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8
votes
0answers
177 views

ArcObjects running in Addin slower?

I have created a class library which does some geoprocessing. The addin calls a class that is an async process. I have ensured the thread is STA and the arcobjects are thread safe (ie. not passed from ...
5
votes
0answers
282 views

Plugin Workspace: when to close an OleDbDataReader?

I'm developing a plugin workspace for ArcGIS. Internally, the plugin uses an OleDBconnection. All of the sample code I see seems to stress the importance of closing and disposing the connection. ...
4
votes
0answers
282 views

Translate Orientation from Sensor data to Geo location

I am tracking a device that might loose GPS signal then and there. And when the GPS signal is too low, I should use the accelerometer and Gyroscope sensors data to guess which way they should have ...
4
votes
0answers
665 views

How to find layer ID and name from Identify query using ArcGIS Web ADF?

I need to retrieve the layer ID of every layer returned by the IQueryFunctionality.Identify function (I am using ADF with .NET) Identify function spits out a DataTable array for layers which have ...
3
votes
0answers
108 views

ArcObjects Memory Leak with IWorkspaceEdit?

I have ArcGIS 10.1 installed. I have created a function for copying all of the features from one shapefile to another using IFeatureBuffer, now every time the function when it is called, it takes ...
3
votes
0answers
89 views

Temporary File GDB-based scratch workspace is not deleted after it is released

I have created a temporary File GDB-based scratch workspace as follows: var factoryType = Type.GetTypeFromProgID("esriDataSourcesGDB.FileGDBScratchWorkspaceFactory"); var factory = ...
3
votes
0answers
183 views

converting a distance to a map distance

I have a point and a polyline. I need to find the perpendicular distance between each segment of the polyline and the point. By each segemnt of the polyline I mean that, each polyline may contain more ...
3
votes
0answers
272 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 ...
3
votes
0answers
187 views

Closest set of points to another set of (predefined) points

I have 10 sets of points which I call templates that I have manually classified from 0 to 10. Each point is a X, Y coordinate in a text file. Each template has 5-8 points. I have new sets of points ...
3
votes
0answers
500 views

How to change page size of pagelayout for printing custom size?

I have a A3 printer (size: 297mm x 420mm). But I am wanting to print my pagelayout with paper size is: 265mm x 380mm I tried to change the page size of my pagelayout to 265mm x 380mm by using the ...
3
votes
0answers
835 views

leaflet - Drawing line following the road

Short version: What I wish to be able to do is drawing a polyline along part of a road. In that way marking certain houses, along this road. Long Version: I have several houses that I wish to mark ...
3
votes
0answers
154 views

Is it possible to add a command to the ArcMap Find dialog context menu?

I think I already know the answer to this... which is "no", but I wrote this up so I'll ask anyways. Is it possible using ArcObjects to extend/customize the ArcMap Find tool/dialog by adding a ...
3
votes
0answers
102 views

Modify feature: moving or change the shape

When the user make some edit on features on ArcMap, the user can make some changes like moving the feature ,edit the attribute or change the shape. how could i know if the user move the feature or ...
3
votes
0answers
242 views

Alternative to IMapServer2.ExportScaleBar

Does anyone know a good alternative to the IMapServer2.ExportScaleBar function? I want to do essentialy the same task, but outside the ArcGIS Server environment. For a given map scale, predefined ...
2
votes
0answers
88 views

Draw Polygons by Longitude/Latitude

I am getting sql spatial results from my database query that consists of long/lat of polygons. I am using these results in my c# windows form application. Now the problem I am facing is that how can I ...
2
votes
0answers
52 views

split polyline at specific distance

I am working on a project that uses sql server for geometry datatype and arcgis server and asp.net website and entity framework for data access and arcgis javascript api for map viewer. I want to ...
2
votes
0answers
708 views

Editing Feature Class using ArcObjects

I have a problem with editing feature class using arc Objects.Indeed I am working on it for a while and cant find any solution into doing it..I asked a question before about how to connect to database ...
2
votes
0answers
191 views

Performance issue with SQLite + Spatialite + C#

I am having a performance issue with SQLite database (.db) which extends to SPATIALITE I am trying to update Geometry of 1,00,000 records in database (.db) which taking around 50 minutes. Too much ...
2
votes
0answers
357 views

Calculate Width and Height of a Google Static Maps Image

Do you know how to calculate the width and height (in degrees minutes) of a Google Static Maps image? I’ve found it extremely difficult. The only information you have is: - The centre of the image ...
2
votes
0answers
81 views

How to refresh a IDockableWindow with a DGV

I am having a IDockableWindow which will display a row of data which is a DATATABLE on DGV. below is my code. Page1.cs: private void toolStripMenuItem_Open_detail_page_Click(object sender, ...
2
votes
0answers
420 views

How to start developing with Jeppesen C-MAP?

I've just downloaded all the contents from the FTP of Jeppesen for their product called C-MAP CM93. I've been reading the documentation contained in the SDK folders, but I can't figure out how to ...
2
votes
0answers
249 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
0answers
403 views

Can I use an Update cursor with a versioned feature class which has attachments in ArcObjects .NET

I have a problem with my code (C# ArcObjects 10.1). We are trying to update and insert 10 - 15 rows at a time into a feature class hosted in ArcSDE 10.1 on SQL Server 2008 R2. We have a feature class ...
2
votes
0answers
661 views

How to copy a feature class within the same GDB

I'm trying to copy/clone a feature class within the same file gdb using C#. I've figured out that this won't work with IDataset or IFeatureDataset. So far I only found IGeoDBDataTransfer.Transfer but ...
2
votes
0answers
215 views

Processing arcobjects cursor is taking long time

I am maintaining a code on arcobjects 10.1, and there is a bug happening. I have a code that is parsing through a cursor, and generate a where clause statement to run it on a second query. So the code ...
2
votes
0answers
150 views

Ogr: How to add layer description to dgn?

I have created a dgn-file using Ogr, but can't find a way to fill out the description for this layer programatically. (something like _dgnLayer.Description = "Highways") opts.Add("SEED=" + ...
2
votes
0answers
243 views

AxSymbologyControl via WindowsFormsHost in WPF (ArcMap Add In Project)

I need a way to offer the user a choice of color ramps for the ClassBreaksRenderer. I came across the AxSymbologyControl which was designed for WinForms. I tried also ESRIs (WinForms) example project ...
2
votes
0answers
293 views

Creating a new map frame: Error HRESULT E_FAIL has been returned from a call to a COM component

I am trying to create a new map frame in the PageLayout Control. But I got the error: Error HRESULT E_FAIL has been returned from a call to a COM component at the method AddElement. Please see ...
2
votes
0answers
135 views

How to print two pagelayout on two sides at the same time ?

I am having a PageLayoutControl with name: PageControl1. I used below codes for printing it: public override void OnClick() { try { PrintDialog ...
2
votes
0answers
263 views

How to set the font size of ITextElement if only know Height of the text?

When I read text elements from a .dgn file. I only can get the "height", "length" attribute of the text (it doesn't have a "size" attribute) (example: total height = 0.9; total length = 8.6). I need ...
2
votes
0answers
292 views

Store elements of Imap into BLOB fields using IPersistStream

I have an IMap (include elements: text, line) and I want to store it into a field of a table in SQL, so I can load it again later. I used below codes, but I got an the error : public class Test { ...
2
votes
0answers
612 views

Using labels/attributes from arcMap to display information

I am wanting to take the labels/attributes that are used in arcMap and display them in an InfoWindow when the user clicks on the map point. I really have no idea where to start on this so any help ...
2
votes
0answers
94 views

Map Package is not showing points on map

I am fairly new to GIS, but I am working on an interactive legend and I need to just be able to add a map package to the xaml and it place the points on the map. The legend seems to be working. All of ...
2
votes
0answers
220 views

GAUL: Genetic Algorithm Utility Library has anyone use it in a C# solution?

The GAUL library is the library used for Pgrouting to do some of its functions. Has anyone use this library in a C# solution? If you do, do you have the wrappers needed for this or could you point ...
2
votes
0answers
273 views

How can I free esriControls.ControlsSelectTool? Or is it leaking memory?

In my application I have isues with unfreed memory. After several tries I broke down the problem to a simplified WPF project. It opens a simple System.Windows.Window with a Button, which starts the ...
2
votes
0answers
152 views

Why does a tool not call its constructor or OnActivate() method?

I'm working on an add-in for ArcMap 10.0 in .Net version 3.5. It was finely added in arcgis desktop 10.0 as addin tool and working finely. I added some code in the addin project and build that ...
2
votes
0answers
257 views

Read negative elevation data from NASA png tiles

I query NASA JPL service using query string. Response is a unsigned 16 bit per pixel png image and the values are elevation values in meters. Same is described in the capabilty xml of the layer as can ...
2
votes
0answers
573 views

Implementing custom IRenderer for ArcGis 10.0/WPF

EDIT: Updates in the bottom As a followup to my earlier question, I'm trying to implement custom symbol rendering for my WPF/ArcGIS application. I'm accessing layers that have been published on the ...
2
votes
0answers
128 views

Proper disposal of layers

I have a group layer. Its purpose is to show feature layers over a base map. Those feature layers are logically grouped into categories and we provide the ability to add/remove whole categories ...
2
votes
0answers
495 views

Intersection problem: too many elements?

I have this code where an IGeometry shape (4-5 circles not filled) should be intersected with another layer's features // Convert from IGeometry to ADF Geometry Polygon ...
2
votes
0answers
397 views

Rendering raster layer from DTED based on height color map

I have a raster layer that was create from DTED file (dt1 specifically), created by the following code: var rasterLayer = new RasterLayer(); rasterLayer.CreateFromFilePath(dtedFilePath); The dted ...
2
votes
0answers
564 views

Intersect two layers and get resulting features

I have X layers on a map and I need to intersect chosen layers (two per time) and color resulting features. I'm trying to get this code working // get first feature (index 0) ...
2
votes
0answers
440 views

How to read a .GPB file in C#?

I have a .GPB file, I need to extract the common GPS data from it but I don't find a clear structure that specify the contents of that file. as a sample record from file 00000260 02 11 A9 61 E7 96 ...
2
votes
0answers
340 views

How to Create Custom ZoomIn Button that is Windows Tools Button with Custom Cursor?

I want to create large zoomin Button without toolbarbutton. I created a 'Zoomin Script' on axMapContorol. It worked is fine but I can't set cursor. My code is as follows: IMapControl3 mapControl = ...
1
vote
0answers
34 views

Measuring Angle of two Points from North in ArcGIS 10.3 C# SDK

What is the most reliable method to calculate angle of a line from north, defined by it’s from and to points? I used to use IMeasurementTool interface found in defense solutions namespace found in ...
1
vote
0answers
16 views

netCDF GDAL C# - time:unit?

I'm trying discover how to read the time:unit variable information information from a netCDF file and have run out of ideas. Without this info i cannot auto-magically process the files by date (which ...
1
vote
0answers
21 views

Creating baseMap switcher removing / adding ArcGISTiledMapServiceLayer WPF

I'm trying to create a baseMap switcher in WPF with c#. In older versions of ArcObjects, what we did is to load all basemap layers and set the selected basemap opacity to 1 and the others to 0, that ...
1
vote
0answers
27 views

featureLayer.UpdateCompleted problem?

I am trying to show a particular kind of rendering to my geometry when a user clicks on the record of a feature data grid and zooms to the selection but cant figure out as to what i am doing wrong.. ...
1
vote
0answers
27 views

Optimize Code for Spatialdata intersection

I am working with ArcGis with c# and I Face some major issue and I do not reach why that issue is occurs. I am creating a shape file using ArcGis SDK which is created successfully. I have 500000+ ...
1
vote
0answers
27 views

how Npgsql.EntityFramework support Spatial data

I am using Npgsql.EntityFramework + EntityFramework6.My database is postgresql. I Added to my C# project with this tutorial : ...