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# simu - Robot simulation. {{{
#
# Copyright (C) 2009 Nicolas Schodet
#
# APBTeam:
#        Web: http://apbteam.org/
#      Email: team AT apbteam DOT org
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# }}}
"""AquaJim arm."""
from simu.inter.drawable import Drawable
from math import pi, cos, sin

from simu.view.table_eurobot2009 import puck_attr

class Arm (Drawable):

    width = 320
    height = 320

    def __init__ (self, onto, model):
        Drawable.__init__ (self, onto)
        self.model = model
        self.model.register (self.__notified)

    def __notified (self):
        self.angle = self.model.arm_angle
        self.update ()

    def draw (self):
        self.reset ()
        self.draw_arc ((0, 0), 150, start = 7 * pi / 12, extent = 10 * pi / 12,
                style = 'arc', outline = '#808080')
        self.draw_arc ((0, 0), 150, start = -5 * pi / 12, extent = 10 * pi / 12,
                style = 'arc', outline = '#808080')
        self.draw_arc ((0, 0), 100, start = -7 * pi / 12, extent = 14 * pi / 12,
                style = 'arc', outline = '#808080')
        if self.angle is not None:
            self.trans_rotate (-self.angle)
            for i in range (3):
                self.draw_line ((0, 0), (0, 135))
                self.draw_arc ((0, 0), 135, start = pi / 2, extent = pi / 3,
                        style = 'arc')
                if i == 0:
                    self.draw_line ((0, 135), (70, 135), arrow = 'last',
                            fill = '#808080')
                a = -2 * pi / 3
                self.trans_rotate (0.15 * a)
                puck = self.model.arm_slot[i]
                if puck is not None:
                    self.draw_rectangle ((-35, 140), (35, 110),
                            **puck_attr[puck.color])
                self.trans_rotate ((1 - 0.15) * a)