org.mini2Dx.core.util

Class EdgeIterator

java.lang.Object

org.mini2Dx.core.util.EdgeIterator

public abstract class EdgeIterator
extends java.lang.Object

A iterator-type class for iterating over Shape edges. Note: This class is not thread safe.

Constructor Summary

Constructors

Constructor and Description
EdgeIterator()

Method Summary

Modifier and Type	Method and Description
void	begin() Begin iteration
protected abstract void	beginIteration()
void	end() End iteration
protected abstract void	endIteration()
abstract LineSegment	getEdgeLineSegment() Returns the LineSegment of the edge
abstract float	getPointAX() Returns the x coordinate of the first point in the edge
abstract float	getPointAY() Returns the y coordinate of the first point in the edge
abstract float	getPointBX() Returns the x coordinate of the second point in the edge
abstract float	getPointBY() Returns the y coordinate of the second point in the edge
abstract boolean	hasNext() Returns if there is another edge to iterate over
void	next() Moves the iterator to the next edge
protected abstract void	nextEdge()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EdgeIterator

public EdgeIterator()

Method Detail

begin

public void begin()

Begin iteration

end

public void end()

End iteration

next

public void next()

Moves the iterator to the next edge

beginIteration

protected abstract void beginIteration()

endIteration

protected abstract void endIteration()

nextEdge

protected abstract void nextEdge()

hasNext

public abstract boolean hasNext()

Returns if there is another edge to iterate over

Returns:

True if there is another edge

getPointAX

public abstract float getPointAX()

Returns the x coordinate of the first point in the edge

Returns:

getPointAY

public abstract float getPointAY()

Returns the y coordinate of the first point in the edge

Returns:

getPointBX

public abstract float getPointBX()

Returns the x coordinate of the second point in the edge

Returns:

getPointBY

public abstract float getPointBY()

Returns the y coordinate of the second point in the edge

Returns:

getEdgeLineSegment

public abstract LineSegment getEdgeLineSegment()

Returns the LineSegment of the edge

Returns: