Class: Gtk::GestureRotate

Inherits:

Object

• Object
• Gtk::GestureRotate

Defined in:

(unknown)

Instance Method Summary

• #angle_delta ⇒ Float

  If gesture is active, this function returns the angle difference in radians since the gesture was first recognized.

• #new(widget) ⇒ Gtk::Gesture

  Returns a newly created Gtk::Gesture that recognizes 2-touch rotation gestures.

Instance Method Details

#angle_delta ⇒ Float

If gesture is active, this function returns the angle difference in radians since the gesture was first recognized. If gesture is not active, 0 is returned.

Returns:

• (Float) —

  the angle delta in radians

#new(widget) ⇒ Gtk::Gesture

Returns a newly created Gtk::Gesture that recognizes 2-touch rotation gestures.

Parameters:

• widget (Gtk::Widget) —

  a Gtk::Widget

Returns:

• (Gtk::Gesture) —

  a newly created Gtk::GestureRotate