Class Circle2ai.AbstractCirclePathIterator<IE extends PathElement2ai>
- java.lang.Object
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- org.arakhne.afc.math.geometry.d2.ai.Circle2ai.AbstractCirclePathIterator<IE>
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- Type Parameters:
IE
- is the type of the path elements.
- All Implemented Interfaces:
Iterator<IE>
,PathIterator2ai<IE>
,PathIterator2D<IE>
- Direct Known Subclasses:
Circle2ai.CirclePathIterator
,Circle2ai.TransformedCirclePathIterator
- Enclosing interface:
- Circle2ai<ST extends Shape2ai<?,?,IE,P,V,B>,IT extends Circle2ai<?,?,IE,P,V,B>,IE extends PathElement2ai,P extends Point2D<? super P,? super V>,V extends Vector2D<? super V,? super P>,B extends Rectangle2ai<?,?,IE,P,V,B>>
public abstract static class Circle2ai.AbstractCirclePathIterator<IE extends PathElement2ai> extends Object implements PathIterator2ai<IE>
Abstract iterator on the path elements of the circle.- Since:
- 13.0
- Version:
- 17.0 2020-01-04 14:41:43
- Author:
- Stéphane GALLAND
- Maven Group Id:
- org.arakhne.afc.core
- Maven Artifact Id:
- mathgeom
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Field Summary
Fields Modifier and Type Field Description protected Circle2ai<?,?,IE,?,?,?>
circle
The element factory.protected static double[][]
CTRL_PTS
ctrlpts contains the control points for a set of 4 cubic bezier curves that approximate a circle of radius 0.5 centered at 0.5, 0.5.protected static double
CTRL_VAL
ArcIterator.btan(Math.PI/2).protected static double
NCV
ctrlpts contains the control points for a set of 4 cubic bezier curves that approximate a circle of radius 0.5 centered at 0.5, 0.5.protected static double
PCV
ctrlpts contains the control points for a set of 4 cubic bezier curves that approximate a circle of radius 0.5 centered at 0.5, 0.5.
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Constructor Summary
Constructors Constructor Description AbstractCirclePathIterator(Circle2ai<?,?,IE,?,?,?> circle)
Constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description GeomFactory2ai<IE,?,?,?>
getGeomFactory()
Replies the factory of geometrical elements.PathWindingRule
getWindingRule()
Replies the winding rule for the path.boolean
isCurved()
Replies the path contains a curve.boolean
isMultiParts()
Replies the path has multiple parts, i.e. multipleMOVE_TO
are inside.boolean
isPolygon()
Replies the path is composed only by oneMOVE_TO
, a sequence ofLINE_TO
orQUAD_TO
orCURVE_TO
orARC_TO
, and a singleCLOSE
primitives.boolean
isPolyline()
Replies the path is composed only by oneMOVE_TO
, and a sequence ofLINE_TO
primitives.void
remove()
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface java.util.Iterator
forEachRemaining, hasNext, next
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Methods inherited from interface org.arakhne.afc.math.geometry.d2.ai.PathIterator2ai
restartIterations
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Field Detail
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CTRL_VAL
protected static final double CTRL_VAL
ArcIterator.btan(Math.PI/2).- See Also:
- Constant Field Values
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PCV
protected static final double PCV
ctrlpts contains the control points for a set of 4 cubic bezier curves that approximate a circle of radius 0.5 centered at 0.5, 0.5.- See Also:
- Constant Field Values
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NCV
protected static final double NCV
ctrlpts contains the control points for a set of 4 cubic bezier curves that approximate a circle of radius 0.5 centered at 0.5, 0.5.- See Also:
- Constant Field Values
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CTRL_PTS
protected static final double[][] CTRL_PTS
ctrlpts contains the control points for a set of 4 cubic bezier curves that approximate a circle of radius 0.5 centered at 0.5, 0.5.
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circle
protected final Circle2ai<?,?,IE extends PathElement2ai,?,?,?> circle
The element factory.
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Method Detail
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remove
public void remove()
- Specified by:
remove
in interfaceIterator<IE extends PathElement2ai>
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getWindingRule
@Pure public PathWindingRule getWindingRule()
Description copied from interface:PathIterator2D
Replies the winding rule for the path.- Specified by:
getWindingRule
in interfacePathIterator2D<IE extends PathElement2ai>
- Returns:
- the winding rule for the path.
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isPolyline
@Pure public boolean isPolyline()
Description copied from interface:PathIterator2D
Replies the path is composed only by oneMOVE_TO
, and a sequence ofLINE_TO
primitives.- Specified by:
isPolyline
in interfacePathIterator2D<IE extends PathElement2ai>
- Returns:
true
if the path does not contain curve primitives,false
otherwise.
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getGeomFactory
public GeomFactory2ai<IE,?,?,?> getGeomFactory()
Description copied from interface:PathIterator2D
Replies the factory of geometrical elements.- Specified by:
getGeomFactory
in interfacePathIterator2ai<IE extends PathElement2ai>
- Specified by:
getGeomFactory
in interfacePathIterator2D<IE extends PathElement2ai>
- Returns:
- the factory.
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isCurved
public boolean isCurved()
Description copied from interface:PathIterator2D
Replies the path contains a curve.- Specified by:
isCurved
in interfacePathIterator2D<IE extends PathElement2ai>
- Returns:
true
if the path contains curve primitives,false
otherwise.
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isMultiParts
public boolean isMultiParts()
Description copied from interface:PathIterator2D
Replies the path has multiple parts, i.e. multipleMOVE_TO
are inside. primitives.- Specified by:
isMultiParts
in interfacePathIterator2D<IE extends PathElement2ai>
- Returns:
true
if the path has multiple move-to primitive,false
otherwise.
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isPolygon
public boolean isPolygon()
Description copied from interface:PathIterator2D
Replies the path is composed only by oneMOVE_TO
, a sequence ofLINE_TO
orQUAD_TO
orCURVE_TO
orARC_TO
, and a singleCLOSE
primitives.- Specified by:
isPolygon
in interfacePathIterator2D<IE extends PathElement2ai>
- Returns:
true
if the path does not contain curve primitives,false
otherwise.
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