A vector data storage format for storing the location, shape, and attributes of geographic features. Often referred to as 'an ESRI shapefile', as ESRI developed it.

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5 views

How to set OpenLayers and MapServer up to work together?

There are 2 issues I have: map tiles from my layer are being repeated; layer projections don't match. My layer lat_rob_region is in EPSG:3059. I'm also using a test layer which is in EPSG 4326, I ...
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1answer
20 views

Import Shapefile into Existing Spatialite Table

I am working with a Spatialite database and a series of shapefiles. I have an empty spatialite table that has geometry and columns. What I would like to do is to load the shapefiles into the ...
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1answer
42 views

extract shapefile attributes from raster colors

I have two layers: a shapefile with states and counties (shp) a raster file (with colors and some text and borders, but not a perfect map) (tiff) I want to use the colors in the raster file to ...
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1answer
19 views

Filter geojson or shapefiles

I'm trying to create a geojson file with a few shapes of roads from OSM. Now, I've been able to get shapefiles of the greater region (province) these roads are in from http://download.geofabrik.de/ . ...
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1answer
30 views

how do I reestablish all feature class references in mxd after their names change?

I have 200 shape files which have been named using an integer at the beginning of the name...i.e 01.03.shp 01.04.shp etc. They are all symbolized within an mxd document. I need to import these shapes ...
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0answers
25 views

Convert Shp to KML error org2org Error4

I am attempting to convert Shp file to Kml using command line org2org application. I have used this in the past to convert more simple shp files and was sucessful. However I get an error message when ...
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1answer
18 views

How to merge 2 shapefiles in ArcObjects

Using ArcObjects SDK for Java, I have the full path of 2 shapefiles: String in1, String in2, and I want to merge them using the geoprocessing tool Merge. I tried to several methods: ...
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2answers
30 views

Migrating from ArcMAP (“join”, “dissolve” and map plotting) to an R script

I am migrating from ArcMAP to opensource GIS. I've succesfully installed R and many packages in a Ubuntu 12.04 machine. I am used to linux and programming in C, but not to R and its syntax. I am ...
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4answers
373 views

Needed shape file for Australia and New zealand

I was trying to find a shape file which has Australia and New zealand together(states) so that i could convert to jvectormap for ANZ. where i can find it?
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1answer
34 views

Why is POINT type layer not displayed correctly in my mapserver map?

I have 14 shapefiles from same source with the same WKT: PROJCS["GRS_1980_Transverse_Mercator", GEOGCS["GCS_GRS_1980", DATUM["D_GRS_1980", SPHEROID["GRS_1980",6378137,298.257222101]], ...
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2answers
36 views

Android app: GPS Logger and POI recorder, with offline map

I am looking for a good app that can do one or many of my below listed requirements. They are listed with the most fundamental functions first. Preferably the app can do all of it, but it should at ...
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0answers
17 views

How to create a circle vector layer with 12 sectors with Python and to save average value of underlying raster in each sector?

Hi I am writing a code with Python 2.7 using Arcpy 10.1 and I guess I am doing stuck with a silly problem that lies under my eyes. I have created a grid of points (with "Create fishnet" function) over ...
2
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0answers
25 views

Postal codes in shapefile overlapping

I downloaded some shapefiles from the Australian Bureau of Statistics (ABS). Its basically showing a bunch of suburbs when I view the shapefile through a GIS tool. The GIS tool that I am using at ...
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0answers
14 views

How to get specific coordinate system to get arcGIS point shapefile in r?

I have a Point shapefile from arcGIS 10. I want to get it in r and also want to get it a specific predefined coordinate systen for my data. I can read the shapefile in R but summary in r Shows ...
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1answer
16 views

Trouble using ogr2ogr w/ -s_srs to combine inconsistent EPSG files into my postgis DB

I'm having trouble combining shapefiles from TIGER and different local governments into a single postgis db to query legislative locations. I've imported all data to multipolygon geom, but found some ...
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0answers
10 views

QGIS - Select points from shapefile where field value equals value in another shapefile

I have a line shapefile and extracted its nodes to a point shapefile, where all features have the FID of original line. After that, I've broken the point in two groups, exported to different shapes. ...
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1answer
246 views

Automatically aggregate German ZIP codes by the first two digits in a shapefile

I have a shapefile which contains all German Zip-Codes in a a five-digit format (e.g. 80637). For what I intend to do, this is way to much detail. I would like to aggregate all Zip-Code areas by the ...
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3answers
139 views

Which projection should I use to get my WMS service to work?

All of my shapefiles have exactly the same WKT. Using http://prj2epsg.org I have verified that EPSG:3059 has the same parameters as WKT definition of my shapefiles, so I'm using 3059 in my mapfile. ...
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1answer
17 views

Parameter values to create a vector grid with 1km x 1km cells?

I created a shapefile from WKT in QGIS using the values from this link. I want to create a vector grid with 1kmx1km cells but I can't figure out what values need to be set for the X and Y parameters. ...
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1answer
38 views

How to find the problem with my mapserver test page?

I am trying to create a test page with mapserver and shapefile. At the moment I just want to get the map shown on my test page. I have gotten the EXTENT coordinates by opening shapefiles with QGIS - I ...
3
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2answers
37 views

Why do I get an empty shapefile when converting this KMZ in QGIS?

I have downloaded a KMZ file containing global elevation information. I have tried to convert the data to a shapefile using qgis (save as shape option) and using the zonum solutions website but both ...
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0answers
29 views

Converting QGIS Labels to a Polygon Shapefile

I am trying to create an annotation feature from labels and then export this out as a polygon shapefile (the resulting shapefile can then be loaded into ArcGIS online to basically have labels without ...
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1answer
47 views

How to create input data for the LRS plugin from an excel table without coordinates?

I'm working with QGIS 2.2.0. I want to add a shapefile from an excel file that has informations I want to use in the LRS plugin. The excel file has no geographic information. Every time I try to save ...
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1answer
33 views

How to join information from an excel table to a road feature in QGIS?

I'm working with GQIS 2.2.0 Valmiera. I've made a shapefile of a road that consists in a single line. Now I want to add information that I have in an excel table about several point in the road. How ...
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1answer
29 views

Trouble joining table in arcgis. Joining field is 'greyed out'

I'm trying to join a shape file with a excel file I converted into a CSV. I had done this before with the same shape file but with a different CSV but this time when I try to select the column it's ...
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0answers
21 views

Building a road path using openlayers and shapefiles? [closed]

I'm looking to learn OSM and Openlayers. From what I can tell, I need OpenLayers to display the map on a website and I need shapefiles to do any manipulation on the map regarding its topographical ...
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0answers
56 views

Converting a CSV to shapefile

I am attempting to load a CSV file into Qgis and ultimately convert it into a shapefile. I used Layer->Delimited Text Layer but the only options are for points, WKT and no-geometry. Neither of ...
2
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3answers
210 views

Workflow to convert a DWG CAD file to a shapefile

I'm trying to develop a workflow where I can convert a .dwg file to .shp. I don't have a good understanding of which tools I should be using. My preference is to use software that runs on OSX, is ...
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0answers
23 views

How to raster vector- and shape-files correctly

does anybody know how to convert vector- and shape-files correctly? Doesn't work with tab Raster/convert/vector to shape files. The output always contains strange input-data (wrong and strange ...
2
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2answers
86 views

Extract Raster from Raster using Polygon shapefile in R

I am new to R and using the raster package. I have a problem extracting polygons from an existing raster file. If I use extract(raster, poly_shape) function on the raster it always creates a list ...
4
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0answers
25 views

Projecting polygon when calculating its area? [duplicate]

I have a broad range of polygons (in vector format and in SpatialPolygonsDataFrame class), some going east-west, others going south-north, while even others span polar regions or very large ranges as ...
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0answers
35 views

Problem reducing the width of the attributes fields of a shapefile using python

I have a shapefile with rather long attribute widths (which is resulting in a rather large file). I am trying to trim it in python, here is my code: layer = qgis.utils.iface.activeLayer() ...
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1answer
33 views

why can't i export geometry data from a shapefile?

I saved the layer using "vector save as" box but even when adding GEOMETRY=AS_XY in the layer box, the csv only showed the id and no gemetry data.
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0answers
17 views

Generalisation Help for large amounts of Shape layers (QGIS)

I'm sorry if someone has asked this already I just haven't been able to find the right thread. I'd like to re-explore/update: What are the existing solutions to automate generalisation/simplification ...
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2answers
36 views

Clipping a raster file into the multiple shapefiles

I splitted the single shapefile into the multiple shape file based upon their attributes. Now I want to clip the raster file into the each splitted shape file. How can I do it at once? I am using a ...
2
votes
1answer
41 views

Compute the area of a given polygon (in vector format) lying between specified lines of latitude

I have species distributions (in vector format) and I would like to calculate how much of the area for a given species distribution is within certain lines of latitude, such as temperate and tropic ...
4
votes
2answers
89 views

Converting shapefile to raster: Character attributes

I've got a shapefile that I would like to convert into a raster, but the trick is that the attribute I want a raster version of is character data. I'm familiar with geoprocessing using GDAL (in the ...
0
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2answers
50 views

Creating outline shp - georeferencing existing map/pictures

So I need to create shapefiles (that need to be adapted and transfered for other programs) with the district outline of a couple of Caribbean countries. Is georeferencing (using the Georeferencing ...
0
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1answer
29 views

Select by attributes within the fiona Python module

Is it possible to select polygons from a shapefile based upon their attributes using the Fiona Python module? I can't seem to find anything in the docs, but it seems like a strange thing not to be ...
1
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2answers
57 views

Separating a shapefile into separate shapefile based upon their features using a python script [duplicate]

I have a shapefile of a US. I need to make an individual shapefile for all the states in the US using a python in ArcGIS. How can I do it?
1
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1answer
77 views

Problem opening shape file in qgis

I am having a problem opening a shape file using QGIS using 'add vector later'. This is the error message i am getting: /Users/Conrad/AmerindianLands 2/Amerindian_Land_Karasabai.shp is not a valid or ...
4
votes
3answers
99 views

How to shrink polygon on two sides?

I have a polygon which I know is a rectangle, although it may be at any orientation: I want to shrink this polygon by a third of the width from two sides, so that I just get the strip in the middle ...
0
votes
1answer
26 views

Problems converting csv to shp in QGIS 2.01 on a Mac

When converting a csv to shp, I have been using the 'Add delimited text layer', and get one of two errors. With 'First record has field names' clicked, I am told that there is 'no data found in file'. ...
0
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1answer
27 views

How to solve an instalation problem requiring “liblwgeom” to work with “shp2pgsql”

I am trying to import shape file to postgis. I have problem configuring shp2pgsql. I am getting this error : dyld: Library not loaded: @loader_path/../lib/liblwgeom-2.1.1.dylib Referenced from: ...
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1answer
62 views

How to create polygons from a polyline graticule?

I'd like to make a polygon shapefile out of a polyline shapefile showing a graticule. However, using the "Line to Polygon" tool results in a peculiar...something: Other standard tools like ...
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1answer
37 views

How to compute and add the bounding box for every feature in a given geojson file

I have a geojson file. I need to find the bounding box of every feature in the geojson, then find the intersections between any two bounding boxes. I am using leaflet and Angular to display the ...
2
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0answers
38 views

PostGIS does not export shortest path to Shapefile

I am trying to draw a bunch of lines overlaying the globe map in a WGS84 projection. To this effect I have created a PostGIS DB with a table that has one column containing linestring data. My problem ...
3
votes
0answers
30 views

Why does the QgsVectorFileWriter have probelms creating vector files?

I am using QGis 2.0.1 and have tried to create a new GIS feature file (SQLite, Spatialite, and Shapefile) of a subset of the data. I am then saving a copy of the style of this layer and applying it to ...
2
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0answers
24 views

Global height data as polygons — Natural Earth doesn't have it?

I love the bathymetry data from Natural Earth. I've been looking for the last few days for the same basic data but for land. I'm trying to find general elevation shapefiles, as polygons. I don't need ...
0
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0answers
9 views

Qgis2.0.1 Zoom Problems

I'm working with project with EPSG:20790 in both basemap and SHP. i'm making a road in the middle of a farm between areas of vines, because of the precision that i want to have i'm working with some ...