Rotating a Buffered Image : BufferedImage « 2D Graphics « Java Tutorial

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Java Tutorial » 2D Graphics » BufferedImage

16. 27. 20. Rotating a Buffered Image


import java.awt.geom.AffineTransform;

import java.awt.image.AffineTransformOp;

import java.awt.image.BufferedImage;



public class Main {

  public static void main(String[] argv) throws Exception {

    BufferedImage bufferedImage = new BufferedImage(200, 200,

        BufferedImage.TYPE_BYTE_INDEXED);



    AffineTransform tx = new AffineTransform();

    tx.rotate(0.5, bufferedImage.getWidth() / 2, bufferedImage.getHeight() / 2);



    AffineTransformOp op = new AffineTransformOp(tx,

        AffineTransformOp.TYPE_BILINEAR);

    bufferedImage = op.filter(bufferedImage, null);



  }

}

16. 27. BufferedImage
	16. 27. 1.	Create BufferredImage with colors based on integer array
	16. 27. 2.	Creating a BufferedImage from an Image object
	16. 27. 3.	A buffered image is a type of image whose pixels can be modified.
	16. 27. 4.	BufferedImage.TYPE_INT_RGB
	16. 27. 5.	TYPE_INT_RGB and TYPE_INT_ARGB are typically used
	16. 27. 6.	Create buffered image that does not support transparency
	16. 27. 7.	Create a buffered image that supports transparency
	16. 27. 8.	Create an image that does not support transparency
	16. 27. 9.	Create an image that supports transparent pixels
	16. 27. 10.	Create an image that supports arbitrary levels of transparency
	16. 27. 11.	Creating a buffered image using Component.createImage().
	16. 27. 12.	Creating a Buffered Image from an Image
	16. 27. 13.	Drawing on a Buffered Image
	16. 27. 14.	If the buffered image supports transparency
	16. 27. 15.	Converting a Buffered Image (BufferedImage) from an Image
	16. 27. 16.	Getting and Setting Pixels in a Buffered Image
	16. 27. 17.	Scaling a Buffered Image
	16. 27. 18.	Shearing a Buffered Image
	16. 27. 19.	Translating a Buffered Image
	16. 27. 20.	Rotating a Buffered Image
	16. 27. 21.	Flipping a Buffered Image
	16. 27. 22.	Flip the image horizontally
	16. 27. 23.	Flip the image vertically and horizontally, equivalent to rotating the image 180 degrees
	16. 27. 24.	Converting a Colored Buffered Image to Gray
	16. 27. 25.	Creating a Image Zoomer using Graphics2D
	16. 27. 26.	Create Gradient Image
	16. 27. 27.	Create Gradient Mask
	16. 27. 28.	Create Headless BufferedImage
	16. 27. 29.	Create Translucent Image
	16. 27. 30.	If the image has transparent pixels
	16. 27. 31.	Produces a copy of the supplied image
	16. 27. 32.	Produces a resized image that is of the given dimensions
	16. 27. 33.	Creates and returns a buffered version of the specified image.

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