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TWO-FACTOR ROTATION INPUT ON A TOUCHSCREEN DEVICE

  • US 20130222275A1
  • Filed: 02/29/2012
  • Published: 08/29/2013
  • Est. Priority Date: 02/29/2012
  • Status: Active Grant
First Claim
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1. A method implemented at an electronic device, the method comprising:

  • detecting a first input at a first user interface mechanism of a plurality of user interface mechanisms of the electronic device, the first input defining a reference point for a displayed object;

    detecting, after commencement of the detected first input, a second input at a second user interface mechanism of the plurality of user interface mechanisms, the second user interface mechanism comprising a touchscreen display; and

    in response to the detected second input, applying a rotation transformation to the displayed object, a center of the rotation transformation being defined by the reference point, and an angle of the rotation transformation being defined by the second input.

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