站内搜索: 请输入搜索关键词
当前页面: 在线文档首页 > JDK 5 Documentation v6.0, Java 2 SDK 英文文档

Point2D.Double (Java Platform SE 6) - JDK 5 Documentation v6.0, Java 2 SDK 英文文档


Java™ Platform
Standard Ed. 6

java.awt.geom
Class Point2D.Double

java.lang.Object
  extended by java.awt.geom.Point2D
      extended by java.awt.geom.Point2D.Double
All Implemented Interfaces:
Serializable, Cloneable
Enclosing class:
Point2D

public static class Point2D.Double
extends Point2D
implements Serializable

The Double class defines a point specified in double precision.

Since:
1.2
See Also:
Serialized Form

Nested Class Summary
 
Nested classes/interfaces inherited from class java.awt.geom.Point2D
Point2D.Double, Point2D.Float
 
Field Summary
 double x
          The X coordinate of this Point2D.
 double y
          The Y coordinate of this Point2D.
 
Constructor Summary
Point2D.Double()
          Constructs and initializes a Point2D with coordinates (0, 0).
Point2D.Double(double x, double y)
          Constructs and initializes a Point2D with the specified coordinates.
 
Method Summary
 double getX()
          Returns the X coordinate of this Point2D in double precision.
 double getY()
          Returns the Y coordinate of this Point2D in double precision.
 void setLocation(double x, double y)
          Sets the location of this Point2D to the specified double coordinates.
 String toString()
          Returns a String that represents the value of this Point2D.
 
Methods inherited from class java.awt.geom.Point2D
clone, distance, distance, distance, distanceSq, distanceSq, distanceSq, equals, hashCode, setLocation
 
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
 

Field Detail

x

public double x
The X coordinate of this Point2D.

Since:
1.2

y

public double y
The Y coordinate of this Point2D.

Since:
1.2
Constructor Detail

Point2D.Double

public Point2D.Double()
Constructs and initializes a Point2D with coordinates (0, 0).

Since:
1.2

Point2D.Double

public Point2D.Double(double x,
                      double y)
Constructs and initializes a Point2D with the specified coordinates.

Parameters:
x - the X coordinate of the newly constructed Point2D
y - the Y coordinate of the newly constructed Point2D
Since:
1.2
Method Detail

getX

public double getX()
Returns the X coordinate of this Point2D in double precision.

Specified by:
getX in class Point2D
Returns:
the X coordinate of this Point2D.
Since:
1.2

getY

public double getY()
Returns the Y coordinate of this Point2D in double precision.

Specified by:
getY in class Point2D
Returns:
the Y coordinate of this Point2D.
Since:
1.2

setLocation

public void setLocation(double x,
                        double y)
Sets the location of this Point2D to the specified double coordinates.

Specified by:
setLocation in class Point2D
Parameters:
x - the new X coordinate of this Point2D
y - the new Y coordinate of this Point2D
Since:
1.2

toString

public String toString()
Returns a String that represents the value of this Point2D.

Overrides:
toString in class Object
Returns:
a string representation of this Point2D.
Since:
1.2

Java™ Platform
Standard Ed. 6

Submit a bug or feature
For further API reference and developer documentation, see Java SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

Copyright 2006 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.