GrayFilter (meteoinfo-image 4.0 API)

java.lang.Object
- org.meteoinfo.image.filter.AbstractBufferedImageOp
- - org.meteoinfo.image.filter.PointFilter
  - - org.meteoinfo.image.filter.GrayFilter

所有已实现的接口:

BufferedImageOp, Cloneable
```
public class GrayFilter
extends PointFilter
```
A filter which 'grays out' an image by averaging each pixel with white.

- 字段概要
  - 从类继承的字段 org.meteoinfo.image.filter.PointFilter
    canFilterIndexColorModel
- 构造器概要
  
  构造器
  构造器说明
  
  GrayFilter()
- 方法概要
  
  所有方法实例方法具体方法
  修饰符和类型方法说明
  
  int filterRGB(int x, int y, int rgb)
  
  String toString()
  - 从类继承的方法 org.meteoinfo.image.filter.PointFilter
    filter, setDimensions
  - 从类继承的方法 org.meteoinfo.image.filter.AbstractBufferedImageOp
    clone, createCompatibleDestImage, getBounds2D, getPoint2D, getRenderingHints, getRGB, setRGB
  - 从类继承的方法 java.lang.Object
    equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

构造器详细资料
- GrayFilter
```
public GrayFilter()
```

方法详细资料

filterRGB

public int filterRGB(int x,
                     int y,
                     int rgb)

指定者:: filterRGB 在类中 PointFilter

toString
```
public String toString()
```
覆盖:

toString 在类中 Object