com.centit.support.image

类 ImageOpt

java.lang.Object

com.centit.support.image.ImageOpt

public abstract class ImageOpt
extends Object

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	ImageOpt.ImageTextInfo

方法概要

限定符和类型	方法和说明
static BufferedImage	addTextToImage(BufferedImage image, String fontName, Color color, int size, List<ImageOpt.ImageTextInfo> textList)
static boolean	addTextToImage(InputStream imageIS, String imageType, OutputStream imageOS, String fontName, Color color, int size, List<ImageOpt.ImageTextInfo> textList)
static boolean	addTextToImage(InputStream imageIS, String imageType, OutputStream imageOS, String waterMark, String fontName, Color color, int size, float x, float y)
static void	captureScreen(String fileName) 抓屏程序 算法来做网络，测试通过
static Color	castObjectToColor(Object obj)
static Color	castObjectToColor(Object obj, Color defaultColor)
static BufferedImage	createIdIcon(String id, int imageSize, int pointWidth)
static BufferedImage	createIdIcon(String id, int imageSize, int pointWidth, boolean singleColor, boolean symmetric)
static ImageOpt.ImageTextInfo	createImageText(float x, float y, String t)
static BufferedImage	createNameIcon(String word, int imageSize, Color wordColor, boolean withEdge)
static void	createThumbnail(String filename, int thumbWidth, int thumbHeight, int quality, String outFilename) 创建图片的缩略图 ，算法来做网络，测试通过
static int[]	getRGB(BufferedImage image)
static int[]	getRGB(BufferedImage image, int x, int y, int width, int height, int[] pixels)
static byte[]	imageToByteArray(BufferedImage image)
static byte[]	imageToByteArray(BufferedImage image, String formatName)
static ByteArrayInputStream	imageToInputStream(BufferedImage image)
static BufferedImage	loadImage(String uri) 根据路径图片图片
static BufferedImage	makeRoundBorder(BufferedImage image, int cornerRadius, int size, Color color) 生成圆角图片 圆角边框
static BufferedImage	makeRoundedCorner(BufferedImage image, int cornerRadius) 生成圆角图片
static BufferedImage	mergeImages(List<BufferedImage> imageList, int imagesPreRow, int whiteSpace) 合并图片
static void	saveBufferedImage(String filename, BufferedImage image, int quality)
static BufferedImage	saveSubImage(BufferedImage image, Rectangle subImageBounds) 对图像进行 裁剪
static List<BufferedImage>	splitImage(BufferedImage image, int divisions)

从类继承的方法 java.lang.Object

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

方法详细资料

createThumbnail

public static void createThumbnail(String filename,
                                   int thumbWidth,
                                   int thumbHeight,
                                   int quality,
                                   String outFilename)
                            throws InterruptedException,
                                   IOException

创建图片的缩略图 ，算法来做网络，测试通过

参数:

filename - 文件名称

thumbWidth - 缩略图宽度

thumbHeight - 缩略图高度

quality - 缩略图质量

outFilename - 输出文件名

抛出:

InterruptedException - 分析异常

IOException - IO

saveBufferedImage

public static void saveBufferedImage(String filename,
                                     BufferedImage image,
                                     int quality)
                              throws IOException

抛出:

IOException

captureScreen

public static void captureScreen(String fileName)
                          throws AWTException,
                                 IOException

抓屏程序 算法来做网络，测试通过

参数:

fileName - 文件名称

抛出:

AWTException - 异常

IOException - 异常

saveSubImage

public static BufferedImage saveSubImage(BufferedImage image,
                                         Rectangle subImageBounds)

对图像进行 裁剪

参数:

image - 图片

subImageBounds - 图片区域

返回:

截图

splitImage

public static List<BufferedImage> splitImage(BufferedImage image,
                                             int divisions)

mergeImages

public static BufferedImage mergeImages(List<BufferedImage> imageList,
                                        int imagesPreRow,
                                        int whiteSpace)

合并图片

参数:

imageList - 这些图片大小需要一致

imagesPreRow - 每行几个

whiteSpace - 空白占位符

返回:

BufferedImage 返回图片

getRGB

public static int[] getRGB(BufferedImage image)

getRGB

public static int[] getRGB(BufferedImage image,
                           int x,
                           int y,
                           int width,
                           int height,
                           int[] pixels)

createIdIcon

public static BufferedImage createIdIcon(String id,
                                         int imageSize,
                                         int pointWidth,
                                         boolean singleColor,
                                         boolean symmetric)

createIdIcon

public static BufferedImage createIdIcon(String id,
                                         int imageSize,
                                         int pointWidth)

createNameIcon

public static BufferedImage createNameIcon(String word,
                                           int imageSize,
                                           Color wordColor,
                                           boolean withEdge)

imageToInputStream

public static ByteArrayInputStream imageToInputStream(BufferedImage image)
                                               throws IOException

抛出:

IOException

imageToByteArray

public static byte[] imageToByteArray(BufferedImage image)
                               throws IOException

抛出:

IOException

imageToByteArray

public static byte[] imageToByteArray(BufferedImage image,
                                      String formatName)
                               throws IOException

抛出:

IOException

loadImage

public static BufferedImage loadImage(String uri)
                               throws IOException

根据路径图片图片

参数:

uri - 本地路径 or 网络地址

返回:

图片

抛出:

IOException - 异常

makeRoundedCorner

public static BufferedImage makeRoundedCorner(BufferedImage image,
                                              int cornerRadius)

生成圆角图片

参数:

image - 原始图片

cornerRadius - 圆角的弧度

返回:

返回圆角图

makeRoundBorder

public static BufferedImage makeRoundBorder(BufferedImage image,
                                            int cornerRadius,
                                            int size,
                                            Color color)

生成圆角图片 圆角边框

参数:

image - 原图

cornerRadius - 圆角的角度

size - 边框的边距

color - 边框的颜色

返回:

返回带边框的圆角图

castObjectToColor

public static Color castObjectToColor(Object obj)

castObjectToColor

public static Color castObjectToColor(Object obj,
                                      Color defaultColor)

createImageText

public static ImageOpt.ImageTextInfo createImageText(float x,
                                                     float y,
                                                     String t)

addTextToImage

public static BufferedImage addTextToImage(BufferedImage image,
                                           String fontName,
                                           Color color,
                                           int size,
                                           List<ImageOpt.ImageTextInfo> textList)

addTextToImage

public static boolean addTextToImage(InputStream imageIS,
                                     String imageType,
                                     OutputStream imageOS,
                                     String waterMark,
                                     String fontName,
                                     Color color,
                                     int size,
                                     float x,
                                     float y)

addTextToImage

public static boolean addTextToImage(InputStream imageIS,
                                     String imageType,
                                     OutputStream imageOS,
                                     String fontName,
                                     Color color,
                                     int size,
                                     List<ImageOpt.ImageTextInfo> textList)