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cadquery/doc/apireference.rst
Fedor Kotov d5ce1321ca Added AreaNthSelector (#688)
* Added AreaNthSelector

Added AreaNthSelector that is useful for nested features selection. Especially to select one of coplanar nested wires for subsequent extrusion, cutting or filleting.

* LengthNthSelector

* Explicitly marked _NthSelector class and _NthSelector.key(..) method as abstract using standard abc package

* AreaNthSelector ignores "bad" Wires

AreaNthSelector.key raises ValueError if temporary face creation fails for a wire for any reason (non-planar, non-closed). That causes _NthSelector that it inherits to ignore such wires. Done so for consistency with RadiusNthSelector that ignores anything it can not get radius from.

Co-authored-by: Marcus Boyd <mwb@geosol.com.au>
2021-03-17 14:14:37 +10:30

211 lines
3.9 KiB
ReStructuredText

.. _apireference:
***********************
CadQuery API Reference
***********************
The CadQuery API is made up of 2 main objects:
* **Workplane** -- Wraps a topological entity and provides a 2-D modelling context.
* **Selector** -- Filter and select things
This page lists methods of these objects grouped by **functional area**
.. seealso::
This page lists api methods grouped by functional area.
Use :ref:`classreference` to see methods alphabetically by class.
Initialization
----------------
.. currentmodule:: cadquery
Creating new workplanes and object chains
.. autosummary::
Workplane
.. _2dOperations:
2-d Operations
-----------------
Creating 2-d constructs that can be used to create 3 d features.
All 2-d operations require a **Workplane** object to be created.
.. currentmodule:: cadquery
.. autosummary::
Workplane.center
Workplane.lineTo
Workplane.line
Workplane.vLine
Workplane.vLineTo
Workplane.hLine
Workplane.hLineTo
Workplane.polarLine
Workplane.polarLineTo
Workplane.moveTo
Workplane.move
Workplane.spline
Workplane.parametricCurve
Workplane.threePointArc
Workplane.sagittaArc
Workplane.radiusArc
Workplane.tangentArcPoint
Workplane.mirrorY
Workplane.mirrorX
Workplane.wire
Workplane.rect
Workplane.circle
Workplane.ellipse
Workplane.ellipseArc
Workplane.polyline
Workplane.close
Workplane.rarray
Workplane.polarArray
Workplane.slot2D
Workplane.offset2D
.. _3doperations:
3-d Operations
-----------------
Some 3-d operations also require an active 2-d workplane, but some do not.
3-d operations that require a 2-d workplane to be active:
.. autosummary::
Workplane.cboreHole
Workplane.cskHole
Workplane.hole
Workplane.extrude
Workplane.cut
Workplane.cutBlind
Workplane.cutThruAll
Workplane.box
Workplane.sphere
Workplane.union
Workplane.combine
Workplane.intersect
Workplane.loft
Workplane.sweep
Workplane.twistExtrude
Workplane.revolve
Workplane.text
3-d operations that do NOT require a 2-d workplane to be active:
.. autosummary::
Workplane.shell
Workplane.fillet
Workplane.chamfer
Workplane.split
Workplane.rotate
Workplane.rotateAboutCenter
Workplane.translate
Workplane.mirror
File Management and Export
---------------------------------
.. autosummary::
Workplane.toSvg
Workplane.exportSvg
.. autosummary::
importers.importStep
importers.importDXF
exporters.export
Iteration Methods
------------------
Methods that allow iteration over the stack or objects
.. autosummary::
Workplane.each
Workplane.eachpoint
.. _stackMethods:
Stack and Selector Methods
------------------------------
CadQuery methods that operate on the stack
.. autosummary::
Workplane.all
Workplane.size
Workplane.vals
Workplane.add
Workplane.val
Workplane.first
Workplane.item
Workplane.last
Workplane.end
Workplane.vertices
Workplane.faces
Workplane.edges
Workplane.wires
Workplane.solids
Workplane.shells
Workplane.compounds
.. _selectors:
Selectors
------------------------
Objects that filter and select CAD objects. Selectors are used to select existing geometry
as a basis for futher operations.
.. currentmodule:: cadquery.selectors
.. autosummary::
NearestToPointSelector
BoxSelector
BaseDirSelector
ParallelDirSelector
DirectionSelector
DirectionNthSelector
LengthNthSelector
AreaNthSelector
RadiusNthSelector
PerpendicularDirSelector
TypeSelector
DirectionMinMaxSelector
CenterNthSelector
BinarySelector
AndSelector
SumSelector
SubtractSelector
InverseSelector
StringSyntaxSelector
.. _assembly:
Assemblies
----------
Workplane and Shape objects can be connected together into assemblies
.. currentmodule:: cadquery
.. autosummary::
Assembly
Assembly.add
Assembly.save
Assembly.constrain
Assembly.solve
Constraint
Color