Groovy MY-NOTEBOOK

Saturday, January 14, 2012

groovy でネット上の画像の大きさ(横幅と高さ)を簡単に計算する

import java.awt.Dimension
import javax.imageio.ImageIO

def getDimension = { URL url->
	def img = ImageIO.read(url)
	new Dimension( img.width as Integer ,img.height as Integer )
}

def r = getDimension( new URL('http://img.my-notebook.net/coffee-cup.png') )
assert r == 'java.awt.Dimension[width=459,height=520]'