Hi,

I have a serious problem that i have spent several days with no
result.

I am developing a map application. I have extended Overlay class and
overidden draw() method. In draw() method, i have to draw thounds of
lines. So it is very slow. To eliminate the performance problem I have
also overridden onTouchEvent() method, so that drawing actually occurs
only after the ACTION_UP event.

But depending on the user's gesture, sometimes the screen continues to
move after the ACTION_UP event, so draw() method is called again and
again until the movement ends. So the drawing is erased.

I need to be notified when the movement actually ends to draw at the
right time.

I would appreciate any help.

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