package com.bonus.core;

import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;

import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGImageEncoder;

public class PictureUtils {

	 private BufferedImage image;
	 private int imageWidth = 285;  //图片的宽度
	    private int imageHeight =280; //图片的高度
	    //生成图片文件
	    @SuppressWarnings("restriction")
	  public void createImage(String fileLocation) {
	        BufferedOutputStream bos = null;
	        if(image != null){
	            try {
	                FileOutputStream fos = new FileOutputStream(fileLocation);
	                bos = new BufferedOutputStream(fos);
	                JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(bos);
	                encoder.encode(image);
	                bos.close();
	            } catch (Exception e) {
	                e.printStackTrace();
	            }finally{
	                if(bos!=null){//关闭输出流
	                    try {
	                        bos.close();
	                    } catch (IOException e) {
	                        e.printStackTrace();
	                    }
	                }
	            }
	        }
	    }
	    public long graphicsGeneration(String path,String fileName,String devicecode) {
	    	String imgurl=path+fileName;
	        int H_title = 2;     //头部高度
	        int H_mainPic = 250;  //轮播广告高度
	        int H_tip = 1;  //上网提示框高度
	        int H_btn = 1;  //按钮栏的高度
	        int tip_2_top = (H_title+H_mainPic);
	        int btns_2_top = tip_2_top+H_tip+20;
	        int btn1_2_top = btns_2_top-5;
	        int btn2_2_top = btn1_2_top+H_btn;
	        int shops_2_top = btn2_2_top+H_btn+20;
	        int W_btn = 280;  //按钮栏的宽度
	        //获得当前的时间戳
	        long currentTimeMillis = System.currentTimeMillis();
	         
	        image = new BufferedImage(imageWidth, imageHeight, BufferedImage.TYPE_INT_RGB);
	        //设置图片的背景色
	        Graphics2D main = image.createGraphics();
	        main.setColor(Color.white);
	        main.fillRect(0, 0, imageWidth, imageHeight);
	        //***********************页面头部
	        Graphics title = image.createGraphics();
	        title.setColor(Color.white);
	        title.fillRect(0, 0, imageWidth, H_title);
	        Graphics mainPic = image.getGraphics();
	        BufferedImage bimg = null;
	        try {
	           bimg = javax.imageio.ImageIO.read(new java.io.File(imgurl));
	        } catch (Exception e) {}
	     
	        if(bimg!=null){
	            mainPic.drawImage(bimg, 0, H_title, imageWidth, H_mainPic, null);
	            mainPic.dispose();
	        }
	        Graphics2D tip = image.createGraphics();
	        title.setColor(Color.white);
	        tip.fillRect(0, tip_2_top, imageWidth, H_tip);
	        Font btnFont = new Font("宋体", Font.BOLD, 30);
	         
	        Graphics2D btn2 = image.createGraphics();
	        btn2.fillRect(2, btn2_2_top, W_btn, H_btn);
	        btn2.setColor(Color.black);
	        //btn2文本
	     //   btn2.setColor(new Color(39,163,217));
	        btn2.setFont(btnFont);
	        btn2.drawString(devicecode, 30, btn2_2_top+(H_btn/2)+5);
	        createImage(path+currentTimeMillis+".jpg");
			return currentTimeMillis;
	    }
	}