dxf-to-csv/README.md

# dxf-to-csv #

__dxf-to-csv__ is a tool to extract coordinates from CAD drawings.

AutoCAD offers the `LIST` command, which shows the geometry of selected objects, but this approach is not practical when dealing with a large number of objects.

![AutoCAD list command](doc/autocad-list.png)

## Installation ##

```
pip install dxfgrabber
```

Then

```
git clone http://git.wrl.unsw.edu.au:3000/gis-cad/dxf-to-csv.git
cd dxf-to-csv
python setup.py install
```

## Usage ##

Show available layers:

`dxf_to_csv drawing.dxf -l`

Convert all layers:

`dxf_to_csv drawing.dxf`

Convert specific layer:

`dxf_to_csv drawing.dxf -n LAYER_NAME`

## Output ##

`drawing.csv`

| layer | type       |   id |       x |       y |    z |
| :---- | :--------- | ---: | ------: | ------: | ---: |
| MAP   | LWPOLYLINE | 9896 | 202.568 | -41.517 |    0 |
| MAP   | LWPOLYLINE | 9896 | 206.053 | -40.062 |    0 |
| MAP   | LWPOLYLINE | 9896 | 207.450 | -36.796 |    0 |