How to calculate rectangle topx, topy, bottomx, bottomy from circle area android

Question

I have Circle X,Y and radius for drawing a circle, now I want to calculate the rectangle co-ordinates from this circle x,y, radius of the circle. I need help from this.

Thanks In Advance...

Answer 1

topx = X - radius
topy = Y - radius
bottomx = X + radius
bottomy = Y + radius