Computer-aided design (CAD),also known as computer-aided drafting (CAD) or computer-aided design and drafting (CADD), is the use of computer systems to assist in the creation, modification, analysis, or optimization of a design.

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3
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2answers
205 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 ...
4
votes
5answers
851 views

Intersection of two lines tool

Is there any way to make intersection of two lines tool with extending lines option, so the result would be a point. the hardest part is when the lines have to be extended to intersect. the tool will ...
10
votes
6answers
2k views

Open source CAD software

Does anyone know open source CAD software (like edit, update cad files and attach external information, create topology etc.) Researching on internet also (Going through Kosmo Desktop,DraftSight ...
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 ...
0
votes
0answers
412 views

CAD Contour Lines to ArcGIS Attributed Polylines

I'm having a 'CAD to GIS' issue. I have a dwg file which contains large number of contour lines that have been split by labels. I need to import the contour lines from CAD to GIS so that they contain ...
1
vote
0answers
325 views

Can I Rotate SVG symbol counter clockwise in Quantum GIS? (Direction East 0 - counter clockwise) [closed]

I'm working in a road signs project. I need the signs layer symbol to rotate according to the value in the angle field, so they could be represented facing the correct orientation. However, the angle ...
8
votes
2answers
666 views

Python script to read CAD data to find polygon extents

I have Civil 3D 2012 with ArcGIS for AutoCAD 300. I want to read the extents of a polygon in the drawing. Feature Class in A4A300 = Boundaries, the CAD layer is PROP-BNDY, there is only one polygon on ...
5
votes
2answers
709 views

Data security for GIS Data (shapefiles,AutoCAD files)

This is regarding security for GIS Data (in Esri & open source) (Esri shapefiles, AutoCAD files etc.) Does anyone know how to assign a password to or encrypt shapefiles OR CAD Data? I have found ...
2
votes
1answer
421 views

Could you suggest software to draw a cross section, companion to QGIS?

If you use GIS systems, what software do you turn to when there is a requirement to draw a cross section? Ideally a workflow that includes QGIS. Typically there are some points which will coexist in ...
1
vote
0answers
569 views

QGis CadTools CAD Console

I need help with the Qgis CadTools CAD Console commands. According to these help files there are six commands. I just can't get them to work. Can someone help me? Thanks
5
votes
4answers
3k views

I exported a DXF from QGIS, but it won't open in AutoCAD

I'm new in QGIS and here is my problem: I exported a DXf from QGIS by right-clicking on the layer. Then tried to open in AutoCAD 2000. That did not work. AutoCAD gave a failure-message: Unknown ...
12
votes
5answers
2k views

How much CAD experience for the GIS Professional?

As a GIS Professional, one is often expected to have experience with CAD (i.e. AutoCAD, Microstation) to the extent that they can integrate CAD data into GIS workflows and datasets. However, I often ...
2
votes
0answers
367 views

How to create polygon “stamps” and extend lines by fixed distance? in QGIS

This is related to Does QGIS have these CAD editing functions? Cadtools have solved a lot of the issues I had but I need the ability to see how long a line is while I am drawing an orthoganal ...
10
votes
2answers
2k views

How to compute parameters for QGIS Affine transformation?

I have a vector floorplan (DXF) that I've added to a blank project in QGIS using the Dxf2Shp plugin. I've been reading tutorials and StackExchange threads, but I can't seem to find out how to ...
4
votes
0answers
762 views

Does QGIS have these CAD editing functions? [closed]

I tried QGIS for the fist time today and it seems quite capable for the task that I have in mind. However, I really miss some basic editing functionality from another GIS software that I have to use ...
6
votes
4answers
5k views

Ways to transform from DWG/DXF to GIS (Experiences are welcome)

I've got tons of DWG/DXF files with information (in several layers) dealing with: Contour lines and elevation (lines) positions of antennas (points) protection areas (polygons) administrative ...
1
vote
1answer
189 views

QGIS - WGS84 to BC Albers reprojection no curved lines, any idea why? How to snap a line to a point?

I am trying to learn a bit about QGIS. So I thought I would drop in some layers of my Province and then recreate some points representing the BC Albers Central Meridian, and the two standard ...
5
votes
0answers
321 views

How to convert a set of points to a solid object?

I have a data generated as the output of some numerical processes. I need them to be converted into 3D solid objects (as CAD solid format) to make them importable for some particular numerical ...
2
votes
0answers
137 views

How to configure various client applications to display AVL data?

Given x number of GPS units transmitting NMEA formatted strings back to a server (xxx.xxx.xxx.xxx:xxxxx) is there a way to listen in on the traffic and parse NMEA formatted strings for display on a ...
1
vote
0answers
206 views

How to append geographic features into a .dgn file?

How can I export all the geographic features of a featureclass into .dgn (Microstation) file using C#/ArcObjects? I was able to create a new .dgn file and I want to export all the geographic features ...
2
votes
1answer
110 views

Tracking which LiDAR data tiles have been delivered

My company works with LiDAR data for large electrical transmissions systems (thousands of miles in one project). We model the transmission lines and do analysis using CAD and GIS workflows. We break ...
2
votes
2answers
1k views

How to convert a CAD 2D section into PolylineM(Z)?

Good morning, How do I convert a 2D section drawn in CAD into 3D polyline in ArcGIS. By 3D polyline I mean PolylineM(Z). I have 300 sections. Drafting it manually seems a bit laborious. Any Ideas? ...
3
votes
1answer
616 views

cad and geoserver

Hi Guys i have geoserver and openalyers running quite nicely and now need to overlay a cad drawing. I have looked at the geographic location part of cad and set the long / lat to the appropriate ...
2
votes
2answers
2k views

Can anyone help with an image attachment problem in Civil 3D?

I have a recurring problem in Civil 3D 2011. From time-to-time, I have to attach to an image file (ie - survey plan) and draft on top of it. In the case of the current work I'm doing, I am making ...
2
votes
1answer
730 views

qgis, autocad and google layers

Ive downloaded qgis and loaded the google layers plugin. I have imported a dxf cad drawing. Question is how do i place the shapefile in the correct place on the map? Also how do i tell google ...
2
votes
1answer
2k views

cad drawing overlay

I want to overlay a cad drawing on a google map using geoserver. Any tips on how i can do this. Do i need to convert to cad file to a shapefile. Im presuming i do. If so what tools are available ...
3
votes
4answers
443 views

Migrating from GIS to CAD

There seem to plenty of resources out there to help users of CAD software move to using desktop GIS but is the reverse also true.
5
votes
1answer
3k views

Converting a CAD/DXF file to a SHP file

I need your ideas and suggestions about a problem.... I have a dxf file which was converted from a CAD file. I used QGIS to convert it to a shp file... This is when I realized that the text ...
3
votes
4answers
422 views

Tools for planning a building

I'm planning to build a cabin, and I'd like to combine all the GIS data available from my home country with my own measurements for placing and the cabin layout. That is, I need a tool which can: ...
4
votes
3answers
6k views

Import Cad to ArcGis

I'm trying to import some CAD files from microstation (dgn) v7 to ArcGis 9.3.1 and i need to access the User Data Linkage from it but i have not the Data Interoperability License. Is there any ...