Graphics2D 画图

package com.poly;

import javax.imageio.ImageIO;
import javax.swing.*;
import java.awt.*;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.geom.GeneralPath;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.Random;

public class LoadImageApp {



    BufferedImage img;
    int segmentSize=5;
    int segmentWidth = 400;
    int rowSize=20;
    int rowHeight = 90;
    int titleHeight = 110;
    int noWidth = 100;//序号长度
    int timeAddedWidth = 300;//时间增量长度
    int middleWidth = segmentWidth*(segmentSize+1);//中间部分的长度
    int briefWidth = 400;//摘要长度
    int headDown = 65;
//    int padding  = 20;
//    int halfPadding = padding/2;

    public LoadImageApp() {
        try {
            img = new BufferedImage(noWidth+timeAddedWidth+middleWidth+briefWidth,rowHeight*rowSize,BufferedImage.TYPE_INT_ARGB);
        } catch (Exception e) {
            e.printStackTrace();
        }
        int imgWidth = img.getWidth();
        int imgHeight = img.getHeight();
        Color green = new Color(55,105,86);
        Color grey = new Color(221,221,221);
        Color deepGrey = new Color(221,227,231);
        Color moreGrey = new Color(242,247,250);
        Font font = new Font("微软雅黑", Font.BOLD, 36);


        Graphics2D g2 = img.createGraphics();
        //背景
        g2.setBackground(Color.WHITE);
        g2.clearRect(0,0,img.getWidth(),img.getHeight());



        //head线
        g2.setStroke(createStroke(6));
        g2.setColor(green);
        g2.drawLine(0,titleHeight,imgWidth,titleHeight);
        //head填充
        g2.setColor(deepGrey);
        g2.fillRect(0,0,imgWidth,titleHeight);


        g2.setStroke(createStroke(4));
//        g2.setColor(grey);
        //偶数行填充深灰色
        for(int i=1;i 
  

转载于:https://my.oschina.net/u/1421583/blog/3071760