How to use the graphics clipping using ByteScout PDF SDK - ByteScout

How to use the graphics clipping using ByteScout PDF SDK

  • Home
  • /
  • Articles
  • /
  • How to use the graphics clipping using ByteScout PDF SDK

This example demonstrates how to use the graphics clipping using ByteScout PDF SDK.

Program.vb:
VB

[vb]’*******************************************************************
‘ ByteScout PDF SDK

‘ Copyright © 2016 Bytescout, https://bytescout.com
‘ ALL RIGHTS RESERVED

‘*******************************************************************

Imports System.Drawing
Imports Bytescout.PDF

”’ <summary>
”’ This example demonstrates how to use the graphics clipping.
”’ </summary>
Class Program

Shared Sub Main()

‘ Create new document
Dim pdfDocument = New Document()
pdfDocument.RegistrationName = "demo"
pdfDocument.RegistrationKey = "demo"
‘ Add page
Dim page = New Page(PaperFormat.A4)
pdfDocument.Pages.Add(page)

Dim center = New PointF(200, 200)

‘ Create clipping path from circle
Dim path = New Path()
path.AddCircle(center, 100)
page.Canvas.SetClip(path)

‘ Paint Bytescout.PDF.Rectangle over the clipping circle.
‘ Only part of the Bytescout.PDF.Rectangle intersecting the clipping circle will be drawn.
Dim brush = New Bytescout.PDF.SolidBrush(New ColorRGB(255, 0, 0))
page.Canvas.DrawRectangle(brush, center.X – 50, center.Y – 50, 200, 200)

‘ Save document to file
pdfDocument.Save("result.pdf")

‘ Cleanup
pdfDocument.Dispose()

‘ Open document in default PDF viewer app
Process.Start("result.pdf")

End Sub

End Class [/vb]

Program.cs:
C#

[vb]//*******************************************************************
// ByteScout PDF SDK
//
// Copyright © 2016 ByteScout – https://bytescout.com
// ALL RIGHTS RESERVED
//
//*******************************************************************

using System;
using System.Diagnostics;
using System.Drawing;
using Bytescout.PDF;
using SolidBrush = Bytescout.PDF.SolidBrush;

namespace Clipping
{
/// <summary>
/// This example demonstrates how to use the graphics clipping.
/// </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);

PointF center = new PointF(200, 200);

// Create clipping path from circle
Path path = new Path();
path.AddCircle(center, 100);
page.Canvas.SetClip(path);

// Paint rectangle over the clipping circle.
// Only part of the rectangle intersecting the clipping circle will be drawn.
SolidBrush brush = new SolidBrush(new ColorRGB(255, 0, 0));
page.Canvas.DrawRectangle(brush, center.X – 50, center.Y – 50, 200, 200);

// Save document to file
pdfDocument.Save("result.pdf");

// Cleanup
pdfDocument.Dispose();

// Open document in default PDF viewer app
Process.Start("result.pdf");
}
}
} [/vb]

Tutorials:

prev
next