Question

I need to implement action event in parallel on multiple touch and this action event going to execute
as following:

1)first touch event is already detected and it going to perform action method based on the

2) than if i touch with second finger ,
first finger touch action should not end and also start another action event in parallel with the first action event

note:

==>
here with first touch action event i am getting pixel color
and i want to zoom that view by tapping with second action event

thank you for reading my query
help is appreciated

thanks in advance

Answer 1

You can do all of those:

1. Create a subclass of UIView

2. Declare the necessary iVars and initialize them in init method.

3. Implement touchesBegan:withEvent:, touchesMoved:withEvent:, touchesEnded:withEvent:, touchesCancelled:withEvent: and use conditional statements.