def load_world(filename=None):
"""Loads a robot world from filename.
Opens file-chooser if no filename is given."""
global _scene, _world
if _scene:
raise RuntimeError("A robot world already exists!")
if not filename:
filename = _easygui.fileopenbox("Select a Robot world", "Robot World",
'*', ["*.wld"])
if not filename:
raise RuntimeError("No world file selected.")
txt = open(filename, 'rb').read()
txt = _re.sub('\r\n', '\n', txt) # Windows
txt = _re.sub('\r', '\n', txt) # Mac
_check_world(txt)
wd = {}
# extracts avenues, streets, walls and beepers
try:
exec(txt, wd)
w = _World(wd['avenues'], wd['streets'], wd['walls'], wd['beepers'])
except:
raise ValueError("Error interpreting world file.")
_world = w
_scene = _g.Canvas()
_scene.setWidth(50 * w.av)
_scene.setHeight(50 * w.st)
i = filename.rfind("/")
if i >= 0: filename = filename[i + 1:]
_scene.setTitle("Robot World: " + filename)
_world.create_layer()
_scene.setAutoRefresh(False)
def create_world(avenues=10, streets=10):
"""Create an empty robot world."""
global _scene, _world
if _scene:
raise RuntimeError("A robot world already exists!")
_scene = _g.Canvas()
_scene.setWidth(50 * avenues)
_scene.setHeight(50 * streets)
_scene.setTitle("Robot World")
_world = _World(avenues, streets)
_world.create_layer()
_scene.setAutoRefresh(False)
def init_hardware():
global _canvas, _cabin, _ldoor, _rdoor
_canvas = _g.Canvas(200, 600)
_canvas.setBackgroundColor("lightblue")
_canvas.setTitle("Elevator")
r = _g.Rectangle(90, 160)
r.setFillColor("yellow")
r.setBorderColor("red")
_ldoor = _g.Rectangle(40, 150)
_rdoor = _g.Rectangle(40, 150)
_ldoor.move(-20, 0)
_rdoor.move(20, 0)
_ldoor.adjustReference(-20, 0)
_rdoor.adjustReference(20, 0)
_ldoor.setFillColor("blue")
_rdoor.setFillColor("blue")
r.setDepth(60)
_cabin = _g.Layer()
_cabin.add(r)
_cabin.add(_ldoor)
_cabin.add(_rdoor)
_cabin.moveTo(70, 600 - 90)
_canvas.add(_cabin)
for i in range(3):
floor = _g.Rectangle(70, 6)
floor.setFillColor("blue")
floor.moveTo(150, 600 - i * 200 - 13)
_canvas.add(floor)
for i in range(4):
floor = (i + 1) // 2
button = Button(i, ((i % 2) == 0))
button.moveTo(150, 600 - floor * 200 - 50)
light = _g.Circle(10)
light.moveTo(150, 600 - floor * 200 - 90)
light.setFillColor("darkblue")
if i == 1:
button.move(15, 0)
light.move(15, 0)
elif i == 2:
button.move(-15, 0)
light.move(-15, 0)
_canvas.add(button)
_canvas.add(light)
_buttons[i] = button
_lights[i] = light
# coding: utf-8
roof = cg.Polygon(cg.Point(300, 250), cg.Point(500, 250), cg.Point(400, 250))
roof.setFillColor('brown')
roof.setDepth(45)
paper.add(roof)
import cs1graphics as cg
roof = cg.Polygon(cg.Point(300, 250), cg.Point(500, 250), cg.Point(400, 250))
roof.setFillColor('brown')
roof.setDepth(45)
paper.add(roof)
paper = cy.Canvas()
paper = cg.Canvas()
paper.setBackgroundColor('skyBlue')
paper.setWidth(800)
paper.setHeight(600)
paper.setTitle('My World')
sun = cg.Circle()
paper.add(sun)
sun.setFillColor('yellow')
sun.setRadius(50)
sun.moveTo(700, 100)
paper.add(sun)
facade = cg.Square(200, cg.Point(400, 350))
facade.setFillColor('white')
paper.add(facade)
chimney = cg.Rectangle(50, 70, cg.Point(450, 215))
chimney.setFillColor('red')
paper.add(chimney)
def make_paper():
paper = cg.Canvas(600, 600, bgColor="skyBlue", title="Cat")
return paper
def draw_landscape():
"""Creates two suns, sunrays, house, tree, and grass"""
paper = cg.Canvas()
paper.setBackgroundColor('skyBlue')
paper.setWidth(800)
paper.setHeight(600)
paper.setTitle('Welcome to Tattoine')
sun = cg.Circle()
paper.add(sun)
sun.setFillColor('yellow')
sun.setRadius(50)
sun.moveTo(700, 100)
sunCenter = cg.Point(670, 110)
sun2 = cg.Circle(50, sunCenter)
sun2.setDepth(60)
sun2.setFillColor('orange')
paper.add(sun2)
facade = cg.Square(200, cg.Point(400, 350))
facade.setFillColor('white')
paper.add(facade)
chimney = cg.Rectangle(50, 70, cg.Point(450, 215))
chimney.setFillColor('red')
paper.add(chimney)
tree = cg.Polygon(cg.Point(150, 220),
cg.Point(120, 380),
cg.Point(180, 380))
tree.setFillColor('darkGreen')
paper.add(tree)
sunraySW = cg.Path(cg.Point(660, 140), cg.Point(635, 165))
sunraySW.setBorderColor('yellow')
sunraySW.setBorderWidth(6)
paper.add(sunraySW)
sunraySE = cg.Path(cg.Point(740, 140), cg.Point(765, 165))
sunraySE.setBorderColor('yellow')
sunraySE.setBorderWidth(6)
paper.add(sunraySE)
sunrayNE = cg.Path(cg.Point(740, 60), cg.Point(765, 35))
sunrayNE.setBorderColor('yellow')
sunrayNE.setBorderWidth(6)
paper.add(sunrayNE)
sunrayNW = cg.Path(cg.Point(660, 60), cg.Point(635, 35))
sunrayNW.setBorderColor('yellow')
sunrayNW.setBorderWidth(6)
paper.add(sunrayNW)
grass = cg.Rectangle(800, 300, cg.Point(400, 450))
grass.setFillColor('green')
grass.setBorderColor('green')
grass.setDepth(75)
paper.add(grass)
landscape_objects = {'paper': paper,
'sun1': sun,
'sun2': sun2,
'facade': facade,
'sunrays': [sunrayNE, sunrayNW, sunraySW, sunraySE],
'chimney': chimney,
'tree': tree,
'grass': grass}
return landscape_objects