def __init__(self,
length,
limvals=None,
text="",
elements=None,
normal_params=None):
self._height = None
self._drag_element = DraggerY(self)
super(SliderY, self).__init__(length, limvals, text, elements,
normal_params)
self._drag_element.finish()
self.add_elements(list([self._drag_element]))
Ghost.fit_children(self)
def __init__(self,
length,
limvals=None,
text="",
elements=None,
normal_params=None):
self._height = None
self._drag_element = DraggerY(self)
super(SliderY, self).__init__(length, limvals, text, elements,
normal_params)
self._drag_element.finish()
self.add_elements(list([self._drag_element]))
self.englobe_childrens()
class SliderY(_GraphicalSlider):
def __init__(self,
length,
limvals=None,
text="",
elements=None,
normal_params=None):
self._height = None
self._drag_element = DraggerY(self)
super(SliderY, self).__init__(length, limvals, text, elements,
normal_params)
self._drag_element.finish()
self.add_elements(list([self._drag_element]))
Ghost.fit_children(self)
def finish(self):
Element.finish(self)
self._drag_element.set_center((self.get_fus_center()[0], None))
self.misc_refresh()
def misc_refresh(self):
self._refresh_shift()
def _get_slide_rect(self):
slide_rect = Rect((0, 0), (self._height, self._length))
slide_rect.center = self.get_fus_rect().center
return slide_rect
def get_value(self):
y0 = self._get_slide_rect().y
val = self.pix_to_val(self._drag_element.get_fus_center()[1], y0)
if val < self.limvals[0]:
return self.limvals[0]
elif val > self.limvals[1]:
return self.limvals[1]
else:
return val
def get_factor(self):
value = self.get_value()
return 1. - (self.limvals[1] - value) / self.limvals[1]
def _add_buttons(self, size=None):
_GraphicalSlider._add_buttons(self, size)
rect = self.get_fus_rect()
pos = (rect.centerx, rect.bottom + style.SLIDER_MARGINS[1] + size[1]/2)
self._minus.set_center(pos)
pos = (rect.centerx, rect.top - style.SLIDER_MARGINS[1] - size[1]/2)
self._plus.set_center(pos)
Ghost.fit_children(self)
self._add_buttons_reactions()
def _add_buttons_reactions(self):
pass
def _get_theo_size(self, buttonsize, dragsize, length, margins=None,
surplus=False):
"""Returns the theoretical future total size of self. The reason for
this method to exist is that it provides a way to guess the size before
the graphical parts are created by calling self.finish().
<surplus> : get only the size surplus due to buttons.
"""
margins = style.SLIDER_MARGINS[0] if margins is None else margins
w = max(buttonsize[0], dragsize[0])
actual_length = length + dragsize[1] + 2 * margins
if buttonsize[0] != 0: # (0, 0) button size means no buttons
buttons_growth = 2 * buttonsize[1] + 2 * margins
else:
buttons_growth = 0
h = actual_length + buttons_growth
if surplus:
h -= length
return (w, h)
class SliderY(_GraphicalSlider):
def __init__(self,
length,
limvals=None,
text="",
elements=None,
normal_params=None):
self._height = None
self._drag_element = DraggerY(self)
super(SliderY, self).__init__(length, limvals, text, elements,
normal_params)
self._drag_element.finish()
self.add_elements(list([self._drag_element]))
self.englobe_childrens()
def finish(self):
Element.finish(self)
self._drag_element.set_center((self.get_fus_center()[0], None))
self.misc_refresh()
def misc_refresh(self):
self._refresh_shift()
def _get_slide_rect(self):
slide_rect = Rect((0, 0), (self._height, self._length))
slide_rect.center = self.get_fus_rect().center
return slide_rect
def get_value(self):
y0 = self._get_slide_rect().y
val = self.pix_to_val(self._drag_element.get_fus_center()[1], y0)
if val < self._limvals[0]:
return self._limvals[0]
elif val > self._limvals[1]:
return self._limvals[1]
else:
return val
def get_factor(self):
value = self.get_value()
return 1. - (self._limvals[1] - value) / self._limvals[1]
def _add_buttons(self, size=None):
_GraphicalSlider._add_buttons(self, size)
rect = self.get_fus_rect()
pos = (rect.centerx, rect.bottom + style.SLIDER_MARGINS[1] + size[1]/2)
self._minus.set_center(pos)
pos = (rect.centerx, rect.top - style.SLIDER_MARGINS[1] - size[1]/2)
self._plus.set_center(pos)
self.englobe_childrens()
self._add_buttons_reactions()
def _add_buttons_reactions(self):
pass
def _get_theo_size(self, buttonsize, dragsize, length, margins=None,
surplus=False):
"""Returns the theoretical future total size of self. The reason for
this method to exist is that it provides a way to guess the size before
the graphical parts are created by calling self.finish().
<surplus> : get only the size surplus due to buttons.
"""
margins = style.SLIDER_MARGINS[0] if margins is None else margins
w = max(buttonsize[0], dragsize[0])
actual_length = length + dragsize[1] + 2 * margins
if buttonsize[0] != 0: # (0, 0) button size means no buttons
buttons_growth = 2 * buttonsize[1] + 2 * margins
else:
buttons_growth = 0
h = actual_length + buttons_growth
if surplus:
h -= length
return (w, h)