An object-oriented programming language from Microsoft. It is the .NET version of the Visual Basic (VB) programming language.

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Error Input FeatureClass Arcgis 10 VB.net And 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 diso() ...
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110 views

ArcGIS Server - Polygon lines dimenstions

How to measure the lines of polygon . VB.NET + ArcGIS Server . I have ArcGIS Server 9.3 - WebADF - VB.NET
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175 views

Sending coordinates of features of any polygon featureclass to a table

I am trying to store x-coordinates and y-coordinates of a polygon feature in a table. But, i am getting an error message: Item not found in this collection. The code is like this: Do pFeature = ...
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190 views

How to get label text for each feature in vb.net in Arcview

I am trying to get text for the label that Arcview is going to place for each feature when the labeling is on, so that I can write it to a file. Since the labels may have complex operations involved, ...
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165 views

Map Algebra in VB.NET Add-In Tool

I'm trying to run a map algebra expression in a vb.net add-in, and can't seem to get it to work. It's a roving window that interpolates noData areas in a DEM. The expression works in the Python ...
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369 views

Create IPoint with Lat/Long in decimal degrees and Z in feet

I have written an ArcMap v10 AddIn that reads a folder of geotagged JPEG's and creates a new feature class where each point is the geotag information from on of the JPEG's. The issue is: The GPS ...
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1answer
375 views

Use field names in combobox

I am currently stuck on a problem surrounding ArcGIS Explorer and comboboxes What I am trying to do is use 3 comboboxes to do the following: View all features contained within ArcExplorer's table ...
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212 views

How can I denote the values of reclassification using variables?

I used the following lines of code to classify a raster. However, my problem is how can I denote the old and new classification values in the last code line using variables? Then number of values ...
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246 views

arcgis server 10, vb.net, adding dynamic data

i am using arcgis server 10, with visual web developer 2010 express edition. i downloaded "ArcGIS_AddDynamicData_VBNet\Default_ADF.aspx" project form ArcGIS Add dynamic data for ArcGIS Server 10. ...
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260 views

arcgis server 10, vb.net, non pooled service, web adf

i am running arcgis server 10. i created a A.MXD file, then started arcgis server and successfully added non-pooled service using A.MXD. i also installed visual web developer 2010 express and created ...
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1answer
139 views

vb.net arcobjects determine 'create features' on which layer

When I create new feature in editing session, I need to determine the new created feature is in which layer because after that have further more action on the layer. I wonder can this be done in ...
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2answers
101 views

feature store get NullReferenceException error

I am trying to update a field value according to the selected OBJECTID. But get System.NullReferenceException error. Don't know what's wrong with the code. My code is as follows: pActiveView ...
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1answer
272 views

Difference between 'point' and 'WKSpoint' in ArcGIS

I have to add 3-D points to make a polygon in ArcGIS using VB.NET. I have defined an IpointCollection and want to add points to this. I have options to add 'point' or 'pointcollection' or 'WKSpointz'. ...
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1answer
238 views

ArcGIS 10 export metadata to XML programmatically

I have some code that exports metadata from an iMetadata instance to a standalone XML file. This code uses the ExportXML type and the iMetadataExport interface (see below). Private Sub ...
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1answer
51 views

Split by attributes with 2 fields

I am using SplitLayerByAttributes toolbox. It’s a very useful tool for me to process certain activities. As you know, I can split the feature class as per 1 field. What if I want to split the features ...
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1answer
94 views

vb.net arcobjects - show fieldname

I try to show the field names (alias names) of a feature class. I found code snippet but I don't succeed to get it to run :( Can somebody tell me please what is wrong in the code? (System: Arcgis ...
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1answer
395 views

arcpy SearchCursor return a OBJECTID value not as an integer

I use summary statistics GP tool to extract the max OBJECTID from a feature layer. After that I use arcpy SerachCursor to get the OBJECTID value from the statistics, but the result returned is not an ...
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1answer
354 views

How to create a transparent buffer of a polyline?

I use vb.net arcobjects create a buffer around a polyline feature once it is selected. The problem is the buffer has a obvious colour. Since I have other functions on the selected feature, I cannot ...
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2answers
2k views

Find centroids of polyline and create point using Arcobject [closed]

I have one road feature class and one area feature class .What i have to do is i have to create a point at the centroids of the polylines of (road feature class) and find intersection of point with ...
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1answer
83 views

Divide a Square to a serval equal squares using Acrgis [closed]

hi i'm looking for an algorithm to split a square to a SEVERAL equal squares: i have only : x min , y min x max , y max please see picture (not valid picture only to describe problem): any ...
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1answer
91 views

How to smooth XY Co-ordinates of linear feature?

I need to smooth xy co-ordinates. see the image: In this case, i need to remove 5,6,7,8 and 9th co-ordinates or need to make those co-ordinates as a straight line between 4th and 5th. is there any ...
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2answers
168 views

How to read DGN using GDAL in VB.Net?

Reading a DGN file is a big problem for me. I tried more and more but can't find a way to read a dgn(v8) file by VB.Net. After many search, i found out that GDAL can read and write dgn file, but i 'm ...
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1answer
86 views

arcobjects determine when attribute dialog window closed

In arcmap, I choose to "Display the attributes dialog before storing new features" in editor options for several layers. I intend to do further development upon user closing the attribute dialog ...
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1answer
303 views

vb.net arcobjects mapping different field values in attribute table

I need to mapping different field values in an attribute table. The attribute table as follows: For example, I want to get the "DrainName" value when "BQ no." = "22/22" and "Segment ID" = ...
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1answer
55 views

vb.net arcobjects check if topology has error

I follow the esri example for validating topology, is it possible to tell whether topology error exists? The code I use: ' Step 1 - access a topology Dim topoUiD As UID = New UIDClass ...
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1answer
59 views

vb.net arcobjects validate topology ITopologyExtension and esriTEEventHint not declared

I am trying to use arcobjects with vb.net to validate a topology (already defined). I am caught even when I use the sample provided by ESRI. The code I use for accessing a topology is: Dim topoUiD ...
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1answer
144 views

ArcObjects - Geometry type select with Vbnet

How can I read the geometry type of shapefiles with ArcObjects and Vbnet? I want to check whether it is a point, polygon, or a line.
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2answers
184 views

How to find the coordinate system of an existing Map in arcGIS using VB.NET [closed]

I already have a georeferenced base map loaded in ArcMap. I want to find the spatial reference of this map and assign the same coordinate system to a polygon that I created. I can not get a start with ...
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2answers
122 views

Inverse of Selected Records using ArcObjects? [closed]

What is the Process to find the inverse of selected data from featureclass using vb.net arcobject?
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1answer
148 views

Geometry to Shapefile

From importing the shapefile to postgis, its geometry is added to the database postgresql. The question, how can I load the shapefile in the Visual Basic.Net using the geometry in the database ?
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1answer
87 views

How to fire .NET code in my ArcGIS application from javascript?

So I'm developing a .NET desktop application for ArcGIS in VB. As a new part of the application I have developed an SVG / Javascript map as a 'loading screen' where you select your dataset to load ...
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1answer
581 views

adding custom tools to a toolbar

I have created 3 custom tools, using vb.net, to run in ArcGIS. They all runs fine.They are inside a same project, in three different tool classes . Now i want them all to be added in a single toolbar, ...
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2answers
165 views

How to maintain many-to-many relationship between feature class and table with multiple disconnected editors?

I have an application coded with VB.NET (ArcGIS Engine) and its functionality is: digitize a parcel and enter information for its owners, so i have a M-N relationship between them. every parcel has ...
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1answer
5k views

“Error HRESULT E_FAIL has been returned from a call to a COM component.” during using geoprocessor by VB.net

I am also get a error shows like "Error HRESULT E_FAIL has been returned from a call to a COM component." And the Exception snapshot shows the "stacktrace" is at ...
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2answers
286 views

Geoprocessor: using arc toolbox in vb.net

i am doing the following in order to use the predefined tool points to line in arctool box Dim ptoline As ESRI.ArcGIS.DataManagementTools.PointsToLine = New ...
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1answer
144 views

How to access functions from another project in vb2010

I have written a project which has common functions in Visual Basic 2010 i.e. Visual Studio 2010. for e.g. Public Function FlashPolygon(pDisplay As IScreenDisplay, pGeometry As IGeometry) Dim ...
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1answer
161 views

Problem with ArcGIS annotation

i have a problem with annotation (ok i will explain) : in database i have : parcelle : a geometry table that contain polygons personne : a table contain parcel's owners pll_personne : is the ...
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1answer
114 views

Unable to update integers in PGDB table field using ArcObjects

Dim pLinerow As IRow pLinerow = ptable.CreateRow pLinerow.Value(pLinerow.Fields.FindField("IS_CLOSED")) = 0 when this code is executed, the below mentioned error is returned, "Error HRESULT ...
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4answers
382 views

How to solve a run-time error in Thiessen polygons command line

Well I revise my post by giving more information for my problem hoping I may get some help please. I call Procedure 2 from a loop that is within Procedure 1 (see below). The program stacks in the ...
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1answer
925 views

Exception from HRESULT Error - Update Attributes

I have a form that allows users to update attribute information for selected features...but I'm recieving the error: "Exception from HRESULT: 0x80041051" when it tries to update the data. I'm using ...
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1answer
287 views

Modifying “value” field of raster attribute table using ArcObjects? [on hold]

Can I modify the values of the "Value" field of a raster attribute table using ArcObjects, and if yes how?
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0answers
36 views

Maplex labeling don't work?

I have a problem with the application of Maplex label, I use arcobjects with VB.net This is code, gives no error but it appears just standard labels. Public Sub Show_MaplexLabel(ByVal ...
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0answers
46 views

VB.net Converting UTM to Lat/Lon (State Plane with WKID) - ArcGis

I have looked at many libraries. Many simply don't work, others are very poorly documented. I have a very long list of X/Y coordinates (US FT) and an associated WKID. I am trying to convert that to ...
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0answers
28 views

Finding nearest point on polygon if layer has more than one polygon using ArcMap AddIn?

I am developing an application using ArcGIS .net add-in. An application generates some maps based on point and polygon datasets. In that, I am able to find the polygons within the search distance. ...
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1answer
32 views

Finding whether point on polygon or not in ArcGIS VB.NET?

I am working on GIS application. I am trying to find whether a point is located within a polygon or not. I have written a piece of code for this using Relational operator but the Contains() method of ...
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0answers
73 views

how to write expression with vb.net in mapwingis (ShapefileCategory.Expression)

I would like to give color to the map with new category. to make must make previous expression. I've tried but still failed. What is wrong ? Please help me. Dim category As ...
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1answer
38 views

How to use an array for buffer

I want to to use an array to create 3 buffer files with different buffer distances. The code should produce 3 buffer files in one step. Additionally, the code below runs already after using an ArcGIS ...
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1answer
148 views

Initial state of VB .net checkbox to toggle ArcMap layer visibility

I have a checkbox control as part of an ArcMap add-in with a dockable window in VB .net that turns a particular layer's visibility on and off in ArcMap. The initial state is set to "unchecked". But, ...
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85 views

Export map and mailing data via a console application in VB.NET?

Problem: A client saw a JavasScript demo and would like some of its functionality replicated in VB.NET. I don't understand how the JavaScript demo works nor how to convert it to VB.NET. I have also ...
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134 views

How to find co-ordinates of two intersecting features (circle and polyline) in vb.net using arcobjects?

I am new to arcobjects and i want to find the co-ordinates of the intersection points of a circular arc and a polyline. Can somebody please help me with this. I've tried the following code but it is ...