Package com.openhtmltopdf.util

Class ImageUtil.AbstractFastScaler

java.lang.Object

com.openhtmltopdf.util.ImageUtil.AbstractFastScaler

All Implemented Interfaces:

ImageUtil.Scaler

Direct Known Subclasses:

ImageUtil.AreaAverageScaler, ImageUtil.OldScaler

Enclosing class:

ImageUtil

abstract static class ImageUtil.AbstractFastScaler
extends Object
implements ImageUtil.Scaler

Constructor Summary

Constructors

Constructor	Description
AbstractFastScaler()

Method Summary

Modifier and Type	Method	Description
protected abstract int	getImageScalingMethod()
BufferedImage	getScaledInstance(BufferedImage img, ScalingOptions opt)	Convenience method that returns a scaled instance of the provided BufferedImage, taken from article on java.net by Chris Campbell http://today.java.net/pub/a/today/2007/04/03/perils-of-image-getscaledinstance.html.

Methods inherited from class java.lang.Object

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

Constructor Details

AbstractFastScaler

AbstractFastScaler()

Method Details

getScaledInstance

public BufferedImage getScaledInstance(BufferedImage img,
 ScalingOptions opt)

Description copied from interface: ImageUtil.Scaler

Convenience method that returns a scaled instance of the provided BufferedImage, taken from article on java.net by Chris Campbell http://today.java.net/pub/a/today/2007/04/03/perils-of-image-getscaledinstance.html. Expects the image to be fully loaded (e.g. no need to wait for loading on requesting height or width.

Specified by:

getScaledInstance in interface ImageUtil.Scaler

Parameters:

img - the original image to be scaled

opt - options

Returns:

a scaled version of the original BufferedImage

getImageScalingMethod

protected abstract int getImageScalingMethod()