature layer selection symbol

This seems like it should be a relatively simple thing to do, but for whatever reason I can't figure it out. I'm trying to add functionality to select a group of parcels as laid out in this example, ...
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258 views

Attribute Inspector for points - JavaScript API

I am attempting to get an application working where editors can click on a point feature and edit a form. I need the form to have a save button that when clicked will apply the edits to the feature. ...
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11 views

Cluster multiple feature server

I want to cluster different servers at a time, what I mean is this I have this feature servers: ...
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1answer
27 views

Feature Layers fail every second time the page loads, with “Error: Unable to complete operation”

If I create a very simple map based on the Feature Layer On Demand sample, and change the URL to my own feature layer, the map consistently fails every second time: Error: Unable to complete ...
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48 views

Error Creating Feature Layer from Parcel Fabric, Error 000732

Currently I am writing a python script that creates a feature layer from our parcel fabric and then appends that data into a different SDE feature class. The problem is that when executing ...
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39 views

ArcGIS JS api - how to hide attributes editor when new graphic is added

I use ArcGIS Javascript api in 3.12 version. I have followed this sample in order to display editing toolbar plus template picker. It works pretty good. However I would like to hide popup window with ...
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1answer
1k views

Can Arcmap 10 do change detection?

I have an assignment to find out changed areas of the two different layers ( let's say 2000 and 2010).the layers are vector. Is it possible to detect the changed areas by using Arcgis?
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57 views

query featureLayer using date field and Esri JS api

I can query a featureLayer in my javascript map to only show features meeting criteria for normal attributes (strings/integers), as below for example featurelayer.setDefinitionExpression("status = ...
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93 views

Cannot enable “Track Edits” on ArcGIS Online Feature Layer

I have a feature layer that is published to ArcGIS Online and being edited by users there. I am not able to enable "Track Edits" for this feature layer. Under the feature layer properties, when I ...
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1answer
75 views

Creating layers using definition query for each field in ArcPy?

I have a shapefile that contains a text field "Company" that i would like to use to run a definition query to create a layer file. I want to be able to create a layer for each company. I had a look ...
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1k views

How to count point features in polygon using ArcGIS API for JavaScript?

I have published in my ArcGIS Server two layers: A polygon one and a point feature one. Points are contained in polygons. I would like to know how to count the number of points belonging/contained to ...
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1answer
33 views

Is it possible to use the symbology of an already published map service, so as to create a renderer in javascript api?

I have created a map service with fixed symbology. I want to create a graphics layer which will use the same symbology, through a renderer. In other words, I want to use the already existing ...
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2answers
36 views

how can we save vector layer as a file in openlayers

Im using mapserver + openlayer for GIS API and im new to GIS. I'm done with drawing line, point and polygon features in openlayer. but not being able to save it in some shapefile afterwards i got to ...
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13 views

Cant find any feature event in Andriod arcgis as in JS or Flex

I have a feature layer containing only few feature points.I want to open a dialog on clicking these features as the layer contain only few points for optimization I used snapshot mode Now my problem ...
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1answer
571 views

ArcGIS API Javascript - FeatureLayer from json: problem with queries and popup

Hello everybody I've tried this code proposed by Derek Swingley in JSFIDDLE: JSFIDDLE-FeatureLayer from JSON Everything "seems" to work fine, but not always. If you go down to the closer scale (level ...
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0answers
143 views

Customizing map.on(“click”) while using default editor widget

My question is whether or not it is possible to use the default editor widget in my case given the needs of my application. My map consists of points displayed from four different FeatureLayers. They ...
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2answers
53 views

Cannot get my ArcGISLocalFeatureLayer to update when adding features

I have C# and XAML code that I would like to use to add features to a feature layer that is in a file geodatabase. This is how the feature layer is defined in the XAML code: ...
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1answer
119 views

how to allow null values in a feature-layer

I'm using ArcDesktop 10.2. I have 30 x,y locations that have 20 fields of numeric data, stored in an Excel spreadsheet. Some cells have no data, and I want those cells to be represented as null values ...
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1answer
63 views

ArcGIS feature class interprets Latitude/Longitude in meters instead of degress

I wanted to tie toegther some data from my database table to an ArcGis map. The table contained an Object_Id, GIS_LATITUDE and GIS_LONGITUDE column. I added the feature layer based on the table (x as ...
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1answer
86 views

Remove selected feature symbol

Background: I am dynamically populating a feature layer. On this feature layer I have set the symbol (as you can see) to a nice little .png image. Everything seems to work fine around the layer except ...
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54 views

Make FeatureClass that has a FileGeodatabase data source editable?

I wasn't able to find any documentation on this, but is it possible to use the Editor widget in the Esri JS API to edit a FeatureLayer whose data source is that's stored in a FileGeodatabase? I've ...
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99 views

Updating fields of feature layer and reflecting changes in original data

I am trying to write a script that will select points from a feature class that are within a polygon and update the fields within the original point feature class. The problem I'm running into is ...
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4answers
190 views

How to perform relational queries against an ArcSDE geodatabase using the ArcGIS API for JavaScript?

I have a geospatial database which contains both spatial and not-spatial tables I would like to publish my data on ArcGis for server and perform both simple and spatial queries. Also, foreign key ...
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1answer
76 views

Sending e-mail on feature update in ArcGIS JavaScript application?

We have an ArcGIS feature service that users can edit to change a "project status" attribute. An example would be a change from "pending" to "in-progress". Certain groups need to be notified when ...
2
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1answer
87 views

Get feature data from lat long input QGIS

In QGIS, I have a polygon dataset with feature data. I would like to extract data from this dataset using a latitude and longitude. To be more clear, I have a list of 1000 coordinates. I would like ...
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2answers
131 views

Can MakeFeatureLayer Object be Passed into ExportReport Function Layer Parameter?

I'm trying to pass an in memory layer object created from a feature class using Code: arcpy.MakeFeatureLayer_management() into the Code: arcpy.mapping.ExportReport() function. It's erroring out, ...
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74 views

Add annotation feature class to mxd with arcpy

From what I have researched, I'm pretty sure the answer is NO, but I want to make sure no one has found a work-around. Annotation feature classes in personal geodatabases need to be added to mxds. ...
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112 views

Mouse click event used gis application with much data

I will create an application that using my water pipes, electric cables, gas pipes service in a city. All of streets and roads including water pipes. My service is publishing pipes. My service like ...
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1answer
454 views

Difference between Make Feature Layer (Data Management) and using in_memory workspace?

I was wondering the difference is between Make Feature Layer (Data Management) and using an in_memory workspace? To me, one can use either to do some steps in memory, instead of writing data to a ...
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1answer
50 views

Selecting correct ArcGisFeatureLayer to query onSingleTap event?

My problem: I'm working on a Android (ArcGis) Attribute Editor following the sample code from their tutorials. The problem occurs when I have more than 1 ArcGisDynamicLayer and, more important, more ...
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1answer
126 views

ArcPy inconsistently accepts SQL queries for MakeFeatureLayer or SelectLayerByAttribute

I need to buffer a subset of features in a particular feature class. To do this, I am first creating a feature layer (using a SQL query to select only what I want), and then running Buffer. So my ...
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1answer
129 views

How to select behind feature which is overlapped with the same layer on QGIS 1.8.0

My issue: I received data which was created without "Avoid intersection of new polygon". There a few overlapped feature with the same layer. I could fine overlapped feature by the spatial query. But ...
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1answer
81 views

Compare two feature layers

I have a base layer on top of which I will plot two separate feature layers, one containing polygons and the other containing points. Now I have to find the points which plot into the polygon. I tried ...
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1answer
37 views

OpenLayers feature styling change by the baselayer

How can I have the style of the features on a vector layer depending on the OpenLayers' "base layer"? For example, some base layers are dark images and I need (for the contrast) the features to be ...
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1answer
73 views

How to add an IFeature to the Map and zoom to it ?

I have an ITable i cast it to an IFeatureLayerDefinition after casting it to an ILayer then to an IFeatureLayer, then i used my IFeatureLayerDefinition to get only one IFeature using the ...
2
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1answer
58 views

Can I convert an IFeature to ILayer and add it to the map?

I want to use FeatureClass.Search() to get a specific Feature and I want to convert this one to ILayer and set it to the Map, is there any way to do that?
2
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1answer
50 views

How to show a specific geometry on the map and hide the others?

I have a FeatureLayer, i used the method IFeatureLayer.Search() and the interface IQueryFilter to get a specific Feature, and i want to show only this Feature on the Map, how can i do that ?
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1answer
324 views

ESRI Silverlight API 3.1 query, edit, update issues in the code behind

Using ESRI Silverlight API 3.1, .NET Framework 4.0, ArcGIS Server 10.0 Is there a way to update an attribute in the code behind without looping through the featureLayer.Graphics? Or a way to call ...
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2answers
45 views

Copying feature layers

I am trying to copy feature layers using the following code, but get no results. Can anyone help me understand why the code does not work? import os import arcpy arcpy.env.workspace = ws = ...
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2answers
111 views

Select Layer by location does not work

I am having trouble using the "Select Layer by Location" tool. I want to select everything from shapefile A (green) that overlays with Shapefile B (red). Here is the raw data: And one example of ...
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1answer
197 views

Meaning of Spatial Join ERROR 000840: The value is not a Feature Layer?

I'm using ArcGIS (ArcMap) 10.2 to determine the relative location of points of land to a regulated area. I downloaded a layer (.lyr) file that displays the regulated area, and am able to display that ...
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117 views

Add Stacked Column Chart in InfoWindow

I want to add a a dojo stacked column chart to my InfoWindow (not pop up) that displays when a user clicks on a county in my map. The chart is based on land use information in each county layer from 3 ...
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73 views

Feature layer not loaded

I am developing an Android app using a Webmap with features created on ArcGIS Online. This webmap has a feature layer. I tried to load the basemap and then adding the feature layer, or tried to load ...