Editing is the process of modifying feature geometry, locations, and attributes of spatial data.

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2
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2answers
129 views

cutting and extending one polygon layer in function to the other layer boundaries

I'd like a methodology that can edit my vector layer, extending and cutting the features in the polygon layer "cap_agricola" within the boundary layer "sp_edr", I would like to solve this problem in ...
5
votes
4answers
1k views

ArcGis Trace Tool for QGis?

is there any tool in quantum gis that traces a line like the trace tool (Editor Toolbar) in arcgis? I want to draw a line and trace this line back so that i get the beginning and the end of the line ...
2
votes
1answer
101 views

How to split complex lines?

I want to edit some complex polylines, which I imported from my GPS. These polylines have many vertices and are selfintersecting many times. When I try to split these lines using the 'Split ...
1
vote
2answers
373 views

Where to store geodata to be layered over an OSM tile map?

I'm working on a project for which most data can come straight from OSM. But some data is not relevant to OSM and will need to be stored separately then layered over the top. Probably the tiles will ...
1
vote
2answers
904 views

Why can't I select any of the tools under “edit”?

Why can't I click any of the tools under "Edit?" I want to merge selected shapefile layers together, but all of the tools under "edit" are greyed out.
3
votes
1answer
4k views

How to manually edit point coordinates in QGIS?

Is there a tool for shapefiles or a QGIS plugin available, which will enable me to edit the coords of a point manually ? ("tool" -f1 "Tsunami Gauge"-move x1.abcdef -to x2.ghijkl) I do have ...
3
votes
1answer
2k views

Incremental “auto save” in ArcMap edit session

Is there any way to add automatic incremental saving to ArcMap 10.1 editing sessions? I found this script for 9.x but it doesn't seem to work with the newer versions. I'm looking for a script or add ...
0
votes
1answer
483 views

Creating 3D lines from 3D points

Can you tell me the procedure in ArcGIS 9.3 to create 3D lines which connect the 3D points using the elevation of the points. For example, if pointA has 20 elevation and pointB has 30, then the line ...
6
votes
4answers
2k views

How to check via Arcpy if ArcMap is currently in an edit session or not?

I've created a Python add-in button that helps speed up my coworkers workflow by copying one feature class attribute to another. It uses the arcpy.UpdateCursor function to update a row in the target ...
0
votes
1answer
207 views

How to hide/suppress and rename/alias fields when exporting to KML?

I have a feature class that needs to be exported to a KML file. I wonder if there is a way for me to export only some of the columns of the feature class's attribute table; some attributes are not ...
2
votes
1answer
243 views

Why are layers imported into a DB with Spatialite-Gui locked from editing?

I have a Spatialite DB which I have imported some shp files too using Spatialite-Gui. I have full read-write access to these layers via the Spatialite-Gui, however when I open these layers from QGIS I ...
4
votes
1answer
3k views

How to edit attribute tables using Python/ArcPy?

I am new to Python, so sorry for such a trivial question. There is a shapefile (let's call it Structures.shp) and the script I'm writing needs to update the value of only one record in only one field ...
1
vote
2answers
53 views

Field within a Field - Donut Parcel?

Firstly, apologies as I'm a newbie and have only been studying GIS for a few months. I am digitising field boundaries and have a field within a field, and am wondering what the best way of ...
2
votes
1answer
756 views

Why does new feature created not snap to existing feature vertices in ArcGIS 10?

I have created a polygon feature earlier then I wanted to create points on the polygon vertices but it won't snap on top of the vertex. I wanted to know the reason why it does not snap and is there ...
0
votes
2answers
2k views

How to delete isolated pixels in ArcGIS 10.1?

I want to know that it is possible or not to edit the raster pixel in ArcGIS. I want to delete isolated pixel and I want to delete some pixel by manually. please tell me how can i do it manually or ...
3
votes
0answers
54 views

problem creating and editing features at extent edges

I'm in the process of creating a polyline feature layer of tectonic plates. I'm working with WGS-84 reference system, which means the extent is +-180 in lon, and +-90 in lat. In order to create the ...
3
votes
1answer
367 views

Creating curves using the Parcel Editor tool in ArcGIS 10.1

We are migrating parcel editing environments from AutoCAD to ArcGIS and I'm having trouble creating curves within a Parcel Fabric that are not tangent to lines. For example, what would be some ...
3
votes
2answers
623 views

Create point geometry in a feature class with all the attributes prepopulated

So here is the problem. I have a text file with space delimited values. A standard text file with the headings separated by spaces and then on each next line values for these headings (columns) also ...
5
votes
1answer
313 views

Can I edit shapefile while using a definition query in QGIS? [duplicate]

Is it possible to edit shapes while using a "definition query" or "query builder" in QGIS? I'm trying to do this in the same way I used to in ArcGIS. Thanks!
0
votes
0answers
95 views

Create Vertex and add empty attributes to it

How can I create a vertex(and then a point feature on the vertex) on a polyline and give it some empty attributes(create fields), move an existing vertex, delete vertex? I am in ArcGIS environment and ...
3
votes
2answers
1k views

Create a circle or ellipse from points

Sorry if this is basic. I have an excel sheet with lat/long in it and a field with a radius, in meters, included. I would like to create a circle or ellipse feature class around these points. ...
1
vote
0answers
334 views

Error: Objects in this class cannot be edited outside an edit session

I'm simply trying to modify the Default Editing Widget ESRI sample to show my extent and service and am noticing the following error in Firebug when trying to add a point: ...
1
vote
1answer
430 views

Can one edit an ArcSDE Oracle spatial view?

By 'edit' I mean edit the geometry in the feature class, not any attributes in the joined table. Unversioned. I really had it in my head that you can, as long as the objectid column is included in ...
5
votes
1answer
720 views

Editing without clicking on a map - ESRI JS API

I'm looking to build a new application that allows staff to edit a service/layer. They will be inputting new survey benchmark data based on lat/long. All of the current samples I have seen on the ...
2
votes
1answer
314 views

Shorten polylines a given distance

I have a polyline dataset with lines of different lengths. I want to shorten all polylines the same distance on both ends (e.g. 10m each side). Is there a tool or script available that could help me ...
8
votes
2answers
2k views

ArcGIS 10.1 edit PostgreSQL layer

I've been working with QGIS/PostgreSQL/PostGIS for a while now, without problems. But now I have to change QGIS for ArcGIS 10.1. I'm having trouble adding a layer from PostgreSQL and being able to ...
3
votes
1answer
607 views

Adjusting z values for all vertices in polylines in ArcMap?

Is there way in ArcEditor (10.0) to adjust all the vertices z values by an offset? (translate in z axis?) I have many polylines which need to be lowered (eg: subtract 1m from every vertex z-value).
1
vote
0answers
82 views

How do you split a feature using an existing line in QGIS?

All, Is there a way to split a feature (polygon) using an existing line (selected polyline) in QGIS? Thanks! -m
2
votes
0answers
55 views

QGIS 1.8.0 Mac can't create ring

Can anyone spot what is wrong here? I've selected single feature, the existing rings are obvious, it's not intersecting anything (even a feature in another layer...
2
votes
1answer
391 views

QGIS 1.8.0 on Mac - how to cut/paste/delete?

I have a line vector layer selected, editing is on, I select one vector (a dozen points) with the node select tool so the vertices are red squares. the cut icon is greyed out, command/X does ...
6
votes
1answer
83 views

Is there a way to select only a certain polygon for editing?

I have a spatialite data base with 4300 polygons contained within. I wish to be able to edit the polygons but once i have highlighted the Polygon from the attributes table i find it hard to edit the ...
2
votes
2answers
1k views

How to make editable polygons in Google Maps?

I've just recently started learning Google maps, JavaScript, etc., and have a few questions about a project that I'd like to do. I'm wanting to take some ESRI shapefiles, convert them to KML, and then ...
5
votes
3answers
691 views

How can I determine the layer name in an edit session?

I have a problem with an editor extension in an Add-In for ArcGIS 10. The editor extension listens on different events occuring on shapefile layers via registering listeners: ...
2
votes
2answers
1k views

Why are edits in shapefile table not saved?

I have created a shapefile (point data) and wish to change some parameters in the files table data. I can edit the data and see the coresponding change in my my symbology. However, when I save the ...
2
votes
0answers
247 views

exporting DWG from ArcMap need to unify segments to polylines

I am a green ArcGIS user so please bear with my poor nomenclature and rudimentary understanding of the software........ I am attempting to export to CAD a contour shapefile I have derived from LIDAR ...
2
votes
0answers
137 views

edit 10.1 feature service

has anyone edited a 10.1 feat. service using desktop 10? I can view the service and add it to the map, but when I go to edit features/create local copy for editing, I get an "error creating the..." I ...
0
votes
0answers
121 views

Toggle editing layers

I search one plugin that alows start an editing session aplied to some layers from postgis connection at the same time as we can in ArcGis?
3
votes
1answer
102 views

Steps to update OpenStreetMap back and forth?

I have both a PostGIS database with OSM data imported, and the same data in a SHP folder. By adding missing information to the downloaded OSM data, both in SHP and PostGIS, I'd be able to contribute ...
1
vote
0answers
82 views

Is there any accuracy difference between standard DTM editing tools like DT Master and automatic removal of artefacts using ERDAS?

I would like to know whether there is any accuracy difference while editing DTM points using standard photogrammetry software like Inpho DT Master and automatics removal of artefacts in ERDAS imagine. ...
6
votes
3answers
436 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
1answer
160 views

How can I load a single WFS vector feature where the user clicks the map on OpenLayers?

I am creating a web app that allows users to easily edit feature attributes as well as geometry. I have editing working by loading a WFS layer, but it slows the app to a crawl when there's more than a ...
5
votes
2answers
3k views

Turn Popups On/Off in ArcGIS Online Webmap via Javascript API Web Application

I am writing my first ArcGIS Javascript API web map application and consuming a web map authored in ArcGIS Online. The ArcGIS Online web map apparently does most of the work for me in terms of ...
7
votes
1answer
501 views

How to rectify polygon shapes in QGIS?

I have some polygon-shapes in qgis-1.7.0 and want to ensure that every polygon is a rectangle. See image below. Is there any way I can do this in QGIS (or any other f/oss)? Or how can I improve my ...
11
votes
3answers
384 views

How to improve drawn shapes in Quantum-GIS?

I have a polygon-shape in qgis-1.7.0 and want to fix overlays and gaps between the edges of adjacent polygons. See image below. Is there any automated way to do this in quantum-gis? Or any other ...
4
votes
1answer
120 views

Cannot use SnapAgent alone?

I'm trying to use a standalone snap agent. Is that not possible? Here's some code: // instantiate these agents. _snapSupportAgent = new FeatureSnapClass(); ...
2
votes
0answers
49 views

Is it possible to permanently save the Edit Widget for a Postgis layer?

Is there a way of configure the editing type for a POSTGIS layer through Edit Plugin and do not lose the changes after remove the layer or exit the program?
6
votes
2answers
1k views

Is there a quick way to invert a node selection in QGIS?

is there any way to invert a node selection in QGIS? For example, I want to extract a small section of a long line - if I select the nodes I want to keep, is there any way to invert that selection so ...
0
votes
2answers
260 views

Web based spatial data editor

Is possible to set up web access to GIS data such that a user could login and see the collected data and be allowed to suggest/draw changes but not be able to edit the data files? My idea is that ...
2
votes
3answers
333 views

How can I do a batch edit of circle diameters using the attribute table in ArcGIS?

I need to edit the diameter of a bunch of circles to reflect their correct diameters, and I wondered if there was a way of drawing from the attribute table to make all the circles equal their correct ...
8
votes
4answers
1k views

What is the best web editor and server for postgis?

I'm looking for a web editor (similar to openstreetmap) that works with an map Server (postGIS). This should permit edit and create new structures on map. What is the best option? Can you help me? ...