local radiusFactor = 1;
                -- Calculate map radius at that angle
                if (not quadTable[quadrantIndex]) then
                        radiusFactor = 1  / math.cos(quadMod(angle));
                        -- Smooth corners if you want, use any value up to sqrt(2)
                        radiusFactor = min(radiusFactor, 1.35);
                        mapRadius = mapRadius * radiusFactor;
                        --Sea.io.print(radiusFactor)
                        --offset = offset * radiusFactor
                        -- BUG: when you make the offset negative much on a square minimap,
                        -- the button drags in a star pattern with the corners sticking out.
                end

                -- Calculate full radius (dist from center of map to center of button)
                -- If necessary calculate the button offset     from the edge of the minimap
                if self.isMoving then
                        -- radius is static
                        --radius = self.radius or mapRadius + buttonRadius + offset;
                        radius = mapRadius + buttonRadius + offset * radiusFactor;
                else
                        -- radius is calculated from the cursor position
                        radius = math.cos(angle) * y + math.sin(angle) * x;
                        -- offset is calculated from the radius
                        offset = radius - mapRadius - buttonRadius;
                        -- don't allow offsets that make the radius negative
                        if (offset < -mapRadius+buttonRadius) then
                                offset = -mapRadius+buttonRadius;
                                -- recalculate the radius with the minimal offset
                                radius = mapRadius + buttonRadius + offset;
                        end
                        offset = offset / radiusFactor;
                end