com.clickntap.utils

Class ImageUtils

java.lang.Object

com.clickntap.utils.ImageUtils

public class ImageUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
ImageUtils()

Method Summary

Modifier and Type	Method and Description
static BufferedImage	centeredSubImage(BufferedImage bufferedImage, int w, int h)
static BufferedImage	createImage(int width, int height)
static BufferedImage	crop(BufferedImage bufferedImage, int w, int h)
static BufferedImage	cropBottom(BufferedImage bufferedImage, int percentage)
static BufferedImage	cropRect(BufferedImage bufferedImage)
static BufferedImage	cropRect(BufferedImage bufferedImage, float ratio)
static BufferedImage	cropRect(BufferedImage bufferedImage, float ratio, boolean centered)
static BufferedImage	drawImage(BufferedImage img1, BufferedImage img2)
static BufferedImage	drawImage(BufferedImage img1, BufferedImage img2, int x, int y, int w, int h)
static BufferedImage	drawImage(BufferedImage img1, File file)
static BufferedImage	drawImage(BufferedImage img1, String file)
static BufferedImage	drawImage(BufferedImage img1, String file, int x, int y, int w, int h)
static BufferedImage	drawSubImage(BufferedImage img1, BufferedImage img2, int x, int y, int w, int h)
static BufferedImage	drawSubImage(BufferedImage image, String file, int x, int y, int w, int h)
static BufferedImage	drawText(BufferedImage image, String s, int x, int y, int width, int height, float linespace, Font font, Color color)
static BufferedImage	expand(BufferedImage img, int w, int h)
static BufferedImage	expand(BufferedImage img, int w, int h, int x, int y)
static void	fillRect(BufferedImage image, Color color)
static void	fillRect(BufferedImage image, Color color, int x, int y, int w, int h)
static Rectangle2D	getTextBound(BufferedImage image, String s, Font font)
static boolean	hasAlpha(Image image)
static BufferedImage	letterbox(BufferedImage bufferedImage, int width, int height)
static BufferedImage	letterbox(BufferedImage bufferedImage, int width, int height, Color backColor)
static Image	mask(BufferedImage img, Color color)
static BufferedImage	open(File file)
static BufferedImage	open(InputStream in)
static BufferedImage	open(String filename)
static BufferedImage	open(URL url)
static BufferedImage	rotate(BufferedImage img, double angle)
static void	saveAs(BufferedImage bufferedImage, File file)
static void	saveAs(BufferedImage bufferedImage, String fileName)
static void	saveAs(BufferedImage bufferedImage, String format, OutputStream out)
static void	saveAsJpeg(BufferedImage image, int quality, OutputStream out)
static void	saveAsJpeg(BufferedImage image, int quality, String dest)
static BufferedImage	scale(BufferedImage bufferedImage, float percent)
static BufferedImage	scale(BufferedImage bufferedImage, int w, int h)
static BufferedImage	scaleHeight(BufferedImage bufferedImage, int h)
static BufferedImage	scaleWidth(BufferedImage bufferedImage, int w)
static BufferedImage	subImage(BufferedImage bufferedImage, int x1, int y1, int x2, int y2)

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageUtils

public ImageUtils()

Method Detail

rotate

public static BufferedImage rotate(BufferedImage img,
                                   double angle)

mask

public static Image mask(BufferedImage img,
                         Color color)

hasAlpha

public static boolean hasAlpha(Image image)
                        throws Exception

Throws:

Exception

cropRect

public static BufferedImage cropRect(BufferedImage bufferedImage)

cropRect

public static BufferedImage cropRect(BufferedImage bufferedImage,
                                     float ratio)

createImage

public static BufferedImage createImage(int width,
                                        int height)

letterbox

public static BufferedImage letterbox(BufferedImage bufferedImage,
                                      int width,
                                      int height)
                               throws Exception

Throws:

Exception

letterbox

public static BufferedImage letterbox(BufferedImage bufferedImage,
                                      int width,
                                      int height,
                                      Color backColor)
                               throws Exception

Throws:

Exception

drawImage

public static BufferedImage drawImage(BufferedImage img1,
                                      BufferedImage img2,
                                      int x,
                                      int y,
                                      int w,
                                      int h)

drawImage

public static BufferedImage drawImage(BufferedImage img1,
                                      BufferedImage img2)

drawImage

public static BufferedImage drawImage(BufferedImage img1,
                                      String file)
                               throws Exception

Throws:

Exception

drawImage

public static BufferedImage drawImage(BufferedImage img1,
                                      String file,
                                      int x,
                                      int y,
                                      int w,
                                      int h)
                               throws Exception

Throws:

Exception

drawImage

public static BufferedImage drawImage(BufferedImage img1,
                                      File file)
                               throws Exception

Throws:

Exception

drawSubImage

public static BufferedImage drawSubImage(BufferedImage image,
                                         String file,
                                         int x,
                                         int y,
                                         int w,
                                         int h)
                                  throws IOException

Throws:

IOException

drawSubImage

public static BufferedImage drawSubImage(BufferedImage img1,
                                         BufferedImage img2,
                                         int x,
                                         int y,
                                         int w,
                                         int h)

expand

public static BufferedImage expand(BufferedImage img,
                                   int w,
                                   int h)

expand

public static BufferedImage expand(BufferedImage img,
                                   int w,
                                   int h,
                                   int x,
                                   int y)

fillRect

public static void fillRect(BufferedImage image,
                            Color color)

fillRect

public static void fillRect(BufferedImage image,
                            Color color,
                            int x,
                            int y,
                            int w,
                            int h)

cropRect

public static BufferedImage cropRect(BufferedImage bufferedImage,
                                     float ratio,
                                     boolean centered)

cropBottom

public static BufferedImage cropBottom(BufferedImage bufferedImage,
                                       int percentage)

crop

public static BufferedImage crop(BufferedImage bufferedImage,
                                 int w,
                                 int h)

subImage

public static BufferedImage subImage(BufferedImage bufferedImage,
                                     int x1,
                                     int y1,
                                     int x2,
                                     int y2)

centeredSubImage

public static BufferedImage centeredSubImage(BufferedImage bufferedImage,
                                             int w,
                                             int h)

scaleHeight

public static BufferedImage scaleHeight(BufferedImage bufferedImage,
                                        int h)
                                 throws Exception

Throws:

Exception

scaleWidth

public static BufferedImage scaleWidth(BufferedImage bufferedImage,
                                       int w)
                                throws Exception

Throws:

Exception

scale

public static BufferedImage scale(BufferedImage bufferedImage,
                                  int w,
                                  int h)
                           throws Exception

Throws:

Exception

scale

public static BufferedImage scale(BufferedImage bufferedImage,
                                  float percent)
                           throws Exception

Throws:

Exception

saveAs

public static void saveAs(BufferedImage bufferedImage,
                          File file)
                   throws IOException

Throws:

IOException

saveAs

public static void saveAs(BufferedImage bufferedImage,
                          String fileName)
                   throws IOException

Throws:

IOException

saveAs

public static void saveAs(BufferedImage bufferedImage,
                          String format,
                          OutputStream out)
                   throws IOException

Throws:

IOException

open

public static BufferedImage open(String filename)
                          throws IOException

Throws:

IOException

open

public static BufferedImage open(File file)
                          throws IOException

Throws:

IOException

open

public static BufferedImage open(InputStream in)
                          throws IOException

Throws:

IOException

open

public static BufferedImage open(URL url)
                          throws IOException

Throws:

IOException

saveAsJpeg

public static void saveAsJpeg(BufferedImage image,
                              int quality,
                              String dest)
                       throws Exception

Throws:

Exception

saveAsJpeg

public static void saveAsJpeg(BufferedImage image,
                              int quality,
                              OutputStream out)
                       throws Exception

Throws:

Exception

getTextBound

public static Rectangle2D getTextBound(BufferedImage image,
                                       String s,
                                       Font font)

drawText

public static BufferedImage drawText(BufferedImage image,
                                     String s,
                                     int x,
                                     int y,
                                     int width,
                                     int height,
                                     float linespace,
                                     Font font,
                                     Color color)