For HTML2PDF and XML2PDF solution check our PDFDoc Scout ActiveX library instead

using System;
using System.Collections.Generic;
using System.Text;
using Bytescout.PDF;
using System.Diagnostics;

namespace HelloWorld
{
class Program
{
static void Main(string[] args)
{
// Create main PDF Doc Engine
PDFDocEngine engine = new PDFDocEngine("", "");

// Add new document
Document document = engine.AddDocument();

// Append new page to the document
Page page = document.AddPage(PageSizeType.A3, PageOrientationType.LandScape);

// Create new drawing
Drawing drawing = page.AddDrawing();

// Add standard font
uint font = document.AddFontStandard(StandardFontType.TimesRoman, FontEncodingType.WinAnsi);

// Set font size
double fontSize = 30;

// Set Active Font
drawing.SetActiveFont(font, fontSize, false, false);

// Draw Text
drawing.PlaceText(500.0f, 280.0f, 0, "Married");
drawing.PlaceText(350.0f, 280.0f, 0, "Surname");
drawing.PlaceText(200.0f, 280.0f, 0, "Name");

// Set font size
fontSize = 15;

// Set Active Font
drawing.SetActiveFont(font, fontSize, false, false);

// Create new bounding rectangle
Rectangle rect = new Rectangle();

// Set position and size
rect.Left = 500;
rect.Bottom = 500;
rect.Top = 520;
rect.Right = 530;

// Create new check box
AcroCheckBox checkBox1 = new AcroCheckBox(page, rect, "Married", true);

// Set position and size
rect.Left = 350;
rect.Bottom = 500;
rect.Top = 520;
rect.Right = 450;

// Create new text box
EditBoxControl editBoxSurname = new EditBoxControl(page, rect, "editBoxSurname");

// Set position and size
rect.Left = 200;
rect.Bottom = 500;
rect.Top = 520;
rect.Right = 300;

// Create new text box
EditBoxControl editBoxName = new EditBoxControl(page, rect, "editBoxName");

// Set caption
checkBox1.Caption = "Married";

// Set style
checkBox1.SetCheckboxStyle(CheckBoxMarkStyleType.Vmark, CheckBoxStyleType.CircleBox);

// Closing drawing on the page
drawing.Close();

// Save document
document.Save("CreateForm.pdf");

// open generated PDF document in default PDF viewer installed in Windows
Process.Start("CreateForm.pdf");
}
}
}

Download example source code: bytescoutpdf_create_pdf_form.zip (10 KB)

For HTML2PDF and XML2PDF solution check our PDFDoc Scout ActiveX library instead