3
votes
1answer
44 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, ...
0
votes
0answers
57 views

DXF (points and lines) in QGIS - Doesnt import z coordinates

Trying to get to grips with QGIS, coming from a Mapinfo and Civil3D background. I have a DXF file with points (X,Y,Z) and lines. I want to open this in QGIS and use the interpolate plugin to create ...
1
vote
0answers
41 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 ...
0
votes
0answers
37 views

Convert to DXF not displaying correctly in CAD

I am trying to export to DXF in QGIS 2.2.0, when I import in (AllyCAD 3.6) the shape of the polygons do not match my reference shape. I presume it has something to do with projections, but I have ...
0
votes
1answer
64 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 ...
2
votes
1answer
146 views

How to import a 3D DXF file into QGIS with z information as attribute value?

I have a dxf file of 3d contours. after import it does have only layer,x,y attribute and doesn't have Z attribute. how can I provide Z attribute to create a TIN file.
0
votes
1answer
539 views

How to export QGIS contour attributes in a DXF file?

I'm new to this. I have a .tiff data file that generates contours in QGis. That's super. I save it as .dxf. The contours don't have any attributes or data. That's bad, because I want to make a 3D ...
3
votes
2answers
209 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 ...
6
votes
1answer
466 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 ...
0
votes
1answer
85 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 ...
0
votes
0answers
125 views

Running OGR conversion to dxf within QGIS

I would like to automate a conversion process which converts a polygon vector dataset (either sqlite or shp) to a dxf using a named column as layer name for the dxf file. The column / layer name is ...
2
votes
0answers
267 views

.dxf export in QGIS 2.0.1 gives hatches instead of polylines

This may see like a stupid question, but I'm new to QGIS, so please bear with me. I'm having a problem when saving as .dxf. I export a building layer (polygons) as a .dxf file However in AutoCAD it ...
2
votes
2answers
225 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 ...
1
vote
1answer
525 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?
0
votes
0answers
71 views

How to preserve label rotation when importing DXF into QGIS?

I am in the process of importing some rather messy DXF data into QGIS. I already fixed dangeling lines thanks to GRASS, created polygons, and even translated the data to the correct position. But I ...
1
vote
1answer
96 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 ...
2
votes
3answers
543 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 ...
1
vote
3answers
548 views

export 3D data dxf file

I'm trying to export a DXF file from Qgis1.8.0 Lisboa and can not have a 3Dfile in Autocad! Or micristation. It results always in 2D file. How can I export height data from a shape file in Qgis? ...
0
votes
2answers
1k 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 ...
0
votes
0answers
41 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 ...
2
votes
1answer
651 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 ...
4
votes
2answers
710 views

Splitting DXF layers into Shapfile layers in QGIS?

When i load a dxf into QGIS all the layers are present in the attribute table. Is it possible to split this "entities" layer in QGIS into its component parts and save each component part as an ...
0
votes
1answer
503 views

DXF created by QGIS crashes Autocad [duplicate]

This is slightly complicated. I have a dxf created by autocad which seems to have been corrupted. It will not open in AutoCAD. However, it opens in QGIS. I tried selecting the file in QGIS and ...
3
votes
1answer
2k 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 ...
2
votes
1answer
558 views

How can I use QGIS to convert points with elevations to DXF?

I'm trying to convert points (with their elevations) into a dxf file for use in AutoCAD LT. I've tried "save as" to dxf for the layer, which appears to almost work...the dxf has x and y location ...
4
votes
2answers
986 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 ...
4
votes
2answers
967 views

TIN Creation from 3D Contour File

I'm currently trying to import a 3D contour file into a Quantum GIS project. My question is, how can I export the DXF file from Microstation with height information? I already have imported it to the ...
0
votes
0answers
407 views

Export dxf files for use in Sketchup

the export to dxf seems like it worked, but Sketchup will not import it. I don't think this is a Sketchup issue, as Sketchup imports other dxf files just fine.
1
vote
0answers
168 views

QGIS dxf2shp text angle problem

I am trying to convert from dxf to shp. Any text layer when converted has attributes including text, height, and angle. The angle is in radians, and I can see that it is in degrees in the dxf file. ...
1
vote
0answers
115 views

How to export dxf of window view from postGis MasterMap layer

I have managed to get qgis to show my Mastermap data which is stored in a postGis database. It's national coverage so seems to take ages to load but that's another question. I basically want to ...
1
vote
1answer
272 views

Dxf drawings displaying as points but i need lines

I have an autocad dwg. which i then saved as a dxf. I have way to many layers in it such as contours, buildings etc. All I need is the red and blue lines. I cannot delete the other lines as they ...
0
votes
2answers
4k 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.
5
votes
4answers
4k views

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 ...
2
votes
5answers
3k views

How to export labels to DXF file?

Is it possible to export labels based on Shapefile attributes into a DXF file? I use Quantum gis in Version 1.7.4. I've been reading a CSV file and view it as a Shape Layer. With the help of ...
5
votes
5answers
3k views

How to georeference a dxf?

I have got myself a dxf which is built with units in the wrong scale. How do I upscale that in QGIS? Note it does open in QGIS, just in the wrong map units and location.
1
vote
1answer
772 views

Last edited information missing when used QGIS - Dxf to Shp

I am doing as constructed drawings which require the information to be in a GIS system and more specifically drainage as constructed drawings. I must have a separate file for Pipes and Pits. First I ...
5
votes
2answers
274 views

How to deal with multitype data sources in QGIS?

Today I was trying to import a DXF to Qgis, the result is that qgis displays everything LINES and POINTS but it only displays options for the POINT objects. When I try to export to a shapefile, it ...
6
votes
3answers
1k 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 ...