Editar gráficas con c# dentro de word con excel embebido

editing chart with c# inside word with excel embedded

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Reflection;
using System.IO.Packaging;
using System.IO;
using System.Xml;
using Word = Microsoft.Office.Interop.Word;


namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

private void button1_Click(object sender, EventArgs e)
{
// Create the Word application and declare a document
Word.Application word = new Word.Application();
Word.Document doc = new Word.Document();

// Define an object to pass to the API for missing parameters
object oMissing = System.Type.Missing;

try
{




object oTemplate = @"G:\document.docx";

Package docPackage = Package.Open(oTemplate.ToString(), FileMode.Open, FileAccess.ReadWrite);

PackagePart xlsPackagePart = docPackage.GetPart(new Uri("/word/embeddings/Hoja_de_c_lculo_de_Microsoft_Office_Excel1.xlsx", UriKind.Relative));

Package xlsPackage = Package.Open(xlsPackagePart.GetStream(), FileMode.Open, FileAccess.ReadWrite);

PackagePart hoja1 = xlsPackage.GetPart(new Uri("/xl/worksheets/sheet1.xml", UriKind.Relative));

XmlDocument docxml = new XmlDocument();
docxml.Load(hoja1.GetStream());

XmlNamespaceManager nsManager = new XmlNamespaceManager(docxml.NameTable);
nsManager.AddNamespace("d", docxml.DocumentElement.NamespaceURI);
XmlNode cell = docxml.SelectSingleNode(string.Format("//d:sheetData/d:row/d:c[@r='{0}']/d:v", "D9"),nsManager);
cell.ChildNodes[0].Value = "4";

cell = docxml.SelectSingleNode(string.Format("//d:sheetData/d:row/d:c[@r='{0}']/d:v", "D10"), nsManager);
cell.ChildNodes[0].Value = "5";


docxml.Save(hoja1.GetStream(FileMode.Create, FileAccess.ReadWrite));

PackagePart chart1 = docPackage.GetPart(new Uri("/word/charts/chart1.xml", UriKind.Relative));
docxml.Load(chart1.GetStream());

XmlNodeList nodos = docxml.GetElementsByTagName("c:numCache");
nodos[0].ChildNodes[2].ChildNodes[0].ChildNodes[0].Value= "4";
nodos[0].ChildNodes[3].ChildNodes[0].ChildNodes[0].Value = "5";

docxml.Save(chart1.GetStream(FileMode.Create, FileAccess.ReadWrite));

xlsPackage.Close();
docPackage.Close();







doc = word.Documents.Add(ref oTemplate, ref oMissing, ref oMissing, ref oMissing);









word.Visible = true;


}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
//doc.Close(ref missing, ref missing, ref missing);
word.Application.Quit(ref oMissing, ref oMissing, ref oMissing);

}

}
}
}