def _restart(self):
self.update_car_value(g.start_car_value)
self._sprites = []
self._just_simulated = []
self._pcontroller = PigeonController(world=self, keymap=self._keymap)
car = Car(self)
self._crosshair = Crosshair(self)
self.add_sprite(self._crosshair)
if '--showcar' in g.argv:
self.add_sprite(car)
else:
self.add_just_simulated_sprite(car)
print "keys = %s" % len(self._keymap)
def __init__(self, printer_uuid):
template = os.path.split(__file__)[0]
template = os.path.join(template, "templates", "printer_control.glade")
self.builder = Gtk.Builder()
self.builder.add_from_file(template)
self.builder.connect_signals(self)
window = self.builder.get_object("window1")
self.widget = window.get_child()
window.remove(self.widget)
self.controls = self.builder.get_object("control_widgets_box")
self.crosshair = Crosshair(self)
self.info = None
self.gauges = {
"b": None,
"t": [],
}
self.update_controls()
self.disable()
self.set_printer_name("Unknown Printer")
PrinterInterface.__init__(self, printer_uuid)
def __init__(self, printer_uuid):
template = os.path.split(__file__)[0]
template = os.path.join(template, "templates", "printer_control.glade")
self.builder = Gtk.Builder()
self.builder.add_from_file(template)
self.builder.connect_signals(self)
window = self.builder.get_object("window1")
self.widget = window.get_child()
window.remove(self.widget)
self.controls = self.builder.get_object("control_widgets_box")
self.crosshair = Crosshair(self)
self.info = None
self.gauges = {
"b" : None,
"t" : [],
}
self.update_controls()
self.disable()
self.set_printer_name("Unknown Printer")
PrinterInterface.__init__(self, printer_uuid)
def main(screen, window_size):
"""
:param screen: the surface object
:param window_size: the window size as a tuple
:return: void
This is the main game loop
"""
FPS = 30
FPS_CLOCK = pygame.time.Clock()
pygame.mixer.music.load('battle.ogg')
pygame.mixer.music.play(-1)
whip = pygame.mixer.Sound('whip.ogg')
boom = pygame.mixer.Sound('boom.ogg')
pond = pygame.image.load('pond.png')
# Draw Frogs
frog1 = Frog(1, window_size)
crosshair1 = Crosshair(window_size, 1)
frog2 = Frog(2, window_size)
crosshair2 = Crosshair(window_size, 2)
# Fly Setup
fly_sprites = pygame.sprite.Group()
FLY_SPAWN = pygame.USEREVENT + 1
pygame.time.set_timer(FLY_SPAWN, 1000)
# Dragonfly Setup
dfly_sprites = pygame.sprite.Group()
DFLY_SPAWN = pygame.USEREVENT + 2
pygame.time.set_timer(DFLY_SPAWN, 5000)
fireballs1 = pygame.sprite.Group()
fireballs2 = pygame.sprite.Group()
# Text
start_ticks = pygame.time.get_ticks()
timer = 61
timer_font = pygame.font.SysFont('berlinsansfb', 50)
score_font = pygame.font.SysFont('berlinsansfb', 30)
p1_move_right = False
p1_move_left = False
p1_charge = 0
p1_score = 0
p1_fire = 0
p2_move_right = False
p2_move_left = False
p2_charge = 0
p2_score = 0
p2_fire = 0
while True: # <--- main game loop
seconds = (pygame.time.get_ticks() - start_ticks)/1000
# render objects
SCREEN.blit(pond, (0, 0))
frog1.draw(SCREEN)
frog2.draw(SCREEN)
if len(dfly_sprites) > 0:
dfly_sprites.update()
dfly_sprites.draw(SCREEN)
if len(fly_sprites) > 0:
fly_sprites.update()
fly_sprites.draw(SCREEN)
if len(fireballs1) > 0:
fireballs1.update()
fireballs1.draw(SCREEN)
frogs_stunned = pygame.sprite.spritecollide(frog2, fireballs1, True)
if len(frogs_stunned) > 0:
frog2.stunned = True
p2_charge = 0
crosshair2.charging = 0
frog2.time_of_stun = timer - seconds
if len(fireballs2) > 0:
fireballs2.update()
fireballs2.draw(SCREEN)
frogs_stunned = pygame.sprite.spritecollide(frog1, fireballs2, True)
if len(frogs_stunned) > 0:
frog1.stunned = True
p1_charge = 0
crosshair1.charging = 0
frog1.time_of_stun = timer - seconds
# draw targeting line and charge meter for frog 1
draw_line(screen, frog1.mouth, (crosshair1.x + crosshair1.size[0]/2, crosshair1.y + crosshair1.size[1]/2))
crosshair1.draw(SCREEN, p1_charge * 5)
# draw targeting line and charge meter for frog 2
draw_line(screen, frog2.mouth, (crosshair2.x + crosshair2.size[0]/2, crosshair2.y + crosshair2.size[1]/2))
crosshair2.draw(SCREEN, p2_charge * 5)
for event in pygame.event.get():
if event.type == QUIT: # QUIT event to exit the game
pygame.quit()
sys.exit()
# Fly event timer
if event.type == FLY_SPAWN:
if len(fly_sprites) < 10:
if random.randrange(0, 2) == 0:
fly = Fly(0, random.randrange(175, 501), random.randrange(1, 11))
fly_sprites.add(fly)
else:
fly = Fly(700, random.randrange(175, 501), random.randrange(1, 11))
fly_sprites.add(fly)
# Dragonfly event timer
if event.type == DFLY_SPAWN:
if len(dfly_sprites) < 1:
if random.randrange(0, 2) == 0:
dragonfly = Dragonfly(0, random.randrange(175, 450), random.randrange(5, 11), random.randrange(3,11))
dfly_sprites.add(dragonfly)
else:
dragonfly = Dragonfly(700, random.randrange(175, 450), random.randrange(5, 11), random.randrange(3,11))
dfly_sprites.add(dragonfly)
# Input events
if event.type == KEYDOWN:
if event.key == K_ESCAPE:
return 0
# Player 1
if event.key == K_LEFT:
p1_move_left = True
if event.key == K_RIGHT:
p1_move_right = True
if event.key == K_DOWN and not frog1.stunned:
crosshair1.charging = True
# Player 2
if event.key == K_a:
p2_move_left = True
if event.key == K_d:
p2_move_right = True
if event.key == K_s and not frog2.stunned:
crosshair2.charging = True
# Quit
if event.key == K_ESCAPE:
pygame.quit()
sys.exit()
if event.type == KEYUP:
# Player 1
if event.key == K_LEFT:
p1_move_left = False
if event.key == K_RIGHT:
p1_move_right = False
if event.key == K_DOWN and not frog1.stunned:
whip.play()
crosshair1.charging = False
xhair1 = (crosshair1.x + crosshair1.size[0]/2,crosshair1.y + crosshair1.size[1]/2)
hit_list, is_dragon = frog1.fire_tongue(SCREEN, p1_charge, xhair1[0], xhair1[1], fly_sprites, dfly_sprites)
p1_score += len(hit_list)
if len(hit_list) > 0 and p1_charge >= 15:
p1_score += 2
if is_dragon:
p1_fire += 1
p1_score += 1
p1_charge = 0
if event.key == K_UP and not frog1.stunned:
if p1_fire > 0:
boom.play()
fireball = Fireball(1, frog1.x + 50, frog1.y)
fireballs1.add(fireball)
p1_fire -= 1
# Player 2
if event.key == K_a:
p2_move_left = False
if event.key == K_d:
p2_move_right = False
if event.key == K_s and not frog2.stunned:
whip.play()
crosshair2.charging = False
xhair2 = (crosshair2.x + crosshair2.size[0]/2, crosshair2.y + crosshair2.size[1]/2)
hit_list, is_dragon = frog2.fire_tongue(SCREEN, p2_charge, xhair2[0], xhair2[1], fly_sprites, dfly_sprites)
p2_score += len(hit_list)
if len(hit_list) > 0 and p2_charge >= 15:
p2_score += 2
if is_dragon:
p2_fire += 1
p2_score += 1
p2_charge = 0
if event.key == K_w and not frog2.stunned:
if p2_fire > 0:
boom.play()
fireball = Fireball(2, frog2.x + 50, frog2.size[1] - 45)
fireballs2.add(fireball)
p2_fire -= 1
# Player 1 crosshair events
if p1_move_left and not crosshair1.x < 0:
crosshair1.change_x(-15)
if p1_move_right and not crosshair1.x > window_size[0] - crosshair1.size[0]:
crosshair1.change_x(15)
if crosshair1.charging:
if p1_charge < 20:
p1_charge += 0.5
# Player 2 crosshair events
if p2_move_left and not crosshair2.x < 0:
crosshair2.change_x(-15)
if p2_move_right and not crosshair2.x > window_size[0] - crosshair2.size[0]:
crosshair2.change_x(15)
if crosshair2.charging:
if p2_charge < 20:
p2_charge += 0.5
# Calculate, render timers
if timer - seconds > 0:
timer_text = str(round(timer - seconds, 2))
else:
timer_text = 'GAME OVER'
if frog1.stunned:
if (timer - seconds) < frog1.time_of_stun - 2:
frog1.stunned = False
if frog2.stunned:
if (timer - seconds) < frog2.time_of_stun - 2:
frog2.stunned = False
SCREEN.blit(timer_font.render(timer_text, False, (255, 0, 0)), (25, 25))
if (timer - seconds) <= 0:
if p1_score > p2_score:
return 1
elif p2_score > p1_score:
return 2
elif p1_score == p2_score:
return 3
# render HUD info
p1_score_text = 'Player 1: ' + str(p1_score)
p1_fire_text = 'Fireballs: ' + str(p1_fire)
p2_score_text = 'Player 2: ' + str(p2_score)
p2_fire_text = 'Fireballs: ' + str(p2_fire)
SCREEN.blit(score_font.render(p1_score_text, True, (0, 0, 0)),
(window_size[0]/2 + frog1.size[0]/2 + 25, window_size[1] - 75))
SCREEN.blit(score_font.render(p1_fire_text, True, (0, 0, 0)),
(window_size[0]/2 + frog1.size[0]/2 + 25, window_size[1] - 50))
SCREEN.blit(score_font.render(p2_score_text, True, (0, 0, 0)),
(window_size[0]/2 + frog1.size[0]/2 + 25, 25))
SCREEN.blit(score_font.render(p2_fire_text, True, (0, 0, 0)),
(window_size[0]/2 + frog1.size[0]/2 + 25, 50))
pygame.display.update()
FPS_CLOCK.tick(FPS)
class World(EventHandler):
def __init__(self):
super(World, self).__init__()
self._font = pygame.font.Font(None, 48)
self._background_channel = g.sounds['pigeon_background']
self._background_channel.set_volume(0.8)
self._restart()
def set_car_value(self, v):
self._car_value = v
def get_car_value(self):
return self._car_value
car_value = property(get_car_value, set_car_value)
def update_car_value(self, car_value):
print "car value = %s" % car_value
self.car_value = car_value
self._car_value_text = self._font.render("Car Value: %s$" % (self._car_value), 1, g.yellow)
self._car_value_rect = self._car_value_text.get_rect(centerx=g.width*85/100, centery = g.height*9/10)
def _restart(self):
self.update_car_value(g.start_car_value)
self._sprites = []
self._just_simulated = []
self._pcontroller = PigeonController(world=self, keymap=self._keymap)
car = Car(self)
self._crosshair = Crosshair(self)
self.add_sprite(self._crosshair)
if '--showcar' in g.argv:
self.add_sprite(car)
else:
self.add_just_simulated_sprite(car)
print "keys = %s" % len(self._keymap)
def start_background_sound(self):
self._background_channel.play(-1)
def stop_background_sound(self):
self._background_channel.stop()
def on_mouse_down(self):
self._crosshair.shoot()
def add_sprite(self, sprite):
self._sprites.append(sprite)
def add_just_simulated_sprite(self, sprite):
self._just_simulated.append(sprite)
def simulated_pairs(self):
all = self._sprites + self._just_simulated
n = len(all)
for i_src, src in enumerate(all):
for i_dest in xrange(i_src + 1, n):
dest = all[i_dest]
yield src, dest
def simulate(self):
""" core interactions - simulate everything, collide everything, O(n^2) """
removed = []
for i, s in enumerate(self._sprites):
if s.simulate() == 'killme':
removed.append(i)
# Check for collision, kill collided stuff
for src, dest in self.simulated_pairs():
if src._rect.colliderect(dest._rect):
src.onhit(dest) # \
dest.onhit(src) # / this makes it easier to implement - just define onhit where it matters
# NOTE: it will only die in the next loop - not that bad..
# Delete finished projectiles / pigeons
for i in sorted(set(removed), reverse=True):
try:
del self._sprites[i]
except:
print "cannot delete sprite %s, have %s sprites left" % (i, len(self._sprites))
def blit(self, screen):
for s in self._sprites:
if s.visible():
screen.blit(s._sprite, s._rect)
# show car_value
screen.blit(self._car_value_text, self._car_value_rect)
# End game
def car_is_dead_long_live_the_pigeons(self):
splash(pygame.display.get_surface(), 'pigeon_win_splash.png', min_timeout=1.0)
self._restart()
def pigeons_dead_long_live_the_car(self):
splash(pygame.display.get_surface(), 'car_win_splash.png', min_timeout=1.0)
self._restart()
class PrinterController(PrinterInterface):
"""This class implements the gui functionality for the configuring
and operating a specific printer."""
def __init__(self, printer_uuid):
template = os.path.split(__file__)[0]
template = os.path.join(template, "templates", "printer_control.glade")
self.builder = Gtk.Builder()
self.builder.add_from_file(template)
self.builder.connect_signals(self)
window = self.builder.get_object("window1")
self.widget = window.get_child()
window.remove(self.widget)
self.controls = self.builder.get_object("control_widgets_box")
self.crosshair = Crosshair(self)
self.info = None
self.gauges = {
"b": None,
"t": [],
}
self.update_controls()
self.disable()
self.set_printer_name("Unknown Printer")
PrinterInterface.__init__(self, printer_uuid)
def add_gauges(self):
"""Adds any necessary gaguges from a given temperature
report."""
self.info = self.get_class_info()
assert self.info.printer_type == "FFF 3D Printer"
dirty = False
if self.info.heated_bed:
if self.gauges["b"] is None:
dirty = True
self.gauges["b"] = BedGauge(self)
while self.info.tools > len(self.gauges["t"]):
tool_num = len(self.gauges["t"])
self.gauges["t"].append(ExtruderGauge(self, tool_num))
dirty = True
if dirty:
self.update_controls()
def get_gauges(self):
"""Return a list of all gauge widgets without context."""
gauges = []
if self.gauges["b"] is not None:
gauges.append(self.gauges["b"])
if self.gauges["t"]:
gauges += self.gauges["t"]
return gauges
def update_controls(self):
"""Clears out the controls packing box, and then populates it
with a crosshair widget and some number of temperature
controllers.
"""
for child in self.controls.get_children():
self.controls.remove(child)
self.controls.add(self.crosshair.widget)
for gauge in self.get_gauges():
self.controls.add(gauge.widget)
gauge.enable()
def on_temp_request(self, gauge, target):
"""Called by a gauge when a user requests a temperature change."""
# first determine if we're talking about a tool or the bed
if self.gauges["b"] == gauge:
# its the bed
self.set_bed_temp(target)
else:
# which tool?
try:
tool = self.gauges["t"].index(gauge)
self.set_tool_temp(tool, target)
except ValueError:
# never mind
pass
def refocus(self):
"""Called to reset the ui state. Currently, this is only
really used by the crosshair when the notebook page changes.
"""
self.crosshair.refocus()
def disable(self):
"""Disable the controls for this printer."""
self.crosshair.disable()
for gauge in self.get_gauges():
gauge.disable()
motors_off = self.builder.get_object("motors_off_button")
motors_off.set_sensitive(False)
def enable(self):
"""Enable this printer's controls."""
self.crosshair.enable()
for gauge in self.get_gauges():
gauge.enable()
motors_off = self.builder.get_object("motors_off_button")
motors_off.set_sensitive(True)
def on_state_change(self, state):
"""Signal handler for when the printer goes on or offline."""
if state == "ready":
self.add_gauges()
self.enable()
elif state == "offline":
self.disable()
def on_report(self, blob):
packet = json.loads(blob)
if packet.has_key("thermistors"):
temps = packet['thermistors']
if self.info.heated_bed:
self.gauges["b"].set_label(temps["bed"][0])
for gauge, temp in zip(self.gauges["t"], temps["tools"]):
gauge.set_label(temp[0])
def set_printer_name(self, name):
"""Sets the displayed name for this printer."""
label = self.builder.get_object("dashboard_header")
label.set_text("Dashboard for %s" % name)
def on_focus_in(self, widget, event_info):
self.crosshair.on_focus_in(widget, event_info)
for gauge in self.get_gauges():
gauge.on_focus_in(widget, event_info)
def on_focus_out(self, widget, event_info):
self.crosshair.on_focus_out(widget, event_info)
for gauge in self.get_gauges():
gauge.on_focus_out(widget, event_info)
def on_motors_off(self, *args):
self.motors_off()
class PrinterController(PrinterInterface):
"""This class implements the gui functionality for the configuring
and operating a specific printer."""
def __init__(self, printer_uuid):
template = os.path.split(__file__)[0]
template = os.path.join(template, "templates", "printer_control.glade")
self.builder = Gtk.Builder()
self.builder.add_from_file(template)
self.builder.connect_signals(self)
window = self.builder.get_object("window1")
self.widget = window.get_child()
window.remove(self.widget)
self.controls = self.builder.get_object("control_widgets_box")
self.crosshair = Crosshair(self)
self.info = None
self.gauges = {
"b" : None,
"t" : [],
}
self.update_controls()
self.disable()
self.set_printer_name("Unknown Printer")
PrinterInterface.__init__(self, printer_uuid)
def add_gauges(self):
"""Adds any necessary gaguges from a given temperature
report."""
self.info = self.get_class_info()
assert self.info.printer_type == "FFF 3D Printer"
dirty = False
if self.info.heated_bed:
if self.gauges["b"] is None:
dirty = True
self.gauges["b"] = BedGauge(self)
while self.info.tools > len(self.gauges["t"]):
tool_num = len(self.gauges["t"])
self.gauges["t"].append(ExtruderGauge(self, tool_num))
dirty = True
if dirty:
self.update_controls()
def get_gauges(self):
"""Return a list of all gauge widgets without context."""
gauges = []
if self.gauges["b"] is not None:
gauges.append(self.gauges["b"])
if self.gauges["t"]:
gauges += self.gauges["t"]
return gauges
def update_controls(self):
"""Clears out the controls packing box, and then populates it
with a crosshair widget and some number of temperature
controllers.
"""
for child in self.controls.get_children():
self.controls.remove(child)
self.controls.add(self.crosshair.widget)
for gauge in self.get_gauges():
self.controls.add(gauge.widget)
gauge.enable()
def on_temp_request(self, gauge, target):
"""Called by a gauge when a user requests a temperature change."""
# first determine if we're talking about a tool or the bed
if self.gauges["b"] == gauge:
# its the bed
self.set_bed_temp(target)
else:
# which tool?
try:
tool = self.gauges["t"].index(gauge)
self.set_tool_temp(tool, target)
except ValueError:
# never mind
pass
def refocus(self):
"""Called to reset the ui state. Currently, this is only
really used by the crosshair when the notebook page changes.
"""
self.crosshair.refocus()
def disable(self):
"""Disable the controls for this printer."""
self.crosshair.disable()
for gauge in self.get_gauges():
gauge.disable()
motors_off = self.builder.get_object("motors_off_button")
motors_off.set_sensitive(False)
def enable(self):
"""Enable this printer's controls."""
self.crosshair.enable()
for gauge in self.get_gauges():
gauge.enable()
motors_off = self.builder.get_object("motors_off_button")
motors_off.set_sensitive(True)
def on_state_change(self, state):
"""Signal handler for when the printer goes on or offline."""
if state == "ready":
self.add_gauges()
self.enable()
elif state == "offline":
self.disable()
def on_report(self, blob):
packet = json.loads(blob)
if packet.has_key("thermistors"):
temps = packet['thermistors']
if self.info.heated_bed:
self.gauges["b"].set_label(temps["bed"][0])
for gauge, temp in zip(self.gauges["t"], temps["tools"]):
gauge.set_label(temp[0])
def set_printer_name(self, name):
"""Sets the displayed name for this printer."""
label = self.builder.get_object("dashboard_header")
label.set_text("Dashboard for %s" % name)
def on_focus_in(self, widget, event_info):
self.crosshair.on_focus_in(widget, event_info)
for gauge in self.get_gauges():
gauge.on_focus_in(widget, event_info)
def on_focus_out(self, widget, event_info):
self.crosshair.on_focus_out(widget, event_info)
for gauge in self.get_gauges():
gauge.on_focus_out(widget, event_info)
def on_motors_off(self, *args):
self.motors_off()
def __init__(self,
world_to_slice,
layers=None,
annotations=None,
interpolation=False,
display_coordinates="physical",
scalar_bar_visibility=False,
orientation_visibility=True,
corner_annotations_visibility=False,
crosshair="full"):
layers = layers or []
annotations = annotations or ObservableList()
############################
# Property-related members #
############################
self._interpolation = None
self._display_coordinates = None
self._scalar_bar_visibility = True
self._orientation_visibility = None
self._corner_annotations_visibility = None
self._crosshair = None
self._world_to_slice = None
self._slice_to_world = None
self._layers = []
self._annotations = None
self._gui_annotations = {}
self._image_physical_position = None
self._image_index_position = None
self._cursor_physical_position = None
self._cursor_index_position = None
self._zoom = None
self._mouse_tools = {}
self._keyboard_tools = {}
self._renderer = vtkRenderer()
###################
# Private members #
###################
# World-to-slice matrix, with rows and columns added or removed so that
# it is 3x3.
self._3d_world_to_slice = None
self._3d_slice_to_world = None
# Slice extent is the physical extent of all layers,
# given as (x_min, x_max, y_min, y_max)
self._slice_extent = (-100, 100, -100, 100)
# VTK objects
self._scalar_bar_actor = vtkScalarBarActor()
self._corner_annotation = vtkCornerAnnotation()
self._orientation_annotation = vtkOrientationAnnotation()
self._crosshair = Crosshair()
# Tools and interactions
self._observer_tags = []
self._active_source = None
##################
# Initialization #
##################
super(Slice, self).__init__([
"world_to_slice", "interpolation", "display_coordinates",
"scalar_bar_visibility", "orientation_visibility",
"corner_annotations_visibility", "crosshair", "zoom"
])
self.add_allowed_event("cursor_position")
self.add_allowed_event("image_position")
self.add_allowed_event("center")
self.add_allowed_event("layer_visibility")
# Configure camera
camera = self._renderer.GetActiveCamera()
camera.ParallelProjectionOn()
camera.SetPosition(0, 0, self._actors_altitudes["camera"])
camera.SetFocalPoint(0, 0, 0)
# Create cursor
self._crosshair.altitude = self._actors_altitudes["cursor"]
self._crosshair.hole_size = 5
self._renderer.AddActor(self._crosshair.actor)
# Create scalar bar (from vtkInria3D)
self._scalar_bar_actor.GetLabelTextProperty().SetColor(1.0, 1.0, 1.0)
self._scalar_bar_actor.GetTitleTextProperty().SetColor(1.0, 1.0, 1.0)
self._scalar_bar_actor.GetLabelTextProperty().BoldOff()
self._scalar_bar_actor.GetLabelTextProperty().ShadowOff()
self._scalar_bar_actor.GetLabelTextProperty().ItalicOff()
self._scalar_bar_actor.SetNumberOfLabels(3)
self._scalar_bar_actor.GetLabelTextProperty().SetFontSize(8)
self._scalar_bar_actor.GetPositionCoordinate(
).SetCoordinateSystemToNormalizedViewport()
self._scalar_bar_actor.SetWidth(0.1)
self._scalar_bar_actor.SetHeight(0.5)
self._scalar_bar_actor.SetPosition(0.8, 0.3)
self._scalar_bar_actor.PickableOff()
self._renderer.AddActor(self._scalar_bar_actor)
# Setup text-annotation actors
self._corner_annotation.SetNonlinearFontScaleFactor(0.3)
self._renderer.AddActor(self._corner_annotation)
self._orientation_annotation.SetNonlinearFontScaleFactor(0.25)
self._renderer.AddActor(self._orientation_annotation)
self._set_interpolation(interpolation)
self._set_display_coordinates(display_coordinates)
self._set_scalar_bar_visibility(scalar_bar_visibility)
self._set_orientation_visibility(orientation_visibility)
self._set_corner_annotations_visibility(corner_annotations_visibility)
self._set_crosshair(crosshair)
self._set_world_to_slice(world_to_slice)
for layer in layers:
self.append_layer(**layer)
if annotations is not None:
self._set_annotations(annotations)
# Position slice at middle of layer 0
self.reset_view()
# Configure default tools
self.set_mouse_button_tool("Left", mouse_tools.Select())
self.set_mouse_button_tool("Middle", mouse_tools.Pan())
self.set_mouse_button_tool("Right", mouse_tools.WindowLevel())
self.set_wheel_tool("Forward", mouse_tools.Zoom(1.1))
self.set_wheel_tool("Backward", mouse_tools.Zoom(1. / 1.1))
self.set_keyboard_tool("Left", keyboard_tools.MoveCursor())
self.set_keyboard_tool("Right", keyboard_tools.MoveCursor())
self.set_keyboard_tool("Up", keyboard_tools.MoveCursor())
self.set_keyboard_tool("Down", keyboard_tools.MoveCursor())
self.set_keyboard_tool("Prior", keyboard_tools.MoveCursor())
self.set_keyboard_tool("Next", keyboard_tools.MoveCursor())
self.set_keyboard_tool("PageUp", keyboard_tools.MoveCursor())
self.set_keyboard_tool("PageDown", keyboard_tools.MoveCursor())
self.set_keyboard_tool("+", keyboard_tools.Zoom(1.1))
self.set_keyboard_tool("-", keyboard_tools.Zoom(1. / 1.1))
self.set_keyboard_tool("i", keyboard_tools.ToggleInterpolation())
self.set_keyboard_tool("b", keyboard_tools.ToggleScalarBarVisibility())
self.set_keyboard_tool(
"c", keyboard_tools.ToggleCornerAnnotationsVisibility())
self.set_keyboard_tool("o",
keyboard_tools.ToggleOrientationVisibility())
