Circle Problem

Question

I want to move circle in a circular path like knob tune....... How could i do this? can any one help me?...Thanks in advance

Answer 1

Here you go, this link includes the correct code sample on the last post.

http://www.iphonedevsdk.com/forum/iphone-sdk-development/3132-rotate-knob-image-touch.html

Answer 2

xcord = centerX+(radius*cos(theta))
ycord = centerY+(radius*cos(theta))


put the circle in (xcord,ycord)

increment theta by a small radian value.......

Answer 3

i Think its not exactly move it.... is there any other samples