GestureRotate.connectAngleChanged

gulong connectAngleChanged(T)(T callback, Flag!"After" after = No.After) if (isCallable!T && is(ReturnType!T == void) && (Parameters!T.length < 1 || (ParameterStorageClassTuple!T[0] == ParameterStorageClass.none && is(Parameters!T[0] == double))) && (Parameters!T.length < 2 || (ParameterStorageClassTuple!T[1] == ParameterStorageClass.none && is(Parameters!T[1] == double))) && (Parameters!T.length < 3 || (ParameterStorageClassTuple!T[2] == ParameterStorageClass.none && is(Parameters!T[2] : gtk.gesture_rotate.GestureRotate))) && Parameters!T.length < 4)

Connect to AngleChanged signal.

Emitted when the angle between both tracked points changes.

Parameters

callbacksignal callback delegate or function to connect void callback(double angle, double angleDelta, gtk.gesture_rotate.GestureRotate gestureRotate) angle Current angle in radians (optional) angleDelta Difference with the starting angle, in radians (optional) gestureRotate the instance the signal is connected to (optional)
afterYes.After to execute callback after default handler, No.After to execute before (default)

Returns

Signal ID