javalib.worldimages
Class ImageMaker

java.lang.Object
  javalib.worldimages.ImageMaker

Direct Known Subclasses:

ImageMakerApplet

public class ImageMaker
extends Object

This class allows the user to read image data from a .png file and save it as a RenderedImage in the format that is used for the World when drawing on its canvas.

Since:

February 4 2012, 9 August 2012

Author:

Viera K. Proulx

Field Summary

static ColorModel	canvasColorModel
ColorModel	cmodel
ColorConvertOp	colorOp
int	height
BufferedImage	image
BufferedImage	imageSource the buffer that saves the user-generated image
(package private) File	inputfile
static HashMap<String,BufferedImage>	loadedImages
int	width

Constructor Summary

protected	ImageMaker() Default constructor, so we can define a subclass that uses url for file name - used by applets
	ImageMaker(String filename) Construct the BufferedImage from the given file.

Method Summary

Color

getColorPixel(int x, int y) Get the specified pixel in the image as an RGB color.

Methods inherited from class java.lang.Object

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

Field Detail

canvasColorModel

public static ColorModel canvasColorModel

cmodel

public ColorModel cmodel

colorOp

public ColorConvertOp colorOp

height

public int height

image

public BufferedImage image

imageSource

public BufferedImage imageSource

the buffer that saves the user-generated image

inputfile

File inputfile

loadedImages

public static HashMap<String,BufferedImage> loadedImages

width

public int width

Constructor Detail

ImageMaker

protected ImageMaker()

Default constructor, so we can define a subclass that uses url for file name - used by applets

ImageMaker

public ImageMaker(String filename)

Construct the BufferedImage from the given file. The file can be given as an URL, or a reference to local image file. If this image has been loaded already, use the saved version.

Parameters:

filename - the file name for the desired image

Method Detail

getColorPixel

public Color getColorPixel(int x,
                           int y)

Get the specified pixel in the image as an RGB color.

Parameters:

x - the x coordinate of the pixel

y - the y coordinate of the pixel