Class LineIterator

  • All Implemented Interfaces:
    PathIterator

    public final class LineIterator
    extends AbstractLiteIterator
    A path iterator for the LiteShape class, specialized to iterate over LineString object.
    Author:
    Andrea Aime, simone giannecchini
    • Field Summary

      • Fields inherited from interface PathIterator

        SEG_CLOSE, SEG_CUBICTO, SEG_LINETO, SEG_MOVETO, SEG_QUADTO, WIND_EVEN_ODD, WIND_NON_ZERO
    • Constructor Summary

      Constructors 
      Constructor Description
      LineIterator()  
      LineIterator​(LineString ls, AffineTransform at, boolean generalize, float maxDistance)
      Creates a new instance of LineIterator
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      int currentSegment​(double[] coords)  
      double getMaxDistance()
      Returns the distance limit for point skipping during distance based generalization
      int getWindingRule()
      Returns the winding rule for determining the interior of the path.
      void init​(LineString ls, AffineTransform at, boolean generalize, float maxDistance)  
      void init​(LineString ls, AffineTransform at, boolean generalize, float maxDistance, float xScale, float yScale)  
      boolean isDone()
      Tests if the iteration is complete.
      void next()
      Moves the iterator to the next segment of the path forwards along the primary direction of traversal as long as there are more points in that direction.
      void setMaxDistance​(float distance)
      Sets the distance limit for point skipping during distance based generalization
      • Methods inherited from class Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • LineIterator

        public LineIterator()
      • LineIterator

        public LineIterator​(LineString ls,
                            AffineTransform at,
                            boolean generalize,
                            float maxDistance)
        Creates a new instance of LineIterator
        Parameters:
        ls - The line string the iterator will use
        at - The affine transform applied to coordinates during iteration
    • Method Detail

      • init

        public void init​(LineString ls,
                         AffineTransform at,
                         boolean generalize,
                         float maxDistance,
                         float xScale,
                         float yScale)
        Parameters:
        ls - a LineString
      • init

        public void init​(LineString ls,
                         AffineTransform at,
                         boolean generalize,
                         float maxDistance)
      • setMaxDistance

        public void setMaxDistance​(float distance)
        Sets the distance limit for point skipping during distance based generalization
        Parameters:
        distance - the maximum distance for point skipping
      • getMaxDistance

        public double getMaxDistance()
        Returns the distance limit for point skipping during distance based generalization
        Returns:
        the maximum distance for distance based generalization
      • getWindingRule

        public int getWindingRule()
        Returns the winding rule for determining the interior of the path.
        Returns:
        the winding rule.
        See Also:
        PathIterator.WIND_EVEN_ODD, PathIterator.WIND_NON_ZERO
      • isDone

        public boolean isDone()
        Tests if the iteration is complete.
        Returns:
        true if all the segments have been read; false otherwise.
      • next

        public void next()
        Moves the iterator to the next segment of the path forwards along the primary direction of traversal as long as there are more points in that direction.
      • currentSegment

        public int currentSegment​(double[] coords)
        See Also:
        PathIterator.currentSegment(double[])