WebSocket Essentials – Building Apps with HTML5 WebSockets

The collaborative drawing application

Let's build a drawing application in which the user can draw on a canvas and other users can also do the same at the same time. Basically, we are creating a collaborative drawing application. Before building the application, let's gather the requirements and do some analysis, which is necessarily required to build an application.

Requirements

Here, our main requirement is that we need to make an application which provides collaborative drawing. So what we need is a client application which is connected to a server and which delivers the data from one user to another in real time. Along with that, we need to make a mechanism using HTML to draw. Instead of spending a lot of time on coding for a drawing feature, ...