using Spire.Doc;
using Spire.Doc.Fields;
using System.Drawing;
using Spire.Doc.Interface;
using Spire.Doc.Documents;

namespace ReplaceBookmarkContent
{
    class Bookmark
    {
        private Document doc = null;
        public Bookmark(Document document)
        {
            doc = document;
        }

        /// <summary>
        /// 用文本替換指定書簽的內(nèi)容
        /// </summary>
        /// <param name="bookmarkName">書簽名</param>
        /// <param name="text">文本</param>
        /// <param name="saveFormatting">刪除原始書簽內(nèi)容時，是否保留格式</param>
        /// <returns>TextRange</returns>
        public TextRange ReplaceContent(string bookmarkName, string text, bool saveFormatting)
        {
            BookmarksNavigator navigator = new BookmarksNavigator(doc);
            navigator.MoveToBookmark(bookmarkName);//指向特定書簽
            navigator.DeleteBookmarkContent(saveFormatting);//刪除原有書簽內(nèi)容     
            Spire.Doc.Interface.ITextRange textRange = navigator.InsertText(text);//寫入文本
            return textRange as TextRange;
        }

        /// <summary>
        /// 用圖片替換指定書簽的內(nèi)容
        /// </summary>
        /// <param name="bookmarkName">書簽名</param>
        /// <param name="picPath">圖片路徑</param>
        /// <param name="widthScale">寬度縮放比例，0以上正整數(shù)</param>
        /// <param name="heightScale">高度縮放比例，0以上正整數(shù)</param>
        /// <param name="wrapStyle">環(huán)繞方式</param>
        /// <param name="horizontalAlignment"></param>
        public void ReplaceContent(string bookmarkName, string picPath, float widthScale, float heightScale, TextWrappingStyle wrapStyle, ShapeHorizontalAlignment horizontalAlignment)
        {
            BookmarksNavigator navigator = new BookmarksNavigator(doc);
            navigator.MoveToBookmark(bookmarkName);
            navigator.DeleteBookmarkContent(false);
            IParagraphBase paragraphBase = navigator.InsertParagraphItem(ParagraphItemType.Picture);//插入類型為圖片
            Image image = Image.FromFile(picPath);//加載圖片
            DocPicture picture = paragraphBase.OwnerParagraph.AppendPicture(image);//插入圖片
            picture.WidthScale = widthScale;
            picture.HeightScale = heightScale;
            picture.TextWrappingStyle = wrapStyle;
            picture.HorizontalAlignment = horizontalAlignment;
        }

        /// <summary>
        /// 用表格替換指定書簽的內(nèi)容
        /// </summary>
        /// <param name="bookmarkName">書簽名</param>
        /// <param name="table">Table實例</param>
        public void ReplaceContent(string bookmarkName, Table table)
        {
            BookmarksNavigator navigator = new BookmarksNavigator(doc);
            navigator.MoveToBookmark(bookmarkName);
            TextBodyPart body = new TextBodyPart(doc);
            body.BodyItems.Add(table);
            navigator.ReplaceBookmarkContent(body);
        }

        /// <summary>
        /// 創(chuàng)建表格并寫入數(shù)據(jù)，返回Table對象
        /// </summary>
        /// <param name="rowsNum">行數(shù)</param>
        /// <param name="columnsNum">列數(shù)</param>
        /// <param name="columnWidth">列寬</param>
        /// <param name="horizontalAlignment">水平對齊方式</param>
        /// <param name="datatable">DataTable實例</param>
        /// <returns></returns>
        public Table CreateTable(int rowsNum, int columnsNum, float columnWidth, RowAlignment horizontalAlignment, System.Data.DataTable datatable)
        {
            Table table = new Table(doc, true, 1f);//初始化Table對象
            table.ResetCells(rowsNum, columnsNum);//設(shè)置行數(shù)和列數(shù)
            //填充數(shù)據(jù)
            for (int i = 0; i < datatable.Rows.Count; i++)
            {
                for (int j = 0; j < datatable.Columns.Count; j++)
                {
                    table.Rows[i].Cells[j].AddParagraph().AppendText(datatable.Rows[i][j].ToString());
                }
            }
            //設(shè)置列寬
            for (int i = 0; i < rowsNum; i++)
            {
                for (int j = 0; j < columnsNum; j++)
                {
                    table.Rows[i].Cells[j].Width = columnWidth;
                }               
            }
            table.TableFormat.HorizontalAlignment = horizontalAlignment;//表格水平對齊方式
            return table;
        }
    }
}

//加載模板文檔
Document doc = new Document();
doc.LoadFromFile(@"C:\Users\Administrator\Desktop\bookmark_template.docx");

//初始化Bookmark對象
Bookmark bookmark = new Bookmark(doc);

//用文本替換書簽bookmark_text的內(nèi)容
string text = "XXX科技股份有限公司成立于2010年12月，是一家致力于高新技術(shù)產(chǎn)品研發(fā)、生產(chǎn)、銷售的高科技股份制企業(yè)，"
    + "公司堅持以技術(shù)創(chuàng)新為核心，以知識產(chǎn)權(quán)為基礎(chǔ)，以人才戰(zhàn)略為支撐，經(jīng)過多年的礪練與發(fā)展，公司已逐步成以創(chuàng)新為引導(dǎo)的，"
    + "產(chǎn)品具有競爭力，人才素質(zhì)優(yōu)良的新興科技企業(yè)。";
bookmark.ReplaceContent("bookmark_text", text, true);

//用圖片替換書簽bookmark_picture的內(nèi)容
string picPath = @"C:\Users\Administrator\Desktop\company_logo.jpg";
bookmark.ReplaceContent("bookmark_picture", picPath, 80f, 80f, TextWrappingStyle.TopAndBottom, ShapeHorizontalAlignment.Center);

//創(chuàng)建模擬數(shù)據(jù)
DataTable dt = new DataTable();
dt.Columns.Add("employee_id", typeof(string));
dt.Columns.Add("name", typeof(string));
dt.Columns.Add("age", typeof(string));
dt.Columns.Add("sex", typeof(string));
dt.Columns.Add("title", typeof(string));
dt.Rows.Add(new string[] {"工號", "姓名", "年齡", "性別", "職位" });
dt.Rows.Add(new string[] {"1023","Nancy", "28", "女", "Java程序員" });
dt.Rows.Add(new string[] { "1024","James", "34", "男", ".NET程序員" });
dt.Rows.Add(new string[] { "1025","Kobe", "38", "男", "系統(tǒng)管理員" });

//創(chuàng)建表格，并填充數(shù)據(jù)
Table table = bookmark.CreateTable(dt.Rows.Count, dt.Columns.Count, 100f, RowAlignment.Left, dt);

//用表格替換書簽bookmark_table的內(nèi)容
bookmark.ReplaceContent("bookmark_table", table);

//生成Word文件
doc.SaveToFile("output.docx", FileFormat.Docx2013);