Package org.openscience.cdk.renderer.elements.path

Class PathBuilder

java.lang.Object
org.openscience.cdk.renderer.elements.path.PathBuilder
public class PathBuilder extends Object
Builder class for paths. All methods for constructing path elements return a reference to the builder, so that it can be used like: 
  PathBuilder builder = new PathBuilder();
  builder.moveTo(p1).lineTo(p1).close();
  GeneralPath path = builder.createPath();
Author:
Arvid
Source code:
main
Belongs to CDK module:
renderbasic

  • Constructor Summary

    Constructors
    Constructor
    Description
    PathBuilder()
    Make a new path builder with a default color of black.
    PathBuilder(Color color)
    Make a path builder that will make a path with a particular color.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    close()
    Close the path.
    PathBuilder
    color(Color color)
    Sets the color if this path.
    GeneralPath
    createPath()
    Create and return the final path.
    PathBuilder
    cubicTo(javax.vecmath.Point2d cp1, javax.vecmath.Point2d cp2, javax.vecmath.Point2d ep)
    Make a cubic curve in the path, with two control points.
    PathBuilder
    lineTo(javax.vecmath.Point2d point)
    Make a line in the path, from the last point to the given point.
    PathBuilder
    moveTo(javax.vecmath.Point2d point)
    Make a move in the path, without drawing anything.
    PathBuilder
    quadTo(javax.vecmath.Point2d cp, javax.vecmath.Point2d ep)
    Make a quadratic curve in the path, with one control point.

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • PathBuilder

      public PathBuilder()
      Make a new path builder with a default color of black.

    • PathBuilder

      public PathBuilder(Color color)
      Make a path builder that will make a path with a particular color.
      Parameters:
      color - the color of the path

  • Method Details

    • moveTo

      public PathBuilder moveTo(javax.vecmath.Point2d point)
      Make a move in the path, without drawing anything. This is usually used to start a path.
      Parameters:
      point - the point to move to
      Returns:
      a reference to this builder

    • lineTo

      public PathBuilder lineTo(javax.vecmath.Point2d point)
      Make a line in the path, from the last point to the given point.
      Parameters:
      point - the point to make a line to
      Returns:
      a reference to this builder

    • quadTo

      public PathBuilder quadTo(javax.vecmath.Point2d cp, javax.vecmath.Point2d ep)
      Make a quadratic curve in the path, with one control point.
      Parameters:
      cp - the control point of the curve
      ep - the end point of the curve
      Returns:
      a reference to this builder

    • cubicTo

      public PathBuilder cubicTo(javax.vecmath.Point2d cp1, javax.vecmath.Point2d cp2, javax.vecmath.Point2d ep)
      Make a cubic curve in the path, with two control points.
      Parameters:
      cp1 - the first control point
      cp2 - the second control point
      ep - the end point of the curve
      Returns:
      a reference to this builder

    • close

      public void close()
      Close the path.

    • color

      public PathBuilder color(Color color)
      Sets the color if this path.
      Parameters:
      color - the new Color.
      Returns:
      returns itself.

    • createPath

      public GeneralPath createPath()
      Create and return the final path.
      Returns:
      the newly created path