def get_angle(self, p):
angle = viewgeom.get_angle_in_deg(self.twelwe_p, (self.CENTER_X, self.CENTER_Y), p)
clockwise = viewgeom.points_clockwise(self.twelwe_p, (self.CENTER_X, self.CENTER_Y), p)
if clockwise:
angle = 360.0 - angle;
# Color circle starts from 11 o'clock
angle = angle - 30.0
if angle < 0.0:
angle = angle + 360.0
return angle
def get_mouse_rotation_angle(self, anchor, mr_start, mr_end):
angle = viewgeom.get_angle_in_deg(mr_start, anchor, mr_end)
clockw = viewgeom.points_clockwise(mr_start, anchor, mr_end)
if not clockw:
angle = -angle
# Crossed angle for 180 -> 181... range
crossed_angle = angle + 360.0
# Crossed angle for -180 -> 181 ...range.
if angle > 0:
crossed_angle = -360.0 + angle
# See if crossed angle closer to last angle.
if abs(self.mouse_rotation_last - crossed_angle) < abs(self.mouse_rotation_last - angle):
angle = crossed_angle
# Set last to get good results next time.
self.mouse_rotation_last = angle
return angle
def get_mouse_rotation_angle(self, anchor, mr_start, mr_end):
angle = viewgeom.get_angle_in_deg(mr_start, anchor, mr_end)
clockw = viewgeom.points_clockwise(mr_start, anchor, mr_end)
if not clockw:
angle = -angle
# Crossed angle for 180 -> 181... range
crossed_angle = angle + 360.0
# Crossed angle for -180 -> 181 ...range.
if angle > 0:
crossed_angle = -360.0 + angle
# See if crossed angle closer to last angle.
if abs(self.mouse_rotation_last - crossed_angle) < abs(self.mouse_rotation_last - angle):
angle = crossed_angle
# Set last to get good results next time.
self.mouse_rotation_last = angle
return angle
