org.utgenome.gwt.utgb.server.util.graphic
Class GraphicUtil

java.lang.Object
  org.utgenome.gwt.utgb.server.util.graphic.GraphicUtil

public class GraphicUtil
extends Object

Utilities for manipulating Graphics in Java

Author:

leo

Constructor Summary

GraphicUtil()

Method Summary

static Graphics2D	getGraphics(BufferedImage bufferedImage)
static BufferedImage	getTransparentBufferedImage(int width, int height) Generates a BufferedImage instance whose background is transparent.
static Color	parseColor(String colorCodeStr)
static Color	parseColor(String colorCodeStr, int alpha)
static void	writeImage(BufferedImage image, String imageType, javax.servlet.http.HttpServletResponse response) Output the given BufferedImage to the servlet response.

Methods inherited from class java.lang.Object

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

Constructor Detail

GraphicUtil

public GraphicUtil()

Method Detail

getTransparentBufferedImage

public static BufferedImage getTransparentBufferedImage(int width,
                                                        int height)

Generates a BufferedImage instance whose background is transparent.

Parameters:

width -

height -

Returns:

a BufferedImage

getGraphics

public static Graphics2D getGraphics(BufferedImage bufferedImage)

writeImage

public static void writeImage(BufferedImage image,
                              String imageType,
                              javax.servlet.http.HttpServletResponse response)
                       throws IOException

Output the given BufferedImage to the servlet response.

Parameters:

image -

imageType -

response -

Throws:

IOException

parseColor

public static Color parseColor(String colorCodeStr)

parseColor

public static Color parseColor(String colorCodeStr,
                               int alpha)