InvokeAI/ldm/invoke/config/widgets.py

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'''
Widget class definitions used by model_select.py, merge_diffusers.py and textual_inversion.py
'''
import math
import npyscreen
import curses
class FloatSlider(npyscreen.Slider):
# this is supposed to adjust display precision, but doesn't
def translate_value(self):
stri = "%3.2f / %3.2f" % (self.value, self.out_of)
l = (len(str(self.out_of))) * 2 + 4
stri = stri.rjust(l)
return stri
class FloatTitleSlider(npyscreen.TitleText):
_entry_type = FloatSlider
class MultiSelectColumns(npyscreen.MultiSelect):
def __init__(self, screen, columns: int=1, values: list=[], **keywords):
self.columns = columns
self.value_cnt = len(values)
self.rows = math.ceil(self.value_cnt / self.columns)
super().__init__(screen,values=values, **keywords)
def make_contained_widgets(self):
self._my_widgets = []
column_width = self.width // self.columns
for h in range(self.value_cnt):
self._my_widgets.append(
self._contained_widgets(self.parent,
rely=self.rely + (h % self.rows) * self._contained_widget_height,
relx=self.relx + (h // self.rows) * column_width,
max_width=column_width,
max_height=self.__class__._contained_widget_height,
)
)
def set_up_handlers(self):
super().set_up_handlers()
self.handlers.update({
curses.KEY_UP: self.h_cursor_line_left,
curses.KEY_DOWN: self.h_cursor_line_right,
}
)
def h_cursor_line_down(self, ch):
self.cursor_line += self.rows
if self.cursor_line >= len(self.values):
if self.scroll_exit:
self.cursor_line = len(self.values)-self.rows
self.h_exit_down(ch)
return True
else:
self.cursor_line -= self.rows
return True
def h_cursor_line_up(self, ch):
self.cursor_line -= self.rows
if self.cursor_line < 0:
if self.scroll_exit:
self.cursor_line = 0
self.h_exit_up(ch)
else:
self.cursor_line = 0
def h_cursor_line_left(self,ch):
super().h_cursor_line_up(ch)
def h_cursor_line_right(self,ch):
super().h_cursor_line_down(ch)