import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileOutputStream;
import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGImageEncoder;
import javax.imageio.ImageIO;
/**
* 给图片加水印
*/
public final class Main {
public Main() {
}
/**
* 把图片印刷到图片上
*
* @param pressImg
* 水印文件
* @param targetImg
* 目标文件
* @param x
* @param y
*/
public final static void pressImage(String pressImg, String targetImg,
int x, int y) {
try {
File _file = new File(targetImg);
Image src = ImageIO.read(_file);
int wideth = src.getWidth(null);
int height = src.getHeight(null);
BufferedImage image = new BufferedImage(wideth, height,
BufferedImage.TYPE_INT_RGB);
Graphics g = image.createGraphics();
g.drawImage(src, 0, 0, wideth, height, null);
// 水印文件
File _filebiao = new File(pressImg);
Image src_biao = ImageIO.read(_filebiao);
int wideth_biao = src_biao.getWidth(null);
int height_biao = src_biao.getHeight(null);
g.drawImage(src_biao, wideth - wideth_biao - x, height
- height_biao - y, wideth_biao, height_biao, null);
g.dispose();
FileOutputStream out = new FileOutputStream(targetImg);
JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
encoder.encode(image);
out.close();
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 打印文字水印图片
*
* @param pressText
* --文字
* @param targetImg
* --目标图片
* @param fontName
* --字体名
* @param fontStyle
* --字体样式
* @param color
* --字体颜色
* @param fontSize
* --字体大小
* @param x
* --X偏移量
* @param y
* --Y偏移量
*/
public static void pressText(String pressText, String targetImg,
String fontName, int fontStyle, int color, int fontSize, int x,
int y) {
try {
File _file = new File(targetImg);
Image src = ImageIO.read(_file);
int wideth = src.getWidth(null);
int height = src.getHeight(null);
BufferedImage image = new BufferedImage(wideth, height,
BufferedImage.TYPE_INT_RGB);
Graphics g = image.createGraphics();
g.drawImage(src, 0, 0, wideth, height, null);
g.setColor(Color.RED);
g.setFont(new Font(fontName, fontStyle, fontSize));
g.drawString(pressText,fontSize+x,fontSize
+y);
g.dispose();
FileOutputStream out = new FileOutputStream(targetImg);
JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
encoder.encode(image);
out.close();
} catch (Exception e) {
System.out.println(e);
}
}
public static void main(String[] args) {
pressImage("f:/1.jpg", "f:/2.jpg", 20, 20);
pressText("Java教程网", "f:/1.jpg","宋体",10,10,100,50, 50);
}
}