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Learning PrimeFaces Extensions Development

You're reading from   Learning PrimeFaces Extensions Development This book covers all the knowledge you need to start developing extended or advanced PrimeFaces applications. With lots of screenshots and a clear step-by-step approach, it makes learning an enjoyable process.

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Product type Paperback
Published in Mar 2014
Publisher
ISBN-13 9781783983247
Length 192 pages
Edition Edition
Languages
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Author (1):
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Sudheer Jonna Sudheer Jonna
Author Profile Icon Sudheer Jonna
Sudheer Jonna
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Table of Contents (14) Chapters Close

Learning PrimeFaces Extensions Development
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
1. Introducing PrimeFaces Extensions FREE CHAPTER 2. Enhanced Form and Editor Components 3. Layout and Screen Blocking Components 4. The Enriched Data Container and QR Code Components 5. Time Tracking and Scheduling Components 6. Extended Data Reporting and Image Components 7. Common Utility Solutions, Error Handling, and Plugins Index

Working with image components for image manipulation


The PrimeFaces Extensions library provided two image widget components for image manipulations. The ImageAreaSelect and ImageRotateAndResize widget components are used to select a rectangular area of the image and rotate and resize the images with the support of widget functions and events.

Exploring the ImageAreaSelect widget

The ImageAreaSelect widget is used for selecting a rectangular area of the image to support image cropping functionalities in the web user interface.

This component supports customizations with the use of the following attributes:

Property

Description

authHide

This defines whether the selection area needs to disappear when the selection ends or not. The default value is false.

aspectRatio

This defines the aspect ratio in the width:height string form.

Handles

This defines the resized handle's position and existence. The possible values are corners, true (selection area), and false.

Movable

This defines whether...

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