Tagged Questions

0
votes
0answers
21 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
26 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
34 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 ...
0
votes
0answers
25 views

How to specify field name in raster to feature conversion tool or intersect tool?

What I want to do : input: raster file, polygon feature layer process: Convert raster to polygon using IConversionOp.RasterDataToPolygonFeatureData Method Intersect resultant polygon feature class ...
2
votes
0answers
40 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
42 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 ...
0
votes
1answer
24 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
31 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
34 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
58 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
50 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
55 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
84 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 ...
7
votes
2answers
109 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 ...
2
votes
2answers
39 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
40 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
122 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
60 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
88 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
38 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
36 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
130 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
80 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
85 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
46 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
39 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
208 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
0answers
308 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
74 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
146 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
81 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
74 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
30 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
114 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
129 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
92 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
91 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
112 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
104 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
171 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 ...
1
vote
2answers
193 views

Data View/Layout View Changes - ArcMap 10

I have code that will hide a certain set of points from the view using an ExclusionSet, and then switch to layout view for printing. I noticed in my 9.1 version, when after I am done printing, and I ...
3
votes
1answer
65 views

How do you access the Draw toolbar symbol(s) from ArcObjects?

I'm dropping a text element onto a map and I'd like to use whatever settings the Draw toolbar has (font, size, color, etc). Is there a convenient way to access symbol interfaces? Or do you have to ...
5
votes
2answers
134 views

Is it possible to modify the ArcObjects IProgressDialog2?

It turns out that the best way to run long tasks in ArcMap is to use the IProgressDialog2. The BackgroundWorker in combination with ArcObjects (STA Threads) is a mess. However, it seems that the only ...
2
votes
1answer
109 views

How to create multiple dockable windows?

I am building an add-in and I have several different windows, which I open with the code below. This works fine. However, how can I create the same window n times? UID dockWinID = new UIDClass(); ...
3
votes
1answer
167 views

How to programmatically clear all layers from data frame?

I'm trying to create a button using VB.NET and ArcGIS 10 to clear the layers of my data frame. I know how to add layers, but I don't have any idea on how to delete/clear them. Any suggestions? ...
2
votes
2answers
58 views

How do I reach a layer inside a GroupLayer?

I am having problems in ArcObjects. I am struggling to get to the individual (feature-)layers inside a GroupLayer. Does anyone know how to do that ?
0
votes
1answer
35 views

GxFilterWorkspace allows a folder that is not a IWorkspace or IGxDatabase

I am trying to open a ArcGIS file browser. And For this, I used IGxDialog interface's DoModalOpen method. To specify what the user can select using a GxDialog browser is based on the filters ...
2
votes
1answer
92 views

Why IEnumFeature in ArcObjects returns duplicate features?

During development of ArcGis AddIn I've found strange behaviour of MapSelection when there are a lot of selected features. When I tryed to get selected features I've received duplicate features. So ...
0
votes
0answers
30 views

How can i fix the error of IApplication in Visual studio

I want to use IApplication interface in my program . but when i run my code, an exception occured in visual studio . i create an object from IApplication (IApplication paap) but i can't use it. help ...

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