MathObjectType Enumeration

public enum MathObjectType

Public Enumeration MathObjectType

public enum class MathObjectType

type MathObjectType

public void OfficeMathToText()
{
    // Open the document that has office math objects we want to print the info of
    Document doc = new Document(MyDir + "DocumentVisitor-compatible features.docx");

    // Create an object that inherits from the DocumentVisitor class
    OfficeMathInfoPrinter visitor = new OfficeMathInfoPrinter();

    // Accepting a visitor lets it start traversing the nodes in the document, 
    // starting with the node that accepted it to then recursively visit every child
    doc.Accept(visitor);

    // Once the visiting is complete, we can retrieve the result of the operation,
    // that in this example, has accumulated in the visitor
    Console.WriteLine(visitor.GetText());
}

/// <summary>
/// This Visitor implementation prints information about office math objects encountered in the document.
/// </summary>
public class OfficeMathInfoPrinter : DocumentVisitor
{
    public OfficeMathInfoPrinter()
    {
        mBuilder = new StringBuilder();
        mVisitorIsInsideOfficeMath = false;
    }

    /// <summary>
    /// Gets the plain text of the document that was accumulated by the visitor.
    /// </summary>
    public string GetText()
    {
        return mBuilder.ToString();
    }

    /// <summary>
    /// Called when a Run node is encountered in the document.
    /// </summary>
    public override VisitorAction VisitRun(Run run)
    {
        if (mVisitorIsInsideOfficeMath) IndentAndAppendLine("[Run] \"" + run.GetText() + "\"");

        return VisitorAction.Continue;
    }

    /// <summary>
    /// Called when an OfficeMath node is encountered in the document.
    /// </summary>
    public override VisitorAction VisitOfficeMathStart(OfficeMath officeMath)
    {
        IndentAndAppendLine("[OfficeMath start] Math object type: " + officeMath.MathObjectType);
        mDocTraversalDepth++;
        mVisitorIsInsideOfficeMath = true;

        return VisitorAction.Continue;
    }

    /// <summary>
    /// Called when the visiting of a OfficeMath node is ended.
    /// </summary>
    public override VisitorAction VisitOfficeMathEnd(OfficeMath officeMath)
    {
        mDocTraversalDepth--;
        IndentAndAppendLine("[OfficeMath end]");
        mVisitorIsInsideOfficeMath = false;

        return VisitorAction.Continue;
    }

    /// <summary>
    /// Append a line to the StringBuilder and indent it depending on how deep the visitor is into the document tree.
    /// </summary>
    /// <param name="text"></param>
    private void IndentAndAppendLine(string text)
    {
        for (int i = 0; i < mDocTraversalDepth; i++) mBuilder.Append("|  ");

        mBuilder.AppendLine(text);
    }

    private bool mVisitorIsInsideOfficeMath;
    private int mDocTraversalDepth;
    private readonly StringBuilder mBuilder;
}