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Class ncsa.awt.draw.FileImagePrimitive 

java.lang.Object
   |
   +----ncsa.awt.draw.DrawingPrimitive
           |
           +----ncsa.awt.draw.ImagePrimitiveP
                   |
                   +----ncsa.awt.draw.FileImagePrimitive
public class FileImagePrimitive
extends ImagePrimitiveP
An abstract class from which all other drawing primtives are derived.

Variable Index

o fileContents
o filename
o localStatus

Constructor Index

o FileImagePrimitive()
o FileImagePrimitive(String)

Method Index

o describe()
o imageUpdate(Image, int, int, int, int, int)
o readContents()
o readImage(Component, boolean)
o resetImage(String)
o setCanvas(Component)
Sets the component we're drawing into

Variables

o filename 
 protected transient String filename
o fileContents 
 protected byte fileContents[]
o localStatus 
 protected int localStatus

Constructors

o FileImagePrimitive 
 public FileImagePrimitive()
o FileImagePrimitive 
 public FileImagePrimitive(String fn)

Methods

o resetImage 
 public void resetImage(String fn)
Overrides:
resetImage in class ImagePrimitiveP
o readContents 
 protected void readContents() throws IOException
o readImage 
 public void readImage(Component c,
                       boolean isSynchronous)
Overrides:
readImage in class ImagePrimitiveP
o describe 
 public String describe()
Returns:
a string describing this image
Overrides:
describe in class DrawingPrimitive
o setCanvas 
 public void setCanvas(Component canvas)
Sets the component we're drawing into

Overrides:
setCanvas in class ImagePrimitiveP
o imageUpdate 
 public boolean imageUpdate(Image im,
                            int infoflags,
                            int x,
                            int y,
                            int width,
                            int height)
Overrides:
imageUpdate in class ImagePrimitiveP 
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