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iphoneiosdrawing

touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event not getting fired every time

I am using several views all the views are subviews for the scrollview, on a particular view I am drawing something like free draw lines using the - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event,touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event,- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event methods.

Question: sometimes when I draw a curve line very fast, the touchesMoved: method is not getting fired. Is there any way to solve this issue?

Guess: scrollView may have touches delay, is it causing issue?

Solution

  • I have faced the same issue due to scroll View's delaysContentTouches , set this to NO and try the same...