background preloader

ImgAreaSelect - image selection/cropping jQuery plugin -

ImgAreaSelect - image selection/cropping jQuery plugin -
imgAreaSelect is a jQuery plugin for selecting a rectangular area of an image. It allows web developers to easily implement image cropping functionality, as well as other user interface features, such as photo notes (like those on Flickr). Plugin features: Highly configurable Customizable with CSS styling Handles scaled images Keyboard support for moving and resizing the selection Supports callback functions Provides API functions for easier integration with other application components Lightweight — the packed version is just 8KB The plugin works in all major browsers, including Firefox 2+, Opera 9.5+, Google Chrome, Safari 3+, and Internet Explorer 6+. Live Example Click and drag on the image to select an area. Selection Preview » See more examples Quick Usage Instructions Download the plugin, unzip it, and copy the JavaScript and CSS files to your website/application directory. <head> ... Then, to enable selection on an image, wrap it in a jQuery object and call the imgAreaSelect() method:

Related:  Utilidades JavaScript

Attribute Starts With Selector in JQuery In this quick article you will learn how to find elements in the DOM that have the specified attribute with a value beginning exactly with a given string. Actually, this problem was asked by one of my friends, Md Ibrahim Rashid, who is from Kolkata at Kolkata Geeks Developer Conference 2012. Let's look at the HTML Markup and a problem: <div> <a id="abc" href="#">Link 1</a><br /> <a id="bdc" href="#">Link 2</a><br /> <a id="acd" href="#">Link 3</a><br /> <a id="cca" href="#">Link 4</a><br /> <a id="adc" href="#">Link 5</a><br /> </div> In the above markups, I have 5 links with id attribute.

Fancy Sliding Form with jQuery Today we are going to create a fancy sliding form that shows some validation feedback to the user after each step. This form saves a lot of space and is easy to access – it basically works like a slide show, just that we have fieldsets of a form instead of images. […] View demoDownload source Using imgAreaSelect and GD library to crop and create thumbnails I have recently been using a jQuery plugin called imgAreaSelect, which allows you to crop images. I wanted to use it with my PHP site so that thumbnails could be cropped and created. GD Library is a PHP library that allows manipulation of images, in particular it can create new images. JavaScript Image Processing Library What Pixastic is an experimental library which allows you to perform a variety of operations on images using just a bit of JavaScript. The effects supported out of the box include desaturation/greyscale, invert, flipping, brightness/contrast adjustment, hue/saturation, emboss, blur, and many more. For the full list, see the documentation page. If you have any comments, bug reports or other feedback, don't hesitate to leave a comment here or shoot me an email.

Best Bootstrap Visual Editor - In this post I compare the features of currently available Bootstrap editors, discuss how good a job they do in practice before coming to a conclusion about which of them currently is the best Bootstrap Visual Editor. Best Bootstrap Visual Editor For designers who either don’t know how to write code or don’t like to write code using a visual editor can be very appealing. jQuery special events The jQuery special events API is a fairly flexible system by which you can specify bind and unbind hooks as well as default actions for custom events. In using this API, you can create custom events that do more than just execute bound event handlers when triggered—these “special” events can modify the event object passed to event handlers, trigger other entirely different events, or execute complex setup and teardown code when event handlers are bound to or unbound from elements. Note that this article uses some advanced jQuery techniques and assumes you understand the concepts of custom events and event delegation using bubbling. Also, because this article is rather long, it has been broken up into sections. I’d recommend reading it in order, one section at a time, because techniques used in subsequent examples often reference those used in previous examples. Also, your brain is going to need a rest here and there, so take it slow.

PHP & jQuery image upload and crop PHP & jQuery image upload and crop v1.1 We are looking for new features to be added to this plugin, please leave your requests in the comments on the following page : JQuery / PHP Upload and Crop – Feature Request Due to popular demand, further updates have been made to this script, to allow upload of JPG, GIFs and PNG images!

35 Must Have Bootstrap Tools and Generators Advertisement With every passing day, we see a lot of new websites being introduced to the online world and this is exactly why competition is getting tougher. If you want to promote your products successfully, you must fight for it because online visitors have a vast variety to select from. jQuery BBQ: Back Button & Query Library jQuery BBQ leverages the HTML5 hashchange event to allow simple, yet powerful bookmarkable #hash history. In addition, jQuery BBQ provides a full .deparam() method, along with both hash state management, and fragment / query string parse and merge utility methods. This plugin and the jQuery urlInternal plugin supersede the URL Utils plugin. Note: If you’re using jQuery 1.3.2 or earlier and need BBQ to merge query string or fragment params containing [], you’ll want to include the jQuery 1.4 .param method in your code. Also, my article Cooking BBQ: the original recipe gives a history of jQuery BBQ along with some plugin authoring guidelines, if you’re interested. What jQuery BBQ allows you to do: