com.aowagie.text.pdf.codec

Class GifImage

java.lang.Object

com.aowagie.text.pdf.codec.GifImage

public class GifImage
extends Object

Reads gif images of all types. All the images in a gif are read in the constructors and can be retrieved with other methods.

Author:

Paulo Soares (psoares@consiste.pt)

Constructor Summary

Constructors

Constructor and Description
GifImage(byte[] data) Reads gif images from a byte array.
GifImage(URL url) Reads gif images from an URL.

Method Summary

Modifier and Type	Method and Description
int	getFrameCount() Gets the number of frames the gif has.
Image	getImage(int frame) Gets the image from a frame.
int[]	getLogicalScreen() Gets the logical screen.

Methods inherited from class java.lang.Object

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

Constructor Detail

GifImage

public GifImage(URL url)
         throws IOException

Reads gif images from an URL.

Parameters:

url - the URL

Throws:

IOException - on error

GifImage

public GifImage(byte[] data)
         throws IOException

Reads gif images from a byte array.

Parameters:

data - the byte array

Throws:

IOException - on error

Method Detail

getFrameCount

public int getFrameCount()

Gets the number of frames the gif has.

Returns:

the number of frames the gif has

getImage

public Image getImage(int frame)

Gets the image from a frame. The first frame is 1.

Parameters:

frame - the frame to get the image from

Returns:

the image

getLogicalScreen

public int[] getLogicalScreen()

Gets the logical screen. The images may be smaller and placed in some position in this screen to playback some animation. No image will be be bigger that this.

Returns:

the logical screen dimensions as [x,y]