__init__.py 文件源码

def added_to_stage(self, stage):
        """
        adjusts our max positions based on the stage's level's dimensions - only if it's a Level (not a simple Screen)

        :param Stage stage: the Stage we were added to
        """
        # TODO: make this independent on Level or simple Screen (even a Screen should have dimensions)
        if isinstance(stage.screen, Level):
            if self.x_min == "auto":
                self.x_min = 0
            if self.x_max == "auto":
                self.x_max = stage.screen.width - self.rect.width
            if self.y_min == "auto":
                self.y_min = 0
            if self.y_max == "auto":
                self.y_max = stage.screen.height - self.rect.height