Patent ID: 8762840
Filing Date: 2014-06-24
Classification: G06F

Abstract:
1. A user interface method for use in a device having a touchscreen, the method comprising: maintaining the state of content displayed on the device; determining a display image; applying a transformation to at least a portion of the display image based on the maintained state of the content displayed on the device; and displaying the image on the device, wherein maintaining the state of the content displayed on the device includes detecting transitions and updating the state based on detected transitions including maintaining information regarding the portion of the content that is displayed, whereby displaying the image on the device performs an elastic canvas visual effect which includes applying a transformation to at least a portion of the display image based on the maintained state of the content displayed on the device in a way that is responsive to a user gesture to initiate a transition where the transformation of the image is based on and responsive to the characteristics of the user's gesture and includes stretching or squeezing at least a portion of the display image in a first direction and a second direction.