Java实现图片水印

View Post

public final class ImageUtils

{
public ImageUtils()

{

    }

    public final static String getPressImgPath()

{
        return ApplicationContext.getRealPath("/template/data/util/shuiyin.gif");
    }

/** *//**
  * 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 -- 偏移量
     * @param y
     */

    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);
            // String s="www.qhd.com.cn";
            g.setColor(Color.RED);
            g.setFont(new Font(fontName, fontStyle, fontSize));


            g.drawString(pressText, wideth - fontSize - x, height - fontSize/2 - 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("C:/shuiyin/shuiyin.gif", "c:/shuiyin/DSC02342.JPG", 20 ,20);
}
}

posted on 2007-05-17 08:46 MingIsMe 阅读(234) 评论(0) 编辑收藏所属分类: 06 J2EE

Samuel Learning

文章分类(203)

新闻分类(52)

.NET资源

Ajax

Java开源

Mobile

WEB资源

Workflow

其他连接

大牛人

开源软件

敏捷

数据库

未归类

经典框架

网络教程

著名站点

项目管理

最新评论

View Post

Java实现图片水印