package com.product.print.util;
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import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
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import org.apache.poi.xwpf.usermodel.*;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.List;
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/**
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* @Author cheng
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* @Date 2023/8/5 16:40
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* @Desc
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*/
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public class PrintPoiUtil {
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/**
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* 复制行，从source到target
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*
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* @param target
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* @param source
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*/
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public static void copyTableRow(XWPFTableRow target, XWPFTableRow source) {
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// 复制样式
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if (source.getCtRow() != null) {
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target.getCtRow().setTrPr(source.getCtRow().getTrPr());
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}
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// 复制单元格
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for (int i = 0; i < source.getTableCells().size(); i++) {
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XWPFTableCell cell1 = target.getCell(i);
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XWPFTableCell cell2 = source.getCell(i);
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if (cell1 == null) {
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cell1 = target.addNewTableCell();
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}
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copyTableCell(cell1, cell2);
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}
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}
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/**
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* 复制单元格，从source到target
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*
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* @param target
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* @param source
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*/
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public static void copyTableCell(XWPFTableCell target, XWPFTableCell source) {
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// 列属性
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if (source.getCTTc() != null) {
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target.getCTTc().setTcPr(source.getCTTc().getTcPr());
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}
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// 删除段落
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for (int pos = 0; pos < target.getParagraphs().size(); pos++) {
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target.removeParagraph(pos);
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}
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// 添加段落
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for (XWPFParagraph sp : source.getParagraphs()) {
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XWPFParagraph targetP = target.addParagraph();
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copyParagraph(targetP, sp);
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}
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}
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/**
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* 复制图片到target
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*
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* @param target
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* @param picture
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* @throws IOException
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* @throws InvalidFormatException
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*/
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public static void copyPicture(XWPFRun target, XWPFPicture picture) throws IOException, InvalidFormatException {
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String filename = picture.getPictureData().getFileName();
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InputStream pictureData = new ByteArrayInputStream(picture
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.getPictureData().getData());
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int pictureType = picture.getPictureData().getPictureType();
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int width = (int) picture.getCTPicture().getSpPr().getXfrm().getExt()
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.getCx();
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int height = (int) picture.getCTPicture().getSpPr().getXfrm().getExt()
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.getCy();
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// target.addBreak();
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target.addPicture(pictureData, pictureType, filename, width, height);
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// target.addBreak(BreakType.PAGE);
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}
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/**
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* 复制段落，从source到target
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*
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* @param target
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* @param source
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*/
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public static void copyParagraph(XWPFParagraph target, XWPFParagraph source) {
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// 设置段落样式
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target.getCTP().setPPr(source.getCTP().getPPr());
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// 移除所有的run
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for (int pos = target.getRuns().size() - 1; pos >= 0; pos--) {
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target.removeRun(pos);
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}
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// copy 新的run
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for (XWPFRun s : source.getRuns()) {
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XWPFRun targetrun = target.createRun();
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copyRun(targetrun, s);
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}
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}
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/**
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* 复制RUN，从source到target
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*
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* @param target
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* @param source
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*/
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public static void copyRun(XWPFRun target, XWPFRun source) {
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// 设置run属性
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target.getCTR().setRPr(source.getCTR().getRPr());
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// 设置文本
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target.setText(source.text());
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// 处理图片
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List<XWPFPicture> pictures = source.getEmbeddedPictures();
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for (XWPFPicture picture : pictures) {
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try {
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copyPicture(target, picture);
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} catch (InvalidFormatException e) {
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e.printStackTrace();
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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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