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

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vb.net arcobjects validate topology function only works after I use arcmap topology tool validate topology first

I find a strange thing occasionally, I have a validate topology function developed by vb.net arcobjects. It work not properly. The case is: open arcmap start editing use my validate topology ...
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45 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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62 views

How do I check what type of mapsurround is on the map?

I want to have the program add a scalebar to the map, but only if there isn't one already on the map. The code below works for legends, but when I try to replace ILegend with IScalebar it doesn't ...
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1answer
50 views

Working with topology errors sample code error

I am following the sample code from ESRI for checking topology errors using vb.net. But in my workspace an error happened. My code is listed below: ' Step 1 - access a topology Dim topoUiD As ...
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66 views

ArcMap add-in (vb.net) datagridview will crash map when right click on the title part

I find the problem accidentally. In my ArcMap add-in, there is a search function which allows the user to search the geodb based on the value of a field. It works fine but today when I right click the ...
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1answer
76 views

Access a topology sample code runtime error when define ITopologyExtension

I encountered a runtime error when I used the sample code from ESRI on Accessing a topology. The sample code is as follows: Dim topoUiD As UID = New UIDClass topoUiD.Value = ...
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29 views

vb.net arcobjects “current no topology available”

I am using ArcMap add-in to perform a topology validation. I have defined a topology in the geodatabase and add it in ArcMap TOC. When I try to get the current topology using ArcObjects, I get this ...
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76 views

IMap.FeatureSelection get the selected feature field value always return -1

I am following the sample code of ArcObjects (vb.net) of IMap::FeatureSelection, I want to get 1 field value of all selected features. unfortunately I always get the value -1, any idea on it? The ...
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3answers
347 views

ArcGIS Geoprocessing and 32/64 bit architecture Issue

I am coding a VB.net console application using ArcObjects to call ArcGIS 10.1 geoprocessing tools. I have several geoprocessing calls that actually work, but that pop up an irritating message box when ...
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1answer
246 views

vb.net ArcObjects is there a function the same as “Select Features by Polygon” of ArcMap's tool

I want to know whether there is a function provided by ArcObjects (vb.net) to realize the "Select Features by Polygon" on ArcMap (shown below). I am using VS 2012 (vb.net) and ArcObjects 10.2.2, ...
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5answers
3k views

How can I find the farthest point from a set of existing points?

I have a set of points as a shapefile and I want to find (the coordinates) of a new point which will have the longest possible distance from each of the existing points. Is that possible? If yes, is ...
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36 views

Can arcobjects validate topology globally

I want to develop a function which allow user to validate a topology in the whole map wide. But from what I searching from internet, to validate a topology, a dirty area (polygon) must be defined, ...
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1answer
99 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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1answer
41 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
141 views

Error while scripting ArcGIS in VB.NET “Exception from HRESULT: 0x80040202”

I am getting this Run time Error while coding ArcGIS in VB.NET script to calculate distance between two 3-D objects. “Exception from HRESULT: 0x80040202” I tried to understand the problem but ...
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1answer
81 views

Code to get featureclass name from existing topology

I am creating and validating topology through vb.net and arcobject code.Things are running fine as I am able to add rule and validate it . Problem is when once the program is run and topology is ...
3
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2answers
526 views

ArcObjects Geoprocessing Failures

I am working on launching the GenerateNearTable using the ArcObjects Assembly method. I have the advanced license (10.1), so the tool is available. The code to launch geoprocessing is: Private ...
2
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1answer
281 views

Update attributes during edit session using ArcObjects

I have made an attempt to create an ArcObjects addin to help with some workflows here in the office. I apologize in advance if I have something fundamentally wrong with the code. This is my first ...
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1answer
113 views

Distance analysis of 3-D surface in ArcGIS using VB.NET

Using VB.NET I created a 3D polygon in ArcGIS to model a fault plane and now I want to find two different distances from a point on earth's surface. How to go about this? Can some one help with the ...
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2answers
135 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 ...
0
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1answer
126 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
52 views

How to create a TIN in arcGIS from 5 points using VB.NET

I am asking this question as I do not have any experience in VB.NET coding. I tried to follow ESRI help but I did not quite understand it. I have 5 points with X,Y and Z dimensions. How to add these 5 ...
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1answer
76 views

How to enable 3D analyst in ArcGIS through VB.NET?

I tried to create a TIN and suddenly an error comes saying "3D analyst is not enabled". In ArcGIS it can be done through managing extensions. How to do it through vb.net ?
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2answers
86 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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2answers
815 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 ...
3
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1answer
73 views

Is extrusion of a line (which is curved) into a plane at a certain angle possible in ArcGIS?

I have a polyline shape file which is a fault trace on earth's surface. I want to extrude this into a 3-D plane at a certain angle (which is dip angle of the fault). However, the extruded plane ...
2
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1answer
192 views

Dissolving stream orders using Python rather than VB script?

I've been trying to dissolve streams, using orders programatically and I came across this VB script. The reason is that if I use ArcGIS dissolve, it merges the confluence of the same orders. I would ...
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1answer
143 views

VB.Net Field Population Methods

Disclaimer: I am basically brand new to VB.NET and ArcObjects. I am computing some statistics as a component of a larger arcobject script. I write these components to an ITable. This ITable is ...
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0answers
26 views

Menu - onCreate Event

In ArcObjects, the Class 'BaseCommand' has 'OnCreate' method(to handle oncreate event). Similarly is there any equivalent method available for Menu ('BaseMenu' Class)?
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1answer
74 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
69 views

How do you determine when user is clicking the end point of an edit sketch using ArcObjects?

I am using vb.net working on ArcObjects. One requirement is to pop up a toolbox once the user click the end point (double click the point under editing status). So I want to know how can I know when ...
4
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3answers
289 views

How to number polygons according to their spatial relationships?

I have, for example, this layer in postgresql (polygons): table : poly (objectid: integer, num: integer, shape: geometry) I want to enumerate the polygons from left to right and top to bottom ...
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0answers
142 views

How to display labels from many-to-many relationship in ArcGIS 10 using VB.NET?

I have two tables in a geodatabase: parcel; and person 1 or + parcel, can have 1 or + person (relationship is many-to-many) Using VB.NET I can display all the parcel labelled with the ...
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1answer
373 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, ...
2
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0answers
209 views

How to add multiple shapefiles with VB.Net

I have created a toolbar add in for arc with a button that opens a form with 3 selections that are shapefiles, once the shapefile is selected I click the Add Layer button. Currently I can only get one ...
0
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2answers
103 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
97 views

Printing a Form includes data grid and axmapcontrol

i have created a windows form with some controls in it like data grid and axmapcontrol, it seems that printform cannot print the content of the axmapcontrol. i need to create a table of data and a map ...
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2answers
179 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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47 views

Can we change envelope.expand parametres from double to metre

I wish to find all those line intersecting from point which are 8 metre away from the point.Let me expalin you what i did so far- pEnvelope=Frompt1.envelope pEnvelope.Expand(0.5, 0.5, true); And ...
1
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1answer
601 views

How to create point feature from longitude/latitude coordinates using ArcObjects and VB.net?

i Want to add a point feature to my feature class. an i want to enter the coordinates manually. here is what i am trying to do pworkspaceedit = pFeatureWorkspace ...
2
votes
3answers
693 views

How to calculate Polyline length in kilometres without changing projection from WGS84 (using ArcObjects)?

I have Road (polyline) feature class and I wish to find those roads whose length are greater than 500 kilometre. The feature class projection is in GCS_WGS_1984 and I do not want to change the ...
2
votes
3answers
302 views

How to find duplicate nodes in feature class using ArcObjects?

I am unable to find duplicate nodes in a Road network through my program. I have a polyline feature class as Road, and i want to find duplicates nodes in it. How can I generate a report of duplicate ...
2
votes
1answer
187 views

Writing an algorithm to find the most efficient line angle at which to draw lines

I've written a tool that fills a polygon in ArcMap with parallel lines at a user specified distance apart and at a user specified angle, written in vb.net and arcobjects. What i'm looking to do next ...
1
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1answer
116 views

Create Feature and store to different FGDB

Create Feature and store to different FGDB I'm creating a feature and I want to store it to a specific geodatabase. At the moment I'm using feature.Store() but it's not storing it to where I want. How ...
5
votes
1answer
940 views

Refresh Currently Open ArcMap Attribute Table using ArcObjects

I have written an ArcMap Addin (ArcMap 10.0) that allows a user to perform a join between an in-memory table and a feature class (feature layer) added to the TOC. I want the attribute table of the ...
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1answer
115 views

Geoserver Query

we are developing two application, the desktop and web application.. we are using vb.net for desktop application and drupal for web application.., what we are trying to achieve is plot a certain ...
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1answer
74 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 ...
0
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1answer
59 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
136 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
32 views

Assign a Value to a Customized Toolbar Item

I have developed a main toolbar that uses windows forms and arcobjects to write to sde databases. I am trying to extend the functionality of the toolbar to point to two different databases dependent ...