Draft: OCA
Descrizione
Draft OCA è un modulo software utilizzato dai comandi 
Std Open, 
Std Import and 
Std Export per gestire il formato OCA.
Il formato di file OCA è uno sforzo della comunità per creare un formato di file CAD gratuito, semplice e aperto. OCA è in gran parte basato sul formato di file GCAD generato da gCAD3D. Entrambi i formati possono essere importati in FreeCAD e i file OCA esportati da FreeCAD possono essere aperti in gCAD3D.
Importazione
Si posssono importare i seguenti oggetti OCA:
- Linee
- Archi e circonferenze
- Aree chiuse
Esportazione
È possibile esportare i seguenti oggetti FreeCAD:
- Linee e spezzate (polilinee)
- Archi e circonferenze
- Facce
Preferenze
Vedere Preferenze di Importa/Esporta.
Script
Vedere anche: Autogenerated API documentation e Script di base per FreeCAD.
Per esportare oggetti in OCA utilizzare il metodo export del modulo importOCA.
importOCA.export(exportList, filename)
- Per il sistema operativo Windows: utilizzare un / (barra) come separatore del percorso in
filename.
Esempio:
import FreeCAD as App
import Draft
import importOCA
doc = App.newDocument()
polygon1 = Draft.make_polygon(3, radius=500)
polygon2 = Draft.make_polygon(5, radius=1500)
doc.recompute()
objects = [polygon1, polygon2]
importOCA.export(objects, "/home/user/Pictures/myfile.oca")
Draft
- Drafting: Line, Polyline, Fillet, Arc, Arc by 3 points, Circle, Ellipse, Rectangle, Polygon, B-spline, Cubic Bézier curve, Bézier curve, Point, Facebinder, ShapeString, Hatch
- Annotation: Text, Dimension, Label, Annotation styles, Annotation scale
- Modification: Move, Rotate, Scale, Mirror, Offset, Trimex, Stretch, Clone, Array, Polar array, Circular array, Path array, Path link array, Point array, Point link array, Edit, Subelement highlight, Join, Split, Upgrade, Downgrade, Wire to B-spline, Draft to sketch, Set slope, Flip dimension, Shape 2D view
- Draft Tray: Select plane, Set style, Toggle construction mode, AutoGroup
- Snapping: Snap lock, Snap endpoint, Snap midpoint, Snap center, Snap angle, Snap intersection, Snap perpendicular, Snap extension, Snap parallel, Snap special, Snap near, Snap ortho, Snap grid, Snap working plane, Snap dimensions, Toggle grid
- Miscellaneous: Apply current style, Layer, Manage layers, Add a new named group, Move to group, Select group, Add to construction group, Toggle normal/wireframe display, Create working plane proxy, Heal, Show snap toolbar
- Additional: Constraining, Pattern, Preferences, Import Export Preferences, DXF/DWG, SVG, OCA, DAT
- Context menu:
- Layer container: Merge layer duplicates, Add new layer
- Layer: Activate this layer, Select layer contents
- Text: Open hyperlinks
- Wire: Flatten
- Working plane proxy: Write camera position, Write objects state
User documentation
- Getting started
- Installation: Download, Windows, Linux, Mac, Additional components, Docker, AppImage, Ubuntu Snap
- Basics: About FreeCAD, Interface, Mouse navigation, Selection methods, Object name, Preferences, Workbenches, Document structure, Properties, Help FreeCAD, Donate
- Help: Tutorials, Video tutorials
- Workbenches: Std Base, Arch, Assembly, CAM, Draft, FEM, Inspection, Mesh, OpenSCAD, Part, PartDesign, Points, Reverse Engineering, Robot, Sketcher, Spreadsheet, Start, Surface, TechDraw, Test Framework, Web
- Hubs: User hub, Power users hub, Developer hub