ByteScout PDF SDK – C# – Set Graphics State for Drawing in PDF

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ByteScout PDF SDK – C# – Set Graphics State for Drawing in PDF

printable version:
ByteScout-PDF-SDK-C-sharp-Set-Graphics-State-for-Drawing-in-PDF.pdf

How to set graphics state for drawing in PDF in C# with ByteScout PDF SDK

The tutorial shows how to set graphics state for drawing in PDF in C#

The documentation is designed to help you to implement the features on your side. ByteScout PDF SDK is the SDK for pdf documents generation, modification and updates. Can also generate and fill PDF forms. Provides support for text (fonts, style, size, font family), layers, pdf form fields, vector and raster drawings. It can be used to set graphics state for drawing in PDF using C#.

This code snippet below for ByteScout PDF SDK works best when you need to quickly set graphics state for drawing in PDF in your C# application. In your C# project or application you may simply copy & paste the code and then run your app! This basic programming language sample code for C# will do the whole work for you to set graphics state for drawing in PDF.

Trial version of ByteScout PDF SDK can be downloaded for free from our website. It also includes source code samples for C# and other programming languages.

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Program.cs

      using System.Diagnostics;
using Bytescout.PDF;

namespace GraphicsState
{
    /// <summary>
    /// This example demonstrates how to save and restore the graphics state.
    /// </summary>
    class Program
    {
        static void Main()
        {
            // Create new document
            Document pdfDocument = new Document();
            pdfDocument.RegistrationName = "demo";
            pdfDocument.RegistrationKey = "demo";
            // Add page
            Page page = new Page(PaperFormat.A4);
            pdfDocument.Pages.Add(page);
            
            Canvas canvas = page.Canvas;

            // Keep current graphics state
            canvas.SaveGraphicsState();

            // Transform coordinates and draw rectangle
            canvas.TranslateTransform(200, 200);
            canvas.RotateTransform(45);
            canvas.DrawRectangle(new SolidBrush(new ColorRGB(0, 0, 255)), 0, 0, 100, 100);

            // Restore the state and draw the same rectangle
            canvas.RestoreGraphicsState();
            canvas.DrawRectangle(new SolidBrush(new ColorRGB(255, 0, 0)), 200, 200, 100, 100);
            
            // Save document to file
            pdfDocument.Save("result.pdf");

            // Cleanup 
            pdfDocument.Dispose();

            // Open result document in default associated application (for demo purpose)
            ProcessStartInfo processStartInfo = new ProcessStartInfo("result.pdf");
            processStartInfo.UseShellExecute = true;
            Process.Start(processStartInfo);
        }
    }
}