import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import javax.imageio.ImageIO;
import org.apache.poi.hssf.usermodel.HSSFClientAnchor;
import org.apache.poi.hssf.usermodel.HSSFPatriarch;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Drawing;
import org.apache.poi.xssf.streaming.SXSSFSheet;
import org.apache.poi.xssf.streaming.SXSSFWorkbook;
import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
public class test {
public static void main(String[] args) {
test1();
}
// HSSFWorkbook 导出图片
public static void test1() {
FileOutputStream fileOut = null;
BufferedImage bufferImg = null;
// 先把读进来的图片放到一个ByteArrayOutputStream中,以便产生ByteArray
try {
ByteArrayOutputStream byteArrayOut = new ByteArrayOutputStream();
bufferImg = ImageIO.read(new File("E:/1/2.png"));
ImageIO.write(bufferImg, "png", byteArrayOut);
HSSFWorkbook wb = new HSSFWorkbook();
HSSFSheet sheet1 = wb.createSheet("test picture");
// 画图的顶级管理器,一个sheet只能获取一个(一定要注意这点)
HSSFPatriarch patriarch = sheet1.createDrawingPatriarch();
// anchor主要用于设置图片的属性
HSSFClientAnchor anchor = new HSSFClientAnchor(0, 0, 255, 255, (short) 1, 1, (short) 5, 8);
anchor.setAnchorType(3);
// 插入图片
patriarch.createPicture(anchor, wb.addPicture(byteArrayOut.toByteArray(), HSSFWorkbook.PICTURE_TYPE_JPEG));
// 写入excel文件
fileOut = new FileOutputStream("E:/测试Excel.xls");
wb.write(fileOut);
System.out.println("----Excle文件已生成------");
} catch (Exception e) {
e.printStackTrace();
} finally {
if (fileOut != null) {
try {
fileOut.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
public static void test2() {
FileOutputStream fileOut = null;
BufferedImage bufferImg = null;
// 先把读进来的图片放到一个ByteArrayOutputStream中,以便产生ByteArray
try {
ByteArrayOutputStream byteArrayOut = new ByteArrayOutputStream();
bufferImg = ImageIO.read(new File("E:/1/2.png"));
ImageIO.write(bufferImg, "png", byteArrayOut);
SXSSFWorkbook wb = new SXSSFWorkbook();
SXSSFSheet sheet1 = wb.createSheet("test picture");
// 图片绝对路径
BufferedImage user_headImg = ImageIO
.read(new File("E:/1/2.png"));
ImageIO.write(user_headImg, "png", byteArrayOut);
// sheet只能获取一个
Drawing patriarch = sheet1.createDrawingPatriarch();
// 设置图片的属性
XSSFClientAnchor anchor = new XSSFClientAnchor(0, 0, 1023, 255, (short) 6, 3, (short) 8, 7);
// 插入图片
patriarch.createPicture(anchor,
wb.addPicture(byteArrayOut.toByteArray(), XSSFWorkbook.PICTURE_TYPE_JPEG));
// 写入excel文件
fileOut = new FileOutputStream("E:/测试Excel.xlsx");
wb.write(fileOut);
System.out.println("----Excle文件已生成------");
} catch (Exception e) {
e.printStackTrace();
} finally {
if (fileOut != null) {
try {
fileOut.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
}