Web Platform Team Blog

Making the web awesome

Archive for the Image Events Category

Image Progress Event Progress

In early January 2012, the Web Platform team began investigating adding progress events to images. The goal was to enable developers to more accurately track the load progress of their image resources, using progress events similar to those available with XMLHttpRequest. The feature would enable both HTML and JavaScript markup. A common approach today is... Continue reading →

HTML5 Image Progress Events

Suppose you want to display the download progress of high-resolution images in a medical imaging application or an HTML5 game. Currently, this is a little harder than it should be in HTML5/JavaScript. A common approach goes like this: Download the image data by creating an XMLHttpRequest (XHR). Update a progress bar by handling the XHR’s progress... Continue reading →