ByteScout PDF Suite – VBScript – Use blend mode for drawing in pdf with pdf sdk

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ByteScout PDF Suite – VBScript – Use blend mode for drawing in pdf with pdf sdk

printable version:
ByteScout-PDF-Suite-VBScript-Use-blend-mode-for-drawing-in-pdf-with-pdf-sdk.pdf

How to use blend mode for drawing in pdf with pdf sdk in VBScript and ByteScout PDF Suite

Learning is essential in computer world and the tutorial below will demonstrate how to use blend mode for drawing in pdf with pdf sdk in VBScript

Quickly learn how to use blend mode for drawing in pdf with pdf sdk in VBScript with this sample source code. ByteScout PDF Suite is the bundle that provides six different SDK libraries to work with PDF from generating rich PDF reports to extracting data from PDF documents and converting them to HTML. This bundle includes PDF (Generator) SDK, PDF Renderer SDK, PDF Extractor SDK, PDF to HTML SDK, PDF Viewer SDK and PDF Generator SDK for Javascript. It can be applied to use blend mode for drawing in pdf with pdf sdk using VBScript.

Want to save time? You will save a lot of time on writing and testing code as you may just take the VBScript code from ByteScout PDF Suite for use blend mode for drawing in pdf with pdf sdk below and use it in your application. IF you want to implement the functionality, just copy and paste this code for VBScript below into your code editor with your app, compile and run your application. Check VBScript sample code samples to see if they respond to your needs and requirements for the project.

ByteScout PDF Suite free trial version is available on our website. VBScript and other programming languages are supported.

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BlendMode.vbs

      ' This example demonstrates how to use blend modes - a way how 
' intersecting semi-transparent objects will blend on page canvas.

' Create Bytescout.PDF.Document object
Set pdfDocument = CreateObject("Bytescout.PDF.Document")
pdfDocument.RegistrationName = "demo"
pdfDocument.RegistrationKey = "demo"

Set comHelpers = pdfDocument.ComHelpers

' Add page
Set page1 = comHelpers.CreatePage(comHelpers.PAPERFORMAT_A4)
pdfDocument.Pages.Add(page1)

Set canvas = page1.Canvas

' Create transparent brushes
Set brushRed = comHelpers.CreateSolidBrush(comHelpers.CreateColorRGB(255, 0, 0))
brushRed.Opacity = 50
Set brushGreen = comHelpers.CreateSolidBrush(comHelpers.CreateColorRGB(0, 255, 0))
brushGreen.Opacity = 50
Set brushBlue = comHelpers.CreateSolidBrush(comHelpers.CreateColorRGB(0, 0, 255))
brushBlue.Opacity = 50

' Normal blending
canvas.BlendMode = comHelpers.BLENDMODE_NORMAL
canvas.DrawCircle_2 (brushRed), 100, 100, 50
canvas.DrawCircle_2 (brushGreen), 100, 150, 50
canvas.DrawCircle_2 (brushBlue), 150, 100, 50

' Darken blending
canvas.BlendMode = comHelpers.BLENDMODE_DARKEN
canvas.DrawCircle_2 (brushRed), 300, 100, 50
canvas.DrawCircle_2 (brushGreen), 300, 150, 50
canvas.DrawCircle_2 (brushBlue), 350, 100, 50

' Lighten blending
canvas.BlendMode = comHelpers.BLENDMODE_LIGHTEN
canvas.DrawCircle_2 (brushRed), 100, 300, 50
canvas.DrawCircle_2 (brushGreen), 100, 350, 50
canvas.DrawCircle_2 (brushBlue), 150, 300, 50

' Color burn blending
canvas.BlendMode = comHelpers.BLENDMODE_COLORBURN
canvas.DrawCircle_2 (brushRed), 300, 300, 50
canvas.DrawCircle_2 (brushGreen), 300, 350, 50
canvas.DrawCircle_2 (brushBlue), 350, 300, 50

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

' Open document in default PDF viewer app
Set shell = CreateObject("WScript.Shell")
shell.Run "result.pdf", 1, false