Created
June 13, 2021 06:10
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class to move control handles and points
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| class ControlHandlerMover(): | |
| def __init__(self, | |
| control_point_quartet_collection: ControlPointQuartetCollection, | |
| path_point_selector: PathPointSelector): | |
| self.control_point_quartet_collection = control_point_quartet_collection | |
| self.path_point_selector = path_point_selector | |
| def move_control_handler(self, control_point_handler: ControlPointHandler, x: int, y: int): | |
| dx = self.control_point_quartet_collection.get_control_point(control_point_handler).x - x | |
| dy = self.control_point_quartet_collection.get_control_point(control_point_handler).y - y | |
| self.control_point_quartet_collection.get_control_point(control_point_handler).x = x | |
| self.control_point_quartet_collection.get_control_point(control_point_handler).y = y | |
| if self.path_point_selector.is_path_point(control_point_handler): | |
| related_path_point = self.path_point_selector.find_related_path_point(control_point_handler) | |
| self.control_point_quartet_collection.get_control_point(related_path_point).x = x | |
| self.control_point_quartet_collection.get_control_point(related_path_point).y = y | |
| related_control_points = self.path_point_selector.find_control_points_of_path_point(control_point_handler) | |
| self.control_point_quartet_collection.get_control_point(related_control_points[0]).x -= dx | |
| self.control_point_quartet_collection.get_control_point(related_control_points[0]).y -= dy | |
| self.control_point_quartet_collection.get_control_point(related_control_points[1]).x -= dx | |
| self.control_point_quartet_collection.get_control_point(related_control_points[1]).y -= dy | |
| else: # It is a control point | |
| related_control_point = self.path_point_selector.find_related_control_point(control_point_handler) | |
| related_path_point = self.path_point_selector.find_path_point_of_control_point(control_point_handler) | |
| xDistance = self.control_point_quartet_collection.get_control_point(related_path_point).x - x | |
| yDistance = self.control_point_quartet_collection.get_control_point(related_path_point).y - y | |
| self.control_point_quartet_collection.get_control_point(related_control_point).x = self.control_point_quartet_collection.get_control_point(related_path_point).x + xDistance | |
| self.control_point_quartet_collection.get_control_point(related_control_point).y = self.control_point_quartet_collection.get_control_point(related_path_point).y + yDistance |
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