def GetRadiusPointFromExt(self,x,y):
"""
get The intersecrion point from the line(x,y,cx,cy) and the circle
"""
_cx, _cy = self.center.getCoords()
_r = self.radius
centerPoint=Point(_cx,_cy)
outPoint=Point(x,y)
vector=Vector(outPoint,centerPoint)
vNorm=vector.norm()
newNorm=abs(vNorm-_r)
magVector=vector.mag()
magVector.mult(newNorm)
newPoint=magVector.point()
intPoint=Point(outPoint+newPoint)
return intPoint.getCoords()
def GetRadiusPointFromExt(self, x, y):
"""
get The intersecrion point from the line(x,y,cx,cy) and the circle
"""
_cx, _cy = self.center.getCoords()
_r = self.radius
centerPoint = Point(_cx, _cy)
outPoint = Point(x, y)
vector = Vector(outPoint, centerPoint)
vNorm = vector.norm()
newNorm = abs(vNorm - _r)
magVector = vector.mag()
magVector.mult(newNorm)
newPoint = magVector.point()
intPoint = Point(outPoint + newPoint)
return intPoint.getCoords()
