Beispiel #1
0
    def __init__(self, radius, colour=None, line_width=None, position=None,
                 anti_aliasing=None):
        """Create a circle.

        Parameters
        ----------
        radius : int
            radius of the circle
        colour : (int,int,int), optional
            colour of the circle
        line_width : int, optional
            line width in pixels; 0 or a value larger the radius will result
            in a filled circle
        position : (int, int), optional
            position of the stimulus
        anti_aliasing : int, optional
            anti aliasing parameter (good anti_aliasing with 10)

        """

        self._radius = radius
        if position is None:
            position = defaults.circle_position
        if colour is None:
            colour = defaults.circle_colour
        if line_width is None:
            line_width = defaults.circle_line_width
        elif line_width < 0 or line_width >= self._radius:
            raise AttributeError("line_width must be >= 0 and < radius!")
        if anti_aliasing is not None:
            self._anti_aliasing = anti_aliasing
        else:
            self._anti_aliasing = defaults.circle_anti_aliasing
        Ellipse.__init__(self, [radius, radius], colour, line_width,
                         position, anti_aliasing)
Beispiel #2
0
    def __init__(self, diameter, colour=None, line_width=None, position=None):
        """Create a circle.

        Parameters
        ----------
        diameter : int
            diameter of the circle
        colour : (int,int,int), optional
            colour of the circle
        line_width : int, optional
            line width in pixels; 0 or a value large the radius will result
            in a filled circle
        position : (int, int), optional
            position of the stimulus

        """

        self._diameter = diameter
        self._radius = diameter/2.0
        if position is None:
            position = defaults.circle_position
        if colour is None:
            colour = defaults.circle_colour
        if line_width is None:
            line_width = defaults.circle_line_width
        elif line_width < 0 or line_width >= self._diameter/2.0:
            raise AttributeError("line_width must be >= 0 and < diameter/2!")
        Ellipse.__init__(self, [diameter, diameter], colour, line_width,
                         position)