JavaScript Creativity: Exploring the Modern Capabilities of by Shane Hudson

By Shane Hudson

Foreword by way of Jeremy Keith.

JavaScript Creativity teaches you ways to exploit each function of this flexible and strong language in intriguing and inventive methods. JavaScript can be utilized for thus even more than uncomplicated interactivity. grasp your use of canvas, animation, audio and video, 3D visualizations, movement detection and real-time collaboration. In each bankruptcy of this booklet you'll easy methods to use and evolve JavaScript's inventive features on your personal initiatives, in addition to having venture examples to keep on with all through. in particular, you'll find out how to:

* Expertly use canvas and animation
* Push audio and video to their complete capabilities
* Code and manage complicated 3D visualizations
* Create your personal tune without delay from the browser
* enforce real-time collaboration with Node.js
* discover real-time audio and video with WebRTC
* Play with movement detection and gesture control
* mix all beneficial properties into one social song production test, just like Google's 'Jam with Chrome'

JavaScript Creativity is for the developer who has a operating wisdom of JavaScript and desires to take their code to the subsequent point. each function explored may be manipulated and carried out on your daily initiatives to actually provoke your consumers or simply raise your code ability. This booklet is a thrilling, action-packed advent to the entire complicated and really inventive points of this language - begin inventive coding this day!

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This class encapsulates a DOM (Document Object Model) element where we can manage using the class's methods. This class is part of the Ext Core library, which is part of the foundation of Ext JS framework. Summary In this chapter, we have covered the details in high level about the application we will implement throughout the chapters of this book. We have also covered all the requirements to create the development environment for this application. We learned how to create the initial structure of an Ext JS MVC application.

Console command editor is a great tool and using it can save us a lot of time when trying to find the exact selector that we want, instead of coding, testing, not the selector we want, code again, test again, and so on. Could we use only button#submit or button#cancel as selectors? Yes, we could use a shorter selector. However, it would work perfectly for now. As the application grows and we declare many more classes and buttons, the event would be fired for all buttons that have the itemId named submit or cancel and this could lead to an error in the application.

For example, we can have a class named MyWindow1, extending from window and inside this class we can have a button with item ID submit. Then we can have another class named MyWindow2, also extending from window, and also with a button with item ID submit. [ 43 ] The Login Page Having two item IDs with the same value is not an issue. ComponentQuery to retrieve the component we want. For example, if we have a Login window whose alias is login and another screen called the Registration window whose alias is registration.

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