ch.aplu.jgamegrid

Class GGImage

java.lang.Object

ch.aplu.jgamegrid.GGImage

public class GGImage
extends java.lang.Object

Class to provide some convenient static helper methods for image transformations (in construction).

Constructor Summary

Constructors

Constructor and Description
GGImage()

Method Summary

Methods

Modifier and Type	Method and Description
static java.awt.image.BufferedImage	invertAllColors(java.awt.image.BufferedImage bi)
static java.awt.image.BufferedImage	invertColor(java.awt.image.BufferedImage bi, boolean red, boolean green, boolean blue)
static java.awt.image.BufferedImage	replaceColor(java.awt.image.BufferedImage bi, java.awt.Color oldColor, java.awt.Color newColor)
static java.awt.image.BufferedImage	scale(java.awt.image.BufferedImage bi, int width, int height)
static java.awt.image.BufferedImage	setTransparency(java.awt.image.BufferedImage bi, java.awt.Color color, int alpha) Sets the transparency of the given color to given value.
static java.awt.image.BufferedImage	shear(java.awt.image.BufferedImage bi, double shx, double shy)
static java.awt.image.BufferedImage	shrink(java.awt.image.BufferedImage bi, double factor)

Methods inherited from class java.lang.Object

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

Constructor Detail

GGImage

public GGImage()

Method Detail

replaceColor

public static java.awt.image.BufferedImage replaceColor(java.awt.image.BufferedImage bi,
                                        java.awt.Color oldColor,
                                        java.awt.Color newColor)

invertAllColors

public static java.awt.image.BufferedImage invertAllColors(java.awt.image.BufferedImage bi)

invertColor

public static java.awt.image.BufferedImage invertColor(java.awt.image.BufferedImage bi,
                                       boolean red,
                                       boolean green,
                                       boolean blue)

shrink

public static java.awt.image.BufferedImage shrink(java.awt.image.BufferedImage bi,
                                  double factor)

scale

public static java.awt.image.BufferedImage scale(java.awt.image.BufferedImage bi,
                                 int width,
                                 int height)

shear

public static java.awt.image.BufferedImage shear(java.awt.image.BufferedImage bi,
                                 double shx,
                                 double shy)

setTransparency

public static java.awt.image.BufferedImage setTransparency(java.awt.image.BufferedImage bi,
                                           java.awt.Color color,
                                           int alpha)

Sets the transparency of the given color to given value.

Parameters:

alpha - value in the range 0 to 255. 0 is completely transparent (invisible) and 255 is completely opaque