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package com.pic; import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.Image; import java.awt.image.BufferedImage; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.IOException; import java.io.InputStream; import .URL; import .URLConnection; import java.text.SimpleDateFormat; import java.util.Date; import javax.imageio.ImageIO; /** * 纯java处理图片拼接（背景上边添加文字和图片） * @author Administrator * */ public class JoinMutiImage { private static SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); public static void main(String[] args) throws IOException { JoinMutiImage.makePicture(); } private static void drawImage(int x,int y,BufferedImage ImageNew,BufferedImage ImageOne) throws IOException{ int width = ImageOne.getWidth();//图片宽度 int height = ImageOne.getHeight();//图片高度 int[] ImageArrayTop = new int[width*height]; ImageArrayTop = ImageOne.getRGB(0,0,width,height,ImageArrayTop,0,width); ImageNew.setRGB(x,y,width,height,ImageArrayTop,0,width);//设置头部的RGB } public static byte[] makePicture() throws IOException{ //String imagePath = ImageUtil.class.getResource("/").getPath(); //System.out.println(imagePath); //int idx1 = imagePath.indexOf("WEB-INF"); //imagePath = imagePath.substring(0, idx1).concat("images/shopping_basket/"); String imagePath = ""; File image_1_top = new File(imagePath.concat("food-cart---save---product_01.png")); File image_2_food = new File(imagePath.concat("food-cart---save---product_01-02.png")); File image_3_shadow = new File(imagePath.concat("food-cart---save---product_01-03.png")); File image_4_space = new File(imagePath.concat("food-cart---save---product_05.png")); File image_5_code = new File(imagePath.concat("food-cart---save---product_06.png")); BufferedImage bf_image_1_top =ImageIO.read(image_1_top); BufferedImage bf_image_2_food =ImageIO.read(image_2_food); BufferedImage bf_image_3_shadow =ImageIO.read(image_3_shadow); BufferedImage bf_image_4_space =ImageIO.read(image_4_space); BufferedImage bf_image_5_code =ImageIO.read(image_5_code); int width = bf_image_1_top.getWidth(); int heightTotal = 1+1+1;//根据多个内容求和算总高度 BufferedImage ImageNew = new BufferedImage(width,heightTotal,BufferedImage.TYPE_INT_RGB); int currentY = 0; //第一个图拼接 drawImage(0,0,ImageNew,bf_image_1_top); currentY+=bf_image_1_top.getHeight(); //第二个图拼接 //for (int i = 0; i < 集合.size(); i++) { //drawProduct(0,currentY,ImageNew,bf_image_2_food,foods.get(i)); //currentY+=bf_image_2_food.getHeight(); //} Graphics g = ImageNew.getGraphics(); Font f2 = new Font("",Font.BOLD,12); g.setFont(f2); g.drawString(format.format(new Date()),width-130,heightTotal-30); g.dispose(); //File outFile = new File(outFilePath); //ImageIO.write(ImageNew, "png", outFile);//写图片 // ByteArrayOutputStream jpegOutputStream = new ByteArrayOutputStream(); ImageIO.write(ImageNew, "JPEG", jpegOutputStream); byte[] captchaChallengeAsJpeg = null; captchaChallengeAsJpeg = jpegOutputStream.toByteArray(); jpegOutputStream.close(); //InputStream is = new ByteArrayInputStream(captchaChallengeAsJpeg); //return is; return captchaChallengeAsJpeg; // } //private static void drawTop(int x,int y,BufferedImage ImageNew,BufferedImage ImageOne) throws IOException{ //int width = ImageOne.getWidth();//图片宽度 //int height = ImageOne.getHeight();//图片高度 //int[] ImageArrayTop = new int[width*height]; //ImageArrayTop = ImageOne.getRGB(0,0,width,height,ImageArrayTop,0,width); //ImageNew.setRGB(x,y,width,height,ImageArrayTop,0,width);//设置头部的RGB //} private static void drawProduct(int x,int y,BufferedImage ImageNew,BufferedImage ImageTwo) throws IOException{ int widthTwo = ImageTwo.getWidth();//图片高度 int heightTwo = ImageTwo.getHeight();//图片高度 int[] ImageArrayTwo = new int[widthTwo*heightTwo]; ImageArrayTwo = ImageTwo.getRGB(0,0,widthTwo,heightTwo,ImageArrayTwo,0,widthTwo); ImageNew.setRGB(x,y,widthTwo,heightTwo,ImageArrayTwo,0,widthTwo); URL url = new URL("图片"); URLConnection conn = url.openConnection(); InputStream inStream = conn.getInputStream(); BufferedImage ImagePuduct = ImageIO.read(inStream); int widthPuduct = ImagePuduct.getWidth(); int heightPuduct = ImagePuduct.getHeight();//图片高度 Image image=ImagePuduct.getScaledInstance(100,80,Image.SCALE_DEFAULT);//获取缩略图 /*再创建一个BufferedImage对象 用于创建100*100大小的图像*/ BufferedImage oimage; oimage = new BufferedImage(100,80,Image.SCALE_DEFAULT); /*获取图像上下文对象，然后把刚才的Image对象画到BufferedImage中去 切忌， drawImage()方法有很多重载方法，一定要选用下面的这个，它会95%的复制原图的图片质量。其他重载方法你也可以试试，可能生成出来的图片很丑噢~哈哈 */ oimage.getGraphics().drawImage(image,0,0, null); widthPuduct = 100; heightPuduct = 80; int[] ImageArrayPuduct = new int[widthPuduct*heightPuduct]; ImageArrayPuduct = oimage.getRGB(0,0,widthPuduct,heightPuduct,ImageArrayPuduct,0,widthPuduct); ImageNew.setRGB(60,y+20,widthPuduct,heightPuduct,ImageArrayPuduct,0,widthPuduct); drawProductText(x,y,widthPuduct,heightPuduct,ImageNew); } private static void drawProductText(int x,int y,int widthProduct,int heightProduct,BufferedImage ImageNew){ Graphics g = ImageNew.getGraphics(); Font f = new Font("",Font.BOLD,24); g.setColor(Color.decode("#333")); g.setFont(f); g.drawString("内容",x+60+widthProduct+20,y+40); f = new Font("",Font.BOLD,18); g.setFont(f); g.setColor(Color.decode("#F4CAC9")); g.drawString("内容",60+widthProduct+59,y+20+20+32); // g.dispose(); } /* private static void drawBottom(int x,int y,BufferedImage ImageNew,BufferedImage ImageBottom) throws IOException{ int width = ImageBottom.getWidth();//图片高度 int heightBottom = ImageBottom.getHeight();//图片高度 int[] ImageArrayBottom = new int[width*heightBottom]; //Graphics g = ImageNew.getGraphics(); //int xx =10; //int yy =10; //Font f2 = new Font("",Font.BOLD,12); // g.setFont(f2); //g.drawString(format.format(new Date()),xx,yy); //g.dispose(); ImageArrayBottom = ImageBottom.getRGB(0,0,width,heightBottom,ImageArrayBottom,0,width); ImageNew.setRGB(x,y,width,heightBottom,ImageArrayBottom,0,width); } */ }
