def MoveWithMouse(self):
        """
        MoveWithMouse calculates the new position of the sprite based on the
        mouse's position
        """
        # record the current, unchanged position of the sprite
        # self.old_loc = self.rect.topleft
        self.old_loc = self.actual_position # okay doing this one actually plays the dead animation, but the camera still follows an invisible santa into the void

        # grabs the x and y coordinate of the mouse's position on the screen
        x = self.target_location[0]
        y = self.target_location[1]

        # find the distance from sprite's current position and desired one
        dx = x - self.x
        dy = y - self.y

        # use the arctan function to find the angle from the horizontal to the desired position
        angle = math.atan2(dy, dx)

        # perform basic trig to move a multiple of `self.speed` towards the desired position
        # Using "min(5, self.distance/10)" lets the sprite move at a speed of 5 to self.distance/10,
        #       so that its speed is a function of the distance from it to the mouse
        self.distance = straightDistance(self.x, self.y, x, y)
        self.x += int(min(5, self.distance/10) * math.cos(angle))
        self.y += int(min(5, self.distance/10) * math.sin(angle))
Exemplo n.º 2
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    def setScrollDirection(self, loc=None):
        """If keys are pressed or mouse is clicked, set a goal location to scroll toward.
        """
        self.target_location = loc
        self.cardinal_direction = getCardinalDirection((self.cx, self.cy),
                                                       self.target_location)
        self.distance_to_target = straightDistance((self.cx, self.cy),
                                                   self.target_location)

        print(self.target_location)
        print(self.cardinal_direction)
        print(self.distance_to_target)
Exemplo n.º 3
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    def MoveWithMouse(self):
        """ Moves a player toward the location of a mouse click.
        """
        x = self.target_location[0]  # get location from saved
        y = self.target_location[1]  # target

        # Get the angle to move (in radians)
        dx = x - self.x
        dy = y - self.y
        angle = math.atan2(dy, dx)

        # if we acheive the target location don't keep moving
        if straightDistance(self.x, self.y, x, y) > 10:
            self.x += int(self.speed * math.cos(angle))
            self.y += int(self.speed * math.sin(angle))
Exemplo n.º 4
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    def MoveWithMouse(self):
        """
        MoveWithMouse calculates the new position of the sprite based on the
        mouse's position
        """
        # record the current, unchanged position of the sprite
        self.old_loc = self.rect.center

        x = self.target_location[0]
        y = self.target_location[1]

        # find the distance from sprite's current position and desired one
        dx = x - self.x
        dy = y - self.y
        # use the arctan function to find the angle from the horizontal to the desired position
        angle = math.atan2(dy, dx)

        # if the euclidian distance from the original sprite position to the desired is within 10 pixels
        # perform basic trig to move a multiple of `self.speed` towards the desired position
        if straightDistance(self.x, self.y, x, y) > 10:
            self.x += int(self.speed * math.cos(angle))
            self.y += int(self.speed * math.sin(angle))