128 lines
4.6 KiB
Java
128 lines
4.6 KiB
Java
package com.zcloud.util;
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import java.awt.*;
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import java.awt.Insets;
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import java.awt.image.BufferedImage;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.StringReader;
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import java.net.URL;
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import java.net.URLDecoder;
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import java.security.InvalidParameterException;
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import javax.imageio.ImageIO;
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import javax.imageio.stream.ImageOutputStream;
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import javax.print.*;
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import javax.print.attribute.DocAttributeSet;
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import javax.print.attribute.HashDocAttributeSet;
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import javax.print.attribute.HashPrintRequestAttributeSet;
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import javax.print.attribute.PrintRequestAttributeSet;
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import javax.print.attribute.standard.MediaSizeName;
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import javax.print.attribute.standard.OrientationRequested;
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/*import com.aspose.words.Document;
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import com.aspose.words.SaveFormat;
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import com.itextpdf.text.pdf.PdfReader;*/
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public class PrintUtil {
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// static final int wdDoNotSaveChanges = 0;// 不保存待定的更改。
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// static final int wdFormatPDF = 17;// word转PDF 格式
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//
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public static void print(String filePath,String content) {
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try {
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File file = new File(filePath);
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// File file = new File("C:\\\\Users\\\\Administrator\\\\Desktop\\\\测试用图\\\\QQ图片20201013090855.jpg");
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PrintService printService = PrintServiceLookup.lookupDefaultPrintService();
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if (file != null) {
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BufferedImage img = ImageIO.read(file);
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BufferedImage DestImage = null;
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int w1 = img.getWidth();
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int h1 = img.getHeight();
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int c = (int)Math.ceil((double)h1/1000);//根据图片大小缩放文字
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int[] ImageArrayOne = new int[w1 * h1];
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ImageArrayOne = img.getRGB(0, 0, w1, h1, ImageArrayOne, 0, w1); // 逐行扫描图像中各个像素的RGB到数组中
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DestImage = new BufferedImage(w1, h1 + (c*20), BufferedImage.TYPE_INT_RGB);
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DestImage.setRGB(0, c*20, w1, h1, ImageArrayOne, 0, w1); // 设置下半部分的RGB
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Graphics g = DestImage.getGraphics();
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Font fTxtBottom = new Font("微软雅黑", Font.PLAIN, c*15);
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Color myColorTxtBottom = Color.WHITE; //图片颜色
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g.setColor(myColorTxtBottom);
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g.setFont(fTxtBottom);
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// g.drawString(文字, x 位置, y 位置);
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g.drawString(content, 5,c*15);
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g.dispose();
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// String imgName = "C:\\Users\\Administrator\\Desktop\\测试用图\\1.jpg"; //生成的图片名称
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// File newFile = new File(imgName); //生成新的图片
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//
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//// 此处要写PNG否则可能会出现遮罩层
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// ImageIO.write(DestImage, "png", newFile);
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ByteArrayOutputStream bs = new ByteArrayOutputStream();
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ImageOutputStream imOut = ImageIO.createImageOutputStream(bs);
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ImageIO.write(DestImage, "png",imOut);
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DocPrintJob jon = printService.createPrintJob();
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// 设置纸张大小,也可以新建MediaSize类来自定义大小
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// 文件类型
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DocFlavor flavor = DocFlavor.INPUT_STREAM.PNG;
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PrintRequestAttributeSet pras = new HashPrintRequestAttributeSet();
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pras.add(MediaSizeName.ISO_A4);
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if(w1>h1) {
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pras.add(OrientationRequested.LANDSCAPE);//横向打印
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}
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DocAttributeSet das = new HashDocAttributeSet();
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InputStream input = new ByteArrayInputStream(bs.toByteArray());
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Doc doc = new SimpleDoc(input, flavor, das);
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jon.print(doc, pras);
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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// public static void word2pdf(String source, String target) {
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//
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// FileOutputStream os = null;
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// try {
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// File file = new File(target); // 新建一个空白pdf文档
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// os = new FileOutputStream(file);
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// Document doc = new Document(source); // Address是将要被转化的word文档
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// doc.save(os, SaveFormat.PDF);
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// System.out.println(doc.getPageCount());
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// } catch (Exception e) {
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// e.printStackTrace();
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// } finally {
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// if (os != null) {
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// try {
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// os.close();
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// } catch (IOException e) {
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// e.printStackTrace();
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// }
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// }
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// }
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// }
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// public static int getPdfPage(String filepath){
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// int pagecount = 0;
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// PdfReader reader;
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// try {
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// reader = new PdfReader(filepath);
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// pagecount= reader.getNumberOfPages();
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// } catch (IOException e) {
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// e.printStackTrace();
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// }
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// System.out.println(pagecount);
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// return pagecount;
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// }
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public static void main(String[] args) {
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print(null,null);
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}
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}
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