DXF (Drawing Interchange Format, or Drawing Exchange Format) is a CAD data file format developed by Autodesk for enabling data interoperability between AutoCAD and other programs.

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dxf-Export is not readable in BricsCad

With the QGIS 2.8 dxf-Export it is not possible to open these files in BricsCad (a CAD-Programm which is very similar to AutoCad). the dxf-Export from GIS 2.8 and import in BricsCad looks like!(not ...
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How to define layer in QGis like in AutoCad?

I have imported a dxf file into QGis. While the importing processes split my dxf file into three layers - Point, Linestring and Polygon, which are different from the layer in AutoCad. I found the ...
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Workflow for DXF interchange with QGIS

What is the best method of importing/exporting dxf files with QGIS ? I work in an engineering field and we use CAD and specialist design programs, and often go through several iterations during a ...
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1k views

How to preserve text when converting from .dxf to .shp?

I have tried using dxf2shp converter in QGIS but the text in dxf file is being lost during the conversion process, despite selecting export text labels. I would be grateful if someone can help me ...
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1answer
111 views

QGIS 2.8.1-wien: how to unselect multiple layers from imported dxf?

I'm using the following syntax within the query builder in order to unselect a layer from a dxf added as a vector to the project: 'Layer' NOT LIKE '15%' It works but now I want to deselect some ...
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53 views

when displaying shp file some layers lost in QGIS

When the export dxf file from autocad to turn dxf files into shp file and then displayed in QGIS , ask why some layers lost. These layers are massive icons . For example, the icon of the valve .
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44 views

How to configure “-nlt MULTILINESTRING” for DXF export?

When I try and export a polygon shapefile to DXF, the resulting features in AutoCAD are hatch patterns, which is as expected if you read http://www.gdal.org/drv_dxf.html, "Polygon and MultiPolygon ...
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1answer
176 views

PyQGIS load dxf file as a vector layer

Can somebody help me with loading a dxf file as a vector layer with PyQGIS? Is QgsDataSourceURI an option? I've tried it with this code, but it didn't work. fitxer="/tmp/prova.dxf" uri = ...
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86 views

Export DXF Issue in QGIS?

I got the shapefiles in QGIS and transformed them to UTM NAD83 from WGS84, then tried to create a DXF of it so I could use it as an overlay in fieldgenius software for a topographic survey we're ...
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2answers
95 views

how to parse a 3D dxf to kml

How can I parse a 3D dxf to a kml file? I'm looking for an answer that could point me to suitable references. The DXF is pasted below: 0 SECTION 2 HEADER 9 $ACADVER 1 AC1006 9 $UCSORG ...
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1k views

Georeference vector linework

I'm new to GIS and a lot of searching didn't answer my specific question so far, so I hope someone can help me here. What I want to do is creating a small web application to visualize election ...
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2answers
207 views

Project house on WGS84

I have imported a DXF file of my house in QGIS. I also included an openstreetmap layer in WGS84 which also displays my house as a square. Naturally, my house from the DXF file is placed in the ocean ...
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2answers
461 views

OGR DXF Closed Polyline Conversion

I'm trying to convert closed polylines into polygons using ogr2ogr from dxf to mssql. Here It says that polylines are converted into POLYGON if they are closed, but I always get the type LINESTRING ...
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1answer
69 views

by 3d dxf to shp with field height

I have a question from a DXF file " topographic precision 3 cm " with 3d polylines to get one shp line with information 3d is possible?
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1answer
148 views

How to rescale vector data? [duplicate]

I've got some old maps in dxf format. QGIS imports them correctly but with a nonsense scale. It can export the data it gets to shp of course. Does anyone know how to rescale vector data so it can be ...
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1answer
82 views

calibrating vector line in qgis

I have loaded GPS points into a QGIS vector layer. I also imported a vector line from a dxf file which doesn't have georeferencing. I would like to fit in line geometry between the GPS points - how ...
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67 views

How to create a floor plan KML file from a DXF in QGIS? [duplicate]

I import a building floor plan from DXF format to QGIS. When I export it to KML format and then import it in Google Earth, how can I put the floor plan to my desire building location? MY CRS is WSG84 ...
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76 views

Microstation Elements created in QGIS

In my workflow I typically, in Microstation V8 2004 Edition, manually place a shape element around a series of imported coordinates to use as a fence for loading point cloud data in TerraScan. I am ...
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1answer
595 views

ogr2ogr convert DXF to GeoJSON with defined geometry

I trie to convert a DXF file into a GeoJSON file with: ogr2ogr -f 'GeoJSON' -sql "SELECT * FROM entities WHERE layer = 'geom_test'" test.json dfxtest.dxf Is it possible to convert only geometries ...
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1answer
1k views

How to Export to DXF and retain elevations of contours using QGIS?

I have shape files for a whole county, and have created a base map in Qgis. What I do for my projects is zoom into the area of interest then export to dxf. The same procedure was used when I used ...
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2answers
356 views

Exporting from Draftsight: how to set correct co-ordinate system

I'm trying to import a DXF into GIS (I have QGIS, Arcmap 9.2, GVsig ) The file has been given a coordinate system & appears to be the right size, just in the wrong place. In Draftsight (or any ...
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3answers
11k views

How to export a layer to DXF from QGIS?

How do I export layers as a dxf? When I go to Layer > save selection as vector file the resulting dxf file is empty.
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2answers
164 views

Interpolate dxf polyline vertex elevation from DTM?

I am working on several autocad polylines (with several vertices...) that have the exact N,E coords but now I would like to add the elevation data for every polyline's vertices from a dtm. I thought ...
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49 views

Discrepancy between DXF and Shapefile Polygons

I have created a shapefile based on a dxf. the areas are as follows: DXF: 51216417 square metres = 5121.64 Hectares = 51.21 square Kilometres. GIS: 50.998 square kilometres. What could have caused ...
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2k views

Is it possible to create 3D dxf with OGR?

Does anyone know if it's possible to create a 3D dxf with OGR. I would like to assign our contour lines a z value and export them to dxf for some cad work. PS I know FME can do this, however I would ...
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1answer
209 views

Can i combine DXF, Google Earth Models, Shape Files and Rasters in QGIS?

I'm an architect, trying to bring a number of data sets together for use in a CAD package (AutoCAD). I have some georeferenced images (.jpg, .jgw.), Some model files downloaded from GoogleEarth (.kml ...
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1answer
211 views

Exporting QGIS shp file to dxf-Which dxf format?

As I understand it, dxf comes in a range of format types. QGIS (v2.0 'Dufour') can export any layer to a dxf file. However I have a hydraulic modelling package which relies upon importing the dxf file ...
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187 views

How to export postgis points as blocks in dxf with ogr2ogr

I'm trying to export postgis points as blocks to DXF format. I have a simple table in postgis with columns: CREATE TABLE pod_com_azimuth ( ogc_fid integer, rotation double precision, pointtype ...
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1answer
458 views

Wrong scale when importing dxf into QGIS

Has anyone had the problem that the scale of the shp layer converted originally from a .dxf file turns out to be wrong? (for example I draw a line of 10 meters long in AutoCAD and imported it in QGIS, ...
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2answers
2k views

postgis error: when adding features geometry has z dimension but column does not

I have to define a geometry column in PostGIS for 2D points, but when I try to import points from DXF to postgres I get the following message: "postgis error: when adding features geometry has z ...
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2answers
936 views

QGIS DXF file projection match

I need to use this file on a map but I am not able to match the projection with the others I have, primarily data downloaded from OSM (city of Boston). I read many articles, I have repeatedly tried to ...
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178 views

Exporting SHP files into Autocad readeable files

I have a full water supply network drawn in a shapefile which I created using Qgis 2.2.0. Now I need to export it into a format that enables me to open it in AutoCAD. I am trying to export it as a dxf ...
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1answer
2k views

How to convert MXD to DWG File

I have been trying to export from MXD format to DWG format without much success. I used the Export to CAD conversion tool in GIS 9.3 but it only converts the lines and polygon.. etc to DWG format and ...
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1answer
88 views

Why do the SHP lines in QGIS Android look jagged (very simplified)?

I use QGIS for more than five years. I'm trying to make my way with QGIS Android for a while now. For some time I experience the following problem with the "nightly build" 2.0.1-Dufour: the SHP lines ...
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2answers
3k views

How to convert Shapefiles to 3D DXF?

I'm using QGIS version 1.8.0-Lisboa and I'm trying to convert a vector line file and it's not working. I right click on the layer>Save as>Autocad file>DXF. After that I try to open the output file in ...
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548 views

Sketchup importing dxf/dwg [closed]

How do I import a dxf file into sketchup so that it appears in the vertical plane & not the horizontal plane? I'm trying to import a elevation, not a floor plan so I need it in the vertical plane. ...
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1answer
1k views

How do I convert a .dxf to a .shp containing a field with height information in QGIS?

I received two .dxf for my project that represent my area of interest. One of them contains buildings, the other one terrain elevation. They both are 3D. I can convert them to shapefiles successfully ...
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1answer
105 views

How can I access second (or even third) level attributes in a vector layer and add them to the attribute table? [closed]

I got some .dxf file containing buildings I need for my map. The file loads nicely into QGIS and I converted sucessfully to shape. I still can find the Information I need (the buildings height) in the ...
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1answer
623 views

ogr2ogr DXF to PostgreSQL some LINESTRING coordinates mirrored to the negative longitude

I have been using ogr2ogr GDAL tool to migrate geospatial data from DXF file to PotgresQL database without much problems. But now there is a special problem I can not fix. I have a DXF file with ...
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2answers
112 views

How can I delete from attribute table in a dxf file in ArcGIS?

Hy everybody! I have tried delete one row from an attribute table in a dxf file, but I can't. ArcMap said I need to export that to a geodatabase or something similar. What exactly should I do? From ...
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1answer
936 views

Export Postgis Geometry POINT as Label text to DXF or DGN

I really need to export, by the ogr2ogr command or similar, text information related to a geometry position from my PostgreSQL(with PostGIS) database to an AutoCAD DXF layer file or to a Microstation ...
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1answer
3k views

Export all visible layers in map view window to DXF (as one)

I'm looking to find a way of exporting all that is visible in the map view window to a dxf file. That is to say, multiple features from multiple layers, all at once. Can this be done?
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1answer
165 views

Relationship between DXF's entities and objects

I'm trying to parse a raw .dxf file. Inside the Entities section I can see the polylines I'm looking for (they contain bus routes) and I inside the Objects section I can see each route's data (bus ...
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155 views

Error when converting .shp to .dxf

I have created a polygon shape file in Erdas Imagine 9.2 from a raster image. I want to export it to .dxf or .dgn for further processing. When I export the .shp to .dxf in Global Mapper, large ...
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1answer
7k views

DXF format for QGIS

I am trying to import some DWG files into QGIS. I am using ODA to convert the DWG files to DXF and then want to use the Dxf2Shp converter plugin in QGIS. The ODA converter has many options for the ...
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1answer
2k views

How to convert lines from dxf to polygons?

I have several dxf files. Each file, contains the 0 layer. The 0 layer contains lines (which make a closed polygon). In each dxf the lines have their color and line width. I do not have autocad or ...
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1k views

Python: How to export Shapely objects to DXF file

Using shapely package for Python how to export the resulting shapely objects such as buffer to a DXF file?
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2answers
220 views

Is it possible to create CAD file from shapefile and also create CAD blocks from the database fields

I am trying to find out if there is any software or plugin/code that I can bundle that will take a shapefile and export it to a CAD file with CAD blocks generated so our CAD mappers can just move the ...
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47 views

Convert Shp to Dxf with QGIS [duplicate]

8.0. I have asked this before and seen similar but not the same (all of which I Have not got an answer to so not a duplicate). But is there a way to export a shp as a dxf so that it will not crash ...
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503 views

How to import 3D geometries from DXF, VRML or X3D into PostGIS 2

we plan to develop a webbased 3D GIS using PostGIS 2 and GeoServer with a W3DS. The architecture works fine, but i have problems to import 3D geometries into PostGIS. The geometries come from AutoCAD ...