Tagged Questions

5
votes
3answers
154 views

Migrate in a new programming GIS language

The last five years I have been working with VBA and ArcObjects for developing a specific application within ArcGIS. That project that began around 2008-2009 carried out with VBA and ArcObjects which ...
2
votes
1answer
32 views

How to replicate an unversioned SDE geodatabase to a file geodatabase?

I need to implement a process for creating a file geodatabase copy (a read-only snapshot, essentially) of a production SDE geodatabase without using versioning, adding global ID columns, etc. I cannot ...
0
votes
0answers
62 views

How to learn Arc objects (.NET, C#) for desktop applications but having only Arcmap desktop license

How to learn .NET and C# for desktop applications but i have only desktop license. I want to upgrade my self in the development side so i'm trying to learn this stuff and i'm searching all the ...
2
votes
1answer
27 views

arcgis graph vs .net graph

I am trying to show some elevation/cross section data in a graph. I am trying to do this in arcgis graphs. But because of my previous graph work was in .net, I found arcobjects.net API for graphing is ...
2
votes
1answer
71 views

Why does copy convert my Tiff raster value range?

Recently I have worked with some raster dataset. And I found there are different kind of raster dataset. Till now I have worked with grid type raster dataset and my add-in works fine with this type. ...
2
votes
0answers
28 views

How to add individual layer of WMS group layer to ArcMap?

I am attempting to add a single WMS layer that is part of a WMS service group layer. I am writing code to do this using ArcObjects in C# .Net. So far I have been unsuccessful. I can either only add ...
1
vote
1answer
69 views

Loading an extension-related mxd in ArcMap by double clicking it

I am currently working in a company offering GIS solutions, and using ArcGIS tools on a daily basis. One of their main products is an ArcMap extension, which I am assigned on to correct some remaining ...
1
vote
0answers
51 views

Can't order/sort String columns in ArcMap attribute table

I am new to this site as a registered user and new to GIS in general, and it has proven quite useful to me. I have a very annoying problem with the attribute table being filled by an ArcMap ...
2
votes
0answers
24 views

ArcObjects: Custom GP tools: GPCompositeDataType and DataType

I got an issue with the parameter value's datatype returned when using composite type parameters. In my case, I create a composite of DEWorkspaceType and DEFeatureClassType: IGPCompositeDataType ...
1
vote
1answer
75 views

Getting started with development for ArcGIS Server

I'm currently working on upgrading a C# web service I wrote a couple of years ago built against ArcGIS Server to ArcGIS Server 10. The application in question does some basic spatial queries and ...
0
votes
0answers
47 views

Is snapping working when changing from NAD83(decimal degree) to NAD83 Zone UTM 11N(meters)?

I've used the following ESRI snippet to Convert the display extents in Pixels (at the current map scale) and then return out the map units. public System.Double ...
1
vote
1answer
49 views

ArcGIS crashes with no error number in Visual Studio

I've been developing Add-ins for a while with Visual Studio 2008 and ArcGIS 10. But in my new Add-in development process, I receive no error from Visual studio and ArcGIS crashes with error "Arcgis ...
3
votes
0answers
43 views

Differentiate between 10-based Locator and Other Locators

In ESRI documentation, it states that the IAdvancedIntersectionGeocoding interface is only available for use in older locators (9.3.1 and below). I have verified this statement. One major problem is ...
1
vote
1answer
46 views

HRESULT - IPersistStream.Save()

I have converted a VB6 project to C#, and there is one problem I cannot find documentation on. I am saving an IPropertySet to file by using IMemoryBlobStream and IPersistStream, as seen here: public ...
1
vote
1answer
45 views

ArcObjects IDataset.Copy causes program to crash

My implementation of IDataset.Copy continues to crash and I cannot figure out why. The program attempts to copy a shapefile from a temporary folder in one directory to a final folder in another ...
3
votes
1answer
25 views

Does IDistanceOP.EucDistanceFull require a projected coordinate system?

I have designed an implementation of ArcObjects' IDistanceOP.EucDistanceFull. It takes its input as a feature class and converts it to a GeoDataset with which EucDistanceFull can work with. It works ...
2
votes
1answer
33 views

Trouble storing an IMap with ArcObjects 10 and IPersistStream

I'm storing a reference to an IMap in a custom object (which is stored by a custom extension) so that it can listen to map events. When I save the custom object using IPersistStream and then reload ...
0
votes
1answer
47 views

How to set Symbology On Create Feature Window using arcobjects?

programmatically I set the custom symbology for the layers. When i started the edit session programmatically, the create feature window did not show the respective symbology assigned to feature. pl ...
2
votes
1answer
63 views

Arcgis 10.0 desktop: how to clear All transformations from map

I have a custom extension which adds some custom transformations to the map. When turned off, the extension is supposed to remove all the added transformations. However, when calling ...
3
votes
1answer
67 views

Set unique values to different groups programmatically

I have a polyline feature layer. After doing some computation, I update a field of that layer and want to set unique color for different value of that field. We can do this from symbology using unique ...
2
votes
0answers
65 views

Geodesic distance between two polygons in ArcGIS

Does the IGeometryServer2 interface work in desktop applications? My solution is an Add-in for ArcGIS 10. I'm currently passing it two valid polygon features that are in a projected coordinate system. ...
2
votes
1answer
128 views

ComException -2147467259 Arcgis 10 VB.net +Geoprocessing

I have a problem when i execute GeoProcessing in ArcEngine 10 with VB.net i had create the toolbox : Models.tbx and Model Process : disolveRoute with 2 parameters My Function is : Sub ...
8
votes
2answers
139 views

Arcobjects, mystery green lines in the Layout View produced during script execution

Could any of Arcobjects guru tell me, what are these green lines on my Page Layout and what to do, or not to do, so they do not appear? See image attached. I do used Arcobjects from Python. My script ...
1
vote
0answers
50 views

ArcGIS Add-In Project to Standard Library Project

I have been developing an ArcGIS 10 Add-In tool, but requirements changed halfway through development. Fortunately, this isn't changing any of the code, but I just need to be able to compile the ...
2
votes
2answers
43 views

How to create a turn restriction in ArcObjects

I am having difficulties creating turn restrictions in ArcObjects. I have found a way to Add a a network turn to restrictions through the INetworkForwardStarEx.AddTurnRestriction() interface. But how ...
2
votes
1answer
50 views

Arcobjects: DisplayTransformation.FromMapPoint() transforms wrong

I want to transform map coords into page coords in ArcObjects in Python. So I do, say: >>> pApp = NewObj(esriFrame.AppROT, esriFrame.IAppROT).Item(0) >>> pDoc = pApp.Document ...
1
vote
1answer
182 views

Get the distance from a point on a polyline to polyline's from point

I have a polyline and a point on the polyline. I need to find the distance from the from point of the polyline to that point. ICurve.QueryPoint method does the opposite thing. It gives a point ...
4
votes
1answer
69 views

How can I query lines that meet in endpoints, and show the result in clockwise order

I have some polylines - roads. They meet in an intersection like on the picture: I want to find out which roads meets Road A - endpoint to endpoint - and i want to know the clockwise order of the ...
2
votes
1answer
105 views

Write string to status bar that doesn't go away

I'm attempting to write the number of items matching a given query to the statusbar. when i debug through the code, i am able to step through and see the message hit the statusbar, but then it ...
2
votes
1answer
44 views

Reading Attributes from Attributed Relationship Class ArcObjects

I have an M-N relationship class with attributes. I am listening to the IRelationshipClassEvents.OnCreate Event event to see if any new relations are created. How can I read these attributes from an ...
0
votes
0answers
43 views

ArcEngine crashes on IProjectedCoordinateSystemEdit.Define

I need to create a projected coordinate system in my ArcEngine (Version 10.0) application from this .prj-file. Since I don't want to load from a file (with ...
1
vote
2answers
171 views

Get Number of Rows, ArcObjects (VBA 6.0)

I am sorry to bother with what may be an easy question for most of you but i am new to ArcObjects (VBA 6.0) in ArcMap (ArcGIS 10.0) and i am really struggling here. I am trying to count the number of ...
1
vote
0answers
88 views

What is the correct way to handle assembly resolution in .NET ArcGIS add-ins?

This has been a thorn in my side for some time now -- in .NET ArcGIS add-ins, assembly dependencies packaged with the add-in are often not resolved correctly. I am still not sure why and under which ...
2
votes
1answer
89 views

Can't cast from IFeatureClass to IFeatureClassLoad [duplicate]

I'm attempting to load a large number of features (up to 310k) into a feature class. It is functional at the moment, but speed is a major issue. It takes about .42 seconds per 1000 features. I've ...
2
votes
1answer
52 views

Personal Geodatabase: Access speed up due the use of RelationshipClasses?

I've a special question about the effects of RelationshipClasses. For some reasons I've created a Personal Geodatabase and imported two features from Shape-Files and created an own table. For ...
1
vote
1answer
46 views

IGPFunction2.Execute() never triggers when using IEnumLayer.Next() when run in background

I got a strange issue in GP tool I don't really understand: In my IGPFunction2.UpdateMessages() method, I use the following code to traverse all layers: IEnumLayer enumLayer = ...
2
votes
1answer
285 views

How to get all selected features from a specific feature class in C#

I am looking for a way to get all selected features from a map which belongs to a specific feature class (shape file, geo database,…). To be more specific and to give you a real case for my ...
1
vote
1answer
385 views

Calculate polygon area inside extent

We're using ArcMap 10.0 sp5, creating a tool in c# using the ArcObjects sdk. Is there a built in function or simple set of steps that calculates the area of each feature of a polygon layer within a ...
2
votes
1answer
95 views

how to add the label for located charts in ArcGIS

I am creating a Location Pie chart for my study area using Male and Female population in ArcGIS software, the software creates for legend of charts but I want to create a label on chart itself, how to ...
2
votes
1answer
184 views

Benefits of relationship classes and how they can be accessed in c#

At the moment I've a personal geodatabase with two imported feature classes from shape files and an own created table. This table has columns for the IDs of the elements in the two feature classes. ...
2
votes
1answer
88 views

How to search an ITable with conditions [duplicate]

At the moment I am searching for the most effective method of searching an ITable with one or more conditions (like where clauses). I can perform it manually by iterating through each row and proof ...
2
votes
1answer
76 views

IGeometryBridge.GetPoints throws NotImplementedException. Am I doing something wrong?

I am working on some .NET code that processes lots of polygon geometries at the vertex level. In order to reduce COM interop overhead, I want to call IGeometryBridge2.GetPoints once instead of calling ...
1
vote
0answers
36 views

What affects the kind of date (local vs. UTC vs unspecified) on JTXJobClass.StartedDate?

I am accessing the JTXJobClass.StartedDate for a JTX Job (with IJTXJob3). I am getting an unspecified DateTime.Kind value. The value appears to be UTC (iirc, WMX always stores UTC in the database ...
6
votes
3answers
122 views

What is the best practice for editing feature class?

I am working with some feature classes. I create those feature classes using my add-in. User can add/ delete features from these feature classes clicking on "add", "delete" buttons and selecting ...
2
votes
2answers
140 views

How to cancel SaveEdits/StopEdits button press (ArcObjects)?

I have an interesting situation.Suppose a user creates 10 features in ArcMap in an edit session. Now the user tries to save this edits by clicking save edits or stop edits button. I would be ...
1
vote
1answer
98 views

ArcGIS10 VBA requires library references

I just upgraded from ArcGIS 9.2 to 10.0, and I'm trying to create some tools using VBA. It doesn't recognize any of the ArcObjects Classes, Interfaces, or Constants unless the reference includes its ...
2
votes
1answer
94 views

Getting Error while exporting

I am making an addin to create subsets and export them to a new workspace. I have stepped through my program and getting error at this particular line while running the addin: ...
1
vote
1answer
123 views

in_memory input to geoprocessor tool not returning expected results

When the input to the following method is a feature class on disk the geoprocessor gives the expected results. However, when I pass in a feature class that is created via arcobjects to an in_memory ...
4
votes
2answers
112 views

How do I get the extent of a rotated data frame in map units from the Layout View?

I need to get the real extent of a rotated data frame in map units from the Layout View using ArcObjects. I've checked previous discussions on the subject: How do I obtain the envelope of a data ...
4
votes
3answers
194 views

Is it possible to target an ArcMap add-in to an earlier version?

My development environment is Visual studio 2010 with ArcGIS Desktop 10.1 installed. I need my add-in to support 10.0 AND 10.1. Right now, if I try to install it on ArcMap 10.0, it fails. Is it ...

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