def _add_buttons(self, size=None):
size = style.SMALL_SIZE if size is None else size
self._plus = Plus()
self._minus = Minus()
self._plus.finish()
self._minus.finish()
self._plus.drag = self._drag_element
self._minus.drag = self._drag_element
reac_plus_time = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT)
self.add_reaction(reac_plus_time)
reac_minus_time = ConstantReaction(constants.THORPY_EVENT,
self._minus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT+0.1)
self.add_reaction(reac_minus_time)
self.add_elements([self._plus, self._minus])
# reactions to mouse press:
reac_pluspress2 = ConstantReaction(constants.THORPY_EVENT,
self._drag_element.shift,
{"el": self._plus,
"id": constants.EVENT_PRESS},
{"sign":parameters.CLICK_LIFT_SHIFT},
reac_name=constants.REAC_PRESSED2)
self.add_reaction(reac_pluspress2)
reac_minuspress2 = ConstantReaction(constants.THORPY_EVENT,
self._drag_element.shift,
{"el": self._minus,
"id": constants.EVENT_PRESS},
{"sign":-parameters.CLICK_LIFT_SHIFT},
reac_name=constants.REAC_PRESSED2+0.1)
self.add_reaction(reac_minuspress2)
def _add_buttons(self, size=None):
size = style.SMALL_SIZE if size is None else size
self._plus = Plus()
self._minus = Minus()
self._plus.finish()
self._minus.finish()
self._plus.drag = self._drag_element
self._minus.drag = self._drag_element
reac_plus_time = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT)
self.add_reaction(reac_plus_time)
reac_minus_time = ConstantReaction(constants.THORPY_EVENT,
self._minus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT+0.1)
self.add_reaction(reac_minus_time)
self.add_elements([self._plus, self._minus])
# reactions to mouse press:
reac_pluspress2 = ConstantReaction(constants.THORPY_EVENT,
self._drag_element.shift,
{"el": self._plus,
"id": constants.EVENT_PRESS},
{"sign":parameters.CLICK_LIFT_SHIFT},
reac_name=constants.REAC_PRESSED2)
self.add_reaction(reac_pluspress2)
reac_minuspress2 = ConstantReaction(constants.THORPY_EVENT,
self._drag_element.shift,
{"el": self._minus,
"id": constants.EVENT_PRESS},
{"sign":-parameters.CLICK_LIFT_SHIFT},
reac_name=constants.REAC_PRESSED2+0.1)
self.add_reaction(reac_minuspress2)
def _add_buttons(self, size=None):
size = style.SMALL_SIZE if size is None else size
# _plus
self._plus = Plus(text="+")
self._plus.set_painter(painterstyle.DEF_PAINTER(size=size))
self._plus.finish()
self._plus.drag = self._drag_element
reac_plus = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"name": constants.EVENT_TIME},
name=constants.REAC_MOUSE_REPEAT)
self.add_reaction(reac_plus)
# _minus
self._minus = Minus(text="-")
self._minus.set_painter(painterstyle.DEF_PAINTER(size=size))
self._minus.finish()
self._minus.drag = self._drag_element
reac_minus = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"name": constants.EVENT_TIME},
name=constants.REAC_MOUSE_REPEAT + 0.1)
self.add_reaction(reac_minus)
self.add_elements([self._plus, self._minus])
# reactions to mouse _press (!= reactions to key _press):
self._plus.reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT, self._drag_element.shift, {
"name": constants.EVENT_PRESS,
"el": self.plus
})
self._minus.reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT, self._drag_element.shift, {
"name": constants.EVENT_PRESS,
"el": self.minus
}, {"sign": -1})
self._reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT, self._drag_element.shift, {
"name": constants.EVENT_PRESS,
"el": self.plus
})
self._reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT, self._drag_element.shift, {
"name": constants.EVENT_PRESS,
"el": self.minus
}, {"sign": -1})
def _add_buttons(self, size=None):
size = style.SMALL_SIZE if size is None else size
# _plus
self._plus = Plus(text="+")
self._plus.set_painter(painterstyle.DEF_PAINTER(size=size))
self._plus.finish()
self._plus.drag = self._drag_element
reac_plus = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT)
self.add_reaction(reac_plus)
# _minus
self._minus = Minus(text="-")
self._minus.set_painter(painterstyle.DEF_PAINTER(size=size))
self._minus.finish()
self._minus.drag = self._drag_element
reac_minus = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT+0.1)
self.add_reaction(reac_minus)
self.add_elements([self._plus, self._minus])
# reactions to mouse _press (!= reactions to key _press):
self._plus.reactions[constants.REAC_PRESSED +0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.plus})
self._minus.reactions[constants.REAC_PRESSED +0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.minus},
{"sign":-1})
self._reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.plus})
self._reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.minus},
{"sign":-1})
class _GraphicalSlider(_Slider, Element):
def __init__(self, length, limvals=None, text="", elements=None,
normal_params=None):
limvals = parameters.LIMVALS if limvals is None else limvals
self._plus = None
self._minus = None
Element.__init__(self, text, elements, normal_params)
_Slider.__init__(self, length, limvals)
self.current_state.autoghost = False
## self._set_wheel_reaction(parameters.BUTTON_UNPRESS_EVENT,
## {"button": parameters.WHEELUP_BUTTON})
## self._set_unwheel_reaction(parameters.BUTTON_PRESS_EVENT,
## {"button": parameters.WHEELDOWN_BUTTON})
self._setup()
self.active_wheel = False
def get_storer_rect(self):
return self.get_family_rect(constants.STATE_NORMAL)
def move(self, shift):
value_before = self.get_value()
Element.move(self, shift)
if self.get_value() != value_before:
self._drag_element.place_at(value_before)
## def _set_wheel_reaction(self, type_, args=None):
## if not args:
## args = {}
## reac_wheelup = Reaction(type_, self._reaction_wheel, args,
## reac_name=constants.REAC_WHEELUP)
##
## def _set_unwheel_reaction(self, type_, args=None):
## if not args:
## args = {}
## reac_wheeldown = Reaction(type_, self._reaction_unwheel, args,
## reac_name=constants.REAC_WHEELDOWN)
##
## def _reaction_wheel(self, event):
## if self.active_wheel:
## if self.collide(event.pos, self.current_state_key):
## self._drag_element.shift(parameters.WHEEL_SLIDER_SHIFT)
##
## def _reaction_unwheel(self, event):
## if self.active_wheel:
## if self.collide(event.pos, self.current_state_key):
## self._drag_element.shift(-parameters.WHEEL_SLIDER_SHIFT)
def _setup(self):
pass
def _press_plus(self):
# change state, blit and update
functions.keypress(self._plus, constants.STATE_PRESSED)
self._drag_element.shift()
def _press_minus(self):
# change state, blit and update
functions.keypress(self._minus, constants.STATE_PRESSED)
self._drag_element.shift(-1)
def _add_buttons(self, size=None):
size = style.SMALL_SIZE if size is None else size
# _plus
self._plus = Plus(text="+")
self._plus.set_painter(painterstyle.DEF_PAINTER(size=size))
self._plus.finish()
self._plus.drag = self._drag_element
reac_plus = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT)
self.add_reaction(reac_plus)
# _minus
self._minus = Minus(text="-")
self._minus.set_painter(painterstyle.DEF_PAINTER(size=size))
self._minus.finish()
self._minus.drag = self._drag_element
reac_minus = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT+0.1)
self.add_reaction(reac_minus)
self.add_elements([self._plus, self._minus])
# reactions to mouse _press (!= reactions to key _press):
self._plus.reactions[constants.REAC_PRESSED +0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.plus})
self._minus.reactions[constants.REAC_PRESSED +0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.minus},
{"sign":-1})
self._reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.plus})
self._reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.minus},
{"sign":-1})
## def _get_no_slide_rect(self):
## """Returns size without slide_rect"""
## wh_slide = self._get_slide_rect().size
## wh = self.get_fus_rect().size
## return (wh[0] - wh_slide[0], wh[1] - wh_slide[1])
def get_dragger(self):
return self._drag_element
def set_value(self, value):
self.get_dragger().place_at(value)
class LiftY(SliderY):
def __init__(self,
link,
text="",
elements=None,
dragsize=style.LIFT_DRAG_SIZE,
buttonsize=style.LIFT_BUTTON_SIZE,
normal_params=None):
"""<link> is the element affected by the lift"""
dragsize = style.LIFT_DRAG_SIZE if dragsize is None else dragsize
buttonsize=style.LIFT_BUTTON_SIZE if buttonsize is None else buttonsize
link_h = link.get_fus_size()[1] # get height of the linked element
# set maxval to link height !!!! not link_h, but link_h - self_h
limvals = (0, link_h)
surplus_h = self._get_theo_size(buttonsize, dragsize, link_h,
surplus=True)[1]
length = link.get_fus_size()[1] - surplus_h # compute proper height
super(LiftY, self).__init__(length, limvals, text, elements,
normal_params)
self._add_buttons()
self._linked = link
self.finish()
e_right = link.get_fus_rect().right
l_width = self.get_fus_size()[0]
x = e_right - l_width - style.LIFT_MARGINS[0]
y = link.get_fus_rect().top + style.LIFT_MARGINS[1]
self.set_topleft((x, y))
self._drag_element.place_at(self.limvals[0])
def _reaction_wheel(self, event):
if self.active_wheel:
if self.father.collide(event.pos, self.father.current_state_key):
self._drag_element.shift(parameters.WHEEL_LIFT_SHIFT)
def _reaction_unwheel(self, event):
if self.active_wheel:
if self.father.collide(event.pos, self.father.current_state_key):
self._drag_element.shift(-parameters.WHEEL_LIFT_SHIFT)
def get_value(self):
return int(SliderY.get_value(self))
def finish(self):
SliderY.finish(self)
self._finish_add()
def misc_refresh(self):
SliderY.misc_refresh(self)
self._refresh_limvals()
def _refresh_limvals(self, fact=1.):
linked_family = fact * self._linked.get_family_rect().height
selfh = self.get_fus_size()[1]
uplim = max(1, linked_family - selfh)
self.limvals = (0, uplim)
def _setup(self, width=None, dragsize=None):
if width is None: width = style.LIFT_BUTTON_SIZE[0]
if dragsize is None: dragsize = style.LIFT_DRAG_SIZE
self._drag_element = DraggerLiftY(self)
self._height = width
painter = functions.obtain_valid_painter(
painterstyle.DEF_PAINTER,
pressed=True,
color=style.DEF_COLOR2,
size=(
width,
self._length +
dragsize[1] +
style.LIFT_MARGINS[1] +
1))
self.set_painter(painter)
self._drag_element.set_painter(
painterstyle.DEF_PAINTER(
size=dragsize),
autopress=False)
try:
self._drag_element.set_center((self.get_fus_center()[0], None))
except AttributeError: # state is ghost state, and has no fusionner
self._drag_element.set_center((self.get_ghost_center()[0], None))
self._drag_element.set_free(y=False)
Ghost.fit_children(self)
def _add_buttons(self, size=None):
size = style.SMALL_SIZE if size is None else size
self._plus = Plus()
self._minus = Minus()
self._plus.finish()
self._minus.finish()
self._plus.drag = self._drag_element
self._minus.drag = self._drag_element
reac_plus_time = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT)
self.add_reaction(reac_plus_time)
reac_minus_time = ConstantReaction(constants.THORPY_EVENT,
self._minus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT+0.1)
self.add_reaction(reac_minus_time)
self.add_elements([self._plus, self._minus])
# reactions to mouse press:
reac_pluspress2 = ConstantReaction(constants.THORPY_EVENT,
self._drag_element.shift,
{"el": self._plus,
"id": constants.EVENT_PRESS},
{"sign":parameters.CLICK_LIFT_SHIFT},
reac_name=constants.REAC_PRESSED2)
self.add_reaction(reac_pluspress2)
reac_minuspress2 = ConstantReaction(constants.THORPY_EVENT,
self._drag_element.shift,
{"el": self._minus,
"id": constants.EVENT_PRESS},
{"sign":-parameters.CLICK_LIFT_SHIFT},
reac_name=constants.REAC_PRESSED2+0.1)
self.add_reaction(reac_minuspress2)
def _finish_add(self, size=None):
size = style.LIFT_BUTTON_SIZE if size is None else size
rect = self.get_fus_rect()
pos = (rect.centerx, rect.bottom + style.BUTTON_MARGINS[1] + size[1]/2)
self._minus.set_center(pos)
pos = (rect.centerx, rect.top - style.BUTTON_MARGINS[1] - size[1]/2)
self._plus.set_center(pos)
Ghost.fit_children(self)
self._add_buttons_reactions()
class _GraphicalSlider(_Slider, Element):
def __init__(self, length, limvals=None, text="", elements=None,
normal_params=None):
limvals = parameters.LIMVALS if limvals is None else limvals
self._plus = None
self._minus = None
Element.__init__(self, text, elements, normal_params)
_Slider.__init__(self, length, limvals)
self.current_state.autoghost = False
## self._set_wheel_reaction(parameters.BUTTON_UNPRESS_EVENT,
## {"button": parameters.WHEELUP_BUTTON})
## self._set_unwheel_reaction(parameters.BUTTON_PRESS_EVENT,
## {"button": parameters.WHEELDOWN_BUTTON})
self._setup()
self.active_wheel = False
def get_storer_rect(self):
return self.get_family_rect(constants.STATE_NORMAL)
def move(self, shift):
value_before = self.get_value()
Element.move(self, shift)
if self.get_value() != value_before:
self._drag_element.place_at(value_before)
## def _set_wheel_reaction(self, typ, args=None):
## if not args:
## args = {}
## reac_wheelup = Reaction(typ, self._reaction_wheel, args,
## reac_name=constants.REAC_WHEELUP)
##
## def _set_unwheel_reaction(self, typ, args=None):
## if not args:
## args = {}
## reac_wheeldown = Reaction(typ, self._reaction_unwheel, args,
## reac_name=constants.REAC_WHEELDOWN)
##
## def _reaction_wheel(self, event):
## if self.active_wheel:
## if self.collide(event.pos, self.current_state_key):
## self._drag_element.shift(parameters.WHEEL_SLIDER_SHIFT)
##
## def _reaction_unwheel(self, event):
## if self.active_wheel:
## if self.collide(event.pos, self.current_state_key):
## self._drag_element.shift(-parameters.WHEEL_SLIDER_SHIFT)
def _setup(self):
pass
def _press_plus(self):
# change state, blit and update
functions.keypress(self._plus, constants.STATE_PRESSED)
self._drag_element.shift()
def _press_minus(self):
# change state, blit and update
functions.keypress(self._minus, constants.STATE_PRESSED)
self._drag_element.shift(-1)
def _add_buttons(self, size=None):
size = style.SMALL_SIZE if size is None else size
# _plus
self._plus = Plus(text="+")
self._plus.set_painter(painterstyle.DEF_PAINTER(size=size))
self._plus.finish()
self._plus.drag = self._drag_element
reac_plus = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT)
self.add_reaction(reac_plus)
# _minus
self._minus = Minus(text="-")
self._minus.set_painter(painterstyle.DEF_PAINTER(size=size))
self._minus.finish()
self._minus.drag = self._drag_element
reac_minus = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT+0.1)
self.add_reaction(reac_minus)
self.add_elements([self._plus, self._minus])
# reactions to mouse _press (!= reactions to key _press):
self._plus.reactions[constants.REAC_PRESSED +0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.plus})
self._minus.reactions[constants.REAC_PRESSED +0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.minus},
{"sign":-1})
self._reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.plus})
self._reactions[constants.REAC_PRESSED + 0.1] = ConstantReaction(
constants.THORPY_EVENT,
self._drag_element.shift,
{"id":constants.EVENT_PRESS, "el": self.minus},
{"sign":-1})
## def _get_no_slide_rect(self):
## """Returns size without slide_rect"""
## wh_slide = self._get_slide_rect().size
## wh = self.get_fus_rect().size
## return (wh[0] - wh_slide[0], wh[1] - wh_slide[1])
def get_dragger(self):
return self._drag_element
def set_value(self, value):
self.get_dragger().place_at(value)
class LiftY(SliderY):
def __init__(self,
link,
text="",
elements=None,
dragsize=style.LIFT_DRAG_SIZE,
buttonsize=style.LIFT_BUTTON_SIZE,
normal_params=None):
"""<link> is the element affected by the lift"""
dragsize = style.LIFT_DRAG_SIZE if dragsize is None else dragsize
buttonsize=style.LIFT_BUTTON_SIZE if buttonsize is None else buttonsize
link_h = link.get_fus_size()[1] # get height of the linked element
# set maxval to link height !!!! not link_h, but link_h - self_h
limvals = (0, link_h)
surplus_h = self._get_theo_size(buttonsize, dragsize, link_h,
surplus=True)[1]
length = link.get_fus_size()[1] - surplus_h # compute proper height
super(LiftY, self).__init__(length, limvals, text, elements,
normal_params)
self._add_buttons()
self._linked = link
self.finish()
e_right = link.get_fus_rect().right
l_width = self.get_fus_size()[0]
x = e_right - l_width - style.LIFT_MARGINS[0]
y = link.get_fus_rect().top + style.LIFT_MARGINS[1]
self.set_topleft((x, y))
self._drag_element.place_at(self._limvals[0])
def _reaction_wheel(self, event):
if self.active_wheel:
if self.father.collide(event.pos, self.father.current_state_key):
self._drag_element.shift(parameters.WHEEL_LIFT_SHIFT)
def _reaction_unwheel(self, event):
if self.active_wheel:
if self.father.collide(event.pos, self.father.current_state_key):
self._drag_element.shift(-parameters.WHEEL_LIFT_SHIFT)
def get_value(self):
return int(SliderY.get_value(self))
def finish(self):
SliderY.finish(self)
self._finish_add()
def misc_refresh(self):
SliderY.misc_refresh(self)
self._refresh_limvals()
def _refresh_limvals(self, fact=1.):
linked_family = fact * self._linked.get_family_rect().height
selfh = self.get_fus_size()[1]
uplim = max(1, linked_family - selfh)
self._limvals = (0, uplim)
def _setup(self, width=style.LIFT_BUTTON_SIZE[0],
dragsize=style.LIFT_DRAG_SIZE):
self._drag_element = DraggerLiftY(self)
self._height = width
painter = functions.obtain_valid_painter(
painterstyle.DEF_PAINTER,
pressed=True,
color=style.DEF_COLOR2,
size=(
width,
self._length +
dragsize[1] +
style.LIFT_MARGINS[1] +
1))
self.set_painter(painter)
self._drag_element.set_painter(
painterstyle.DEF_PAINTER(
size=dragsize),
autopress=False)
try:
self._drag_element.set_center((self.get_fus_center()[0], None))
except AttributeError: # state is ghost state, and has no fusionner
self._drag_element.set_center((self.get_ghost_center()[0], None))
self._drag_element.set_free(y=False)
self.englobe_childrens()
def _add_buttons(self, size=None):
size = style.SMALL_SIZE if size is None else size
self._plus = Plus()
self._minus = Minus()
self._plus.finish()
self._minus.finish()
self._plus.drag = self._drag_element
self._minus.drag = self._drag_element
reac_plus_time = ConstantReaction(constants.THORPY_EVENT,
self._plus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT)
self.add_reaction(reac_plus_time)
reac_minus_time = ConstantReaction(constants.THORPY_EVENT,
self._minus._reaction_time,
{"id":constants.EVENT_TIME},
reac_name=constants.REAC_MOUSE_REPEAT+0.1)
self.add_reaction(reac_minus_time)
self.add_elements([self._plus, self._minus])
# reactions to mouse press:
reac_pluspress2 = ConstantReaction(constants.THORPY_EVENT,
self._drag_element.shift,
{"el": self._plus,
"id": constants.EVENT_PRESS},
{"sign":parameters.CLICK_LIFT_SHIFT},
reac_name=constants.REAC_PRESSED2)
self.add_reaction(reac_pluspress2)
reac_minuspress2 = ConstantReaction(constants.THORPY_EVENT,
self._drag_element.shift,
{"el": self._minus,
"id": constants.EVENT_PRESS},
{"sign":-parameters.CLICK_LIFT_SHIFT},
reac_name=constants.REAC_PRESSED2+0.1)
self.add_reaction(reac_minuspress2)
def _finish_add(self, size=None):
size = style.LIFT_BUTTON_SIZE if size is None else size
rect = self.get_fus_rect()
pos = (rect.centerx, rect.bottom + style.BUTTON_MARGINS[1] + size[1]/2)
self._minus.set_center(pos)
pos = (rect.centerx, rect.top - style.BUTTON_MARGINS[1] - size[1]/2)
self._plus.set_center(pos)
self.englobe_childrens()
self._add_buttons_reactions()