Set the orientation of the turtle to to_angle. Aliases: setheading | seth Argument: to_angle -- a number (integer or float) Set the orientation of the turtle to to_angle. Here are some common directions in degrees: standard - mode:
(self, to_angle)
| 1909 | return (self._angleOffset + self._angleOrient*result) % self._fullcircle |
| 1910 | |
| 1911 | def setheading(self, to_angle): |
| 1912 | """Set the orientation of the turtle to to_angle. |
| 1913 | |
| 1914 | Aliases: setheading | seth |
| 1915 | |
| 1916 | Argument: |
| 1917 | to_angle -- a number (integer or float) |
| 1918 | |
| 1919 | Set the orientation of the turtle to to_angle. |
| 1920 | Here are some common directions in degrees: |
| 1921 | |
| 1922 | standard - mode: logo-mode: |
| 1923 | -------------------|-------------------- |
| 1924 | 0 - east 0 - north |
| 1925 | 90 - north 90 - east |
| 1926 | 180 - west 180 - south |
| 1927 | 270 - south 270 - west |
| 1928 | |
| 1929 | Example (for a Turtle instance named turtle): |
| 1930 | >>> turtle.setheading(90) |
| 1931 | >>> turtle.heading() |
| 1932 | 90 |
| 1933 | """ |
| 1934 | angle = (to_angle - self.heading())*self._angleOrient |
| 1935 | full = self._fullcircle |
| 1936 | angle = (angle+full/2.)%full - full/2. |
| 1937 | self._rotate(angle) |
| 1938 | |
| 1939 | def circle(self, radius, extent = None, steps = None): |
| 1940 | """ Draw a circle with given radius. |