/* * Copyright (c) 1996, 2006, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package java.awt.geom; import java.awt.Shape; /** * The {@code GeneralPath} class represents a geometric path * constructed from straight lines, and quadratic and cubic * (Bézier) curves. It can contain multiple subpaths. *
* {@code GeneralPath} is a legacy final class which exactly * implements the behavior of its superclass {@link Path2D.Float}. * Together with {@link Path2D.Double}, the {@link Path2D} classes * provide full implementations of a general geometric path that * support all of the functionality of the {@link Shape} and * {@link PathIterator} interfaces with the ability to explicitly * select different levels of internal coordinate precision. *
* Use {@code Path2D.Float} (or this legacy {@code GeneralPath}
* subclass) when dealing with data that can be represented
* and used with floating point precision. Use {@code Path2D.Double}
* for data that requires the accuracy or range of double precision.
*
* @author Jim Graham
* @since 1.2
*/
public final class GeneralPath extends Path2D.Float {
/**
* Constructs a new empty single precision {@code GeneralPath} object
* with a default winding rule of {@link #WIND_NON_ZERO}.
*
* @since 1.2
*/
public GeneralPath() {
super(WIND_NON_ZERO, INIT_SIZE);
}
/**
* Constructs a new GeneralPath
object with the specified
* winding rule to control operations that require the interior of the
* path to be defined.
*
* @param rule the winding rule
* @see #WIND_EVEN_ODD
* @see #WIND_NON_ZERO
* @since 1.2
*/
public GeneralPath(int rule) {
super(rule, INIT_SIZE);
}
/**
* Constructs a new GeneralPath
object with the specified
* winding rule and the specified initial capacity to store path
* coordinates.
* This number is an initial guess as to how many path segments
* will be added to the path, but the storage is expanded as
* needed to store whatever path segments are added.
*
* @param rule the winding rule
* @param initialCapacity the estimate for the number of path segments
* in the path
* @see #WIND_EVEN_ODD
* @see #WIND_NON_ZERO
* @since 1.2
*/
public GeneralPath(int rule, int initialCapacity) {
super(rule, initialCapacity);
}
/**
* Constructs a new GeneralPath
object from an arbitrary
* {@link Shape} object.
* All of the initial geometry and the winding rule for this path are
* taken from the specified Shape
object.
*
* @param s the specified Shape
object
* @since 1.2
*/
public GeneralPath(Shape s) {
super(s, null);
}
GeneralPath(int windingRule,
byte[] pointTypes,
int numTypes,
float[] pointCoords,
int numCoords)
{
// used to construct from native
this.windingRule = windingRule;
this.pointTypes = pointTypes;
this.numTypes = numTypes;
this.floatCoords = pointCoords;
this.numCoords = numCoords;
}
/*
* JDK 1.6 serialVersionUID
*/
private static final long serialVersionUID = -8327096662768731142L;
}