Java 实现 word文件添加 图片水印 jacob.jar

import com.jacob.activeX.ActiveXComponent;import com.jacob.com.ComThread;import com.jacob.com.Dispatch;import com.jacob.com.Variant;import org.apache.poi.xwpf.usermodel.XWPFDocument;import org.openxmlformats.schemas.presentationml.x2006.main.CTBackground;import java.io.File;import java.text.SimpleDateFormat;import java.util.Calendar;import java.util.Date;public final class WaterMarkUtilOffice {    public WaterMarkUtilOffice() {}    private static WaterMarkUtilOffice instance;    private Dispatch aDoc = null;//用于存储一个文档：比如新增一个文档时返回，新增的文档    private Dispatch activeWindow = null;//当前活动窗口    private Dispatch docSelection = null;//存储当前被选中文档    private Dispatch wordDocs = null;//存储所有的文档    private String fileName;    private ActiveXComponent wordApp;//Word对象    public final static synchronized WaterMarkUtilOffice getInstance() {        if (instance == null){            instance = new WaterMarkUtilOffice();        }        return instance;    }    /*** 初始化Word对象*/    public boolean initWordApp() {        boolean retFlag = false;        //初始化com线程【相当于打开冰箱门，准备放大箱】        //使用结束后要调用 realease方法关闭线程【相当于关上冰箱门】        ComThread.InitSTA();        wordApp = new ActiveXComponent("Word.Application");// 初始化word应用程序，初始化表格是：Excel.Application        try {            wordApp.setProperty("Visible", new Variant(false));//配置启动word时是显示执行还是隐式执行            wordDocs = wordApp.getProperty("Documents").toDispatch();// 获取word所有文档对象            retFlag = true;        } catch (Exception e) {            retFlag = false;            e.printStackTrace();        }        return retFlag;    }    /**打开一个已存在的文档*/    public void openDocument(String docPath) {        if (this.aDoc != null) {            this.closeDocument();        }        aDoc = Dispatch.call(wordDocs,"Open",new Variant(docPath)).toDispatch();//docPath要打开的文档的详细地址        docSelection = Dispatch.get(wordApp, "Selection").toDispatch();//获得该文档对象，并返回    }    /** 取得活动窗体对象*/    public void getActiveWindow() {        activeWindow = wordApp.getProperty("ActiveWindow").toDispatch();// 取得活动窗体对象    }    /***创建一个新的word文档*/    public void createNewDocument() {        aDoc = Dispatch.call(wordDocs, "Add").toDispatch();//创建一个新的word文档,并返回        docSelection = Dispatch.get(wordApp, "Selection").toDispatch();//获得该文档对象，并返回    }    /*** 保存并关闭当前word文档*/    public void closeDocument() {        if (aDoc != null) {            Dispatch.call(aDoc, "Save");//保存            Dispatch.call(aDoc, "Close", new Variant(0));//关闭            aDoc = null;        }    }    /*** 关闭Word资源*/    public void closeWordObj() {        wordApp.invoke("Quit", new Variant[] {});// 关闭word文件        ComThread.Release();// 释放com线程。根据jacob的帮助文档，com的线程回收不由java的垃圾回收器处理    }    /**     * 插入图片     * @param pages 总页数     * @param imgPath 图片路径     * @param left 距离左上角位置     * @param top 距离上角位置     */    public void setImages(int pages,String imgPath,int left,int top){        for(int i = 0; i < pages;i++){            Dispatch selection = Dispatch.get(wordApp, "Selection").toDispatch();            Dispatch inLineShapes = Dispatch.get(selection, "InLineShapes").toDispatch();            Dispatch picture = Dispatch.call(inLineShapes, "AddPicture", imgPath).toDispatch();            //选中图片            Dispatch.call(picture, "Select");            //设置宽度高度            Dispatch.put(picture, "Width", new Variant(100));            Dispatch.put(picture, "Height", new Variant(100));            //设置图片相对左上角偏移位置            selection = Dispatch.get(wordApp, "Selection").toDispatch();            Dispatch shapeRange = Dispatch.get(selection, "ShapeRange").toDispatch();            Dispatch.put(shapeRange, "Left", new Variant(left));            Dispatch.put(shapeRange, "Top", new Variant(top));            //翻到下一页            Dispatch browser = Dispatch.get(wordApp, "Browser").toDispatch();            Dispatch.call(browser, "Next");        }    }    /**     * 设置页眉     * @param headerStr     */    public void setHeader(String headerStr) {        Dispatch activePane = Dispatch.get(activeWindow, "ActivePane").toDispatch();// 活动窗格        Dispatch view = Dispatch.get(activePane, "View").toDispatch();// 视窗对象        Dispatch.put(view, "SeekView", new Variant(9));// 打开页眉，值为9，页脚值为10        Dispatch headerfooter = Dispatch.get(docSelection, "HeaderFooter").toDispatch();// 获取页眉和页脚        Dispatch range = Dispatch.get(headerfooter, "Range").toDispatch();//页眉赋值        Dispatch.put(range, "Text", new Variant(headerStr));        Dispatch font = Dispatch.get(range, "Font").toDispatch();//设置字体        Dispatch.put(font, "Name", new Variant("微软雅黑"));        Dispatch.put(font, "Bold", new Variant(true));        Dispatch.put(font, "Size", 20);        Dispatch.put(font, "Color", Integer.valueOf("0000FF",16).toString());//颜色是16进制倒着写，然后转10进制        Dispatch.put(view, "SeekView", new Variant(0)); //0表示恢复视图;    }    /** 文档设置图片水印,waterPic水印图片路径*/    public void setWaterPic(String waterPic) {        Dispatch activePane = Dispatch.get(activeWindow, "ActivePane").toDispatch();// 活动窗格        Dispatch view = Dispatch.get(activePane, "View").toDispatch();// 视窗对象        Dispatch.put(view, "SeekView", new Variant(9));// 打开页眉，值为9，页脚值为10        Dispatch headerfooter = Dispatch.get(docSelection, "HeaderFooter").toDispatch();// 获取页眉和页脚        Dispatch shapes = Dispatch.get(headerfooter, "Shapes").toDispatch();// 获取水印图形对象        //调用shapes对象的AddPicture方法将图片插入当前文档        Dispatch picture  = Dispatch.call(shapes,"AddPicture",waterPic).toDispatch();        Dispatch.call(picture, "Select");//选择当前word文档的图片水印        Dispatch.put(picture, "Left", new Variant(30));//设置图片水印参数        Dispatch.put(picture, "Top", new Variant(150));//        Dispatch.put(picture, "LockAspectRatio", new Boolean(true));//调整大小时保持其长宽比例不变//        Dispatch.put(picture, "Width", new Variant(120));//        Dispatch.put(picture, "Height", new Variant(90));        Dispatch.put(view, "SeekView", new Variant(0));//关闭页眉，0表示恢复视图;    }    /** 文档设置文字水印--实质是设置页眉，将文字转为艺术字图片*/    public void setWaterMark(String waterMarkStr) {        Dispatch activePane = Dispatch.get(activeWindow, "ActivePane").toDispatch();// 活动窗格        Dispatch view = Dispatch.get(activePane, "View").toDispatch();// 视窗对象        Dispatch.put(view, "SeekView", new Variant(9));// 打开页眉，值为9，页脚值为10        Dispatch headerfooter = Dispatch.get(docSelection, "HeaderFooter").toDispatch();// 获取页眉和页脚        Dispatch shapes = Dispatch.get(headerfooter, "Shapes").toDispatch();// 获取水印图形对象        /**插入文字，并转为图片：         * 操作对象、方法、艺术字格式[0白色、1黑左下右上，2黑中上两下、3黑中小两大、4黑竖排、5黑中下两上]         * 水印内容、字体、字体大小、字体是否粗体、字体是否斜体         * 左边距、上边距         */        Dispatch selection = Dispatch.call(shapes, "AddTextEffect",new Variant(0),                waterMarkStr, "微软雅黑", new Variant(10),new Variant(true), new Variant(false),                new Variant(150),new Variant(250)).toDispatch();        //选中当前文档水印        Dispatch.call(selection, "Select");        Dispatch shapeRange = Dispatch.get(docSelection, "ShapeRange").toDispatch();        /**         * 设置水印透明度和颜色         */        Dispatch.put(shapeRange, "Name", "PowerPlusWaterMarkObject6");        Dispatch textEffect = Dispatch.get(shapeRange, "TextEffect").toDispatch();        Dispatch.put(textEffect, "NormalizedHeight", new Boolean(false));        Dispatch line = Dispatch.get(shapeRange, "Line").toDispatch();        Dispatch.put(line, "Visible", new Boolean(false));        Dispatch fill = Dispatch.get(shapeRange, "Fill").toDispatch();        Dispatch.put(fill, "Visible", new Boolean(true));        Dispatch.put(fill, "Transparency", new Variant(0.1));// 设置水印透明度        Dispatch foreColor = Dispatch.get(fill, "ForeColor").toDispatch();        Dispatch.put(foreColor, "RGB", new Variant(255));// 设置水印颜色        Dispatch.call(fill, "Solid");        /**         * 设置水印旋转角度、水印大小         */        Dispatch.put(shapeRange, "Rotation", new Variant(0));//旋转角度        Dispatch.put(shapeRange, "LockAspectRatio", new Boolean(true));//调整大小时保持其长宽比例不变        Dispatch.put(shapeRange, "Height", new Variant(10));//高        Dispatch.put(shapeRange, "Width", new Variant(40));//宽        Dispatch.put(shapeRange, "Left", new Variant(160));        Dispatch.put(shapeRange, "Top", new Variant(270));        Dispatch.put(view, "SeekView", new Variant(0));//0表示恢复视图;    }    public String getFileName() {        return fileName;    }    public void setFileName(String fileName) {        this.fileName = fileName;    }    //测试功能    public static void main(String[] argv) {        WaterMarkUtilOffice d = WaterMarkUtilOffice.getInstance();        try {            if (d.initWordApp()) {                d.openDocument("d:"+ File.separator+"11.docx");                d.getActiveWindow();                String imgPath="d:"+ File.separator+"small1.png";                d.setWaterPic(imgPath);//页中图片                d.closeDocument();            } else{                System.out.println("初始化Word读写对象失败！");            }        } catch (Exception e) {            System.out.println(e);        }finally{            d.closeWordObj();        }    }}