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@@ -40,10 +40,13 @@ import org.springframework.web.bind.annotation.RequestMethod;
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import org.springframework.web.bind.annotation.ResponseBody;
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import org.springframework.web.bind.annotation.ResponseBody;
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import org.springframework.web.multipart.MultipartFile;
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import org.springframework.web.multipart.MultipartFile;
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+import javax.imageio.ImageIO;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpServletResponse;
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-import java.io.File;
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-import java.io.OutputStream;
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+import javax.swing.*;
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+import java.awt.*;
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+import java.awt.image.BufferedImage;
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+import java.io.*;
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import java.util.ArrayList;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.HashMap;
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import java.util.List;
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import java.util.List;
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@@ -111,6 +114,51 @@ public class AttachmentController {
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return messageResult;
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return messageResult;
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}
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}
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+ public boolean transferAlpha2File(String imgSrc, String imgTarget) {
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+ File file = new File(imgSrc);
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+ InputStream is = null;
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+ boolean result = false;
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+
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+ try {
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+ is = new FileInputStream(file);
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+ // 如果是MultipartFile类型,那么自身也有转换成流的方法:is = file.getInputStream();
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+ BufferedImage bi = ImageIO.read(is);
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+ Image image = (Image) bi;
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+ ImageIcon imageIcon = new ImageIcon(image);
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+ BufferedImage bufferedImage = new BufferedImage(imageIcon.getIconWidth(), imageIcon.getIconHeight(),
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+ BufferedImage.TYPE_4BYTE_ABGR);
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+ Graphics2D g2D = (Graphics2D) bufferedImage.getGraphics();
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+ g2D.drawImage(imageIcon.getImage(), 0, 0, imageIcon.getImageObserver());
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+ int alpha = 0;
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+ for (int j1 = bufferedImage.getMinY(); j1 < bufferedImage.getHeight(); j1++) {
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+ for (int j2 = bufferedImage.getMinX(); j2 < bufferedImage.getWidth(); j2++) {
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+ int rgb = bufferedImage.getRGB(j2, j1);
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+ int R = (rgb & 0xff0000) >> 16;
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+ int G = (rgb & 0xff00) >> 8;
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+ int B = (rgb & 0xff);
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+ if (((255 - R) < 30) && ((255 - G) < 30) && ((255 - B) < 30)) {
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+ rgb = ((alpha + 1) << 24) | (rgb & 0x00ffffff);
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+ }
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+ bufferedImage.setRGB(j2, j1, rgb);
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+ }
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+ }
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+ g2D.drawImage(bufferedImage, 0, 0, imageIcon.getImageObserver());
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+ result = ImageIO.write(bufferedImage, "png", new File(imgTarget));// 直接输出文件
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ result = false;
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+ } finally {
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+ if (is != null) {
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+ try {
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+ is.close();
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+ } catch (IOException e) {
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+ // TODO Auto-generated catch block
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+ }
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+ }
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+ }
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+ return result;
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+ }
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+
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@ApiOperation(value="pdf文档生成与下载")
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@ApiOperation(value="pdf文档生成与下载")
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@RequestMapping(value = "/pub/attachment/downloadPolicyPdf",method = RequestMethod.GET)
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@RequestMapping(value = "/pub/attachment/downloadPolicyPdf",method = RequestMethod.GET)
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@ApiImplicitParams({
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@ApiImplicitParams({
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@@ -203,13 +251,16 @@ public class AttachmentController {
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if (StringUtils.isNotEmpty(company.getCompanyStampFile())) {
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if (StringUtils.isNotEmpty(company.getCompanyStampFile())) {
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String ext = company.getCompanyStampFile().substring(company.getCompanyStampFile().lastIndexOf("."));
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String ext = company.getCompanyStampFile().substring(company.getCompanyStampFile().lastIndexOf("."));
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String watermarkLogoPath = folderPath + File.separator + DateTime.now().toString("yyyyMMddHHmmssSSS") + ext;
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String watermarkLogoPath = folderPath + File.separator + DateTime.now().toString("yyyyMMddHHmmssSSS") + ext;
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+ String watermarkLogoPath2 = folderPath + File.separator + DateTime.now().toString("yyyyMMddHHmmssSSS") + "-t" + ext;
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//下载水印图片
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//下载水印图片
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boolean success = OSSUtil.download(company.getCompanyStampFile(),watermarkLogoPath);
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boolean success = OSSUtil.download(company.getCompanyStampFile(),watermarkLogoPath);
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if(success) {
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if(success) {
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try {
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try {
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- Watermark.imageWatermark(filePath, watermarkFilePath, watermarkLogoPath);
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+ //水印背景变透明
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+ transferAlpha2File(watermarkLogoPath,watermarkLogoPath2);
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+ Watermark.imageWatermark(filePath, watermarkFilePath, watermarkLogoPath2);
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filePath = watermarkFilePath;
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filePath = watermarkFilePath;
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}
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}
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catch (Exception e){
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catch (Exception e){
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